1 /* console.c: Routines that deal with sending and receiving IO
2 * to/from the current console device using the PROM.
4 * Copyright (C) 1995 David S. Miller (davem@davemloft.net)
5 * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
8 #include <linux/types.h>
9 #include <linux/kernel.h>
10 #include <linux/sched.h>
11 #include <asm/openprom.h>
12 #include <asm/oplib.h>
13 #include <asm/system.h>
14 #include <linux/string.h>
16 extern int prom_stdin, prom_stdout;
18 static int __prom_console_write_buf(const char *buf, int len)
20 unsigned long args[7];
23 args[0] = (unsigned long) "write";
26 args[3] = (unsigned int) prom_stdout;
27 args[4] = (unsigned long) buf;
28 args[5] = (unsigned int) len;
29 args[6] = (unsigned long) -1;
31 p1275_cmd_direct(args);
39 void prom_console_write_buf(const char *buf, int len)
42 int n = __prom_console_write_buf(buf, len);