Commit latest fork of angrylion/MAME RDP.

Conflicts:
	device/device.c

CMakeLists.txt

@@ -333,6 +333,7 @@ set(PI_SOURCES
 set(RDP_SOURCES
   ${PROJECT_SOURCE_DIR}/rdp/cpu.c
   ${PROJECT_SOURCE_DIR}/rdp/interface.c
+  ${PROJECT_SOURCE_DIR}/rdp/n64video.c
 )
 
 set(RI_SOURCES

device/device.c

@@ -29,6 +29,7 @@
 #include "vr4300/cp1.h"
 #include <setjmp.h>
 
+cen64_cold int angrylion_rdp_init(struct cen64_device *device);
 cen64_cold static int device_debug_spin(struct cen64_device *device);
 cen64_cold static int device_multithread_spin(struct cen64_device *device);
 cen64_flatten cen64_hot static int device_spin(struct cen64_device *device);
@@ -119,6 +120,7 @@ struct cen64_device *device_create(struct cen64_device *device,
     return NULL;
   }
 
+  angrylion_rdp_init(device);
   return device;
 }
 

rdp/interface.c

@@ -13,6 +13,19 @@
 #include "rdp/cpu.h"
 #include "rdp/interface.h"
 
+#define DP_XBUS_DMEM_DMA          0x00000001
+#define DP_FREEZE                 0x00000002
+#define DP_FLUSH                  0x00000004
+
+#define DP_CLEAR_XBUS_DMEM_DMA    0x00000001
+#define DP_SET_XBUS_DMEM_DMA      0x00000002
+#define DP_CLEAR_FREEZE           0x00000004
+#define DP_SET_FREEZE             0x00000008
+#define DP_CLEAR_FLUSH            0x00000010
+#define DP_SET_FLUSH              0x00000020
+
+void rdp_process_list(void);
+
 // Reads a word from the DP MMIO register space.
 int read_dp_regs(void *opaque, uint32_t address, uint32_t *word) {
   struct rdp *rdp = (struct rdp *) opaque;
@@ -31,8 +44,41 @@ int write_dp_regs(void *opaque, uint32_t address, uint32_t word, uint32_t dqm) {
   enum dp_register reg = (offset >> 2);
 
   debug_mmio_write(dp, dp_register_mnemonics[reg], word, dqm);
-  rdp->regs[reg] &= ~dqm;
-  rdp->regs[reg] |= word;
+
+  switch (reg) {
+    case DPC_START_REG:
+      rdp->regs[DPC_CURRENT_REG] = word;
+      rdp->regs[DPC_START_REG] = word;
+      break;
+
+    case DPC_END_REG:
+      rdp->regs[DPC_END_REG] = word;
+      rdp_process_list();
+      break;
+
+    case DPC_STATUS_REG:
+      if (word & DP_CLEAR_XBUS_DMEM_DMA)
+        rdp->regs[DPC_STATUS_REG] &= ~DP_XBUS_DMEM_DMA;
+      else if (word & DP_SET_XBUS_DMEM_DMA)
+        rdp->regs[DPC_STATUS_REG] |= DP_XBUS_DMEM_DMA;
+
+      if (word & DP_CLEAR_FREEZE)
+        rdp->regs[DPC_STATUS_REG] &= ~DP_FREEZE;
+      else if (word & DP_SET_FREEZE)
+        rdp->regs[DPC_STATUS_REG] |= DP_FREEZE;
+
+      if (word & DP_CLEAR_FLUSH)
+        rdp->regs[DPC_STATUS_REG] &= ~DP_FLUSH;
+      else if (word & DP_SET_FLUSH)
+        rdp->regs[DPC_STATUS_REG] |= DP_FLUSH;
+      break;
+
+    default:
+      rdp->regs[reg] &= ~dqm;
+      rdp->regs[reg] |= word;
+      break;
+  }
+
   return 0;
 }
 

rdp/tctables.h

@@ -0,0 +1,139 @@
+#ifndef _TCTABLES_H
+#define _TCTABLES_H
+#include <stdint.h>
+
+static const int32_t norm_point_table[64] = {
+0x4000,
+0x3f04,
+0x3e10,
+0x3d22,
+0x3c3c,
+0x3b5d,
+0x3a83,
+0x39b1,
+0x38e4,
+0x381c,
+0x375a,
+0x369d,
+0x35e5,
+0x3532,
+0x3483,
+0x33d9,
+0x3333,
+0x3291,
+0x31f4,
+0x3159,
+0x30c3,
+0x3030,
+0x2fa1,
+0x2f15,
+0x2e8c,
+0x2e06,
+0x2d83,
+0x2d03,
+0x2c86,
+0x2c0b,
+0x2b93,
+0x2b1e,
+0x2aab,
+0x2a3a,
+0x29cc,
+0x2960,
+0x28f6,
+0x288e,
+0x2828,
+0x27c4,
+0x2762,
+0x2702,
+0x26a4,
+0x2648,
+0x25ed,
+0x2594,
+0x253d,
+0x24e7,
+0x2492,
+0x243f,
+0x23ee,
+0x239e,
+0x234f,
+0x2302,
+0x22b6,
+0x226c,
+0x2222,
+0x21da,
+0x2193,
+0x214d,
+0x2108,
+0x20c5,
+0x2082,
+0x2041 
+};
+
+static const int32_t norm_slope_table[64] = {
+0xf03,
+0xf0b,
+0xf11,
+0xf19,
+0xf20,
+0xf25,
+0xf2d,
+0xf32,
+0xf37,
+0xf3d,
+0xf42,
+0xf47,
+0xf4c,
+0xf50,
+0xf55,
+0xf59,
+0xf5d,
+0xf62,
+0xf64,
+0xf69,
+0xf6c,
+0xf70,
+0xf73,
+0xf76,
+0xf79,
+0xf7c,
+0xf7f,
+0xf82,
+0xf84,
+0xf87,
+0xf8a,
+0xf8c,
+0xf8e,
+0xf91,
+0xf93,
+0xf95,
+0xf97,
+0xf99,
+0xf9b,
+0xf9d,
+0xf9f,
+0xfa1,
+0xfa3,
+0xfa4,
+0xfa6,
+0xfa8,
+0xfa9,
+0xfaa,
+0xfac,
+0xfae,
+0xfaf,
+0xfb0,
+0xfb2,
+0xfb3,
+0xfb5,
+0xfb5,
+0xfb7,
+0xfb8,
+0xfb9,
+0xfba,
+0xfbc,
+0xfbc,
+0xfbe,
+0xfbe
+};
+
+#endif