/* | |
* 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/compiler.h> | |
#include <linux/types.h> | |
void __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); | |
} |