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| version 1.1.1.1, 2003/10/16 17:57:43 | version 1.9, 2003/11/29 00:36:00 |
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| Line 1 | Line 1 |
| #include "compiler.h" | #include "compiler.h" |
| #include "i286.h" | #include "i286.h" |
| #include "i286c.h" | #include "i286c.h" |
| #include "i286c.mcr" | |
| #include "memory.h" | #include "memory.h" |
| #include "nevent.h" | #include "i286c.mcr" |
| I286_0F _sgdt(UINT op) { | |
| I286_0F _sgdt(DWORD op) { | UINT32 seg; |
| UINT ad; | |
| I286_CLOCK(11) | I286_WORKCLOCK(11); |
| if (op < 0xc0) { | if (op < 0xc0) { |
| UINT16 ad = c_get_ea[op](); | ad = GET_EA(op, &seg); |
| i286_memorywrite_w(ad + EA_FIX, GDTR.limit); | i286_memorywrite_w(seg + ad, i286reg.GDTR.limit); |
| ad += 2; | i286_memorywrite_w(seg + LOW16(ad + 2), i286reg.GDTR.base); |
| i286_memorywrite_w(ad + EA_FIX, GDTR.base); | i286_memorywrite_w(seg + LOW16(ad + 4), |
| ad += 2; | (REG16)(0xff00 + i286reg.GDTR.base24)); |
| i286_memorywrite_w(ad + EA_FIX, (UINT16)(0xff00 + GDTR.base24)); | |
| } | } |
| else { | else { |
| INT_NUM(6, I286_IP - 2); | INT_NUM(6, I286_IP - 2); |
| } | } |
| } | } |
| I286_0F _sidt(DWORD op) { | I286_0F _sidt(UINT op) { |
| I286_CLOCK(12) | UINT32 seg; |
| UINT ad; | |
| I286_WORKCLOCK(12); | |
| if (op < 0xc0) { | if (op < 0xc0) { |
| UINT16 ad = c_get_ea[op](); | ad = GET_EA(op, &seg); |
| i286_memorywrite_w(ad + EA_FIX, IDTR.limit); | i286_memorywrite_w(seg + ad, i286reg.IDTR.limit); |
| ad += 2; | i286_memorywrite_w(seg + LOW16(ad + 2), i286reg.IDTR.base); |
| i286_memorywrite_w(ad + EA_FIX, IDTR.base); | i286_memorywrite_w(seg + LOW16(ad + 4), |
| ad += 2; | (REG16)(0xff00 + i286reg.IDTR.base24)); |
| i286_memorywrite_w(ad + EA_FIX, (UINT16)(0xff00 + IDTR.base24)); | |
| } | } |
| else { | else { |
| INT_NUM(6, I286_IP - 2); | INT_NUM(6, I286_IP - 2); |
| } | } |
| } | } |
| I286_0F _lgdt(DWORD op) { | I286_0F _lgdt(UINT op) { |
| UINT32 seg; | |
| UINT ad; | |
| I286_CLOCK(11) | I286_WORKCLOCK(11); |
| if (op < 0xc0) { | if (op < 0xc0) { |
| WORD ad = c_get_ea[op](); | ad = GET_EA(op, &seg); |
| GDTR.limit = i286_memoryread_w(ad + EA_FIX); | i286reg.GDTR.limit = i286_memoryread_w(seg + ad); |
| ad += 2; | i286reg.GDTR.base = i286_memoryread_w(seg + LOW16(ad + 2)); |
| GDTR.base = i286_memoryread_w(ad + EA_FIX); | i286reg.GDTR.base24 = i286_memoryread(seg + LOW16(ad + 4)); |
| ad += 2; | i286reg.GDTR.reserved = i286_memoryread(seg + LOW16(ad + 5)); |
| GDTR.base24 = i286_memoryread(ad + EA_FIX); | |
| ad++; | |
| GDTR.reserved = i286_memoryread(ad + EA_FIX); | |
| } | } |
| else { | else { |
| INT_NUM(6, I286_IP - 2); | INT_NUM(6, I286_IP - 2); |
| } | } |
| } | } |
| I286_0F _lidt(DWORD op) { | I286_0F _lidt(UINT op) { |
| UINT32 seg; | |
| UINT ad; | |
| I286_CLOCK(11) | I286_WORKCLOCK(11); |
| if (op < 0xc0) { | if (op < 0xc0) { |
| WORD ad = c_get_ea[op](); | ad = GET_EA(op, &seg); |
| IDTR.limit = i286_memoryread_w(ad + EA_FIX); | i286reg.IDTR.limit = i286_memoryread_w(seg + ad); |
| ad += 2; | i286reg.IDTR.base = i286_memoryread_w(seg + LOW16(ad + 2)); |
| IDTR.base = i286_memoryread_w(ad + EA_FIX); | i286reg.IDTR.base24 = i286_memoryread(seg + LOW16(ad + 4)); |
| ad += 2; | i286reg.IDTR.reserved = i286_memoryread(seg + LOW16(ad + 5)); |
| IDTR.base24 = i286_memoryread(ad + EA_FIX); | |
| ad++; | |
| IDTR.reserved = i286_memoryread(ad + EA_FIX); | |
| } | } |
| else { | else { |
| INT_NUM(6, I286_IP - 2); | INT_NUM(6, I286_IP - 2); |
| } | } |
| } | } |
| I286_0F _smsw(DWORD op) { | I286_0F _smsw(UINT op) { |
| if (op >= 0xc0) { | if (op >= 0xc0) { |
| I286_CLOCK(3) | I286_WORKCLOCK(3); |
| *(reg16_b20[op]) = MSW; | *(REG16_B20(op)) = i286reg.MSW; |
| } | } |
| else { | else { |
| I286_CLOCK(6) | I286_WORKCLOCK(6); |
| i286_memorywrite_w(c_calc_ea_dst[op](), MSW); | i286_memorywrite_w(CALC_EA(op), i286reg.MSW); |
| } | } |
| } | } |
| I286_0F _lmsw(DWORD op) { | I286_0F _lmsw(UINT op) { |
| if (op >= 0xc0) { | if (op >= 0xc0) { |
| I286_CLOCK(2) | I286_WORKCLOCK(2); |
| MSW = *(reg16_b20[op]); | i286reg.MSW = *(REG16_B20(op)); |
| } | } |
| else { | else { |
| I286_CLOCK(3) | I286_WORKCLOCK(3); |
| MSW = i286_memoryread_w(c_calc_ea_dst[op]()); | i286reg.MSW = i286_memoryread_w(CALC_EA(op)); |
| } | } |
| } | } |
| Line 109 I286_0F _loadall286(void) { | Line 112 I286_0F _loadall286(void) { |
| UINT16 tmp; | UINT16 tmp; |
| I286_CLOCK(195); | I286_WORKCLOCK(195); |
| MSW = LOADINTELWORD(mem + 0x804); | i286reg.MSW = LOADINTELWORD(mem + 0x804); |
| tmp = LOADINTELWORD(mem + 0x818); | tmp = LOADINTELWORD(mem + 0x818); |
| I286_OV = tmp & O_FLAG; | I286_OV = tmp & O_FLAG; |
| I286_FLAG = tmp & (0xfff ^ O_FLAG); | I286_FLAG = tmp & (0xfff ^ O_FLAG); |
| Line 139 I286_0F _loadall286(void) { | Line 142 I286_0F _loadall286(void) { |
| I286EXT i286c_cts(void) { | I286EXT i286c_cts(void) { |
| WORD ip; | UINT16 ip; |
| DWORD op, op2; | UINT op; |
| UINT op2; | |
| ip = I286_IP; | ip = I286_IP; |
| GET_PCBYTE(op); | GET_PCBYTE(op); |
| Line 153 I286EXT i286c_cts(void) { | Line 157 I286EXT i286c_cts(void) { |
| _loadall286(); | _loadall286(); |
| } | } |
| else { | else { |
| I286_CLOCK(20) | I286_WORKCLOCK(20); |
| INT_NUM(6, ip - 1); | INT_NUM(6, ip - 1); |
| } | } |
| } | } |