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| version 1.39, 2004/02/18 02:03:36 | version 1.52, 2004/03/04 16:58:57 |
|---|---|
| Line 62 static void bios_reinitbyswitch(void) { | Line 62 static void bios_reinitbyswitch(void) { |
| if (!(np2cfg.dipsw[0] & 0x01)) { // dipsw1-1 on | if (!(np2cfg.dipsw[0] & 0x01)) { // dipsw1-1 on |
| prxcrt |= 0x40; | prxcrt |= 0x40; |
| } | } |
| if (gdc.display & 2) { | if (gdc.display & (1 << GDCDISP_ANALOG)) { |
| prxcrt |= 0x04; // color16 | prxcrt |= 0x04; // color16 |
| } | } |
| if (!(np2cfg.dipsw[0] & 0x80)) { // dipsw1-8 on | if (!(np2cfg.dipsw[0] & 0x80)) { // dipsw1-8 on |
| Line 83 static void bios_reinitbyswitch(void) { | Line 83 static void bios_reinitbyswitch(void) { |
| mem[MEMB_PRXDUPD] = prxdupd; | mem[MEMB_PRXDUPD] = prxdupd; |
| biosflag = 0x20; | biosflag = 0x20; |
| if (pccore.cpumode & CPUMODE_8MHz) { | if (pccore.cpumode & CPUMODE_8MHZ) { |
| biosflag |= 0x80; | biosflag |= 0x80; |
| } | } |
| biosflag |= mem[0xa3fea] & 7; | biosflag |= mem[0xa3fea] & 7; |
| Line 94 static void bios_reinitbyswitch(void) { | Line 94 static void bios_reinitbyswitch(void) { |
| mem[MEMB_EXPMMSZ] = (BYTE)(pccore.extmem << 3); | mem[MEMB_EXPMMSZ] = (BYTE)(pccore.extmem << 3); |
| mem[MEMB_CRT_RASTER] = 0x0f; | mem[MEMB_CRT_RASTER] = 0x0f; |
| gdc.display &= ~4; | |
| if (!(np2cfg.dipsw[0] & 0x04)) { // dipsw1-3 on | |
| gdc.display |= 4; | |
| } | |
| gdcs.textdisp |= GDCSCRN_EXT; | |
| // FDD initialize | // FDD initialize |
| SETBIOSMEM32(MEMD_F2DD_POINTER, 0xfd801ad7); | SETBIOSMEM32(MEMD_F2DD_POINTER, 0xfd801ad7); |
| SETBIOSMEM32(MEMD_F2HD_POINTER, 0xfd801aaf); | SETBIOSMEM32(MEMD_F2HD_POINTER, 0xfd801aaf); |
| Line 114 static void bios_reinitbyswitch(void) { | Line 108 static void bios_reinitbyswitch(void) { |
| } | } |
| mem[MEMB_F2DD_MODE] = 0xff; | mem[MEMB_F2DD_MODE] = 0xff; |
| #if defined(SUPPORT_CRT31KHZ) | |
| mem[MEMB_CRT_BIOS] = 0x80; | |
| #endif | |
| #if defined(SUPPORT_PC9821) | |
| mem[0x45c] = 0x40; | |
| #endif | |
| // IDE initialize | // IDE initialize |
| if (pccore.hddif & PCHDD_IDE) { | if (pccore.hddif & PCHDD_IDE) { |
| mem[MEMB_SYS_TYPE] |= 0x80; // IDE | mem[MEMB_SYS_TYPE] |= 0x80; // IDE |
| Line 122 static void bios_reinitbyswitch(void) { | Line 123 static void bios_reinitbyswitch(void) { |
| } | } |
| } | } |
| static void bios_vectorset(void) { // ver0.30 | static void bios_memclear(void) { |
| ZeroMemory(mem, 0xa0000); | |
| ZeroMemory(mem + VRAM1_B, 0x18000); | |
| ZeroMemory(mem + VRAM1_E, 0x08000); | |
| } | |
| static void bios_vectorset(void) { | |
| UINT i; | UINT i; |
| Line 162 static const UINT16 biosoffset[0x20] = { | Line 170 static const UINT16 biosoffset[0x20] = { |
| BIOSOFST_1c, BIOSOFST_IRET, BIOSOFST_1e, BIOSOFST_1f}; | BIOSOFST_1c, BIOSOFST_IRET, BIOSOFST_1e, BIOSOFST_1f}; |
| void bios_init(void) { | void bios_initialize(void) { |
| char path[MAX_PATH]; | char path[MAX_PATH]; |
| FILEH fh; | FILEH fh; |
| Line 198 void bios_init(void) { | Line 206 void bios_init(void) { |
| } | } |
| CopyMemory(mem + BIOS_BASE + BIOSOFST_PRT, printmain, sizeof(printmain)); | CopyMemory(mem + BIOS_BASE + BIOSOFST_PRT, printmain, sizeof(printmain)); |
| bios_vectorset(); // ver0.29 | // bios_vectorset(); |
| if (!biosrom) { | if (!biosrom) { |
| lio_init(); | lio_initialize(); |
| } | } |
| SETBIOSMEM16(0xfd800, 0xcb90); | SETBIOSMEM16(0xfd800, 0xcb90); |
| Line 225 void bios_init(void) { | Line 233 void bios_init(void) { |
| CopyMemory(mem + 0xf538e, itfrom + pos, 0x27); | CopyMemory(mem + 0xf538e, itfrom + pos, 0x27); |
| } | } |
| bios_reinitbyswitch(); | // bios_reinitbyswitch(); |
| // mem[MEMB_CRT_STS_FLAG] = 0x84; // -> bios_screeninit() | // mem[MEMB_CRT_STS_FLAG] = 0x84; // -> bios_screeninit() |
| // mem[MEMB_BIOS_FLAG0] = 0x03; | // mem[MEMB_BIOS_FLAG0] = 0x03; |
| // mem[MEMB_F2DD_MODE] = 0xff; // ver0.29 | // mem[MEMB_F2DD_MODE] = 0xff; |
| // SETBIOSMEM16(MEMW_DISK_EQUIP, 0x0003); // ver0.29 | // SETBIOSMEM16(MEMW_DISK_EQUIP, 0x0003); |
| mem[0x005ae] |= 0x03; // ver0.31 | mem[0x005ae] |= 0x03; // ver0.31 |
| CopyMemory(mem + 0x0fde00, keytable[0], 0x300); | CopyMemory(mem + 0x0fde00, keytable[0], 0x300); |
| bios0x09_init(); | // bios0x09_init(); |
| CopyMemory(mem + ITF_ADRS, itfrom, sizeof(itfrom)); | CopyMemory(mem + ITF_ADRS, itfrom, sizeof(itfrom)); |
| mem[ITF_ADRS + 0x7ff0] = 0xea; | mem[ITF_ADRS + 0x7ff0] = 0xea; |
| Line 261 void bios_init(void) { | Line 269 void bios_init(void) { |
| static void bios_boot(void) { | static void bios_boot(void) { |
| if (sysport.c & 0x80) { | if (!(sysport.c & 0x80)) { |
| if (!(sysport.c & 0x20)) { | |
| bios_reinitbyswitch(); | |
| } | |
| CPU_CS = 0x0000; | |
| CPU_IP = 0x04f8; | |
| CPU_DS = 0x0000; | |
| CPU_DX = 0x43d; | |
| CPU_AL = 0x10; | |
| mem[0x004f8] = 0xee; // out dx, al | |
| mem[0x004f9] = 0xea; // call far | |
| SETBIOSMEM16(0x004fa, 0x0000); | |
| SETBIOSMEM16(0x004fc, 0xffff); | |
| } | |
| else { | |
| CPU_SP = GETBIOSMEM16(0x00404); | CPU_SP = GETBIOSMEM16(0x00404); |
| CPU_SS = GETBIOSMEM16(0x00406); | CPU_SS = GETBIOSMEM16(0x00406); |
| // TRACEOUT(("CPU Reset... SS:SP = %.4x:%.4x", CPU_SS, CPU_SP)); | // TRACEOUT(("CPU Reset... SS:SP = %.4x:%.4x", CPU_SS, CPU_SP)); |
| } | } |
| else { | |
| // bios_memclear(); | |
| bios_vectorset(); | |
| bios0x09_init(); | |
| bios_reinitbyswitch(); | |
| if (sysport.c & 0x20) { | |
| CPU_CS = 0x0000; | |
| CPU_IP = 0x04f8; | |
| CPU_DS = 0x0000; | |
| CPU_DX = 0x43d; | |
| CPU_AL = 0x10; | |
| mem[0x004f8] = 0xee; // out dx, al | |
| mem[0x004f9] = 0xea; // call far | |
| SETBIOSMEM16(0x004fa, 0x0000); | |
| SETBIOSMEM16(0x004fc, 0xffff); | |
| } | |
| else { | |
| CPU_IP = 0x0002; | |
| } | |
| } | |
| } | } |
| // テスト(こんなんじゃだめぽ | |
| static void bios0x1f(void) { | |
| BYTE work[256]; | |
| UINT32 src; | |
| UINT32 dst; | |
| UINT leng; | |
| UINT l; | |
| if (CPU_AH == 0x90) { | |
| i286_memstr_read(CPU_ES, CPU_BX + 0x10, work, 0x10); | |
| src = work[2] + (work[3] << 8) + (work[4] << 16) + CPU_SI; | |
| dst = work[10] + (work[11] << 8) + (work[12] << 16) + CPU_DI; | |
| leng = LOW16(CPU_CX - 1) + 1; | |
| TRACEOUT(("protect bios: memmove")); | |
| TRACEOUT(("%.2x %.2x %.2x %.2x %.2x %.2x %.2x %.2x", | |
| work[0], work[1], work[2], work[3], | |
| work[4], work[5], work[6], work[7])); | |
| TRACEOUT(("%.2x %.2x %.2x %.2x %.2x %.2x %.2x %.2x", | |
| work[8], work[9], work[10], work[11], | |
| work[12], work[13], work[14], work[15])); | |
| TRACEOUT(("SI=%.4x DI=%.4x CX=%.4x", CPU_SI, CPU_DI, CPU_CX)); | |
| TRACEOUT(("src:%08x dst:%08x leng:%08x", src, dst, leng)); | |
| do { | |
| l = min(leng, 256); | |
| MEML_READ(src, work, l); | |
| MEML_WRITE(dst, work, l); | |
| src += l; | |
| dst += l; | |
| leng -= l; | |
| } while(leng); | |
| } | |
| else { | |
| TRACEOUT(("unsupport protect bios AH=%.2x", CPU_AH)); | |
| } | |
| } | |
| UINT MEMCALL biosfunc(UINT32 adrs) { | UINT MEMCALL biosfunc(UINT32 adrs) { |
| UINT16 bootseg; | UINT16 bootseg; |
| if ((CPU_ITFBANK) && (adrs >= 0xf8000) && (adrs < 0x100000)) { | if ((CPU_ITFBANK) && (adrs >= 0xf8000) && (adrs < 0x100000)) { |
| #if 1 // for epson ITF | // for epson ITF |
| return(0); | return(0); |
| #else | |
| CPU_IP--; | |
| CPU_REMCLOCK = -1; | |
| return(1); | |
| #endif | |
| } | } |
| switch(adrs) { // ver0.30 | switch(adrs) { |
| case BIOS_BASE + BIOSOFST_EOIM: | case BIOS_BASE + BIOSOFST_EOIM: |
| CPU_REMCLOCK -= 300; | CPU_REMCLOCK -= 300; |
| iocore_out8(0x00, 0x20); | iocore_out8(0x00, 0x20); |
| Line 368 UINT MEMCALL biosfunc(UINT32 adrs) { | Line 414 UINT MEMCALL biosfunc(UINT32 adrs) { |
| case BIOS_BASE + BIOSOFST_1f: | case BIOS_BASE + BIOSOFST_1f: |
| CPU_REMCLOCK -= 200; | CPU_REMCLOCK -= 200; |
| bios0x1f(); | |
| return(1); | return(1); |
| case BIOS_BASE + BIOSOFST_WAIT: | case BIOS_BASE + BIOSOFST_WAIT: |
| CPU_STI; | CPU_STI; |
| if (fddmtr_biosbusy) { // ver0.26 | if (fddmtr.busy) { |
| CPU_IP--; | CPU_IP--; |
| CPU_REMCLOCK = -1; | CPU_REMCLOCK = -1; |
| } | } |
| Line 441 UINT MEMCALL biosfunc(UINT32 adrs) { | Line 488 UINT MEMCALL biosfunc(UINT32 adrs) { |
| return(0); | return(0); |
| } | } |
| if ((adrs >= 0xf9a00) && (adrs < 0x0f9a24)) { | if ((adrs >= 0xf9a00) && (adrs < 0x0f9a44)) { |
| if (!(adrs & 1)) { | if (!(adrs & 3)) { |
| bios_lio((BYTE)((adrs - 0xf9a00) >> 1)); | CPU_REMCLOCK -= 500; |
| bios_lio((REG8)((adrs - 0xf9a00) >> 2)); | |
| } | |
| else { | |
| if (nevent_iswork(NEVENT_GDCSLAVE)) { | |
| CPU_IP--; | |
| CPU_REMCLOCK = -1; | |
| return(1); | |
| } | |
| } | } |
| return(0); | return(0); |
| } | } |