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Work-around for TMS32051 crash on Taito JC soft reset

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This commit is contained in:
Angelo Salese 2011-08-24 15:13:39 +00:00
parent 7e9d0900ac
commit 2eec977452
2 changed files with 10 additions and 11 deletions
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17
src/emu/cpu/tms32051/tms32051.c
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@ -241,20 +241,21 @@ static CPU_RESET( tms )
CHANGE_PC(cpustate, dst); CHANGE_PC(cpustate, dst);
for (i=0; i < length; i++) /* TODO: if you soft reset on Taito JC it tries to do a 0x7802->0x9007 (0xff00) transfer. */
for (i=0; i < (length & 0x7ff); i++)
{ {
UINT16 data = DM_READ16(cpustate, src++); UINT16 data = DM_READ16(cpustate, src++);
PM_WRITE16(cpustate, dst++, data); PM_WRITE16(cpustate, dst++, data);
} }
cpustate->st0.intm = 1; cpustate->st0.intm = 1;
cpustate->st0.ov = 0; cpustate->st0.ov = 0;
cpustate->st1.c = 1; cpustate->st1.c = 1;
cpustate->st1.cnf = 0; cpustate->st1.cnf = 0;
cpustate->st1.hm = 1; cpustate->st1.hm = 1;
cpustate->st1.pm = 0; cpustate->st1.pm = 0;
cpustate->st1.sxm = 1; cpustate->st1.sxm = 1;
cpustate->st1.xf = 1; cpustate->st1.xf = 1;
cpustate->pmst.avis = 0; cpustate->pmst.avis = 0;
cpustate->pmst.braf = 0; cpustate->pmst.braf = 0;
cpustate->pmst.iptr = 0; cpustate->pmst.iptr = 0;
@ -262,7 +263,7 @@ static CPU_RESET( tms )
cpustate->pmst.ovly = 0; cpustate->pmst.ovly = 0;
cpustate->pmst.ram = 0; cpustate->pmst.ram = 0;
cpustate->pmst.trm = 0; cpustate->pmst.trm = 0;
cpustate->ifr = 0; cpustate->ifr = 0;
cpustate->cbcr = 0; cpustate->cbcr = 0;
cpustate->rptc = -1; cpustate->rptc = -1;
} }

4
src/mame/video/taitojc.c
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@ -194,11 +194,9 @@ static void draw_object(running_machine &machine, bitmap_t *bitmap, const rectan
{ {
UINT16 *d = BITMAP_ADDR16(bitmap, j, 0); UINT16 *d = BITMAP_ADDR16(bitmap, j, 0);
UINT8 pen = state->m_objlist[(address-0xff000)/4];
for (i=x1; i < x2; i++) for (i=x1; i < x2; i++)
{ {
d[i] = pen; d[i] = 8; //TODO: black
//index++; //index++;
} }