FreeCalypso > hg > freecalypso-tools
view target-utils/flash-boot-test/watchdog.c @ 921:74d284add54d
fc-fsio: guard against bogus readdir results from the target
If the FFS being operated on contains SE K2x0 extended filenames,
readdir will return strings that are bad for printing. We need to
guard against this possibility, and also against possible other
bogosity that could be sent by other alien firmwares.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 31 Dec 2022 22:55:23 +0000 |
parents | 3d7b546c710c |
children |
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#include <sys/types.h> #include "types.h" void cmd_wd() { /* stop/disable the watchdog timer */ *(volatile u16 *)0xFFFFF804 = 0xF5; *(volatile u16 *)0xFFFFF804 = 0xA0; } void cmd_we() { /* watchdog enable */ *(volatile u16 *)0xFFFFF804 = 0x8000; } void cmd_wr() { /* read and display watchdog downcount register */ printf("%04X\n", *(volatile u16 *)0xFFFFF802); } void cmd_ww(argbulk) char *argbulk; { /* single or double write to WATCHDOG_TIM_MODE */ char *argv[3]; u_long w1, w2; if (parse_args(argbulk, 1, 2, argv, 0) < 0) return; if (parse_hexarg(argv[0], 4, &w1) < 0) { printf("ERROR: arg1 must be a valid 16-bit hex value\n"); return; } if (argv[1] && parse_hexarg(argv[1], 4, &w2) < 0) { printf("ERROR: arg2 must be a valid 16-bit hex value\n"); return; } /* do it */ *(volatile u16 *)0xFFFFF804 = w1; if (argv[1]) *(volatile u16 *)0xFFFFF804 = w2; }