mediabay.c File Reference

#include <linux/types.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/timer.h>
#include <linux/stddef.h>
#include <linux/init.h>
#include <linux/kthread.h>
#include <linux/mutex.h>
#include <asm/prom.h>
#include <asm/pgtable.h>
#include <asm/io.h>
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/mediabay.h>
#include <asm/sections.h>
#include <asm/ohare.h>
#include <asm/heathrow.h>
#include <asm/keylargo.h>
#include <linux/adb.h>
#include <linux/pmu.h>

Go to the source code of this file.

Data Structures
struct	mb_ops
struct	media_bay_info

Macros
#define	MB_FCR32(bay, r)   ((bay)->base + ((r) >> 2))
#define	MB_FCR8(bay, r)   (((volatile u8 __iomem *)((bay)->base)) + (r))
#define	MB_IN32(bay, r)   (in_le32(MB_FCR32(bay,r)))
#define	MB_OUT32(bay, r, v)   (out_le32(MB_FCR32(bay,r), (v)))
#define	MB_BIS(bay, r, v)   (MB_OUT32((bay), (r), MB_IN32((bay), r) | (v)))
#define	MB_BIC(bay, r, v)   (MB_OUT32((bay), (r), MB_IN32((bay), r) & ~(v)))
#define	MB_IN8(bay, r)   (in_8(MB_FCR8(bay,r)))
#define	MB_OUT8(bay, r, v)   (out_8(MB_FCR8(bay,r), (v)))
#define	MAX_BAYS   2
#define	MB_POLL_DELAY   25
#define	MB_STABLE_DELAY   100
#define	MB_POWER_DELAY   200
#define	MB_RESET_DELAY   50
#define	MB_SETUP_DELAY   100
#define	MB_IDE_WAIT   1000
#define	MB_POWER_SOUND   0x08
#define	MB_POWER_FLOPPY   0x04
#define	MB_POWER_ATA   0x02
#define	MB_POWER_PCI   0x01
#define	MB_POWER_OFF   0x00

Enumerations
enum	{   mb_empty = 0, mb_powering_up, mb_enabling_bay, mb_resetting,   mb_ide_resetting, mb_up, mb_powering_down }

Functions
int	check_media_bay (struct macio_dev *baydev)
	EXPORT_SYMBOL_GPL (check_media_bay)
void	lock_media_bay (struct macio_dev *baydev)
	EXPORT_SYMBOL_GPL (lock_media_bay)
void	unlock_media_bay (struct macio_dev *baydev)
	EXPORT_SYMBOL_GPL (unlock_media_bay)
	device_initcall (media_bay_init)

Macro Definition Documentation

#define MAX_BAYS   2

Definition at line 74 of file mediabay.c.

#define MB_BIC	(		bay,
			r,
			v
	)		(MB_OUT32((bay), (r), MB_IN32((bay), r) & ~(v)))

Definition at line 42 of file mediabay.c.

#define MB_BIS	(		bay,
			r,
			v
	)		(MB_OUT32((bay), (r), MB_IN32((bay), r) | (v)))

Definition at line 41 of file mediabay.c.

#define MB_FCR32	(		bay,
			r
	)		((bay)->base + ((r) >> 2))

Definition at line 36 of file mediabay.c.

#define MB_FCR8	(		bay,
			r
	)		(((volatile u8 __iomem *)((bay)->base)) + (r))

Definition at line 37 of file mediabay.c.

#define MB_IDE_WAIT   1000

Definition at line 112 of file mediabay.c.

#define MB_IN32	(		bay,
			r
	)		(in_le32(MB_FCR32(bay,r)))

Definition at line 39 of file mediabay.c.

#define MB_IN8	(		bay,
			r
	)		(in_8(MB_FCR8(bay,r)))

Definition at line 43 of file mediabay.c.

#define MB_OUT32	(		bay,
			r,
			v
	)		(out_le32(MB_FCR32(bay,r), (v)))

Definition at line 40 of file mediabay.c.

#define MB_OUT8	(		bay,
			r,
			v
	)		(out_8(MB_FCR8(bay,r), (v)))

Definition at line 44 of file mediabay.c.

#define MB_POLL_DELAY   25

Definition at line 82 of file mediabay.c.

#define MB_POWER_ATA   0x02

Definition at line 129 of file mediabay.c.

#define MB_POWER_DELAY   200

Definition at line 93 of file mediabay.c.

#define MB_POWER_FLOPPY   0x04

Definition at line 128 of file mediabay.c.

#define MB_POWER_OFF   0x00

Definition at line 131 of file mediabay.c.

#define MB_POWER_PCI   0x01

Definition at line 130 of file mediabay.c.

#define MB_POWER_SOUND   0x08

Definition at line 127 of file mediabay.c.

#define MB_RESET_DELAY   50

Definition at line 99 of file mediabay.c.

#define MB_SETUP_DELAY   100

Definition at line 106 of file mediabay.c.

#define MB_STABLE_DELAY   100

Definition at line 88 of file mediabay.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

mb_empty
mb_powering_up
mb_enabling_bay
mb_resetting
mb_ide_resetting
mb_up
mb_powering_down

Definition at line 117 of file mediabay.c.

Function Documentation

int check_media_bay

(

struct macio_dev *

baydev

)

Definition at line 394 of file mediabay.c.

device_initcall

(

media_bay_init

)

EXPORT_SYMBOL_GPL

(

check_media_bay

)

EXPORT_SYMBOL_GPL

(

lock_media_bay

)

EXPORT_SYMBOL_GPL

(

unlock_media_bay

)

void lock_media_bay

(

struct macio_dev *

baydev

)

Definition at line 419 of file mediabay.c.

void unlock_media_bay

(

struct macio_dev *

baydev

)

Definition at line 433 of file mediabay.c.