RaySollium99/libpicofe
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bugfixes, cd/Memory.s

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@70 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-03-19 18:55:28 +00:00
parent dfa4c846f4
commit d032c15a90
4 changed files with 33 additions and 21 deletions
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10
gp2x/940ctl.c
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@ -99,7 +99,13 @@ int YM2612Write_940(unsigned int a, unsigned int v)
switch( a ) {
case 0: /* address port 0 */
if (!addr_A1 && ST_address == v)
return 0; /* address already selected, don't send this command to 940 */
ST_address = v;
/* don't send DAC or timer related address changes to 940 */
if (!addr_A1 && (v & 0xf0) == 0x20 &&
(v == 0x24 || v == 0x25 || v == 0x26 || v == 0x2a))
return 0;
addr_A1 = 0;
//ret=0;
break;
@ -162,6 +168,8 @@ int YM2612Write_940(unsigned int a, unsigned int v)
break;
case 2: /* address port 1 */
if (addr_A1 && ST_address == v)
return 0;
ST_address = v;
addr_A1 = 1;
//ret=0;
@ -186,7 +194,7 @@ int YM2612Write_940(unsigned int a, unsigned int v)
shared_ctl->writebuff1[writebuff_ptr++] = (a<<8)|v;
}
} else {
printf("warning: writebuff_ptr > 2047\n");
printf("warning: writebuff_ptr > 2047 ([%i] %02x)\n", a, v);
}
}