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fixes for big endian (mostly mcd)

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kub 2021-04-22 23:23:54 +02:00
parent 567c41ff2a
commit 0d8d97f87c
4 changed files with 13 additions and 11 deletions
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10
pico/cart.c
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@ -187,7 +187,7 @@ zip_failed:
else if (strcasecmp(ext, "cso") == 0)
{
cso_struct *cso = NULL, *tmp = NULL;
int size;
int i, size;
f = fopen(path, "rb");
if (f == NULL)
goto cso_failed;
@ -229,6 +229,8 @@ zip_failed:
elprintf(EL_STATUS, "cso: premature EOF");
goto cso_failed;
}
for (i = 0; i < size/4; i++)
cso->index[i] = CPU_LE4(cso->index[i]);
// all ok
cso->fpos_in = ftell(f);
@ -280,7 +282,7 @@ cso_failed:
chd->file.file = chd;
chd->file.type = PMT_CHD;
// subchannel data is skipped, remove it from total size
chd->file.size = chd_get_header(cf)->logicalbytes / CD_FRAME_SIZE * CD_MAX_SECTOR_DATA;
chd->file.size = head->logicalbytes / CD_FRAME_SIZE * CD_MAX_SECTOR_DATA;
strncpy(chd->file.ext, ext, sizeof(chd->file.ext) - 1);
return &chd->file;
@ -359,7 +361,7 @@ static size_t _pm_read_chd(void *ptr, size_t bytes, pm_file *stream, int is_audi
if (len > bytes)
len = bytes;
#ifdef CPU_IS_LE
#if CPU_IS_LE
if (is_audio) {
// convert big endian audio samples
u16 *dst = ptr, v;
@ -1309,7 +1311,7 @@ static void PicoCartDetect(const char *carthw_cfg)
// Unusual region 'code'
if (rom_strcmp(0x1f0, "EUROPE") == 0 || rom_strcmp(0x1f0, "Europe") == 0)
*(int *) (Pico.rom + 0x1f0) = 0x20204520;
*(u32 *) (Pico.rom + 0x1f0) = CPU_LE4(0x20204520);
}
// vim:shiftwidth=2:expandtab