/* $OpenBSD: pcireg.h,v 1.34 2007/11/26 13:20:28 jsg Exp $ */ /* $NetBSD: pcireg.h,v 1.26 2000/05/10 16:58:42 thorpej Exp $ */ /* * Copyright (c) 1995, 1996 Christopher G. Demetriou. All rights reserved. * Copyright (c) 1994, 1996 Charles Hannum. 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, 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 by Charles Hannum. * 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. */ #ifndef _DEV_PCI_PCIREG_H_ #define _DEV_PCI_PCIREG_H_ /* * Standardized PCI configuration information * * XXX This is not complete. */ /* * Device identification register; contains a vendor ID and a device ID. */ #define PCI_ID_REG 0x00 typedef u_int16_t pci_vendor_id_t; typedef u_int16_t pci_product_id_t; #define PCI_VENDOR_SHIFT 0 #define PCI_VENDOR_MASK 0xffff #define PCI_VENDOR(id) \ (((id) >> PCI_VENDOR_SHIFT) & PCI_VENDOR_MASK) #define PCI_PRODUCT_SHIFT 16 #define PCI_PRODUCT_MASK 0xffff #define PCI_PRODUCT(id) \ (((id) >> PCI_PRODUCT_SHIFT) & PCI_PRODUCT_MASK) #define PCI_ID_CODE(vid,pid) \ ((((vid) & PCI_VENDOR_MASK) << PCI_VENDOR_SHIFT) | \ (((pid) & PCI_PRODUCT_MASK) << PCI_PRODUCT_SHIFT)) /* * Command and status register. */ #define PCI_COMMAND_STATUS_REG 0x04 #define PCI_COMMAND_IO_ENABLE 0x00000001 #define PCI_COMMAND_MEM_ENABLE 0x00000002 #define PCI_COMMAND_MASTER_ENABLE 0x00000004 #define PCI_COMMAND_SPECIAL_ENABLE 0x00000008 #define PCI_COMMAND_INVALIDATE_ENABLE 0x00000010 #define PCI_COMMAND_PALETTE_ENABLE 0x00000020 #define PCI_COMMAND_PARITY_ENABLE 0x00000040 #define PCI_COMMAND_STEPPING_ENABLE 0x00000080 #define PCI_COMMAND_SERR_ENABLE 0x00000100 #define PCI_COMMAND_BACKTOBACK_ENABLE 0x00000200 #define PCI_STATUS_CAPLIST_SUPPORT 0x00100000 #define PCI_STATUS_66MHZ_SUPPORT 0x00200000 #define PCI_STATUS_UDF_SUPPORT 0x00400000 #define PCI_STATUS_BACKTOBACK_SUPPORT 0x00800000 #define PCI_STATUS_PARITY_ERROR 0x01000000 #define PCI_STATUS_DEVSEL_FAST 0x00000000 #define PCI_STATUS_DEVSEL_MEDIUM 0x02000000 #define PCI_STATUS_DEVSEL_SLOW 0x04000000 #define PCI_STATUS_DEVSEL_MASK 0x06000000 #define PCI_STATUS_TARGET_TARGET_ABORT 0x08000000 #define PCI_STATUS_MASTER_TARGET_ABORT 0x10000000 #define PCI_STATUS_MASTER_ABORT 0x20000000 #define PCI_STATUS_SPECIAL_ERROR 0x40000000 #define PCI_STATUS_PARITY_DETECT 0x80000000 #define PCI_COMMAND_STATUS_BITS \ ("\020\01IO\02MEM\03MASTER\04SPECIAL\05INVALIDATE\06PALETTE\07PARITY"\ "\010STEPPING\011SERR\012BACKTOBACK\025CAPLIST\026CLK66\027UDF"\ "\030BACK2BACK_STAT\031PARITY_STAT\032DEVSEL_MEDIUM\033DEVSEL_SLOW"\ "\034TARGET_TARGET_ABORT\035MASTER_TARGET_ABORT\036MASTER_ABORT"\ "\037SPECIAL_ERROR\040PARITY_DETECT") /* * PCI Class and Revision Register; defines type and revision of device. */ #define PCI_CLASS_REG 0x08 typedef u_int8_t pci_class_t; typedef u_int8_t pci_subclass_t; typedef u_int8_t pci_interface_t; typedef u_int8_t pci_revision_t; #define PCI_CLASS_SHIFT 24 #define PCI_CLASS_MASK 0xff #define PCI_CLASS(cr) \ (((cr) >> PCI_CLASS_SHIFT) & PCI_CLASS_MASK) #define PCI_SUBCLASS_SHIFT 16 #define PCI_SUBCLASS_MASK 0xff #define PCI_SUBCLASS(cr) \ (((cr) >> PCI_SUBCLASS_SHIFT) & PCI_SUBCLASS_MASK) #define PCI_INTERFACE_SHIFT 8 #define PCI_INTERFACE_MASK 0xff #define PCI_INTERFACE(cr) \ (((cr) >> PCI_INTERFACE_SHIFT) & PCI_INTERFACE_MASK) #define PCI_REVISION_SHIFT 0 #define PCI_REVISION_MASK 0xff #define PCI_REVISION(cr) \ (((cr) >> PCI_REVISION_SHIFT) & PCI_REVISION_MASK) /* base classes */ #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_SYSTEM 0x08 #define PCI_CLASS_INPUT 0x09 #define PCI_CLASS_DOCK 0x0a #define PCI_CLASS_PROCESSOR 0x0b #define PCI_CLASS_SERIALBUS 0x0c #define PCI_CLASS_WIRELESS 0x0d #define PCI_CLASS_I2O 0x0e #define PCI_CLASS_SATCOM 0x0f #define PCI_CLASS_CRYPTO 0x10 #define PCI_CLASS_DASP 0x11 #define PCI_CLASS_UNDEFINED 0xff /* 0x00 prehistoric subclasses */ #define PCI_SUBCLASS_PREHISTORIC_MISC 0x00 #define PCI_SUBCLASS_PREHISTORIC_VGA 0x01 /* 0x01 mass storage subclasses */ #define PCI_SUBCLASS_MASS_STORAGE_SCSI 0x00 #define PCI_SUBCLASS_MASS_STORAGE_IDE 0x01 #define PCI_SUBCLASS_MASS_STORAGE_FLOPPY 0x02 #define PCI_SUBCLASS_MASS_STORAGE_IPI 0x03 #define PCI_SUBCLASS_MASS_STORAGE_RAID 0x04 #define PCI_SUBCLASS_MASS_STORAGE_ATA 0x05 #define PCI_SUBCLASS_MASS_STORAGE_SATA 0x06 #define PCI_SUBCLASS_MASS_STORAGE_SAS 0x07 #define PCI_SUBCLASS_MASS_STORAGE_MISC 0x80 /* 0x02 network subclasses */ #define PCI_SUBCLASS_NETWORK_ETHERNET 0x00 #define PCI_SUBCLASS_NETWORK_TOKENRING 0x01 #define PCI_SUBCLASS_NETWORK_FDDI 0x02 #define PCI_SUBCLASS_NETWORK_ATM 0x03 #define PCI_SUBCLASS_NETWORK_ISDN 0x04 #define PCI_SUBCLASS_NETWORK_WORLDFIP 0x05 #define PCI_SUBCLASS_NETWORK_PCIMGMULTICOMP 0x06 #define PCI_SUBCLASS_NETWORK_MISC 0x80 /* 0x03 display subclasses */ #define PCI_SUBCLASS_DISPLAY_VGA 0x00 #define PCI_SUBCLASS_DISPLAY_XGA 0x01 #define PCI_SUBCLASS_DISPLAY_3D 0x02 #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_TELEPHONY 0x02 #define PCI_SUBCLASS_MULTIMEDIA_HDAUDIO 0x03 #define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80 /* 0x05 memory subclasses */ #define PCI_SUBCLASS_MEMORY_RAM 0x00 #define PCI_SUBCLASS_MEMORY_FLASH 0x01 #define PCI_SUBCLASS_MEMORY_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_STPCI 0x09 #define PCI_SUBCLASS_BRIDGE_INFINIBAND 0x0a #define PCI_SUBCLASS_BRIDGE_MISC 0x80 /* 0x07 communications subclasses */ #define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00 #define PCI_SUBCLASS_COMMUNICATIONS_PARALLEL 0x01 #define PCI_SUBCLASS_COMMUNICATIONS_MPSERIAL 0x02 #define PCI_SUBCLASS_COMMUNICATIONS_MODEM 0x03 #define PCI_SUBCLASS_COMMUNICATIONS_GPIB 0x04 #define PCI_SUBCLASS_COMMUNICATIONS_SMARTCARD 0x05 #define PCI_SUBCLASS_COMMUNICATIONS_MISC 0x80 /* 0x08 system subclasses */ #define PCI_SUBCLASS_SYSTEM_PIC 0x00 #define PCI_SUBCLASS_SYSTEM_DMA 0x01 #define PCI_SUBCLASS_SYSTEM_TIMER 0x02 #define PCI_SUBCLASS_SYSTEM_RTC 0x03 #define PCI_SUBCLASS_SYSTEM_PCIHOTPLUG 0x04 #define PCI_SUBCLASS_SYSTEM_SDHC 0x05 #define PCI_SUBCLASS_SYSTEM_MISC 0x80 /* 0x09 input subclasses */ #define PCI_SUBCLASS_INPUT_KEYBOARD 0x00 #define PCI_SUBCLASS_INPUT_DIGITIZER 0x01 #define PCI_SUBCLASS_INPUT_MOUSE 0x02 #define PCI_SUBCLASS_INPUT_SCANNER 0x03 #define PCI_SUBCLASS_INPUT_GAMEPORT 0x04 #define PCI_SUBCLASS_INPUT_MISC 0x80 /* 0x0a dock subclasses */ #define PCI_SUBCLASS_DOCK_GENERIC 0x00 #define PCI_SUBCLASS_DOCK_MISC 0x80 /* 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 /* 0x0c serial bus subclasses */ #define PCI_SUBCLASS_SERIALBUS_FIREWIRE 0x00 #define PCI_SUBCLASS_SERIALBUS_ACCESS 0x01 #define PCI_SUBCLASS_SERIALBUS_SSA 0x02 #define PCI_SUBCLASS_SERIALBUS_USB 0x03 #define PCI_SUBCLASS_SERIALBUS_FIBER 0x04 #define PCI_SUBCLASS_SERIALBUS_SMBUS 0x05 #define PCI_SUBCLASS_SERIALBUS_INFINIBAND 0x06 #define PCI_SUBCLASS_SERIALBUS_IPMI 0x07 #define PCI_SUBCLASS_SERIALBUS_SERCOS 0x08 #define PCI_SUBCLASS_SERIALBUS_CANBUS 0x09 /* 0x0d wireless subclasses */ #define PCI_SUBCLASS_WIRELESS_IRDA 0x00 #define PCI_SUBCLASS_WIRELESS_CONSUMERIR 0x01 #define PCI_SUBCLASS_WIRELESS_RF 0x10 #define PCI_SUBCLASS_WIRELESS_BLUETOOTH 0x11 #define PCI_SUBCLASS_WIRELESS_BROADBAND 0x12 #define PCI_SUBCLASS_WIRELESS_802_11A 0x20 #define PCI_SUBCLASS_WIRELESS_802_11B 0x21 #define PCI_SUBCLASS_WIRELESS_MISC 0x80 /* 0x0e I2O (Intelligent I/O) subclasses */ #define PCI_SUBCLASS_I2O_STANDARD 0x00 /* 0x0f satellite communication subclasses */ /* PCI_SUBCLASS_SATCOM_??? 0x00 / * XXX ??? */ #define PCI_SUBCLASS_SATCOM_TV 0x01 #define PCI_SUBCLASS_SATCOM_AUDIO 0x02 #define PCI_SUBCLASS_SATCOM_VOICE 0x03 #define PCI_SUBCLASS_SATCOM_DATA 0x04 /* 0x10 encryption/decryption subclasses */ #define PCI_SUBCLASS_CRYPTO_NETCOMP 0x00 #define PCI_SUBCLASS_CRYPTO_ENTERTAINMENT 0x10 #define PCI_SUBCLASS_CRYPTO_MISC 0x80 /* 0x11 data acquisition and signal processing subclasses */ #define PCI_SUBCLASS_DASP_DPIO 0x00 #define PCI_SUBCLASS_DASP_TIMEFREQ 0x01 #define PCI_SUBCLASS_DASP_SYNC 0x10 #define PCI_SUBCLASS_DASP_MGMT 0x20 #define PCI_SUBCLASS_DASP_MISC 0x80 /* * PCI BIST/Header Type/Latency Timer/Cache Line Size Register. */ #define PCI_BHLC_REG 0x0c #define PCI_BIST_SHIFT 24 #define PCI_BIST_MASK 0xff #define PCI_BIST(bhlcr) \ (((bhlcr) >> PCI_BIST_SHIFT) & PCI_BIST_MASK) #define PCI_HDRTYPE_SHIFT 16 #define PCI_HDRTYPE_MASK 0xff #define PCI_HDRTYPE(bhlcr) \ (((bhlcr) >> PCI_HDRTYPE_SHIFT) & PCI_HDRTYPE_MASK) #define PCI_HDRTYPE_TYPE(bhlcr) \ (PCI_HDRTYPE(bhlcr) & 0x7f) #define PCI_HDRTYPE_MULTIFN(bhlcr) \ ((PCI_HDRTYPE(bhlcr) & 0x80) != 0) #define PCI_LATTIMER_SHIFT 8 #define PCI_LATTIMER_MASK 0xff #define PCI_LATTIMER(bhlcr) \ (((bhlcr) >> PCI_LATTIMER_SHIFT) & PCI_LATTIMER_MASK) #define PCI_CACHELINE_SHIFT 0 #define PCI_CACHELINE_MASK 0xff #define PCI_CACHELINE(bhlcr) \ (((bhlcr) >> PCI_CACHELINE_SHIFT) & PCI_CACHELINE_MASK) /* config registers for header type 0 devices */ #define PCI_MAPS 0x10 #define PCI_CARDBUSCIS 0x28 #define PCI_SUBVEND_0 0x2c #define PCI_SUBDEV_0 0x2e #define PCI_INTLINE 0x3c #define PCI_INTPIN 0x3d #define PCI_MINGNT 0x3e #define PCI_MAXLAT 0x3f /* config registers for header type 1 devices */ #define PCI_SECSTAT_1 0 /**/ #define PCI_PRIBUS_1 0x18 #define PCI_SECBUS_1 0x19 #define PCI_SUBBUS_1 0x1a #define PCI_SECLAT_1 0x1b #define PCI_IOBASEL_1 0x1c #define PCI_IOLIMITL_1 0x1d #define PCI_IOBASEH_1 0 /**/ #define PCI_IOLIMITH_1 0 /**/ #define PCI_MEMBASE_1 0x20 #define PCI_MEMLIMIT_1 0x22 #define PCI_PMBASEL_1 0x24 #define PCI_PMLIMITL_1 0x26 #define PCI_PMBASEH_1 0 /**/ #define PCI_PMLIMITH_1 0 /**/ #define PCI_BRIDGECTL_1 0 /**/ #define PCI_SUBVEND_1 0x34 #define PCI_SUBDEV_1 0x36 /* config registers for header type 2 devices */ #define PCI_SECSTAT_2 0x16 #define PCI_PRIBUS_2 0x18 #define PCI_SECBUS_2 0x19 #define PCI_SUBBUS_2 0x1a #define PCI_SECLAT_2 0x1b #define PCI_MEMBASE0_2 0x1c #define PCI_MEMLIMIT0_2 0x20 #define PCI_MEMBASE1_2 0x24 #define PCI_MEMLIMIT1_2 0x28 #define PCI_IOBASE0_2 0x2c #define PCI_IOLIMIT0_2 0x30 #define PCI_IOBASE1_2 0x34 #define PCI_IOLIMIT1_2 0x38 #define PCI_BRIDGECTL_2 0x3e #define PCI_SUBVEND_2 0x40 #define PCI_SUBDEV_2 0x42 #define PCI_PCCARDIF_2 0x44 /* * Mapping registers */ #define PCI_MAPREG_START 0x10 #define PCI_MAPREG_END 0x28 #define PCI_MAPREG_PPB_END 0x18 #define PCI_MAPREG_PCB_END 0x14 #define PCI_MAPREG_TYPE(mr) \ ((mr) & PCI_MAPREG_TYPE_MASK) #define PCI_MAPREG_TYPE_MASK 0x00000001 #define PCI_MAPREG_TYPE_MEM 0x00000000 #define PCI_MAPREG_TYPE_IO 0x00000001 #define PCI_MAPREG_MEM_TYPE(mr) \ ((mr) & PCI_MAPREG_MEM_TYPE_MASK) #define PCI_MAPREG_MEM_TYPE_MASK 0x00000006 #define PCI_MAPREG_MEM_TYPE_32BIT 0x00000000 #define PCI_MAPREG_MEM_TYPE_32BIT_1M 0x00000002 #define PCI_MAPREG_MEM_TYPE_64BIT 0x00000004 #define _PCI_MAPREG_TYPEBITS(reg) \ (PCI_MAPREG_TYPE(reg) == PCI_MAPREG_TYPE_IO ? \ reg & PCI_MAPREG_TYPE_MASK : \ reg & (PCI_MAPREG_TYPE_MASK|PCI_MAPREG_MEM_TYPE_MASK)) #define PCI_MAPREG_MEM_PREFETCHABLE(mr) \ (((mr) & PCI_MAPREG_MEM_PREFETCHABLE_MASK) != 0) #define PCI_MAPREG_MEM_PREFETCHABLE_MASK 0x00000008 #define PCI_MAPREG_MEM_ADDR(mr) \ ((mr) & PCI_MAPREG_MEM_ADDR_MASK) #define PCI_MAPREG_MEM_SIZE(mr) \ (PCI_MAPREG_MEM_ADDR(mr) & -PCI_MAPREG_MEM_ADDR(mr)) #define PCI_MAPREG_MEM_ADDR_MASK 0xfffffff0 #define PCI_MAPREG_MEM64_ADDR(mr) \ ((mr) & PCI_MAPREG_MEM64_ADDR_MASK) #define PCI_MAPREG_MEM64_SIZE(mr) \ (PCI_MAPREG_MEM64_ADDR(mr) & -PCI_MAPREG_MEM64_ADDR(mr)) #define PCI_MAPREG_MEM64_ADDR_MASK 0xfffffffffffffff0ULL #define PCI_MAPREG_IO_ADDR(mr) \ ((mr) & PCI_MAPREG_IO_ADDR_MASK) #define PCI_MAPREG_IO_SIZE(mr) \ (PCI_MAPREG_IO_ADDR(mr) & -PCI_MAPREG_IO_ADDR(mr)) #define PCI_MAPREG_IO_ADDR_MASK 0xfffffffe /* * Cardbus CIS pointer (PCI rev. 2.1) */ #define PCI_CARDBUS_CIS_REG 0x28 /* * Subsystem identification register; contains a vendor ID and a device ID. * Types/macros for PCI_ID_REG apply. * (PCI rev. 2.1) */ #define PCI_SUBSYS_ID_REG 0x2c /* * Expansion ROM Base Address register * (PCI rev. 2.0) */ #define PCI_ROM_REG 0x30 #define PCI_ROM_ENABLE 0x00000001 #define PCI_ROM_ADDR_MASK 0xfffff800 #define PCI_ROM_ADDR(mr) \ ((mr) & PCI_ROM_ADDR_MASK) #define PCI_ROM_SIZE(mr) \ (PCI_ROM_ADDR(mr) & -PCI_ROM_ADDR(mr)) /* * capabilities link list (PCI rev. 2.2) */ #define PCI_CAPLISTPTR_REG 0x34 /* header type 0 */ #define PCI_CARDBUS_CAPLISTPTR_REG 0x14 /* header type 2 */ #define PCI_CAPLIST_PTR(cpr) ((cpr) & 0xff) #define PCI_CAPLIST_NEXT(cr) (((cr) >> 8) & 0xff) #define PCI_CAPLIST_CAP(cr) ((cr) & 0xff) #define PCI_CAP_RESERVED 0x00 #define PCI_CAP_PWRMGMT 0x01 #define PCI_CAP_AGP 0x02 #define PCI_CAP_VPD 0x03 #define PCI_CAP_SLOTID 0x04 #define PCI_CAP_MSI 0x05 #define PCI_CAP_CPCI_HOTSWAP 0x06 #define PCI_CAP_PCIX 0x07 #define PCI_CAP_LDT 0x08 #define PCI_CAP_VENDSPEC 0x09 #define PCI_CAP_DEBUGPORT 0x0a #define PCI_CAP_CPCI_RSRCCTL 0x0b #define PCI_CAP_HOTPLUG 0x0c #define PCI_CAP_AGP8 0x0e #define PCI_CAP_SECURE 0x0f #define PCI_CAP_PCIEXPRESS 0x10 #define PCI_CAP_MSIX 0x11 /* * Vital Product Data; access via capability pointer (PCI rev 2.2). */ #define PCI_VPD_ADDRESS_MASK 0x7fff #define PCI_VPD_ADDRESS_SHIFT 16 #define PCI_VPD_ADDRESS(ofs) \ (((ofs) & PCI_VPD_ADDRESS_MASK) << PCI_VPD_ADDRESS_SHIFT) #define PCI_VPD_DATAREG(ofs) ((ofs) + 4) #define PCI_VPD_OPFLAG 0x80000000 /* * Power Management Control Status Register; access via capability pointer. */ #define PCI_PMCSR 0x04 #define PCI_PMCSR_STATE_MASK 0x03 #define PCI_PMCSR_STATE_D0 0x00 #define PCI_PMCSR_STATE_D1 0x01 #define PCI_PMCSR_STATE_D2 0x02 #define PCI_PMCSR_STATE_D3 0x03 /* * PCI Express; access via capability pointer. */ #define PCI_PCIE_XCAP 0x00 #define PCI_PCIE_XCAP_SI 0x01000000 #define PCI_PCIE_DCAP 0x04 #define PCI_PCIE_DCSR 0x08 #define PCI_PCIE_LCAP 0x0c #define PCI_PCIE_LCSR 0x10 #define PCI_PCIE_SLCAP 0x14 #define PCI_PCIE_SLCAP_ABP 0x00000001 #define PCI_PCIE_SLCAP_PCP 0x00000002 #define PCI_PCIE_SLCAP_MSP 0x00000004 #define PCI_PCIE_SLCAP_AIP 0x00000008 #define PCI_PCIE_SLCAP_PIP 0x00000010 #define PCI_PCIE_SLCAP_HPS 0x00000020 #define PCI_PCIE_SLCAP_HPC 0x00000040 #define PCI_PCIE_SLCSR 0x18 #define PCI_PCIE_SLCSR_ABE 0x00000001 #define PCI_PCIE_SLCSR_PFE 0x00000002 #define PCI_PCIE_SLCSR_MSE 0x00000004 #define PCI_PCIE_SLCSR_PDE 0x00000008 #define PCI_PCIE_SLCSR_CCE 0x00000010 #define PCI_PCIE_SLCSR_HPE 0x00000020 #define PCI_PCIE_SLCSR_ABP 0x00010000 #define PCI_PCIE_SLCSR_PFD 0x00020000 #define PCI_PCIE_SLCSR_MSC 0x00040000 #define PCI_PCIE_SLCSR_PDC 0x00080000 #define PCI_PCIE_SLCSR_CC 0x00100000 #define PCI_PCIE_SLCSR_MS 0x00200000 #define PCI_PCIE_SLCSR_PDS 0x00400000 #define PCI_PCIE_SLCSR_LACS 0x01000000 #define PCI_PCIE_RCSR 0x1c /* * Interrupt Configuration Register; contains interrupt pin and line. */ #define PCI_INTERRUPT_REG 0x3c typedef u_int8_t pci_intr_pin_t; typedef u_int8_t pci_intr_line_t; #define PCI_INTERRUPT_PIN_SHIFT 8 #define PCI_INTERRUPT_PIN_MASK 0xff #define PCI_INTERRUPT_PIN(icr) \ (((icr) >> PCI_INTERRUPT_PIN_SHIFT) & PCI_INTERRUPT_PIN_MASK) #define PCI_INTERRUPT_LINE_SHIFT 0 #define PCI_INTERRUPT_LINE_MASK 0xff #define PCI_INTERRUPT_LINE(icr) \ (((icr) >> PCI_INTERRUPT_LINE_SHIFT) & PCI_INTERRUPT_LINE_MASK) #define PCI_MIN_GNT_SHIFT 16 #define PCI_MIN_GNT_MASK 0xff #define PCI_MIN_GNT(icr) \ (((icr) >> PCI_MIN_GNT_SHIFT) & PCI_MIN_GNT_MASK) #define PCI_MAX_LAT_SHIFT 24 #define PCI_MAX_LAT_MASK 0xff #define PCI_MAX_LAT(icr) \ (((icr) >> PCI_MAX_LAT_SHIFT) & PCI_MAX_LAT_MASK) #define PCI_INTERRUPT_PIN_NONE 0x00 #define PCI_INTERRUPT_PIN_A 0x01 #define PCI_INTERRUPT_PIN_B 0x02 #define PCI_INTERRUPT_PIN_C 0x03 #define PCI_INTERRUPT_PIN_D 0x04 #define PCI_INTERRUPT_PIN_MAX 0x04 /* * Vital Product Data resource tags. */ struct pci_vpd_smallres { uint8_t vpdres_byte0; /* length of data + tag */ /* Actual data. */ } __packed; struct pci_vpd_largeres { uint8_t vpdres_byte0; uint8_t vpdres_len_lsb; /* length of data only */ uint8_t vpdres_len_msb; /* Actual data. */ } __packed; #define PCI_VPDRES_ISLARGE(x) ((x) & 0x80) #define PCI_VPDRES_SMALL_LENGTH(x) ((x) & 0x7) #define PCI_VPDRES_SMALL_NAME(x) (((x) >> 3) & 0xf) #define PCI_VPDRES_LARGE_NAME(x) ((x) & 0x7f) #define PCI_VPDRES_TYPE_COMPATIBLE_DEVICE_ID 0x3 /* small */ #define PCI_VPDRES_TYPE_VENDOR_DEFINED 0xe /* small */ #define PCI_VPDRES_TYPE_END_TAG 0xf /* small */ #define PCI_VPDRES_TYPE_IDENTIFIER_STRING 0x02 /* large */ #define PCI_VPDRES_TYPE_VPD 0x10 /* large */ struct pci_vpd { uint8_t vpd_key0; uint8_t vpd_key1; uint8_t vpd_len; /* length of data only */ /* Actual data. */ } __packed; /* * Recommended VPD fields: * * PN Part number of assembly * FN FRU part number * EC EC level of assembly * MN Manufacture ID * SN Serial Number * * Conditionally recommended VPD fields: * * LI Load ID * RL ROM Level * RM Alterable ROM Level * NA Network Address * DD Device Driver Level * DG Diagnostic Level * LL Loadable Microcode Level * VI Vendor ID/Device ID * FU Function Number * SI Subsystem Vendor ID/Subsystem ID * * Additional VPD fields: * * Z0-ZZ User/Product Specific */ #endif /* _DEV_PCI_PCIREG_H_ */