diff options
Diffstat (limited to 'sys/arch/powerpc/pci/pci_vga.c')
| -rw-r--r-- | sys/arch/powerpc/pci/pci_vga.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/sys/arch/powerpc/pci/pci_vga.c b/sys/arch/powerpc/pci/pci_vga.c deleted file mode 100644 index c3fa7ff9c58..00000000000 --- a/sys/arch/powerpc/pci/pci_vga.c +++ /dev/null @@ -1,143 +0,0 @@ -/* $OpenBSD: pci_vga.c,v 1.1 1997/10/11 11:29:31 pefo Exp $ */ - -/* - * Copyright (c) 1997 Per Fogelstrom - * - * 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. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed under OpenBSD by - * Per Fogelstrom. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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/param.h> -#include <sys/fcntl.h> -#include <sys/tty.h> -#include <sys/proc.h> -#include <sys/conf.h> -#include <sys/user.h> -#include <sys/ioctl.h> -#include <sys/device.h> -#include <sys/malloc.h> -#include <sys/systm.h> - -#include <machine/bus.h> - -#include <dev/pci/pcivar.h> -#include <dev/pci/pcireg.h> -#include <dev/pci/pcidevs.h> - -struct pcivga_softc { - struct device sc_dev; - void *sc_ih; - pci_chipset_tag_t sc_pc; - bus_space_tag_t sc_memt; - bus_space_handle_t sc_iomem; - bus_space_handle_t sc_vmem; -}; - -int pcivga_probe __P((struct device *, void *, void *)); -void pcivga_attach __P((struct device *, struct device *, void *)); - -struct cfattach pcivga_ca = { - sizeof(struct pcivga_softc), pcivga_probe, pcivga_attach -}; - -struct cfdriver pcivga_cd = { - NULL, "pcivga", DV_DULL -}; - -/* - * PCI probe - */ -int -pcivga_probe(parent, cf, aux) - struct device *parent; - void *cf; - void *aux; -{ - struct pci_attach_args *pa = aux; - - if(PCI_CLASS(pa->pa_class) != PCI_CLASS_DISPLAY || - PCI_SUBCLASS(pa->pa_class) != PCI_SUBCLASS_DISPLAY_VGA) { - return(0); - } - return(1); -} - - -void -pcivga_attach(parent, self, aux) - struct device *parent, *self; - void *aux; -{ - struct pci_attach_args *pa = aux; - struct pcivga_softc *sc = (void *)self; - bus_size_t msize; - bus_addr_t maddr; - int cacheable; - int class; - - sc->sc_memt = pa->pa_memt; - sc->sc_pc = pa->pa_pc; - - printf(": Generic VGA controller\n"); - - /* Map Control register aperture (0x10) */ - if(pci_mem_find(pa->pa_pc, pa->pa_tag, 0x10, - &maddr, &msize, &cacheable) != 0) { - printf("%s: can't find PCI card memory", self->dv_xname); - return; - } - if(bus_space_map(sc->sc_memt, maddr, msize, 0, &sc->sc_iomem) != 0) { - printf("%s: couldn't map ioreg region\n", self->dv_xname); - return; - } - -#if 0 - /* Map Video memory aperture (0x14) */ - if(pci_mem_find(pa->pa_pc, pa->pa_tag, 0x14, - &maddr, &msize, &cacheable) != 0) { - printf("%s: can't find PCI card memory", self->dv_xname); - return; - } - if(bus_space_map(sc->sc_memt, maddr, msize, 0, &sc->sc_vmem) != 0) { - printf("%s: couldn't map video region\n", self->dv_xname); - return; - } -#endif - -printf("IO=%x\n", sc->sc_iomem); -class = pci_conf_read (pa->pa_pc, pa->pa_tag, 0x40); -pci_conf_write(pa->pa_pc, pa->pa_tag, 0x40, class & ~0x40000100); -class = pci_conf_read (pa->pa_pc, pa->pa_tag, 0x40); -printf("Opt=%x\n", class); -class = pci_conf_read (pa->pa_pc, pa->pa_tag, 0x4); -printf("Devctl=%x\n", class); -class = pci_conf_read (pa->pa_pc, pa->pa_tag, 0x30); -printf("Rombase=%x\n", class); - -mdbpanic(); - -} |