89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* $OpenBSD: vga_pcivar.h,v 1.20 2015/10/29 07:47:03 kettenis Exp $ */
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/* $NetBSD: vga_pcivar.h,v 1.1 1998/03/22 15:16:19 drochner Exp $ */
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/*
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* Copyright (c) 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#ifndef _PCI_VGA_PCIVAR_H_
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#define _PCI_VGA_PCIVAR_H_
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#define DEVICE_IS_VGA_PCI(class) \
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(((PCI_CLASS(class) == PCI_CLASS_DISPLAY && \
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PCI_SUBCLASS(class) == PCI_SUBCLASS_DISPLAY_VGA) || \
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(PCI_CLASS(class) == PCI_CLASS_PREHISTORIC && \
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PCI_SUBCLASS(class) == PCI_SUBCLASS_PREHISTORIC_VGA)) ? 1 : 0)
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#define VGA_PCI_MAX_BARS 6
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struct vga_pci_bar {
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int addr;
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u_int mapped;
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pcireg_t maptype;
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bus_addr_t base;
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bus_size_t size;
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bus_size_t maxsize;
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bus_space_tag_t bst;
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bus_space_handle_t bsh;
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int flags;
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void *vaddr;
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};
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struct vga_pci_softc {
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struct device sc_dev;
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struct vga_config *sc_vc;
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int sc_type;
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struct pci_attach_args pa;
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#if NACPI > 0
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struct reg_vgats sc_save_ts;
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struct reg_mc6845 sc_save_crtc;
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struct reg_vgaattr sc_save_atc;
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struct reg_vgagdc sc_save_gdc;
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#endif
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#ifdef X86EMU
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struct vga_post *sc_posth;
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#endif
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#ifdef VESAFB
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int sc_width;
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int sc_height;
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int sc_depth;
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int sc_linebytes;
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u_int32_t sc_base;
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int sc_mode; /* WSDISPLAY_MODE_EMUL or _DUMBFB */
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int sc_textmode; /* original VESA text mode */
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int sc_gfxmode; /* VESA graphics mode */
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u_char sc_cmap_red[256]; /* saved color map */
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u_char sc_cmap_green[256];
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u_char sc_cmap_blue[256];
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#endif
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};
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int vga_pci_cnattach(bus_space_tag_t, bus_space_tag_t,
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pci_chipset_tag_t, int, int, int);
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int vga_aperture_needed(struct pci_attach_args *);
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#endif /* _PCI_VGA_PCIVAR_H_ */
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