forked from luck/tmp_suning_uos_patched
84 lines
1.7 KiB
C
84 lines
1.7 KiB
C
|
/*
|
||
|
* linux/arch/arm/lib/io-shark.c
|
||
|
*
|
||
|
* by Alexander Schulz
|
||
|
*
|
||
|
* derived from:
|
||
|
* linux/arch/arm/lib/io-ebsa.S
|
||
|
* Copyright (C) 1995, 1996 Russell King
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
* published by the Free Software Foundation.
|
||
|
*/
|
||
|
#include <linux/kernel.h>
|
||
|
|
||
|
#include <asm/io.h>
|
||
|
|
||
|
void print_warning(void)
|
||
|
{
|
||
|
printk(KERN_WARNING "ins?/outs? not implemented on this architecture\n");
|
||
|
}
|
||
|
|
||
|
void insl(unsigned int port, void *to, int len)
|
||
|
{
|
||
|
print_warning();
|
||
|
}
|
||
|
|
||
|
void insb(unsigned int port, void *to, int len)
|
||
|
{
|
||
|
print_warning();
|
||
|
}
|
||
|
|
||
|
void outsl(unsigned int port, const void *from, int len)
|
||
|
{
|
||
|
print_warning();
|
||
|
}
|
||
|
|
||
|
void outsb(unsigned int port, const void *from, int len)
|
||
|
{
|
||
|
print_warning();
|
||
|
}
|
||
|
|
||
|
/* these should be in assembler again */
|
||
|
|
||
|
/*
|
||
|
* Purpose: read a block of data from a hardware register to memory.
|
||
|
* Proto : insw(int from_port, void *to, int len_in_words);
|
||
|
* Proto : inswb(int from_port, void *to, int len_in_bytes);
|
||
|
* Notes : increment to
|
||
|
*/
|
||
|
|
||
|
void insw(unsigned int port, void *to, int len)
|
||
|
{
|
||
|
int i;
|
||
|
|
||
|
for (i = 0; i < len; i++)
|
||
|
((unsigned short *) to)[i] = inw(port);
|
||
|
}
|
||
|
|
||
|
void inswb(unsigned int port, void *to, int len)
|
||
|
{
|
||
|
insw(port, to, len >> 2);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Purpose: write a block of data from memory to a hardware register.
|
||
|
* Proto : outsw(int to_reg, void *from, int len_in_words);
|
||
|
* Proto : outswb(int to_reg, void *from, int len_in_bytes);
|
||
|
* Notes : increments from
|
||
|
*/
|
||
|
|
||
|
void outsw(unsigned int port, const void *from, int len)
|
||
|
{
|
||
|
int i;
|
||
|
|
||
|
for (i = 0; i < len; i++)
|
||
|
outw(((unsigned short *) from)[i], port);
|
||
|
}
|
||
|
|
||
|
void outswb(unsigned int port, const void *from, int len)
|
||
|
{
|
||
|
outsw(port, from, len >> 2);
|
||
|
}
|