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Diffstat (limited to 'arch/mips/arc/promlib.c')
-rw-r--r-- | arch/mips/arc/promlib.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/mips/arc/promlib.c b/arch/mips/arc/promlib.c deleted file mode 100644 index c508c00dbb6..00000000000 --- a/arch/mips/arc/promlib.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1996 David S. Miller (dm@sgi.com) - * Compability with board caches, Ulf Carlsson - */ -#include <linux/kernel.h> -#include <asm/sgialib.h> -#include <asm/bcache.h> - -/* - * IP22 boardcache is not compatible with board caches. Thus we disable it - * during romvec action. Since r4xx0.c is always compiled and linked with your - * kernel, this shouldn't cause any harm regardless what MIPS processor you - * have. - * - * The ARC write and read functions seem to interfere with the serial lines - * in some way. You should be careful with them. - */ - -void prom_putchar(char c) -{ - ULONG cnt; - CHAR it = c; - - bc_disable(); - ArcWrite(1, &it, 1, &cnt); - bc_enable(); -} - -char prom_getchar(void) -{ - ULONG cnt; - CHAR c; - - bc_disable(); - ArcRead(0, &c, 1, &cnt); - bc_enable(); - - return c; -} |