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Commit a9fa20a7 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Jason Wessel
Browse files

kgdb: remove custom hex_to_bin()implementation 



Signed-off-by: default avatarAndy Shevchenko <ext-andriy.shevchenko@nokia.com>
Signed-off-by: default avatarJason Wessel <jason.wessel@windriver.com>
parent 9fe6206f

kernel/debug/gdbstub.c

+5 −16
Original line number Diff line number Diff line
@@ -52,17 +52,6 @@ static unsigned long gdb_regs[(NUMREGBYTES + 
 * GDB remote protocol parser:

 */



static int hex(char ch)

{

	if ((ch >= 'a') && (ch <= 'f'))

		return ch - 'a' + 10;

	if ((ch >= '0') && (ch <= '9'))

		return ch - '0';

	if ((ch >= 'A') && (ch <= 'F'))

		return ch - 'A' + 10;

	return -1;

}



#ifdef CONFIG_KGDB_KDB

static int gdbstub_read_wait(void)

{
@@ -123,8 +112,8 @@ static void get_packet(char *buffer) 
		buffer[count] = 0;



		if (ch == '#') {

			xmitcsum = hex(gdbstub_read_wait()) << 4;

			xmitcsum += hex(gdbstub_read_wait());

			xmitcsum = hex_to_bin(gdbstub_read_wait()) << 4;

			xmitcsum += hex_to_bin(gdbstub_read_wait());



			if (checksum != xmitcsum)

				/* failed checksum */
@@ -280,8 +269,8 @@ int kgdb_hex2mem(char *buf, char *mem, int count) 
	tmp_hex = tmp_raw - 1;

	while (tmp_hex >= buf) {

		tmp_raw--;

		*tmp_raw = hex(*tmp_hex--);

		*tmp_raw |= hex(*tmp_hex--) << 4;

		*tmp_raw = hex_to_bin(*tmp_hex--);

		*tmp_raw |= hex_to_bin(*tmp_hex--) << 4;

	}



	return probe_kernel_write(mem, tmp_raw, count);
@@ -304,7 +293,7 @@ int kgdb_hex2long(char **ptr, unsigned long *long_val) 
		(*ptr)++;

	}

	while (**ptr) {

		hex_val = hex(**ptr);

		hex_val = hex_to_bin(**ptr);

		if (hex_val < 0)

			break;