[netwatch.git] / grubload / output.c

#include <stdarg.h>
#include <minilib.h>
#include <console.h>
#include <output.h>
#include <smram.h>

#define OUTBLEN 160

static void safeputs(const char *s)
{
	smram_state_t old = smram_save_state();
	smram_aseg_set_state(SMRAM_ASEG_SMMONLY);
	puts(s);
	smram_restore_state(old);
}
void (*output)(const char *s) = safeputs;

static void miniprintf(const char *fmt, ...)
{
	va_list va;
	char b[OUTBLEN+1];
	
	va_start(va, fmt);
	vsnprintf(b, OUTBLEN, fmt, va);
	va_end(va);
	
	output(b);
	putbyte('\n');
}

void (*outputf)(const char *s, ...) = miniprintf;
Commit	Line	Data
efea5b4e JW	1	#include <stdarg.h>
	2	#include <minilib.h>
	3	#include <console.h>
	4	#include <output.h>
	5	#include <smram.h>
	6
	7	#define OUTBLEN 160
	8
	9	static void safeputs(const char *s)
	10	{
f2b87dd6	11	smram_state_t old = smram_save_state();
efea5b4e JW	12	smram_aseg_set_state(SMRAM_ASEG_SMMONLY);
	13	puts(s);
	14	smram_restore_state(old);
	15	}
	16	void (output)(const char s) = safeputs;
	17
	18	static void miniprintf(const char *fmt, ...)
	19	{
	20	va_list va;
	21	char b[OUTBLEN+1];
	22
	23	va_start(va, fmt);
	24	vsnprintf(b, OUTBLEN, fmt, va);
	25	va_end(va);
	26
	27	output(b);
	28	putbyte('\n');
	29	}
	30
	31	void (outputf)(const char s, ...) = miniprintf;