--- np2/i286c/memory.h 2003/10/16 17:57:45 1.1.1.1 +++ np2/i286c/memory.h 2005/05/20 13:59:47 1.14 @@ -6,10 +6,16 @@ // 000000-0fffff メインメモリ // 100000-10ffef HMA +// 10fff0-10ffff HIMEM // 110000-193fff FONT-ROM/RAM -// 1a8000-1e7fff VRAM1 +// 1a8000-1bffff VRAM1 +// 1c0000-1c7fff ITF-ROM BAK +// 1c8000-1dffff EPSON RAM +// 1e0000-1e7fff VRAM1 // 1f8000-1fffff ITF-ROM +#define USE_HIMEM 0x110000 + enum { VRAM_STEP = 0x100000, VRAM_B = 0x0a8000, @@ -27,38 +33,82 @@ enum { VRAM1_E = (VRAM_STEP + VRAM_E), FONT_ADRS = 0x110000, - ITF_ADRS = 0x1f8000 + ITF_ADRS = (VRAM_STEP + 0xf8000) }; -#define VRAM_POS(a) (a & (VRAM_STEP | 0x7fff)) +#define VRAMADDRMASKEX(a) ((a) & (VRAM_STEP | 0x7fff)) #ifdef __cplusplus extern "C" { #endif -extern BYTE mem[0x200000]; - -void MEMCALL i286_vram_dispatch(UINT operate); +extern UINT8 mem[0x200000]; -BYTE MEMCALL i286_memoryread(UINT32 address); -UINT16 MEMCALL i286_memoryread_w(UINT32 address); -void MEMCALL i286_memorywrite(UINT32 address, BYTE value); -void MEMCALL i286_memorywrite_w(UINT32 address, UINT16 value); - -BYTE MEMCALL i286_membyte_read(UINT seg, UINT off); -UINT16 MEMCALL i286_memword_read(UINT seg, UINT off); -void MEMCALL i286_membyte_write(UINT seg, UINT off, BYTE value); -void MEMCALL i286_memword_write(UINT seg, UINT off, UINT16 value); - -void MEMCALL i286_memstr_read(UINT seg, UINT off, void *dat, UINT leng); -void MEMCALL i286_memstr_write(UINT seg, UINT off, - const void *dat, UINT leng); +void MEMCALL memm_arch(UINT type); +void MEMCALL memm_vram(UINT operate); -void MEMCALL i286_memx_read(UINT32 address, void *dat, UINT leng); -void MEMCALL i286_memx_write(UINT32 address, const void *dat, UINT leng); +REG8 MEMCALL memp_read8(UINT32 address); +REG16 MEMCALL memp_read16(UINT32 address); +UINT32 MEMCALL memp_read32(UINT32 address); +void MEMCALL memp_write8(UINT32 address, REG8 value); +void MEMCALL memp_write16(UINT32 address, REG16 value); +void MEMCALL memp_write32(UINT32 address, UINT32 value); + +void MEMCALL memp_reads(UINT32 address, void *dat, UINT leng); +void MEMCALL memp_writes(UINT32 address, const void *dat, UINT leng); + +REG8 MEMCALL memr_read8(UINT seg, UINT off); +REG16 MEMCALL memr_read16(UINT seg, UINT off); +void MEMCALL memr_write8(UINT seg, UINT off, REG8 value); +void MEMCALL memr_write16(UINT seg, UINT off, REG16 value); +void MEMCALL memr_reads(UINT seg, UINT off, void *dat, UINT leng); +void MEMCALL memr_writes(UINT seg, UINT off, const void *dat, UINT leng); #ifdef __cplusplus } #endif + +// ---- Memory map + +#define MEMM_ARCH(t) memm_arch(t) +#define MEMM_VRAM(o) memm_vram(o) + + +// ---- Physical Space (DMA) + +#define MEMP_READ8(addr) \ + memp_read8((addr)) +#define MEMP_WRITE8(addr, dat) \ + memp_write8((addr), (dat)) + + +// ---- Logical Space (BIOS) + +#define MEML_READ8(addr) \ + memp_read8((addr)) +#define MEML_READ16(addr) \ + memp_read16((addr)) +#define MEML_WRITE8(addr, dat) \ + memp_write8((addr), (dat)) +#define MEML_WRITE16(addr, dat) \ + memp_write16((addr), (dat)) +#define MEML_READS(addr, dat, leng) \ + memp_reads((addr), (dat), (leng)) +#define MEML_WRITES(addr, dat, leng) \ + memp_writes((addr), (dat), (leng)) + +#define MEMR_READ8(seg, off) \ + memr_read8((seg), (off)) +#define MEMR_READ16(seg, off) \ + memr_read16((seg), (off)) +#define MEMR_WRITE8(seg, off, dat) \ + memr_write8((seg), (off), (dat)) +#define MEMR_WRITE16(seg, off, dat) \ + memr_write16((seg), (off), (dat)) +#define MEMR_READS(seg, off, dat, leng) \ + memr_reads((seg), (off), (dat), (leng)) +#define MEMR_WRITES(seg, off, dat, leng) \ + memr_writes((seg), (off), (dat), (leng)) +