+// SPDX-License-Identifier: MIT
+
#include <assert.h>
#include <dirent.h>
#include <endian.h>
#include <sys/ioctl.h>
#include "emulator.h"
#include "gpio/ps_protocol.h"
-#include "platforms/amiga/gayle-ide/ide.h"
#define SIZE_KILO 1024
#define SIZE_MEGA (1024 * 1024)
#define SIZE_GIGA (1024 * 1024 * 1024)
-uint8_t garbege_datas[2 * SIZE_MEGA];
+uint8_t *garbege_datas;
+extern volatile unsigned int *gpio;
struct timespec f2;
exit(0);
}
+void ps_reinit() {
+ ps_reset_state_machine();
+ ps_pulse_reset();
+
+ usleep(1500);
+
+ write8(0xbfe201, 0x0101); //CIA OVL
+ write8(0xbfe001, 0x0000); //CIA OVL LOW
+}
+
+unsigned int dump_read_8(unsigned int address) {
+ uint32_t bwait = 0;
+
+ *(gpio + 0) = GPFSEL0_OUTPUT;
+ *(gpio + 1) = GPFSEL1_OUTPUT;
+ *(gpio + 2) = GPFSEL2_OUTPUT;
+
+ *(gpio + 7) = ((address & 0xffff) << 8) | (REG_ADDR_LO << PIN_A0);
+ *(gpio + 7) = 1 << PIN_WR;
+ *(gpio + 10) = 1 << PIN_WR;
+ *(gpio + 10) = 0xffffec;
+
+ *(gpio + 7) = ((0x0300 | (address >> 16)) << 8) | (REG_ADDR_HI << PIN_A0);
+ *(gpio + 7) = 1 << PIN_WR;
+ *(gpio + 10) = 1 << PIN_WR;
+ *(gpio + 10) = 0xffffec;
+
+ *(gpio + 0) = GPFSEL0_INPUT;
+ *(gpio + 1) = GPFSEL1_INPUT;
+ *(gpio + 2) = GPFSEL2_INPUT;
+
+ *(gpio + 7) = (REG_DATA << PIN_A0);
+ *(gpio + 7) = 1 << PIN_RD;
+
+
+ while (bwait < 10000 && (*(gpio + 13) & (1 << PIN_TXN_IN_PROGRESS))) {
+ bwait++;
+ }
+
+ unsigned int value = *(gpio + 13);
+
+ *(gpio + 10) = 0xffffec;
+
+ value = (value >> 8) & 0xffff;
+
+ if (bwait == 10000) {
+ ps_reinit();
+ }
+
+ if ((address & 1) == 0)
+ return (value >> 8) & 0xff; // EVEN, A0=0,UDS
+ else
+ return value & 0xff; // ODD , A0=1,LDS
+}
+
int main(int argc, char *argv[]) {
uint32_t test_size = 512 * SIZE_KILO, cur_loop = 0;
write8(0xbfe001, 0x0000); //CIA OVL LOW
if (argc > 1) {
+ if (strcmp(argv[1], "dumpkick") == 0) {
+ printf ("Dumping onboard Amiga kickstart from $F80000 to file kick.rom.\n");
+ printf ("Note that this will always dump 512KB of data, even if your Kickstart is 256KB.\n");
+ FILE *out = fopen("kick.rom", "wb+");
+ if (out == NULL) {
+ printf ("Failed to open kick.rom for writing.\nKickstart has not been dumped.\n");
+ return 1;
+ }
+
+ for (int i = 0; i < 512 * SIZE_KILO; i++) {
+ unsigned char in = read8(0xF80000 + i);
+ fputc(in, out);
+ }
+
+ fclose(out);
+ printf ("Amiga Kickstart ROM dumped.\n");
+ return 0;
+ }
+
+ if (strcmp(argv[1], "dump") == 0) {
+ printf ("Dumping EVERYTHING to dump.bin.\n");
+ FILE *out = fopen("dump.bin", "wb+");
+ if (out == NULL) {
+ printf ("Failed to open dump.bin for writing.\nEverything has not been dumped.\n");
+ return 1;
+ }
+
+ for (int i = 0; i < 16 * SIZE_MEGA; i++) {
+ unsigned char in = dump_read_8(i);
+ fputc(in, out);
+ if (!(i % 1024))
+ printf (".");
+ }
+ printf ("\n");
+
+ fclose(out);
+ printf ("Dumped everything.\n");
+ return 0;
+ }
+
test_size = atoi(argv[1]) * SIZE_KILO;
if (test_size == 0 || test_size > 2 * SIZE_MEGA) {
test_size = 512 * SIZE_KILO;
}
}
+ garbege_datas = malloc(test_size);
+ if (!garbege_datas) {
+ printf ("Failed to allocate memory for garbege datas.\n");
+ return 1;
+ }
+
test_loop:;
printf("Writing garbege datas.\n");
for (uint32_t i = 0; i < test_size; i++) {
void m68k_set_irq(unsigned int level) {
}
-
-struct ide_controller *get_ide(int index) {
- return NULL;
-}