#include "ide.h"
#include "m68k.h"
#include "main.h"
-#include "config_file/config_file.h"
+#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
#define KICKBASE 0xF80000
#define KICKSIZE 0x7FFFF
-int mem_fd, mouse_fd = -1;
+int mem_fd, mouse_fd = -1, keyboard_fd = -1;
int mem_fd_gpclk;
int gayle_emulation_enabled = 1;
void *gpio_map;
unsigned int cpu_type = M68K_CPU_TYPE_68000;
unsigned int loop_cycles = 300;
struct emulator_config *cfg = NULL;
+char keyboard_file[256] = "/dev/input/event0";
// I/O access
volatile unsigned int *gpio;
//unsigned char g_kick[524288];
//unsigned char g_ram[FASTSIZE + 1]; /* RAM */
unsigned char toggle;
-static volatile unsigned char ovl;
+int ovl;
static volatile unsigned char maprom;
void sigint_handler(int sig_num) {
cfg = load_config_file(argv[g]);
}
}
+ else if (strcmp(argv[g], "--keyboard-file") == 0 || strcmp(argv[g], "--kbfile") == 0) {
+ if (g + 1 >= argc) {
+ printf("%s switch found, but no keyboard device path specified.\n", argv[g]);
+ } else {
+ g++;
+ strcpy(keyboard_file, argv[g]);
+ }
+ }
}
if (!cfg) {
if (cfg) {
if (cfg->cpu_type) cpu_type = cfg->cpu_type;
if (cfg->loop_cycles) loop_cycles = cfg->loop_cycles;
+
+ if (!cfg->platform)
+ cfg->platform = make_platform_config("none", "generic");
+ cfg->platform->platform_initial_setup(cfg);
}
if (cfg->mouse_enabled) {
}
}
+ keyboard_fd = open(keyboard_file, O_RDONLY | O_NONBLOCK);
+ if (keyboard_fd == -1) {
+ printf("Failed to open keyboard event source.\n");
+ }
+
sched_setscheduler(0, SCHED_FIFO, &priority);
mlockall(MCL_CURRENT); // lock in memory to keep us from paging out
else
printf("\n IPL Thread created successfully\n");
*/
+ char c = 0;
m68k_pulse_reset();
while (42) {
m68k_execute(loop_cycles);
// FIXME: Rework this to use keyboard events instead.
- /*while (kbhit()) {
- char c = getchar();
+ /*while (get_key_char(&c)) {
if (c == cfg->keyboard_toggle_key && !kb_hook_enabled) {
kb_hook_enabled = 1;
printf("Keyboard hook enabled.\n");
kb_hook_enabled = 0;
printf("Keyboard hook disabled.\n");
}
- if (c == cfg->mouse_toggle_key) {
- mouse_hook_enabled ^= 1;
- printf("Mouse hook %s.\n", mouse_hook_enabled ? "enabled" : "disabled");
- mouse_dx = mouse_dy = mouse_buttons = 0;
- }
- if (c == 'r') {
- cpu_emulation_running ^= 1;
- printf("CPU emulation is now %s\n", cpu_emulation_running ? "running" : "stopped");
- }
- if (c == 'R') {
- cpu_pulse_reset();
- m68k_pulse_reset();
- printf("CPU emulation reset.\n");
- }
- if (c == 'q') {
- printf("Quitting and exiting emulator.\n");
- goto stop_cpu_emulation;
+ if (!kb_hook_enabled) {
+ if (c == cfg->mouse_toggle_key) {
+ mouse_hook_enabled ^= 1;
+ printf("Mouse hook %s.\n", mouse_hook_enabled ? "enabled" : "disabled");
+ mouse_dx = mouse_dy = mouse_buttons = 0;
+ }
+ if (c == 'r') {
+ cpu_emulation_running ^= 1;
+ printf("CPU emulation is now %s\n", cpu_emulation_running ? "running" : "stopped");
+ }
+ if (c == 'R') {
+ cpu_pulse_reset();
+ m68k_pulse_reset();
+ printf("CPU emulation reset.\n");
+ }
+ if (c == 'q') {
+ printf("Quitting and exiting emulator.\n");
+ goto stop_cpu_emulation;
+ }
}
}*/
/*
static unsigned int target = 0;
-unsigned int m68k_read_memory_8(unsigned int address) {
- if (cfg) {
- int ret = handle_mapped_read(cfg, address, &target, OP_TYPE_BYTE, ovl);
- if (ret != -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->mapped_low && address < cfg->mapped_high)) { \
+ if (handle_mapped_read(cfg, address, &target, a) != -1) \
+ return target; \
}
+unsigned int m68k_read_memory_8(unsigned int address) {
+ PLATFORM_CHECK_READ(OP_TYPE_BYTE);
+
address &=0xFFFFFF;
// if (address < 0xffffff) {
return read8((uint32_t)address);
}
unsigned int m68k_read_memory_16(unsigned int address) {
- 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) {
- 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) {
- int ret = handle_mapped_write(cfg, address, value, OP_TYPE_BYTE, ovl);
- if (ret != -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, a) != -1) { \
+ return; \
+ } \
+ break; \
+ } \
+ default: \
+ break; \
+ } \
+ } \
+ if (address >= cfg->mapped_low && address < cfg->mapped_high) { \
+ if (handle_mapped_write(cfg, address, value, a) != -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));
- printf("OVL:%x\n", ovl);
+ if (ovl != (value & (1 << 0))) {
+ ovl = (value & (1 << 0));
+ printf("OVL:%x\n", ovl);
+ }
}
// if (address < 0xffffff) {
}
void m68k_write_memory_16(unsigned int address, unsigned int value) {
- 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) {
- 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;