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Re: xorg pci probing
On 19.01.11 09:28, Christoph Egger wrote:
> On 19.01.11 09:19, Michael wrote:
>> Hello,
>>
>> On Jan 19, 2011, at 3:08 AM, Christoph Egger wrote:
>>
>>> On 19.01.11 00:22, Christoph Egger wrote:
>>>> On 19.01.11 00:09, David Young wrote:
>>>>> On Wed, Jan 19, 2011 at 08:18:40AM +1100, matthew green wrote:
>>>>>> David Young wrote:
>>>>>>> On Tue, Jan 18, 2011 at 11:22:33AM +0100, Christoph Egger wrote:
>>>>>>>> Moving that function into wsdisplay.c will add bus dependencies
>>>>>>>> to wsdisplay.c.
>>>>>>>
>>>>>>> I think I agree with Christoph here: if he avoids sprinkling
>>>>>>> wsdisplay.c
>>>>>>> with bus-related #ifdefs by adding new files, he should definitely do
>>>>>>> that.
>>>>>>
>>>>>> that's a good idea.
>>>>>>
>>>>>> since it's PCI specific, perhaps sys/dev/pci/wsdisplay_pci.c is
>>>>>> a better place?
>>>>>
>>>>> Sounds good. Christoph, what do you think?
>>>>
>>>> The scheme sys/dev/<bus>/wsdisplay_<bus>.[ch] where <bus>
>>>> is pci, sbus, etc. is fine with me.
>>
>>> When trying to do that I uncovered a problem with doing it:
>>
>>> In sys/dev/pci/files.pci I can't do 'wsdisplay & pci'
>>> because 'wsdisplay' is defined in sys/dev/wscons/files.wscons.
>>
>>> So I will leave it as is for now and will do it later when a solution
>>> is found for that.
>>
>> The drivers can ( and should ) pull it in themselves.
>
> Oh, right. I just found 'wsemuldisplaydev' in files.pci.
> I retry.
Ok, here we go. I only resend the kernel side patch.
The others didn't change.
To my surprise config(1) can actually deal with 'wsdisplay & pci'
even though it is defined elsewhere.
Christoph
Index: sys/dev/pci/chipsfb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/chipsfb.c,v
retrieving revision 1.24
diff -u -p -r1.24 chipsfb.c
--- sys/dev/pci/chipsfb.c 23 Dec 2010 21:11:37 -0000 1.24
+++ sys/dev/pci/chipsfb.c 19 Jan 2011 09:22:26 -0000
@@ -55,6 +55,7 @@ __KERNEL_RCSID(0, "$NetBSD: chipsfb.c,v
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/i2c/i2cvar.h>
@@ -850,6 +851,10 @@ chipsfb_ioctl(void *v, void *vs, u_long
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(&sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_SMODE: {
int new_mode = *(int*)data;
if (new_mode != sc->sc_mode) {
Index: sys/dev/pci/files.pci
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/files.pci,v
retrieving revision 1.335
diff -u -p -r1.335 files.pci
--- sys/dev/pci/files.pci 11 Dec 2010 18:18:09 -0000 1.335
+++ sys/dev/pci/files.pci 19 Jan 2011 09:22:26 -0000
@@ -28,6 +28,8 @@ file dev/pci/pcibusprint.c pcibus
file dev/pci/pci_verbose.c pci & pciverbose
+file dev/pci/wsdisplay_pci.c wsdisplay & pci
+
# Cypress 82c693 hyperCache(tm) Stand-Alone PCI Peripheral Controller
# with USB. This is a combo chip:
#
Index: sys/dev/pci/genfb_pci.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/genfb_pci.c,v
retrieving revision 1.26
diff -u -p -r1.26 genfb_pci.c
--- sys/dev/pci/genfb_pci.c 16 Dec 2010 06:45:50 -0000 1.26
+++ sys/dev/pci/genfb_pci.c 19 Jan 2011 09:22:26 -0000
@@ -46,6 +46,7 @@ __KERNEL_RCSID(0, "$NetBSD: genfb_pci.c,
#include <dev/pci/pciio.h>
#include <dev/wsfb/genfbvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/pci/genfb_pcivar.h>
@@ -197,6 +198,11 @@ pci_genfb_ioctl(void *v, void *vs, u_lon
case PCI_IOC_CFGWRITE:
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_gen.sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_SMODE: {
int new_mode = *(int*)data, i;
if (new_mode == WSDISPLAYIO_MODE_EMUL) {
Index: sys/dev/pci/machfb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/machfb.c,v
retrieving revision 1.62
diff -u -p -r1.62 machfb.c
--- sys/dev/pci/machfb.c 16 Dec 2010 06:45:50 -0000 1.62
+++ sys/dev/pci/machfb.c 19 Jan 2011 09:22:27 -0000
@@ -65,6 +65,7 @@ __KERNEL_RCSID(0,
#include <dev/wscons/wsconsio.h>
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
@@ -1709,7 +1710,11 @@ mach64_ioctl(void *v, void *vs, u_long c
case PCI_IOC_CFGWRITE:
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
-
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_SMODE: {
int new_mode = *(int*)data;
if (new_mode != sc->sc_mode) {
@@ -2007,6 +2012,11 @@ machfb_fbioctl(dev_t dev, u_long cmd, vo
#endif
return ret;
}
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
default:
#ifdef MACHFB_DEBUG
log(LOG_NOTICE, "machfb_fbioctl(0x%lx) (%s[%d])\n", cmd,
Index: sys/dev/pci/pm2fb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/pm2fb.c,v
retrieving revision 1.6
diff -u -p -r1.6 pm2fb.c
--- sys/dev/pci/pm2fb.c 16 Dec 2010 06:45:50 -0000 1.6
+++ sys/dev/pci/pm2fb.c 19 Jan 2011 09:22:27 -0000
@@ -54,6 +54,7 @@ __KERNEL_RCSID(0, "$NetBSD: pm2fb.c,v 1.
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/i2c/i2cvar.h>
@@ -317,6 +318,10 @@ pm2fb_ioctl(void *v, void *vs, u_long cm
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_GINFO:
if (ms == NULL)
return ENODEV;
Index: sys/dev/pci/r128fb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/r128fb.c,v
retrieving revision 1.19
diff -u -p -r1.19 r128fb.c
--- sys/dev/pci/r128fb.c 6 Jan 2011 07:43:05 -0000 1.19
+++ sys/dev/pci/r128fb.c 19 Jan 2011 09:22:27 -0000
@@ -54,6 +54,7 @@ __KERNEL_RCSID(0, "$NetBSD: r128fb.c,v 1
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/i2c/i2cvar.h>
@@ -349,8 +350,11 @@ r128fb_ioctl(void *v, void *vs, u_long c
/* PCI config read/write passthrough. */
case PCI_IOC_CFGREAD:
case PCI_IOC_CFGWRITE:
- return (pci_devioctl(sc->sc_pc, sc->sc_pcitag,
- cmd, data, flag, l));
+ return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
+ cmd, data, flag, l);
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
sc->sc_pcitag, data);
case WSDISPLAYIO_GINFO:
if (ms == NULL)
Index: sys/dev/pci/radeonfb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/radeonfb.c,v
retrieving revision 1.40
diff -u -p -r1.40 radeonfb.c
--- sys/dev/pci/radeonfb.c 16 Dec 2010 06:45:50 -0000 1.40
+++ sys/dev/pci/radeonfb.c 19 Jan 2011 09:22:28 -0000
@@ -90,6 +90,7 @@ __KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v
#include <dev/videomode/videomode.h>
#include <dev/videomode/edidvar.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcireg.h>
@@ -1096,6 +1097,10 @@ radeonfb_ioctl(void *v, void *vs,
case PCI_IOC_CFGWRITE:
return pci_devioctl(sc->sc_pc, sc->sc_pt, cmd, d, flag, l);
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(&sc->sc_dev, sc->sc_pc,
+ sc->sc_pt, d);
+
default:
return EPASSTHROUGH;
}
Index: sys/dev/pci/tga.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/tga.c,v
retrieving revision 1.80
diff -u -p -r1.80 tga.c
--- sys/dev/pci/tga.c 13 Nov 2010 13:52:08 -0000 1.80
+++ sys/dev/pci/tga.c 19 Jan 2011 09:22:28 -0000
@@ -58,6 +58,8 @@ __KERNEL_RCSID(0, "$NetBSD: tga.c,v 1.80
#include <dev/wscons/wscons_raster.h>
#include <dev/rasops/rasops.h>
#include <dev/wsfont/wsfont.h>
+#include <dev/pci/wsdisplay_pci.h>
+
int tgamatch(device_t, cfdata_t, void *);
void tgaattach(device_t, device_t, void *);
int tgaprint(void *, const char *);
@@ -594,6 +596,10 @@ tga_ioctl(void *v, void *vs, u_long cmd,
case PCI_IOC_CFGWRITE:
return pci_devioctl(dc->dc_pc, dc->dc_pcitag,
cmd, data, flag, l);
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(vc->softc->sc_dev, dc->dc_pc,
+ dc->dc_pcitag, data);
}
return EPASSTHROUGH;
}
Index: sys/dev/pci/unichromefb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/unichromefb.c,v
retrieving revision 1.17
diff -u -p -r1.17 unichromefb.c
--- sys/dev/pci/unichromefb.c 16 Dec 2010 06:45:50 -0000 1.17
+++ sys/dev/pci/unichromefb.c 19 Jan 2011 09:22:28 -0000
@@ -70,6 +70,7 @@ __KERNEL_RCSID(0, "$NetBSD: unichromefb.
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/pci/unichromereg.h>
#include <dev/pci/unichromemode.h>
@@ -478,6 +479,11 @@ unichromefb_ioctl(void *v, void *vs, u_l
case PCI_IOC_CFGWRITE:
return (pci_devioctl(sc->sc_pa.pa_pc, sc->sc_pa.pa_tag,
cmd, data, flag, l));
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev,
+ sc->sc_pa.pa_pc, sc->sc_pa.pa_tag, data);
+
}
return EPASSTHROUGH;
Index: sys/dev/pci/vga_pci.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/vga_pci.c,v
retrieving revision 1.52
diff -u -p -r1.52 vga_pci.c
--- sys/dev/pci/vga_pci.c 16 Dec 2010 06:45:50 -0000 1.52
+++ sys/dev/pci/vga_pci.c 19 Jan 2011 09:22:28 -0000
@@ -51,6 +51,7 @@ __KERNEL_RCSID(0, "$NetBSD: vga_pci.c,v
#include <dev/wscons/wsconsio.h>
#include <dev/wscons/wsdisplayvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include "opt_vga.h"
@@ -313,6 +314,10 @@ vga_pci_ioctl(void *v, u_long cmd, void
return pci_devioctl(psc->sc_pc, psc->sc_pcitag,
cmd, data, flag, l);
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(vc->softc->sc_dev,
+ psc->sc_pc, psc->sc_pcitag, data);
+
default:
return EPASSTHROUGH;
}
Index: sys/dev/pci/voodoofb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/voodoofb.c,v
retrieving revision 1.26
diff -u -p -r1.26 voodoofb.c
--- sys/dev/pci/voodoofb.c 25 Dec 2010 11:51:21 -0000 1.26
+++ sys/dev/pci/voodoofb.c 19 Jan 2011 09:22:28 -0000
@@ -64,6 +64,7 @@ __KERNEL_RCSID(0, "$NetBSD: voodoofb.c,v
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include "opt_wsemul.h"
@@ -936,7 +937,11 @@ voodoofb_ioctl(void *v, void *vs, u_long
case PCI_IOC_CFGWRITE:
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
-
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_SMODE: {
int new_mode = *(int*)data;
if (new_mode != sc->sc_mode) {
Index: sys/dev/pci/voyagerfb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/voyagerfb.c,v
retrieving revision 1.6
diff -u -p -r1.6 voyagerfb.c
--- sys/dev/pci/voyagerfb.c 23 Dec 2010 21:34:02 -0000 1.6
+++ sys/dev/pci/voyagerfb.c 19 Jan 2011 09:22:28 -0000
@@ -54,6 +54,7 @@ __KERNEL_RCSID(0, "$NetBSD: voyagerfb.c,
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include <dev/i2c/i2cvar.h>
@@ -325,6 +326,10 @@ voyagerfb_ioctl(void *v, void *vs, u_lon
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_GINFO:
if (ms == NULL)
return ENODEV;
Index: sys/dev/pci/wcfb.c
===================================================================
RCS file: /cvsroot/src/sys/dev/pci/wcfb.c,v
retrieving revision 1.7
diff -u -p -r1.7 wcfb.c
--- sys/dev/pci/wcfb.c 16 Dec 2010 06:45:51 -0000 1.7
+++ sys/dev/pci/wcfb.c 19 Jan 2011 09:22:28 -0000
@@ -52,6 +52,7 @@ __KERNEL_RCSID(0, "$NetBSD: wcfb.c,v 1.7
#include <dev/wsfont/wsfont.h>
#include <dev/rasops/rasops.h>
#include <dev/wscons/wsdisplay_vconsvar.h>
+#include <dev/pci/wsdisplay_pci.h>
#include "opt_wsfb.h"
#include "opt_wsdisplay_compat.h"
@@ -318,6 +319,11 @@ wcfb_ioctl(void *v, void *vs, u_long cmd
case PCI_IOC_CFGWRITE:
return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
cmd, data, flag, l);
+
+ case WSDISPLAYIO_GET_BUSID:
+ return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
+ sc->sc_pcitag, data);
+
case WSDISPLAYIO_SMODE: {
/*int new_mode = *(int*)data, i;*/
}
Index: sys/dev/pci/wsdisplay_pci.c
===================================================================
RCS file: sys/dev/pci/wsdisplay_pci.c
diff -N sys/dev/pci/wsdisplay_pci.c
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ sys/dev/pci/wsdisplay_pci.c 19 Jan 2011 09:22:28 -0000
@@ -0,0 +1,53 @@
+/* $NetBSD: $ */
+/*
+ * Copyright (c) 2011 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christoph Egger.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__KERNEL_RCSID(0, "$NetBSD: $");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <dev/pci/pcivar.h>
+#include <dev/wscons/wsconsio.h>
+#include <dev/pci/wsdisplay_pci.h>
+
+int
+wsdisplayio_busid_pci(device_t self, pci_chipset_tag_t pc,
+ pcitag_t tag, void *data)
+{
+ struct wsdisplayio_bus_id *busid = data;
+
+ KASSERT(device_is_a(device_parent(self), "pci"));
+ busid->bus_type = WSDISPLAYIO_BUS_PCI;
+ busid->ubus.pci.domain = device_unit(device_parent(self));
+ pci_decompose_tag(pc, tag,
+ &busid->ubus.pci.bus, &busid->ubus.pci.device,
+ &busid->ubus.pci.function);
+ return 0;
+}
Index: sys/dev/pci/wsdisplay_pci.h
===================================================================
RCS file: sys/dev/pci/wsdisplay_pci.h
diff -N sys/dev/pci/wsdisplay_pci.h
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ sys/dev/pci/wsdisplay_pci.h 19 Jan 2011 09:22:28 -0000
@@ -0,0 +1,40 @@
+/* $NetBSD: $ */
+/*
+ * Copyright (c) 2011 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christoph Egger.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _SYS_DEV_PCI_WSDISPLAYPCI_H_
+#define _SYS_DEV_PCI_WSDISPLAYPCI_H_
+
+#include <dev/pci/pcivar.h>
+#include <sys/device_if.h>
+
+int
+wsdisplayio_busid_pci(device_t, pci_chipset_tag_t, pcitag_t, void *);
+
+#endif /* _SYS_DEV_PCI_WSDISPLAYPCI_H_ */
Index: sys/dev/wscons/wsconsio.h
===================================================================
RCS file: /cvsroot/src/sys/dev/wscons/wsconsio.h,v
retrieving revision 1.93
diff -u -p -r1.93 wsconsio.h
--- sys/dev/wscons/wsconsio.h 2 Oct 2010 00:52:02 -0000 1.93
+++ sys/dev/wscons/wsconsio.h 19 Jan 2011 09:22:28 -0000
@@ -542,4 +542,26 @@ struct wsmux_device_list {
#define WSMUXIO_INJECTEVENT _IOW('W', 100, struct wscons_event)
#define WSMUX_INJECTEVENT WSMUXIO_INJECTEVENT /* XXX compat */
+/* Mapping information retrieval. */
+struct wsdisplayio_bus_id {
+ u_int bus_type;
+#define WSDISPLAYIO_BUS_PCI 0
+#define WSDISPLAYIO_BUS_SBUS 1
+ union bus_data {
+ struct bus_pci {
+ uint32_t domain;
+ uint32_t bus;
+ uint32_t device;
+ uint32_t function;
+ } pci;
+ struct bus_sbus {
+ uint32_t fb_instance;
+ } sbus;
+ /* so the size doesn't change if we add more bus types */
+ char pad[32];
+ } ubus;
+};
+
+#define WSDISPLAYIO_GET_BUSID _IOR('W', 101, struct wsdisplayio_bus_id)
+
#endif /* _DEV_WSCONS_WSCONSIO_H_ */
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