printf.c
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- /* $Id: printf.c,v 1.5 1996/04/04 16:31:07 tridge Exp $
- * printf.c: Internal prom library printf facility.
- *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
- */
- /* This routine is internal to the prom library, no one else should know
- * about or use it! It's simple and smelly anyway....
- */
- #include <linux/config.h>
- #include <linux/kernel.h>
- #include <asm/openprom.h>
- #include <asm/oplib.h>
- #ifdef CONFIG_KGDB
- extern int kgdb_initialized;
- #endif
- static char ppbuf[1024];
- void
- prom_printf(char *fmt, ...)
- {
- va_list args;
- char ch, *bptr;
- int i;
- va_start(args, fmt);
- #ifdef CONFIG_KGDB
- ppbuf[0] = 'O';
- i = vsprintf(ppbuf + 1, fmt, args) + 1;
- #else
- i = vsprintf(ppbuf, fmt, args);
- #endif
- bptr = ppbuf;
- #if CONFIG_AP1000
- ap_write(1,bptr,strlen(bptr));
- #else
- #ifdef CONFIG_KGDB
- if (kgdb_initialized) {
- printk("kgdb_initialized = %dn", kgdb_initialized);
- putpacket(bptr, 1);
- } else
- #else
- while((ch = *(bptr++)) != 0) {
- if(ch == 'n')
- prom_putchar('r');
- prom_putchar(ch);
- }
- #endif
- #endif
- va_end(args);
- return;
- }