read_pci_config identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a variable:

arch/powerpc/kernel/rtas_pci.c, line 31 (as a variable)

Defined in 1 files as a prototype:

arch/x86/include/asm/pci-direct.h, line 10 (as a prototype)

Defined in 1 files as a function:

arch/x86/pci/early.c, line 11 (as a function)

Referenced in 14 files:

Smatch caller information:

arch/x86/kernel/aperture_64.c early_gart_iommu_check() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	0
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c early_gart_iommu_check() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	144
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c early_gart_iommu_check() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	148
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c early_gart_iommu_check() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	0
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c early_gart_iommu_check() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	144
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c gart_iommu_hole_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	0
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c gart_iommu_hole_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	144
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c gart_iommu_hole_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	148
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c gart_iommu_hole_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-254
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	0
CAPPED_DATA	1	slot	1
LOCK2		irq

arch/x86/kernel/aperture_64.c read_agp() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	16
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
LOCK2		irq

arch/x86/kernel/aperture_64.c read_agp() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	20
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
LOCK2		irq

arch/x86/kernel/aperture_64.c search_agp_bridge() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	8
LOCK2		irq

arch/x86/kernel/vsmp_64.c detect_vsmp_box() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	31
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	0
LOCK2		irq

arch/x86/kernel/vsmp_64.c set_vsmp_ctl() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	31
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	16
LOCK2		irq

arch/x86/kernel/mmconf-fam10h_64.c get_fam10h_pci_mmconf_base() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	0

arch/x86/kernel/mmconf-fam10h_64.c get_fam10h_pci_mmconf_base() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	128,136-184

arch/x86/kernel/mmconf-fam10h_64.c get_fam10h_pci_mmconf_base() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	132,140-188

arch/x86/kernel/early_printk.c early_pci_serial_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	3	offset	4
DATA_SOURCE	0	bus	r simple_strtoul
DATA_SOURCE	1	slot	r simple_strtoul
DATA_SOURCE	2	func	r simple_strtoul
USER_DATA	0	bus	0-255
USER_DATA	1	slot	0-255
USER_DATA	2	func	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early_printk.c early_pci_serial_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	3	offset	8
DATA_SOURCE	0	bus	r simple_strtoul
DATA_SOURCE	1	slot	r simple_strtoul
DATA_SOURCE	2	func	r simple_strtoul
USER_DATA	0	bus	0-255
USER_DATA	1	slot	0-255
USER_DATA	2	func	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early_printk.c early_pci_serial_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	3	offset	16
DATA_SOURCE	0	bus	r simple_strtoul
DATA_SOURCE	1	slot	r simple_strtoul
DATA_SOURCE	2	func	r simple_strtoul
USER_DATA	0	bus	0-255
USER_DATA	1	slot	0-255
USER_DATA	2	func	0-255
HALF_LOCKED2		irq

drivers/iommu/amd/init.c detect_ivrs() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	0
HALF_LOCKED2		flags
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c apple_airport_reset() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	16
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c apple_airport_reset() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	20
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c ati_bugs_contd() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	100
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c ati_ixp4x0_rev() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	112
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c ati_ixp4x0_rev() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	8
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c ati_sbx00_rev() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	8
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c fix_hypertransport_config() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	104
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c gen11_stolen_base() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	192
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c gen11_stolen_base() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	196
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

arch/x86/kernel/early-quirks.c gen3_stolen_base() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	92
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HOST_DATA	0	bus	0-255
HALF_LOCKED2		irq

drivers/firewire/init_ohci1394_dma.c init_ohci1394_controller() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0-31
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	16
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
LOCK2		irq

drivers/firewire/init_ohci1394_dma.c init_ohci1394_dma_on_all_controllers() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0-31
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	8
LOCK2		irq

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	0

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	224,228-236

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	96

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	100

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	192,200-216

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	196,204-220

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	128,136-184

arch/x86/pci/amd_bus.c early_root_info_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	132,140-188

arch/x86/pci/amd_bus.c pci_enable_pci_io_ecs() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0,24
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	0
CAPPED_DATA	1	slot	1

arch/x86/pci/amd_bus.c pci_enable_pci_io_ecs() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0,24
PARAM_VALUE	2	func	3
PARAM_VALUE	3	offset	140
CAPPED_DATA	1	slot	1

arch/x86/mm/amdtopology.c amd_numa_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	96
DATA_SOURCE	1	slot	r find_northbridge
LOCK2		irq

arch/x86/mm/amdtopology.c amd_numa_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	64-120
DATA_SOURCE	1	slot	r find_northbridge
LOCK2		irq

arch/x86/mm/amdtopology.c amd_numa_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	68-124
DATA_SOURCE	1	slot	r find_northbridge
LOCK2		irq

arch/x86/mm/amdtopology.c find_northbridge() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	0
LOCK2		irq

arch/x86/mm/amdtopology.c find_northbridge() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	1
PARAM_VALUE	3	offset	0
LOCK2		irq

arch/x86/kernel/cpu/amd.c early_init_amd() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	0	bus	0
PARAM_VALUE	1	slot	24
PARAM_VALUE	2	func	0
PARAM_VALUE	3	offset	104
LOCK2		irq

drivers/usb/early/xhci-dbc.c xdbc_find_dbgp() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	8
HALF_LOCKED2		irq

drivers/usb/early/xhci-dbc.c xdbc_map_pci_mmio() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	16
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HALF_LOCKED2		irq

drivers/usb/early/xhci-dbc.c xdbc_map_pci_mmio() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	16
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HALF_LOCKED2		irq

drivers/usb/early/xhci-dbc.c xdbc_map_pci_mmio() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	20
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HALF_LOCKED2		irq

drivers/usb/early/xhci-dbc.c xdbc_map_pci_mmio() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	20
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c __find_dbgp() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	8
DATA_SOURCE	0	bus	$0
DATA_SOURCE	1	slot	$1
DATA_SOURCE	2	func	$2
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c detect_set_debug_port() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	0
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c early_dbgp_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	64-252
DATA_SOURCE	3	offset	r find_dbgp
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c early_dbgp_init() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	16
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c early_ehci_bios_handoff() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	1-255
HOST_DATA	3	offset	1-255
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c early_ehci_bios_handoff() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	1-255
HOST_DATA	3	offset	1-255
HALF_LOCKED2		irq

drivers/usb/early/ehci-dbgp.c nvidia_set_debug_port() -> read_pci_config()

Type	Parameter	Key	Value
PARAM_VALUE	1	slot	0-31
PARAM_VALUE	2	func	0-7
PARAM_VALUE	3	offset	116
HALF_LOCKED2		irq