nvram.c File Reference

#include <linux/export.h>
#include <linux/kernel.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/nvram.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/errno.h>
#include <linux/adb.h>
#include <linux/pmu.h>
#include <linux/bootmem.h>
#include <linux/completion.h>
#include <linux/spinlock.h>
#include <asm/sections.h>
#include <asm/io.h>
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/nvram.h>
#include "pmac.h"

Go to the source code of this file.

Data Structures
struct	chrp_header
struct	core99_header

Macros
#define	DEBUG
#define	DBG(x...)   printk(x)
#define	NVRAM_SIZE   0x2000 /* 8kB of non-volatile RAM */
#define	CORE99_SIGNATURE   0x5a
#define	CORE99_ADLER_START   0x14
#define	SM_FLASH_STATUS_DONE   0x80
#define	SM_FLASH_STATUS_ERR   0x38
#define	SM_FLASH_CMD_ERASE_CONFIRM   0xd0
#define	SM_FLASH_CMD_ERASE_SETUP   0x20
#define	SM_FLASH_CMD_RESET   0xff
#define	SM_FLASH_CMD_WRITE_SETUP   0x40
#define	SM_FLASH_CMD_CLEAR_STATUS   0x50
#define	SM_FLASH_CMD_READ_STATUS   0x70

Functions
int __init	pmac_nvram_init (void)
int	pmac_get_partition (int partition)
u8	pmac_xpram_read (int xpaddr)
void	pmac_xpram_write (int xpaddr, u8 data)
	EXPORT_SYMBOL (pmac_get_partition)
	EXPORT_SYMBOL (pmac_xpram_read)
	EXPORT_SYMBOL (pmac_xpram_write)

Macro Definition Documentation

#define CORE99_ADLER_START   0x14

Definition at line 43 of file nvram.c.

#define CORE99_SIGNATURE   0x5a

Definition at line 42 of file nvram.c.

#define DBG

(

x...

)

printk(x)

Definition at line 35 of file nvram.c.

#define DEBUG

Definition at line 32 of file nvram.c.

#define NVRAM_SIZE   0x2000 /* 8kB of non-volatile RAM */

Definition at line 40 of file nvram.c.

#define SM_FLASH_CMD_CLEAR_STATUS   0x50

Definition at line 53 of file nvram.c.

#define SM_FLASH_CMD_ERASE_CONFIRM   0xd0

Definition at line 49 of file nvram.c.

#define SM_FLASH_CMD_ERASE_SETUP   0x20

Definition at line 50 of file nvram.c.

#define SM_FLASH_CMD_READ_STATUS   0x70

Definition at line 54 of file nvram.c.

#define SM_FLASH_CMD_RESET   0xff

Definition at line 51 of file nvram.c.

#define SM_FLASH_CMD_WRITE_SETUP   0x40

Definition at line 52 of file nvram.c.

#define SM_FLASH_STATUS_DONE   0x80

Definition at line 46 of file nvram.c.

#define SM_FLASH_STATUS_ERR   0x38

Definition at line 47 of file nvram.c.

Function Documentation

EXPORT_SYMBOL

(

pmac_get_partition

)

EXPORT_SYMBOL

(

pmac_xpram_read

)

EXPORT_SYMBOL

(

pmac_xpram_write

)

int pmac_get_partition

(

int

partition

)

Definition at line 625 of file nvram.c.

int __init pmac_nvram_init

(

void

)

Definition at line 560 of file nvram.c.

u8 pmac_xpram_read

(

int

xpaddr

)

Definition at line 630 of file nvram.c.

void pmac_xpram_write	(	int	xpaddr,
		u8	data
	)

Definition at line 640 of file nvram.c.