// SPDX-License-Identifier: MIT
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
#include "pistorm-dev.h"
#include "pistorm-dev-enums.h"
#include "platforms/platforms.h"
#include "gpio/ps_protocol.h"
-
-#include <stdio.h>
-#include <string.h>
+#include "platforms/amiga/rtg/rtg.h"
+#include "platforms/amiga/piscsi/piscsi.h"
+#include "platforms/amiga/net/pi-net.h"
#define DEBUG_PISTORM_DEVICE
extern uint32_t pistorm_dev_base;
extern uint32_t do_reset;
+extern void adjust_ranges_amiga(struct emulator_config *cfg);
extern uint8_t rtg_enabled, rtg_on, pinet_enabled, piscsi_enabled, load_new_config;
extern struct emulator_config *cfg;
-char cfg_filename[256];
+char cfg_filename[256] = "default.cfg";
+char tmp_string[256];
static uint8_t pi_byte[8];
static uint16_t pi_word[4];
return cfg_filename;
}
+void set_pistorm_devcfg_filename(char *filename) {
+ strcpy(cfg_filename, filename);
+}
+
void handle_pistorm_dev_write(uint32_t addr_, uint32_t val, uint8_t type) {
uint32_t addr = (addr_ & 0xFFFF);
pi_string[(addr - PI_STR1) / 4] = val;
break;
+ case PI_CMD_RTGSTATUS:
+ DEBUG("[PISTORM-DEV] Write to RTGSTATUS: %d\n", val);
+ if (val == 1 && !rtg_enabled) {
+ init_rtg_data();
+ rtg_enabled = 1;
+ pi_cmd_result = PI_RES_OK;
+ } else if (val == 0 && rtg_enabled) {
+ if (!rtg_on) {
+ shutdown_rtg();
+ rtg_enabled = 0;
+ pi_cmd_result = PI_RES_OK;
+ } else {
+ // Refuse to disable RTG if it's currently in use.
+ pi_cmd_result = PI_RES_FAILED;
+ }
+ } else {
+ pi_cmd_result = PI_RES_NOCHANGE;
+ }
+ adjust_ranges_amiga(cfg);
+ break;
+ case PI_CMD_NETSTATUS:
+ DEBUG("[PISTORM-DEV] Write to NETSTATUS: %d\n", val);
+ if (val == 1 && !pinet_enabled) {
+ pinet_init(NULL);
+ pinet_enabled = 1;
+ pi_cmd_result = PI_RES_OK;
+ } else if (val == 0 && pinet_enabled) {
+ pinet_shutdown();
+ pinet_enabled = 0;
+ pi_cmd_result = PI_RES_OK;
+ } else {
+ pi_cmd_result = PI_RES_NOCHANGE;
+ }
+ adjust_ranges_amiga(cfg);
+ break;
+ case PI_CMD_PISCSI_CTRL:
+ DEBUG("[PISTORM-DEV] Write to PISCSI_CTRL: ");
+ switch(val) {
+ case PISCSI_CTRL_DISABLE:
+ DEBUG("DISABLE\n");
+ if (piscsi_enabled) {
+ piscsi_shutdown();
+ piscsi_enabled = 0;
+ // Probably not OK... depends on if you booted from floppy, I guess.
+ pi_cmd_result = PI_RES_OK;
+ } else {
+ pi_cmd_result = PI_RES_NOCHANGE;
+ }
+ break;
+ case PISCSI_CTRL_ENABLE:
+ DEBUG("ENABLE\n");
+ if (!piscsi_enabled) {
+ piscsi_init();
+ piscsi_enabled = 1;
+ piscsi_refresh_drives();
+ pi_cmd_result = PI_RES_OK;
+ } else {
+ pi_cmd_result = PI_RES_NOCHANGE;
+ }
+ break;
+ case PISCSI_CTRL_MAP:
+ DEBUG("MAP\n");
+ if (pi_string[0] == 0 || grab_amiga_string(pi_string[0], (uint8_t *)tmp_string, 255) == -1) {
+ printf("[PISTORM-DEV] Failed to grab string for PISCSI drive filename. Aborting.\n");
+ pi_cmd_result = PI_RES_FAILED;
+ } else {
+ FILE *tmp = fopen(tmp_string, "rb");
+ if (tmp == NULL) {
+ printf("[PISTORM-DEV] Failed to open file %s for PISCSI drive mapping. Aborting.\n", cfg_filename);
+ pi_cmd_result = PI_RES_FILENOTFOUND;
+ } else {
+ fclose(tmp);
+ printf("[PISTORM-DEV] Attempting to map file %s as PISCSI drive %d...\n", cfg_filename, pi_word[0]);
+ piscsi_unmap_drive(pi_word[0]);
+ piscsi_map_drive(tmp_string, pi_word[0]);
+ pi_cmd_result = PI_RES_OK;
+ }
+ }
+ pi_string[0] = 0;
+ break;
+ case PISCSI_CTRL_UNMAP:
+ DEBUG("UNMAP\n");
+ if (pi_word[0] > 7) {
+ printf("[PISTORM-DEV] Invalid drive ID %d for PISCSI unmap command.", pi_word[0]);
+ pi_cmd_result = PI_RES_INVALIDVALUE;
+ } else {
+ if (piscsi_get_dev(pi_word[0])->fd != -1) {
+ piscsi_unmap_drive(pi_word[0]);
+ pi_cmd_result = PI_RES_OK;
+ } else {
+ pi_cmd_result = PI_RES_NOCHANGE;
+ }
+ }
+ break;
+ case PISCSI_CTRL_EJECT:
+ DEBUG("EJECT (NYI)\n");
+ pi_cmd_result = PI_RES_NOCHANGE;
+ break;
+ case PISCSI_CTRL_INSERT:
+ DEBUG("INSERT (NYI)\n");
+ pi_cmd_result = PI_RES_NOCHANGE;
+ break;
+ default:
+ DEBUG("UNKNOWN/UNHANDLED. Aborting.\n");
+ pi_cmd_result = PI_RES_INVALIDVALUE;
+ break;
+ }
+ adjust_ranges_amiga(cfg);
+ break;
+
+ case PI_CMD_KICKROM:
+ DEBUG("[PISTORM-DEV] Write to KICKROM.\n");
+ if (pi_string[0] == 0 || grab_amiga_string(pi_string[0], (uint8_t *)tmp_string, 255) == -1) {
+ printf("[PISTORM-DEV] Failed to grab string KICKROM filename. Aborting.\n");
+ pi_cmd_result = PI_RES_FAILED;
+ } else {
+ FILE *tmp = fopen(tmp_string, "rb");
+ if (tmp == NULL) {
+ printf("[PISTORM-DEV] Failed to open file %s for KICKROM mapping. Aborting.\n", cfg_filename);
+ pi_cmd_result = PI_RES_FILENOTFOUND;
+ } else {
+ fclose(tmp);
+ if (get_named_mapped_item(cfg, "kickstart") != -1) {
+ uint32_t index = get_named_mapped_item(cfg, "kickstart");
+ free(cfg->map_data[index]);
+ free(cfg->map_id[index]);
+ cfg->map_type[index] = MAPTYPE_NONE;
+ // Dirty hack, I am sleepy and lazy.
+ add_mapping(cfg, MAPTYPE_ROM, cfg->map_offset[index], cfg->map_size[index], 0, tmp_string, "kickstart");
+ pi_cmd_result = PI_RES_OK;
+ do_reset = 1;
+ } else {
+ printf ("[PISTORM-DEV] Could not find mapped range 'kickstart', cannot remap KICKROM.\n");
+ pi_cmd_result = PI_RES_FAILED;
+ }
+ }
+ }
+ adjust_ranges_amiga(cfg);
+ pi_string[0] = 0;
+ break;
+ case PI_CMD_EXTROM:
+ DEBUG("[PISTORM-DEV] Write to EXTROM.\n");
+ if (pi_string[0] == 0 || grab_amiga_string(pi_string[0], (uint8_t *)tmp_string, 255) == -1) {
+ printf("[PISTORM-DEV] Failed to grab string EXTROM filename. Aborting.\n");
+ pi_cmd_result = PI_RES_FAILED;
+ } else {
+ FILE *tmp = fopen(tmp_string, "rb");
+ if (tmp == NULL) {
+ printf("[PISTORM-DEV] Failed to open file %s for EXTROM mapping. Aborting.\n", cfg_filename);
+ pi_cmd_result = PI_RES_FILENOTFOUND;
+ } else {
+ fclose(tmp);
+ if (get_named_mapped_item(cfg, "extended") != -1) {
+ uint32_t index = get_named_mapped_item(cfg, "extended");
+ free(cfg->map_data[index]);
+ free(cfg->map_id[index]);
+ cfg->map_type[index] = MAPTYPE_NONE;
+ // Dirty hack, I am tired and lazy.
+ add_mapping(cfg, MAPTYPE_ROM, cfg->map_offset[index], cfg->map_size[index], 0, tmp_string, "extended");
+ pi_cmd_result = PI_RES_OK;
+ do_reset = 1;
+ } else {
+ printf ("[PISTORM-DEV] Could not find mapped range 'extrom', cannot remap EXTROM.\n");
+ pi_cmd_result = PI_RES_FAILED;
+ }
+ }
+ }
+ adjust_ranges_amiga(cfg);
+ pi_string[0] = 0;
+ break;
+
case PI_CMD_RESET:
DEBUG("[PISTORM-DEV] System reset called, code %d\n", (val & 0xFFFF));
do_reset = 1;
case PICFG_LOAD:
DEBUG("LOAD\n");
if (pi_string[0] == 0 || grab_amiga_string(pi_string[0], (uint8_t *)cfg_filename, 255) == -1) {
- printf("[PISTORM-DEV] Failed to grab string for config filename. Aborting.\n");
+ printf("[PISTORM-DEV] Failed to grab string for CONFIG filename. Aborting.\n");
+ pi_cmd_result = PI_RES_FAILED;
} else {
FILE *tmp = fopen(cfg_filename, "rb");
if (tmp == NULL) {
- printf("[PISTORM-DEV] Failed to open config file %s for reading. Aborting.\n", cfg_filename);
+ printf("[PISTORM-DEV] Failed to open CONFIG file %s for reading. Aborting.\n", cfg_filename);
+ pi_cmd_result = PI_RES_FILENOTFOUND;
} else {
+ fclose(tmp);
printf("[PISTORM-DEV] Attempting to load config file %s...\n", cfg_filename);
- load_new_config = 1;
+ load_new_config = val + 1;
+ pi_cmd_result = PI_RES_OK;
}
}
pi_string[0] = 0;
break;
case PICFG_RELOAD:
DEBUG("RELOAD\n");
+ printf("[PISTORM-DEV] Reloading current config file (%s)...\n", cfg_filename);
+ load_new_config = val + 1;
break;
case PICFG_DEFAULT:
DEBUG("DEFAULT\n");
+ printf("[PISTORM-DEV] Loading default.cfg...\n");
+ load_new_config = val + 1;
break;
default:
- DEBUG("UNKNOWN. Command ignored.\n");
+ DEBUG("UNKNOWN/UNHANDLED. Command ignored.\n");
+ pi_cmd_result = PI_RES_INVALIDVALUE;
break;
}
break;
default:
DEBUG("[PISTORM-DEV] WARN: Unhandled %s register write to %.4X: %d\n", op_type_names[type], addr - pistorm_dev_base, val);
+ pi_cmd_result = PI_RES_INVALIDCMD;
break;
}
}
projects / pistorm / blobdiff