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320 lines
9.3 KiB
C
320 lines
9.3 KiB
C
/*
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* Copyright (c) 1997, Stefan Esser <se@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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/*
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* PCIM_xxx: mask to locate subfield in register
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* PCIR_xxx: config register offset
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* PCIC_xxx: device class
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* PCIS_xxx: device subclass
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* PCIP_xxx: device programming interface
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* PCIV_xxx: PCI vendor ID (only required to fixup ancient devices)
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* PCID_xxx: device ID
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*/
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/* some PCI bus constants */
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#define PCI_BUSMAX 255
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#define PCI_SLOTMAX 31
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#define PCI_FUNCMAX 7
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#define PCI_REGMAX 255
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/* PCI config header registers for all devices */
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#define PCIR_DEVVENDOR 0x00
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#define PCIR_VENDOR 0x00
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#define PCIR_DEVICE 0x02
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#define PCIR_COMMAND 0x04
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#define PCIM_CMD_PORTEN 0x0001
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#define PCIM_CMD_MEMEN 0x0002
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#define PCIM_CMD_BUSMASTEREN 0x0004
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#define PCIM_CMD_SPECIALEN 0x0008
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#define PCIM_CMD_MWRICEN 0x0010
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#define PCIM_CMD_PERRESPEN 0x0040
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#define PCIM_CMD_SERRESPEN 0x0100
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#define PCIM_CMD_BACKTOBACK 0x0200
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#define PCIR_STATUS 0x06
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#define PCIM_STATUS_CAPPRESENT 0x0010
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#define PCIM_STATUS_66CAPABLE 0x0020
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#define PCIM_STATUS_BACKTOBACK 0x0080
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#define PCIM_STATUS_PERRREPORT 0x0100
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#define PCIM_STATUS_SEL_FAST 0x0000
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#define PCIM_STATUS_SEL_MEDIMUM 0x0200
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#define PCIM_STATUS_SEL_SLOW 0x0400
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#define PCIM_STATUS_SEL_MASK 0x0600
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#define PCIM_STATUS_STABORT 0x0800
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#define PCIM_STATUS_RTABORT 0x1000
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#define PCIM_STATUS_RMABORT 0x2000
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#define PCIM_STATUS_SERR 0x4000
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#define PCIM_STATUS_PERR 0x8000
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#define PCIR_REVID 0x08
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#define PCIR_PROGIF 0x09
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#define PCIR_SUBCLASS 0x0a
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#define PCIR_CLASS 0x0b
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#define PCIR_CACHELNSZ 0x0c
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#define PCIR_LATTIMER 0x0d
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#define PCIR_HEADERTYPE 0x0e
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#define PCIM_MFDEV 0x80
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#define PCIR_BIST 0x0f
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/* config registers for header type 0 devices */
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#define PCIR_MAPS 0x10
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#define PCIR_CARDBUSCIS 0x28
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#define PCIR_SUBVEND_0 0x2c
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#define PCIR_SUBDEV_0 0x2e
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#define PCIR_BIOS 0x30
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#define PCIM_BIOS_ENABLE 0x01
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#define PCIR_CAP_PTR 0x34
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#define PCIR_INTLINE 0x3c
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#define PCIR_INTPIN 0x3d
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#define PCIR_MINGNT 0x3e
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#define PCIR_MAXLAT 0x3f
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/* config registers for header type 1 devices */
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#define PCIR_SECSTAT_1 0x1e
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#define PCIR_PRIBUS_1 0x18
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#define PCIR_SECBUS_1 0x19
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#define PCIR_SUBBUS_1 0x1a
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#define PCIR_SECLAT_1 0x1b
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#define PCIR_IOBASEL_1 0x1c
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#define PCIR_IOLIMITL_1 0x1d
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#define PCIR_IOBASEH_1 0x30
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#define PCIR_IOLIMITH_1 0x32
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#define PCIM_BRIO_16 0x0
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#define PCIM_BRIO_32 0x1
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#define PCIM_BRIO_MASK 0xf
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#define PCIR_MEMBASE_1 0x20
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#define PCIR_MEMLIMIT_1 0x22
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#define PCIR_PMBASEL_1 0x24
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#define PCIR_PMLIMITL_1 0x26
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#define PCIR_PMBASEH_1 0x28
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#define PCIR_PMLIMITH_1 0x2c
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#define PCIR_BRIDGECTL_1 0x3e
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#define PCIR_SUBVEND_1 0x34
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#define PCIR_SUBDEV_1 0x36
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/* config registers for header type 2 devices */
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#define PCIR_SECSTAT_2 0x16
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#define PCIR_PRIBUS_2 0x18
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#define PCIR_SECBUS_2 0x19
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#define PCIR_SUBBUS_2 0x1a
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#define PCIR_SECLAT_2 0x1b
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#define PCIR_MEMBASE0_2 0x1c
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#define PCIR_MEMLIMIT0_2 0x20
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#define PCIR_MEMBASE1_2 0x24
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#define PCIR_MEMLIMIT1_2 0x28
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#define PCIR_IOBASE0_2 0x2c
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#define PCIR_IOLIMIT0_2 0x30
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#define PCIR_IOBASE1_2 0x34
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#define PCIR_IOLIMIT1_2 0x38
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#define PCIR_BRIDGECTL_2 0x3e
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#define PCIR_SUBVEND_2 0x40
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#define PCIR_SUBDEV_2 0x42
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#define PCIR_PCCARDIF_2 0x44
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/* PCI device class, subclass and programming interface definitions */
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#define PCIC_OLD 0x00
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#define PCIS_OLD_NONVGA 0x00
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#define PCIS_OLD_VGA 0x01
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#define PCIC_STORAGE 0x01
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#define PCIS_STORAGE_SCSI 0x00
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#define PCIS_STORAGE_IDE 0x01
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#define PCIP_STORAGE_IDE_MODEPRIM 0x01
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#define PCIP_STORAGE_IDE_PROGINDPRIM 0x02
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#define PCIP_STORAGE_IDE_MODESEC 0x04
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#define PCIP_STORAGE_IDE_PROGINDSEC 0x08
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#define PCIP_STORAGE_IDE_MASTERDEV 0x80
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#define PCIS_STORAGE_FLOPPY 0x02
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#define PCIS_STORAGE_IPI 0x03
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#define PCIS_STORAGE_RAID 0x04
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#define PCIS_STORAGE_OTHER 0x80
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#define PCIC_NETWORK 0x02
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#define PCIS_NETWORK_ETHERNET 0x00
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#define PCIS_NETWORK_TOKENRING 0x01
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#define PCIS_NETWORK_FDDI 0x02
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#define PCIS_NETWORK_ATM 0x03
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#define PCIS_NETWORK_OTHER 0x80
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#define PCIC_DISPLAY 0x03
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#define PCIS_DISPLAY_VGA 0x00
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#define PCIS_DISPLAY_XGA 0x01
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#define PCIS_DISPLAY_OTHER 0x80
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#define PCIC_MULTIMEDIA 0x04
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#define PCIS_MULTIMEDIA_VIDEO 0x00
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#define PCIS_MULTIMEDIA_AUDIO 0x01
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#define PCIS_MULTIMEDIA_OTHER 0x80
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#define PCIC_MEMORY 0x05
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#define PCIS_MEMORY_RAM 0x00
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#define PCIS_MEMORY_FLASH 0x01
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#define PCIS_MEMORY_OTHER 0x80
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#define PCIC_BRIDGE 0x06
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#define PCIS_BRIDGE_HOST 0x00
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#define PCIS_BRIDGE_ISA 0x01
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#define PCIS_BRIDGE_EISA 0x02
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#define PCIS_BRIDGE_MCA 0x03
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#define PCIS_BRIDGE_PCI 0x04
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#define PCIS_BRIDGE_PCMCIA 0x05
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#define PCIS_BRIDGE_NUBUS 0x06
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#define PCIS_BRIDGE_CARDBUS 0x07
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#define PCIS_BRIDGE_OTHER 0x80
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#define PCIC_SIMPLECOMM 0x07
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#define PCIS_SIMPLECOMM_UART 0x00
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#define PCIP_SIMPLECOMM_UART_16550A 0x02
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#define PCIS_SIMPLECOMM_PAR 0x01
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#define PCIS_SIMPLECOMM_OTHER 0x80
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#define PCIC_BASEPERIPH 0x08
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#define PCIS_BASEPERIPH_PIC 0x00
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#define PCIS_BASEPERIPH_DMA 0x01
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#define PCIS_BASEPERIPH_TIMER 0x02
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#define PCIS_BASEPERIPH_RTC 0x03
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#define PCIS_BASEPERIPH_OTHER 0x80
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#define PCIC_INPUTDEV 0x09
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#define PCIS_INPUTDEV_KEYBOARD 0x00
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#define PCIS_INPUTDEV_DIGITIZER 0x01
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#define PCIS_INPUTDEV_MOUSE 0x02
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#define PCIS_INPUTDEV_OTHER 0x80
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#define PCIC_DOCKING 0x0a
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#define PCIS_DOCKING_GENERIC 0x00
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#define PCIS_DOCKING_OTHER 0x80
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#define PCIC_PROCESSOR 0x0b
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#define PCIS_PROCESSOR_386 0x00
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#define PCIS_PROCESSOR_486 0x01
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#define PCIS_PROCESSOR_PENTIUM 0x02
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#define PCIS_PROCESSOR_ALPHA 0x10
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#define PCIS_PROCESSOR_POWERPC 0x20
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#define PCIS_PROCESSOR_COPROC 0x40
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#define PCIC_SERIALBUS 0x0c
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#define PCIS_SERIALBUS_FW 0x00
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#define PCIS_SERIALBUS_ACCESS 0x01
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#define PCIS_SERIALBUS_SSA 0x02
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#define PCIS_SERIALBUS_USB 0x03
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#define PCIS_SERIALBUS_FC 0x04
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#define PCIS_SERIALBUS_SMBUS 0x05
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#define PCIC_OTHER 0xff
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/* PCI power manangement */
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#define PCIR_POWER_CAP 0x2
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#define PCIM_PCAP_SPEC 0x0007
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#define PCIM_PCAP_PMEREQCLK 0x0008
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#define PCIM_PCAP_PMEREQPWR 0x0010
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#define PCIM_PCAP_DEVSPECINIT 0x0020
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#define PCIM_PCAP_DYNCLOCK 0x0040
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#define PCIM_PCAP_SECCLOCK 0x00c0
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#define PCIM_PCAP_CLOCKMASK 0x00c0
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#define PCIM_PCAP_REQFULLCLOCK 0x0100
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#define PCIM_PCAP_D1SUPP 0x0200
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#define PCIM_PCAP_D2SUPP 0x0400
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#define PCIM_PCAP_D0PME 0x1000
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#define PCIM_PCAP_D1PME 0x2000
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#define PCIM_PCAP_D2PME 0x4000
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#define PCIR_POWER_STATUS 0x4
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#define PCIM_PSTAT_D0 0x0000
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#define PCIM_PSTAT_D1 0x0001
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#define PCIM_PSTAT_D2 0x0002
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#define PCIM_PSTAT_D3 0x0003
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#define PCIM_PSTAT_DMASK 0x0003
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#define PCIM_PSTAT_REPENABLE 0x0010
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#define PCIM_PSTAT_PMEENABLE 0x0100
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#define PCIM_PSTAT_D0POWER 0x0000
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#define PCIM_PSTAT_D1POWER 0x0200
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#define PCIM_PSTAT_D2POWER 0x0400
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#define PCIM_PSTAT_D3POWER 0x0600
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#define PCIM_PSTAT_D0HEAT 0x0800
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#define PCIM_PSTAT_D1HEAT 0x1000
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#define PCIM_PSTAT_D2HEAT 0x1200
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#define PCIM_PSTAT_D3HEAT 0x1400
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#define PCIM_PSTAT_DATAUNKN 0x0000
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#define PCIM_PSTAT_DATADIV10 0x2000
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#define PCIM_PSTAT_DATADIV100 0x4000
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#define PCIM_PSTAT_DATADIV1000 0x6000
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#define PCIM_PSTAT_DATADIVMASK 0x6000
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#define PCIM_PSTAT_PME 0x8000
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#define PCIR_POWER_PMCSR 0x6
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#define PCIM_PMCSR_DCLOCK 0x10
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#define PCIM_PMCSR_B2SUPP 0x20
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#define PCIM_BMCSR_B3SUPP 0x40
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#define PCIM_BMCSR_BPCE 0x80
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#define PCIR_POWER_DATA 0x7
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/* PCI-X definitions */
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#define PCIXR_COMMAND 0x96
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#define PCIXR_DEVADDR 0x98
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#define PCIXM_DEVADDR_FNUM 0x0003 /* Function Number */
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#define PCIXM_DEVADDR_DNUM 0x00F8 /* Device Number */
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#define PCIXM_DEVADDR_BNUM 0xFF00 /* Bus Number */
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#define PCIXR_STATUS 0x9A
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#define PCIXM_STATUS_64BIT 0x0001 /* Active 64bit connection to device. */
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#define PCIXM_STATUS_133CAP 0x0002 /* Device is 133MHz capable */
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#define PCIXM_STATUS_SCDISC 0x0004 /* Split Completion Discarded */
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#define PCIXM_STATUS_UNEXPSC 0x0008 /* Unexpected Split Completion */
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#define PCIXM_STATUS_CMPLEXDEV 0x0010 /* Device Complexity (set == bridge) */
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#define PCIXM_STATUS_MAXMRDBC 0x0060 /* Maximum Burst Read Count */
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#define PCIXM_STATUS_MAXSPLITS 0x0380 /* Maximum Split Transactions */
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#define PCIXM_STATUS_MAXCRDS 0x1C00 /* Maximum Cumulative Read Size */
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#define PCIXM_STATUS_RCVDSCEM 0x2000 /* Received a Split Comp w/Error msg */
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#if 0
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/* some PCI vendor definitions (only used to identify ancient devices !!! */
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#define PCIV_INTEL 0x8086
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#define PCID_INTEL_SATURN 0x0483
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#define PCID_INTEL_ORION 0x84c4
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#endif
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