80486DX2-66/86Box-fork
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Fixed bugs in mem.c and 386.c.

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This commit is contained in:
OBattler
2020-04-10 19:45:53 +02:00
parent f29f6de245
commit b6eda7946c
2 changed files with 17 additions and 17 deletions
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4
src/cpu_common/386.c
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@@ -246,9 +246,9 @@ exec386(int cycs)
x86_opcodes[(opcode | cpu_state.op32) & 0x3ff](fetchdat);
if (x86_was_reset)
break;
} else
}
#ifdef ENABLE_386_LOG
if (in_smm)
else if (in_smm)
x386_log("[%04X:%08X] ABRT\n", CS, cpu_state.pc);
#endif

30
src/mem.c
View File

@@ -301,7 +301,7 @@ mmutranslatereal_normal(uint32_t addr, int rw)
addr2 = ((cr3 & ~0xfff) + ((addr >> 20) & 0xffc));
temp = temp2 = rammap(addr2);
if (! (temp&1)) {
if (!(temp & 1)) {
cr2 = addr;
temp &= 1;
if (CPL == 3) temp |= 4;
@@ -313,7 +313,7 @@ mmutranslatereal_normal(uint32_t addr, int rw)
if ((temp & 0x80) && (cr4 & CR4_PSE)) {
/*4MB page*/
if ((CPL == 3 && !(temp & 4) && !cpl_override) || (rw && !(temp & 2) && ((CPL == 3 && !cpl_override) || cr0 & WP_FLAG))) {
if (((CPL == 3) && !(temp & 4) && !cpl_override) || (rw && !(temp & 2) && (((CPL == 3) && !cpl_override) || (cr0 & WP_FLAG)))) {
cr2 = addr;
temp &= 1;
if (CPL == 3)
@@ -334,7 +334,7 @@ mmutranslatereal_normal(uint32_t addr, int rw)
temp = rammap((temp & ~0xfff) + ((addr >> 10) & 0xffc));
temp3 = temp & temp2;
if (!(temp&1) || (CPL==3 && !(temp3&4) && !cpl_override) || (rw && !(temp3&2) && ((CPL == 3 && !cpl_override) || cr0&WP_FLAG))) {
if (!(temp&1) || ((CPL == 3) && !(temp3 & 4) && !cpl_override) || (rw && !(temp3 & 2) && (((CPL == 3) && !cpl_override) || (cr0 & WP_FLAG)))) {
cr2 = addr;
temp &= 1;
if (CPL == 3) temp |= 4;
@@ -363,7 +363,7 @@ mmutranslatereal_pae(uint32_t addr, int rw)
addr2 = (cr3 & ~0x1f) + ((addr >> 27) & 0x18);
temp = temp2 = rammap64(addr2);
if (! (temp&1)) {
if (!(temp & 1)) {
cr2 = addr;
temp &= 1;
if (CPL == 3) temp |= 4;
@@ -376,7 +376,7 @@ mmutranslatereal_pae(uint32_t addr, int rw)
addr3 = (temp & ~0xfff) + ((addr >> 18) & 0xff8);
temp = rammap64(addr3);
temp3 = temp & temp2;
if (! (temp&1)) {
if (!(temp & 1)) {
cr2 = addr;
temp &= 1;
if (CPL == 3) temp |= 4;
@@ -388,7 +388,7 @@ mmutranslatereal_pae(uint32_t addr, int rw)
if (temp & 0x80) {
/*4MB page*/
if ((CPL == 3 && !(temp & 4) && !cpl_override) || (rw && !(temp & 2) && ((CPL == 3 && !cpl_override) || cr0 & WP_FLAG))) {
if (((CPL == 3) && !(temp3 & 4) && !cpl_override) || (rw && !(temp3 & 2) && (((CPL == 3) && !cpl_override) || (cr0 & WP_FLAG)))) {
cr2 = addr;
temp &= 1;
if (CPL == 3)
@@ -408,8 +408,8 @@ mmutranslatereal_pae(uint32_t addr, int rw)
addr4 = (temp & ~0xfff) + ((addr >> 9) & 0xff8);
temp = rammap64(addr4);
temp3 = temp3 & temp2;
if (!(temp&1) || (CPL==3 && !(temp3&4) && !cpl_override) || (rw && !(temp3&2) && ((CPL == 3 && !cpl_override) || cr0&WP_FLAG))) {
temp3 = temp & temp3;
if (!(temp & 1) || ((CPL == 3) && !(temp3 & 4) && !cpl_override) || (rw && !(temp3 & 2) && (((CPL == 3) && !cpl_override) || (cr0 & WP_FLAG)))) {
cr2 = addr;
temp &= 1;
if (CPL == 3) temp |= 4;
@@ -423,7 +423,7 @@ mmutranslatereal_pae(uint32_t addr, int rw)
rammap64(addr3) |= 0x20;
rammap64(addr4) |= (rw? 0x60 : 0x20);
return ((temp & ~0xfff) + ((uint64_t) (addr & 0xfff)))& 0x0000000fffffffffULL;
return ((temp & ~0xfff) + ((uint64_t) (addr & 0xfff))) & 0x0000000fffffffffULL;
}
@@ -462,7 +462,7 @@ mmutranslate_noabrt_normal(uint32_t addr, int rw)
if ((temp & 0x80) && (cr4 & CR4_PSE)) {
/*4MB page*/
if ((CPL == 3 && !(temp & 4) && !cpl_override) || (rw && !(temp & 2) && (CPL == 3 || cr0 & WP_FLAG)))
if (((CPL == 3) && !(temp & 4) && !cpl_override) || (rw && !(temp & 2) && ((CPL == 3) || (cr0 & WP_FLAG))))
return 0xffffffffffffffffULL;
return (temp & ~0x3fffff) + (addr & 0x3fffff);
@@ -471,7 +471,7 @@ mmutranslate_noabrt_normal(uint32_t addr, int rw)
temp = rammap((temp & ~0xfff) + ((addr >> 10) & 0xffc));
temp3 = temp & temp2;
if (!(temp&1) || (CPL==3 && !(temp3&4) && !cpl_override) || (rw && !(temp3&2) && (CPL==3 || cr0&WP_FLAG)))
if (!(temp & 1) || ((CPL == 3) && !(temp3 & 4) && !cpl_override) || (rw && !(temp3 & 2) && ((CPL == 3) || (cr0 & WP_FLAG))))
return 0xffffffffffffffffULL;
return (uint64_t) ((temp & ~0xfff) + (addr & 0xfff));
@@ -502,7 +502,7 @@ mmutranslate_noabrt_pae(uint32_t addr, int rw)
if (temp & 0x80) {
/*2MB page*/
if ((CPL == 3 && !(temp & 4) && !cpl_override) || (rw && !(temp & 2) && (CPL == 3 || cr0 & WP_FLAG)))
if (((CPL == 3) && !(temp3 & 4) && !cpl_override) || (rw && !(temp3 & 2) && ((CPL == 3) || (cr0 & WP_FLAG))))
return 0xffffffffffffffffULL;
return ((temp & ~0x1fffff) + (addr & 0x1fffff)) & 0x0000000fffffffffULL;
@@ -510,9 +510,9 @@ mmutranslate_noabrt_pae(uint32_t addr, int rw)
addr4 = (temp & ~0xfff) + ((addr >> 9) & 0xff8);
temp = rammap64(addr4);
temp3 = temp3 & temp2;
temp3 = temp & temp3;
if (!(temp&1) || (CPL==3 && !(temp3&4) && !cpl_override) || (rw && !(temp3&2) && (CPL==3 || cr0&WP_FLAG)))
if (!(temp&1) || ((CPL == 3) && !(temp3 & 4) && !cpl_override) || (rw && !(temp3 & 2) && ((CPL == 3) || (cr0 & WP_FLAG))))
return 0xffffffffffffffffULL;
return ((temp & ~0xfff) + ((uint64_t) (addr & 0xfff))) & 0x0000000fffffffffULL;
@@ -1461,7 +1461,7 @@ mem_writel_phys(uint32_t addr, uint32_t val)
if ((addr <= MEM_GRANULARITY_QBOUND) && (_mem_exec[addr >> MEM_GRANULARITY_BITS])) {
p = (uint32_t *) &(_mem_exec[addr >> MEM_GRANULARITY_BITS][addr & MEM_GRANULARITY_MASK]);
*p = val;
} else if ((addr <= MEM_GRANULARITY_QBOUND) && (map && map->read_l))
} else if ((addr <= MEM_GRANULARITY_QBOUND) && (map && map->write_l))
map->write_l(addr, val, map->p);
else {
mem_writew_phys(addr, val & 0xffff);