1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
|
/*
* parport.h: platform-specific PC-style parport initialisation
*
* Copyright (C) 1999, 2000 Tim Waugh <tim@cyberelk.demon.co.uk>
*
* This file should only be included by drivers/parport/parport_pc.c.
*/
#ifndef _ASM_POWERPC_PARPORT_H
#define _ASM_POWERPC_PARPORT_H
#ifdef __KERNEL__
#include <asm/prom.h>
static int __devinit parport_pc_find_nonpci_ports (int autoirq, int autodma)
{
struct device_node *np;
const u32 *prop;
u32 io1, io2;
int propsize;
int count = 0;
for (np = NULL; (np = of_find_compatible_node(np,
"parallel",
"pnpPNP,400")) != NULL;) {
prop = of_get_property(np, "reg", &propsize);
if (!prop || propsize > 6*sizeof(u32))
continue;
io1 = prop[1]; io2 = prop[2];
prop = of_get_property(np, "interrupts", NULL);
if (!prop)
continue;
if (parport_pc_probe_port(io1, io2, prop[0], autodma, NULL, 0) != NULL)
count++;
}
return count;
}
#endif /* __KERNEL__ */
#endif /* !(_ASM_POWERPC_PARPORT_H) */
|
