--- np2/i286c/i286c.c 2003/10/16 17:57:37 1.1.1.1 +++ np2/i286c/i286c.c 2003/10/26 07:50:36 1.6 @@ -1,6 +1,7 @@ #include "compiler.h" #include "i286.h" #include "i286c.h" +#include "v30patch.h" #include "memory.h" #include "pccore.h" #include "iocore.h" @@ -8,11 +9,7 @@ #include "i286c.mcr" - I286REGS i286r; - I286STAT i286s; - I286DTR GDTR; - I286DTR IDTR; - UINT16 MSW; + I286REG i286reg; const BYTE iflags[256] = { // Z_FLAG, S_FLAG, P_FLAG 0x44, 0x00, 0x00, 0x04, 0x00, 0x04, 0x04, 0x00, @@ -51,17 +48,20 @@ const BYTE iflags[256] = { // Z_FLAG // ---- - DWORD EA_FIX; + UINT32 EA_FIX; BYTE *reg8_b53[256]; BYTE *reg8_b20[256]; UINT16 *reg16_b53[256]; UINT16 *reg16_b20[256]; BYTE szpcflag[0x200]; - BYTE szpflag_w[0x10000]; CALCEA c_calc_ea_dst[256]; CALCLEA c_calc_lea[192]; GETLEA c_get_ea[192]; +#if !defined(CPUW2TEST) + BYTE szpflag_w[0x10000]; +#endif + static UINT32 ea_nop(void) { @@ -99,16 +99,16 @@ void i286_initialize(void) { pos = ((i & 0x20)?0:1); #endif pos += ((i >> 3) & 3) * 2; - reg8_b53[i] = ((BYTE *)&i286r) + pos; + reg8_b53[i] = ((BYTE *)&I286_REG) + pos; #if defined(BYTESEX_LITTLE) pos = ((i & 0x4)?1:0); #else pos = ((i & 0x4)?0:1); #endif pos += (i & 3) * 2; - reg8_b20[i] = ((BYTE *)&i286r) + pos; - reg16_b53[i] = ((UINT16 *)&i286r) + ((i >> 3) & 7); - reg16_b20[i] = ((UINT16 *)&i286r) + (i & 7); + reg8_b20[i] = ((BYTE *)&I286_REG) + pos; + reg16_b53[i] = ((UINT16 *)&I286_REG) + ((i >> 3) & 7); + reg16_b20[i] = ((UINT16 *)&I286_REG) + (i & 7); } for (i=0; i<0xc0; i++) { @@ -120,6 +120,8 @@ void i286_initialize(void) { for (; i<0x100; i++) { c_calc_ea_dst[i] = ea_nop; } + +#if !defined(CPUW2TEST) for (i=0; i<0x10000; i++) { f = P_FLAG; for (bit=0x80; bit; bit>>=1) { @@ -135,24 +137,22 @@ void i286_initialize(void) { } szpflag_w[i] = f; } +#endif + v30init(); } void i286_reset(void) { i286_initialize(); - ZeroMemory(&i286r, sizeof(i286r)); - ZeroMemory(&i286s, sizeof(i286s)); + ZeroMemory(&i286reg, sizeof(i286reg)); I286_CS = 0x1fc0; CS_BASE = 0x1fc00; - ZeroMemory(&GDTR, sizeof(GDTR)); - ZeroMemory(&IDTR, sizeof(IDTR)); - MSW = 0; } void i286_resetprefetch(void) { } -void CPUCALL i286_intnum(DWORD vect, WORD IP) { +void CPUCALL i286_intnum(UINT vect, UINT16 IP) { const BYTE *ptr; @@ -167,19 +167,19 @@ const BYTE *ptr; I286_IP = LOADINTELWORD(ptr+0); // real mode! I286_CS = LOADINTELWORD(ptr+2); // real mode! CS_BASE = I286_CS << 4; - I286_CLOCK(20) + I286_WORKCLOCK(20); } void CPUCALL i286_interrupt(BYTE vect) { - BYTE op; + UINT op; const BYTE *ptr; op = i286_memoryread(I286_IP + CS_BASE); if (op == 0xf4) { // hlt I286_IP++; } - REGPUSH0(REAL_FLAGREG) + REGPUSH0(REAL_FLAGREG) // ここV30で辻褄が合わない REGPUSH0(I286_CS) REGPUSH0(I286_IP) @@ -189,8 +189,8 @@ const BYTE *ptr; ptr = I286_MEM + (vect * 4); I286_IP = LOADINTELWORD(ptr+0); // real mode! I286_CS = LOADINTELWORD(ptr+2); // real mode! - CS_BASE = (UINT32)I286_CS << 4; - I286_CLOCK(20) + CS_BASE = I286_CS << 4; + I286_WORKCLOCK(20); } void i286(void) { @@ -205,20 +205,20 @@ void i286(void) { i286_interrupt(1); } dmap_i286(); - } while(nevent.remainclock > 0); + } while(I286_REMCLOCK > 0); } else if (dmac.working) { do { GET_PCBYTE(opcode); i286op[opcode](); dmap_i286(); - } while(nevent.remainclock > 0); + } while(I286_REMCLOCK > 0); } else { do { GET_PCBYTE(opcode); i286op[opcode](); - } while(nevent.remainclock > 0); + } while(I286_REMCLOCK > 0); } }