262 lines
7.2 KiB
C
262 lines
7.2 KiB
C
/*
|
|
* Copyright (c) 1997, Stefan Esser <se@freebsd.org>
|
|
* All rights reserved.
|
|
*
|
|
* 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 unmodified, 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 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.
|
|
*
|
|
* $FreeBSD$
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* PCIM_xxx: mask to locate subfield in register
|
|
* PCIR_xxx: config register offset
|
|
* PCIC_xxx: device class
|
|
* PCIS_xxx: device subclass
|
|
* PCIP_xxx: device programming interface
|
|
* PCIV_xxx: PCI vendor ID (only required to fixup ancient devices)
|
|
* PCID_xxx: device ID
|
|
*/
|
|
|
|
/* some PCI bus constants */
|
|
|
|
#define PCI_BUSMAX 255
|
|
#define PCI_SLOTMAX 31
|
|
#define PCI_FUNCMAX 7
|
|
#define PCI_REGMAX 255
|
|
|
|
/* PCI config header registers for all devices */
|
|
|
|
#define PCIR_DEVVENDOR 0x00
|
|
#define PCIR_VENDOR 0x00
|
|
#define PCIR_DEVICE 0x02
|
|
#define PCIR_COMMAND 0x04
|
|
#define PCIM_CMD_PORTEN 0x0001
|
|
#define PCIM_CMD_MEMEN 0x0002
|
|
#define PCIM_CMD_MWRICEN 0x0010
|
|
#define PCIM_CMD_BUSMASTEREN 0x0004
|
|
#define PCIM_CMD_PERRESPEN 0x0040
|
|
#define PCIR_STATUS 0x06
|
|
#define PCIR_REVID 0x08
|
|
#define PCIR_PROGIF 0x09
|
|
#define PCIR_SUBCLASS 0x0a
|
|
#define PCIR_CLASS 0x0b
|
|
#define PCIR_CACHELNSZ 0x0c
|
|
#define PCIR_LATTIMER 0x0d
|
|
#define PCIR_HEADERTYPE 0x0e
|
|
#define PCIM_MFDEV 0x80
|
|
#define PCIR_BIST 0x0f
|
|
|
|
/* config registers for header type 0 devices */
|
|
|
|
#define PCIR_MAPS 0x10
|
|
#define PCIR_CARDBUSCIS 0x28
|
|
#define PCIR_SUBVEND_0 0x2c
|
|
#define PCIR_SUBDEV_0 0x2e
|
|
#define PCIR_BIOS 0x30
|
|
#define PCIM_BIOS_ENABLE 0x01
|
|
#define PCIR_INTLINE 0x3c
|
|
#define PCIR_INTPIN 0x3d
|
|
#define PCIR_MINGNT 0x3e
|
|
#define PCIR_MAXLAT 0x3f
|
|
|
|
/* config registers for header type 1 devices */
|
|
|
|
#define PCIR_SECSTAT_1 0 /**/
|
|
|
|
#define PCIR_PRIBUS_1 0x18
|
|
#define PCIR_SECBUS_1 0x19
|
|
#define PCIR_SUBBUS_1 0x1a
|
|
#define PCIR_SECLAT_1 0x1b
|
|
|
|
#define PCIR_IOBASEL_1 0x1c
|
|
#define PCIR_IOLIMITL_1 0x1d
|
|
#define PCIR_IOBASEH_1 0 /**/
|
|
#define PCIR_IOLIMITH_1 0 /**/
|
|
|
|
#define PCIR_MEMBASE_1 0x20
|
|
#define PCIR_MEMLIMIT_1 0x22
|
|
|
|
#define PCIR_PMBASEL_1 0x24
|
|
#define PCIR_PMLIMITL_1 0x26
|
|
#define PCIR_PMBASEH_1 0 /**/
|
|
#define PCIR_PMLIMITH_1 0 /**/
|
|
|
|
#define PCIR_BRIDGECTL_1 0 /**/
|
|
|
|
#define PCIR_SUBVEND_1 0x34
|
|
#define PCIR_SUBDEV_1 0x36
|
|
|
|
/* config registers for header type 2 devices */
|
|
|
|
#define PCIR_SECSTAT_2 0x16
|
|
|
|
#define PCIR_PRIBUS_2 0x18
|
|
#define PCIR_SECBUS_2 0x19
|
|
#define PCIR_SUBBUS_2 0x1a
|
|
#define PCIR_SECLAT_2 0x1b
|
|
|
|
#define PCIR_MEMBASE0_2 0x1c
|
|
#define PCIR_MEMLIMIT0_2 0x20
|
|
#define PCIR_MEMBASE1_2 0x24
|
|
#define PCIR_MEMLIMIT1_2 0x28
|
|
#define PCIR_IOBASE0_2 0x2c
|
|
#define PCIR_IOLIMIT0_2 0x30
|
|
#define PCIR_IOBASE1_2 0x34
|
|
#define PCIR_IOLIMIT1_2 0x38
|
|
|
|
#define PCIR_BRIDGECTL_2 0x3e
|
|
|
|
#define PCIR_SUBVEND_2 0x40
|
|
#define PCIR_SUBDEV_2 0x42
|
|
|
|
#define PCIR_PCCARDIF_2 0x44
|
|
|
|
/* PCI device class, subclass and programming interface definitions */
|
|
|
|
#define PCIC_OLD 0x00
|
|
#define PCIS_OLD_NONVGA 0x00
|
|
#define PCIS_OLD_VGA 0x01
|
|
|
|
#define PCIC_STORAGE 0x01
|
|
#define PCIS_STORAGE_SCSI 0x00
|
|
#define PCIS_STORAGE_IDE 0x01
|
|
#define PCIP_STORAGE_IDE_MODEPRIM 0x01
|
|
#define PCIP_STORAGE_IDE_PROGINDPRIM 0x02
|
|
#define PCIP_STORAGE_IDE_MODESEC 0x04
|
|
#define PCIP_STORAGE_IDE_PROGINDSEC 0x08
|
|
#define PCIP_STORAGE_IDE_MASTERDEV 0x80
|
|
#define PCIS_STORAGE_FLOPPY 0x02
|
|
#define PCIS_STORAGE_IPI 0x03
|
|
#define PCIS_STORAGE_RAID 0x04
|
|
#define PCIS_STORAGE_OTHER 0x80
|
|
|
|
#define PCIC_NETWORK 0x02
|
|
#define PCIS_NETWORK_ETHERNET 0x00
|
|
#define PCIS_NETWORK_TOKENRING 0x01
|
|
#define PCIS_NETWORK_FDDI 0x02
|
|
#define PCIS_NETWORK_ATM 0x03
|
|
#define PCIS_NETWORK_OTHER 0x80
|
|
|
|
#define PCIC_DISPLAY 0x03
|
|
#define PCIS_DISPLAY_VGA 0x00
|
|
#define PCIS_DISPLAY_XGA 0x01
|
|
#define PCIS_DISPLAY_OTHER 0x80
|
|
|
|
#define PCIC_MULTIMEDIA 0x04
|
|
#define PCIS_MULTIMEDIA_VIDEO 0x00
|
|
#define PCIS_MULTIMEDIA_AUDIO 0x01
|
|
#define PCIS_MULTIMEDIA_OTHER 0x80
|
|
|
|
#define PCIC_MEMORY 0x05
|
|
#define PCIS_MEMORY_RAM 0x00
|
|
#define PCIS_MEMORY_FLASH 0x01
|
|
#define PCIS_MEMORY_OTHER 0x80
|
|
|
|
#define PCIC_BRIDGE 0x06
|
|
#define PCIS_BRIDGE_HOST 0x00
|
|
#define PCIS_BRIDGE_ISA 0x01
|
|
#define PCIS_BRIDGE_EISA 0x02
|
|
#define PCIS_BRIDGE_MCA 0x03
|
|
#define PCIS_BRIDGE_PCI 0x04
|
|
#define PCIS_BRIDGE_PCMCIA 0x05
|
|
#define PCIS_BRIDGE_NUBUS 0x06
|
|
#define PCIS_BRIDGE_CARDBUS 0x07
|
|
#define PCIS_BRIDGE_OTHER 0x80
|
|
|
|
#define PCIC_SIMPLECOMM 0x07
|
|
#define PCIS_SIMPLECOMM_UART 0x00
|
|
#define PCIP_SIMPLECOMM_UART_16550A 0x02
|
|
#define PCIS_SIMPLECOMM_PAR 0x01
|
|
#define PCIS_SIMPLECOMM_OTHER 0x80
|
|
|
|
#define PCIC_BASEPERIPH 0x08
|
|
#define PCIS_BASEPERIPH_PIC 0x00
|
|
#define PCIS_BASEPERIPH_DMA 0x01
|
|
#define PCIS_BASEPERIPH_TIMER 0x02
|
|
#define PCIS_BASEPERIPH_RTC 0x03
|
|
#define PCIS_BASEPERIPH_OTHER 0x80
|
|
|
|
#define PCIC_INPUTDEV 0x09
|
|
#define PCIS_INPUTDEV_KEYBOARD 0x00
|
|
#define PCIS_INPUTDEV_DIGITIZER 0x01
|
|
#define PCIS_INPUTDEV_MOUSE 0x02
|
|
#define PCIS_INPUTDEV_OTHER 0x80
|
|
|
|
#define PCIC_DOCKING 0x0a
|
|
#define PCIS_DOCKING_GENERIC 0x00
|
|
#define PCIS_DOCKING_OTHER 0x80
|
|
|
|
#define PCIC_PROCESSOR 0x0b
|
|
#define PCIS_PROCESSOR_386 0x00
|
|
#define PCIS_PROCESSOR_486 0x01
|
|
#define PCIS_PROCESSOR_PENTIUM 0x02
|
|
#define PCIS_PROCESSOR_ALPHA 0x10
|
|
#define PCIS_PROCESSOR_POWERPC 0x20
|
|
#define PCIS_PROCESSOR_COPROC 0x40
|
|
|
|
#define PCIC_SERIALBUS 0x0c
|
|
#define PCIS_SERIALBUS_FW 0x00
|
|
#define PCIS_SERIALBUS_ACCESS 0x01
|
|
#define PCIS_SERIALBUS_SSA 0x02
|
|
#define PCIS_SERIALBUS_USB 0x03
|
|
#define PCIS_SERIALBUS_FC 0x04
|
|
#define PCIS_SERIALBUS_SMBUS 0x05
|
|
|
|
#define PCIC_OTHER 0xff
|
|
|
|
/* some PCI vendor definitions (only used to identify ancient devices !!! */
|
|
|
|
#define PCIV_INTEL 0x8086
|
|
|
|
#define PCID_INTEL_SATURN 0x0483
|
|
#define PCID_INTEL_ORION 0x84c4
|
|
|
|
/* for compatibility to FreeBSD-2.2 and 3.x versions of PCI code */
|
|
|
|
#if defined(_KERNEL) && !defined(KLD_MODULE)
|
|
#include "opt_compat_oldpci.h"
|
|
#endif
|
|
|
|
#ifdef COMPAT_OLDPCI
|
|
|
|
#define PCI_ID_REG 0x00
|
|
#define PCI_COMMAND_STATUS_REG 0x04
|
|
#define PCI_COMMAND_IO_ENABLE 0x00000001
|
|
#define PCI_COMMAND_MEM_ENABLE 0x00000002
|
|
#define PCI_CLASS_REG 0x08
|
|
#define PCI_CLASS_MASK 0xff000000
|
|
#define PCI_SUBCLASS_MASK 0x00ff0000
|
|
#define PCI_REVISION_MASK 0x000000ff
|
|
#define PCI_CLASS_PREHISTORIC 0x00000000
|
|
#define PCI_SUBCLASS_PREHISTORIC_VGA 0x00010000
|
|
#define PCI_CLASS_MASS_STORAGE 0x01000000
|
|
#define PCI_CLASS_DISPLAY 0x03000000
|
|
#define PCI_SUBCLASS_DISPLAY_VGA 0x00000000
|
|
#define PCI_CLASS_BRIDGE 0x06000000
|
|
#define PCI_MAP_REG_START 0x10
|
|
#define PCI_MAP_REG_END 0x28
|
|
#define PCI_MAP_IO 0x00000001
|
|
#define PCI_INTERRUPT_REG 0x3c
|
|
|
|
#endif /* COMPAT_OLDPCI */
|