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/*
* pcmcia.c - pcmcia functionality
*
* Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005 Red Hat, Inc.
* All rights reserved.
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Red Hat Author(s): Erik Troan <ewt@redhat.com>
* Matt Wilson <msw@redhat.com>
* Michael Fulbright <msf@redhat.com>
* Jeremy Katz <katzj@redhat.com>
* Bill Nottingham <notting@redhat.com>
*/
#include <errno.h>
#include <fcntl.h>
#include <kudzu/kudzu.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include "loader.h"
#include "loadermisc.h"
#include "log.h"
#include "modules.h"
/* boot flags */
extern uint64_t flags;
char * getPcicController() {
struct device ** devices;
static int probed = 0;
static char * pcic = NULL;
if (!probed) {
probed = 1;
devices = probeDevices(CLASS_SOCKET, BUS_UNSPEC, 0);
if (devices) {
int x;
for (x = 0; devices[x]; x++) {
if (devices[x]->driver) {
char *tmp;
int i;
logMessage(DEBUGLVL, "found pcmcia adapter %s", devices[x]->driver);
if (!pcic)
tmp = strdup(devices[x]->driver);
else {
i = asprintf(&tmp, "%s:%s", pcic,
devices[x]->driver);
free(pcic);
}
pcic = tmp;
}
}
}
if (!pcic) {
logMessage(DEBUGLVL, "no pcic controller found");
}
return pcic;
} else {
return pcic;
}
}
int startupPcmciaControllers() {
char *adj_io[] = {
"0x00000100 - 0x000003af",
"0x000003bb - 0x000004cf",
"0x000004d8 - 0x000004ff",
"0x00000a00 - 0x00000aff",
"0x00000c00 - 0x00000cff",
"0x00004000 - 0x00008fff",
NULL
};
char *adj_mem[] = {
"0x000c0000 - 0x000fffff",
"0x60000000 - 0x60ffffff",
"0xa0000000 - 0xa0ffffff",
"0xc0200000 - 0xcfffffff",
"0xe8000000 - 0xefffffff",
NULL
};
char path[128];
int x;
for (x = 0; ; x++) {
int y;
FILE *f;
sprintf(path,"/sys/class/pcmcia_socket/pcmcia_socket%d/available_resources_io", x);
f = fopen(path, "w");
if (!f)
break;
for (y = 0; adj_io[y]; y++) {
fprintf(f, "%s\n", adj_io[y]);
}
fclose(f);
sprintf(path,"/sys/class/pcmcia_socket/pcmcia_socket%d/available_resources_mem", x);
f = fopen(path, "w");
if (!f)
break;
for (y = 0; adj_mem[y]; y++) {
fprintf(f, "%s\n", adj_mem[y]);
}
fclose(f);
sprintf(path,"/sys/class/pcmcia_socket/pcmcia_socket%d/available_resources_setup_done", x);
f = fopen(path,"w");
if (!f)
break;
fprintf(f,"1\n");
fclose(f);
}
return 0;
}
int initializePcmciaController(moduleList modLoaded, moduleDeps modDeps,
moduleInfoSet modInfo) {
char * pcic = NULL;
char * mods;
int i;
if (FL_NOPCMCIA(flags) || FL_TESTING(flags))
return 0;
pcic = getPcicController();
if (!pcic)
return 0;
i = asprintf(&mods, "pcmcia_core:%s:pcmcia", pcic);
free(pcic);
mlLoadModuleSet(mods, modLoaded, modDeps, modInfo);
free(mods);
startupPcmciaControllers();
return 0;
}
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