/* $NetBSD: pci.h,v 1.37 2018/08/27 14:16:38 riastradh Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Taylor R. Campbell.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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 _LINUX_PCI_H_
#define _LINUX_PCI_H_
#ifdef _KERNEL_OPT
#if defined(i386) || defined(amd64)
#include "acpica.h"
#else /* !(i386 || amd64) */
#define NACPICA 0
#endif /* i386 || amd64 */
#endif
#include <sys/types.h>
#include <sys/param.h>
#include <sys/bus.h>
#include <sys/cdefs.h>
#include <sys/kmem.h>
#include <sys/systm.h>
#include <machine/limits.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/agpvar.h>
#if NACPICA > 0
#include <dev/acpi/acpivar.h>
#include <dev/acpi/acpi_pci.h>
#else
struct acpi_devnode;
#endif
#include <linux/dma-mapping.h>
#include <linux/ioport.h>
#include <linux/kernel.h>
struct pci_driver;
struct pci_bus {
/* NetBSD private members */
pci_chipset_tag_t pb_pc;
device_t pb_dev;
/* Linux API */
u_int number;
};
struct pci_device_id {
uint32_t vendor;
uint32_t device;
uint32_t subvendor;
uint32_t subdevice;
uint32_t class;
uint32_t class_mask;
unsigned long driver_data;
};
#define PCI_ANY_ID (~0)
#define PCI_BASE_CLASS_DISPLAY PCI_CLASS_DISPLAY
#define PCI_CLASS_DISPLAY_VGA \
((PCI_CLASS_DISPLAY << 8) | PCI_SUBCLASS_DISPLAY_VGA)
#define PCI_CLASS_BRIDGE_ISA \
((PCI_CLASS_BRIDGE << 8) | PCI_SUBCLASS_BRIDGE_ISA)
CTASSERT(PCI_CLASS_BRIDGE_ISA == 0x0601);
/* XXX This is getting silly... */
#define PCI_VENDOR_ID_APPLE PCI_VENDOR_APPLE
#define PCI_VENDOR_ID_ASUSTEK PCI_VENDOR_ASUSTEK
#define PCI_VENDOR_ID_ATI PCI_VENDOR_ATI
#define PCI_VENDOR_ID_DELL PCI_VENDOR_DELL
#define PCI_VENDOR_ID_IBM PCI_VENDOR_IBM
#define PCI_VENDOR_ID_HP PCI_VENDOR_HP
#define PCI_VENDOR_ID_INTEL PCI_VENDOR_INTEL
#define PCI_VENDOR_ID_NVIDIA PCI_VENDOR_NVIDIA
#define PCI_VENDOR_ID_SI PCI_VENDOR_SIS
#define PCI_VENDOR_ID_SONY PCI_VENDOR_SONY
#define PCI_VENDOR_ID_VIA PCI_VENDOR_VIATECH
#define PCI_DEVICE_ID_ATI_RADEON_QY PCI_PRODUCT_ATI_RADEON_RV100_QY
#define PCI_DEVFN(DEV, FN) \
(__SHIFTIN((DEV), __BITS(3, 7)) | __SHIFTIN((FN), __BITS(0, 2)))
#define PCI_SLOT(DEVFN) __SHIFTOUT((DEVFN), __BITS(3, 7))
#define PCI_FUNC(DEVFN) __SHIFTOUT((DEVFN), __BITS(0, 2))
#define PCI_NUM_RESOURCES ((PCI_MAPREG_END - PCI_MAPREG_START) / 4)
#define DEVICE_COUNT_RESOURCE PCI_NUM_RESOURCES
#define PCI_CAP_ID_AGP PCI_CAP_AGP
typedef int pci_power_t;
#define PCI_D0 0
#define PCI_D1 1
#define PCI_D2 2
#define PCI_D3hot 3
#define PCI_D3cold 4
#define __pci_iomem
struct pci_dev {
struct pci_attach_args pd_pa;
int pd_kludges; /* Gotta lose 'em... */
#define NBPCI_KLUDGE_GET_MUMBLE 0x01
#define NBPCI_KLUDGE_MAP_ROM 0x02
bus_space_tag_t pd_rom_bst;
bus_space_handle_t pd_rom_bsh;
bus_size_t pd_rom_size;
bus_space_handle_t pd_rom_found_bsh;
bus_size_t pd_rom_found_size;
void *pd_rom_vaddr;
device_t pd_dev;
struct drm_device *pd_drm_dev; /* XXX Nouveau kludge! */
struct {
pcireg_t type;
bus_addr_t addr;
bus_size_t size;
int flags;
bus_space_tag_t bst;
bus_space_handle_t bsh;
void __pci_iomem *kva;
bool mapped;
} pd_resources[PCI_NUM_RESOURCES];
struct pci_conf_state *pd_saved_state;
struct acpi_devnode *pd_ad;
pci_intr_handle_t *pd_intr_handles;
unsigned pd_enablecnt;
/* Linx API only below */
struct pci_bus *bus;
uint32_t devfn;
uint16_t vendor;
uint16_t device;
uint16_t subsystem_vendor;
uint16_t subsystem_device;
uint8_t revision;
uint32_t class;
bool msi_enabled;
bool no_64bit_msi;
};
#define PCIBIOS_MIN_MEM 0x100000 /* XXX bogus x86 kludge bollocks */
#define __pci_rom_iomem
/* Namespace. */
#define pci_bus_alloc_resource linux_pci_bus_alloc_resource
#define pci_bus_read_config_byte linux_pci_bus_read_config_byte
#define pci_bus_read_config_dword linux_pci_bus_read_config_dword
#define pci_bus_read_config_word linux_pci_bus_read_config_word
#define pci_bus_write_config_byte linux_pci_bus_write_config_byte
#define pci_bus_write_config_dword linux_pci_bus_write_config_dword
#define pci_bus_write_config_word linux_pci_bus_write_config_word
#define pci_clear_master linux_pci_clear_master
#define pci_dev_dev linux_pci_dev_dev
#define pci_dev_put linux_pci_dev_put
#define pci_disable_msi linux_pci_disable_msi
#define pci_disable_rom linux_pci_disable_rom
#define pci_dma_supported linux_pci_dma_supported
#define pci_domain_nr linux_pci_domain_nr
#define pci_enable_msi linux_pci_enable_msi
#define pci_enable_rom linux_pci_enable_rom
#define pci_find_capability linux_pci_find_capability
#define pci_get_bus_and_slot linux_pci_get_bus_and_slot
#define pci_get_class linux_pci_get_class
#define pci_get_drvdata linux_pci_get_drvdata
#define pci_iomap linux_pci_iomap
#define pci_iounmap linux_pci_iounmap
#define pci_is_pcie linux_pci_is_pcie
#define pci_is_root_bus linux_pci_is_root_bus
#define pci_map_rom linux_pci_map_rom
#define pci_platform_rom linux_pci_platform_rom
#define pci_read_config_byte linux_pci_read_config_byte
#define pci_read_config_dword linux_pci_read_config_dword
#define pci_read_config_word linux_pci_read_config_word
#define pci_resource_end linux_pci_resource_end
#define pci_resource_flags linux_pci_resource_flags
#define pci_resource_len linux_pci_resource_len
#define pci_resource_start linux_pci_resource_start
#define pci_restore_state linux_pci_restore_state
#define pci_save_state linux_pci_save_state
#define pci_set_master linux_pci_set_master
#define pci_unmap_rom linux_pci_unmap_rom
#define pci_write_config_byte linux_pci_write_config_byte
#define pci_write_config_dword linux_pci_write_config_dword
#define pci_write_config_word linux_pci_write_config_word
#define pcibios_align_resource linux_pcibios_align_resource
/* NetBSD local additions. */
void linux_pci_dev_init(struct pci_dev *, device_t, device_t,
const struct pci_attach_args *, int);
void linux_pci_dev_destroy(struct pci_dev *);
/* NetBSD no-renames because use requires review. */
int linux_pci_enable_device(struct pci_dev *);
void linux_pci_disable_device(struct pci_dev *);
bool pci_is_root_bus(struct pci_bus *);
int pci_domain_nr(struct pci_bus *);
device_t pci_dev_dev(struct pci_dev *);
struct drm_device * /* XXX Nouveau kludge! */
pci_get_drvdata(struct pci_dev *);
int pci_find_capability(struct pci_dev *, int);
bool pci_is_pcie(struct pci_dev *);
bool pci_dma_supported(struct pci_dev *, uintmax_t);
int pci_read_config_dword(struct pci_dev *, int, uint32_t *);
int pci_read_config_word(struct pci_dev *, int, uint16_t *);
int pci_read_config_byte(struct pci_dev *, int, uint8_t *);
int pci_write_config_dword(struct pci_dev *, int, uint32_t);
int pci_write_config_word(struct pci_dev *, int, uint16_t);
int pci_write_config_byte(struct pci_dev *, int, uint8_t);
int pci_bus_read_config_dword(struct pci_bus *, unsigned, int,
uint32_t *);
int pci_bus_read_config_word(struct pci_bus *, unsigned, int,
uint16_t *);
int pci_bus_read_config_byte(struct pci_bus *, unsigned, int,
uint8_t *);
int pci_bus_write_config_dword(struct pci_bus *, unsigned, int,
uint32_t);
int pci_bus_write_config_word(struct pci_bus *, unsigned, int,
uint16_t);
int pci_bus_write_config_byte(struct pci_bus *, unsigned, int,
uint8_t);
int pci_enable_msi(struct pci_dev *);
void pci_disable_msi(struct pci_dev *);
void pci_set_master(struct pci_dev *);
void pci_clear_master(struct pci_dev *);
bus_addr_t pcibios_align_resource(void *, const struct resource *,
bus_addr_t, bus_size_t);
int pci_bus_alloc_resource(struct pci_bus *, struct resource *,
bus_size_t, bus_size_t, bus_addr_t, int,
bus_addr_t (*)(void *, const struct resource *, bus_addr_t,
bus_size_t), struct pci_dev *);
/* XXX Kludges only -- do not use without checking the implementation! */
struct pci_dev *pci_get_bus_and_slot(int, int);
struct pci_dev *pci_get_class(uint32_t, struct pci_dev *); /* i915 kludge */
void pci_dev_put(struct pci_dev *);
void __pci_rom_iomem *
pci_map_rom(struct pci_dev *, size_t *);
void __pci_rom_iomem *
pci_platform_rom(struct pci_dev *, size_t *);
void pci_unmap_rom(struct pci_dev *, void __pci_rom_iomem *);
int pci_enable_rom(struct pci_dev *);
void pci_disable_rom(struct pci_dev *);
bus_addr_t pci_resource_start(struct pci_dev *, unsigned);
bus_size_t pci_resource_len(struct pci_dev *, unsigned);
bus_addr_t pci_resource_end(struct pci_dev *, unsigned);
int pci_resource_flags(struct pci_dev *, unsigned);
void __pci_iomem *
pci_iomap(struct pci_dev *, unsigned, bus_size_t);
void pci_iounmap(struct pci_dev *, void __pci_iomem *);
void pci_save_state(struct pci_dev *);
void pci_restore_state(struct pci_dev *);
#endif /* _LINUX_PCI_H_ */