mesh.c File Reference

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/blkdev.h>
#include <linux/proc_fs.h>
#include <linux/stat.h>
#include <linux/interrupt.h>
#include <linux/reboot.h>
#include <linux/spinlock.h>
#include <asm/dbdma.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/prom.h>
#include <asm/irq.h>
#include <asm/hydra.h>
#include <asm/processor.h>
#include <asm/machdep.h>
#include <asm/pmac_feature.h>
#include <asm/pci-bridge.h>
#include <asm/macio.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include "mesh.h"

Go to the source code of this file.

Data Structures
struct	dbglog
struct	mesh_target
struct	mesh_state

Macros
#define	KERN_DEBUG   KERN_WARNING
#define	ALLOW_SYNC(tgt)   ((sync_targets >> (tgt)) & 1)
#define	ALLOW_RESEL(tgt)   ((resel_targets >> (tgt)) & 1)
#define	ALLOW_DEBUG(tgt)   ((debug_targets >> (tgt)) & 1)
#define	DEBUG_TARGET(cmd)   ((cmd) && ALLOW_DEBUG((cmd)->device->id))
#define	N_DBG_LOG   50
#define	N_DBG_SLOG   20
#define	NUM_DBG_EVENTS   13
#define	MKWORD(a, b, c, d)   (((a) << 24) + ((b) << 16) + ((c) << 8) + (d))

Enumerations
enum	mesh_phase {   idle, arbitrating, selecting, commanding,   dataing, statusing, busfreeing, disconnecting,   reselecting, sleeping }
enum	msg_phase {   msg_none, msg_out, msg_out_xxx, msg_out_last,   msg_in, msg_in_bad }
enum	sdtr_phase { do_sdtr, sdtr_sent, sdtr_done }

Functions
	MODULE_AUTHOR ("Paul Mackerras ([email protected])")
	MODULE_DESCRIPTION ("PowerMac MESH SCSI driver")
	MODULE_LICENSE ("GPL")
	module_param (sync_rate, int, 0)
	MODULE_PARM_DESC (sync_rate,"Synchronous rate (0..10, 0=async)")
	module_param (sync_targets, int, 0)
	MODULE_PARM_DESC (sync_targets,"Bitmask of targets allowed to set synchronous")
	module_param (resel_targets, int, 0)
	MODULE_PARM_DESC (resel_targets,"Bitmask of targets allowed to set disconnect")
	module_param (debug_targets, int, 0644)
	MODULE_PARM_DESC (debug_targets,"Bitmask of debugged targets")
	module_param (init_reset_delay, int, 0)
	MODULE_PARM_DESC (init_reset_delay,"Initial bus reset delay (0=no reset)")
	MODULE_DEVICE_TABLE (of, mesh_match)
	module_init (init_mesh)
	module_exit (exit_mesh)

Macro Definition Documentation

#define ALLOW_DEBUG

(

tgt

)

((debug_targets >> (tgt)) & 1)

Definition at line 83 of file mesh.c.

#define ALLOW_RESEL

(

tgt

)

((resel_targets >> (tgt)) & 1)

Definition at line 82 of file mesh.c.

#define ALLOW_SYNC

(

tgt

)

((sync_targets >> (tgt)) & 1)

Definition at line 81 of file mesh.c.

#define DEBUG_TARGET

(

cmd

)

((cmd) && ALLOW_DEBUG((cmd)->device->id))

Definition at line 84 of file mesh.c.

#define KERN_DEBUG   KERN_WARNING

Definition at line 53 of file mesh.c.

#define MKWORD	(		a,
			b,
			c,
			d
	)		(((a) << 24) + ((b) << 16) + ((c) << 8) + (d))

Definition at line 299 of file mesh.c.

#define N_DBG_LOG   50

Definition at line 87 of file mesh.c.

#define N_DBG_SLOG   20

Definition at line 88 of file mesh.c.

#define NUM_DBG_EVENTS   13

Definition at line 89 of file mesh.c.

Enumeration Type Documentation

enum mesh_phase

Enumerator:

idle
arbitrating
selecting
commanding
dataing
statusing
busfreeing
disconnecting
reselecting
sleeping

Definition at line 102 of file mesh.c.

enum msg_phase

Enumerator:

msg_none
msg_out
msg_out_xxx
msg_out_last
msg_in
msg_in_bad

Definition at line 115 of file mesh.c.

enum sdtr_phase

Enumerator:

do_sdtr
sdtr_sent
sdtr_done

Definition at line 124 of file mesh.c.

Function Documentation

MODULE_AUTHOR

(

"Paul Mackerras ([email protected])"

)

MODULE_DESCRIPTION

(

"PowerMac MESH SCSI driver"

)

MODULE_DEVICE_TABLE	(	of	,
		mesh_match
	)

module_exit

(

exit_mesh

)

module_init

(

init_mesh

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	sync_rate	,
		int	,
		0
	)

module_param	(	sync_targets	,
		int	,
		0
	)

module_param	(	resel_targets	,
		int	,
		0
	)

module_param	(	debug_targets	,
		int	,
		0644
	)

module_param	(	init_reset_delay	,
		int	,
		0
	)

MODULE_PARM_DESC	(	sync_rate	,
		"Synchronous rate (0..10, 0=async)"
	)

MODULE_PARM_DESC	(	sync_targets	,
		"Bitmask of targets allowed to set synchronous"
	)

MODULE_PARM_DESC	(	resel_targets	,
		"Bitmask of targets allowed to set disconnect"
	)

MODULE_PARM_DESC	(	debug_targets	,
		"Bitmask of debugged targets"
	)

MODULE_PARM_DESC	(	init_reset_delay	,
		"Initial bus reset delay (0=no reset)"
	)