diff options
Diffstat (limited to 'arch/xtensa/kernel/io.c')
-rw-r--r-- | arch/xtensa/kernel/io.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/arch/xtensa/kernel/io.c b/arch/xtensa/kernel/io.c deleted file mode 100644 index 5b65269..0000000 --- a/arch/xtensa/kernel/io.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * arch/xtensa/io.c - * - * IO primitives - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * Copied from sparc. - * - * Chris Zankel <chris@zankel.net> - * - */ - -#include <asm/io.h> -#include <asm/byteorder.h> - -void outsb(unsigned long addr, const void *src, unsigned long count) { - while (count) { - count -= 1; - writeb(*(const char *)src, addr); - src += 1; - addr += 1; - } -} - -void outsw(unsigned long addr, const void *src, unsigned long count) { - while (count) { - count -= 2; - writew(*(const short *)src, addr); - src += 2; - addr += 2; - } -} - -void outsl(unsigned long addr, const void *src, unsigned long count) { - while (count) { - count -= 4; - writel(*(const long *)src, addr); - src += 4; - addr += 4; - } -} - -void insb(unsigned long addr, void *dst, unsigned long count) { - while (count) { - count -= 1; - *(unsigned char *)dst = readb(addr); - dst += 1; - addr += 1; - } -} - -void insw(unsigned long addr, void *dst, unsigned long count) { - while (count) { - count -= 2; - *(unsigned short *)dst = readw(addr); - dst += 2; - addr += 2; - } -} - -void insl(unsigned long addr, void *dst, unsigned long count) { - while (count) { - count -= 4; - /* - * XXX I am sure we are in for an unaligned trap here. - */ - *(unsigned long *)dst = readl(addr); - dst += 4; - addr += 4; - } -} |