Mercurial > repos > blastem
annotate romdb.c @ 1369:3e7a921718de
Fix handling of test register selected sprite layer in border area. Gets rid of the border garbage in the "disco floor/ceiling" scene of OD2
author | Michael Pavone <pavone@retrodev.com> |
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date | Tue, 23 May 2017 19:09:57 -0700 |
parents | 071e761bcdcf |
children | ae3b1721b226 |
rev | line source |
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1 #include <stdlib.h> |
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2 #include <string.h> |
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3 #include "config.h" |
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4 #include "romdb.h" |
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5 #include "util.h" |
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Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
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6 #include "hash.h" |
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WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
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7 #include "genesis.h" |
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Menu ROM now pulls real file names from the OS rather than using a fake list
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8 #include "menu.h" |
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WIP support for XBAND mapper hardware
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9 #include "xband.h" |
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Support for the Realtec mapper. Needs testing with games besides The Earth Defend
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10 #include "realtec.h" |
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11 |
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12 #define DOM_TITLE_START 0x120 |
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13 #define DOM_TITLE_END 0x150 |
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14 #define TITLE_START DOM_TITLE_END |
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15 #define TITLE_END (TITLE_START+48) |
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16 #define ROM_END 0x1A4 |
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17 #define RAM_ID 0x1B0 |
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18 #define RAM_FLAGS 0x1B2 |
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19 #define RAM_START 0x1B4 |
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20 #define RAM_END 0x1B8 |
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21 #define REGION_START 0x1F0 |
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22 |
770 | 23 enum { |
24 I2C_IDLE, | |
25 I2C_START, | |
26 I2C_DEVICE_ACK, | |
27 I2C_ADDRESS_HI, | |
28 I2C_ADDRESS_HI_ACK, | |
29 I2C_ADDRESS, | |
30 I2C_ADDRESS_ACK, | |
31 I2C_READ, | |
32 I2C_READ_ACK, | |
33 I2C_WRITE, | |
34 I2C_WRITE_ACK | |
35 }; | |
36 | |
37 char * i2c_states[] = { | |
38 "idle", | |
39 "start", | |
40 "device ack", | |
41 "address hi", | |
42 "address hi ack", | |
43 "address", | |
44 "address ack", | |
45 "read", | |
46 "read_ack", | |
47 "write", | |
48 "write_ack" | |
49 }; | |
50 | |
51 void eeprom_init(eeprom_state *state, uint8_t *buffer, uint32_t size) | |
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52 { |
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53 state->slave_sda = 1; |
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54 state->host_sda = state->scl = 0; |
770 | 55 state->buffer = buffer; |
56 state->size = size; | |
57 state->state = I2C_IDLE; | |
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58 } |
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59 |
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60 void set_host_sda(eeprom_state *state, uint8_t val) |
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61 { |
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62 if (state->scl) { |
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63 if (val & ~state->host_sda) { |
770 | 64 //low to high, stop condition |
65 state->state = I2C_IDLE; | |
66 state->slave_sda = 1; | |
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67 } else if (~val & state->host_sda) { |
770 | 68 //high to low, start condition |
69 state->state = I2C_START; | |
70 state->slave_sda = 1; | |
71 state->counter = 8; | |
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72 } |
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73 } |
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74 state->host_sda = val; |
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75 } |
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76 |
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77 void set_scl(eeprom_state *state, uint8_t val) |
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78 { |
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79 if (val & ~state->scl) { |
770 | 80 //low to high transition |
81 switch (state->state) | |
82 { | |
83 case I2C_START: | |
84 case I2C_ADDRESS_HI: | |
85 case I2C_ADDRESS: | |
86 case I2C_WRITE: | |
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87 state->latch = state->host_sda | state->latch << 1; |
770 | 88 state->counter--; |
89 if (!state->counter) { | |
90 switch (state->state & 0x7F) | |
91 { | |
92 case I2C_START: | |
93 state->state = I2C_DEVICE_ACK; | |
94 break; | |
95 case I2C_ADDRESS_HI: | |
96 state->address = state->latch << 8; | |
97 state->state = I2C_ADDRESS_HI_ACK; | |
98 break; | |
99 case I2C_ADDRESS: | |
100 state->address |= state->latch; | |
101 state->state = I2C_ADDRESS_ACK; | |
102 break; | |
103 case I2C_WRITE: | |
104 state->buffer[state->address] = state->latch; | |
105 state->state = I2C_WRITE_ACK; | |
106 break; | |
107 } | |
108 } | |
109 break; | |
110 case I2C_DEVICE_ACK: | |
111 if (state->latch & 1) { | |
112 state->state = I2C_READ; | |
113 state->counter = 8; | |
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114 if (state->size < 256) { |
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115 state->address = state->latch >> 1; |
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116 } |
770 | 117 state->latch = state->buffer[state->address]; |
118 } else { | |
119 if (state->size < 256) { | |
120 state->address = state->latch >> 1; | |
121 state->state = I2C_WRITE; | |
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122 } else if (state->size < 4096) { |
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123 state->address = (state->latch & 0xE) << 7; |
770 | 124 state->state = I2C_ADDRESS; |
125 } else { | |
126 state->state = I2C_ADDRESS_HI; | |
127 } | |
128 state->counter = 8; | |
129 } | |
130 break; | |
131 case I2C_ADDRESS_HI_ACK: | |
132 state->state = I2C_ADDRESS; | |
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133 state->counter = 8; |
770 | 134 break; |
135 case I2C_ADDRESS_ACK: | |
136 state->state = I2C_WRITE; | |
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137 state->address &= state->size-1; |
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138 state->counter = 8; |
770 | 139 break; |
140 case I2C_READ: | |
141 state->counter--; | |
142 if (!state->counter) { | |
143 state->state = I2C_READ_ACK; | |
144 } | |
145 break; | |
146 case I2C_READ_ACK: | |
147 state->state = I2C_READ; | |
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148 state->counter = 8; |
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149 state->address++; |
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150 //TODO: page mask |
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151 state->address &= state->size-1; |
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152 state->latch = state->buffer[state->address]; |
770 | 153 break; |
154 case I2C_WRITE_ACK: | |
155 state->state = I2C_WRITE; | |
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156 state->counter = 8; |
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157 state->address++; |
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158 //TODO: page mask |
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159 state->address &= state->size-1; |
770 | 160 break; |
161 } | |
162 } else if (~val & state->scl) { | |
163 //high to low transition | |
164 switch (state->state & 0x7F) | |
165 { | |
166 case I2C_DEVICE_ACK: | |
167 case I2C_ADDRESS_HI_ACK: | |
168 case I2C_ADDRESS_ACK: | |
169 case I2C_READ_ACK: | |
170 case I2C_WRITE_ACK: | |
171 state->slave_sda = 0; | |
172 break; | |
173 case I2C_READ: | |
174 state->slave_sda = state->latch >> 7; | |
175 state->latch = state->latch << 1; | |
176 break; | |
177 default: | |
178 state->slave_sda = 1; | |
179 break; | |
180 } | |
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181 } |
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182 state->scl = val; |
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183 } |
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184 |
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185 uint8_t get_sda(eeprom_state *state) |
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186 { |
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187 return state->host_sda & state->slave_sda; |
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188 } |
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189 |
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190 uint16_t read_sram_w(uint32_t address, m68k_context * context) |
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191 { |
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192 genesis_context * gen = context->system; |
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193 address &= gen->save_ram_mask; |
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194 switch(gen->save_type) |
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195 { |
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196 case RAM_FLAG_BOTH: |
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197 return gen->save_storage[address] << 8 | gen->save_storage[address+1]; |
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198 case RAM_FLAG_EVEN: |
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199 return gen->save_storage[address >> 1] << 8 | 0xFF; |
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200 case RAM_FLAG_ODD: |
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201 return gen->save_storage[address >> 1] | 0xFF00; |
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202 } |
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203 return 0xFFFF;//We should never get here |
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204 } |
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205 |
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206 uint8_t read_sram_b(uint32_t address, m68k_context * context) |
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207 { |
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208 genesis_context * gen = context->system; |
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209 address &= gen->save_ram_mask; |
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210 switch(gen->save_type) |
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211 { |
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212 case RAM_FLAG_BOTH: |
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213 return gen->save_storage[address]; |
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214 case RAM_FLAG_EVEN: |
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215 if (address & 1) { |
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216 return 0xFF; |
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217 } else { |
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|
218 return gen->save_storage[address >> 1]; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
219 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
220 case RAM_FLAG_ODD: |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
221 if (address & 1) { |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
222 return gen->save_storage[address >> 1]; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
223 } else { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
224 return 0xFF; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
225 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
226 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
227 return 0xFF;//We should never get here |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
228 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
229 |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
230 m68k_context * write_sram_area_w(uint32_t address, m68k_context * context, uint16_t value) |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
231 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
232 genesis_context * gen = context->system; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
233 if ((gen->bank_regs[0] & 0x3) == 1) { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
234 address &= gen->save_ram_mask; |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
235 switch(gen->save_type) |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
236 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
237 case RAM_FLAG_BOTH: |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
238 gen->save_storage[address] = value >> 8; |
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
239 gen->save_storage[address+1] = value; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
240 break; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
241 case RAM_FLAG_EVEN: |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
242 gen->save_storage[address >> 1] = value >> 8; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
243 break; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
244 case RAM_FLAG_ODD: |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
245 gen->save_storage[address >> 1] = value; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
246 break; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
247 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
248 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
249 return context; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
250 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
251 |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
252 m68k_context * write_sram_area_b(uint32_t address, m68k_context * context, uint8_t value) |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
253 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
254 genesis_context * gen = context->system; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
255 if ((gen->bank_regs[0] & 0x3) == 1) { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
256 address &= gen->save_ram_mask; |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
257 switch(gen->save_type) |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
258 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
259 case RAM_FLAG_BOTH: |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
260 gen->save_storage[address] = value; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
261 break; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
262 case RAM_FLAG_EVEN: |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
263 if (!(address & 1)) { |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
264 gen->save_storage[address >> 1] = value; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
265 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
266 break; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
267 case RAM_FLAG_ODD: |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
268 if (address & 1) { |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
269 gen->save_storage[address >> 1] = value; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
270 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
271 break; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
272 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
273 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
274 return context; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
275 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
276 |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
277 m68k_context * write_bank_reg_w(uint32_t address, m68k_context * context, uint16_t value) |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
278 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
279 genesis_context * gen = context->system; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
280 address &= 0xE; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
281 address >>= 1; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
282 gen->bank_regs[address] = value; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
283 if (!address) { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
284 if (value & 1) { |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
285 for (int i = 0; i < 8; i++) |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
286 { |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
287 context->mem_pointers[gen->mapper_start_index + i] = NULL; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
288 } |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
289 } else { |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
290 //Used for games that only use the mapper for SRAM |
1103
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
1091
diff
changeset
|
291 context->mem_pointers[gen->mapper_start_index] = gen->cart + 0x200000/2; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
292 //For games that need more than 4MB |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
293 for (int i = 1; i < 8; i++) |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
294 { |
1103
22e87b739ad6
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents:
1091
diff
changeset
|
295 context->mem_pointers[gen->mapper_start_index + i] = gen->cart + 0x40000*gen->bank_regs[i]; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
296 } |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
297 } |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
298 } else { |
1324
2fc444b69351
Minor optimization to avoid invalidating translated code when the bank has not actually changed. Makes a nasty edge case in the 68K debugger slightly less severe when dealing with code that uses banking
Michael Pavone <pavone@retrodev.com>
parents:
1305
diff
changeset
|
299 void *new_ptr = gen->cart + 0x40000*value; |
2fc444b69351
Minor optimization to avoid invalidating translated code when the bank has not actually changed. Makes a nasty edge case in the 68K debugger slightly less severe when dealing with code that uses banking
Michael Pavone <pavone@retrodev.com>
parents:
1305
diff
changeset
|
300 if (context->mem_pointers[gen->mapper_start_index + address] != new_ptr) { |
2fc444b69351
Minor optimization to avoid invalidating translated code when the bank has not actually changed. Makes a nasty edge case in the 68K debugger slightly less severe when dealing with code that uses banking
Michael Pavone <pavone@retrodev.com>
parents:
1305
diff
changeset
|
301 m68k_invalidate_code_range(gen->m68k, address * 0x80000, (address + 1) * 0x80000); |
2fc444b69351
Minor optimization to avoid invalidating translated code when the bank has not actually changed. Makes a nasty edge case in the 68K debugger slightly less severe when dealing with code that uses banking
Michael Pavone <pavone@retrodev.com>
parents:
1305
diff
changeset
|
302 context->mem_pointers[gen->mapper_start_index + address] = new_ptr; |
2fc444b69351
Minor optimization to avoid invalidating translated code when the bank has not actually changed. Makes a nasty edge case in the 68K debugger slightly less severe when dealing with code that uses banking
Michael Pavone <pavone@retrodev.com>
parents:
1305
diff
changeset
|
303 } |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
304 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
305 return context; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
306 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
307 |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
308 m68k_context * write_bank_reg_b(uint32_t address, m68k_context * context, uint8_t value) |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
309 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
310 if (address & 1) { |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
311 write_bank_reg_w(address, context, value); |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
312 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
313 return context; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
314 } |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
315 eeprom_map *find_eeprom_map(uint32_t address, genesis_context *gen) |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
316 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
317 for (int i = 0; i < gen->num_eeprom; i++) |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
318 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
319 if (address >= gen->eeprom_map[i].start && address <= gen->eeprom_map[i].end) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
320 return gen->eeprom_map + i; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
321 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
322 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
323 return NULL; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
324 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
325 |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
326 void * write_eeprom_i2c_w(uint32_t address, void * context, uint16_t value) |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
327 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
328 genesis_context *gen = ((m68k_context *)context)->system; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
329 eeprom_map *map = find_eeprom_map(address, gen); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
330 if (!map) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
331 fatal_error("Could not find EEPROM map for address %X\n", address); |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
332 } |
772
1b82b282b829
Less broken EEPROM support
Michael Pavone <pavone@retrodev.com>
parents:
770
diff
changeset
|
333 if (map->scl_mask) { |
1b82b282b829
Less broken EEPROM support
Michael Pavone <pavone@retrodev.com>
parents:
770
diff
changeset
|
334 set_scl(&gen->eeprom, (value & map->scl_mask) != 0); |
1b82b282b829
Less broken EEPROM support
Michael Pavone <pavone@retrodev.com>
parents:
770
diff
changeset
|
335 } |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
336 if (map->sda_write_mask) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
337 set_host_sda(&gen->eeprom, (value & map->sda_write_mask) != 0); |
4638b88bc72d
Initial work on I2C EEPROM implementation
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parents:
768
diff
changeset
|
338 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
339 return context; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
340 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
341 |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
342 void * write_eeprom_i2c_b(uint32_t address, void * context, uint8_t value) |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
343 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
344 genesis_context *gen = ((m68k_context *)context)->system; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
345 eeprom_map *map = find_eeprom_map(address, gen); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
346 if (!map) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
347 fatal_error("Could not find EEPROM map for address %X\n", address); |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
348 } |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
349 |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
350 uint16_t expanded, mask; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
351 if (address & 1) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
352 expanded = value; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
353 mask = 0xFF; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
354 } else { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
355 expanded = value << 8; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
356 mask = 0xFF00; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
357 } |
772
1b82b282b829
Less broken EEPROM support
Michael Pavone <pavone@retrodev.com>
parents:
770
diff
changeset
|
358 if (map->scl_mask & mask) { |
1b82b282b829
Less broken EEPROM support
Michael Pavone <pavone@retrodev.com>
parents:
770
diff
changeset
|
359 set_scl(&gen->eeprom, (expanded & map->scl_mask) != 0); |
1b82b282b829
Less broken EEPROM support
Michael Pavone <pavone@retrodev.com>
parents:
770
diff
changeset
|
360 } |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
361 if (map->sda_write_mask & mask) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
362 set_host_sda(&gen->eeprom, (expanded & map->sda_write_mask) != 0); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
363 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
364 return context; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
365 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
366 |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
367 uint16_t read_eeprom_i2c_w(uint32_t address, void * context) |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
368 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
369 genesis_context *gen = ((m68k_context *)context)->system; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
370 eeprom_map *map = find_eeprom_map(address, gen); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
371 if (!map) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
372 fatal_error("Could not find EEPROM map for address %X\n", address); |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
373 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
374 uint16_t ret = 0; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
375 if (map->sda_read_bit < 16) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
376 ret = get_sda(&gen->eeprom) << map->sda_read_bit; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
377 } |
938
4c17c7f46331
Accept address on 128-byte EEPROMs on both read and write
Michael Pavone <pavone@retrodev.com>
parents:
915
diff
changeset
|
378 return ret; |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
379 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
380 |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
381 uint8_t read_eeprom_i2c_b(uint32_t address, void * context) |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
382 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
383 genesis_context *gen = ((m68k_context *)context)->system; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
384 eeprom_map *map = find_eeprom_map(address, gen); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
385 if (!map) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
386 fatal_error("Could not find EEPROM map for address %X\n", address); |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
387 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
388 uint8_t bit = address & 1 ? map->sda_read_bit : map->sda_read_bit - 8; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
389 uint8_t ret = 0; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
390 if (bit < 8) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
391 ret = get_sda(&gen->eeprom) << bit; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
392 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
393 return ret; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
394 } |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
395 |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
396 tern_node *load_rom_db() |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
397 { |
875
54ffba3768d6
Make menu stuff work on Android (theoretically)
Michael Pavone <pavone@retrodev.com>
parents:
866
diff
changeset
|
398 tern_node *db = parse_bundled_config("rom.db"); |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
399 if (!db) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
400 fatal_error("Failed to load ROM DB\n"); |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
401 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
402 return db; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
403 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
404 |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
405 char *get_header_name(uint8_t *rom) |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
406 { |
1006
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
407 //TODO: Should probably prefer the title field that corresponds to the user's region preference |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
408 uint8_t *last = rom + TITLE_END - 1; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
409 uint8_t *src = rom + TITLE_START; |
1006
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
410 |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
411 for (;;) |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
412 { |
1006
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
413 while (last > src && (*last <= 0x20 || *last >= 0x80)) |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
414 { |
1006
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
415 last--; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
416 } |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
417 if (last == src) { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
418 if (src == rom + TITLE_START) { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
419 src = rom + DOM_TITLE_START; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
420 last = rom + DOM_TITLE_END - 1; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
421 } else { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
422 return strdup("UNKNOWN"); |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
423 } |
1006
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
424 } else { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
425 last++; |
1031
219de1d64aa1
Fixed a bug in get_header_name that results in a crash if the "International Name" field is blank
Michael Pavone <pavone@retrodev.com>
parents:
1016
diff
changeset
|
426 char *ret = malloc(last - src + 1); |
1006
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
427 uint8_t *dst; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
428 uint8_t last_was_space = 1; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
429 for (dst = ret; src < last; src++) |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
430 { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
431 if (*src >= 0x20 && *src < 0x80) { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
432 if (*src == ' ') { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
433 if (last_was_space) { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
434 continue; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
435 } |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
436 last_was_space = 1; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
437 } else { |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
438 last_was_space = 0; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
439 } |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
440 *(dst++) = *src; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
441 } |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
442 } |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
443 *dst = 0; |
9ab35686a025
Improve parsing of game name from ROM header
Michael Pavone <pavone@retrodev.com>
parents:
938
diff
changeset
|
444 return ret; |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
445 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
446 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
447 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
448 |
1195
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
449 char *region_chars = "JUEW"; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
450 uint8_t region_bits[] = {REGION_J, REGION_U, REGION_E, REGION_J|REGION_U|REGION_E}; |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
451 |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
452 uint8_t translate_region_char(uint8_t c) |
1195
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
453 { |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
454 for (int i = 0; i < sizeof(region_bits); i++) |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
455 { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
456 if (c == region_chars[i]) { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
457 return region_bits[i]; |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
458 } |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
459 } |
1195
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
460 uint8_t bin_region = 0; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
461 if (c >= '0' && c <= '9') { |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
462 bin_region = c - '0'; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
463 } else if (c >= 'A' && c <= 'F') { |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
464 bin_region = c - 'A' + 0xA; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
465 } else if (c >= 'a' && c <= 'f') { |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
466 bin_region = c - 'a' + 0xA; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
467 } |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
468 uint8_t ret = 0; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
469 if (bin_region & 8) { |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
470 ret |= REGION_E; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
471 } |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
472 if (bin_region & 4) { |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
473 ret |= REGION_U; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
474 } |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
475 if (bin_region & 1) { |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
476 ret |= REGION_J; |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
477 } |
b8ba086b96ed
Improved parsing of cartridge region header
Michael Pavone <pavone@retrodev.com>
parents:
1103
diff
changeset
|
478 return ret; |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
479 } |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
480 |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
481 uint8_t get_header_regions(uint8_t *rom) |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
482 { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
483 uint8_t regions = 0; |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
484 for (int i = 0; i < 3; i++) |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
485 { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
486 regions |= translate_region_char(rom[REGION_START + i]); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
487 } |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
488 return regions; |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
489 } |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
490 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
491 uint32_t get_u32be(uint8_t *data) |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
492 { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
493 return *data << 24 | data[1] << 16 | data[2] << 8 | data[3]; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
494 } |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
495 |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
496 uint32_t calc_mask(uint32_t src_size, uint32_t start, uint32_t end) |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
497 { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
498 uint32_t map_size = end-start+1; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
499 if (src_size < map_size) { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
500 return nearest_pow2(src_size)-1; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
501 } else if (!start) { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
502 return 0xFFFFFF; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
503 } else { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
504 return nearest_pow2(map_size)-1; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
505 } |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
506 } |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
507 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
508 void add_memmap_header(rom_info *info, uint8_t *rom, uint32_t size, memmap_chunk const *base_map, int base_chunks) |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
509 { |
777
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
510 uint32_t rom_end = get_u32be(rom + ROM_END) + 1; |
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
511 if (size > rom_end) { |
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
512 rom_end = size; |
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
513 } else if (rom_end > nearest_pow2(size)) { |
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
514 rom_end = nearest_pow2(size); |
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
515 } |
1287
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
516 if (size >= 0x80000 && !memcmp("SEGA SSF", rom + 0x100, 8)) { |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
517 info->mapper_start_index = 0; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
518 info->map_chunks = base_chunks + 9; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
519 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks); |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
520 memset(info->map, 0, sizeof(memmap_chunk)*9); |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
521 memcpy(info->map+9, base_map, sizeof(memmap_chunk) * base_chunks); |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
522 |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
523 info->map[0].start = 0; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
524 info->map[0].end = 0x80000; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
525 info->map[0].mask = 0xFFFFFF; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
526 info->map[0].flags = MMAP_READ; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
527 info->map[0].buffer = rom; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
528 |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
529 for (int i = 1; i < 8; i++) |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
530 { |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
531 info->map[i].start = i * 0x80000; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
532 info->map[i].end = (i + 1) * 0x80000; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
533 info->map[i].mask = 0x7FFFF; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
534 info->map[i].buffer = (i + 1) * 0x80000 <= size ? rom + i * 0x80000 : rom; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
535 info->map[i].ptr_index = i; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
536 info->map[i].flags = MMAP_READ | MMAP_PTR_IDX | MMAP_CODE; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
537 |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
538 } |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
539 info->map[8].start = 0xA13000; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
540 info->map[8].end = 0xA13100; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
541 info->map[8].mask = 0xFF; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
542 info->map[8].write_16 = (write_16_fun)write_bank_reg_w; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
543 info->map[8].write_8 = (write_8_fun)write_bank_reg_b; |
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
544 } else if (rom[RAM_ID] == 'R' && rom[RAM_ID+1] == 'A') { |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
545 uint32_t ram_start = get_u32be(rom + RAM_START); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
546 uint32_t ram_end = get_u32be(rom + RAM_END); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
547 uint32_t ram_flags = info->save_type = rom[RAM_FLAGS] & RAM_FLAG_MASK; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
548 ram_start &= 0xFFFFFE; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
549 ram_end |= 1; |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
550 info->save_mask = ram_end - ram_start; |
777
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
551 uint32_t save_size = info->save_mask + 1; |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
552 if (ram_flags != RAM_FLAG_BOTH) { |
777
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
553 save_size /= 2; |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
554 } |
777
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
555 info->save_size = save_size; |
79b10b421d3c
Support large flat-mapped ROMs like Bad Apple or that Mortal Kombat hack
Michael Pavone <pavone@retrodev.com>
parents:
776
diff
changeset
|
556 info->save_buffer = malloc(save_size); |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
557 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
558 info->map_chunks = base_chunks + (ram_start >= rom_end ? 2 : 3); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
559 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
560 memset(info->map, 0, sizeof(memmap_chunk)*2); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
561 memcpy(info->map+2, base_map, sizeof(memmap_chunk) * base_chunks); |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
562 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
563 if (ram_start >= rom_end) { |
825
e6f2c9dbf6c8
Prevent crashes if game tries to access the ROM area outside of the size of the actual ROM
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
|
564 info->map[0].end = rom_end < 0x400000 ? nearest_pow2(rom_end) - 1 : 0xFFFFFF; |
1281
34113230fd88
Fix heuristic detection of SRAM for 3MB ROMs with SRAM at the 3MB mark
Michael Pavone <pavone@retrodev.com>
parents:
1259
diff
changeset
|
565 if (info->map[0].end > ram_start) { |
34113230fd88
Fix heuristic detection of SRAM for 3MB ROMs with SRAM at the 3MB mark
Michael Pavone <pavone@retrodev.com>
parents:
1259
diff
changeset
|
566 info->map[0].end = ram_start; |
34113230fd88
Fix heuristic detection of SRAM for 3MB ROMs with SRAM at the 3MB mark
Michael Pavone <pavone@retrodev.com>
parents:
1259
diff
changeset
|
567 } |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
568 //TODO: ROM mirroring |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
569 info->map[0].mask = 0xFFFFFF; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
570 info->map[0].flags = MMAP_READ; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
571 info->map[0].buffer = rom; |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
572 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
573 info->map[1].start = ram_start; |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
574 info->map[1].mask = info->save_mask; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
575 info->map[1].end = ram_end + 1; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
576 info->map[1].flags = MMAP_READ | MMAP_WRITE; |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
577 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
578 if (ram_flags == RAM_FLAG_ODD) { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
579 info->map[1].flags |= MMAP_ONLY_ODD; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
580 } else if (ram_flags == RAM_FLAG_EVEN) { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
581 info->map[1].flags |= MMAP_ONLY_EVEN; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
582 } |
767
ea525f600b1d
SRAM detection from ROM header is no working correctly again
Michael Pavone <pavone@retrodev.com>
parents:
766
diff
changeset
|
583 info->map[1].buffer = info->save_buffer; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
584 } else { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
585 //Assume the standard Sega mapper |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
586 info->map[0].end = 0x200000; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
587 info->map[0].mask = 0xFFFFFF; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
588 info->map[0].flags = MMAP_READ; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
589 info->map[0].buffer = rom; |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
590 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
591 info->map[1].start = 0x200000; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
592 info->map[1].end = 0x400000; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
593 info->map[1].mask = 0x1FFFFF; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
594 info->map[1].flags = MMAP_READ | MMAP_PTR_IDX | MMAP_FUNC_NULL; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
595 info->map[1].ptr_index = info->mapper_start_index = 0; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
596 info->map[1].read_16 = (read_16_fun)read_sram_w;//these will only be called when mem_pointers[2] == NULL |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
597 info->map[1].read_8 = (read_8_fun)read_sram_b; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
598 info->map[1].write_16 = (write_16_fun)write_sram_area_w;//these will be called all writes to the area |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
599 info->map[1].write_8 = (write_8_fun)write_sram_area_b; |
1221
53fc7efdfdab
Fix handling of SRAM overlapping with ROM
Michael Pavone <pavone@retrodev.com>
parents:
1195
diff
changeset
|
600 info->map[1].buffer = rom + 0x200000; |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
601 |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
602 memmap_chunk *last = info->map + info->map_chunks - 1; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
603 memset(last, 0, sizeof(memmap_chunk)); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
604 last->start = 0xA13000; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
605 last->end = 0xA13100; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
606 last->mask = 0xFF; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
607 last->write_16 = (write_16_fun)write_bank_reg_w; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
608 last->write_8 = (write_8_fun)write_bank_reg_b; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
609 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
610 } else { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
611 info->map_chunks = base_chunks + 1; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
612 info->map = malloc(sizeof(memmap_chunk) * info->map_chunks); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
613 memset(info->map, 0, sizeof(memmap_chunk)); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
614 memcpy(info->map+1, base_map, sizeof(memmap_chunk) * base_chunks); |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
615 |
825
e6f2c9dbf6c8
Prevent crashes if game tries to access the ROM area outside of the size of the actual ROM
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
|
616 info->map[0].end = rom_end > 0x400000 ? rom_end : 0x400000; |
e6f2c9dbf6c8
Prevent crashes if game tries to access the ROM area outside of the size of the actual ROM
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
|
617 info->map[0].mask = rom_end < 0x400000 ? nearest_pow2(rom_end) - 1 : 0xFFFFFF; |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
618 info->map[0].flags = MMAP_READ; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
619 info->map[0].buffer = rom; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
620 info->save_type = SAVE_NONE; |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
621 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
622 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
623 |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
624 rom_info configure_rom_heuristics(uint8_t *rom, uint32_t rom_size, memmap_chunk const *base_map, uint32_t base_chunks) |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
625 { |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
626 rom_info info; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
627 info.name = get_header_name(rom); |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
628 info.regions = get_header_regions(rom); |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
629 add_memmap_header(&info, rom, rom_size, base_map, base_chunks); |
915
9e882eca717e
Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents:
913
diff
changeset
|
630 info.port1_override = info.port2_override = info.ext_override = info.mouse_mode = NULL; |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
631 return info; |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
632 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
633 |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
634 typedef struct { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
635 rom_info *info; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
636 uint8_t *rom; |
1016
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
637 uint8_t *lock_on; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
638 tern_node *root; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
639 uint32_t rom_size; |
1016
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
640 uint32_t lock_on_size; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
641 int index; |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
642 int num_els; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
643 uint16_t ptr_index; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
644 } map_iter_state; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
645 |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
646 void eeprom_read_fun(char *key, tern_val val, uint8_t valtype, void *data) |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
647 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
648 int bit = atoi(key); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
649 if (bit < 0 || bit > 15) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
650 fprintf(stderr, "bit %s is out of range", key); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
651 return; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
652 } |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
653 if (valtype != TVAL_PTR) { |
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
654 fprintf(stderr, "bit %s has a non-scalar value", key); |
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
655 return; |
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
656 } |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
657 char *pin = val.ptrval; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
658 if (strcmp(pin, "sda")) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
659 fprintf(stderr, "bit %s is connected to unrecognized read pin %s", key, pin); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
660 return; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
661 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
662 eeprom_map *map = data; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
663 map->sda_read_bit = bit; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
664 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
665 |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
666 void eeprom_write_fun(char *key, tern_val val, uint8_t valtype, void *data) |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
667 { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
668 int bit = atoi(key); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
669 if (bit < 0 || bit > 15) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
670 fprintf(stderr, "bit %s is out of range", key); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
671 return; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
672 } |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
673 if (valtype != TVAL_PTR) { |
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
674 fprintf(stderr, "bit %s has a non-scalar value", key); |
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
675 return; |
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
676 } |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
677 char *pin = val.ptrval; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
678 eeprom_map *map = data; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
679 if (!strcmp(pin, "sda")) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
680 map->sda_write_mask = 1 << bit; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
681 return; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
682 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
683 if (!strcmp(pin, "scl")) { |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
684 map->scl_mask = 1 << bit; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
685 return; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
686 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
687 fprintf(stderr, "bit %s is connected to unrecognized write pin %s", key, pin); |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
688 } |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
689 |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
690 void process_sram_def(char *key, map_iter_state *state) |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
691 { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
692 if (!state->info->save_size) { |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
693 char * size = tern_find_path(state->root, "SRAM\0size\0", TVAL_PTR).ptrval; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
694 if (!size) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
695 fatal_error("ROM DB map entry %d with address %s has device type SRAM, but the SRAM size is not defined\n", state->index, key); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
696 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
697 state->info->save_size = atoi(size); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
698 if (!state->info->save_size) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
699 fatal_error("SRAM size %s is invalid\n", size); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
700 } |
775
22728a57d7f3
Populate save mask when SRAM is defined in ROM DB rather than cart header
Michael Pavone <pavone@retrodev.com>
parents:
774
diff
changeset
|
701 state->info->save_mask = nearest_pow2(state->info->save_size)-1; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
702 state->info->save_buffer = malloc(state->info->save_size); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
703 memset(state->info->save_buffer, 0, state->info->save_size); |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
704 char *bus = tern_find_path(state->root, "SRAM\0bus\0", TVAL_PTR).ptrval; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
705 if (!strcmp(bus, "odd")) { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
706 state->info->save_type = RAM_FLAG_ODD; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
707 } else if(!strcmp(bus, "even")) { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
708 state->info->save_type = RAM_FLAG_EVEN; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
709 } else { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
710 state->info->save_type = RAM_FLAG_BOTH; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
711 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
712 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
713 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
714 |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
715 void process_eeprom_def(char * key, map_iter_state *state) |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
716 { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
717 if (!state->info->save_size) { |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
718 char * size = tern_find_path(state->root, "EEPROM\0size\0", TVAL_PTR).ptrval; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
719 if (!size) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
720 fatal_error("ROM DB map entry %d with address %s has device type EEPROM, but the EEPROM size is not defined\n", state->index, key); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
721 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
722 state->info->save_size = atoi(size); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
723 if (!state->info->save_size) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
724 fatal_error("EEPROM size %s is invalid\n", size); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
725 } |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
726 char *etype = tern_find_path(state->root, "EEPROM\0type\0", TVAL_PTR).ptrval; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
727 if (!etype) { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
728 etype = "i2c"; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
729 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
730 if (!strcmp(etype, "i2c")) { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
731 state->info->save_type = SAVE_I2C; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
732 } else { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
733 fatal_error("EEPROM type %s is invalid\n", etype); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
734 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
735 state->info->save_buffer = malloc(state->info->save_size); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
736 memset(state->info->save_buffer, 0xFF, state->info->save_size); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
737 state->info->eeprom_map = malloc(sizeof(eeprom_map) * state->num_els); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
738 memset(state->info->eeprom_map, 0, sizeof(eeprom_map) * state->num_els); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
739 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
740 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
741 |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
742 void add_eeprom_map(tern_node *node, uint32_t start, uint32_t end, map_iter_state *state) |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
743 { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
744 eeprom_map *eep_map = state->info->eeprom_map + state->info->num_eeprom; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
745 eep_map->start = start; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
746 eep_map->end = end; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
747 eep_map->sda_read_bit = 0xFF; |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
748 tern_node * bits_read = tern_find_node(node, "bits_read"); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
749 if (bits_read) { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
750 tern_foreach(bits_read, eeprom_read_fun, eep_map); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
751 } |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
752 tern_node * bits_write = tern_find_node(node, "bits_write"); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
753 if (bits_write) { |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
754 tern_foreach(bits_write, eeprom_write_fun, eep_map); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
755 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
756 printf("EEPROM address %X: sda read: %X, sda write: %X, scl: %X\n", start, eep_map->sda_read_bit, eep_map->sda_write_mask, eep_map->scl_mask); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
757 state->info->num_eeprom++; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
758 } |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
759 |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
760 void map_iter_fun(char *key, tern_val val, uint8_t valtype, void *data) |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
761 { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
762 map_iter_state *state = data; |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
763 if (valtype != TVAL_NODE) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
764 fatal_error("ROM DB map entry %d with address %s is not a node\n", state->index, key); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
765 } |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
766 tern_node *node = val.ptrval; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
767 uint32_t start = strtol(key, NULL, 16); |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
768 uint32_t end = strtol(tern_find_ptr_default(node, "last", "0"), NULL, 16); |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
769 if (!end || end < start) { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
781
diff
changeset
|
770 fatal_error("'last' value is missing or invalid for ROM DB map entry %d with address %s\n", state->index, key); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
771 } |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
772 char * dtype = tern_find_ptr_default(node, "device", "ROM"); |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
773 uint32_t offset = strtol(tern_find_ptr_default(node, "offset", "0"), NULL, 16); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
774 memmap_chunk *map = state->info->map + state->index; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
775 map->start = start; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
776 map->end = end + 1; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
777 if (!strcmp(dtype, "ROM")) { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
778 map->buffer = state->rom + offset; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
779 map->flags = MMAP_READ; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
780 map->mask = calc_mask(state->rom_size - offset, start, end); |
1016
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
781 } else if (!strcmp(dtype, "LOCK-ON")) { |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
782 if (!state->lock_on) { |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
783 //skip this entry if there is no lock on cartridge attached |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
784 return; |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
785 } |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
786 map->buffer = state->lock_on + offset; |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
787 map->flags = MMAP_READ; |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
788 map->mask = calc_mask(state->lock_on_size - offset, start, end); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
789 } else if (!strcmp(dtype, "EEPROM")) { |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
790 process_eeprom_def(key, state); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
791 add_eeprom_map(node, start, end, state); |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
792 |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
793 map->write_16 = write_eeprom_i2c_w; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
794 map->write_8 = write_eeprom_i2c_b; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
795 map->read_16 = read_eeprom_i2c_w; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
796 map->read_8 = read_eeprom_i2c_b; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
797 map->mask = 0xFFFFFF; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
798 } else if (!strcmp(dtype, "SRAM")) { |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
799 process_sram_def(key, state); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
800 map->buffer = state->info->save_buffer + offset; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
801 map->flags = MMAP_READ | MMAP_WRITE; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
802 if (state->info->save_type == RAM_FLAG_ODD) { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
803 map->flags |= MMAP_ONLY_ODD; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
804 } else if(state->info->save_type == RAM_FLAG_EVEN) { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
805 map->flags |= MMAP_ONLY_EVEN; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
806 } |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
807 map->mask = calc_mask(state->info->save_size, start, end); |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
808 } else if (!strcmp(dtype, "RAM")) { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
809 uint32_t size = strtol(tern_find_ptr_default(node, "size", "0"), NULL, 16); |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
810 if (!size || size > map->end - map->start) { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
811 size = map->end - map->start; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
812 } |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
813 map->buffer = malloc(size); |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
814 map->mask = calc_mask(size, start, end); |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
815 map->flags = MMAP_READ | MMAP_WRITE; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
816 char *bus = tern_find_ptr_default(node, "bus", "both"); |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
817 if (!strcmp(dtype, "odd")) { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
818 map->flags |= MMAP_ONLY_ODD; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
819 } else if (!strcmp(dtype, "even")) { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
820 map->flags |= MMAP_ONLY_EVEN; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
821 } else { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
822 map->flags |= MMAP_CODE; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
823 } |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
824 } else if (!strcmp(dtype, "Sega mapper")) { |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
825 state->info->mapper_start_index = state->ptr_index++; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
826 state->info->map_chunks+=7; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
827 state->info->map = realloc(state->info->map, sizeof(memmap_chunk) * state->info->map_chunks); |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
828 memset(state->info->map + state->info->map_chunks - 7, 0, sizeof(memmap_chunk) * 7); |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
829 map = state->info->map + state->index; |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
830 char *save_device = tern_find_path(node, "save\0device\0", TVAL_PTR).ptrval; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
831 if (save_device && !strcmp(save_device, "EEPROM")) { |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
832 process_eeprom_def(key, state); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
833 add_eeprom_map(node, start & map->mask, end & map->mask, state); |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
834 } |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
835 for (int i = 0; i < 7; i++, state->index++, map++) |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
836 { |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
837 map->start = start + i * 0x80000; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
838 map->end = start + (i + 1) * 0x80000; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
839 map->mask = 0x7FFFF; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
840 map->buffer = state->rom + offset + i * 0x80000; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
841 map->ptr_index = state->ptr_index++; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
842 if (i < 3 || !save_device) { |
1287
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
843 map->flags = MMAP_READ | MMAP_PTR_IDX | MMAP_CODE; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
844 } else { |
1287
65f03a0a426a
Add Mega Everdrive style header detection for homebrew using the SSF2 mapper, though without the Mega Everdrive extensions. Properly invalidate translated code on a bank switch when using the SSF2/Sega mapper
Michael Pavone <pavone@retrodev.com>
parents:
1281
diff
changeset
|
845 map->flags = MMAP_READ | MMAP_PTR_IDX | MMAP_CODE | MMAP_FUNC_NULL; |
776
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
846 if (!strcmp(save_device, "SRAM")) { |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
847 process_sram_def(key, state); |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
848 map->read_16 = (read_16_fun)read_sram_w;//these will only be called when mem_pointers[2] == NULL |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
849 map->read_8 = (read_8_fun)read_sram_b; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
850 map->write_16 = (write_16_fun)write_sram_area_w;//these will be called all writes to the area |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
851 map->write_8 = (write_8_fun)write_sram_area_b; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
852 } else if (!strcmp(save_device, "EEPROM")) { |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
853 map->write_16 = write_eeprom_i2c_w; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
854 map->write_8 = write_eeprom_i2c_b; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
855 map->read_16 = read_eeprom_i2c_w; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
856 map->read_8 = read_eeprom_i2c_b; |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
857 } |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
858 } |
cbf97d335444
Full support for Sega mapper when it comes to data. Code in remapped sections may not work reliably. SSF2 now works.
Michael Pavone <pavone@retrodev.com>
parents:
775
diff
changeset
|
859 } |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
860 map->start = 0xA13000; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
861 map->end = 0xA13100; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
862 map->mask = 0xFF; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
863 map->write_16 = (write_16_fun)write_bank_reg_w; |
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
864 map->write_8 = (write_8_fun)write_bank_reg_b; |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
865 } else if (!strcmp(dtype, "MENU")) { |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
866 //fake hardware for supporting menu |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
867 map->buffer = NULL; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
868 map->mask = 0xFF; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
869 map->write_16 = menu_write_w; |
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
870 map->read_16 = menu_read_w; |
1305
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
871 } else if (!strcmp(dtype, "fixed")) { |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
872 uint16_t *value = malloc(2); |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
873 map->buffer = value; |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
874 map->mask = 0; |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
875 map->flags = MMAP_READ; |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
876 *value = strtol(tern_find_ptr_default(node, "value", "0"), NULL, 16); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
877 } else { |
1016
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
878 fatal_error("Invalid device type %s for ROM DB map entry %d with address %s\n", dtype, state->index, key); |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
879 } |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
880 state->index++; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
881 } |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
882 |
1016
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
883 rom_info configure_rom(tern_node *rom_db, void *vrom, uint32_t rom_size, void *lock_on, uint32_t lock_on_size, memmap_chunk const *base_map, uint32_t base_chunks) |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
884 { |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
885 uint8_t product_id[GAME_ID_LEN+1]; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
886 uint8_t *rom = vrom; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
887 product_id[GAME_ID_LEN] = 0; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
888 for (int i = 0; i < GAME_ID_LEN; i++) |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
889 { |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
890 if (rom[GAME_ID_OFF + i] <= ' ') { |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
891 product_id[i] = 0; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
892 break; |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
893 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
894 product_id[i] = rom[GAME_ID_OFF + i]; |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
895 |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
896 } |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
897 printf("Product ID: %s\n", product_id); |
1305
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
898 uint8_t raw_hash[20]; |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
899 sha1(vrom, rom_size, raw_hash); |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
900 uint8_t hex_hash[41]; |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
901 bin_to_hex(hex_hash, raw_hash, 20); |
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
902 printf("SHA1: %s\n", hex_hash); |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
903 tern_node * entry = tern_find_node(rom_db, hex_hash); |
1305
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
904 if (!entry) { |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
905 entry = tern_find_node(rom_db, product_id); |
1305
5ceb316c479a
Allow games to be specified in ROM DB via sha1 instead of product ID. Added a new ROM DB memory map device type fixed for emulating simple fixed value copy protection registers. Used those two features to support Ya Se Chuan Shuo via a ROM DB entry.
Michael Pavone <pavone@retrodev.com>
parents:
1287
diff
changeset
|
906 } |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
907 if (!entry) { |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
908 puts("Not found in ROM DB, examining header\n"); |
1259
23c94f5266d1
Support for the Realtec mapper. Needs testing with games besides The Earth Defend
Michael Pavone <pavone@retrodev.com>
parents:
1228
diff
changeset
|
909 if (xband_detect(rom, rom_size)) { |
23c94f5266d1
Support for the Realtec mapper. Needs testing with games besides The Earth Defend
Michael Pavone <pavone@retrodev.com>
parents:
1228
diff
changeset
|
910 return xband_configure_rom(rom_db, rom, rom_size, lock_on, lock_on_size, base_map, base_chunks); |
23c94f5266d1
Support for the Realtec mapper. Needs testing with games besides The Earth Defend
Michael Pavone <pavone@retrodev.com>
parents:
1228
diff
changeset
|
911 } |
23c94f5266d1
Support for the Realtec mapper. Needs testing with games besides The Earth Defend
Michael Pavone <pavone@retrodev.com>
parents:
1228
diff
changeset
|
912 if (realtec_detect(rom, rom_size)) { |
23c94f5266d1
Support for the Realtec mapper. Needs testing with games besides The Earth Defend
Michael Pavone <pavone@retrodev.com>
parents:
1228
diff
changeset
|
913 return realtec_configure_rom(rom, rom_size, base_map, base_chunks); |
23c94f5266d1
Support for the Realtec mapper. Needs testing with games besides The Earth Defend
Michael Pavone <pavone@retrodev.com>
parents:
1228
diff
changeset
|
914 } |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
915 return configure_rom_heuristics(rom, rom_size, base_map, base_chunks); |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
916 } |
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
917 rom_info info; |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
918 info.name = tern_find_ptr(entry, "name"); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
919 if (info.name) { |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
920 printf("Found name: %s\n", info.name); |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
921 info.name = strdup(info.name); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
922 } else { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
923 info.name = get_header_name(rom); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
924 } |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
925 |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
926 char *dbreg = tern_find_ptr(entry, "regions"); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
927 info.regions = 0; |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
928 if (dbreg) { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
929 while (*dbreg != 0) |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
930 { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
931 info.regions |= translate_region_char(*(dbreg++)); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
932 } |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
933 } |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
934 if (!info.regions) { |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
935 info.regions = get_header_regions(rom); |
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
936 } |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
937 |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
938 tern_node *map = tern_find_node(entry, "map"); |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
939 if (map) { |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
940 info.save_type = SAVE_NONE; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
941 info.map_chunks = tern_count(map); |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
942 if (info.map_chunks) { |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
943 info.map_chunks += base_chunks; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
944 info.save_buffer = NULL; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
945 info.save_size = 0; |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
946 info.map = malloc(sizeof(memmap_chunk) * info.map_chunks); |
769
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
947 info.eeprom_map = NULL; |
4638b88bc72d
Initial work on I2C EEPROM implementation
Michael Pavone <pavone@retrodev.com>
parents:
768
diff
changeset
|
948 info.num_eeprom = 0; |
774
41dc895e85ff
Fix map for NFL Quarterback Club 96. Fix default EEPROM value. Initial work for supporing Sega mapper in ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
772
diff
changeset
|
949 memset(info.map, 0, sizeof(memmap_chunk) * info.map_chunks); |
1016
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
950 map_iter_state state = { |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
951 .info = &info, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
952 .rom = rom, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
953 .lock_on = lock_on, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
954 .root = entry, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
955 .rom_size = rom_size, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
956 .lock_on_size = lock_on_size, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
957 .index = 0, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
958 .num_els = info.map_chunks - base_chunks, |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
959 .ptr_index = 0 |
5fb64487b6e1
Very basic support for S&K lock-on. Needs more work for full functionality.
Michael Pavone <pavone@retrodev.com>
parents:
1006
diff
changeset
|
960 }; |
768
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
961 tern_foreach(map, map_iter_fun, &state); |
2f48a3c187c6
Add support for reading cartridge memory map from ROM database, though without EEPROM support for now
Michael Pavone <pavone@retrodev.com>
parents:
767
diff
changeset
|
962 memcpy(info.map + state.index, base_map, sizeof(memmap_chunk) * base_chunks); |
766
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
963 } else { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
964 add_memmap_header(&info, rom, rom_size, base_map, base_chunks); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
965 } |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
966 } else { |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
967 add_memmap_header(&info, rom, rom_size, base_map, base_chunks); |
1b2f8280ba81
WIP changes to support reading cart memory map from ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
765
diff
changeset
|
968 } |
866
69a6ec208111
Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
859
diff
changeset
|
969 |
1326
071e761bcdcf
Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents:
1324
diff
changeset
|
970 tern_node *device_overrides = tern_find_node(entry, "device_overrides"); |
913
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
971 if (device_overrides) { |
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
972 info.port1_override = tern_find_ptr(device_overrides, "1"); |
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
973 info.port2_override = tern_find_ptr(device_overrides, "2"); |
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
974 info.ext_override = tern_find_ptr(device_overrides, "ext"); |
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
975 } else { |
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
976 info.port1_override = info.port2_override = info.ext_override = NULL; |
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
977 } |
915
9e882eca717e
Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents:
913
diff
changeset
|
978 info.mouse_mode = tern_find_ptr(entry, "mouse_mode"); |
913
a5a51465f8b0
Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents:
875
diff
changeset
|
979 |
764
bb60259e8edf
Initial work on ROM database
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
980 return info; |
765
dc54387ee1cd
Allow regions to be set in ROM DB. Prefer default region if it is one of the valid regions for the ROM.
Michael Pavone <pavone@retrodev.com>
parents:
764
diff
changeset
|
981 } |