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Sonic CD runs on GP2X

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@21 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-01-19 22:08:50 +00:00
parent d1df87866b
commit b837b69b3f
20 changed files with 364 additions and 184 deletions
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8
platform/gp2x/940shared.h
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@ -8,24 +8,26 @@ enum _940_job_t {
JOB940_NUMJOBS
};
#define MAX_940JOBS 2
typedef struct
{
YM2612 ym2612; /* current state of the emulated YM2612 */
int mix_buffer[44100/50*2]; /* this is where the YM2612 samples will be mixed to */
int mix_buffer[44100/50*2]; /* this is where the YM2612 samples will be mixed to */
short mp3_buffer[2][1152*2]; /* buffer for mp3 decoder's output */
} _940_data_t;
typedef struct
{
int job; /* a job for second core */
int jobs[MAX_940JOBS]; /* jobs for second core */
int busy; /* busy status of the 940 core */
int length; /* number of samples to mix (882 max) */
int stereo; /* mix samples as stereo, doubles sample count automatically */
int baseclock; /* ym2612 settings */
int rate;
int writebuffsel; /* which write buffer to use (from 940 side) */
UINT16 writebuff0[2048]; /* 1024 for savestates, 1024 extra */
UINT16 writebuff0[2048]; /* list of writes to ym2612, 1024 for savestates, 1024 extra */
UINT16 writebuff1[2048];
int vstarts[8]; /* debug: number of starts from each of 8 vectors */
int loopc; /* debug: main loop counter */