summaryrefslogtreecommitdiffstats
path: root/arch/mips/boot/compressed/dbg.c
blob: ff4dc7a33a9f69e47dbd63105f3660af986fbf7d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
/*
 * MIPS-specific debug support for pre-boot environment
 *
 * NOTE: putc() is board specific, if your board have a 16550 compatible uart,
 * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. othewise, you
 * need to implement your own putc().
 */

#include <linux/init.h>
#include <linux/types.h>

void __attribute__ ((weak)) putc(char c)
{
}

void puts(const char *s)
{
	char c;
	while ((c = *s++) != '\0') {
		putc(c);
		if (c == '\n')
			putc('\r');
	}
}

void puthex(unsigned long long val)
{

	unsigned char buf[10];
	int i;
	for (i = 7; i >= 0; i--) {
		buf[i] = "0123456789ABCDEF"[val & 0x0F];
		val >>= 4;
	}
	buf[8] = '\0';
	puts(buf);
}
OpenPOWER on IntegriCloud