diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/bus/xf86Pci.h')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/bus/xf86Pci.h | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/os-support/bus/xf86Pci.h b/xorg-server/hw/xfree86/os-support/bus/xf86Pci.h new file mode 100644 index 000000000..2b8a4f76b --- /dev/null +++ b/xorg-server/hw/xfree86/os-support/bus/xf86Pci.h @@ -0,0 +1,265 @@ +/* + * Copyright 1998 by Concurrent Computer Corporation + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation, and that the name of Concurrent Computer + * Corporation not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Concurrent Computer Corporation makes no representations + * about the suitability of this software for any purpose. It is + * provided "as is" without express or implied warranty. + * + * CONCURRENT COMPUTER CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL CONCURRENT COMPUTER CORPORATION BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + * + * Copyright 1998 by Metro Link Incorporated + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without fee, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation, and that the name of Metro Link + * Incorporated not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Metro Link Incorporated makes no representations + * about the suitability of this software for any purpose. It is + * provided "as is" without express or implied warranty. + * + * METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + * + * This file is derived in part from the original xf86_PCI.h that included + * following copyright message: + * + * Copyright 1995 by Robin Cutshaw <robin@XFree86.Org> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the names of the above listed copyright holder(s) + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. The above listed + * copyright holder(s) make(s) no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE + * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY + * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER + * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ +/* + * Copyright (c) 1999-2003 by The XFree86 Project, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name of the copyright holder(s) + * and author(s) shall not be used in advertising or otherwise to promote + * the sale, use or other dealings in this Software without prior written + * authorization from the copyright holder(s) and author(s). + */ + + +/* + * This file contains just the public interface to the PCI code. + * Drivers should use this file rather than Pci.h. + */ + +#ifndef _XF86PCI_H +#define _XF86PCI_H 1 +#include <X11/Xarch.h> +#include <X11/Xfuncproto.h> +#include "misc.h" +#include <pciaccess.h> + +/* + * PCI cfg space definitions (e.g. stuff right out of the PCI spec) + */ + +/* Device identification register */ +#define PCI_ID_REG 0x00 + +/* Command and status register */ +#define PCI_CMD_STAT_REG 0x04 +#define PCI_CMD_BASE_REG 0x10 +#define PCI_CMD_BIOS_REG 0x30 +#define PCI_CMD_MASK 0xffff +#define PCI_CMD_IO_ENABLE 0x01 +#define PCI_CMD_MEM_ENABLE 0x02 +#define PCI_CMD_MASTER_ENABLE 0x04 +#define PCI_CMD_SPECIAL_ENABLE 0x08 +#define PCI_CMD_INVALIDATE_ENABLE 0x10 +#define PCI_CMD_PALETTE_ENABLE 0x20 +#define PCI_CMD_PARITY_ENABLE 0x40 +#define PCI_CMD_STEPPING_ENABLE 0x80 +#define PCI_CMD_SERR_ENABLE 0x100 +#define PCI_CMD_BACKTOBACK_ENABLE 0x200 +#define PCI_CMD_BIOS_ENABLE 0x01 + +/* base class */ +#define PCI_CLASS_REG 0x08 +#define PCI_CLASS_MASK 0xff000000 +#define PCI_CLASS_SHIFT 24 +#define PCI_CLASS_EXTRACT(x) \ + (((x) & PCI_CLASS_MASK) >> PCI_CLASS_SHIFT) + +/* base class values */ +#define PCI_CLASS_PREHISTORIC 0x00 +#define PCI_CLASS_MASS_STORAGE 0x01 +#define PCI_CLASS_NETWORK 0x02 +#define PCI_CLASS_DISPLAY 0x03 +#define PCI_CLASS_MULTIMEDIA 0x04 +#define PCI_CLASS_MEMORY 0x05 +#define PCI_CLASS_BRIDGE 0x06 +#define PCI_CLASS_COMMUNICATIONS 0x07 +#define PCI_CLASS_SYSPERIPH 0x08 +#define PCI_CLASS_INPUT 0x09 +#define PCI_CLASS_DOCKING 0x0a +#define PCI_CLASS_PROCESSOR 0x0b +#define PCI_CLASS_SERIALBUS 0x0c +#define PCI_CLASS_WIRELESS 0x0d +#define PCI_CLASS_I2O 0x0e +#define PCI_CLASS_SATELLITE 0x0f +#define PCI_CLASS_CRYPT 0x10 +#define PCI_CLASS_DATA_ACQUISTION 0x11 +#define PCI_CLASS_UNDEFINED 0xff + +/* sub class */ +#define PCI_SUBCLASS_MASK 0x00ff0000 +#define PCI_SUBCLASS_SHIFT 16 +#define PCI_SUBCLASS_EXTRACT(x) \ + (((x) & PCI_SUBCLASS_MASK) >> PCI_SUBCLASS_SHIFT) + +/* Sub class values */ +/* 0x00 prehistoric subclasses */ +#define PCI_SUBCLASS_PREHISTORIC_MISC 0x00 +#define PCI_SUBCLASS_PREHISTORIC_VGA 0x01 + +/* 0x03 display subclasses */ +#define PCI_SUBCLASS_DISPLAY_VGA 0x00 +#define PCI_SUBCLASS_DISPLAY_XGA 0x01 +#define PCI_SUBCLASS_DISPLAY_MISC 0x80 + +/* 0x04 multimedia subclasses */ +#define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00 +#define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01 +#define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80 + +/* 0x06 bridge subclasses */ +#define PCI_SUBCLASS_BRIDGE_HOST 0x00 +#define PCI_SUBCLASS_BRIDGE_ISA 0x01 +#define PCI_SUBCLASS_BRIDGE_EISA 0x02 +#define PCI_SUBCLASS_BRIDGE_MC 0x03 +#define PCI_SUBCLASS_BRIDGE_PCI 0x04 +#define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05 +#define PCI_SUBCLASS_BRIDGE_NUBUS 0x06 +#define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07 +#define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08 +#define PCI_SUBCLASS_BRIDGE_MISC 0x80 +#define PCI_IF_BRIDGE_PCI_SUBTRACTIVE 0x01 + +/* 0x0b processor subclasses */ +#define PCI_SUBCLASS_PROCESSOR_386 0x00 +#define PCI_SUBCLASS_PROCESSOR_486 0x01 +#define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02 +#define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10 +#define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20 +#define PCI_SUBCLASS_PROCESSOR_MIPS 0x30 +#define PCI_SUBCLASS_PROCESSOR_COPROC 0x40 + +/* PCI-PCI bridge mapping registers */ +#define PCI_PCI_BRIDGE_BUS_REG 0x18 +#define PCI_SUBORDINATE_BUS_MASK 0x00ff0000 +#define PCI_SECONDARY_BUS_MASK 0x0000ff00 +#define PCI_PRIMARY_BUS_MASK 0x000000ff + +#define PCI_PCI_BRIDGE_IO_REG 0x1c +#define PCI_PCI_BRIDGE_MEM_REG 0x20 +#define PCI_PCI_BRIDGE_PMEM_REG 0x24 + +#define PCI_PCI_BRIDGE_CONTROL_REG 0x3E +#define PCI_PCI_BRIDGE_PARITY_EN 0x01 +#define PCI_PCI_BRIDGE_SERR_EN 0x02 +#define PCI_PCI_BRIDGE_ISA_EN 0x04 +#define PCI_PCI_BRIDGE_VGA_EN 0x08 +#define PCI_PCI_BRIDGE_MASTER_ABORT_EN 0x20 +#define PCI_PCI_BRIDGE_SECONDARY_RESET 0x40 +#define PCI_PCI_BRIDGE_FAST_B2B_EN 0x80 + +/* Subsystem identification register */ +#define PCI_SUBSYSTEM_ID_REG 0x2c + +/* User defined cfg space regs */ +#define PCI_REG_USERCONFIG 0x40 +#define PCI_OPTION_REG 0x40 + +/* + * Typedefs, etc... + */ + +/* Primitive Types */ +typedef unsigned long ADDRESS; /* Memory/PCI address */ +typedef unsigned long IOADDRESS; /* Must be large enough for a pointer */ +typedef unsigned long PCITAG; + +typedef enum { + PCI_MEM, + PCI_MEM_SIZE, + PCI_MEM_SPARSE_BASE, + PCI_MEM_SPARSE_MASK, + PCI_IO, + PCI_IO_SIZE, + PCI_IO_SPARSE_BASE, + PCI_IO_SPARSE_MASK +} PciAddrType; + + +/* Public PCI access functions */ +ADDRESS pciBusAddrToHostAddr(PCITAG tag, PciAddrType type, ADDRESS addr); +PCITAG pciTag(int busnum, int devnum, int funcnum); +Bool xf86scanpci(void); + +extern int pciNumBuses; + +/* Domain access functions. Some of these probably shouldn't be public */ +pointer xf86MapDomainMemory(int ScreenNum, int Flags, struct pci_device *dev, + ADDRESS Base, unsigned long Size); +IOADDRESS xf86MapLegacyIO(struct pci_device *dev); + +#endif /* _XF86PCI_H */ |