--- np2/i386c/memory.c 2005/02/08 14:38:56 1.28 +++ np2/i386c/memory.c 2005/03/11 15:12:57 1.30 @@ -76,321 +76,6 @@ static void MEMCALL memnc_wr16(UINT32 ad } - - - -// ---- write byte - -static void MEMCALL grcg_rmw0(UINT32 address, REG8 value) { // VRAM - - REG8 mask; - BYTE *vram; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - mask = ~value; - address = LOW15(address); - vramupdate[address] |= 1; - gdcs.grphdisp |= 1; - vram = mem + address; - if (!(grcg.modereg & 1)) { - vram[VRAM0_B] &= mask; - vram[VRAM0_B] |= (value & grcg.tile[0].b[0]); - } - if (!(grcg.modereg & 2)) { - vram[VRAM0_R] &= mask; - vram[VRAM0_R] |= (value & grcg.tile[1].b[0]); - } - if (!(grcg.modereg & 4)) { - vram[VRAM0_G] &= mask; - vram[VRAM0_G] |= (value & grcg.tile[2].b[0]); - } - if (!(grcg.modereg & 8)) { - vram[VRAM0_E] &= mask; - vram[VRAM0_E] |= (value & grcg.tile[3].b[0]); - } -} - -static void MEMCALL grcg_rmw1(UINT32 address, REG8 value) { // VRAM - - REG8 mask; - BYTE *vram; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - mask = ~value; - address = LOW15(address); - vramupdate[address] |= 2; - gdcs.grphdisp |= 2; - vram = mem + address; - if (!(grcg.modereg & 1)) { - vram[VRAM1_B] &= mask; - vram[VRAM1_B] |= (value & grcg.tile[0].b[0]); - } - if (!(grcg.modereg & 2)) { - vram[VRAM1_R] &= mask; - vram[VRAM1_R] |= (value & grcg.tile[1].b[0]); - } - if (!(grcg.modereg & 4)) { - vram[VRAM1_G] &= mask; - vram[VRAM1_G] |= (value & grcg.tile[2].b[0]); - } - if (!(grcg.modereg & 8)) { - vram[VRAM1_E] &= mask; - vram[VRAM1_E] |= (value & grcg.tile[3].b[0]); - } -} - -static void MEMCALL grcg_tdw0(UINT32 address, REG8 value) { // VRAM - - BYTE *vram; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - address = LOW15(address); - vramupdate[address] |= 1; - gdcs.grphdisp |= 1; - vram = mem + address; - if (!(grcg.modereg & 1)) { - vram[VRAM0_B] = grcg.tile[0].b[0]; - } - if (!(grcg.modereg & 2)) { - vram[VRAM0_R] = grcg.tile[1].b[0]; - } - if (!(grcg.modereg & 4)) { - vram[VRAM0_G] = grcg.tile[2].b[0]; - } - if (!(grcg.modereg & 8)) { - vram[VRAM0_E] = grcg.tile[3].b[0]; - } - (void)value; -} - -static void MEMCALL grcg_tdw1(UINT32 address, REG8 value) { // VRAM - - BYTE *vram; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - address = LOW15(address); - vramupdate[address] |= 2; - gdcs.grphdisp |= 2; - vram = mem + address; - if (!(grcg.modereg & 1)) { - vram[VRAM1_B] = grcg.tile[0].b[0]; - } - if (!(grcg.modereg & 2)) { - vram[VRAM1_R] = grcg.tile[1].b[0]; - } - if (!(grcg.modereg & 4)) { - vram[VRAM1_G] = grcg.tile[2].b[0]; - } - if (!(grcg.modereg & 8)) { - vram[VRAM1_E] = grcg.tile[3].b[0]; - } - (void)value; -} - -static void MEMCALL egc_wt(UINT32 address, REG8 value) { // VRAM - - CPU_REMCLOCK -= MEMWAIT_GRCG; - memegc_wr8(address, value); -} - - -// ---- read byte - -static REG8 MEMCALL grcg_tcr0(UINT32 address) { // VRAM - -const BYTE *vram; - REG8 ret; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - vram = mem + LOW15(address); - ret = 0; - if (!(grcg.modereg & 1)) { - ret |= vram[VRAM0_B] ^ grcg.tile[0].b[0]; - } - if (!(grcg.modereg & 2)) { - ret |= vram[VRAM0_R] ^ grcg.tile[1].b[0]; - } - if (!(grcg.modereg & 4)) { - ret |= vram[VRAM0_G] ^ grcg.tile[2].b[0]; - } - if (!(grcg.modereg & 8)) { - ret |= vram[VRAM0_E] ^ grcg.tile[3].b[0]; - } - return(ret ^ 0xff); -} - -static REG8 MEMCALL grcg_tcr1(UINT32 address) { // VRAM - -const BYTE *vram; - REG8 ret; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - ret = 0; - vram = mem + LOW15(address); - if (!(grcg.modereg & 1)) { - ret |= vram[VRAM1_B] ^ grcg.tile[0].b[0]; - } - if (!(grcg.modereg & 2)) { - ret |= vram[VRAM1_R] ^ grcg.tile[1].b[0]; - } - if (!(grcg.modereg & 4)) { - ret |= vram[VRAM1_G] ^ grcg.tile[2].b[0]; - } - if (!(grcg.modereg & 8)) { - ret |= vram[VRAM1_E] ^ grcg.tile[3].b[0]; - } - return(ret ^ 0xff); -} - -static REG8 MEMCALL egc_rd(UINT32 address) { // VRAM - - CPU_REMCLOCK -= MEMWAIT_GRCG; - return(memegc_rd8(address)); -} - - -// ---- write word - -#define GRCGW_RMW(page) { \ - BYTE *vram; \ - CPU_REMCLOCK -= MEMWAIT_GRCG; \ - address = LOW15(address); \ - vramupdate[address] |= (1 << page); \ - vramupdate[address + 1] |= (1 << page); \ - gdcs.grphdisp |= (1 << page); \ - vram = mem + address + (VRAM_STEP * (page)); \ - if (!(grcg.modereg & 1)) { \ - BYTE tmp; \ - tmp = (BYTE)value; \ - vram[VRAM0_B+0] &= (~tmp); \ - vram[VRAM0_B+0] |= (tmp & grcg.tile[0].b[0]); \ - tmp = (BYTE)(value >> 8); \ - vram[VRAM0_B+1] &= (~tmp); \ - vram[VRAM0_B+1] |= (tmp & grcg.tile[0].b[0]); \ - } \ - if (!(grcg.modereg & 2)) { \ - BYTE tmp; \ - tmp = (BYTE)value; \ - vram[VRAM0_R+0] &= (~tmp); \ - vram[VRAM0_R+0] |= (tmp & grcg.tile[1].b[0]); \ - tmp = (BYTE)(value >> 8); \ - vram[VRAM0_R+1] &= (~tmp); \ - vram[VRAM0_R+1] |= (tmp & grcg.tile[1].b[0]); \ - } \ - if (!(grcg.modereg & 4)) { \ - BYTE tmp; \ - tmp = (BYTE)value; \ - vram[VRAM0_G+0] &= (~tmp); \ - vram[VRAM0_G+0] |= (tmp & grcg.tile[2].b[0]); \ - tmp = (BYTE)(value >> 8); \ - vram[VRAM0_G+1] &= (~tmp); \ - vram[VRAM0_G+1] |= (tmp & grcg.tile[2].b[0]); \ - } \ - if (!(grcg.modereg & 8)) { \ - BYTE tmp; \ - tmp = (BYTE)value; \ - vram[VRAM0_E+0] &= (~tmp); \ - vram[VRAM0_E+0] |= (tmp & grcg.tile[3].b[0]); \ - tmp = (BYTE)(value >> 8); \ - vram[VRAM0_E+1] &= (~tmp); \ - vram[VRAM0_E+1] |= (tmp & grcg.tile[3].b[0]); \ - } \ -} - -#define GRCGW_TDW(page) { \ - BYTE *vram; \ - CPU_REMCLOCK -= MEMWAIT_GRCG; \ - address = LOW15(address); \ - vramupdate[address] |= (1 << page); \ - vramupdate[address + 1] |= (1 << page); \ - gdcs.grphdisp |= (1 << page); \ - vram = mem + address + (VRAM_STEP * (page)); \ - if (!(grcg.modereg & 1)) { \ - vram[VRAM0_B+0] = grcg.tile[0].b[0]; \ - vram[VRAM0_B+1] = grcg.tile[0].b[0]; \ - } \ - if (!(grcg.modereg & 2)) { \ - vram[VRAM0_R+0] = grcg.tile[1].b[0]; \ - vram[VRAM0_R+1] = grcg.tile[1].b[0]; \ - } \ - if (!(grcg.modereg & 4)) { \ - vram[VRAM0_G+0] = grcg.tile[2].b[0]; \ - vram[VRAM0_G+1] = grcg.tile[2].b[0]; \ - } \ - if (!(grcg.modereg & 8)) { \ - vram[VRAM0_E+0] = grcg.tile[3].b[0]; \ - vram[VRAM0_E+1] = grcg.tile[3].b[0]; \ - } \ - (void)value; \ -} - -static void MEMCALL grcgw_rmw0(UINT32 address, REG16 value) GRCGW_RMW(0) -static void MEMCALL grcgw_rmw1(UINT32 address, REG16 value) GRCGW_RMW(1) -static void MEMCALL grcgw_tdw0(UINT32 address, REG16 value) GRCGW_TDW(0) -static void MEMCALL grcgw_tdw1(UINT32 address, REG16 value) GRCGW_TDW(1) - -static void MEMCALL egcw_wt(UINT32 address, REG16 value) { - - CPU_REMCLOCK -= MEMWAIT_GRCG; - memegc_wr16(address, value); -} - - -// ---- read word - -static REG16 MEMCALL grcgw_tcr0(UINT32 address) { - - BYTE *vram; - REG16 ret; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - ret = 0; - vram = mem + LOW15(address); - if (!(grcg.modereg & 1)) { - ret |= LOADINTELWORD(vram + VRAM0_B) ^ grcg.tile[0].w; - } - if (!(grcg.modereg & 2)) { - ret |= LOADINTELWORD(vram + VRAM0_R) ^ grcg.tile[1].w; - } - if (!(grcg.modereg & 4)) { - ret |= LOADINTELWORD(vram + VRAM0_G) ^ grcg.tile[2].w; - } - if (!(grcg.modereg & 8)) { - ret |= LOADINTELWORD(vram + VRAM0_E) ^ grcg.tile[3].w; - } - return((UINT16)~ret); -} - -static REG16 MEMCALL grcgw_tcr1(UINT32 address) { - - BYTE *vram; - REG16 ret; - - CPU_REMCLOCK -= MEMWAIT_GRCG; - ret = 0; - vram = mem + LOW15(address); - if (!(grcg.modereg & 1)) { - ret |= LOADINTELWORD(vram + VRAM1_B) ^ grcg.tile[0].w; - } - if (!(grcg.modereg & 2)) { - ret |= LOADINTELWORD(vram + VRAM1_R) ^ grcg.tile[1].w; - } - if (!(grcg.modereg & 4)) { - ret |= LOADINTELWORD(vram + VRAM1_G) ^ grcg.tile[2].w; - } - if (!(grcg.modereg & 8)) { - ret |= LOADINTELWORD(vram + VRAM1_E) ^ grcg.tile[3].w; - } - return((UINT16)(~ret)); -} - -static REG16 MEMCALL egcw_rd(UINT32 address) { - - CPU_REMCLOCK -= MEMWAIT_GRCG; - return(memegc_rd16(address)); -} - - // ---- table typedef void (MEMCALL * MEM8WRITE)(UINT32 address, REG8 value); @@ -473,14 +158,14 @@ static const VACCTBL vacctbl[0x10] = { {memvram1_rd8, memvram1_wr8, memvram1_rd16, memvram1_wr16}, {memvram0_rd8, memvram0_wr8, memvram0_rd16, memvram0_wr16}, {memvram1_rd8, memvram1_wr8, memvram1_rd16, memvram1_wr16}, - {grcg_tcr0, grcg_tdw0, grcgw_tcr0, grcgw_tdw0}, // 80 - {grcg_tcr1, grcg_tdw1, grcgw_tcr1, grcgw_tdw1}, - {egc_rd, egc_wt, egcw_rd, egcw_wt}, - {egc_rd, egc_wt, egcw_rd, egcw_wt}, - {memvram0_rd8, grcg_rmw0, memvram0_rd16, grcgw_rmw0}, // c0 - {memvram1_rd8, grcg_rmw1, memvram1_rd16, grcgw_rmw1}, - {egc_rd, egc_wt, egcw_rd, egcw_wt}, - {egc_rd, egc_wt, egcw_rd, egcw_wt}}; + {memtcr0_rd8, memtdw0_wr8, memtcr0_rd16, memtdw0_wr16}, // 80 + {memtcr1_rd8, memtdw1_wr8, memtcr1_rd16, memtdw1_wr16}, + {memegc_rd8, memegc_wr8, memegc_rd16, memegc_wr16}, + {memegc_rd8, memegc_wr8, memegc_rd16, memegc_wr16}, + {memvram0_rd8, memrmw0_wr8, memvram0_rd16, memrmw0_wr16}, // c0 + {memvram1_rd8, memrmw1_wr8, memvram1_rd16, memrmw1_wr16}, + {memegc_rd8, memegc_wr8, memegc_rd16, memegc_wr16}, + {memegc_rd8, memegc_wr8, memegc_rd16, memegc_wr16}}; void MEMCALL i286_memorymap(UINT type) {