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SubjectFW: [Fwd: Re: [PATCH scsi-misc 2/2] megaraid_sas: LSI Logic MegaR AID SAS RA ID D river]
Date
> Looks pretty good to me.  Small issues I've identified:
>
> - what do you need the hba_count attribute for? This should be
> implementable in userspace pretty easily by iterating of all
> devices of the scsi_host class that are attached to the driver

I have removed hba_count

> - the ->queuecommand cleanup patch I sent you a awhile ago doesn't
> seem to be applied

I seem to have missed it. I will submit the patch after inclusion

> - there's quite a lot of slightly odd formating, it would be nice
> if you could run the code through scripts/Lindent.

I ran Lindent. It looks worse :( I am submitting the Lindent output anyway.

>
> If you could sent out an unmangled patch (even as attachment or on
> LSI's ftp side) I'd like to take another, closer look.

I am sending this from a Linux box. Hopefully, this will comeout clean.
Sorry for mangled patches.

Signed-off-by: Sreenivas Bagalkote <Sreenivas.Bagalkote@lsil.com>

diff -Naur scsi_misc-a/drivers/scsi/Makefile
scsi_misc-b/drivers/scsi/Makefile
--- scsi_misc-a/drivers/scsi/Makefile 2005-08-25 16:25:07.000000000 -0400
+++ scsi_misc-b/drivers/scsi/Makefile 2005-08-25 16:28:08.000000000 -0400
@@ -96,6 +96,7 @@
obj-$(CONFIG_SCSI_DC390T) += tmscsim.o
obj-$(CONFIG_MEGARAID_LEGACY) += megaraid.o
obj-$(CONFIG_MEGARAID_NEWGEN) += megaraid/
+obj-$(CONFIG_MEGARAID_SAS) += megaraid/
obj-$(CONFIG_SCSI_ACARD) += atp870u.o
obj-$(CONFIG_SCSI_SUNESP) += esp.o
obj-$(CONFIG_SCSI_GDTH) += gdth.o
diff -Naur scsi_misc-a/drivers/scsi/megaraid/Kconfig.megaraid
scsi_misc-b/drivers/scsi/megaraid/Kconfig.megaraid
--- scsi_misc-a/drivers/scsi/megaraid/Kconfig.megaraid 2005-08-25
16:25:06.000000000 -0400
+++ scsi_misc-b/drivers/scsi/megaraid/Kconfig.megaraid 2005-08-25
16:27:29.000000000 -0400
@@ -76,3 +76,12 @@
To compile this driver as a module, choose M here: the
module will be called megaraid
endif
+
+config MEGARAID_SAS
+ tristate "LSI Logic MegaRAID SAS RAID Module"
+ depends on PCI && SCSI
+ help
+ Module for LSI Logic's SAS based RAID controllers.
+ To compile this driver as a module, choose 'm' here.
+ Module will be called megaraid_sas
+
diff -Naur scsi_misc-a/drivers/scsi/megaraid/Makefile
scsi_misc-b/drivers/scsi/megaraid/Makefile
--- scsi_misc-a/drivers/scsi/megaraid/Makefile 2005-08-25
16:25:06.000000000 -0400
+++ scsi_misc-b/drivers/scsi/megaraid/Makefile 2005-08-25
16:27:23.000000000 -0400
@@ -1,2 +1,3 @@
obj-$(CONFIG_MEGARAID_MM) += megaraid_mm.o
obj-$(CONFIG_MEGARAID_MAILBOX) += megaraid_mbox.o
+obj-$(CONFIG_MEGARAID_SAS) += megaraid_sas.o
diff -Naur scsi_misc-a/drivers/scsi/megaraid/megaraid_sas.h
scsi_misc-b/drivers/scsi/megaraid/megaraid_sas.h
--- scsi_misc-a/drivers/scsi/megaraid/megaraid_sas.h 1969-12-31
19:00:00.000000000 -0500
+++ scsi_misc-b/drivers/scsi/megaraid/megaraid_sas.h 2005-08-31
13:24:29.291554792 -0400
@@ -0,0 +1,1123 @@
+/*
+ *
+ * Linux MegaRAID driver for SAS based RAID controllers
+ *
+ * Copyright (c) 2003-2005 LSI Logic Corporation.
+ *
+ * This program is free software; you can redistribute it
and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * FILE : megaraid_sas.h
+ */
+
+#ifndef LSI_MEGARAID_SAS_H
+#define LSI_MEGARAID_SAS_H
+
+/**
+ * MegaRAID SAS Driver meta data
+ */
+#define MEGASAS_VERSION "00.00.02.00-rc1"
+#define MEGASAS_RELDATE "Aug 28, 2005"
+#define MEGASAS_EXT_VERSION "Sun Aug 28 21:30:34 EDT
2005"
+
+/*
+ * =====================================
+ * MegaRAID SAS MFI firmware definitions
+ * =====================================
+ */
+
+/*
+ * MFI stands for MegaRAID SAS FW Interface. This is just a moniker
+for
+ * protocol between the software and firmware. Commands are issued
+using
+ * "message frames"
+ */
+
+/**
+ * FW posts its state in upper 4 bits of outbound_msg_0 register */
+#define MFI_STATE_MASK 0xF0000000
+#define MFI_STATE_UNDEFINED 0x00000000
+#define MFI_STATE_BB_INIT 0x10000000
+#define MFI_STATE_FW_INIT 0x40000000
+#define MFI_STATE_WAIT_HANDSHAKE 0x60000000
+#define MFI_STATE_FW_INIT_2 0x70000000
+#define MFI_STATE_DEVICE_SCAN 0x80000000
+#define MFI_STATE_FLUSH_CACHE 0xA0000000
+#define MFI_STATE_READY 0xB0000000
+#define MFI_STATE_OPERATIONAL 0xC0000000
+#define MFI_STATE_FAULT 0xF0000000
+
+#define MEGAMFI_FRAME_SIZE 64
+
+/**
+ * During FW init, clear pending cmds & reset state using inbound_msg_0
+ *
+ * ABORT : Abort all pending cmds
+ * READY : Move from OPERATIONAL to READY state; discard queue info
+ * MFIMODE : Discard (possible) low MFA posted in 64-bit mode (??)
+ * CLR_HANDSHAKE: FW is waiting for HANDSHAKE from BIOS or Driver */
+#define MFI_INIT_ABORT 0x00000000
+#define MFI_INIT_READY 0x00000002
+#define MFI_INIT_MFIMODE 0x00000004
+#define MFI_INIT_CLEAR_HANDSHAKE 0x00000008
+#define MFI_RESET_FLAGS
MFI_INIT_READY|MFI_INIT_MFIMODE
+
+/**
+ * MFI frame flags
+ */
+#define MFI_FRAME_POST_IN_REPLY_QUEUE 0x0000
+#define MFI_FRAME_DONT_POST_IN_REPLY_QUEUE 0x0001
+#define MFI_FRAME_SGL32 0x0000
+#define MFI_FRAME_SGL64 0x0002
+#define MFI_FRAME_SENSE32 0x0000
+#define MFI_FRAME_SENSE64 0x0004
+#define MFI_FRAME_DIR_NONE 0x0000
+#define MFI_FRAME_DIR_WRITE 0x0008
+#define MFI_FRAME_DIR_READ 0x0010
+#define MFI_FRAME_DIR_BOTH 0x0018
+
+/**
+ * Definition for cmd_status
+ */
+#define MFI_CMD_STATUS_POLL_MODE 0xFF
+
+/**
+ * MFI command opcodes
+ */
+#define MFI_CMD_INIT 0x00
+#define MFI_CMD_LD_READ 0x01
+#define MFI_CMD_LD_WRITE 0x02
+#define MFI_CMD_LD_SCSI_IO 0x03
+#define MFI_CMD_PD_SCSI_IO 0x04
+#define MFI_CMD_DCMD 0x05
+#define MFI_CMD_ABORT 0x06
+#define MFI_CMD_SMP 0x07
+#define MFI_CMD_STP 0x08
+
+#define MR_DCMD_CTRL_GET_INFO 0x01010000
+
+#define MR_DCMD_CTRL_CACHE_FLUSH 0x01101000
+#define MR_FLUSH_CTRL_CACHE 0x01
+#define MR_FLUSH_DISK_CACHE 0x02
+
+#define MR_DCMD_CTRL_SHUTDOWN 0x01050000
+#define MR_ENABLE_DRIVE_SPINDOWN 0x01
+
+#define MR_DCMD_CTRL_EVENT_GET_INFO 0x01040100
+#define MR_DCMD_CTRL_EVENT_GET 0x01040300
+#define MR_DCMD_CTRL_EVENT_WAIT 0x01040500
+#define MR_DCMD_LD_GET_PROPERTIES 0x03030000
+
+#define MR_DCMD_CLUSTER 0x08000000
+#define MR_DCMD_CLUSTER_RESET_ALL 0x08010100
+#define MR_DCMD_CLUSTER_RESET_LD 0x08010200
+
+/**
+ * MFI command completion codes
+ */
+enum MFI_STAT {
+ MFI_STAT_OK = 0x00,
+ MFI_STAT_INVALID_CMD = 0x01,
+ MFI_STAT_INVALID_DCMD = 0x02,
+ MFI_STAT_INVALID_PARAMETER = 0x03,
+ MFI_STAT_INVALID_SEQUENCE_NUMBER = 0x04,
+ MFI_STAT_ABORT_NOT_POSSIBLE = 0x05,
+ MFI_STAT_APP_HOST_CODE_NOT_FOUND = 0x06,
+ MFI_STAT_APP_IN_USE = 0x07,
+ MFI_STAT_APP_NOT_INITIALIZED = 0x08,
+ MFI_STAT_ARRAY_INDEX_INVALID = 0x09,
+ MFI_STAT_ARRAY_ROW_NOT_EMPTY = 0x0a,
+ MFI_STAT_CONFIG_RESOURCE_CONFLICT = 0x0b,
+ MFI_STAT_DEVICE_NOT_FOUND = 0x0c,
+ MFI_STAT_DRIVE_TOO_SMALL = 0x0d,
+ MFI_STAT_FLASH_ALLOC_FAIL = 0x0e,
+ MFI_STAT_FLASH_BUSY = 0x0f,
+ MFI_STAT_FLASH_ERROR = 0x10,
+ MFI_STAT_FLASH_IMAGE_BAD = 0x11,
+ MFI_STAT_FLASH_IMAGE_INCOMPLETE = 0x12,
+ MFI_STAT_FLASH_NOT_OPEN = 0x13,
+ MFI_STAT_FLASH_NOT_STARTED = 0x14,
+ MFI_STAT_FLUSH_FAILED = 0x15,
+ MFI_STAT_HOST_CODE_NOT_FOUNT = 0x16,
+ MFI_STAT_LD_CC_IN_PROGRESS = 0x17,
+ MFI_STAT_LD_INIT_IN_PROGRESS = 0x18,
+ MFI_STAT_LD_LBA_OUT_OF_RANGE = 0x19,
+ MFI_STAT_LD_MAX_CONFIGURED = 0x1a,
+ MFI_STAT_LD_NOT_OPTIMAL = 0x1b,
+ MFI_STAT_LD_RBLD_IN_PROGRESS = 0x1c,
+ MFI_STAT_LD_RECON_IN_PROGRESS = 0x1d,
+ MFI_STAT_LD_WRONG_RAID_LEVEL = 0x1e,
+ MFI_STAT_MAX_SPARES_EXCEEDED = 0x1f,
+ MFI_STAT_MEMORY_NOT_AVAILABLE = 0x20,
+ MFI_STAT_MFC_HW_ERROR = 0x21,
+ MFI_STAT_NO_HW_PRESENT = 0x22,
+ MFI_STAT_NOT_FOUND = 0x23,
+ MFI_STAT_NOT_IN_ENCL = 0x24,
+ MFI_STAT_PD_CLEAR_IN_PROGRESS = 0x25,
+ MFI_STAT_PD_TYPE_WRONG = 0x26,
+ MFI_STAT_PR_DISABLED = 0x27,
+ MFI_STAT_ROW_INDEX_INVALID = 0x28,
+ MFI_STAT_SAS_CONFIG_INVALID_ACTION = 0x29,
+ MFI_STAT_SAS_CONFIG_INVALID_DATA = 0x2a,
+ MFI_STAT_SAS_CONFIG_INVALID_PAGE = 0x2b,
+ MFI_STAT_SAS_CONFIG_INVALID_TYPE = 0x2c,
+ MFI_STAT_SCSI_DONE_WITH_ERROR = 0x2d,
+ MFI_STAT_SCSI_IO_FAILED = 0x2e,
+ MFI_STAT_SCSI_RESERVATION_CONFLICT = 0x2f,
+ MFI_STAT_SHUTDOWN_FAILED = 0x30,
+ MFI_STAT_TIME_NOT_SET = 0x31,
+ MFI_STAT_WRONG_STATE = 0x32,
+ MFI_STAT_LD_OFFLINE = 0x33,
+ MFI_STAT_PEER_NOTIFICATION_REJECTED = 0x34,
+ MFI_STAT_PEER_NOTIFICATION_FAILED = 0x35,
+ MFI_STAT_RESERVATION_IN_PROGRESS = 0x36,
+ MFI_STAT_I2C_ERRORS_DETECTED = 0x37,
+ MFI_STAT_PCI_ERRORS_DETECTED = 0x38,
+
+ MFI_STAT_INVALID_STATUS = 0xFF
+};
+
+/*
+ * Number of mailbox bytes in DCMD message frame */
+#define MFI_MBOX_SIZE 12
+
+enum MR_EVT_CLASS {
+
+ MR_EVT_CLASS_DEBUG = -2,
+ MR_EVT_CLASS_PROGRESS = -1,
+ MR_EVT_CLASS_INFO = 0,
+ MR_EVT_CLASS_WARNING = 1,
+ MR_EVT_CLASS_CRITICAL = 2,
+ MR_EVT_CLASS_FATAL = 3,
+ MR_EVT_CLASS_DEAD = 4,
+
+};
+
+enum MR_EVT_LOCALE {
+
+ MR_EVT_LOCALE_LD = 0x0001,
+ MR_EVT_LOCALE_PD = 0x0002,
+ MR_EVT_LOCALE_ENCL = 0x0004,
+ MR_EVT_LOCALE_BBU = 0x0008,
+ MR_EVT_LOCALE_SAS = 0x0010,
+ MR_EVT_LOCALE_CTRL = 0x0020,
+ MR_EVT_LOCALE_CONFIG = 0x0040,
+ MR_EVT_LOCALE_CLUSTER = 0x0080,
+ MR_EVT_LOCALE_ALL = 0xffff,
+
+};
+
+enum MR_EVT_ARGS {
+
+ MR_EVT_ARGS_NONE,
+ MR_EVT_ARGS_CDB_SENSE,
+ MR_EVT_ARGS_LD,
+ MR_EVT_ARGS_LD_COUNT,
+ MR_EVT_ARGS_LD_LBA,
+ MR_EVT_ARGS_LD_OWNER,
+ MR_EVT_ARGS_LD_LBA_PD_LBA,
+ MR_EVT_ARGS_LD_PROG,
+ MR_EVT_ARGS_LD_STATE,
+ MR_EVT_ARGS_LD_STRIP,
+ MR_EVT_ARGS_PD,
+ MR_EVT_ARGS_PD_ERR,
+ MR_EVT_ARGS_PD_LBA,
+ MR_EVT_ARGS_PD_LBA_LD,
+ MR_EVT_ARGS_PD_PROG,
+ MR_EVT_ARGS_PD_STATE,
+ MR_EVT_ARGS_PCI,
+ MR_EVT_ARGS_RATE,
+ MR_EVT_ARGS_STR,
+ MR_EVT_ARGS_TIME,
+ MR_EVT_ARGS_ECC,
+
+};
+
+/*
+ * SAS controller properties
+ */
+struct megasas_ctrl_prop {
+
+ u16 seq_num;
+ u16 pred_fail_poll_interval;
+ u16 intr_throttle_count;
+ u16 intr_throttle_timeouts;
+ u8 rebuild_rate;
+ u8 patrol_read_rate;
+ u8 bgi_rate;
+ u8 cc_rate;
+ u8 recon_rate;
+ u8 cache_flush_interval;
+ u8 spinup_drv_count;
+ u8 spinup_delay;
+ u8 cluster_enable;
+ u8 coercion_mode;
+ u8 alarm_enable;
+ u8 disable_auto_rebuild;
+ u8 disable_battery_warn;
+ u8 ecc_bucket_size;
+ u16 ecc_bucket_leak_rate;
+ u8 restore_hotspare_on_insertion;
+ u8 expose_encl_devices;
+ u8 reserved[38];
+
+} __attribute__ ((packed));
+
+/*
+ * SAS controller information
+ */
+struct megasas_ctrl_info {
+
+ /*
+ * PCI device information
+ */
+ struct {
+
+ u16 vendor_id;
+ u16 device_id;
+ u16 sub_vendor_id;
+ u16 sub_device_id;
+ u8 reserved[24];
+
+ } __attribute__ ((packed)) pci;
+
+ /*
+ * Host interface information
+ */
+ struct {
+
+ u8 PCIX:1;
+ u8 PCIE:1;
+ u8 iSCSI:1;
+ u8 SAS_3G:1;
+ u8 reserved_0:4;
+ u8 reserved_1[6];
+ u8 port_count;
+ u64 port_addr[8];
+
+ } __attribute__ ((packed)) host_interface;
+
+ /*
+ * Device (backend) interface information
+ */
+ struct {
+
+ u8 SPI:1;
+ u8 SAS_3G:1;
+ u8 SATA_1_5G:1;
+ u8 SATA_3G:1;
+ u8 reserved_0:4;
+ u8 reserved_1[6];
+ u8 port_count;
+ u64 port_addr[8];
+
+ } __attribute__ ((packed)) device_interface;
+
+ /*
+ * List of components residing in flash. All str are null terminated
+ */
+ u32 image_check_word;
+ u32 image_component_count;
+
+ struct {
+
+ char name[8];
+ char version[32];
+ char build_date[16];
+ char built_time[16];
+
+ } __attribute__ ((packed)) image_component[8];
+
+ /*
+ * List of flash components that have been flashed on the card, but
+ * are not in use, pending reset of the adapter. This list will be
+ * empty if a flash operation has not occurred. All stings are null
+ * terminated
+ */
+ u32 pending_image_component_count;
+
+ struct {
+
+ char name[8];
+ char version[32];
+ char build_date[16];
+ char build_time[16];
+
+ } __attribute__ ((packed)) pending_image_component[8];
+
+ u8 max_arms;
+ u8 max_spans;
+ u8 max_arrays;
+ u8 max_lds;
+
+ char product_name[80];
+ char serial_no[32];
+
+ /*
+ * Other physical/controller/operation information. Indicates the
+ * presence of the hardware
+ */
+ struct {
+
+ u32 bbu:1;
+ u32 alarm:1;
+ u32 nvram:1;
+ u32 uart:1;
+ u32 reserved:28;
+
+ } __attribute__ ((packed)) hw_present;
+
+ u32 current_fw_time;
+
+ /*
+ * Maximum data transfer sizes
+ */
+ u16 max_concurrent_cmds;
+ u16 max_sge_count;
+ u32 max_request_size;
+
+ /*
+ * Logical and physical device counts
+ */
+ u16 ld_present_count;
+ u16 ld_degraded_count;
+ u16 ld_offline_count;
+
+ u16 pd_present_count;
+ u16 pd_disk_present_count;
+ u16 pd_disk_pred_failure_count;
+ u16 pd_disk_failed_count;
+
+ /*
+ * Memory size information
+ */
+ u16 nvram_size;
+ u16 memory_size;
+ u16 flash_size;
+
+ /*
+ * Error counters
+ */
+ u16 mem_correctable_error_count;
+ u16 mem_uncorrectable_error_count;
+
+ /*
+ * Cluster information
+ */
+ u8 cluster_permitted;
+ u8 cluster_active;
+
+ /*
+ * Additional max data transfer sizes
+ */
+ u16 max_strips_per_io;
+
+ /*
+ * Controller capabilities structures
+ */
+ struct {
+
+ u32 raid_level_0:1;
+ u32 raid_level_1:1;
+ u32 raid_level_5:1;
+ u32 raid_level_1E:1;
+ u32 raid_level_6:1;
+ u32 reserved:27;
+
+ } __attribute__ ((packed)) raid_levels;
+
+ struct {
+
+ u32 rbld_rate:1;
+ u32 cc_rate:1;
+ u32 bgi_rate:1;
+ u32 recon_rate:1;
+ u32 patrol_rate:1;
+ u32 alarm_control:1;
+ u32 cluster_supported:1;
+ u32 bbu:1;
+ u32 spanning_allowed:1;
+ u32 dedicated_hotspares:1;
+ u32 revertible_hotspares:1;
+ u32 foreign_config_import:1;
+ u32 self_diagnostic:1;
+ u32 mixed_redundancy_arr:1;
+ u32 global_hot_spares:1;
+ u32 reserved:17;
+
+ } __attribute__ ((packed)) adapter_operations;
+
+ struct {
+
+ u32 read_policy:1;
+ u32 write_policy:1;
+ u32 io_policy:1;
+ u32 access_policy:1;
+ u32 disk_cache_policy:1;
+ u32 reserved:27;
+
+ } __attribute__ ((packed)) ld_operations;
+
+ struct {
+
+ u8 min;
+ u8 max;
+ u8 reserved[2];
+
+ } __attribute__ ((packed)) stripe_sz_ops;
+
+ struct {
+
+ u32 force_online:1;
+ u32 force_offline:1;
+ u32 force_rebuild:1;
+ u32 reserved:29;
+
+ } __attribute__ ((packed)) pd_operations;
+
+ struct {
+
+ u32 ctrl_supports_sas:1;
+ u32 ctrl_supports_sata:1;
+ u32 allow_mix_in_encl:1;
+ u32 allow_mix_in_ld:1;
+ u32 allow_sata_in_cluster:1;
+ u32 reserved:27;
+
+ } __attribute__ ((packed)) pd_mix_support;
+
+ /*
+ * Define ECC single-bit-error bucket information
+ */
+ u8 ecc_bucket_count;
+ u8 reserved_2[11];
+
+ /*
+ * Include the controller properties (changeable items)
+ */
+ struct megasas_ctrl_prop properties;
+
+ /*
+ * Define FW pkg version (set in envt v'bles on OEM basis)
+ */
+ char package_version[0x60];
+
+ u8 pad[0x800 - 0x6a0];
+
+} __attribute__ ((packed));
+
+/*
+ * ===============================
+ * MegaRAID SAS driver definitions
+ * ===============================
+ */
+#define MEGASAS_MAX_PD_CHANNELS 2
+#define MEGASAS_MAX_LD_CHANNELS 2
+#define MEGASAS_MAX_CHANNELS (MEGASAS_MAX_PD_CHANNELS + \
+ MEGASAS_MAX_LD_CHANNELS)
+#define MEGASAS_MAX_DEV_PER_CHANNEL 128
+#define MEGASAS_DEFAULT_INIT_ID -1
+#define MEGASAS_MAX_LUN 8
+#define MEGASAS_MAX_LD 64
+
+/*
+ * When SCSI mid-layer calls driver's reset routine, driver waits for
+ * MEGASAS_RESET_WAIT_TIME seconds for all outstanding IO to complete.
+Note
+ * that the driver cannot _actually_ abort or reset pending commands.
+While
+ * it is waiting for the commands to complete, it prints a diagnostic
+message
+ * every MEGASAS_RESET_NOTICE_INTERVAL seconds */
+#define MEGASAS_RESET_WAIT_TIME 180
+#define MEGASAS_RESET_NOTICE_INTERVAL 5
+
+#define MEGASAS_IOCTL_CMD 0
+
+/*
+ * FW reports the maximum of number of commands that it can accept
+(maximum
+ * commands that can be outstanding) at any time. The driver must
+report a
+ * lower number to the mid layer because it can issue a few internal
+commands
+ * itself (E.g, AEN, abort cmd, IOCTLs etc). The number of commands it
+needs
+ * is shown below
+ */
+#define MEGASAS_INT_CMDS 32
+
+/*
+ * FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit
+ * SGLs based on the size of dma_addr_t */
+#define IS_DMA64 (sizeof(dma_addr_t) == 8)
+
+#define MFI_OB_INTR_STATUS_MASK 0x00000002
+#define MFI_POLL_TIMEOUT_SECS 10
+
+struct megasas_register_set {
+
+ u32 reserved_0[4]; /*0000h */
+
+ u32 inbound_msg_0; /*0010h */
+ u32 inbound_msg_1; /*0014h */
+ u32 outbound_msg_0; /*0018h */
+ u32 outbound_msg_1; /*001Ch */
+
+ u32 inbound_doorbell; /*0020h */
+ u32 inbound_intr_status; /*0024h */
+ u32 inbound_intr_mask; /*0028h */
+
+ u32 outbound_doorbell; /*002Ch */
+ u32 outbound_intr_status; /*0030h */
+ u32 outbound_intr_mask; /*0034h */
+
+ u32 reserved_1[2]; /*0038h */
+
+ u32 inbound_queue_port; /*0040h */
+ u32 outbound_queue_port; /*0044h */
+
+ u32 reserved_2; /*004Ch */
+
+ u32 index_registers[1004]; /*0050h */
+
+} __attribute__ ((packed));
+
+struct megasas_sge32 {
+
+ u32 phys_addr;
+ u32 length;
+
+} __attribute__ ((packed));
+
+struct megasas_sge64 {
+
+ u64 phys_addr;
+ u32 length;
+
+} __attribute__ ((packed));
+
+union megasas_sgl {
+
+ struct megasas_sge32 sge32[1];
+ struct megasas_sge64 sge64[1];
+
+} __attribute__ ((packed));
+
+struct megasas_header {
+
+ u8 cmd; /*00h */
+ u8 sense_len; /*01h */
+ u8 cmd_status; /*02h */
+ u8 scsi_status; /*03h */
+
+ u8 target_id; /*04h */
+ u8 lun; /*05h */
+ u8 cdb_len; /*06h */
+ u8 sge_count; /*07h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 timeout; /*12h */
+ u32 data_xferlen; /*14h */
+
+} __attribute__ ((packed));
+
+union megasas_sgl_frame {
+
+ struct megasas_sge32 sge32[8];
+ struct megasas_sge64 sge64[5];
+
+} __attribute__ ((packed));
+
+struct megasas_init_frame {
+
+ u8 cmd; /*00h */
+ u8 reserved_0; /*01h */
+ u8 cmd_status; /*02h */
+
+ u8 reserved_1; /*03h */
+ u32 reserved_2; /*04h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 reserved_3; /*12h */
+ u32 data_xfer_len; /*14h */
+
+ u32 queue_info_new_phys_addr_lo; /*18h */
+ u32 queue_info_new_phys_addr_hi; /*1Ch */
+ u32 queue_info_old_phys_addr_lo; /*20h */
+ u32 queue_info_old_phys_addr_hi; /*24h */
+
+ u32 reserved_4[6]; /*28h */
+
+} __attribute__ ((packed));
+
+struct megasas_init_queue_info {
+
+ u32 init_flags; /*00h */
+ u32 reply_queue_entries; /*04h */
+
+ u32 reply_queue_start_phys_addr_lo; /*08h */
+ u32 reply_queue_start_phys_addr_hi; /*0Ch */
+ u32 producer_index_phys_addr_lo; /*10h */
+ u32 producer_index_phys_addr_hi; /*14h */
+ u32 consumer_index_phys_addr_lo; /*18h */
+ u32 consumer_index_phys_addr_hi; /*1Ch */
+
+} __attribute__ ((packed));
+
+struct megasas_io_frame {
+
+ u8 cmd; /*00h */
+ u8 sense_len; /*01h */
+ u8 cmd_status; /*02h */
+ u8 scsi_status; /*03h */
+
+ u8 target_id; /*04h */
+ u8 access_byte; /*05h */
+ u8 reserved_0; /*06h */
+ u8 sge_count; /*07h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 timeout; /*12h */
+ u32 lba_count; /*14h */
+
+ u32 sense_buf_phys_addr_lo; /*18h */
+ u32 sense_buf_phys_addr_hi; /*1Ch */
+
+ u32 start_lba_lo; /*20h */
+ u32 start_lba_hi; /*24h */
+
+ union megasas_sgl sgl; /*28h */
+
+} __attribute__ ((packed));
+
+struct megasas_pthru_frame {
+
+ u8 cmd; /*00h */
+ u8 sense_len; /*01h */
+ u8 cmd_status; /*02h */
+ u8 scsi_status; /*03h */
+
+ u8 target_id; /*04h */
+ u8 lun; /*05h */
+ u8 cdb_len; /*06h */
+ u8 sge_count; /*07h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 timeout; /*12h */
+ u32 data_xfer_len; /*14h */
+
+ u32 sense_buf_phys_addr_lo; /*18h */
+ u32 sense_buf_phys_addr_hi; /*1Ch */
+
+ u8 cdb[16]; /*20h */
+ union megasas_sgl sgl; /*30h */
+
+} __attribute__ ((packed));
+
+struct megasas_dcmd_frame {
+
+ u8 cmd; /*00h */
+ u8 reserved_0; /*01h */
+ u8 cmd_status; /*02h */
+ u8 reserved_1[4]; /*03h */
+ u8 sge_count; /*07h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 timeout; /*12h */
+
+ u32 data_xfer_len; /*14h */
+ u32 opcode; /*18h */
+
+ union { /*1Ch */
+ u8 b[12];
+ u16 s[6];
+ u32 w[3];
+ } mbox;
+
+ union megasas_sgl sgl; /*28h */
+
+} __attribute__ ((packed));
+
+struct megasas_abort_frame {
+
+ u8 cmd; /*00h */
+ u8 reserved_0; /*01h */
+ u8 cmd_status; /*02h */
+
+ u8 reserved_1; /*03h */
+ u32 reserved_2; /*04h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 reserved_3; /*12h */
+ u32 reserved_4; /*14h */
+
+ u32 abort_context; /*18h */
+ u32 pad_1; /*1Ch */
+
+ u32 abort_mfi_phys_addr_lo; /*20h */
+ u32 abort_mfi_phys_addr_hi; /*24h */
+
+ u32 reserved_5[6]; /*28h */
+
+} __attribute__ ((packed));
+
+struct megasas_smp_frame {
+
+ u8 cmd; /*00h */
+ u8 reserved_1; /*01h */
+ u8 cmd_status; /*02h */
+ u8 connection_status; /*03h */
+
+ u8 reserved_2[3]; /*04h */
+ u8 sge_count; /*07h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 timeout; /*12h */
+
+ u32 data_xfer_len; /*14h */
+ u64 sas_addr; /*18h */
+
+ union {
+ struct megasas_sge32 sge32[2]; /* [0]: resp [1]: req */
+ struct megasas_sge64 sge64[2]; /* [0]: resp [1]: req */
+ } sgl;
+
+} __attribute__ ((packed));
+
+struct megasas_stp_frame {
+
+ u8 cmd; /*00h */
+ u8 reserved_1; /*01h */
+ u8 cmd_status; /*02h */
+ u8 reserved_2; /*03h */
+
+ u8 target_id; /*04h */
+ u8 reserved_3[2]; /*05h */
+ u8 sge_count; /*07h */
+
+ u32 context; /*08h */
+ u32 pad_0; /*0Ch */
+
+ u16 flags; /*10h */
+ u16 timeout; /*12h */
+
+ u32 data_xfer_len; /*14h */
+
+ u16 fis[10]; /*18h */
+ u32 stp_flags;
+
+ union {
+ struct megasas_sge32 sge32[2]; /* [0]: resp [1]: data */
+ struct megasas_sge64 sge64[2]; /* [0]: resp [1]: data */
+ } sgl;
+
+} __attribute__ ((packed));
+
+union megasas_frame {
+
+ struct megasas_header hdr;
+ struct megasas_init_frame init;
+ struct megasas_io_frame io;
+ struct megasas_pthru_frame pthru;
+ struct megasas_dcmd_frame dcmd;
+ struct megasas_abort_frame abort;
+ struct megasas_smp_frame smp;
+ struct megasas_stp_frame stp;
+
+ u8 raw_bytes[64];
+};
+
+struct megasas_cmd;
+
+union megasas_evt_class_locale {
+
+ struct {
+ u16 locale;
+ u8 reserved;
+ s8 class;
+ } __attribute__ ((packed)) members;
+
+ u32 word;
+
+} __attribute__ ((packed));
+
+struct megasas_evt_log_info {
+ u32 newest_seq_num;
+ u32 oldest_seq_num;
+ u32 clear_seq_num;
+ u32 shutdown_seq_num;
+ u32 boot_seq_num;
+
+} __attribute__ ((packed));
+
+struct megasas_progress {
+
+ u16 progress;
+ u16 elapsed_seconds;
+
+} __attribute__ ((packed));
+
+struct megasas_evtarg_ld {
+
+ u16 target_id;
+ u8 ld_index;
+ u8 reserved;
+
+} __attribute__ ((packed));
+
+struct megasas_evtarg_pd {
+ u16 device_id;
+ u8 encl_index;
+ u8 slot_number;
+
+} __attribute__ ((packed));
+
+struct megasas_evt_detail {
+
+ u32 seq_num;
+ u32 time_stamp;
+ u32 code;
+ union megasas_evt_class_locale cl;
+ u8 arg_type;
+ u8 reserved1[15];
+
+ union {
+ struct {
+ struct megasas_evtarg_pd pd;
+ u8 cdb_length;
+ u8 sense_length;
+ u8 reserved[2];
+ u8 cdb[16];
+ u8 sense[64];
+ } __attribute__ ((packed)) cdbSense;
+
+ struct megasas_evtarg_ld ld;
+
+ struct {
+ struct megasas_evtarg_ld ld;
+ u64 count;
+ } __attribute__ ((packed)) ld_count;
+
+ struct {
+ u64 lba;
+ struct megasas_evtarg_ld ld;
+ } __attribute__ ((packed)) ld_lba;
+
+ struct {
+ struct megasas_evtarg_ld ld;
+ u32 prevOwner;
+ u32 newOwner;
+ } __attribute__ ((packed)) ld_owner;
+
+ struct {
+ u64 ld_lba;
+ u64 pd_lba;
+ struct megasas_evtarg_ld ld;
+ struct megasas_evtarg_pd pd;
+ } __attribute__ ((packed)) ld_lba_pd_lba;
+
+ struct {
+ struct megasas_evtarg_ld ld;
+ struct megasas_progress prog;
+ } __attribute__ ((packed)) ld_prog;
+
+ struct {
+ struct megasas_evtarg_ld ld;
+ u32 prev_state;
+ u32 new_state;
+ } __attribute__ ((packed)) ld_state;
+
+ struct {
+ u64 strip;
+ struct megasas_evtarg_ld ld;
+ } __attribute__ ((packed)) ld_strip;
+
+ struct megasas_evtarg_pd pd;
+
+ struct {
+ struct megasas_evtarg_pd pd;
+ u32 err;
+ } __attribute__ ((packed)) pd_err;
+
+ struct {
+ u64 lba;
+ struct megasas_evtarg_pd pd;
+ } __attribute__ ((packed)) pd_lba;
+
+ struct {
+ u64 lba;
+ struct megasas_evtarg_pd pd;
+ struct megasas_evtarg_ld ld;
+ } __attribute__ ((packed)) pd_lba_ld;
+
+ struct {
+ struct megasas_evtarg_pd pd;
+ struct megasas_progress prog;
+ } __attribute__ ((packed)) pd_prog;
+
+ struct {
+ struct megasas_evtarg_pd pd;
+ u32 prevState;
+ u32 newState;
+ } __attribute__ ((packed)) pd_state;
+
+ struct {
+ u16 vendorId;
+ u16 deviceId;
+ u16 subVendorId;
+ u16 subDeviceId;
+ } __attribute__ ((packed)) pci;
+
+ u32 rate;
+ char str[96];
+
+ struct {
+ u32 rtc;
+ u32 elapsedSeconds;
+ } __attribute__ ((packed)) time;
+
+ struct {
+ u32 ecar;
+ u32 elog;
+ char str[64];
+ } __attribute__ ((packed)) ecc;
+
+ u8 b[96];
+ u16 s[48];
+ u32 w[24];
+ u64 d[12];
+ } args;
+
+ char description[128];
+
+} __attribute__ ((packed));
+
+struct megasas_instance {
+
+ u32 *producer;
+ dma_addr_t producer_h;
+ u32 *consumer;
+ dma_addr_t consumer_h;
+
+ u32 *reply_queue;
+ dma_addr_t reply_queue_h;
+
+ unsigned long base_addr;
+ struct megasas_register_set __iomem *reg_set;
+
+ s8 init_id;
+ u8 reserved[3];
+
+ u16 max_num_sge;
+ u16 max_fw_cmds;
+ u32 max_sectors_per_req;
+
+ struct megasas_cmd **cmd_list;
+ struct list_head cmd_pool;
+ spinlock_t cmd_pool_lock;
+ struct dma_pool *frame_dma_pool;
+ struct dma_pool *sense_dma_pool;
+
+ struct megasas_evt_detail *evt_detail;
+ dma_addr_t evt_detail_h;
+ struct megasas_cmd *aen_cmd;
+ struct semaphore aen_mutex;
+ struct semaphore ioctl_sem;
+
+ struct Scsi_Host *host;
+
+ wait_queue_head_t int_cmd_wait_q;
+ wait_queue_head_t abort_cmd_wait_q;
+
+ struct pci_dev *pdev;
+ u32 unique_id;
+
+ u32 fw_outstanding;
+ u32 hw_crit_error;
+ spinlock_t instance_lock;
+};
+
+#define MEGASAS_IS_LOGICAL(scp)
\
+ (scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1
+
+#define MEGASAS_DEV_INDEX(inst, scp) \
+ ((scp->device->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + \
+ scp->device->id
+
+struct megasas_cmd {
+
+ union megasas_frame *frame;
+ dma_addr_t frame_phys_addr;
+ u8 *sense;
+ dma_addr_t sense_phys_addr;
+
+ u32 index;
+ u8 sync_cmd;
+ u8 cmd_status;
+ u16 abort_aen;
+
+ struct list_head list;
+ struct scsi_cmnd *scmd;
+ struct megasas_instance *instance;
+ u32 frame_count;
+};
+
+#define MAX_MGMT_ADAPTERS 1024
+#define MAX_IOCTL_SGE 16
+
+struct megasas_iocpacket {
+
+ u16 host_no;
+ u16 __pad1;
+ u32 sgl_off;
+ u32 sge_count;
+ u32 sense_off;
+ u32 sense_len;
+ union {
+ u8 raw[128];
+ struct megasas_header hdr;
+ } frame;
+
+ struct iovec sgl[MAX_IOCTL_SGE];
+
+} __attribute__ ((packed));
+
+struct megasas_aen {
+ u16 host_no;
+ u16 __pad1;
+ u32 seq_num;
+ u32 class_locale_word;
+};
+
+#define MEGASAS_IOC_FIRMWARE _IOWR('M', 1, struct megasas_iocpacket)
+#define MEGASAS_IOC_GET_AEN _IOW('M', 2, struct megasas_aen)
+
+struct megasas_mgmt_info {
+
+ u16 count;
+ struct megasas_instance *instance[MAX_MGMT_ADAPTERS];
+ int max_index;
+};
+
+#endif /*LSI_MEGARAID_SAS_H */
diff -Naur scsi_misc-a/include/linux/pci_ids.h
scsi_misc-b/include/linux/pci_ids.h
--- scsi_misc-a/include/linux/pci_ids.h 2005-08-25 16:24:10.000000000 -0400
+++ scsi_misc-b/include/linux/pci_ids.h 2005-08-25 16:25:55.000000000 -0400
@@ -185,6 +185,7 @@
#define PCI_DEVICE_ID_LSI_61C102 0x0901
#define PCI_DEVICE_ID_LSI_63C815 0x1000
#define PCI_DEVICE_ID_LSI_SAS1064 0x0050
+#define PCI_DEVICE_ID_LSI_SAS1064R 0x0411
#define PCI_DEVICE_ID_LSI_SAS1066 0x005E
#define PCI_DEVICE_ID_LSI_SAS1068 0x0054
#define PCI_DEVICE_ID_LSI_SAS1064A 0x005C
@@ -554,6 +555,7 @@
#define PCI_VENDOR_ID_DELL 0x1028
#define PCI_DEVICE_ID_DELL_RACIII 0x0008
#define PCI_DEVICE_ID_DELL_RAC4 0x0012
+#define PCI_DEVICE_ID_DELL_PERC5 0x0015

#define PCI_VENDOR_ID_MATROX 0x102B
#define PCI_DEVICE_ID_MATROX_MGA_2 0x0518

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