#include <sys/cdefs.h>
#include "opt_platform.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/rman.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <sys/endian.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcib_private.h>
#include <dev/pci/pci_host_generic.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include "pcib_if.h"

Include dependency graph for pci_host_generic.c:

Functions
	__FBSDID ("$FreeBSD$")

static uint32_t	generic_pcie_read_config (device_t dev, u_int bus, u_int slot, u_int func, u_int reg, int bytes)

static void	generic_pcie_write_config (device_t dev, u_int bus, u_int slot, u_int func, u_int reg, uint32_t val, int bytes)

static int	generic_pcie_maxslots (device_t dev)

static int	generic_pcie_read_ivar (device_t dev, device_t child, int index, uintptr_t *result)

static int	generic_pcie_write_ivar (device_t dev, device_t child, int index, uintptr_t value)

int	pci_host_generic_core_attach (device_t dev)

static struct rman *	generic_pcie_rman (struct generic_pcie_core_softc *sc, int type, int flags)

int	pci_host_generic_core_release_resource (device_t dev, device_t child, int type, int rid, struct resource *res)

static int	generic_pcie_translate_resource_common (device_t dev, int type, rman_res_t start, rman_res_t end, rman_res_t new_start, rman_res_t new_end)

static int	generic_pcie_translate_resource (device_t bus, int type, rman_res_t start, rman_res_t *newstart)

struct resource *	pci_host_generic_core_alloc_resource (device_t dev, device_t child, int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)

static int	generic_pcie_activate_resource (device_t dev, device_t child, int type, int rid, struct resource *r)

static int	generic_pcie_deactivate_resource (device_t dev, device_t child, int type, int rid, struct resource *r)

static int	generic_pcie_adjust_resource (device_t dev, device_t child, int type, struct resource *res, rman_res_t start, rman_res_t end)

static bus_dma_tag_t	generic_pcie_get_dma_tag (device_t dev, device_t child)

	DEFINE_CLASS_0 (pcib, generic_pcie_core_driver, generic_pcie_methods, sizeof(struct generic_pcie_core_softc))

Variables
static device_method_t	generic_pcie_methods []

Function Documentation

◆ __FBSDID()

__FBSDID ( "$FreeBSD$" )

◆ DEFINE_CLASS_0()

DEFINE_CLASS_0	(	pcib	,
		generic_pcie_core_driver	,
		generic_pcie_methods	,
		sizeof(struct generic_pcie_core_softc)
	)

◆ generic_pcie_activate_resource()

static int generic_pcie_activate_resource	(	device_t	dev,
		device_t	child,
		int	type,
		int	rid,
		struct resource *	r
	)

static

Definition at line 463 of file pci_host_generic.c.

References child, dev, generic_pcie_translate_resource_common(), generic_pcie_core_softc::res, rid, start, and type.

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◆ generic_pcie_adjust_resource()

static int generic_pcie_adjust_resource	(	device_t	dev,
		device_t	child,
		int	type,
		struct resource *	res,
		rman_res_t	start,
		rman_res_t	end
	)

static

Definition at line 514 of file pci_host_generic.c.

References child, dev, generic_pcie_core_softc::ecam, generic_pcie_rman(), start, and type.

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◆ generic_pcie_deactivate_resource()

static int generic_pcie_deactivate_resource	(	device_t	dev,
		device_t	child,
		int	type,
		int	rid,
		struct resource *	r
	)

static

Definition at line 491 of file pci_host_generic.c.

References child, dev, generic_pcie_core_softc::res, rid, and type.

◆ generic_pcie_get_dma_tag()

static bus_dma_tag_t generic_pcie_get_dma_tag	(	device_t	dev,
		device_t	child
	)

static

Definition at line 534 of file pci_host_generic.c.

References dev, and generic_pcie_core_softc::dmat.

◆ generic_pcie_maxslots()

static int generic_pcie_maxslots ( device_t dev )

static

Definition at line 249 of file pci_host_generic.c.

◆ generic_pcie_read_config()

static uint32_t generic_pcie_read_config	(	device_t	dev,
		u_int	bus,
		u_int	slot,
		u_int	func,
		u_int	reg,
		int	bytes
	)

static

Definition at line 173 of file pci_host_generic.c.

References generic_pcie_core_softc::bsh, generic_pcie_core_softc::bst, bus, generic_pcie_core_softc::bus_end, generic_pcie_core_softc::bus_start, data, dev, func, PCI_FUNCMAX, PCI_SLOTMAX, PCIE_ADDR_OFFSET, PCIE_ECAM_DESIGNWARE_QUIRK, PCIE_REGMAX, generic_pcie_core_softc::quirks, reg, and slot.

◆ generic_pcie_read_ivar()

static int generic_pcie_read_ivar	(	device_t	dev,
		device_t	child,
		int	index,
		uintptr_t *	result
	)

static

Definition at line 256 of file pci_host_generic.c.

References generic_pcie_core_softc::bus_start, dev, generic_pcie_core_softc::ecam, and index.

◆ generic_pcie_rman()

static struct rman * generic_pcie_rman	(	struct generic_pcie_core_softc *	sc,
		int	type,
		int	flags
	)

static

Definition at line 287 of file pci_host_generic.c.

References generic_pcie_core_softc::has_pmem, generic_pcie_core_softc::io_rman, generic_pcie_core_softc::mem_rman, generic_pcie_core_softc::pmem_rman, and type.

Referenced by generic_pcie_adjust_resource(), pci_host_generic_core_alloc_resource(), and pci_host_generic_core_release_resource().

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◆ generic_pcie_translate_resource()

static int generic_pcie_translate_resource	(	device_t	bus,
		int	type,
		rman_res_t	start,
		rman_res_t *	newstart
	)

static

Definition at line 392 of file pci_host_generic.c.

References bus, generic_pcie_translate_resource_common(), start, and type.

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◆ generic_pcie_translate_resource_common()

static int generic_pcie_translate_resource_common	(	device_t	dev,
		int	type,
		rman_res_t	start,
		rman_res_t	end,
		rman_res_t *	new_start,
		rman_res_t *	new_end
	)

static

Definition at line 335 of file pci_host_generic.c.

References dev, FLAG_TYPE, FLAG_TYPE_IO, FLAG_TYPE_MEM, FLAG_TYPE_PMEM, pcie_range::flags, MAX_RANGES_TUPLES, pcie_range::pci_base, pcie_range::phys_base, generic_pcie_core_softc::ranges, pcie_range::size, space, start, and type.

Referenced by generic_pcie_activate_resource(), generic_pcie_translate_resource(), and pci_host_generic_core_alloc_resource().

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◆ generic_pcie_write_config()

static void generic_pcie_write_config	(	device_t	dev,
		u_int	bus,
		u_int	slot,
		u_int	func,
		u_int	reg,
		uint32_t	val,
		int	bytes
	)

static

Definition at line 213 of file pci_host_generic.c.

References generic_pcie_core_softc::bsh, generic_pcie_core_softc::bst, bus, generic_pcie_core_softc::bus_end, generic_pcie_core_softc::bus_start, dev, func, PCI_FUNCMAX, PCI_SLOTMAX, PCIE_ADDR_OFFSET, PCIE_REGMAX, reg, slot, and val.

◆ generic_pcie_write_ivar()

static int generic_pcie_write_ivar	(	device_t	dev,
		device_t	child,
		int	index,
		uintptr_t	value
	)

static

Definition at line 279 of file pci_host_generic.c.

◆ pci_host_generic_core_alloc_resource()

struct resource * pci_host_generic_core_alloc_resource	(	device_t	dev,
		device_t	child,
		int	type,
		int *	rid,
		rman_res_t	start,
		rman_res_t	end,
		rman_res_t	count,
		u_int	flags
	)

Definition at line 402 of file pci_host_generic.c.

References child, count, dev, generic_pcie_core_softc::ecam, generic_pcie_rman(), generic_pcie_translate_resource_common(), rid, start, and type.

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◆ pci_host_generic_core_attach()

int pci_host_generic_core_attach ( device_t dev )

Definition at line 70 of file pci_host_generic.c.

Referenced by pci_host_generic_acpi_init(), and pci_host_generic_setup_fdt().

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◆ pci_host_generic_core_release_resource()

int pci_host_generic_core_release_resource	(	device_t	dev,
		device_t	child,
		int	type,
		int	rid,
		struct resource *	res
	)

Definition at line 305 of file pci_host_generic.c.

References child, dev, generic_pcie_core_softc::ecam, generic_pcie_rman(), rid, and type.

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Variable Documentation

◆ generic_pcie_methods

device_method_t generic_pcie_methods[]

static

Initial value:

= {
        DEVMETHOD(device_attach,                pci_host_generic_core_attach),
        DEVMETHOD(bus_read_ivar,                generic_pcie_read_ivar),
        DEVMETHOD(bus_write_ivar,               generic_pcie_write_ivar),
        DEVMETHOD(bus_alloc_resource,           pci_host_generic_core_alloc_resource),
        DEVMETHOD(bus_adjust_resource,          generic_pcie_adjust_resource),
        DEVMETHOD(bus_activate_resource,        generic_pcie_activate_resource),
        DEVMETHOD(bus_deactivate_resource,      generic_pcie_deactivate_resource),
        DEVMETHOD(bus_release_resource,         pci_host_generic_core_release_resource),
        DEVMETHOD(bus_translate_resource,       generic_pcie_translate_resource),
        DEVMETHOD(bus_setup_intr,               bus_generic_setup_intr),
        DEVMETHOD(bus_teardown_intr,            bus_generic_teardown_intr),
 
        DEVMETHOD(bus_get_dma_tag,              generic_pcie_get_dma_tag),
 
        
        DEVMETHOD(pcib_maxslots,                generic_pcie_maxslots),
        DEVMETHOD(pcib_read_config,             generic_pcie_read_config),
        DEVMETHOD(pcib_write_config,            generic_pcie_write_config),
 
        DEVMETHOD_END
}

Definition at line 542 of file pci_host_generic.c.

Functions

Variables

Function Documentation

◆ __FBSDID()

◆ DEFINE_CLASS_0()

◆ generic_pcie_activate_resource()

◆ generic_pcie_adjust_resource()

◆ generic_pcie_deactivate_resource()

◆ generic_pcie_get_dma_tag()

◆ generic_pcie_maxslots()

◆ generic_pcie_read_config()

◆ generic_pcie_read_ivar()

◆ generic_pcie_rman()

◆ generic_pcie_translate_resource()

◆ generic_pcie_translate_resource_common()

◆ generic_pcie_write_config()

◆ generic_pcie_write_ivar()

◆ pci_host_generic_core_alloc_resource()

◆ pci_host_generic_core_attach()

◆ pci_host_generic_core_release_resource()

Variable Documentation

◆ generic_pcie_methods