You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.0 KiB
48 lines
1.0 KiB
/*
|
|
* Copyright (C) Paul Mackerras 1997.
|
|
* Copyright (C) Leigh Brown 2002.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include "of1275.h"
|
|
#include "nonstdio.h"
|
|
|
|
extern ihandle of_prom_mmu;
|
|
|
|
int
|
|
map(unsigned int phys, unsigned int virt, unsigned int size)
|
|
{
|
|
struct prom_args {
|
|
char *service;
|
|
int nargs;
|
|
int nret;
|
|
char *method;
|
|
ihandle mmu_ihandle;
|
|
int misc;
|
|
unsigned int size;
|
|
unsigned int virt;
|
|
unsigned int phys;
|
|
int ret0;
|
|
} args;
|
|
|
|
if (of_prom_mmu == 0) {
|
|
printf("map() called, no MMU found\n");
|
|
return -1;
|
|
}
|
|
args.service = "call-method";
|
|
args.nargs = 6;
|
|
args.nret = 1;
|
|
args.method = "map";
|
|
args.mmu_ihandle = of_prom_mmu;
|
|
args.misc = 0;
|
|
args.phys = phys;
|
|
args.virt = virt;
|
|
args.size = size;
|
|
(*of_prom_entry)(&args);
|
|
|
|
return (int)args.ret0;
|
|
}
|
|
|