pci.h 文件参考

#include <rtdef.h>
#include <bitmap.h>
#include <ioremap.h>
#include <drivers/ofw.h>
#include <drivers/pic.h>
#include <drivers/core/dm.h>
#include <drivers/core/driver.h>
#include "../../pci/pci_ids.h"
#include "../../pci/pci_regs.h"

pci.h 的引用(Include)关系图:

此图展示该文件被哪些文件直接或间接地引用了:

浏览该文件的源代码.

结构体
struct	rt_pci_bus_region
struct	rt_pci_bus_resource
struct	rt_pci_device_id
struct	rt_pci_device
struct	rt_pci_host_bridge
struct	rt_pci_ops
struct	rt_pci_bus
struct	rt_pci_driver
struct	rt_pci_msix_entry

宏定义
#define	RT_PCI_INTX_PIN_MAX   4
#define	RT_PCI_BAR_NR_MAX   6
#define	RT_PCI_DEVICE_MAX   32
#define	RT_PCI_FUNCTION_MAX   8
#define	RT_PCI_FIND_CAP_TTL   48
#define	RT_PCI_DEVID(bus, devfn)
#define	RT_PCI_DEVFN(slot, func)
#define	RT_PCI_SLOT(devfn)
#define	RT_PCI_FUNC(devfn)
#define	PCIE_LINK_STATE_L0S   RT_BIT(0)
#define	PCIE_LINK_STATE_L1   RT_BIT(1)
#define	PCIE_LINK_STATE_CLKPM   RT_BIT(2)
#define	PCIE_LINK_STATE_L1_1   RT_BIT(3)
#define	PCIE_LINK_STATE_L1_2   RT_BIT(4)
#define	PCIE_LINK_STATE_L1_1_PCIPM   RT_BIT(5)
#define	PCIE_LINK_STATE_L1_2_PCIPM   RT_BIT(6)
#define	PCIE_LINK_STATE_ALL
#define	PCI_BUS_REGION_F_NONE   0xffffffff /* PCI no memory */
#define	PCI_BUS_REGION_F_MEM   0x00000000 /* PCI memory space */
#define	PCI_BUS_REGION_F_IO   0x00000001 /* PCI IO space */
#define	PCI_BUS_REGION_F_PREFETCH   0x00000008 /* Prefetchable PCI memory */
#define	PCI_ANY_ID   (~0)
#define	RT_PCI_DEVICE_ID(vend, dev)
#define	RT_PCI_DEVICE_CLASS(dev_class, dev_class_mask)
#define	rt_device_to_pci_host_bridge(dev)
#define	rt_pci_foreach_bridge(pdev, bus)
#define	RT_PCI_IRQ_F_LEGACY   RT_BIT(0) /* Allow legacy interrupts */
#define	RT_PCI_IRQ_F_MSI   RT_BIT(1) /* Allow MSI interrupts */
#define	RT_PCI_IRQ_F_MSIX   RT_BIT(2) /* Allow MSI-X interrupts */
#define	RT_PCI_IRQ_F_AFFINITY   RT_BIT(3) /* Auto-assign affinity */
#define	RT_PCI_IRQ_F_ALL_TYPES   (RT_PCI_IRQ_F_LEGACY | RT_PCI_IRQ_F_MSI | RT_PCI_IRQ_F_MSIX)
#define	RT_PCI_DRIVER_EXPORT(driver)

枚举
enum	rt_pci_power {   RT_PCI_D0 , RT_PCI_D1 , RT_PCI_D2 , RT_PCI_D3HOT ,   RT_PCI_D3COLD , RT_PCI_PME_MAX }

函数
void	rt_pci_pme_init (struct rt_pci_device *pdev)
void	rt_pci_pme_active (struct rt_pci_device *pdev, rt_bool_t enable)
rt_err_t	rt_pci_enable_wake (struct rt_pci_device *pci_dev, enum rt_pci_power state, rt_bool_t enable)
rt_inline rt_bool_t	rt_pci_pme_capable (struct rt_pci_device *pdev, enum rt_pci_power state)
void	rt_pci_msi_init (struct rt_pci_device *pdev)
void	rt_pci_msix_init (struct rt_pci_device *pdev)
void	rt_pci_set_master (struct rt_pci_device *pdev)
void	rt_pci_clear_master (struct rt_pci_device *pdev)
struct rt_pci_host_bridge *	rt_pci_host_bridge_alloc (rt_size_t priv_size)
rt_err_t	rt_pci_host_bridge_free (struct rt_pci_host_bridge *)
rt_err_t	rt_pci_host_bridge_init (struct rt_pci_host_bridge *host_bridge)
rt_err_t	rt_pci_host_bridge_probe (struct rt_pci_host_bridge *host_bridge)
struct rt_pci_device *	rt_pci_alloc_device (struct rt_pci_bus *bus)
struct rt_pci_device *	rt_pci_scan_single_device (struct rt_pci_bus *bus, rt_uint32_t devfn)
rt_err_t	rt_pci_setup_device (struct rt_pci_device *pdev)
rt_size_t	rt_pci_scan_slot (struct rt_pci_bus *bus, rt_uint32_t devfn)
rt_uint32_t	rt_pci_scan_child_buses (struct rt_pci_bus *bus, rt_size_t buses)
rt_uint32_t	rt_pci_scan_child_bus (struct rt_pci_bus *bus)
rt_err_t	rt_pci_host_bridge_register (struct rt_pci_host_bridge *host_bridge)
rt_err_t	rt_pci_scan_root_bus_bridge (struct rt_pci_host_bridge *host_bridge)
rt_err_t	rt_pci_host_bridge_remove (struct rt_pci_host_bridge *host_bridge)
rt_err_t	rt_pci_bus_remove (struct rt_pci_bus *bus)
rt_err_t	rt_pci_device_remove (struct rt_pci_device *pdev)
rt_uint32_t	rt_pci_domain (struct rt_pci_device *pdev)
rt_uint8_t	rt_pci_bus_find_capability (struct rt_pci_bus *bus, rt_uint32_t devfn, int cap)
rt_uint8_t	rt_pci_find_capability (struct rt_pci_device *pdev, int cap)
rt_uint8_t	rt_pci_find_next_capability (struct rt_pci_device *pdev, rt_uint8_t pos, int cap)
rt_uint16_t	rt_pci_find_ext_capability (struct rt_pci_device *pdev, int cap)
rt_uint16_t	rt_pci_find_ext_next_capability (struct rt_pci_device *pdev, rt_uint16_t pos, int cap)
struct rt_pci_bus *	rt_pci_find_root_bus (struct rt_pci_bus *bus)
struct rt_pci_host_bridge *	rt_pci_find_host_bridge (struct rt_pci_bus *bus)
rt_inline rt_uint16_t	rt_pci_dev_id (struct rt_pci_device *pdev)
rt_inline rt_bool_t	rt_pci_is_root_bus (struct rt_pci_bus *bus)
rt_inline rt_bool_t	rt_pci_is_bridge (struct rt_pci_device *pdev)
rt_inline rt_bool_t	rt_pci_is_pcie (struct rt_pci_device *pdev)
rt_err_t	rt_pci_bus_read_config_u8 (struct rt_pci_bus *bus, rt_uint32_t devfn, int pos, rt_uint8_t *value)
rt_err_t	rt_pci_bus_read_config_u16 (struct rt_pci_bus *bus, rt_uint32_t devfn, int pos, rt_uint16_t *value)
rt_err_t	rt_pci_bus_read_config_u32 (struct rt_pci_bus *bus, rt_uint32_t devfn, int pos, rt_uint32_t *value)
rt_err_t	rt_pci_bus_write_config_u8 (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, rt_uint8_t value)
rt_err_t	rt_pci_bus_write_config_u16 (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, rt_uint16_t value)
rt_err_t	rt_pci_bus_write_config_u32 (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, rt_uint32_t value)
rt_err_t	rt_pci_bus_read_config_uxx (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, int width, rt_uint32_t *value)
rt_err_t	rt_pci_bus_write_config_uxx (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, int width, rt_uint32_t value)
rt_err_t	rt_pci_bus_read_config_generic_u32 (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, int width, rt_uint32_t *value)
rt_err_t	rt_pci_bus_write_config_generic_u32 (struct rt_pci_bus *bus, rt_uint32_t devfn, int reg, int width, rt_uint32_t value)
rt_inline rt_err_t	rt_pci_read_config_u8 (const struct rt_pci_device *pdev, int reg, rt_uint8_t *value)
rt_inline rt_err_t	rt_pci_read_config_u16 (const struct rt_pci_device *pdev, int reg, rt_uint16_t *value)
rt_inline rt_err_t	rt_pci_read_config_u32 (const struct rt_pci_device *pdev, int reg, rt_uint32_t *value)
rt_inline rt_err_t	rt_pci_write_config_u8 (const struct rt_pci_device *pdev, int reg, rt_uint8_t value)
rt_inline rt_err_t	rt_pci_write_config_u16 (const struct rt_pci_device *pdev, int reg, rt_uint16_t value)
rt_inline rt_err_t	rt_pci_write_config_u32 (const struct rt_pci_device *pdev, int reg, rt_uint32_t value)
rt_inline rt_err_t	rt_pci_ofw_host_bridge_init (struct rt_ofw_node *dev_np, struct rt_pci_host_bridge *host_bridge)
rt_inline rt_err_t	rt_pci_ofw_bus_init (struct rt_pci_bus *bus)
rt_inline rt_err_t	rt_pci_ofw_bus_free (struct rt_pci_bus *bus)
rt_inline rt_err_t	rt_pci_ofw_device_init (struct rt_pci_device *pdev)
rt_inline rt_err_t	rt_pci_ofw_device_free (struct rt_pci_device *pdev)
rt_inline int	rt_pci_ofw_irq_parse_and_map (struct rt_pci_device *pdev, rt_uint8_t slot, rt_uint8_t pin)
rt_inline rt_err_t	rt_pci_ofw_parse_ranges (struct rt_ofw_node *dev_np, struct rt_pci_host_bridge *host_bridge)
rt_inline void *	rt_pci_iomap (struct rt_pci_device *pdev, int bar_idx)
rt_uint8_t	rt_pci_irq_intx (struct rt_pci_device *pdev, rt_uint8_t pin)
rt_uint8_t	rt_pci_irq_slot (struct rt_pci_device *pdev, rt_uint8_t *pinp)
void	rt_pci_assign_irq (struct rt_pci_device *pdev)
void	rt_pci_intx (struct rt_pci_device *pdev, rt_bool_t enable)
rt_bool_t	rt_pci_check_and_mask_intx (struct rt_pci_device *pdev)
rt_bool_t	rt_pci_check_and_unmask_intx (struct rt_pci_device *pdev)
void	rt_pci_irq_mask (struct rt_pci_device *pdev)
void	rt_pci_irq_unmask (struct rt_pci_device *pdev)
rt_inline rt_ssize_t	rt_pci_alloc_vector (struct rt_pci_device *pdev, int min, int max, rt_uint32_t flags, RT_IRQ_AFFINITY_DECLARE((*affinities)))
rt_inline void	rt_pci_free_vector (struct rt_pci_device *pdev)
rt_inline rt_ssize_t	rt_pci_msi_vector_count (struct rt_pci_device *pdev)
rt_inline rt_err_t	rt_pci_msi_disable (struct rt_pci_device *pdev)
rt_inline rt_ssize_t	rt_pci_msi_enable_range_affinity (struct rt_pci_device *pdev, int min, int max, RT_IRQ_AFFINITY_DECLARE((*affinities)))
rt_inline rt_ssize_t	rt_pci_msix_vector_count (struct rt_pci_device *pdev)
rt_inline rt_err_t	rt_pci_msix_disable (struct rt_pci_device *pdev)
rt_inline rt_ssize_t	rt_pci_msix_enable_range_affinity (struct rt_pci_device *pdev, struct rt_pci_msix_entry *entries, int min, int max, RT_IRQ_AFFINITY_DECLARE((*affinities)))
rt_inline void	rt_pci_msix_entry_index_linear (struct rt_pci_msix_entry *entries, rt_size_t nvectors)
rt_inline rt_ssize_t	rt_pci_msi_enable_range (struct rt_pci_device *pdev, int min, int max)
rt_inline rt_err_t	rt_pci_msi_enable (struct rt_pci_device *pdev)
rt_inline rt_ssize_t	rt_pci_msix_enable_range (struct rt_pci_device *pdev, struct rt_pci_msix_entry *entries, int min, int max)
rt_inline rt_ssize_t	rt_pci_msix_enable (struct rt_pci_device *pdev, struct rt_pci_msix_entry *entries, int count)
rt_err_t	rt_pci_region_setup (struct rt_pci_host_bridge *host_bridge)
struct rt_pci_bus_region *	rt_pci_region_alloc (struct rt_pci_host_bridge *host_bridge, void **out_addr, rt_size_t size, rt_ubase_t flags, rt_bool_t mem64)
rt_err_t	rt_pci_device_alloc_resource (struct rt_pci_host_bridge *host_bridge, struct rt_pci_device *pdev)
void	rt_pci_enum_device (struct rt_pci_bus *bus, rt_bool_t(callback(struct rt_pci_device *, void *)), void *data)
const struct rt_pci_device_id *	rt_pci_match_id (struct rt_pci_device *pdev, const struct rt_pci_device_id *id)
const struct rt_pci_device_id *	rt_pci_match_ids (struct rt_pci_device *pdev, const struct rt_pci_device_id *ids)
rt_err_t	rt_pci_driver_register (struct rt_pci_driver *pdrv)
rt_err_t	rt_pci_device_register (struct rt_pci_device *pdev)
struct rt_pci_bus_resource *	rt_pci_find_bar (struct rt_pci_device *pdev, rt_ubase_t flags, int index)

变量
struct rt_spinlock	rt_pci_lock

宏定义说明

RT_PCI_INTX_PIN_MAX

#define RT_PCI_INTX_PIN_MAX   4

在文件 pci.h 第 25 行定义.

RT_PCI_BAR_NR_MAX

#define RT_PCI_BAR_NR_MAX   6

在文件 pci.h 第 26 行定义.

RT_PCI_DEVICE_MAX

#define RT_PCI_DEVICE_MAX   32

在文件 pci.h 第 27 行定义.

RT_PCI_FUNCTION_MAX

#define RT_PCI_FUNCTION_MAX   8

在文件 pci.h 第 28 行定义.

RT_PCI_FIND_CAP_TTL

#define RT_PCI_FIND_CAP_TTL   48

在文件 pci.h 第 30 行定义.

RT_PCI_DEVID

#define RT_PCI_DEVID	(		bus,
			devfn )

值:

((((rt_uint16_t)(bus)) << 8) | (devfn))

在文件 pci.h 第 40 行定义.

RT_PCI_DEVFN

#define RT_PCI_DEVFN	(		slot,
			func )

值:

((((slot) & 0x1f) << 3) | ((func) & 0x07))

在文件 pci.h 第 41 行定义.

RT_PCI_SLOT

#define RT_PCI_SLOT

(

devfn

)

值:

(((devfn) >> 3) & 0x1f)

在文件 pci.h 第 42 行定义.

RT_PCI_FUNC

#define RT_PCI_FUNC

(

devfn

)

值:

((devfn) & 0x07)

在文件 pci.h 第 43 行定义.

PCIE_LINK_STATE_L0S

#define PCIE_LINK_STATE_L0S   RT_BIT(0)

在文件 pci.h 第 45 行定义.

PCIE_LINK_STATE_L1

#define PCIE_LINK_STATE_L1   RT_BIT(1)

在文件 pci.h 第 46 行定义.

PCIE_LINK_STATE_CLKPM

#define PCIE_LINK_STATE_CLKPM   RT_BIT(2)

在文件 pci.h 第 47 行定义.

PCIE_LINK_STATE_L1_1

#define PCIE_LINK_STATE_L1_1   RT_BIT(3)

在文件 pci.h 第 48 行定义.

PCIE_LINK_STATE_L1_2

#define PCIE_LINK_STATE_L1_2   RT_BIT(4)

在文件 pci.h 第 49 行定义.

PCIE_LINK_STATE_L1_1_PCIPM

#define PCIE_LINK_STATE_L1_1_PCIPM   RT_BIT(5)

在文件 pci.h 第 50 行定义.

PCIE_LINK_STATE_L1_2_PCIPM

#define PCIE_LINK_STATE_L1_2_PCIPM   RT_BIT(6)

在文件 pci.h 第 51 行定义.

PCIE_LINK_STATE_ALL

#define PCIE_LINK_STATE_ALL

值:

( \
    PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | \
    PCIE_LINK_STATE_CLKPM | \
    PCIE_LINK_STATE_L1_1 | PCIE_LINK_STATE_L1_2 | \
    PCIE_LINK_STATE_L1_1_PCIPM | PCIE_LINK_STATE_L1_2_PCIPM \
)

在文件 pci.h 第 52 行定义.

#define PCIE_LINK_STATE_ALL         \
( \
    PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | \
    PCIE_LINK_STATE_CLKPM | \
    PCIE_LINK_STATE_L1_1 | PCIE_LINK_STATE_L1_2 | \
    PCIE_LINK_STATE_L1_1_PCIPM | PCIE_LINK_STATE_L1_2_PCIPM \
)

PCI_BUS_REGION_F_NONE

#define PCI_BUS_REGION_F_NONE   0xffffffff /* PCI no memory */

在文件 pci.h 第 68 行定义.

PCI_BUS_REGION_F_MEM

#define PCI_BUS_REGION_F_MEM   0x00000000 /* PCI memory space */

在文件 pci.h 第 69 行定义.

PCI_BUS_REGION_F_IO

#define PCI_BUS_REGION_F_IO   0x00000001 /* PCI IO space */

在文件 pci.h 第 70 行定义.

PCI_BUS_REGION_F_PREFETCH

#define PCI_BUS_REGION_F_PREFETCH   0x00000008 /* Prefetchable PCI memory */

在文件 pci.h 第 71 行定义.

PCI_ANY_ID

#define PCI_ANY_ID   (~0)

在文件 pci.h 第 107 行定义.

RT_PCI_DEVICE_ID

#define RT_PCI_DEVICE_ID	(		vend,
			dev )

值:

    .vendor = (vend),               \
    .device = (dev),                \
    .subsystem_vendor = PCI_ANY_ID, \
    .subsystem_device = PCI_ANY_ID

在文件 pci.h 第 108 行定义.

#define RT_PCI_DEVICE_ID(vend, dev) \
    .vendor = (vend),               \
    .device = (dev),                \
    .subsystem_vendor = PCI_ANY_ID, \
    .subsystem_device = PCI_ANY_ID

RT_PCI_DEVICE_CLASS

#define RT_PCI_DEVICE_CLASS	(		dev_class,
			dev_class_mask )

值:

    .vendor = PCI_ANY_ID, .device = PCI_ANY_ID,         \
    .subsystem_vendor = PCI_ANY_ID,                     \
    .subsystem_device = PCI_ANY_ID,                     \
    .class = (dev_class), .class_mask = (dev_class_mask),

在文件 pci.h 第 114 行定义.

#define RT_PCI_DEVICE_CLASS(dev_class, dev_class_mask)  \
    .vendor = PCI_ANY_ID, .device = PCI_ANY_ID,         \
    .subsystem_vendor = PCI_ANY_ID,                     \
    .subsystem_device = PCI_ANY_ID,                     \
    .class = (dev_class), .class_mask = (dev_class_mask),

rt_device_to_pci_host_bridge

#define rt_device_to_pci_host_bridge

(

dev

)

值:

rt_container_of(dev, struct rt_pci_host_bridge, parent)

在文件 pci.h 第 207 行定义.

rt_pci_foreach_bridge

#define rt_pci_foreach_bridge	(		pdev,
			bus )

值:

    rt_list_for_each_entry(pdev, &bus->devices_nodes, list) \
        if (rt_pci_is_bridge(pdev))

在文件 pci.h 第 348 行定义.

#define rt_pci_foreach_bridge(pdev, bus) \
    rt_list_for_each_entry(pdev, &bus->devices_nodes, list) \
        if (rt_pci_is_bridge(pdev))

RT_PCI_IRQ_F_LEGACY

#define RT_PCI_IRQ_F_LEGACY   RT_BIT(0) /* Allow legacy interrupts */

在文件 pci.h 第 481 行定义.

RT_PCI_IRQ_F_MSI

#define RT_PCI_IRQ_F_MSI   RT_BIT(1) /* Allow MSI interrupts */

在文件 pci.h 第 482 行定义.

RT_PCI_IRQ_F_MSIX

#define RT_PCI_IRQ_F_MSIX   RT_BIT(2) /* Allow MSI-X interrupts */

在文件 pci.h 第 483 行定义.

RT_PCI_IRQ_F_AFFINITY

#define RT_PCI_IRQ_F_AFFINITY   RT_BIT(3) /* Auto-assign affinity */

在文件 pci.h 第 484 行定义.

RT_PCI_IRQ_F_ALL_TYPES

#define RT_PCI_IRQ_F_ALL_TYPES   (RT_PCI_IRQ_F_LEGACY | RT_PCI_IRQ_F_MSI | RT_PCI_IRQ_F_MSIX)

在文件 pci.h 第 485 行定义.

RT_PCI_DRIVER_EXPORT

#define RT_PCI_DRIVER_EXPORT

(

driver

)

值:

RT_DRIVER_EXPORT(driver, pci, BUILIN)

在文件 pci.h 第 600 行定义.

枚举类型说明

rt_pci_power

enum rt_pci_power

枚举值
RT_PCI_D0
RT_PCI_D1
RT_PCI_D2
RT_PCI_D3HOT
RT_PCI_D3COLD
RT_PCI_PME_MAX

在文件 pci.h 第 264 行定义.

{
    RT_PCI_D0,
    RT_PCI_D1,
    RT_PCI_D2,
    RT_PCI_D3HOT,
    RT_PCI_D3COLD,
 
    RT_PCI_PME_MAX,
};

函数说明

rt_pci_pme_init()

void rt_pci_pme_init

(

struct rt_pci_device *

pdev

)

rt_pci_pme_active()

void rt_pci_pme_active	(	struct rt_pci_device *	pdev,
		rt_bool_t	enable )

rt_pci_enable_wake()

rt_err_t rt_pci_enable_wake	(	struct rt_pci_device *	pci_dev,
		enum rt_pci_power	state,
		rt_bool_t	enable )

rt_pci_pme_capable()

rt_inline rt_bool_t rt_pci_pme_capable	(	struct rt_pci_device *	pdev,
		enum rt_pci_power	state )

在文件 pci.h 第 279 行定义.

{
    if (!pdev->pme_cap)
    {
        return RT_FALSE;
    }
 
    return !!(pdev->pme_support & (1 << state));
}

引用了 rt_pci_device::pme_cap, rt_pci_device::pme_support , 以及 RT_FALSE.

rt_pci_msi_init()

void rt_pci_msi_init

(

struct rt_pci_device *

pdev

)

rt_pci_msix_init()

void rt_pci_msix_init

(

struct rt_pci_device *

pdev

)

rt_pci_set_master()

void rt_pci_set_master

(

struct rt_pci_device *

pdev

)

rt_pci_clear_master()

void rt_pci_clear_master

(

struct rt_pci_device *

pdev

)

rt_pci_host_bridge_alloc()

struct rt_pci_host_bridge * rt_pci_host_bridge_alloc

(

rt_size_t

priv_size

)

rt_pci_host_bridge_free()

rt_err_t rt_pci_host_bridge_free

(

struct rt_pci_host_bridge *

)

rt_pci_host_bridge_init()

rt_err_t rt_pci_host_bridge_init

(

struct rt_pci_host_bridge *

host_bridge

)

rt_pci_host_bridge_probe()

rt_err_t rt_pci_host_bridge_probe

(

struct rt_pci_host_bridge *

host_bridge

)

rt_pci_alloc_device()

struct rt_pci_device * rt_pci_alloc_device

(

struct rt_pci_bus *

bus

)

rt_pci_scan_single_device()

struct rt_pci_device * rt_pci_scan_single_device	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn )

rt_pci_setup_device()

rt_err_t rt_pci_setup_device

(

struct rt_pci_device *

pdev

)

rt_pci_scan_slot()

rt_size_t rt_pci_scan_slot	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn )

rt_pci_scan_child_buses()

rt_uint32_t rt_pci_scan_child_buses	(	struct rt_pci_bus *	bus,
		rt_size_t	buses )

rt_pci_scan_child_bus()

rt_uint32_t rt_pci_scan_child_bus

(

struct rt_pci_bus *

bus

)

rt_pci_host_bridge_register()

rt_err_t rt_pci_host_bridge_register

(

struct rt_pci_host_bridge *

host_bridge

)

rt_pci_scan_root_bus_bridge()

rt_err_t rt_pci_scan_root_bus_bridge

(

struct rt_pci_host_bridge *

host_bridge

)

rt_pci_host_bridge_remove()

rt_err_t rt_pci_host_bridge_remove

(

struct rt_pci_host_bridge *

host_bridge

)

rt_pci_bus_remove()

rt_err_t rt_pci_bus_remove

(

struct rt_pci_bus *

bus

)

rt_pci_device_remove()

rt_err_t rt_pci_device_remove

(

struct rt_pci_device *

pdev

)

rt_pci_domain()

rt_uint32_t rt_pci_domain

(

struct rt_pci_device *

pdev

)

rt_pci_bus_find_capability()

rt_uint8_t rt_pci_bus_find_capability	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	cap )

rt_pci_find_capability()

rt_uint8_t rt_pci_find_capability	(	struct rt_pci_device *	pdev,
		int	cap )

rt_pci_find_next_capability()

rt_uint8_t rt_pci_find_next_capability	(	struct rt_pci_device *	pdev,
		rt_uint8_t	pos,
		int	cap )

rt_pci_find_ext_capability()

rt_uint16_t rt_pci_find_ext_capability	(	struct rt_pci_device *	pdev,
		int	cap )

rt_pci_find_ext_next_capability()

rt_uint16_t rt_pci_find_ext_next_capability	(	struct rt_pci_device *	pdev,
		rt_uint16_t	pos,
		int	cap )

rt_pci_find_root_bus()

struct rt_pci_bus * rt_pci_find_root_bus

(

struct rt_pci_bus *

bus

)

rt_pci_find_host_bridge()

struct rt_pci_host_bridge * rt_pci_find_host_bridge

(

struct rt_pci_bus *

bus

)

rt_pci_dev_id()

rt_inline rt_uint16_t rt_pci_dev_id

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 327 行定义.

{
    return RT_PCI_DEVID(pdev->bus->number, pdev->devfn);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn, rt_pci_bus::number , 以及 RT_PCI_DEVID.

rt_pci_is_root_bus()

rt_inline rt_bool_t rt_pci_is_root_bus

(

struct rt_pci_bus *

bus

)

在文件 pci.h 第 332 行定义.

{
    return bus->parent ? RT_FALSE : RT_TRUE;
}

引用了 rt_pci_bus::parent, RT_FALSE , 以及 RT_TRUE.

rt_pci_is_bridge()

rt_inline rt_bool_t rt_pci_is_bridge

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 337 行定义.

{
    return pdev->hdr_type == PCIM_HDRTYPE_BRIDGE ||
            pdev->hdr_type == PCIM_HDRTYPE_CARDBUS;
}

引用了 rt_pci_device::hdr_type.

rt_pci_is_pcie()

rt_inline rt_bool_t rt_pci_is_pcie

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 343 行定义.

{
    return !!pdev->pcie_cap;
}

引用了 rt_pci_device::pcie_cap.

rt_pci_bus_read_config_u8()

rt_err_t rt_pci_bus_read_config_u8	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	pos,
		rt_uint8_t *	value )

这是这个函数的调用关系图:

rt_pci_bus_read_config_u16()

rt_err_t rt_pci_bus_read_config_u16	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	pos,
		rt_uint16_t *	value )

这是这个函数的调用关系图:

rt_pci_bus_read_config_u32()

rt_err_t rt_pci_bus_read_config_u32	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	pos,
		rt_uint32_t *	value )

这是这个函数的调用关系图:

rt_pci_bus_write_config_u8()

rt_err_t rt_pci_bus_write_config_u8	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		rt_uint8_t	value )

这是这个函数的调用关系图:

rt_pci_bus_write_config_u16()

rt_err_t rt_pci_bus_write_config_u16	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		rt_uint16_t	value )

这是这个函数的调用关系图:

rt_pci_bus_write_config_u32()

rt_err_t rt_pci_bus_write_config_u32	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		rt_uint32_t	value )

这是这个函数的调用关系图:

rt_pci_bus_read_config_uxx()

rt_err_t rt_pci_bus_read_config_uxx	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		int	width,
		rt_uint32_t *	value )

rt_pci_bus_write_config_uxx()

rt_err_t rt_pci_bus_write_config_uxx	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		int	width,
		rt_uint32_t	value )

rt_pci_bus_read_config_generic_u32()

rt_err_t rt_pci_bus_read_config_generic_u32	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		int	width,
		rt_uint32_t *	value )

rt_pci_bus_write_config_generic_u32()

rt_err_t rt_pci_bus_write_config_generic_u32	(	struct rt_pci_bus *	bus,
		rt_uint32_t	devfn,
		int	reg,
		int	width,
		rt_uint32_t	value )

rt_pci_read_config_u8()

rt_inline rt_err_t rt_pci_read_config_u8	(	const struct rt_pci_device *	pdev,
		int	reg,
		rt_uint8_t *	value )

在文件 pci.h 第 376 行定义.

{
    return rt_pci_bus_read_config_u8(pdev->bus, pdev->devfn, reg, value);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn , 以及 rt_pci_bus_read_config_u8().

函数调用图:

rt_pci_read_config_u16()

rt_inline rt_err_t rt_pci_read_config_u16	(	const struct rt_pci_device *	pdev,
		int	reg,
		rt_uint16_t *	value )

在文件 pci.h 第 382 行定义.

{
    return rt_pci_bus_read_config_u16(pdev->bus, pdev->devfn, reg, value);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn , 以及 rt_pci_bus_read_config_u16().

函数调用图:

rt_pci_read_config_u32()

rt_inline rt_err_t rt_pci_read_config_u32	(	const struct rt_pci_device *	pdev,
		int	reg,
		rt_uint32_t *	value )

在文件 pci.h 第 388 行定义.

{
    return rt_pci_bus_read_config_u32(pdev->bus, pdev->devfn, reg, value);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn , 以及 rt_pci_bus_read_config_u32().

函数调用图:

rt_pci_write_config_u8()

rt_inline rt_err_t rt_pci_write_config_u8	(	const struct rt_pci_device *	pdev,
		int	reg,
		rt_uint8_t	value )

在文件 pci.h 第 394 行定义.

{
    return rt_pci_bus_write_config_u8(pdev->bus, pdev->devfn, reg, value);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn , 以及 rt_pci_bus_write_config_u8().

函数调用图:

rt_pci_write_config_u16()

rt_inline rt_err_t rt_pci_write_config_u16	(	const struct rt_pci_device *	pdev,
		int	reg,
		rt_uint16_t	value )

在文件 pci.h 第 400 行定义.

{
    return rt_pci_bus_write_config_u16(pdev->bus, pdev->devfn, reg, value);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn , 以及 rt_pci_bus_write_config_u16().

函数调用图:

rt_pci_write_config_u32()

rt_inline rt_err_t rt_pci_write_config_u32	(	const struct rt_pci_device *	pdev,
		int	reg,
		rt_uint32_t	value )

在文件 pci.h 第 406 行定义.

{
    return rt_pci_bus_write_config_u32(pdev->bus, pdev->devfn, reg, value);
}

引用了 rt_pci_device::bus, rt_pci_device::devfn , 以及 rt_pci_bus_write_config_u32().

函数调用图:

rt_pci_ofw_host_bridge_init()

rt_inline rt_err_t rt_pci_ofw_host_bridge_init	(	struct rt_ofw_node *	dev_np,
		struct rt_pci_host_bridge *	host_bridge )

在文件 pci.h 第 427 行定义.

{
    return RT_EOK;
}

rt_pci_ofw_bus_init()

rt_inline rt_err_t rt_pci_ofw_bus_init

(

struct rt_pci_bus *

bus

)

在文件 pci.h 第 432 行定义.

{
    return RT_EOK;
}

rt_pci_ofw_bus_free()

rt_inline rt_err_t rt_pci_ofw_bus_free

(

struct rt_pci_bus *

bus

)

在文件 pci.h 第 436 行定义.

{
    return RT_EOK;
}

rt_pci_ofw_device_init()

rt_inline rt_err_t rt_pci_ofw_device_init

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 440 行定义.

{
    return RT_EOK;
}

rt_pci_ofw_device_free()

rt_inline rt_err_t rt_pci_ofw_device_free

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 444 行定义.

{
    return RT_EOK;
}

rt_pci_ofw_irq_parse_and_map()

rt_inline int rt_pci_ofw_irq_parse_and_map	(	struct rt_pci_device *	pdev,
		rt_uint8_t	slot,
		rt_uint8_t	pin )

在文件 pci.h 第 448 行定义.

{
    return -1;
}

rt_pci_ofw_parse_ranges()

rt_inline rt_err_t rt_pci_ofw_parse_ranges	(	struct rt_ofw_node *	dev_np,
		struct rt_pci_host_bridge *	host_bridge )

在文件 pci.h 第 453 行定义.

{
    return -RT_ENOSYS;
}

rt_pci_iomap()

rt_inline void * rt_pci_iomap	(	struct rt_pci_device *	pdev,
		int	bar_idx )

在文件 pci.h 第 460 行定义.

{
    struct rt_pci_bus_resource *res = &pdev->resource[bar_idx];
 
    RT_ASSERT(bar_idx < RT_ARRAY_SIZE(pdev->resource));
 
    return rt_ioremap((void *)res->base, res->size);
}

引用了 rt_pci_bus_resource::base, rt_pci_device::resource, RT_ARRAY_SIZE, RT_ASSERT , 以及 rt_pci_bus_resource::size.

rt_pci_irq_intx()

rt_uint8_t rt_pci_irq_intx	(	struct rt_pci_device *	pdev,
		rt_uint8_t	pin )

rt_pci_irq_slot()

rt_uint8_t rt_pci_irq_slot	(	struct rt_pci_device *	pdev,
		rt_uint8_t *	pinp )

rt_pci_assign_irq()

void rt_pci_assign_irq

(

struct rt_pci_device *

pdev

)

rt_pci_intx()

void rt_pci_intx	(	struct rt_pci_device *	pdev,
		rt_bool_t	enable )

rt_pci_check_and_mask_intx()

rt_bool_t rt_pci_check_and_mask_intx

(

struct rt_pci_device *

pdev

)

rt_pci_check_and_unmask_intx()

rt_bool_t rt_pci_check_and_unmask_intx

(

struct rt_pci_device *

pdev

)

rt_pci_irq_mask()

void rt_pci_irq_mask

(

struct rt_pci_device *

pdev

)

rt_pci_irq_unmask()

void rt_pci_irq_unmask

(

struct rt_pci_device *

pdev

)

rt_pci_alloc_vector()

rt_inline rt_ssize_t rt_pci_alloc_vector	(	struct rt_pci_device *	pdev,
		int	min,
		int	max,
		rt_uint32_t	flags,
		RT_IRQ_AFFINITY_DECLARE((*affinities))	)

在文件 pci.h 第 503 行定义.

{
    return -RT_ENOSYS;
}

rt_pci_free_vector()

rt_inline void rt_pci_free_vector

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 509 行定义.

{
    return;
}

rt_pci_msi_vector_count()

rt_inline rt_ssize_t rt_pci_msi_vector_count

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 514 行定义.

{
    return 0;
}

rt_pci_msi_disable()

rt_inline rt_err_t rt_pci_msi_disable

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 519 行定义.

{
    return RT_EOK;
}

rt_pci_msi_enable_range_affinity()

rt_inline rt_ssize_t rt_pci_msi_enable_range_affinity	(	struct rt_pci_device *	pdev,
		int	min,
		int	max,
		RT_IRQ_AFFINITY_DECLARE((*affinities))	)

在文件 pci.h 第 524 行定义.

{
    return -RT_ENOSYS;
}

这是这个函数的调用关系图:

rt_pci_msix_vector_count()

rt_inline rt_ssize_t rt_pci_msix_vector_count

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 530 行定义.

{
    return 0;
}

rt_pci_msix_disable()

rt_inline rt_err_t rt_pci_msix_disable

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 535 行定义.

{
    return RT_EOK;
}

rt_pci_msix_enable_range_affinity()

rt_inline rt_ssize_t rt_pci_msix_enable_range_affinity	(	struct rt_pci_device *	pdev,
		struct rt_pci_msix_entry *	entries,
		int	min,
		int	max,
		RT_IRQ_AFFINITY_DECLARE((*affinities))	)

在文件 pci.h 第 540 行定义.

{
    return -RT_ENOSYS;
}

这是这个函数的调用关系图:

rt_pci_msix_entry_index_linear()

rt_inline void rt_pci_msix_entry_index_linear	(	struct rt_pci_msix_entry *	entries,
		rt_size_t	nvectors )

在文件 pci.h 第 548 行定义.

{
    for (int i = 0; i < nvectors; ++i)
    {
        entries[i].index = i;
    }
}

引用了 rt_pci_msix_entry::index.

rt_pci_msi_enable_range()

rt_inline rt_ssize_t rt_pci_msi_enable_range	(	struct rt_pci_device *	pdev,
		int	min,
		int	max )

在文件 pci.h 第 557 行定义.

{
    return rt_pci_msi_enable_range_affinity(pdev, min, max, RT_NULL);
}

引用了 RT_NULL , 以及 rt_pci_msi_enable_range_affinity().

函数调用图:

这是这个函数的调用关系图:

rt_pci_msi_enable()

rt_inline rt_err_t rt_pci_msi_enable

(

struct rt_pci_device *

pdev

)

在文件 pci.h 第 563 行定义.

{
    rt_ssize_t res = rt_pci_msi_enable_range(pdev, 1, 1);
    return res == 1 ? res : RT_EOK;
}

引用了 rt_pci_msi_enable_range().

函数调用图:

rt_pci_msix_enable_range()

rt_inline rt_ssize_t rt_pci_msix_enable_range	(	struct rt_pci_device *	pdev,
		struct rt_pci_msix_entry *	entries,
		int	min,
		int	max )

在文件 pci.h 第 569 行定义.

{
    return rt_pci_msix_enable_range_affinity(pdev, entries, min, max, RT_NULL);
}

引用了 RT_NULL , 以及 rt_pci_msix_enable_range_affinity().

函数调用图:

这是这个函数的调用关系图:

rt_pci_msix_enable()

rt_inline rt_ssize_t rt_pci_msix_enable	(	struct rt_pci_device *	pdev,
		struct rt_pci_msix_entry *	entries,
		int	count )

在文件 pci.h 第 575 行定义.

{
    return rt_pci_msix_enable_range(pdev, entries, count, count);
}

引用了 rt_pci_msix_enable_range().

函数调用图:

rt_pci_region_setup()

rt_err_t rt_pci_region_setup

(

struct rt_pci_host_bridge *

host_bridge

)

rt_pci_region_alloc()

struct rt_pci_bus_region * rt_pci_region_alloc	(	struct rt_pci_host_bridge *	host_bridge,
		void **	out_addr,
		rt_size_t	size,
		rt_ubase_t	flags,
		rt_bool_t	mem64 )

rt_pci_device_alloc_resource()

rt_err_t rt_pci_device_alloc_resource	(	struct rt_pci_host_bridge *	host_bridge,
		struct rt_pci_device *	pdev )

rt_pci_enum_device()

void rt_pci_enum_device	(	struct rt_pci_bus *	bus,
		rt_bool_t(callback(struct rt_pci_device *, void *))	,
		void *	data )

rt_pci_match_id()

const struct rt_pci_device_id * rt_pci_match_id	(	struct rt_pci_device *	pdev,
		const struct rt_pci_device_id *	id )

rt_pci_match_ids()

const struct rt_pci_device_id * rt_pci_match_ids	(	struct rt_pci_device *	pdev,
		const struct rt_pci_device_id *	ids )

rt_pci_driver_register()

rt_err_t rt_pci_driver_register

(

struct rt_pci_driver *

pdrv

)

rt_pci_device_register()

rt_err_t rt_pci_device_register

(

struct rt_pci_device *

pdev

)

rt_pci_find_bar()

struct rt_pci_bus_resource * rt_pci_find_bar	(	struct rt_pci_device *	pdev,
		rt_ubase_t	flags,
		int	index )

变量说明

rt_pci_lock

struct rt_spinlock rt_pci_lock

extern