pcitest.c File Reference

#include "pcitest.h"

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Classes
struct	LEON3_GRPCI_Regs_Map
struct	pci_res

Macros
#define	DBG(x...)
#define	PCI_CONFIG_ADDR   0xcf8
#define	PCI_CONFIG_DATA   0xcfc
#define	PCI_INVALID_VENDORDEVICEID   0xffffffff
#define	PCI_MULTI_FUNCTION   0x80

Functions
int	pci_read_config_dword (unsigned char bus, unsigned char slot, unsigned char function, unsigned char offset, unsigned int *val)
int	pci_read_config_word (unsigned char bus, unsigned char slot, unsigned char function, unsigned char offset, unsigned short *val)
int	pci_read_config_byte (unsigned char bus, unsigned char slot, unsigned char function, unsigned char offset, unsigned char *val)
int	pci_write_config_dword (unsigned char bus, unsigned char slot, unsigned char function, unsigned char offset, unsigned int val)
int	pci_write_config_word (unsigned char bus, unsigned char slot, unsigned char function, unsigned char offset, unsigned short val)
int	pci_write_config_byte (unsigned char bus, unsigned char slot, unsigned char function, unsigned char offset, unsigned char val)
void	init_grpci (void)
void	pci_mem_enable (unsigned char bus, unsigned char slot, unsigned char function)
void	pci_master_enable (unsigned char bus, unsigned char slot, unsigned char function)
void	pci_allocate_resources (void)
void	init_pci ()
int	pci_test (int apbaddr, int ioaddr, int ahbaddr)

Macro Definition Documentation

#define DBG

(

x...

)

Referenced by pci_allocate_resources().

#define PCI_CONFIG_ADDR   0xcf8

#define PCI_CONFIG_DATA   0xcfc

#define PCI_INVALID_VENDORDEVICEID   0xffffffff

Referenced by pci_allocate_resources().

#define PCI_MULTI_FUNCTION   0x80

Referenced by pci_allocate_resources().

Function Documentation

void init_grpci

(

void

)

References LEON3_GRPCI_Regs_Map::cfg_stat, page0, LEON3_GRPCI_Regs_Map::page1, pci_read_config_dword(), and pci_write_config_dword().

Referenced by init_pci().

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void init_pci

(

)

References init_grpci(), and pci_allocate_resources().

Referenced by pci_test().

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void pci_allocate_resources

(

void

)

References pci_res::bar, DBG, func, i, PCI_BASE_ADDRESS_0, PCI_CLASS_BRIDGE_PCI, PCI_CLASS_REVISION, PCI_HEADER_TYPE, PCI_INVALID_VENDORDEVICEID, PCI_MAX_DEVICES, PCI_MAX_FUNCTIONS, pci_mem_enable(), PCI_MULTI_FUNCTION, pci_read_config_byte(), pci_read_config_dword(), PCI_VENDOR_ID, pci_write_config_dword(), and pci_res::size.

Referenced by init_pci().

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void pci_master_enable	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function
	)

References PCI_COMMAND, PCI_COMMAND_MASTER, pci_read_config_dword(), and pci_write_config_dword().

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void pci_mem_enable	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function
	)

References PCI_COMMAND, PCI_COMMAND_MEMORY, pci_read_config_dword(), and pci_write_config_dword().

Referenced by pci_allocate_resources().

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int pci_read_config_byte	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function,
		unsigned char	offset,
		unsigned char *	val
	)

References pci_read_config_dword(), and PCIBIOS_SUCCESSFUL.

Referenced by pci_allocate_resources().

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int pci_read_config_dword	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function,
		unsigned char	offset,
		unsigned int *	val
	)

References LEON3_GRPCI_Regs_Map::cfg_stat, PCIBIOS_BAD_REGISTER_NUMBER, and PCIBIOS_SUCCESSFUL.

Referenced by init_grpci(), pci_allocate_resources(), pci_master_enable(), pci_mem_enable(), pci_read_config_byte(), pci_read_config_word(), pci_write_config_byte(), and pci_write_config_word().

int pci_read_config_word	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function,
		unsigned char	offset,
		unsigned short *	val
	)

References pci_read_config_dword(), PCIBIOS_BAD_REGISTER_NUMBER, and PCIBIOS_SUCCESSFUL.

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int pci_test	(	int	apbaddr,
		int	ioaddr,
		int	ahbaddr
	)

References init_pci(), and report_device().

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int pci_write_config_byte	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function,
		unsigned char	offset,
		unsigned char	val
	)

References pci_read_config_dword(), and pci_write_config_dword().

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int pci_write_config_dword	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function,
		unsigned char	offset,
		unsigned int	val
	)

References PCIBIOS_BAD_REGISTER_NUMBER, and PCIBIOS_SUCCESSFUL.

Referenced by init_grpci(), pci_allocate_resources(), pci_master_enable(), pci_mem_enable(), pci_write_config_byte(), and pci_write_config_word().

int pci_write_config_word	(	unsigned char	bus,
		unsigned char	slot,
		unsigned char	function,
		unsigned char	offset,
		unsigned short	val
	)

References pci_read_config_dword(), pci_write_config_dword(), and PCIBIOS_BAD_REGISTER_NUMBER.

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