#include <errno.h>\r
\r
#include "code940/940shared.h"\r
-#include "gp2x.h"\r
-#include "emu.h"\r
-#include "menu.h"\r
+#include "soc_mmsp2.h"\r
+#include "soc.h"\r
#include "../common/mp3.h"\r
#include "../common/arm_utils.h"\r
#include "../common/menu.h"\r
#include "../common/emu.h"\r
-#include "../../Pico/PicoInt.h"\r
-#include "../../Pico/sound/ym2612.h"\r
-#include "../../Pico/sound/mix.h"\r
+#include "../../pico/pico_int.h"\r
+#include "../../pico/sound/ym2612.h"\r
+#include "../../pico/sound/mix.h"\r
\r
-/* we will need some gp2x internals here */\r
-extern volatile unsigned short *gp2x_memregs; /* from minimal library rlyeh */\r
-extern volatile unsigned long *gp2x_memregl;\r
-\r
-extern int reset_timing;\r
static unsigned char *shared_mem = 0;\r
static _940_data_t *shared_data = 0;\r
_940_ctl_t *shared_ctl = 0;\r
unsigned char *mp3_mem = 0;\r
\r
#define MP3_SIZE_MAX (0x400000 + 0x800000) // 12M\r
-#define CODE940_FILE "pico940_v2.bin"\r
+#define CODE940_FILE "pico940_v3.bin"\r
\r
int crashed_940 = 0;\r
\r
\r
//printf("%05i:%03i: ym w ([%i] %02x)\n", Pico.m.frame_count, Pico.m.scanline, a, v);\r
\r
- switch (a) {\r
+ switch (a)\r
+ {\r
case 0: /* address port 0 */\r
if (addr_A1 == 0 && ST_address == v)\r
return 0; /* address already selected, don't send this command to 940 */\r
upd = 0;\r
break;\r
\r
- case 1: /* data port 0 */\r
- if (ST_address == 0x2b) upd = 0; /* DAC sel */\r
- break;\r
-\r
case 2: /* address port 1 */\r
if (addr_A1 == 1 && ST_address == v)\r
return 0;\r
gp2x_memregs[0x3b46>>1], gp2x_memregl[0x4500>>2], gp2x_memregl[0x4510>>2]);\r
printf("last lr: %08x, lastjob: %i\n", shared_ctl->last_lr, shared_ctl->lastjob);\r
\r
- strcpy(menuErrorMsg, "940 crashed, too much overclock?");\r
+ me_update_msg("940 crashed, too much overclock?");\r
engineState = PGS_Menu;\r
crashed_940 = 1;\r
}\r
{\r
UINT8 *REGS = YM2612GetRegs();\r
\r
- int i;\r
-\r
/* make sure JOB940_PICOSTATELOAD gets done before next JOB940_YM2612UPDATEONE */\r
add_job_940(JOB940_PICOSTATELOAD);\r
if (CHECK_BUSY(JOB940_PICOSTATELOAD)) wait_busy_940(JOB940_PICOSTATELOAD);\r
\r
writebuff_ptr = 0;\r
+ addr_A1 = *(INT32 *) (REGS + 0x200);\r
+}\r
\r
- // feed all the registers and update internal state\r
- for(i = 0; i < 0x100; i++) {\r
- YM2612Write_940(0, i, -1);\r
- YM2612Write_940(1, REGS[i], -1);\r
+void YM2612PicoStateSave2_940(int tat, int tbt)\r
+{\r
+ UINT8 *ym_remote_regs, *ym_local_regs;\r
+ add_job_940(JOB940_PICOSTATESAVE2);\r
+ if (CHECK_BUSY(JOB940_PICOSTATESAVE2)) wait_busy_940(JOB940_PICOSTATESAVE2);\r
+\r
+ ym_remote_regs = (UINT8 *) shared_ctl->writebuff0;\r
+ ym_local_regs = YM2612GetRegs();\r
+ if (*(UINT32 *)(ym_remote_regs + 0x100) != 0x41534d59) {\r
+ printf("code940 didn't return valid save data\n");\r
+ return;\r
}\r
- for(i = 0; i < 0x100; i++) {\r
- YM2612Write_940(2, i, -1);\r
- YM2612Write_940(3, REGS[i|0x100], -1);\r
+\r
+ /* copy addin data only */\r
+ memcpy(ym_local_regs, ym_remote_regs, 0x20);\r
+ memcpy(ym_local_regs + 0x100, ym_remote_regs + 0x100, 0x30);\r
+ memcpy(ym_local_regs + 0x0b8, ym_remote_regs + 0x0b8, 0x48);\r
+ memcpy(ym_local_regs + 0x1b8, ym_remote_regs + 0x1b8, 0x48);\r
+ *(INT32 *)(ym_local_regs + 0x108) = tat;\r
+ *(INT32 *)(ym_local_regs + 0x10c) = tbt;\r
+}\r
+\r
+int YM2612PicoStateLoad2_940(int *tat, int *tbt)\r
+{\r
+ UINT8 *ym_remote_regs, *ym_local_regs;\r
+ ym_local_regs = YM2612GetRegs();\r
+ ym_remote_regs = (UINT8 *) shared_ctl->writebuff0;\r
+\r
+ if (*(UINT32 *)(ym_local_regs + 0x100) != 0x41534d59)\r
+ return -1;\r
+\r
+ *tat = *(INT32 *)(ym_local_regs + 0x108);\r
+ *tbt = *(INT32 *)(ym_local_regs + 0x10c);\r
+\r
+ if (CHECK_BUSY(JOB940_YM2612UPDATEONE)) wait_busy_940(JOB940_YM2612UPDATEONE);\r
+\r
+ /* flush writes */\r
+ if (shared_ctl->writebuffsel == 1) {\r
+ shared_ctl->writebuff0[writebuff_ptr & 0xffff] = 0xffff;\r
+ } else {\r
+ shared_ctl->writebuff1[writebuff_ptr & 0xffff] = 0xffff;\r
}\r
+ shared_ctl->writebuffsel ^= 1;\r
+ writebuff_ptr = 0;\r
+ add_job_940(JOB940_PICOSTATELOAD2_PREP);\r
+ if (CHECK_BUSY(JOB940_PICOSTATELOAD2_PREP)) wait_busy_940(JOB940_PICOSTATELOAD2_PREP);\r
\r
- addr_A1 = *(INT32 *) (REGS + 0x200);\r
+ memcpy(ym_remote_regs, ym_local_regs, 0x200);\r
+\r
+ add_job_940(JOB940_PICOSTATELOAD2);\r
+ if (CHECK_BUSY(JOB940_PICOSTATELOAD2)) wait_busy_940(JOB940_PICOSTATELOAD2);\r
+\r
+ return 0;\r
}\r
\r
\r
\r
\r
/* this must be called after mmu hack, the allocated regions must not get cached */\r
-void sharedmem_init(void)\r
+void sharedmem940_init(void)\r
{\r
if (shared_mem != NULL) return;\r
\r
shared_mem = (unsigned char *) mmap(0, 0x210000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0x2000000);\r
- if(shared_mem == MAP_FAILED)\r
+ if (shared_mem == MAP_FAILED)\r
{\r
printf("mmap(shared_data) failed with %i\n", errno);\r
exit(1);\r
}\r
\r
\r
-void sharedmem_deinit(void)\r
+void sharedmem940_finish(void)\r
{\r
munmap(shared_mem, 0x210000);\r
munmap(mp3_mem, MP3_SIZE_MAX);\r
\r
extern char **g_argv;\r
\r
-/* none of the functions in this file should be called before this one */\r
void YM2612Init_940(int baseclock, int rate)\r
{\r
printf("YM2612Init_940()\n");\r
printf("Mem usage: shared_data: %i, shared_ctl: %i\n", sizeof(*shared_data), sizeof(*shared_ctl));\r
\r
- Reset940(1, 2);\r
- Pause940(1);\r
+ reset940(1, 2);\r
+ pause940(1);\r
\r
gp2x_memregs[0x3B40>>1] = 0; // disable DUALCPU interrupts for 920\r
gp2x_memregs[0x3B42>>1] = 1; // enable DUALCPU interrupts for 940\r
fp = fopen(binpath, "rb");\r
if(!fp)\r
{\r
- memset(gp2x_screen, 0, 320*240*2);\r
+ memset(g_screen_ptr, 0, 320*240*2);\r
text_out16(10, 100, "failed to open required file:");\r
text_out16(10, 110, CODE940_FILE);\r
gp2x_video_flip2();\r
gp2x_memregl[0x4510>>2] = 0xffffffff; // clear pending IRQs in INTPND\r
\r
/* start the 940 */\r
- Reset940(0, 2);\r
- Pause940(0);\r
+ reset940(0, 2);\r
+ pause940(0);\r
\r
// YM2612ResetChip_940(); // will be done on JOB940_YM2612INIT\r
\r
\r
/* predict sample counter for next frame */\r
if (PsndLen_exc_add) {\r
- if (PsndLen_exc_cnt + PsndLen_exc_add >= 0x10000) length = PsndLen + 1;\r
- else length = PsndLen;\r
+ length = PsndLen;\r
+ if (PsndLen_exc_cnt + PsndLen_exc_add >= 0x10000) length++;\r
}\r
\r
/* give 940 ym job */\r
shared_ctl->mp3_len = ftell(f);\r
loaded_mp3 = f;\r
\r
- if (PicoOpt&0x200) {\r
+ if (PicoOpt & POPT_EXT_FM) {\r
// as we are going to change 940's cacheable area, we must invalidate it's cache..\r
if (CHECK_BUSY(JOB940_MP3DECODE)) wait_busy_940(JOB940_MP3DECODE);\r
add_job_940(JOB940_INVALIDATE_DCACHE);\r
byte_offs *= pos;\r
byte_offs >>= 6;\r
}\r
- // printf("mp3 pos1024: %i, byte_offs %i/%i\n", pos, byte_offs, shared_ctl->mp3_len);\r
+ printf(" mp3 pos1024: %i, byte_offs %i/%i\n", pos, byte_offs, shared_ctl->mp3_len);\r
\r
shared_ctl->mp3_offs = byte_offs;\r
\r
mp3_job_started = 0;\r
shared_ctl->mp3_buffsel = 1; // will change to 0 on first decode\r
\r
- if (!(PicoOpt&0x200)) mp3_start_local();\r
+ if (PicoOpt & POPT_EXT_FM)\r
+ {\r
+ add_job_940(JOB940_MP3RESET);\r
+ if (CHECK_BUSY(JOB940_MP3RESET)) wait_busy_940(JOB940_MP3RESET);\r
+ }\r
+ else\r
+ mp3_start_local();\r
}\r
\r
\r
notaz.gp2x.de / libpicofe.git / blobdiff