FreeCalypso > hg > freecalypso-tools
view target-utils/pln-ppb-test/erase.c @ 1004:d15d337ac0a9
loadtools/scripts: remove long-deprecated -h gta02 config
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 09 Dec 2023 18:35:30 +0000 |
parents | f34261bb3355 |
children |
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/* * erase command for PPB special mode */ #include <sys/types.h> #include "types.h" void cmd_erase(argbulk) char *argbulk; { char *argv[2]; u_long addr; u16 buf[256]; int i; if (parse_args(argbulk, 1, 1, argv, 0) < 0) return; if (parse_hexarg(argv[0], 8, &addr) < 0) { printf("ERROR: argument must be a valid 32-bit hex address\n"); return; } if (addr & 1) { printf("ERROR: unaligned address\n"); return; } *(volatile u16 *)addr = 0x80; *(volatile u16 *)addr = 0x30; for (i = 0; i < 256; i++) buf[i] = *(volatile u16 *)addr; for (i = 0; i < 256; i++) printf("%04X%c", buf[i], (i & 15) == 15 ? '\n' : ' '); }