#include "platforms/platforms.h"
#include "input/input.h"
+#include "platforms/amiga/amiga-registers.h"
+
//#define BCM2708_PERI_BASE 0x20000000 //pi0-1
//#define BCM2708_PERI_BASE 0xFE000000 //pi4
#define BCM2708_PERI_BASE 0x3F000000 // pi3
static unsigned int target = 0;
-unsigned int m68k_read_memory_8(unsigned int address) {
- if (cfg->platform->custom_read && cfg->platform->custom_read(cfg, address, &target, OP_TYPE_BYTE) != -1) {
- return target;
- }
+#define PLATFORM_CHECK_READ(a) \
+ if (address >= cfg->custom_low && address < cfg->custom_high) { \
+ unsigned int target = 0; \
+ switch(cfg->platform->id) { \
+ case PLATFORM_AMIGA: { \
+ if (custom_read_amiga(cfg, address, &target, a) != -1) { \
+ return target; \
+ } \
+ break; \
+ } \
+ default: \
+ break; \
+ } \
+ } \
+ if (ovl || (address >= cfg->map_low && address < cfg->map_high)) { \
+ if (handle_mapped_read(cfg, address, &target, a, ovl) != -1) \
+ return target; \
+ } \
- if (cfg) {
- int ret = handle_mapped_read(cfg, address, &target, OP_TYPE_BYTE, ovl);
- if (ret != -1)
- return target;
- }
+unsigned int m68k_read_memory_8(unsigned int address) {
+ PLATFORM_CHECK_READ(OP_TYPE_BYTE);
address &=0xFFFFFF;
// if (address < 0xffffff) {
}
unsigned int m68k_read_memory_16(unsigned int address) {
- if (cfg->platform->custom_read && cfg->platform->custom_read(cfg, address, &target, OP_TYPE_WORD) != -1) {
- return target;
- }
-
- if (cfg) {
- int ret = handle_mapped_read(cfg, address, &target, OP_TYPE_WORD, ovl);
- if (ret != -1)
- return target;
- }
+ PLATFORM_CHECK_READ(OP_TYPE_WORD);
if (mouse_hook_enabled) {
if (address == JOY0DAT) {
}
unsigned int m68k_read_memory_32(unsigned int address) {
- if (cfg->platform->custom_read && cfg->platform->custom_read(cfg, address, &target, OP_TYPE_LONGWORD) != -1) {
- return target;
- }
-
- if (cfg) {
- int ret = handle_mapped_read(cfg, address, &target, OP_TYPE_LONGWORD, ovl);
- if (ret != -1)
- return target;
- }
+ PLATFORM_CHECK_READ(OP_TYPE_LONGWORD);
// if (address < 0xffffff) {
address &=0xFFFFFF;
// return 1;
}
-void m68k_write_memory_8(unsigned int address, unsigned int value) {
- if (cfg->platform->custom_write && cfg->platform->custom_write(cfg, address, value, OP_TYPE_BYTE) != -1) {
- return;
- }
+#define PLATFORM_CHECK_WRITE(a) \
+ if (address >= cfg->custom_low && address < cfg->custom_high) { \
+ switch(cfg->platform->id) { \
+ case PLATFORM_AMIGA: { \
+ if (custom_write_amiga(cfg, address, value, OP_TYPE_BYTE) != -1) { \
+ return; \
+ } \
+ break; \
+ } \
+ default: \
+ break; \
+ } \
+ } \
+ if (address >= cfg->map_low && address < cfg->map_high) { \
+ if (handle_mapped_write(cfg, address, value, OP_TYPE_BYTE, ovl) != -1) \
+ return; \
+ } \
- if (cfg) {
- int ret = handle_mapped_write(cfg, address, value, OP_TYPE_BYTE, ovl);
- if (ret != -1)
- return;
- }
+void m68k_write_memory_8(unsigned int address, unsigned int value) {
+ PLATFORM_CHECK_WRITE(OP_TYPE_BYTE);
if (address == 0xbfe001) {
ovl = (value & (1 << 0));
}
void m68k_write_memory_16(unsigned int address, unsigned int value) {
- if (cfg->platform->custom_write && cfg->platform->custom_write(cfg, address, value, OP_TYPE_WORD) != -1) {
- return;
- }
-
- if (cfg) {
- int ret = handle_mapped_write(cfg, address, value, OP_TYPE_WORD, ovl);
- if (ret != -1)
- return;
- }
+ PLATFORM_CHECK_WRITE(OP_TYPE_WORD);
// if (address < 0xffffff) {
address &=0xFFFFFF;
}
void m68k_write_memory_32(unsigned int address, unsigned int value) {
- if (cfg->platform->custom_write && cfg->platform->custom_write(cfg, address, value, OP_TYPE_LONGWORD) != -1) {
- return;
- }
-
- if (cfg) {
- int ret = handle_mapped_write(cfg, address, value, OP_TYPE_LONGWORD, ovl);
- if (ret != -1)
- return;
- }
+ PLATFORM_CHECK_WRITE(OP_TYPE_LONGWORD);
// if (address < 0xffffff) {
address &=0xFFFFFF;
// return;
}
-void write16(uint32_t address, uint32_t data) {
+inline void write16(uint32_t address, uint32_t data) {
uint32_t addr_h_s = (address & 0x0000ffff) << 8;
uint32_t addr_h_r = (~address & 0x0000ffff) << 8;
uint32_t addr_l_s = (address >> 16) << 8;
// asm volatile ("dmb" ::: "memory");
}
-void write8(uint32_t address, uint32_t data) {
+inline void write8(uint32_t address, uint32_t data) {
if ((address & 1) == 0)
data = data + (data << 8); // EVEN, A0=0,UDS
else
// asm volatile ("dmb" ::: "memory");
}
-uint32_t read16(uint32_t address) {
+inline uint32_t read16(uint32_t address) {
volatile int val;
uint32_t addr_h_s = (address & 0x0000ffff) << 8;
uint32_t addr_h_r = (~address & 0x0000ffff) << 8;
return (val >> 8) & 0xffff;
}
-uint32_t read8(uint32_t address) {
+inline uint32_t read8(uint32_t address) {
int val;
uint32_t addr_h_s = (address & 0x0000ffff) << 8;
uint32_t addr_h_r = (~address & 0x0000ffff) << 8;