140 lines
3.3 KiB
C
140 lines
3.3 KiB
C
/*
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* Id: ts300.c,v 1.1 1999/11/02 08:17:24 keithp Exp $
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*
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* Copyright © 1999 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $RCSId: xc/programs/Xserver/hw/kdrive/ts300/ts300.c,v 1.3 2000/02/23 20:30:14 dawes Exp $ */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "kdrive.h"
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extern KdCardFuncs sisFuncs;
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extern KdCardFuncs s3Funcs;
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/*
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* Kludgy code to parse the ascii /proc/pci file as the TS300
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* is running a 2.0 kernel
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*/
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BOOL
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HasPCI (char *name, KdCardAttr *attr)
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{
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FILE *f;
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char line[1024];
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BOOL waiting;
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BOOL found = FALSE;
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char *mem;
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f = fopen ("/proc/pci", "r");
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if (!f)
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return FALSE;
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waiting = FALSE;
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attr->naddr = 0;
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while (fgets (line, sizeof (line), f))
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{
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if (waiting)
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{
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if (mem = strstr (line, "memory at "))
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{
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mem += strlen ("memory at ");
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attr->address[attr->naddr++] = strtoul (mem, NULL, 0);
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found = TRUE;
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}
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else if (mem = strstr (line, "I/O at "))
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{
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mem += strlen ("I/O at ");
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attr->io = strtoul (mem, NULL, 0);
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found = TRUE;
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}
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else if (strstr (line, "Bus") && strstr (line, "device") &&
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strstr (line, "function"))
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break;
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}
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else if (strstr (line, "VGA compatible controller"))
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{
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if (strstr (line, name))
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waiting = TRUE;
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}
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}
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fclose (f);
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return found;
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}
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typedef struct _PCICard {
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char *user;
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char *name;
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KdCardFuncs *funcs;
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} PCICard;
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PCICard PCICards[] = {
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"sis", "Silicon Integrated Systems", &sisFuncs,
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"s3", "S3 Inc.", &s3Funcs,
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};
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#define NUM_PCI_CARDS (sizeof (PCICards) / sizeof (PCICards[0]))
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void
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InitCard (char *name)
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{
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KdCardInfo *card;
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CARD32 fb;
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int i;
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KdCardAttr attr;
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for (i = 0; i < NUM_PCI_CARDS; i++)
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{
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if (!name || !strcmp (name, PCICards[i].user))
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{
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if (HasPCI (PCICards[i].name, &attr))
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{
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KdCardInfoAdd (PCICards[i].funcs, &attr, 0);
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return;
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}
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}
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}
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}
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void
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InitOutput (ScreenInfo *pScreenInfo, int argc, char **argv)
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{
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KdInitOutput (pScreenInfo, argc, argv);
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}
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void
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InitInput (int argc, char **argv)
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{
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KdInitInput (&LinuxMouseFuncs, &LinuxKeyboardFuncs);
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}
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void
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ddxUseMsg (void)
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{
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KdUseMsg();
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}
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int
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ddxProcessArgument (int argc, char **argv, int i)
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{
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return KdProcessArgument (argc, argv, i);
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}
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