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| version 1.2, 2003/10/17 07:17:20 | version 1.5, 2003/12/03 07:59:57 |
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| Line 1 | Line 1 |
| //---------------------------------------------------------------------------- | //---------------------------------------------------------------------------- |
| // | // |
| // i286y : 80286 Engine for Pentium ver0.02 | // i286c : 80286 Engine for Pentium ver0.02 |
| // | // |
| // Copyright by Yui/Studio Milmake 1999-2000 | // Copyright by Yui/Studio Milmake 1999-2000 |
| // | // |
| //---------------------------------------------------------------------------- | //---------------------------------------------------------------------------- |
| #if !defined(CPUDEBUG) | |
| enum { | enum { |
| I286_MEMREADMAX = 0xa4000, | I286_MEMREADMAX = 0xa4000, |
| I286_MEMWRITEMAX = 0xa0000 | I286_MEMWRITEMAX = 0xa0000 |
| }; | }; |
| #else // ダイレクトアクセス範囲を狭める | |
| enum { | |
| I286_MEMREADMAX = 0x00400, | |
| I286_MEMWRITEMAX = 0x00400 | |
| }; | |
| #endif | |
| #ifndef CPUCALL | |
| #define CPUCALL __fastcall | |
| #endif | |
| #if defined(BYTESEX_LITTLE) | |
| typedef struct { | |
| UINT8 al; | |
| UINT8 ah; | |
| UINT8 cl; | |
| UINT8 ch; | |
| UINT8 dl; | |
| UINT8 dh; | |
| UINT8 bl; | |
| UINT8 bh; | |
| UINT8 sp_l; | |
| UINT8 sp_h; | |
| UINT8 bp_l; | |
| UINT8 bp_h; | |
| UINT8 si_l; | |
| UINT8 si_h; | |
| UINT8 di_l; | |
| UINT8 di_h; | |
| UINT8 es_l; | |
| UINT8 es_h; | |
| UINT8 cs_l; | |
| UINT8 cs_h; | |
| UINT8 ss_l; | |
| UINT8 ss_h; | |
| UINT8 ds_l; | |
| UINT8 ds_h; | |
| UINT8 flag_l; | |
| UINT8 flag_h; | |
| UINT8 ip_l; | |
| UINT8 ip_h; | |
| } I286REG8; | |
| #else | |
| typedef struct { | typedef struct { |
| BYTE al; | UINT8 ah; |
| BYTE ah; | UINT8 al; |
| BYTE cl; | UINT8 ch; |
| BYTE ch; | UINT8 cl; |
| BYTE dl; | UINT8 dh; |
| BYTE dh; | UINT8 dl; |
| BYTE bl; | UINT8 bh; |
| BYTE bh; | UINT8 bl; |
| BYTE sp_l; | UINT8 sp_h; |
| BYTE sp_h; | UINT8 sp_l; |
| BYTE bp_l; | UINT8 bp_h; |
| BYTE bp_h; | UINT8 bp_l; |
| BYTE si_l; | UINT8 si_h; |
| BYTE si_h; | UINT8 si_l; |
| BYTE di_l; | UINT8 di_h; |
| BYTE di_h; | UINT8 di_l; |
| BYTE es_l; | UINT8 es_h; |
| BYTE es_h; | UINT8 es_l; |
| BYTE cs_l; | UINT8 cs_h; |
| BYTE cs_h; | UINT8 cs_l; |
| BYTE ss_l; | UINT8 ss_h; |
| BYTE ss_h; | UINT8 ss_l; |
| BYTE ds_l; | UINT8 ds_h; |
| BYTE ds_h; | UINT8 ds_l; |
| UINT8 flag_h; | |
| BYTE flag_l; | UINT8 flag_l; |
| BYTE flag_h; | UINT8 ip_h; |
| BYTE ip_l; | UINT8 ip_l; |
| BYTE ip_h; | |
| } I286REG8; | } I286REG8; |
| #endif | |
| typedef struct { | typedef struct { |
| UINT16 ax; | UINT16 ax; |
| UINT16 cx; | UINT16 cx; |
| Line 63 typedef struct { | Line 110 typedef struct { |
| typedef struct { | typedef struct { |
| UINT16 limit; | UINT16 limit; |
| UINT16 base; | UINT16 base; |
| BYTE base24; | UINT8 base24; |
| BYTE reserved; | UINT8 reserved; |
| } I286DTR; | } I286DTR; |
| typedef struct { | typedef struct { |
| union { | union { |
| I286REG8 b; | I286REG8 b; |
| I286REG16 w; | I286REG16 w; |
| } r; | } r; |
| SINT32 remainclock; | |
| SINT32 baseclock; | |
| UINT32 clock; | |
| UINT32 adrsmask; // ver0.72 | |
| UINT32 es_base; | UINT32 es_base; |
| UINT32 cs_base; | UINT32 cs_base; |
| UINT32 ss_base; | UINT32 ss_base; |
| Line 80 typedef struct { | Line 130 typedef struct { |
| UINT32 ss_fix; | UINT32 ss_fix; |
| UINT32 ds_fix; | UINT32 ds_fix; |
| UINT16 prefix; | UINT16 prefix; |
| BYTE trap; | UINT8 trap; |
| BYTE cpu_type; | UINT8 cpu_type; |
| UINT32 pf_semaphore; | UINT32 pf_semaphore; |
| UINT32 repbak; | UINT32 repbak; |
| UINT32 inport; | UINT32 inport; |
| Line 89 typedef struct { | Line 139 typedef struct { |
| I286DTR GDTR; | I286DTR GDTR; |
| I286DTR IDTR; | I286DTR IDTR; |
| UINT16 MSW; | UINT16 MSW; |
| } I286REG; | UINT8 resetreq; // ver0.72 |
| UINT8 itfbank; // ver0.72 | |
| } I286STAT; | |
| typedef struct { // for ver0.73 | |
| UINT dummy; | |
| } I286EXT; | |
| typedef struct { | |
| I286STAT s; // STATsaveされる奴 | |
| I286EXT e; | |
| } I286CORE; | |
| #ifdef __cplusplus | #ifdef __cplusplus |
| extern "C" { | extern "C" { |
| #endif | #endif |
| extern I286REG i286reg; | extern I286CORE i286core; |
| extern const BYTE iflags[]; | extern const BYTE iflags[]; |
| #define I286_MEM mem | #define I286_MEM mem |
| #define I286_REG i286reg.r | #define I286_REG i286core.s.r |
| #define I286_SEGREG i286reg.r.w.es | #define I286_SEGREG i286core.s.r.w.es |
| #define I286_AX i286core.s.r.w.ax | |
| #define I286_BX i286core.s.r.w.bx | |
| #define I286_CX i286core.s.r.w.cx | |
| #define I286_DX i286core.s.r.w.dx | |
| #define I286_SI i286core.s.r.w.si | |
| #define I286_DI i286core.s.r.w.di | |
| #define I286_BP i286core.s.r.w.bp | |
| #define I286_SP i286core.s.r.w.sp | |
| #define I286_CS i286core.s.r.w.cs | |
| #define I286_DS i286core.s.r.w.ds | |
| #define I286_ES i286core.s.r.w.es | |
| #define I286_SS i286core.s.r.w.ss | |
| #define I286_IP i286core.s.r.w.ip | |
| #define SEG_BASE i286core.s.es_base | |
| #define ES_BASE i286core.s.es_base | |
| #define CS_BASE i286core.s.cs_base | |
| #define SS_BASE i286core.s.ss_base | |
| #define DS_BASE i286core.s.ds_base | |
| #define SS_FIX i286core.s.ss_fix | |
| #define DS_FIX i286core.s.ds_fix | |
| #define I286_AL i286core.s.r.b.al | |
| #define I286_BL i286core.s.r.b.bl | |
| #define I286_CL i286core.s.r.b.cl | |
| #define I286_DL i286core.s.r.b.dl | |
| #define I286_AH i286core.s.r.b.ah | |
| #define I286_BH i286core.s.r.b.bh | |
| #define I286_CH i286core.s.r.b.ch | |
| #define I286_DH i286core.s.r.b.dh | |
| #define I286_FLAG i286core.s.r.w.flag | |
| #define I286_FLAGL i286core.s.r.b.flag_l | |
| #define I286_FLAGH i286core.s.r.b.flag_h | |
| #define I286_TRAP i286core.s.trap | |
| #define I286_OV i286core.s.ovflag | |
| #define I286_REMCLOCK i286core.s.remainclock | |
| #define I286_BASECLOCK i286core.s.baseclock | |
| #define I286_CLOCK i286core.s.clock | |
| #define I286_AX i286reg.r.w.ax | |
| #define I286_BX i286reg.r.w.bx | |
| #define I286_CX i286reg.r.w.cx | |
| #define I286_DX i286reg.r.w.dx | |
| #define I286_SI i286reg.r.w.si | |
| #define I286_DI i286reg.r.w.di | |
| #define I286_BP i286reg.r.w.bp | |
| #define I286_SP i286reg.r.w.sp | |
| #define I286_CS i286reg.r.w.cs | |
| #define I286_DS i286reg.r.w.ds | |
| #define I286_ES i286reg.r.w.es | |
| #define I286_SS i286reg.r.w.ss | |
| #define I286_IP i286reg.r.w.ip | |
| #define SEG_BASE i286reg.es_base | |
| #define ES_BASE i286reg.es_base | |
| #define CS_BASE i286reg.cs_base | |
| #define SS_BASE i286reg.ss_base | |
| #define DS_BASE i286reg.ds_base | |
| #define SS_FIX i286reg.ss_fix | |
| #define DS_FIX i286reg.ds_fix | |
| #define I286_AL i286reg.r.b.al | |
| #define I286_BL i286reg.r.b.bl | |
| #define I286_CL i286reg.r.b.cl | |
| #define I286_DL i286reg.r.b.dl | |
| #define I286_AH i286reg.r.b.ah | |
| #define I286_BH i286reg.r.b.bh | |
| #define I286_CH i286reg.r.b.ch | |
| #define I286_DH i286reg.r.b.dh | |
| #define I286_FLAG i286reg.r.w.flag | |
| #define I286_FLAGL i286reg.r.b.flag_l | |
| #define I286_FLAGH i286reg.r.b.flag_h | |
| #define I286_TRAP i286reg.trap | |
| #define I286_OV i286reg.ovflag | |
| enum { | enum { |
| C_FLAG = 0x0001, | C_FLAG = 0x0001, |
| Line 154 enum { | Line 220 enum { |
| O_FLAG = 0x0800 | O_FLAG = 0x0800 |
| }; | }; |
| #define CPUTYPE i286reg.cpu_type | #define CPUTYPE i286core.s.cpu_type |
| #define CPUTYPE_V30 0x01 | #define CPUTYPE_V30 0x01 |
| // ver0.28 | // ver0.28 |
| #define REPPOSBAK i286reg.repbak | #define REPPOSBAK i286core.s.repbak |
| #define PREFIX_SMP i286reg.pf_semaphore | #define PREFIX_SMP i286core.s.pf_semaphore |
| #define isI286DI (!(I286_FLAG & I_FLAG)) | #define isI286DI (!(I286_FLAG & I_FLAG)) |
| #define isI286EI (I286_FLAG & I_FLAG) | #define isI286EI (I286_FLAG & I_FLAG) |