1/*
 2 * MIPS-specific debug support for pre-boot environment
 3 *
 4 * NOTE: putc() is board specific, if your board have a 16550 compatible uart,
 5 * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. othewise, you
 6 * need to implement your own putc().
 7 */
 8#include <linux/compiler.h>
 9#include <linux/types.h>
 
 
10
11void __weak putc(char c)
12{
13}
14
15void puts(const char *s)
16{
17	char c;
18	while ((c = *s++) != '\0') {
19		putc(c);
20		if (c == '\n')
21			putc('\r');
22	}
23}
24
25void puthex(unsigned long long val)
26{
27
28	unsigned char buf[10];
29	int i;
30	for (i = 7; i >= 0; i--) {
31		buf[i] = "0123456789ABCDEF"[val & 0x0F];
32		val >>= 4;
33	}
34	buf[8] = '\0';
35	puts(buf);
36}

 1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * MIPS-specific debug support for pre-boot environment
 4 *
 5 * NOTE: putc() is board specific, if your board have a 16550 compatible uart,
 6 * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. otherwise, you
 7 * need to implement your own putc().
 8 */
 9#include <linux/compiler.h>
10#include <linux/types.h>
11
12#include "decompress.h"
13
14void __weak putc(char c)
15{
16}
17
18void puts(const char *s)
19{
20	char c;
21	while ((c = *s++) != '\0') {
22		putc(c);
23		if (c == '\n')
24			putc('\r');
25	}
26}
27
28void puthex(unsigned long long val)
29{
30
31	unsigned char buf[10];
32	int i;
33	for (i = 7; i >= 0; i--) {
34		buf[i] = "0123456789ABCDEF"[val & 0x0F];
35		val >>= 4;
36	}
37	buf[8] = '\0';
38	puts(buf);
39}