FreeCalypso > hg > freecalypso-sw
diff gsm-fw/lldbg/cmd_w32.c @ 865:f5affe83ba2d
lldbg hack (poor girl's substitute for JTAG) implemented
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Fri, 15 May 2015 00:02:03 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gsm-fw/lldbg/cmd_w32.c Fri May 15 00:02:03 2015 +0000 @@ -0,0 +1,30 @@ +/* + * w32 hexaddr xxxxxxxx -- write a 32-bit register or memory location + */ + +#include <sys/types.h> +#include "types.h" + +void +lldbg_cmd_w32(argbulk) + char *argbulk; +{ + char *argv[3]; + u_long addr, data; + + if (lldbg_parse_args(argbulk, 2, 2, argv, 0) < 0) + return; + if (lldbg_parse_hexarg(argv[0], 8, &addr) < 0) { + lldbg_printf("ERROR: arg1 must be a valid 32-bit hex address\n"); + return; + } + if (addr & 3) { + lldbg_printf("ERROR: unaligned address\n"); + return; + } + if (lldbg_parse_hexarg(argv[1], 8, &data) < 0) { + lldbg_printf("ERROR: arg2 must be a valid 32-bit hex value\n"); + return; + } + *(volatile u32 *)addr = data; +}