// [R], [W] and [RW] indicate read, write or both access modes for register
// Any failure or result code from a write command should be put in PI_CMDRESULT
enum pistorm_dev_cmds {
- PI_CMD_RESET = 0x00, // [W] Reset the host system.
- PI_CMD_SWITCHCONFIG = 0x02, // [W] Switch config file to string at PI_STR1, if it exists.
- // This will reset the Amiga if the config loads successfully.
- PI_CMD_PISCSI_CTRL = 0x04, // [RW] Write: Control a PiSCSI device. The command written here uses
- // values From various data registers around $2000.
- // Read: Returns whether PiSCSI is enabled or not.
- PI_CMD_RTGSTATUS = 0x06, // [RW] Read: Check RTG status Write: Set RTG status (enabled/disabled)
- PI_CMD_NETSTATUS = 0x08, // [RW] Read: Check ETH status Write: Set ETH status (enabled/disabled)
- PI_CMD_KICKROM = 0x0A, // [W] Map a different Kickstart ROM to the standard address using
- // the string at PI_STR1, if the file exists. Requires some config
- // file names to be set in order to find it.
- PI_CMD_EXTROM = 0x0E, // [W] Same as above, but the extended ROM.
+ PI_CMD_RESET = 0x00, // [W] Reset the host system.
+ PI_CMD_SWITCHCONFIG = 0x02, // [W] Switch config file to string at PI_STR1, if it exists.
+ // This will reset the Amiga if the config loads successfully.
+ PI_CMD_PISCSI_CTRL = 0x04, // [RW] Write: Control a PiSCSI device. The command written here uses
+ // values From various data registers around $2000.
+ // Read: Returns whether PiSCSI is enabled or not.
+ PI_CMD_RTGSTATUS = 0x06, // [RW] Read: Check RTG status Write: Set RTG status (enabled/disabled)
+ PI_CMD_NETSTATUS = 0x08, // [RW] Read: Check ETH status Write: Set ETH status (enabled/disabled)
+ PI_CMD_KICKROM = 0x0A, // [W] Map a different Kickstart ROM to the standard address using
+ // the string at PI_STR1, if the file exists. Requires some config
+ // file names to be set in order to find it.
+ PI_CMD_EXTROM = 0x0E, // [W] Same as above, but the extended ROM.
- PI_CMD_HWREV = 0x10, // [R] Check the PiStorm hardware version/revision
- PI_CMD_SWREV = 0x12, // [R] Check the PiStorm software version/revision
+ PI_CMD_HWREV = 0x10, // [R] Check the PiStorm hardware version/revision
+ PI_CMD_SWREV = 0x12, // [R] Check the PiStorm software version/revision
- PI_CMD_QBASIC = 0x0FFC, // QBasic
- PI_CMD_NIBBLES = 0x0FFE, // Nibbles
+ PI_CMD_QBASIC = 0x0FFC, // QBasic
+ PI_CMD_NIBBLES = 0x0FFE, // Nibbles
- PI_DBG_MSG = 0x1000, // [W] Trigger debug message output to avoid slow serial kprintf.
- PI_DBG_VAL1 = 0x1010, // [RW]
- PI_DBG_VAL2 = 0x1014, // [RW]
- PI_DBG_VAL3 = 0x1018, // [RW]
- PI_DBG_VAL4 = 0x101C, // [RW]
- PI_DBG_VAL5 = 0x1020, // [RW]
- PI_DBG_VAL6 = 0x1024, // [RW]
- PI_DBG_VAL7 = 0x1028, // [RW]
- PI_DBG_VAL8 = 0x102C, // [RW]
- PI_DBG_STR1 = 0x1030, // [W] Pointers to debug strings (typically in "Amiga RAM")
- PI_DBG_STR2 = 0x1034, // [W]
- PI_DBG_STR3 = 0x1038, // [W]
- PI_DBG_STR4 = 0x103C, // [W]
+ PI_DBG_MSG = 0x1000, // [W] Trigger debug message output to avoid slow serial kprintf.
+ PI_DBG_VAL1 = 0x1010, // [RW]
+ PI_DBG_VAL2 = 0x1014, // [RW]
+ PI_DBG_VAL3 = 0x1018, // [RW]
+ PI_DBG_VAL4 = 0x101C, // [RW]
+ PI_DBG_VAL5 = 0x1020, // [RW]
+ PI_DBG_VAL6 = 0x1024, // [RW]
+ PI_DBG_VAL7 = 0x1028, // [RW]
+ PI_DBG_VAL8 = 0x102C, // [RW]
+ PI_DBG_STR1 = 0x1030, // [W] Pointers to debug strings (typically in "Amiga RAM")
+ PI_DBG_STR2 = 0x1034, // [W]
+ PI_DBG_STR3 = 0x1038, // [W]
+ PI_DBG_STR4 = 0x103C, // [W]
- PI_BYTE1 = 0x2000, // [RW] // Bytes, words and longwords used as extended arguments.
- PI_BYTE2 = 0x2001, // [RW] // for PiStorm interaction device commands.
- PI_BYTE3 = 0x2002, // [RW]
- PI_BYTE4 = 0x2003, // [RW]
- PI_BYTE5 = 0x2004, // [RW]
- PI_BYTE6 = 0x2005, // [RW]
- PI_BYTE7 = 0x2006, // [RW]
- PI_BYTE8 = 0x2007, // [RW]
- PI_WORD1 = 0x2008, // [RW]
- PI_WORD2 = 0x200A, // [RW]
- PI_WORD3 = 0x200C, // [RW]
- PI_WORD4 = 0x200E, // [RW]
- PI_LONGWORD1 = 0x2010, // [RW]
- PI_LONGWORD2 = 0x2014, // [RW]
- PI_LONGWORD3 = 0x2018, // [RW]
- PI_LONGWORD4 = 0x201C, // [RW]
- PI_STR1 = 0x2020, // [W] Pointers to strings (typically in "Amiga RAM")
- PI_STR2 = 0x2024, // [W]
- PI_STR3 = 0x2028, // [W]
- PI_STR4 = 0x202C, // [W]
+ PI_CMD_SHUTDOWN = 0x1FFC, // [W] Initiate requesting the Pi to shut down
+ PI_CMD_CONFIRMSHUTDOWN = 0x1FFE, // [W] Confirm shutting down the Pi
- PI_CMDRESULT = 0x2100, // [R] Check the result of any command that provides a "return value".
+ PI_BYTE1 = 0x2000, // [RW] // Bytes, words and longwords used as extended arguments.
+ PI_BYTE2 = 0x2001, // [RW] // for PiStorm interaction device commands.
+ PI_BYTE3 = 0x2002, // [RW]
+ PI_BYTE4 = 0x2003, // [RW]
+ PI_BYTE5 = 0x2004, // [RW]
+ PI_BYTE6 = 0x2005, // [RW]
+ PI_BYTE7 = 0x2006, // [RW]
+ PI_BYTE8 = 0x2007, // [RW]
+ PI_WORD1 = 0x2008, // [RW]
+ PI_WORD2 = 0x200A, // [RW]
+ PI_WORD3 = 0x200C, // [RW]
+ PI_WORD4 = 0x200E, // [RW]
+ PI_LONGWORD1 = 0x2010, // [RW]
+ PI_LONGWORD2 = 0x2014, // [RW]
+ PI_LONGWORD3 = 0x2018, // [RW]
+ PI_LONGWORD4 = 0x201C, // [RW]
+ PI_STR1 = 0x2020, // [W] Pointers to strings (typically in "Amiga RAM")
+ PI_STR2 = 0x2024, // [W]
+ PI_STR3 = 0x2028, // [W]
+ PI_STR4 = 0x202C, // [W]
+
+ PI_CMDRESULT = 0x2100, // [R] Check the result of any command that provides a "return value".
};
enum pistorm_piscsi_commands {
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <time.h>
#include "pistorm-dev.h"
#include "pistorm-dev-enums.h"
#include "platforms/amiga/piscsi/piscsi.h"
#include "platforms/amiga/net/pi-net.h"
+#include <linux/reboot.h>
+#include <sys/reboot.h>
+
#define DEBUG_PISTORM_DEVICE
#ifdef DEBUG_PISTORM_DEVICE
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 uint8_t rtg_enabled, rtg_on, pinet_enabled, piscsi_enabled, load_new_config, end_signal;
extern struct emulator_config *cfg;
char cfg_filename[256] = "default.cfg";
static uint32_t pi_dbg_val[4];
static uint32_t pi_dbg_string[4];
-static uint32_t pi_cmd_result = 0;
+static uint32_t pi_cmd_result = 0, shutdown_confirm = 0xFFFFFFFF;
int32_t grab_amiga_string(uint32_t addr, uint8_t *dest, uint32_t str_max_len) {
int32_t r = get_mapped_item_by_address(cfg, addr);
DEBUG("[PISTORM-DEV] System reset called, code %d\n", (val & 0xFFFF));
do_reset = 1;
break;
+ case PI_CMD_SHUTDOWN:
+ DEBUG("[PISTORM-DEV] Shutdown requested. Confirm by replying with return value to CONFIRMSHUTDOWN.\n");
+ shutdown_confirm = rand() % 0xFFFF;
+ pi_cmd_result = shutdown_confirm;
+ break;
+ case PI_CMD_CONFIRMSHUTDOWN:
+ if (val != shutdown_confirm) {
+ DEBUG("[PISTORM-DEV] Attempted shutdown with wrong shutdown confirm value. Not shutting down.\n");
+ shutdown_confirm = 0xFFFFFFFF;
+ pi_cmd_result = PI_RES_FAILED;
+ } else {
+ printf("[PISTORM-DEV] Shutting down the PiStorm. Good night, fight well, until we meet again.\n");
+ reboot(LINUX_REBOOT_CMD_POWER_OFF);
+ pi_cmd_result = PI_RES_OK;
+ end_signal = 1;
+ }
+ break;
case PI_CMD_SWITCHCONFIG:
DEBUG("[PISTORM-DEV] Config switch called, command: ");
switch (val) {