Mercurial > repos > blastem
diff cdd_mcu.h @ 2062:07ed42bd7b4c segacd
Some progress on CDC and CDD emulation. Now passes first 3 "CDC INIT" tests in mcd-verificator
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Fri, 28 Jan 2022 00:50:17 -0800 |
| parents | 7c1760b5b3e5 |
| children | 91e4d2fe5cd9 |
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--- a/cdd_mcu.h Thu Jan 27 00:33:41 2022 -0800 +++ b/cdd_mcu.h Fri Jan 28 00:50:17 2022 -0800 @@ -1,7 +1,7 @@ #ifndef CDD_MCU_H_ #define CDD_MCU_H_ #include "system.h" - +#include "lc8951.h" typedef enum { SF_ABSOLUTE, @@ -137,8 +137,10 @@ uint32_t next_int_cycle; //this is in SCD MCLKS uint32_t last_subcode_cycle; uint32_t last_nibble_cycle; + uint32_t last_byte_cycle; int current_status_nibble; int current_cmd_nibble; + int current_sector_byte; uint32_t head_pba; uint32_t seek_pba; cdd_status status_buffer; @@ -152,10 +154,11 @@ uint8_t int_pending; uint8_t toc_valid; uint8_t seeking; + uint8_t in_fake_pregap; } cdd_mcu; void cdd_mcu_init(cdd_mcu *context, system_media *media); -void cdd_mcu_run(cdd_mcu *context, uint32_t cycle, uint16_t *gate_array); +void cdd_mcu_run(cdd_mcu *context, uint32_t cycle, uint16_t *gate_array, lc8951* cdc); void cdd_hock_enabled(cdd_mcu *context); void cdd_hock_disabled(cdd_mcu *context); void cdd_mcu_start_cmd_recv(cdd_mcu *context, uint16_t *gate_array);