smbus.c File Reference

#include <arch/io.h>
#include <stdint.h>
#include "smbus.h"
#include <console/console.h>

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Functions
static int	smbus_wait_until_ready (u32 smbus_io_base)
static int	smbus_wait_until_done (u32 smbus_io_base)
int	do_smbus_recv_byte (u32 smbus_io_base, u32 device)
int	do_smbus_send_byte (u32 smbus_io_base, u32 device, u8 val)
int	do_smbus_read_byte (u32 smbus_io_base, u32 device, u32 address)
int	do_smbus_write_byte (u32 smbus_io_base, u32 device, u32 address, u8 val)
void	alink_ab_indx (u32 reg_space, u32 reg_addr, u32 mask, u32 val)
void	alink_rc_indx (u32 reg_space, u32 reg_addr, u32 port, u32 mask, u32 val)
void	alink_ax_indx (u32 space, u32 axindc, u32 mask, u32 val)

Function Documentation

alink_ab_indx()

void alink_ab_indx	(	u32	reg_space,
		u32	reg_addr,
		u32	mask,
		u32	val
	)

Definition at line 174 of file smbus.c.

References AB_DATA, AB_INDX, BIOS_DEBUG, inl(), mask, outl(), printk, and val.

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alink_ax_indx()

void alink_ax_indx	(	u32	space,
		u32	axindc,
		u32	mask,
		u32	val
	)

Definition at line 223 of file smbus.c.

References AB_DATA, AB_INDX, BIOS_DEBUG, inl(), mask, outl(), printk, and val.

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alink_rc_indx()

void alink_rc_indx	(	u32	reg_space,
		u32	reg_addr,
		u32	port,
		u32	mask,
		u32	val
	)

Definition at line 197 of file smbus.c.

References AB_DATA, AB_INDX, BIOS_DEBUG, inl(), mask, outl(), printk, and val.

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do_smbus_read_byte()

int do_smbus_read_byte	(	u32	smbus_io_base,
		u32	device,
		u32	address
	)

Definition at line 108 of file smbus.c.

References address, BIOS_DEBUG, inb(), outb(), printk, SMBHSTADDR, SMBHSTCMD, SMBHSTCTRL, SMBHSTDAT0, smbus_wait_until_done(), and smbus_wait_until_ready().

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do_smbus_recv_byte()

int do_smbus_recv_byte	(	u32	smbus_io_base,
		u32	device
	)

Definition at line 48 of file smbus.c.

References BIOS_DEBUG, inb(), outb(), printk, SMBHSTADDR, SMBHSTCMD, SMBHSTCTRL, smbus_wait_until_done(), and smbus_wait_until_ready().

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do_smbus_send_byte()

int do_smbus_send_byte	(	u32	smbus_io_base,
		u32	device,
		u8	val
	)

Definition at line 78 of file smbus.c.

References BIOS_DEBUG, inb(), outb(), printk, SMBHSTADDR, SMBHSTCMD, SMBHSTCTRL, smbus_wait_until_done(), smbus_wait_until_ready(), and val.

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do_smbus_write_byte()

int do_smbus_write_byte	(	u32	smbus_io_base,
		u32	device,
		u32	address,
		u8	val
	)

Definition at line 141 of file smbus.c.

References address, BIOS_DEBUG, inb(), outb(), printk, SMBHSTADDR, SMBHSTCMD, SMBHSTCTRL, SMBHSTDAT0, smbus_wait_until_done(), smbus_wait_until_ready(), and val.

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smbus_wait_until_done()

static int smbus_wait_until_done ( u32  smbus_io_base )

static

Definition at line 26 of file smbus.c.

References inb(), outb(), SMBHSTSTAT, SMBUS_TIMEOUT, and val.

Referenced by do_smbus_read_byte(), do_smbus_recv_byte(), do_smbus_send_byte(), and do_smbus_write_byte().

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smbus_wait_until_ready()

static int smbus_wait_until_ready ( u32  smbus_io_base )

static

Definition at line 8 of file smbus.c.

References inb(), outb(), SMBHSTSTAT, SMBUS_TIMEOUT, and val.

Referenced by do_smbus_read_byte(), do_smbus_recv_byte(), do_smbus_send_byte(), and do_smbus_write_byte().

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