FreeCalypso > hg > freecalypso-tools
view target-utils/pln-ppb-test/program.c @ 990:f34261bb3355
pln-ppb-test: implement PPB erase
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 03 Dec 2023 00:20:14 +0000 |
parents | a5bff8104b45 |
children |
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/* * program command for special modes */ #include <sys/types.h> #include "types.h" void cmd_program(argbulk) char *argbulk; { char *argv[3]; u_long addr, pdata; u16 buf[256]; int i; if (parse_args(argbulk, 2, 2, argv, 0) < 0) return; if (parse_hexarg(argv[0], 8, &addr) < 0) { printf("ERROR: arg1 must be a valid 32-bit hex address\n"); return; } if (addr & 1) { printf("ERROR: unaligned address\n"); return; } if (parse_hexarg(argv[1], 4, &pdata) < 0) { printf("ERROR: arg2 must be a valid 16-bit hex value\n"); return; } *(volatile u16 *)addr = 0xA0; *(volatile u16 *)addr = pdata; 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' : ' '); }