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| version 1.71, 2005/02/07 15:39:27 | version 1.77, 2007/11/11 13:54:14 |
|---|---|
| Line 85 static void bios_reinitbyswitch(void) { | Line 85 static void bios_reinitbyswitch(void) { |
| UINT8 prxcrt; | UINT8 prxcrt; |
| UINT8 prxdupd; | UINT8 prxdupd; |
| UINT8 biosflag; | UINT8 biosflag; |
| UINT8 extmem; | |
| UINT8 boot; | UINT8 boot; |
| if (!(np2cfg.dipsw[2] & 0x80)) { | if (!(pccore.dipsw[2] & 0x80)) { |
| #if defined(CPUCORE_IA32) | #if defined(CPUCORE_IA32) |
| mem[MEMB_SYS_TYPE] = 0x03; // 80386〜 | mem[MEMB_SYS_TYPE] = 0x03; // 80386〜 |
| #else | #else |
| Line 100 static void bios_reinitbyswitch(void) { | Line 101 static void bios_reinitbyswitch(void) { |
| mem[MEMB_BIOS_FLAG0] = 0x01; | mem[MEMB_BIOS_FLAG0] = 0x01; |
| prxcrt = 0x08; | prxcrt = 0x08; |
| if (!(np2cfg.dipsw[0] & 0x01)) { // dipsw1-1 on | if (!(pccore.dipsw[0] & 0x01)) { // dipsw1-1 on |
| prxcrt |= 0x40; | prxcrt |= 0x40; |
| } | } |
| if (gdc.display & (1 << GDCDISP_ANALOG)) { | if (gdc.display & (1 << GDCDISP_ANALOG)) { |
| prxcrt |= 0x04; // color16 | prxcrt |= 0x04; // color16 |
| } | } |
| if (!(np2cfg.dipsw[0] & 0x80)) { // dipsw1-8 on | if (!(pccore.dipsw[0] & 0x80)) { // dipsw1-8 on |
| prxcrt |= 0x01; | prxcrt |= 0x01; |
| } | } |
| if (grcg.chip) { | if (grcg.chip) { |
| Line 118 static void bios_reinitbyswitch(void) { | Line 119 static void bios_reinitbyswitch(void) { |
| if (grcg.chip >= 3) { | if (grcg.chip >= 3) { |
| prxdupd |= 0x40; | prxdupd |= 0x40; |
| } | } |
| if (!(np2cfg.dipsw[1] & 0x80)) { // dipsw2-8 on | if (!(pccore.dipsw[1] & 0x80)) { // dipsw2-8 on |
| prxdupd |= 0x20; | prxdupd |= 0x20; |
| } | } |
| mem[MEMB_PRXDUPD] = prxdupd; | mem[MEMB_PRXDUPD] = prxdupd; |
| Line 128 static void bios_reinitbyswitch(void) { | Line 129 static void bios_reinitbyswitch(void) { |
| biosflag |= 0x80; | biosflag |= 0x80; |
| } | } |
| biosflag |= mem[0xa3fea] & 7; | biosflag |= mem[0xa3fea] & 7; |
| if (np2cfg.dipsw[2] & 0x80) { | if (pccore.dipsw[2] & 0x80) { |
| biosflag |= 0x40; | biosflag |= 0x40; |
| } | } |
| mem[MEMB_BIOS_FLAG1] = biosflag; | mem[MEMB_BIOS_FLAG1] = biosflag; |
| mem[MEMB_EXPMMSZ] = (UINT8)(pccore.extmem << 3); | extmem = pccore.extmem; |
| extmem = min(extmem, 14); | |
| mem[MEMB_EXPMMSZ] = (UINT8)(extmem << 3); | |
| if (pccore.extmem >= 15) { | |
| mem[0x0594] = pccore.extmem - 15; | |
| } | |
| mem[MEMB_CRT_RASTER] = 0x0f; | mem[MEMB_CRT_RASTER] = 0x0f; |
| // FDD initialize | // FDD initialize |
| Line 187 static void bios_screeninit(void) { | Line 193 static void bios_screeninit(void) { |
| REG8 al; | REG8 al; |
| al = 4; | al = 4; |
| al += (np2cfg.dipsw[1] & 0x04) >> 1; | al += (pccore.dipsw[1] & 0x04) >> 1; |
| al += (np2cfg.dipsw[1] & 0x08) >> 3; | al += (pccore.dipsw[1] & 0x08) >> 3; |
| bios0x18_0a(al); | bios0x18_0a(al); |
| } | } |
| Line 211 static void setbiosseed(UINT8 *ptr, UINT | Line 217 static void setbiosseed(UINT8 *ptr, UINT |
| void bios_initialize(void) { | void bios_initialize(void) { |
| BOOL biosrom; | BOOL biosrom; |
| char path[MAX_PATH]; | OEMCHAR path[MAX_PATH]; |
| FILEH fh; | FILEH fh; |
| UINT i; | UINT i; |
| UINT32 tmp; | UINT32 tmp; |
| UINT pos; | UINT pos; |
| biosrom = FALSE; | biosrom = FALSE; |
| getbiospath(path, str_biosrom, sizeof(path)); | getbiospath(path, str_biosrom, NELEMENTS(path)); |
| fh = file_open_rb(path); | fh = file_open_rb(path); |
| if (fh != FILEH_INVALID) { | if (fh != FILEH_INVALID) { |
| biosrom = (file_read(fh, mem + 0x0e8000, 0x18000) == 0x18000); | biosrom = (file_read(fh, mem + 0x0e8000, 0x18000) == 0x18000); |
| Line 249 void bios_initialize(void) { | Line 255 void bios_initialize(void) { |
| } | } |
| #if defined(SUPPORT_PC9821) | #if defined(SUPPORT_PC9821) |
| getbiospath(path, "bios9821.rom", sizeof(path)); | getbiospath(path, OEMTEXT("bios9821.rom"), sizeof(path)); |
| fh = file_open_rb(path); | fh = file_open_rb(path); |
| if (fh != FILEH_INVALID) { | if (fh != FILEH_INVALID) { |
| if (file_read(fh, mem + 0x0d8000, 0x2000) == 0x2000) { | if (file_read(fh, mem + 0x0d8000, 0x2000) == 0x2000) { |
| Line 259 void bios_initialize(void) { | Line 265 void bios_initialize(void) { |
| } | } |
| file_close(fh); | file_close(fh); |
| } | } |
| #if defined(BIOS_SIMULATE) | |
| mem[0xf8e80] = 0x98; | mem[0xf8e80] = 0x98; |
| mem[0xf8e81] = 0x21; | mem[0xf8e81] = 0x21; |
| mem[0xf8e82] = 0x1f; | |
| mem[0xf8e83] = 0x20; // Model Number? | |
| mem[0xf8e84] = 0x2c; | |
| mem[0xf8e85] = 0xb0; | |
| // mem[0xf8eaf] = 0x21; // <- これって何だっけ? | |
| #endif | |
| #endif | #endif |
| #if defined(BIOS_SIMULATE) | #if defined(BIOS_SIMULATE) |
| Line 350 UINT MEMCALL biosfunc(UINT32 adrs) { | Line 364 UINT MEMCALL biosfunc(UINT32 adrs) { |
| // TRACEOUT(("biosfunc(%x)", adrs)); | // TRACEOUT(("biosfunc(%x)", adrs)); |
| #if defined(CPUCORE_IA32) && defined(TRACE) | #if defined(CPUCORE_IA32) && defined(TRACE) |
| if (CPU_STAT_PAGING) { | if (CPU_STAT_PAGING) { |
| UINT32 pde = i286_memoryread_d(CPU_STAT_PDE_BASE); | UINT32 pde = MEMP_READ32(CPU_STAT_PDE_BASE); |
| if (!(pde & CPU_PDE_PRESENT)) { | if (!(pde & CPU_PDE_PRESENT)) { |
| TRACEOUT(("page0: PTE not present")); | TRACEOUT(("page0: PTE not present")); |
| } | } |
| else { | else { |
| UINT32 pte = i286_memoryread_d(pde & CPU_PDE_BASEADDR_MASK); | UINT32 pte = MEMP_READ32(pde & CPU_PDE_BASEADDR_MASK); |
| if (!(pte & CPU_PTE_PRESENT)) { | if (!(pte & CPU_PTE_PRESENT)) { |
| TRACEOUT(("page0: not present")); | TRACEOUT(("page0: not present")); |
| } | } |
| Line 447 UINT MEMCALL biosfunc(UINT32 adrs) { | Line 461 UINT MEMCALL biosfunc(UINT32 adrs) { |
| case BIOS_BASE + BIOSOFST_WAIT: | case BIOS_BASE + BIOSOFST_WAIT: |
| CPU_STI; | CPU_STI; |
| #if 1 | |
| return(bios0x1b_wait()); // ver0.78 | return(bios0x1b_wait()); // ver0.78 |
| #else | |
| if (fddmtr.busy) { | |
| CPU_IP--; | |
| CPU_REMCLOCK = -1; | |
| } | |
| else { | |
| if (fdc.chgreg & 1) { | |
| if (!(mem[MEMB_DISK_INTL] & (0x01 << fdc.us))) { | |
| CPU_IP--; | |
| CPU_REMCLOCK -= 1000; | |
| } | |
| } | |
| else { | |
| if (!(mem[MEMB_DISK_INTH] & (0x10 << fdc.us))) { | |
| CPU_IP--; | |
| CPU_REMCLOCK -= 1000; | |
| } | |
| } | |
| } | |
| return(1); | |
| #endif | |
| case 0xfffe8: // ブートストラップロード | case 0xfffe8: // ブートストラップロード |
| CPU_REMCLOCK -= 2000; | CPU_REMCLOCK -= 2000; |