#include "aic79xx_osm.h"
#include "aic79xx_inline.h"
#include <scsi/scsicam.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/slab.h>

Data Structures
struct	adapter_tag_info_t

struct	ahd_linux_iocell_opts

Macros
#define	AHD_LINUX_ERR_THRESH 1000

#define	AIC79XX_RESET_DELAY 5000

#define	AIC79XX_CMDS_PER_DEVICE AHD_MAX_QUEUE

#define	AIC79XX_CONFIGED_TAG_COMMANDS

#define	AIC79XX_DEFAULT_PRECOMP 0xFF

#define	AIC79XX_DEFAULT_SLEWRATE 0xFF

#define	AIC79XX_DEFAULT_AMPLITUDE 0xFF

#define	AIC79XX_DEFAULT_IOOPTS

#define	AIC79XX_PRECOMP_INDEX 0

#define	AIC79XX_SLEWRATE_INDEX 1

#define	AIC79XX_AMPLITUDE_INDEX 2

#define	DID_UNDERFLOW DID_ERROR

#define	BUILD_SCSIID(ahd, cmd) (((scmd_id(cmd) << TID_SHIFT) & TID) \| (ahd)->our_id)

Functions
void	ahd_print_path (struct ahd_softc ahd, struct scb scb)

	MODULE_AUTHOR ("Maintainer: Hannes Reinecke <[email protected]>")

	MODULE_DESCRIPTION ("Adaptec AIC790X U320 SCSI Host Bus Adapter driver")

	MODULE_LICENSE ("Dual BSD/GPL")

	MODULE_VERSION (AIC79XX_DRIVER_VERSION)

	module_param (aic79xx, charp, 0444)

	MODULE_PARM_DESC (aic79xx,"period-delimited options string:\n"" verbose Enable verbose/diagnostic logging\n"" allow_memio Allow device registers to be memory mapped\n"" debug Bitmask of debug values to enable\n"" no_reset Suppress initial bus resets\n"" extended Enable extended geometry on all controllers\n"" periodic_otag Send an ordered tagged transaction\n"" periodically to prevent tag starvation.\n"" This may be required by some older disk\n"" or drives/RAID arrays.\n"" tag_info:<tag_str> Set per-target tag depth\n"" global_tag_depth:<int> Global tag depth for all targets on all buses\n"" slewrate:<slewrate_list>Set the signal slew rate (0-15).\n"" precomp:<pcomp_list> Set the signal precompensation (0-7).\n"" amplitude:<int> Set the signal amplitude (0-7).\n"" seltime:<int> Selection Timeout:\n"" (0/256ms,1/128ms,2/64ms,3/32ms)\n"" slowcrc Turn on the SLOWCRC bit (Rev B only)\n""\n"" Sample modprobe configuration file:\n"" # Enable verbose logging\n"" # Set tag depth on Controller 2/Target 2 to 10 tags\n"" # Shorten the selection timeout to 128ms\n""\n"" options aic79xx 'aic79xx=verbose.tag_info:{{}.{}.{..10}}.seltime:1'\n")

void	ahd_delay (long)

uint8_t	ahd_inb (struct ahd_softc *ahd, long port)

void	ahd_outb (struct ahd_softc *ahd, long port, uint8_t val)

void	ahd_outw_atomic (struct ahd_softc *ahd, long port, uint16_t val)

void	ahd_outsb (struct ahd_softc ahd, long port, uint8_t , int count)

void	ahd_insb (struct ahd_softc ahd, long port, uint8_t , int count)

uint32_t	ahd_pci_read_config (ahd_dev_softc_t pci, int reg, int width)

void	ahd_pci_write_config (ahd_dev_softc_t pci, int reg, uint32_t value, int width)

int	ahd_dma_tag_create (struct ahd_softc ahd, bus_dma_tag_t parent, bus_size_t alignment, bus_size_t boundary, dma_addr_t lowaddr, dma_addr_t highaddr, bus_dma_filter_t filter, void filterarg, bus_size_t maxsize, int nsegments, bus_size_t maxsegsz, int flags, bus_dma_tag_t ret_tag)

void	ahd_dma_tag_destroy (struct ahd_softc *ahd, bus_dma_tag_t dmat)

int	ahd_dmamem_alloc (struct ahd_softc ahd, bus_dma_tag_t dmat, void vaddr, int flags, bus_dmamap_t mapp)

void	ahd_dmamem_free (struct ahd_softc ahd, bus_dma_tag_t dmat, void vaddr, bus_dmamap_t map)

int	ahd_dmamap_load (struct ahd_softc ahd, bus_dma_tag_t dmat, bus_dmamap_t map, void buf, bus_size_t buflen, bus_dmamap_callback_t cb, void cb_arg, int flags)

void	ahd_dmamap_destroy (struct ahd_softc *ahd, bus_dma_tag_t dmat, bus_dmamap_t map)

int	ahd_dmamap_unload (struct ahd_softc *ahd, bus_dma_tag_t dmat, bus_dmamap_t map)

	__setup ("aic79xx=", aic79xx_setup)

int	ahd_linux_register_host (struct ahd_softc ahd, struct scsi_host_template template)

int	ahd_platform_alloc (struct ahd_softc ahd, void platform_arg)

void	ahd_platform_free (struct ahd_softc *ahd)

void	ahd_platform_init (struct ahd_softc *ahd)

void	ahd_platform_freeze_devq (struct ahd_softc ahd, struct scb scb)

void	ahd_platform_set_tags (struct ahd_softc ahd, struct scsi_device sdev, struct ahd_devinfo *devinfo, ahd_queue_alg alg)

int	ahd_platform_abort_scbs (struct ahd_softc *ahd, int target, char channel, int lun, u_int tag, role_t role, uint32_t status)

irqreturn_t	ahd_linux_isr (int irq, void *dev_id)

void	ahd_send_async (struct ahd_softc *ahd, char channel, u_int target, u_int lun, ac_code code)

void	ahd_done (struct ahd_softc ahd, struct scb scb)

	module_init (ahd_linux_init)

	module_exit (ahd_linux_exit)

Variables
uint32_t	aic79xx_allow_memio = ~0

uint32_t	aic79xx_slowcrc

struct scsi_host_template	aic79xx_driver_template

uint32_t	aic79xx_verbose

Macro Definition Documentation

#define AHD_LINUX_ERR_THRESH 1000

Definition at line 61 of file aic79xx_osm.c.

#define AIC79XX_AMPLITUDE_INDEX 2

Definition at line 196 of file aic79xx_osm.c.

#define AIC79XX_CMDS_PER_DEVICE AHD_MAX_QUEUE

Definition at line 136 of file aic79xx_osm.c.

#define AIC79XX_CONFIGED_TAG_COMMANDS

Value:

{                   \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE,       \
    AIC79XX_CMDS_PER_DEVICE, AIC79XX_CMDS_PER_DEVICE        \
}

Definition at line 139 of file aic79xx_osm.c.

#define AIC79XX_DEFAULT_AMPLITUDE 0xFF

Definition at line 187 of file aic79xx_osm.c.

#define AIC79XX_DEFAULT_IOOPTS

Value:

{                       \
    AIC79XX_DEFAULT_PRECOMP,        \
    AIC79XX_DEFAULT_SLEWRATE,       \
    AIC79XX_DEFAULT_AMPLITUDE       \
}

Definition at line 188 of file aic79xx_osm.c.

#define AIC79XX_DEFAULT_PRECOMP 0xFF

Definition at line 185 of file aic79xx_osm.c.

#define AIC79XX_DEFAULT_SLEWRATE 0xFF

Definition at line 186 of file aic79xx_osm.c.

#define AIC79XX_PRECOMP_INDEX 0

Definition at line 194 of file aic79xx_osm.c.

#define AIC79XX_RESET_DELAY 5000

Definition at line 72 of file aic79xx_osm.c.

#define AIC79XX_SLEWRATE_INDEX 1

Definition at line 195 of file aic79xx_osm.c.

#define BUILD_SCSIID	(	ahd,
		cmd
	)	(((scmd_id(cmd) << TID_SHIFT) & TID) \| (ahd)->our_id)

Definition at line 544 of file aic79xx_osm.c.

#define DID_UNDERFLOW DID_ERROR

Definition at line 221 of file aic79xx_osm.c.

Function Documentation

__setup ( )

void ahd_delay ( long usec )

Definition at line 376 of file aic79xx_osm.c.

int ahd_dma_tag_create	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	parent,
		bus_size_t	alignment,
		bus_size_t	boundary,
		dma_addr_t	lowaddr,
		dma_addr_t	highaddr,
		bus_dma_filter_t *	filter,
		void *	filterarg,
		bus_size_t	maxsize,
		int	nsegments,
		bus_size_t	maxsegsz,
		int	flags,
		bus_dma_tag_t *	ret_tag
	)

Definition at line 931 of file aic79xx_osm.c.

void ahd_dma_tag_destroy	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	dmat
	)

Definition at line 959 of file aic79xx_osm.c.

void ahd_dmamap_destroy	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	dmat,
		bus_dmamap_t	map
	)

Definition at line 1001 of file aic79xx_osm.c.

int ahd_dmamap_load	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	dmat,
		bus_dmamap_t	map,
		void *	buf,
		bus_size_t	buflen,
		bus_dmamap_callback_t *	cb,
		void *	cb_arg,
		int	flags
	)

Definition at line 984 of file aic79xx_osm.c.

int ahd_dmamap_unload	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	dmat,
		bus_dmamap_t	map
	)

Definition at line 1006 of file aic79xx_osm.c.

int ahd_dmamem_alloc	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	dmat,
		void **	vaddr,
		int	flags,
		bus_dmamap_t *	mapp
	)

Definition at line 965 of file aic79xx_osm.c.

void ahd_dmamem_free	(	struct ahd_softc *	ahd,
		bus_dma_tag_t	dmat,
		void *	vaddr,
		bus_dmamap_t	map
	)

Definition at line 976 of file aic79xx_osm.c.

void ahd_done	(	struct ahd_softc *	ahd,
		struct scb *	scb
	)

Definition at line 1793 of file aic79xx_osm.c.

uint8_t ahd_inb	(	struct ahd_softc *	ahd,
		long	port
	)

Definition at line 401 of file aic79xx_osm.c.

void ahd_insb	(	struct ahd_softc *	ahd,
		long	port,
		uint8_t *	array,
		int	count
	)

Definition at line 467 of file aic79xx_osm.c.

irqreturn_t ahd_linux_isr	(	int	irq,
		void *	dev_id
	)

Definition at line 1685 of file aic79xx_osm.c.

int ahd_linux_register_host	(	struct ahd_softc *	ahd,
		struct scsi_host_template *	template
	)

Definition at line 1223 of file aic79xx_osm.c.

void ahd_outb	(	struct ahd_softc *	ahd,
		long	port,
		uint8_t	val
	)

Definition at line 431 of file aic79xx_osm.c.

void ahd_outsb	(	struct ahd_softc *	ahd,
		long	port,
		uint8_t *	array,
		int	count
	)

Definition at line 453 of file aic79xx_osm.c.

void ahd_outw_atomic	(	struct ahd_softc *	ahd,
		long	port,
		uint16_t	val
	)

Definition at line 442 of file aic79xx_osm.c.

uint32_t ahd_pci_read_config	(	ahd_dev_softc_t	pci,
		int	reg,
		int	width
	)

Definition at line 482 of file aic79xx_osm.c.

void ahd_pci_write_config	(	ahd_dev_softc_t	pci,
		int	reg,
		uint32_t	value,
		int	width
	)

Definition at line 512 of file aic79xx_osm.c.

int ahd_platform_abort_scbs	(	struct ahd_softc *	ahd,
		int	target,
		char	channel,
		int	lun,
		u_int	tag,
		role_t	role,
		uint32_t	status
	)

Definition at line 1490 of file aic79xx_osm.c.

int ahd_platform_alloc	(	struct ahd_softc *	ahd,
		void *	platform_arg
	)

Definition at line 1324 of file aic79xx_osm.c.

void ahd_platform_free ( struct ahd_softc * ahd )

Definition at line 1338 of file aic79xx_osm.c.

void ahd_platform_freeze_devq	(	struct ahd_softc *	ahd,
		struct scb *	scb
	)

Definition at line 1394 of file aic79xx_osm.c.

void ahd_platform_init ( struct ahd_softc * ahd )

Definition at line 1374 of file aic79xx_osm.c.

void ahd_platform_set_tags	(	struct ahd_softc *	ahd,
		struct scsi_device *	sdev,
		struct ahd_devinfo *	devinfo,
		ahd_queue_alg	alg
	)

Definition at line 1403 of file aic79xx_osm.c.

void ahd_print_path	(	struct ahd_softc *	ahd,
		struct scb *	scb
	)

Definition at line 224 of file aic79xx_osm.c.

void ahd_send_async	(	struct ahd_softc *	ahd,
		char	channel,
		u_int	target,
		u_int	lun,
		ac_code	code
	)

Definition at line 1699 of file aic79xx_osm.c.

MODULE_AUTHOR ( "Maintainer: Hannes Reinecke <[email protected]>" )

MODULE_DESCRIPTION ( "Adaptec AIC790X U320 SCSI Host Bus Adapter driver" )

module_exit ( ahd_linux_exit )

module_init ( ahd_linux_init )

MODULE_LICENSE ( "Dual BSD/GPL" )

module_param	(	aic79xx	,
		charp	,
		0444
	)

MODULE_PARM_DESC ( aic79xx )

MODULE_VERSION ( AIC79XX_DRIVER_VERSION )

Variable Documentation

uint32_t aic79xx_allow_memio = ~0

Definition at line 275 of file aic79xx_osm.c.

struct scsi_host_template aic79xx_driver_template

Initial value:

= {
    .module         = THIS_MODULE,
    .name           = "aic79xx",
    .proc_name      = "aic79xx",
    .proc_info      = ahd_linux_proc_info,
    .info           = ahd_linux_info,
    .queuecommand       = ahd_linux_queue,
    .eh_abort_handler   = ahd_linux_abort,
    .eh_device_reset_handler = ahd_linux_dev_reset,
    .eh_bus_reset_handler   = ahd_linux_bus_reset,
    .can_queue      = AHD_MAX_QUEUE,
    .this_id        = -1,
    .max_sectors        = 8192,
    .cmd_per_lun        = 2,
    .use_clustering     = ENABLE_CLUSTERING,
    .slave_alloc        = ahd_linux_slave_alloc,
    .slave_configure    = ahd_linux_slave_configure,
    .target_alloc       = ahd_linux_target_alloc,
    .target_destroy     = ahd_linux_target_destroy,
}

Definition at line 905 of file aic79xx_osm.c.

uint32_t aic79xx_slowcrc

Definition at line 312 of file aic79xx_osm.c.

uint32_t aic79xx_verbose

Definition at line 1220 of file aic79xx_osm.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation