#include "../psxhw.h"
#include "../cdrom.h"
#include "../mdec.h"
+#include "../gpu.h"
+#include "../psxmem_map.h"
#include "emu_if.h"
#include "pcsxmem.h"
+#ifdef __thumb__
+#error the dynarec is incompatible with Thumb functions,
+#error please add -marm to compile flags
+#endif
+
//#define memprintf printf
#define memprintf(...)
-int pcsx_ram_is_ro;
-
-static void read_mem8()
-{
- memprintf("ari64_read_mem8 %08x @%08x %u\n", address, psxRegs.pc, psxRegs.cycle);
- readmem_word = psxMemRead8(address) & 0xff;
-}
-
-static void read_mem16()
-{
- memprintf("ari64_read_mem16 %08x @%08x %u\n", address, psxRegs.pc, psxRegs.cycle);
- readmem_word = psxMemRead16(address) & 0xffff;
-}
-
-static void read_mem32()
-{
- memprintf("ari64_read_mem32 %08x @%08x %u\n", address, psxRegs.pc, psxRegs.cycle);
- readmem_word = psxMemRead32(address);
-}
-
-static void write_mem8()
+static uintptr_t *mem_readtab;
+static uintptr_t *mem_writetab;
+static uintptr_t mem_iortab[(1+2+4) * 0x1000 / 4];
+static uintptr_t mem_iowtab[(1+2+4) * 0x1000 / 4];
+static uintptr_t mem_ffrtab[(1+2+4) * 0x1000 / 4];
+static uintptr_t mem_ffwtab[(1+2+4) * 0x1000 / 4];
+//static uintptr_t mem_unmrtab[(1+2+4) * 0x1000 / 4];
+static uintptr_t mem_unmwtab[(1+2+4) * 0x1000 / 4];
+
+static
+#ifdef __clang__
+// When this is called in a loop, and 'h' is a function pointer, clang will crash.
+__attribute__ ((noinline))
+#endif
+void map_item(uintptr_t *out, const void *h, uintptr_t flag)
{
- memprintf("ari64_write_mem8 %08x, %02x @%08x %u\n", address, byte, psxRegs.pc, psxRegs.cycle);
- psxMemWrite8(address, byte);
+ uintptr_t hv = (uintptr_t)h;
+ if (hv & 1) {
+ SysPrintf("FATAL: %p has LSB set\n", h);
+ abort();
+ }
+ *out = (hv >> 1) | (flag << (sizeof(hv) * 8 - 1));
}
-static void write_mem16()
-{
- memprintf("ari64_write_mem16 %08x, %04x @%08x %u\n", address, hword, psxRegs.pc, psxRegs.cycle);
- psxMemWrite16(address, hword);
-}
+// size must be power of 2, at least 4k
+#define map_l1_mem(tab, i, addr, size, base) \
+ map_item(&tab[((u32)(addr) >> 12) + i], \
+ (u8 *)(base) - (u32)((addr) + ((i << 12) & ~(size - 1))), 0)
-static void write_mem32()
-{
- memprintf("ari64_write_mem32 %08x, %08x @%08x %u\n", address, word, psxRegs.pc, psxRegs.cycle);
- psxMemWrite32(address, word);
-}
+#define IOMEM32(a) (((a) & 0xfff) / 4)
+#define IOMEM16(a) (0x1000/4 + (((a) & 0xfff) / 2))
+#define IOMEM8(a) (0x1000/4 + 0x1000/2 + ((a) & 0xfff))
-static void read_mem_dummy()
-{
- readmem_word = 0;
-}
+u32 zero_mem[0x1000/4];
+static u32 ffff_mem[0x1000/4];
-static void write_mem_dummy()
+static u32 read_mem_dummy(u32 addr)
{
+ // use 'addr' and not 'address', yes the api is weird...
+ memprintf("unmapped r %08x @%08x %u\n", addr, psxRegs.pc, psxRegs.cycle);
+ return 0xffffffff;
}
-extern void ari_read_ram8();
-extern void ari_read_ram16();
-extern void ari_read_ram32();
-extern void ari_read_ram_mirror8();
-extern void ari_read_ram_mirror16();
-extern void ari_read_ram_mirror32();
-extern void ari_write_ram8();
-extern void ari_write_ram16();
-extern void ari_write_ram32();
-extern void ari_write_ram_mirror8();
-extern void ari_write_ram_mirror16();
-extern void ari_write_ram_mirror32();
-extern void ari_write_ram_mirror_ro32();
-extern void ari_read_bios8();
-extern void ari_read_bios16();
-extern void ari_read_bios32();
-extern void ari_read_io8();
-extern void ari_read_io16();
-extern void ari_read_io32();
-extern void ari_write_io8();
-extern void ari_write_io16();
-extern void ari_write_io32();
-
-void (*readmem[0x10000])();
-void (*readmemb[0x10000])();
-void (*readmemh[0x10000])();
-void (*writemem[0x10000])();
-void (*writememb[0x10000])();
-void (*writememh[0x10000])();
-
-static void write_biu()
+static void write_mem_dummy(u32 data)
{
- memprintf("write_biu %08x, %08x @%08x %u\n", address, word, psxRegs.pc, psxRegs.cycle);
-
- if (address != 0xfffe0130)
- return;
-
- switch (word) {
- case 0x800: case 0x804:
- pcsx_ram_is_ro = 1;
- break;
- case 0: case 0x1e988:
- pcsx_ram_is_ro = 0;
- break;
- default:
- memprintf("write_biu: unexpected val: %08x\n", word);
- break;
- }
+ if (!(psxRegs.CP0.n.SR & (1 << 16)))
+ memprintf("unmapped w %08x, %08x @%08x %u\n",
+ address, data, psxRegs.pc, psxRegs.cycle);
}
/* IO handlers */
static void io_write_sio32(u32 value)
{
sioWrite8((unsigned char)value);
- sioWrite8((unsigned char)((value&0xff) >> 8));
- sioWrite8((unsigned char)((value&0xff) >> 16));
- sioWrite8((unsigned char)((value&0xff) >> 24));
+ sioWrite8((unsigned char)(value >> 8));
+ sioWrite8((unsigned char)(value >> 16));
+ sioWrite8((unsigned char)(value >> 24));
}
-#define make_rcnt_funcs(i) \
-static u32 io_rcnt_read_count##i() { return psxRcntRcount(i); } \
-static u32 io_rcnt_read_mode##i() { return psxRcntRmode(i); } \
-static u32 io_rcnt_read_target##i() { return psxRcntRtarget(i); } \
-static void io_rcnt_write_count##i(u32 val) { psxRcntWcount(i, val & 0xffff); } \
-static void io_rcnt_write_mode##i(u32 val) { psxRcntWmode(i, val); } \
-static void io_rcnt_write_target##i(u32 val) { psxRcntWtarget(i, val & 0xffff); }
-
-make_rcnt_funcs(0)
-make_rcnt_funcs(1)
-make_rcnt_funcs(2)
+#if !defined(DRC_DBG) && defined(__arm__)
-static void io_write_ireg16(u32 value)
+static void map_rcnt_rcount0(u32 mode)
{
- if (Config.Sio) psxHu16ref(0x1070) |= 0x80;
- if (Config.SpuIrq) psxHu16ref(0x1070) |= 0x200;
- psxHu16ref(0x1070) &= psxHu16(0x1074) & value;
+ if (mode & 0x001) { // sync mode
+ map_item(&mem_iortab[IOMEM32(0x1100)], psxRcntRcount0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1100)], psxRcntRcount0, 1);
+ }
+ else if (mode & 0x100) { // pixel clock
+ map_item(&mem_iortab[IOMEM32(0x1100)], rcnt0_read_count_m1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1100)], rcnt0_read_count_m1, 1);
+ }
+ else {
+ map_item(&mem_iortab[IOMEM32(0x1100)], rcnt0_read_count_m0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1100)], rcnt0_read_count_m0, 1);
+ }
}
-static void io_write_imask16(u32 value)
+static void map_rcnt_rcount1(u32 mode)
{
- psxHu16ref(0x1074) = value;
- if (psxHu16ref(0x1070) & value)
- new_dyna_set_event(PSXINT_NEWDRC_CHECK, 1);
+ if (mode & 0x001) { // sync mode
+ map_item(&mem_iortab[IOMEM32(0x1110)], psxRcntRcount1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1110)], psxRcntRcount1, 1);
+ }
+ else if (mode & 0x100) { // hcnt
+ map_item(&mem_iortab[IOMEM32(0x1110)], rcnt1_read_count_m1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1110)], rcnt1_read_count_m1, 1);
+ }
+ else {
+ map_item(&mem_iortab[IOMEM32(0x1110)], rcnt1_read_count_m0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1110)], rcnt1_read_count_m0, 1);
+ }
}
-static void io_write_ireg32(u32 value)
+static void map_rcnt_rcount2(u32 mode)
{
- if (Config.Sio) psxHu32ref(0x1070) |= 0x80;
- if (Config.SpuIrq) psxHu32ref(0x1070) |= 0x200;
- psxHu32ref(0x1070) &= psxHu32(0x1074) & value;
+ if ((mode & 7) == 1 || (mode & 7) == 7) { // sync mode
+ map_item(&mem_iortab[IOMEM32(0x1120)], &psxH[0x1000], 0);
+ map_item(&mem_iortab[IOMEM16(0x1120)], &psxH[0x1000], 0);
+ }
+ else if (mode & 0x200) { // clk/8
+ map_item(&mem_iortab[IOMEM32(0x1120)], rcnt2_read_count_m1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1120)], rcnt2_read_count_m1, 1);
+ }
+ else {
+ map_item(&mem_iortab[IOMEM32(0x1120)], rcnt2_read_count_m0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1120)], rcnt2_read_count_m0, 1);
+ }
}
-static void io_write_imask32(u32 value)
-{
- psxHu32ref(0x1074) = value;
- if (psxHu32ref(0x1070) & value)
- new_dyna_set_event(PSXINT_NEWDRC_CHECK, 1);
-}
+#else
+#define map_rcnt_rcount0(mode)
+#define map_rcnt_rcount1(mode)
+#define map_rcnt_rcount2(mode)
+#endif
-static void io_write_dma_icr32(u32 value)
-{
- u32 tmp = value & 0x00ff803f;
- tmp |= (SWAPu32(HW_DMA_ICR) & ~value) & 0x7f000000;
- if ((tmp & HW_DMA_ICR_GLOBAL_ENABLE && tmp & 0x7f000000)
- || tmp & HW_DMA_ICR_BUS_ERROR) {
- if (!(SWAPu32(HW_DMA_ICR) & HW_DMA_ICR_IRQ_SENT))
- psxHu32ref(0x1070) |= SWAP32(8);
- tmp |= HW_DMA_ICR_IRQ_SENT;
- }
- HW_DMA_ICR = SWAPu32(tmp);
-}
+#define make_rcnt_funcs(i) \
+static u32 io_rcnt_read_mode##i() { return psxRcntRmode(i); } \
+static u32 io_rcnt_read_target##i() { return psxRcntRtarget(i); } \
+static void io_rcnt_write_count##i(u32 val) { psxRcntWcount(i, val & 0xffff); } \
+static void io_rcnt_write_mode##i(u32 val) { psxRcntWmode(i, val); map_rcnt_rcount##i(val); } \
+static void io_rcnt_write_target##i(u32 val) { psxRcntWtarget(i, val & 0xffff); }
+
+make_rcnt_funcs(0)
+make_rcnt_funcs(1)
+make_rcnt_funcs(2)
#define make_dma_func(n) \
static void io_write_chcr##n(u32 value) \
make_dma_func(4)
make_dma_func(6)
-/* IO tables for 1000-1880 */
-#define IOADR8(a) ((a) & 0xfff)
-#define IOADR16(a) (((a) & 0xfff) >> 1)
-#define IOADR32(a) (((a) & 0xfff) >> 2)
-
-static const void *io_read8 [0x880] = {
- [IOADR8(0x1040)] = sioRead8,
- [IOADR8(0x1800)] = cdrRead0,
- [IOADR8(0x1801)] = cdrRead1,
- [IOADR8(0x1802)] = cdrRead2,
- [IOADR8(0x1803)] = cdrRead3,
-};
-static const void *io_read16[0x880/2] = {
- [IOADR16(0x1040)] = io_read_sio16,
- [IOADR16(0x1044)] = sioReadStat16,
- [IOADR16(0x1048)] = sioReadMode16,
- [IOADR16(0x104a)] = sioReadCtrl16,
- [IOADR16(0x104e)] = sioReadBaud16,
- [IOADR16(0x1100)] = io_rcnt_read_count0,
- [IOADR16(0x1104)] = io_rcnt_read_mode0,
- [IOADR16(0x1108)] = io_rcnt_read_target0,
- [IOADR16(0x1110)] = io_rcnt_read_count1,
- [IOADR16(0x1114)] = io_rcnt_read_mode1,
- [IOADR16(0x1118)] = io_rcnt_read_target1,
- [IOADR16(0x1120)] = io_rcnt_read_count2,
- [IOADR16(0x1124)] = io_rcnt_read_mode2,
- [IOADR16(0x1128)] = io_rcnt_read_target2,
-};
-static const void *io_read32[0x880/4] = {
- [IOADR32(0x1040)] = io_read_sio32,
- [IOADR32(0x1100)] = io_rcnt_read_count0,
- [IOADR32(0x1104)] = io_rcnt_read_mode0,
- [IOADR32(0x1108)] = io_rcnt_read_target0,
- [IOADR32(0x1110)] = io_rcnt_read_count1,
- [IOADR32(0x1114)] = io_rcnt_read_mode1,
- [IOADR32(0x1118)] = io_rcnt_read_target1,
- [IOADR32(0x1120)] = io_rcnt_read_count2,
- [IOADR32(0x1124)] = io_rcnt_read_mode2,
- [IOADR32(0x1128)] = io_rcnt_read_target2,
-// [IOADR32(0x1810)] = GPU_readData,
-// [IOADR32(0x1814)] = GPU_readStatus,
- [IOADR32(0x1820)] = mdecRead0,
- [IOADR32(0x1824)] = mdecRead1,
-};
-// write(u32 val)
-static const void *io_write8 [0x880] = {
- [IOADR8(0x1040)] = sioWrite8,
- [IOADR8(0x1800)] = cdrWrite0,
- [IOADR8(0x1801)] = cdrWrite1,
- [IOADR8(0x1802)] = cdrWrite2,
- [IOADR8(0x1803)] = cdrWrite3,
-};
-static const void *io_write16[0x880/2] = {
- [IOADR16(0x1040)] = io_write_sio16,
- [IOADR16(0x1044)] = sioWriteStat16,
- [IOADR16(0x1048)] = sioWriteMode16,
- [IOADR16(0x104a)] = sioWriteCtrl16,
- [IOADR16(0x104e)] = sioWriteBaud16,
- [IOADR16(0x1070)] = io_write_ireg16,
- [IOADR16(0x1074)] = io_write_imask16,
- [IOADR16(0x1100)] = io_rcnt_write_count0,
- [IOADR16(0x1104)] = io_rcnt_write_mode0,
- [IOADR16(0x1108)] = io_rcnt_write_target0,
- [IOADR16(0x1110)] = io_rcnt_write_count1,
- [IOADR16(0x1114)] = io_rcnt_write_mode1,
- [IOADR16(0x1118)] = io_rcnt_write_target1,
- [IOADR16(0x1120)] = io_rcnt_write_count2,
- [IOADR16(0x1124)] = io_rcnt_write_mode2,
- [IOADR16(0x1128)] = io_rcnt_write_target2,
-};
-static const void *io_write32[0x880/4] = {
- [IOADR32(0x1040)] = io_write_sio32,
- [IOADR32(0x1070)] = io_write_ireg32,
- [IOADR32(0x1074)] = io_write_imask32,
- [IOADR32(0x1088)] = io_write_chcr0,
- [IOADR32(0x1098)] = io_write_chcr1,
- [IOADR32(0x10a8)] = io_write_chcr2,
- [IOADR32(0x10b8)] = io_write_chcr3,
- [IOADR32(0x10c8)] = io_write_chcr4,
- [IOADR32(0x10e8)] = io_write_chcr6,
- [IOADR32(0x10f4)] = io_write_dma_icr32,
- [IOADR32(0x1100)] = io_rcnt_write_count0,
- [IOADR32(0x1104)] = io_rcnt_write_mode0,
- [IOADR32(0x1108)] = io_rcnt_write_target0,
- [IOADR32(0x1110)] = io_rcnt_write_count1,
- [IOADR32(0x1114)] = io_rcnt_write_mode1,
- [IOADR32(0x1118)] = io_rcnt_write_target1,
- [IOADR32(0x1120)] = io_rcnt_write_count2,
- [IOADR32(0x1124)] = io_rcnt_write_mode2,
- [IOADR32(0x1128)] = io_rcnt_write_target2,
-// [IOADR32(0x1810)] = GPU_writeData,
-// [IOADR32(0x1814)] = GPU_writeStatus,
- [IOADR32(0x1820)] = mdecWrite0,
- [IOADR32(0x1824)] = mdecWrite1,
-};
-
-// this has to be in .bss to link into dynarec_local
-struct {
- void *tab_read8;
- void *tab_read16;
- void *tab_read32;
- void *tab_write8;
- void *tab_write16;
- void *tab_write32;
- void *spu_readf;
- void *spu_writef;
-} nd_pcsx_io;
+static void io_spu_write16(u32 value)
+{
+ // meh
+ SPU_writeRegister(address, value, psxRegs.cycle);
+}
-void new_dyna_pcsx_mem_init(void)
+static void io_spu_write32(u32 value)
+{
+ SPUwriteRegister wfunc = SPU_writeRegister;
+ u32 a = address;
+
+ wfunc(a, value & 0xffff, psxRegs.cycle);
+ wfunc(a + 2, value >> 16, psxRegs.cycle);
+}
+
+static u32 io_gpu_read_status(void)
+{
+ u32 v;
+
+ // meh2, syncing for img bit, might want to avoid it..
+ gpuSyncPluginSR();
+ v = HW_GPU_STATUS;
+
+ // XXX: because of large timeslices can't use hSyncCount, using rough
+ // approximization instead. Perhaps better use hcounter code here or something.
+ if (hSyncCount < 240 && (HW_GPU_STATUS & PSXGPU_ILACE_BITS) != PSXGPU_ILACE_BITS)
+ v |= PSXGPU_LCF & (psxRegs.cycle << 20);
+ return v;
+}
+
+static void io_gpu_write_status(u32 value)
+{
+ GPU_writeStatus(value);
+ gpuSyncPluginSR();
+}
+
+void new_dyna_pcsx_mem_isolate(int enable)
{
int i;
- // default/unmapped handlers
- for (i = 0; i < 0x10000; i++) {
- readmemb[i] = read_mem8;
- readmemh[i] = read_mem16;
- readmem[i] = read_mem32;
- writememb[i] = write_mem8;
- writememh[i] = write_mem16;
- writemem[i] = write_mem32;
-#if 1
- readmemb[i] = readmemh[i] = readmem[i] = read_mem_dummy;
- writememb[i] = writememh[i] = writemem[i] = write_mem_dummy;
-#endif
+ // note: apparently 0xa0000000 uncached access still works,
+ // at least read does for sure, so assume write does too
+ memprintf("mem isolate %d\n", enable);
+ if (enable) {
+ for (i = 0; i < (0x800000 >> 12); i++) {
+ map_item(&mem_writetab[0x80000|i], mem_unmwtab, 1);
+ map_item(&mem_writetab[0x00000|i], mem_unmwtab, 1);
+ //map_item(&mem_writetab[0xa0000|i], mem_unmwtab, 1);
+ }
+ }
+ else {
+ for (i = 0; i < (0x800000 >> 12); i++) {
+ map_l1_mem(mem_writetab, i, 0x80000000, 0x200000, psxM);
+ map_l1_mem(mem_writetab, i, 0x00000000, 0x200000, psxM);
+ map_l1_mem(mem_writetab, i, 0xa0000000, 0x200000, psxM);
+ }
}
+}
+
+static u32 read_biu(u32 addr)
+{
+ if (addr != 0xfffe0130)
+ return read_mem_dummy(addr);
+
+ FILE *f = fopen("/tmp/psxbiu.bin", "wb");
+ fwrite(psxM, 1, 0x200000, f);
+ fclose(f);
+ memprintf("read_biu %08x @%08x %u\n",
+ psxRegs.biuReg, psxRegs.pc, psxRegs.cycle);
+ return psxRegs.biuReg;
+}
-#if 1
- // RAM mirrors
- for (i = 0; i < 0x80; i++) {
- readmemb[i] = readmemb[0x8000|i] = readmemb[0xa000|i] = ari_read_ram_mirror8;
- readmemh[i] = readmemh[0x8000|i] = readmemh[0xa000|i] = ari_read_ram_mirror16;
- readmem[i] = readmem [0x8000|i] = readmem [0xa000|i] = ari_read_ram_mirror32;
- writememb[i] = writememb[0x8000|i] = writememb[0xa000|i] = ari_write_ram_mirror8;
- writememh[i] = writememh[0x8000|i] = writememh[0xa000|i] = ari_write_ram_mirror16;
- writemem[i] = writemem [0x8000|i] = writemem [0xa000|i] = ari_write_ram_mirror32;
+static void write_biu(u32 value)
+{
+ if (address != 0xfffe0130) {
+ write_mem_dummy(value);
+ return;
}
- // stupid BIOS RAM check
- writemem[0] = ari_write_ram_mirror_ro32;
- pcsx_ram_is_ro = 0;
+ memprintf("write_biu %08x @%08x %u\n", value, psxRegs.pc, psxRegs.cycle);
+ psxRegs.biuReg = value;
+}
+
+void new_dyna_pcsx_mem_load_state(void)
+{
+ map_rcnt_rcount0(rcnts[0].mode);
+ map_rcnt_rcount1(rcnts[1].mode);
+ map_rcnt_rcount2(rcnts[2].mode);
+}
+
+int pcsxmem_is_handler_dynamic(unsigned int addr)
+{
+ if ((addr & 0xfffff000) != 0x1f801000)
+ return 0;
+
+ addr &= 0xffff;
+ return addr == 0x1100 || addr == 0x1110 || addr == 0x1120;
+}
+
+void new_dyna_pcsx_mem_init(void)
+{
+ int i;
+
+ memset(ffff_mem, 0xff, sizeof(ffff_mem));
- // RAM direct
- for (i = 0x8000; i < 0x8020; i++) {
- readmemb[i] = ari_read_ram8;
- readmemh[i] = ari_read_ram16;
- readmem[i] = ari_read_ram32;
+ // have to map these further to keep tcache close to .text
+ mem_readtab = psxMap(0x08000000, 0x200000 * sizeof(mem_readtab[0]), 0, MAP_TAG_LUTS);
+ if (mem_readtab == NULL) {
+ SysPrintf("failed to map mem tables\n");
+ exit(1);
+ }
+ mem_writetab = mem_readtab + 0x100000;
+
+ // 1st level lookup:
+ // 0: direct mem
+ // 1: use 2nd lookup
+ // 2nd level lookup:
+ // 0: direct mem variable
+ // 1: memhandler
+
+ // default/unmapped memhandlers
+ for (i = 0; i < 0x100000; i++) {
+ //map_item(&mem_readtab[i], mem_unmrtab, 1);
+ map_l1_mem(mem_readtab, i, 0, 0x1000, ffff_mem);
+ map_item(&mem_writetab[i], mem_unmwtab, 1);
}
+ // RAM and it's mirrors
+ for (i = 0; i < (0x800000 >> 12); i++) {
+ map_l1_mem(mem_readtab, i, 0x80000000, 0x200000, psxM);
+ map_l1_mem(mem_readtab, i, 0x00000000, 0x200000, psxM);
+ map_l1_mem(mem_readtab, i, 0xa0000000, 0x200000, psxM);
+ }
+ new_dyna_pcsx_mem_isolate(0);
+
// BIOS and it's mirrors
- for (i = 0x1fc0; i < 0x1fc8; i++) {
- readmemb[i] = readmemb[0x8000|i] = readmemb[0xa000|i] = ari_read_bios8;
- readmemh[i] = readmemh[0x8000|i] = readmemh[0xa000|i] = ari_read_bios16;
- readmem[i] = readmem[0x8000|i] = readmem[0xa000|i] = ari_read_bios32;
+ for (i = 0; i < (0x80000 >> 12); i++) {
+ map_l1_mem(mem_readtab, i, 0x1fc00000, 0x80000, psxR);
+ map_l1_mem(mem_readtab, i, 0xbfc00000, 0x80000, psxR);
}
+ // scratchpad
+ map_l1_mem(mem_readtab, 0, 0x1f800000, 0x1000, psxH);
+ map_l1_mem(mem_readtab, 0, 0x9f800000, 0x1000, psxH);
+ map_l1_mem(mem_writetab, 0, 0x1f800000, 0x1000, psxH);
+ map_l1_mem(mem_writetab, 0, 0x9f800000, 0x1000, psxH);
+
// I/O
- readmemb[0x1f80] = ari_read_io8;
- readmemh[0x1f80] = ari_read_io16;
- readmem[0x1f80] = ari_read_io32;
- writememb[0x1f80] = ari_write_io8;
- writememh[0x1f80] = ari_write_io16;
- writemem[0x1f80] = ari_write_io32;
-
- writemem[0xfffe] = write_biu;
-#endif
+ map_item(&mem_readtab[0x1f801000u >> 12], mem_iortab, 1);
+ map_item(&mem_readtab[0x9f801000u >> 12], mem_iortab, 1);
+ map_item(&mem_readtab[0xbf801000u >> 12], mem_iortab, 1);
+ map_item(&mem_writetab[0x1f801000u >> 12], mem_iowtab, 1);
+ map_item(&mem_writetab[0x9f801000u >> 12], mem_iowtab, 1);
+ map_item(&mem_writetab[0xbf801000u >> 12], mem_iowtab, 1);
+
+ // L2
+ // unmapped tables
+ for (i = 0; i < (1+2+4) * 0x1000 / 4; i++)
+ map_item(&mem_unmwtab[i], write_mem_dummy, 1);
// fill IO tables
- nd_pcsx_io.tab_read8 = io_read8;
- nd_pcsx_io.tab_read16 = io_read16;
- nd_pcsx_io.tab_read32 = io_read32;
- nd_pcsx_io.tab_write8 = io_write8;
- nd_pcsx_io.tab_write16 = io_write16;
- nd_pcsx_io.tab_write32 = io_write32;
+ for (i = 0; i < 0x1000/4; i++) {
+ map_item(&mem_iortab[i], &psxH[0x1000], 0);
+ map_item(&mem_iowtab[i], &psxH[0x1000], 0);
+ }
+ for (; i < 0x1000/4 + 0x1000/2; i++) {
+ map_item(&mem_iortab[i], &psxH[0x1000], 0);
+ map_item(&mem_iowtab[i], &psxH[0x1000], 0);
+ }
+ for (; i < 0x1000/4 + 0x1000/2 + 0x1000; i++) {
+ map_item(&mem_iortab[i], &psxH[0x1000], 0);
+ map_item(&mem_iowtab[i], &psxH[0x1000], 0);
+ }
+
+ map_item(&mem_iortab[IOMEM32(0x1040)], io_read_sio32, 1);
+ map_item(&mem_iortab[IOMEM32(0x1100)], psxRcntRcount0, 1);
+ map_item(&mem_iortab[IOMEM32(0x1104)], io_rcnt_read_mode0, 1);
+ map_item(&mem_iortab[IOMEM32(0x1108)], io_rcnt_read_target0, 1);
+ map_item(&mem_iortab[IOMEM32(0x1110)], psxRcntRcount1, 1);
+ map_item(&mem_iortab[IOMEM32(0x1114)], io_rcnt_read_mode1, 1);
+ map_item(&mem_iortab[IOMEM32(0x1118)], io_rcnt_read_target1, 1);
+ map_item(&mem_iortab[IOMEM32(0x1120)], psxRcntRcount2, 1);
+ map_item(&mem_iortab[IOMEM32(0x1124)], io_rcnt_read_mode2, 1);
+ map_item(&mem_iortab[IOMEM32(0x1128)], io_rcnt_read_target2, 1);
+// map_item(&mem_iortab[IOMEM32(0x1810)], GPU_readData, 1);
+ map_item(&mem_iortab[IOMEM32(0x1814)], io_gpu_read_status, 1);
+ map_item(&mem_iortab[IOMEM32(0x1820)], mdecRead0, 1);
+ map_item(&mem_iortab[IOMEM32(0x1824)], mdecRead1, 1);
+
+ map_item(&mem_iortab[IOMEM16(0x1040)], io_read_sio16, 1);
+ map_item(&mem_iortab[IOMEM16(0x1044)], sioReadStat16, 1);
+ map_item(&mem_iortab[IOMEM16(0x1048)], sioReadMode16, 1);
+ map_item(&mem_iortab[IOMEM16(0x104a)], sioReadCtrl16, 1);
+ map_item(&mem_iortab[IOMEM16(0x104e)], sioReadBaud16, 1);
+ map_item(&mem_iortab[IOMEM16(0x1100)], psxRcntRcount0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1104)], io_rcnt_read_mode0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1108)], io_rcnt_read_target0, 1);
+ map_item(&mem_iortab[IOMEM16(0x1110)], psxRcntRcount1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1114)], io_rcnt_read_mode1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1118)], io_rcnt_read_target1, 1);
+ map_item(&mem_iortab[IOMEM16(0x1120)], psxRcntRcount2, 1);
+ map_item(&mem_iortab[IOMEM16(0x1124)], io_rcnt_read_mode2, 1);
+ map_item(&mem_iortab[IOMEM16(0x1128)], io_rcnt_read_target2, 1);
+
+ map_item(&mem_iortab[IOMEM8(0x1040)], sioRead8, 1);
+ map_item(&mem_iortab[IOMEM8(0x1800)], cdrRead0, 1);
+ map_item(&mem_iortab[IOMEM8(0x1801)], cdrRead1, 1);
+ map_item(&mem_iortab[IOMEM8(0x1802)], cdrRead2, 1);
+ map_item(&mem_iortab[IOMEM8(0x1803)], cdrRead3, 1);
+
+ // write(u32 data)
+ map_item(&mem_iowtab[IOMEM32(0x1040)], io_write_sio32, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1070)], psxHwWriteIstat, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1074)], psxHwWriteImask, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1088)], io_write_chcr0, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1098)], io_write_chcr1, 1);
+ map_item(&mem_iowtab[IOMEM32(0x10a8)], io_write_chcr2, 1);
+ map_item(&mem_iowtab[IOMEM32(0x10b8)], io_write_chcr3, 1);
+ map_item(&mem_iowtab[IOMEM32(0x10c8)], io_write_chcr4, 1);
+ map_item(&mem_iowtab[IOMEM32(0x10e8)], io_write_chcr6, 1);
+ map_item(&mem_iowtab[IOMEM32(0x10f4)], psxHwWriteDmaIcr32, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1100)], io_rcnt_write_count0, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1104)], io_rcnt_write_mode0, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1108)], io_rcnt_write_target0, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1110)], io_rcnt_write_count1, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1114)], io_rcnt_write_mode1, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1118)], io_rcnt_write_target1, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1120)], io_rcnt_write_count2, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1124)], io_rcnt_write_mode2, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1128)], io_rcnt_write_target2, 1);
+// map_item(&mem_iowtab[IOMEM32(0x1810)], GPU_writeData, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1814)], io_gpu_write_status, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1820)], mdecWrite0, 1);
+ map_item(&mem_iowtab[IOMEM32(0x1824)], mdecWrite1, 1);
+
+ map_item(&mem_iowtab[IOMEM16(0x1040)], io_write_sio16, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1044)], sioWriteStat16, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1048)], sioWriteMode16, 1);
+ map_item(&mem_iowtab[IOMEM16(0x104a)], sioWriteCtrl16, 1);
+ map_item(&mem_iowtab[IOMEM16(0x104e)], sioWriteBaud16, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1070)], psxHwWriteIstat, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1074)], psxHwWriteImask, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1100)], io_rcnt_write_count0, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1104)], io_rcnt_write_mode0, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1108)], io_rcnt_write_target0, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1110)], io_rcnt_write_count1, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1114)], io_rcnt_write_mode1, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1118)], io_rcnt_write_target1, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1120)], io_rcnt_write_count2, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1124)], io_rcnt_write_mode2, 1);
+ map_item(&mem_iowtab[IOMEM16(0x1128)], io_rcnt_write_target2, 1);
+
+ map_item(&mem_iowtab[IOMEM8(0x1040)], sioWrite8, 1);
+ map_item(&mem_iowtab[IOMEM8(0x1800)], cdrWrite0, 1);
+ map_item(&mem_iowtab[IOMEM8(0x1801)], cdrWrite1, 1);
+ map_item(&mem_iowtab[IOMEM8(0x1802)], cdrWrite2, 1);
+ map_item(&mem_iowtab[IOMEM8(0x1803)], cdrWrite3, 1);
+
+ for (i = 0x1c00; i < 0x2000; i += 2) {
+ map_item(&mem_iowtab[IOMEM16(i)], io_spu_write16, 1);
+ map_item(&mem_iowtab[IOMEM32(i)], io_spu_write32, 1);
+ }
+
+ // misc
+ map_item(&mem_readtab[0xfffe0130u >> 12], mem_ffrtab, 1);
+ map_item(&mem_writetab[0xfffe0130u >> 12], mem_ffwtab, 1);
+ for (i = 0; i < 0x1000/4 + 0x1000/2 + 0x1000; i++) {
+ map_item(&mem_ffrtab[i], read_biu, 1);
+ map_item(&mem_ffwtab[i], write_biu, 1);
+ }
+
+ mem_rtab = mem_readtab;
+ mem_wtab = mem_writetab;
+
+ new_dyna_pcsx_mem_load_state();
}
void new_dyna_pcsx_mem_reset(void)
{
+ int i;
+
// plugins might change so update the pointers
- nd_pcsx_io.spu_readf = SPU_readRegister;
- nd_pcsx_io.spu_writef = SPU_writeRegister;
+ map_item(&mem_iortab[IOMEM32(0x1810)], GPU_readData, 1);
- io_read32[IOADR32(0x1810)] = GPU_readData;
- io_read32[IOADR32(0x1814)] = GPU_readStatus;
- io_write32[IOADR32(0x1810)] = GPU_writeData;
- io_write32[IOADR32(0x1814)] = GPU_writeStatus;
+ for (i = 0x1c00; i < 0x2000; i += 2)
+ map_item(&mem_iortab[IOMEM16(i)], SPU_readRegister, 1);
+
+ map_item(&mem_iowtab[IOMEM32(0x1810)], GPU_writeData, 1);
}
+void new_dyna_pcsx_mem_shutdown(void)
+{
+ psxUnmap(mem_readtab, 0x200000 * sizeof(mem_readtab[0]), MAP_TAG_LUTS);
+ mem_writetab = mem_readtab = NULL;
+}