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freebsd-dev/sys/dev/mly/mlyreg.h

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This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*-
* Copyright (c) 2000 Michael Smith
* Copyright (c) 2000 BSDi
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* Section numbers in this document refer to the Mylex "Firmware Software Interface"
* document ('FSI'), revision 0.11 04/11/00 unless otherwise qualified.
*
* Reference is made to the Mylex "Programming Guide for 6.x Controllers" document
* ('PG6'), document #771242 revision 0.02, 04/11/00
*
* Note that fields marked N/A are not supported by the PCI controllers, but are
* defined here to hold place in datastructures that are shared with the SCSI
* controllers. Items not relevant to PCI controllers are not described here.
*
* Ordering of items in this file is a little odd due to the constraints of
* nested declarations.
*/
/*
* 2.1 (Scatter Gather List Format)
*/
struct mly_sg_entry {
u_int64_t physaddr;
u_int64_t length;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*
* 5.2 System Device Access
*
* This is corroborated by the layout of the MDACIOCTL_GETCONTROLLERINFO data
* in 21.8
*/
#define MLY_MAX_CHANNELS 6
#define MLY_MAX_TARGETS 16
#define MLY_MAX_LUNS 1
/*
* 8.1 Different Device States
*/
#define MLY_DEVICE_STATE_OFFLINE 0x08 /* DEAD/OFFLINE */
#define MLY_DEVICE_STATE_UNCONFIGURED 0x00
#define MLY_DEVICE_STATE_ONLINE 0x01
#define MLY_DEVICE_STATE_CRITICAL 0x09
#define MLY_DEVICE_STATE_WRITEONLY 0x03
#define MLY_DEVICE_STATE_STANDBY 0x21
#define MLY_DEVICE_STATE_MISSING 0x04 /* or-ed with (ONLINE or WRITEONLY or STANDBY) */
/*
* 8.2 Device Type Field definitions
*/
#define MLY_DEVICE_TYPE_RAID0 0x0 /* RAID 0 */
#define MLY_DEVICE_TYPE_RAID1 0x1 /* RAID 1 */
#define MLY_DEVICE_TYPE_RAID3 0x3 /* RAID 3 right asymmetric parity */
#define MLY_DEVICE_TYPE_RAID5 0x5 /* RAID 5 right asymmetric parity */
#define MLY_DEVICE_TYPE_RAID6 0x6 /* RAID 6 (Mylex RAID 6) */
#define MLY_DEVICE_TYPE_RAID7 0x7 /* RAID 7 (JBOD) */
#define MLY_DEVICE_TYPE_NEWSPAN 0x8 /* New Mylex SPAN */
#define MLY_DEVICE_TYPE_RAID3F 0x9 /* RAID 3 fixed parity */
#define MLY_DEVICE_TYPE_RAID3L 0xb /* RAID 3 left symmetric parity */
#define MLY_DEVICE_TYPE_SPAN 0xc /* current spanning implementation */
#define MLY_DEVICE_TYPE_RAID5L 0xd /* RAID 5 left symmetric parity */
#define MLY_DEVICE_TYPE_RAIDE 0xe /* RAID E (concatenation) */
#define MLY_DEVICE_TYPE_PHYSICAL 0xf /* physical device */
/*
* 8.3 Stripe Size
*/
#define MLY_STRIPE_ZERO 0x0 /* no stripe (RAID 1, RAID 7, etc) */
#define MLY_STRIPE_512b 0x1
#define MLY_STRIPE_1k 0x2
#define MLY_STRIPE_2k 0x3
#define MLY_STRIPE_4k 0x4
#define MLY_STRIPE_8k 0x5
#define MLY_STRIPE_16k 0x6
#define MLY_STRIPE_32k 0x7
#define MLY_STRIPE_64k 0x8
#define MLY_STRIPE_128k 0x9
#define MLY_STRIPE_256k 0xa
#define MLY_STRIPE_512k 0xb
#define MLY_STRIPE_1m 0xc
/*
* 8.4 Cacheline Size
*/
#define MLY_CACHELINE_ZERO 0x0 /* caching cannot be enabled */
#define MLY_CACHELINE_512b 0x1
#define MLY_CACHELINE_1k 0x2
#define MLY_CACHELINE_2k 0x3
#define MLY_CACHELINE_4k 0x4
#define MLY_CACHELINE_8k 0x5
#define MLY_CACHELINE_16k 0x6
#define MLY_CACHELINE_32k 0x7
#define MLY_CACHELINE_64k 0x8
/*
* 8.5 Read/Write control
*/
#define MLY_RWCtl_INITTED (1<<7) /* if set, the logical device is initialised */
/* write control */
#define MLY_RWCtl_WCD (0) /* write cache disabled */
#define MLY_RWCtl_WDISABLE (1<<3) /* writing disabled */
#define MLY_RWCtl_WCE (2<<3) /* write cache enabled */
#define MLY_RWCtl_IWCE (3<<3) /* intelligent write cache enabled */
/* read control */
#define MLY_RWCtl_RCD (0) /* read cache is disabled */
#define MLY_RWCtl_RCE (1) /* read cache enabled */
#define MLY_RWCtl_RAHEAD (2) /* readahead enabled */
#define MLY_RWCtl_IRAHEAD (3) /* intelligent readahead enabled */
/*
* 9.0 LUN Map Format
*/
struct mly_lun_map {
u_int8_t res1:4;
sys/dev: minor spelling fixes. Most affect comments, very few have user-visible effects.
2016-05-03 03:41:25 +00:00
u_int8_t host_port_mapped:1; /* this system drive visible to host on this controller/port combination */
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
u_int8_t tid_valid:1; /* target ID valid */
u_int8_t hid_valid:1; /* host ID valid */
u_int8_t lun_valid:1; /* LUN valid */
u_int8_t res2;
u_int8_t lun; /* LUN */
u_int8_t tid; /* TID */
u_int8_t hid[32]; /* HID (one bit for each host) */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 10.1 Controller Parameters
*/
struct mly_param_controller {
u_int8_t rdahen:1; /* N/A */
u_int8_t bilodly:1; /* N/A */
u_int8_t fua_disable:1;
u_int8_t reass1s:1; /* N/A */
u_int8_t truvrfy:1; /* N/A */
u_int8_t dwtvrfy:1; /* N/A */
u_int8_t background_initialisation:1;
u_int8_t clustering:1; /* N/A */
u_int8_t bios_disable:1;
u_int8_t boot_from_cdrom:1;
u_int8_t drive_coercion:1;
u_int8_t write_same_disable:1;
u_int8_t hba_mode:1; /* N/A */
u_int8_t bios_geometry:2;
#define MLY_BIOSGEOM_2G 0x0
#define MLY_BIOSGEOM_8G 0x1
u_int8_t res1:1; /* N/A */
u_int8_t res2[2]; /* N/A */
u_int8_t v_dec:1;
u_int8_t safte:1; /* N/A */
u_int8_t ses:1; /* N/A */
u_int8_t res3:2; /* N/A */
u_int8_t v_arm:1;
u_int8_t v_ofm:1;
u_int8_t res4:1; /* N/A */
u_int8_t rebuild_check_rate;
u_int8_t cache_line_size; /* see 8.4 */
u_int8_t oem_code;
#define MLY_OEM_MYLEX 0x00
#define MLY_OEM_IBM 0x08
#define MLY_OEM_HP 0x0a
#define MLY_OEM_DEC 0x0c
#define MLY_OEM_SIEMENS 0x10
#define MLY_OEM_INTEL 0x12
u_int8_t spinup_mode;
#define MLY_SPIN_AUTO 0
#define MLY_SPIN_PWRSPIN 1
#define MLY_SPIN_WSSUSPIN 2
u_int8_t spinup_devices;
u_int8_t spinup_interval;
u_int8_t spinup_wait_time;
u_int8_t res5:3; /* N/A */
u_int8_t vutursns:1; /* N/A */
u_int8_t dccfil:1; /* N/A */
u_int8_t nopause:1; /* N/A */
u_int8_t disqfull:1; /* N/A */
u_int8_t disbusy:1; /* N/A */
u_int8_t res6:2; /* N/A */
u_int8_t failover_node_name; /* N/A */
u_int8_t res7:1; /* N/A */
u_int8_t ftopo:3; /* N/A */
u_int8_t disable_ups:1; /* N/A */
u_int8_t res8:1; /* N/A */
u_int8_t propagate_reset:1; /* N/A */
u_int8_t nonstd_mp_reset:1; /* N/A */
u_int8_t res9:5; /* N/A */
u_int8_t res10; /* N/A */
u_int8_t serial_port_baud_rate; /* N/A */
u_int8_t serial_port_control; /* N/A */
u_int8_t change_stripe_ok_developer_flag_only; /* N/A */
u_int8_t small_large_host_transfers:2; /* N/A */
u_int8_t frame_control:2; /* N/A */
u_int8_t pci_latency_control:2; /* N/A */
u_int8_t treat_lip_as_reset:1; /* N/A */
u_int8_t res11:1; /* N/A */
u_int8_t ms_autorest:1; /* N/A */
u_int8_t res12:7; /* N/A */
u_int8_t ms_aa_fsim:1; /* N/A */
u_int8_t ms_aa_ccach:1; /* N/A */
u_int8_t ms_aa_fault_signals:1; /* N/A */
u_int8_t ms_aa_c4_faults:1; /* N/A */
u_int8_t ms_aa_host_reset_delay_mask:4; /* N/A */
u_int8_t ms_flg_simplex_no_rstcom:1; /* N/A */
u_int8_t res13:7; /* N/A */
u_int8_t res14; /* N/A */
u_int8_t hardloopid[2][2]; /* N/A */
u_int8_t ctrlname[2][16+1]; /* N/A */
u_int8_t initiator_id;
u_int8_t startup_option;
#define MLY_STARTUP_IF_NO_CHANGE 0x0
#define MLY_STARTUP_IF_NO_LUN_CHANGE 0x1
#define MLY_STARTUP_IF_NO_LUN_OFFLINE 0x2
#define MLY_STARTUP_IF_LUN0_NO_CHANGE 0x3
#define MLY_STARTUP_IF_LUN0_NOT_OFFLINE 0x4
#define MLY_STARTUP_ALWAYS 0x5
u_int8_t res15[62];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*
* 10.2 Physical Device Parameters
*/
struct mly_param_physical_device {
u_int16_t tags;
u_int16_t speed;
u_int8_t width;
u_int8_t combing:1;
u_int8_t res1:7;
u_int8_t res2[3];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*
* 10.3 Logical Device Parameters
*/
struct mly_param_logical_device {
u_int8_t type; /* see 8.2 */
u_int8_t state; /* see 8.1 */
u_int16_t raid_device;
u_int8_t res1;
u_int8_t bios_geometry; /* BIOS control word? */
u_int8_t stripe_size; /* see 8.3 */
u_int8_t read_write_control; /* see 8.5 */
u_int8_t res2[8];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 12.3 Health Status Buffer
*
* Pad to 128 bytes.
*/
struct mly_health_status {
u_int32_t uptime_us; /* N/A */
u_int32_t uptime_ms; /* N/A */
u_int32_t realtime; /* N/A */
u_int32_t res1; /* N/A */
u_int32_t change_counter;
u_int32_t res2; /* N/A */
u_int32_t debug_message_index; /* N/A */
u_int32_t bios_message_index; /* N/A */
u_int32_t trace_page; /* N/A */
u_int32_t profiler_page; /* N/A */
u_int32_t next_event;
u_int8_t res3[4 + 16 + 64]; /* N/A */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 14.2 Timeout Bit Format
*/
struct mly_timeout {
u_int8_t value:6;
u_int8_t scale:2;
#define MLY_TIMEOUT_SECONDS 0x0
#define MLY_TIMEOUT_MINUTES 0x1
#define MLY_TIMEOUT_HOURS 0x2
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 14.3 Operation Device
*/
#define MLY_OPDEVICE_PHYSICAL_DEVICE 0x0
#define MLY_OPDEVICE_RAID_DEVICE 0x1
#define MLY_OPDEVICE_PHYSICAL_CHANNEL 0x2
#define MLY_OPDEVICE_RAID_CHANNEL 0x3
#define MLY_OPDEVICE_PHYSICAL_CONTROLLER 0x4
#define MLY_OPDEVICE_RAID_CONTROLLER 0x5
#define MLY_OPDEVICE_CONFIGURATION_GROUP 0x10
/*
* 14.4 Status Bit Format
*
* AKA Status Mailbox Format
*
* XXX format conflict between FSI and PG6 over the ordering of the
* status and sense length fields.
*/
struct mly_status {
u_int16_t command_id;
u_int8_t status;
u_int8_t sense_length;
int32_t residue;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 14.5 Command Control Bit (CCB) format
*
* This byte is unfortunately named.
*/
struct mly_command_control {
u_int8_t force_unit_access:1;
u_int8_t disable_page_out:1;
u_int8_t res1:1;
u_int8_t extended_sg_table:1;
u_int8_t data_direction:1;
#define MLY_CCB_WRITE 1
#define MLY_CCB_READ 0
u_int8_t res2:1;
u_int8_t no_auto_sense:1;
u_int8_t disable_disconnect:1;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 15.0 Commands
*
* We use the command names as given by Mylex
*/
#define MDACMD_MEMCOPY 0x1 /* memory to memory copy */
#define MDACMD_SCSIPT 0x2 /* SCSI passthrough (small command) */
#define MDACMD_SCSILCPT 0x3 /* SCSI passthrough (large command) */
#define MDACMD_SCSI 0x4 /* SCSI command for logical/phyiscal device (small command) */
#define MDACMD_SCSILC 0x5 /* SCSI command for logical/phyiscal device (large command) */
#define MDACMD_IOCTL 0x20 /* Management command */
#define MDACMD_IOCTLCHECK 0x23 /* Validate management command (not implemented) */
/*
* 16.0 IOCTL command
*
* We use the IOCTL names as given by Mylex
* Note that only ioctls supported by the PCI controller family are listed
*/
#define MDACIOCTL_GETCONTROLLERINFO 0x1
#define MDACIOCTL_GETLOGDEVINFOVALID 0x3
#define MDACIOCTL_GETPHYSDEVINFOVALID 0x5
#define MDACIOCTL_GETCONTROLLERSTATISTICS 0xb
#define MDACIOCTL_GETLOGDEVSTATISTICS 0xd
#define MDACIOCTL_GETPHYSDEVSTATISTICS 0xf
#define MDACIOCTL_GETHEALTHSTATUS 0x11
#define MDACIOCTL_GETEVENT 0x15
/* flash update */
#define MDACIOCTL_STOREIMAGE 0x2c
#define MDACIOCTL_READIMAGE 0x2d
#define MDACIOCTL_FLASHIMAGES 0x2e
/* battery backup unit */
#define MDACIOCTL_GET_SUBSYSTEM_DATA 0x70
#define MDACIOCTL_SET_SUBSYSTEM_DATA 0x71
/* non-data commands */
#define MDACIOCTL_STARTDISOCVERY 0x81
#define MDACIOCTL_SETRAIDDEVSTATE 0x82
#define MDACIOCTL_INITPHYSDEVSTART 0x84
#define MDACIOCTL_INITPHYSDEVSTOP 0x85
#define MDACIOCTL_INITRAIDDEVSTART 0x86
#define MDACIOCTL_INITRAIDDEVSTOP 0x87
#define MDACIOCTL_REBUILDRAIDDEVSTART 0x88
#define MDACIOCTL_REBUILDRAIDDEVSTOP 0x89
#define MDACIOCTL_MAKECONSISTENTDATASTART 0x8a
#define MDACIOCTL_MAKECONSISTENTDATASTOP 0x8b
#define MDACIOCTL_CONSISTENCYCHECKSTART 0x8c
#define MDACIOCTL_CONSISTENCYCHECKSTOP 0x8d
#define MDACIOCTL_SETMEMORYMAILBOX 0x8e
#define MDACIOCTL_RESETDEVICE 0x90
#define MDACIOCTL_FLUSHDEVICEDATA 0x91
#define MDACIOCTL_PAUSEDEVICE 0x92
#define MDACIOCTL_UNPAUSEDEVICE 0x93
#define MDACIOCTL_LOCATEDEVICE 0x94
#define MDACIOCTL_SETMASTERSLAVEMODE 0x95
#define MDACIOCTL_SETREALTIMECLOCK 0xac
/* RAID configuration */
#define MDACIOCTL_CREATENEWCONF 0xc0
#define MDACIOCTL_DELETERAIDDEV 0xc1
#define MDACIOCTL_REPLACEINTERNALDEV 0xc2
#define MDACIOCTL_RENAMERAIDDEV 0xc3
#define MDACIOCTL_ADDNEWCONF 0xc4
#define MDACIOCTL_XLATEPHYSDEVTORAIDDEV 0xc5
#define MDACIOCTL_MORE 0xc6
#define MDACIOCTL_SETPHYSDEVPARAMETER 0xc8
#define MDACIOCTL_GETPHYSDEVPARAMETER 0xc9
#define MDACIOCTL_CLEARCONF 0xca
#define MDACIOCTL_GETDEVCONFINFO 0xcb
#define MDACIOCTL_GETGROUPCONFINFO 0xcc
#define MDACIOCTL_GETFREESPACELIST 0xcd
#define MDACIOCTL_GETLOGDEVPARAMETER 0xce
#define MDACIOCTL_SETLOGDEVPARAMETER 0xcf
#define MDACIOCTL_GETCONTROLLERPARAMETER 0xd0
#define MDACIOCTL_SETCONTRLLERPARAMETER 0xd1
#define MDACIOCTL_CLEARCONFSUSPMODE 0xd2
#define MDACIOCTL_GETBDT_FOR_SYSDRIVE 0xe0
/*
* 17.1.4 Data Transfer Memory Address Without SG List
*/
struct mly_short_transfer {
struct mly_sg_entry sg[2];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 17.1.5 Data Transfer Memory Address With SG List
*
* Note that only the first s/g table is currently used.
*/
struct mly_sg_transfer {
u_int16_t entries[3];
u_int16_t res1;
u_int64_t table_physaddr[3];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 17.1.3 Data Transfer Memory Address Format
*/
union mly_command_transfer {
struct mly_short_transfer direct;
struct mly_sg_transfer indirect;
};
/*
* 21.1 MDACIOCTL_SETREALTIMECLOCK
* 21.7 MDACIOCTL_GETHEALTHSTATUS
* 21.8 MDACIOCTL_GETCONTROLLERINFO
* 21.9 MDACIOCTL_GETLOGDEVINFOVALID
* 21.10 MDACIOCTL_GETPHYSDEVINFOVALID
* 21.11 MDACIOCTL_GETPHYSDEVSTATISTICS
* 21.12 MDACIOCTL_GETLOGDEVSTATISTICS
* 21.13 MDACIOCTL_GETCONTROLLERSTATISTICS
* 21.27 MDACIOCTL_GETBDT_FOR_SYSDRIVE
* 23.4 MDACIOCTL_CREATENEWCONF
* 23.5 MDACIOCTL_ADDNEWCONF
* 23.8 MDACIOCTL_GETDEVCONFINFO
* 23.9 MDACIOCTL_GETFREESPACELIST
* 24.1 MDACIOCTL_MORE
* 25.1 MDACIOCTL_GETPHYSDEVPARAMETER
* 25.2 MDACIOCTL_SETPHYSDEVPARAMETER
* 25.3 MDACIOCTL_GETLOGDEVPARAMETER
* 25.4 MDACIOCTL_SETLOGDEVPARAMETER
* 25.5 MDACIOCTL_GETCONTROLLERPARAMETER
* 25.6 MDACIOCTL_SETCONTROLLERPARAMETER
*
* These commands just transfer data
*/
struct mly_ioctl_param_data {
u_int8_t param[10];
union mly_command_transfer transfer;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.2 MDACIOCTL_SETMEMORYMAILBOX
*/
struct mly_ioctl_param_setmemorymailbox {
u_int8_t health_buffer_size;
u_int8_t res1;
u_int64_t health_buffer_physaddr;
u_int64_t command_mailbox_physaddr;
u_int64_t status_mailbox_physaddr;
u_int64_t res2[2];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.8.2 MDACIOCTL_GETCONTROLLERINFO: Data Format
*/
struct mly_ioctl_getcontrollerinfo {
u_int8_t res1; /* N/A */
u_int8_t interface_type;
u_int8_t controller_type;
u_int8_t res2; /* N/A */
u_int16_t interface_speed;
u_int8_t interface_width;
u_int8_t res3[9]; /* N/A */
char interface_name[16];
char controller_name[16];
u_int8_t res4[16]; /* N/A */
/* firmware release information */
u_int8_t fw_major;
u_int8_t fw_minor;
u_int8_t fw_turn;
u_int8_t fw_build;
u_int8_t fw_day;
u_int8_t fw_month;
u_int8_t fw_century;
u_int8_t fw_year;
/* hardware release information */
u_int8_t hw_revision; /* N/A */
u_int8_t res5[3]; /* N/A */
u_int8_t hw_release_day; /* N/A */
u_int8_t hw_release_month; /* N/A */
u_int8_t hw_release_century; /* N/A */
u_int8_t hw_release_year; /* N/A */
/* hardware manufacturing information */
u_int8_t batch_number; /* N/A */
u_int8_t res6; /* N/A */
u_int8_t plant_number;
u_int8_t res7;
u_int8_t hw_manuf_day;
u_int8_t hw_manuf_month;
u_int8_t hw_manuf_century;
u_int8_t hw_manuf_year;
u_int8_t max_pdd_per_xldd;
u_int8_t max_ildd_per_xldd;
u_int16_t nvram_size;
u_int8_t max_number_of_xld; /* N/A */
u_int8_t res8[3]; /* N/A */
/* unique information per controller */
char serial_number[16];
u_int8_t res9[16]; /* N/A */
/* vendor information */
u_int8_t res10[3]; /* N/A */
u_int8_t oem_information;
char vendor_name[16]; /* N/A */
/* other physical/controller/operation information */
u_int8_t bbu_present:1;
u_int8_t active_clustering:1;
u_int8_t res11:6; /* N/A */
u_int8_t res12[3]; /* N/A */
/* physical device scan information */
u_int8_t physical_scan_active:1;
u_int8_t res13:7; /* N/A */
u_int8_t physical_scan_channel;
u_int8_t physical_scan_target;
u_int8_t physical_scan_lun;
/* maximum command data transfer size */
u_int16_t maximum_block_count;
u_int16_t maximum_sg_entries;
/* logical/physical device counts */
u_int16_t logical_devices_present;
u_int16_t logical_devices_critical;
u_int16_t logical_devices_offline;
u_int16_t physical_devices_present;
u_int16_t physical_disks_present;
u_int16_t physical_disks_critical; /* N/A */
u_int16_t physical_disks_offline;
u_int16_t maximum_parallel_commands;
/* channel and target ID information */
u_int8_t physical_channels_present;
u_int8_t virtual_channels_present;
u_int8_t physical_channels_possible;
u_int8_t virtual_channels_possible;
u_int8_t maximum_targets_possible[16]; /* N/A (6 and up) */
u_int8_t res14[12]; /* N/A */
/* memory/cache information */
u_int16_t memory_size;
u_int16_t cache_size;
u_int32_t valid_cache_size; /* N/A */
u_int32_t dirty_cache_size; /* N/A */
u_int16_t memory_speed;
u_int8_t memory_width;
u_int8_t memory_type:5;
u_int8_t res15:1; /* N/A */
u_int8_t memory_parity:1;
u_int8_t memory_ecc:1;
char memory_information[16]; /* N/A */
/* execution memory information */
u_int16_t exmemory_size;
u_int16_t l2cache_size; /* N/A */
u_int8_t res16[8]; /* N/A */
u_int16_t exmemory_speed;
u_int8_t exmemory_width;
u_int8_t exmemory_type:5;
u_int8_t res17:1; /* N/A */
u_int8_t exmemory_parity:1;
u_int8_t exmemory_ecc:1;
char exmemory_name[16]; /* N/A */
/* CPU information */
struct {
u_int16_t speed;
u_int8_t type;
u_int8_t number;
u_int8_t res1[12]; /* N/A */
char name[16]; /* N/A */
use __packed.
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} cpu[2] __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/* debugging/profiling/command time tracing information */
u_int16_t profiling_page; /* N/A */
u_int16_t profiling_programs; /* N/A */
u_int16_t time_trace_page; /* N/A */
u_int16_t time_trace_programs; /* N/A */
u_int8_t res18[8]; /* N/A */
/* error counters on physical devices */
u_int16_t physical_device_bus_resets; /* N/A */
u_int16_t physical_device_parity_errors; /* N/A */
u_int16_t physical_device_soft_errors; /* N/A */
u_int16_t physical_device_commands_failed; /* N/A */
u_int16_t physical_device_miscellaneous_errors; /* N/A */
u_int16_t physical_device_command_timeouts; /* N/A */
u_int16_t physical_device_selection_timeouts; /* N/A */
u_int16_t physical_device_retries; /* N/A */
u_int16_t physical_device_aborts; /* N/A */
u_int16_t physical_device_host_command_aborts; /* N/A */
u_int16_t physical_device_PFAs_detected; /* N/A */
u_int16_t physical_device_host_commands_failed; /* N/A */
u_int8_t res19[8]; /* N/A */
/* error counters on logical devices */
u_int16_t logical_device_soft_errors; /* N/A */
u_int16_t logical_device_commands_failed; /* N/A */
u_int16_t logical_device_host_command_aborts; /* N/A */
u_int16_t res20; /* N/A */
/* error counters on controller */
u_int16_t controller_parity_ecc_errors;
u_int16_t controller_host_command_aborts; /* N/A */
u_int8_t res21[4]; /* N/A */
/* long duration activity information */
u_int16_t background_inits_active;
u_int16_t logical_inits_active;
u_int16_t physical_inits_active;
u_int16_t consistency_checks_active;
u_int16_t rebuilds_active;
u_int16_t MORE_active;
u_int16_t patrol_active; /* N/A */
u_int8_t long_operation_status; /* N/A */
u_int8_t res22; /* N/A */
/* flash ROM information */
u_int8_t flash_type; /* N/A */
u_int8_t res23; /* N/A */
u_int16_t flash_size;
u_int32_t flash_maximum_age;
u_int32_t flash_age;
u_int8_t res24[4]; /* N/A */
char flash_name[16]; /* N/A */
/* firmware runtime information */
u_int8_t rebuild_rate;
u_int8_t background_init_rate;
u_int8_t init_rate;
u_int8_t consistency_check_rate;
u_int8_t res25[4]; /* N/A */
u_int32_t maximum_dp;
u_int32_t free_dp;
u_int32_t maximum_iop;
u_int32_t free_iop;
u_int16_t maximum_comb_length;
u_int16_t maximum_configuration_groups;
u_int8_t installation_abort:1;
u_int8_t maintenance:1;
u_int8_t res26:6; /* N/A */
u_int8_t res27[3]; /* N/A */
u_int8_t res28[32 + 512]; /* N/A */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.9.2 MDACIOCTL_GETLOGDEVINFOVALID
*/
struct mly_ioctl_getlogdevinfovalid {
u_int8_t res1; /* N/A */
u_int8_t channel;
u_int8_t target;
u_int8_t lun;
u_int8_t state; /* see 8.1 */
u_int8_t raid_level; /* see 8.2 */
u_int8_t stripe_size; /* see 8.3 */
u_int8_t cache_line_size; /* see 8.4 */
u_int8_t read_write_control; /* see 8.5 */
u_int8_t consistency_check:1;
u_int8_t rebuild:1;
u_int8_t make_consistent:1;
u_int8_t initialisation:1;
u_int8_t migration:1;
u_int8_t patrol:1;
u_int8_t res2:2; /* N/A */
u_int8_t ar5_limit;
u_int8_t ar5_algo;
u_int16_t logical_device_number;
u_int16_t bios_control;
/* erorr counters */
u_int16_t soft_errors; /* N/A */
u_int16_t commands_failed; /* N/A */
u_int16_t host_command_aborts; /* N/A */
u_int16_t deferred_write_errors; /* N/A */
u_int8_t res3[8]; /* N/A */
/* device size information */
u_int8_t res4[2]; /* N/A */
u_int16_t device_block_size;
u_int32_t original_device_size; /* N/A */
u_int32_t device_size; /* XXX "blocks or MB" Huh? */
u_int8_t res5[4]; /* N/A */
char device_name[32]; /* N/A */
u_int8_t inquiry[36];
u_int8_t res6[12]; /* N/A */
u_int64_t last_read_block; /* N/A */
u_int64_t last_written_block; /* N/A */
u_int64_t consistency_check_block;
u_int64_t rebuild_block;
u_int64_t make_consistent_block;
u_int64_t initialisation_block;
u_int64_t migration_block;
u_int64_t patrol_block; /* N/A */
u_int8_t res7[64]; /* N/A */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.10.2 MDACIOCTL_GETPHYSDEVINFOVALID: Data Format
*/
struct mly_ioctl_getphysdevinfovalid {
u_int8_t res1;
u_int8_t channel;
u_int8_t target;
u_int8_t lun;
u_int8_t raid_ft:1; /* configuration status */
u_int8_t res2:1; /* N/A */
u_int8_t local:1;
u_int8_t res3:5;
u_int8_t host_dead:1; /* multiple host/controller status *//* N/A */
u_int8_t host_connection_dead:1; /* N/A */
u_int8_t res4:6; /* N/A */
u_int8_t state; /* see 8.1 */
u_int8_t width;
u_int16_t speed;
/* multiported physical device information */
u_int8_t ports_available; /* N/A */
u_int8_t ports_inuse; /* N/A */
u_int8_t res5[4];
u_int8_t ether_address[16]; /* N/A */
u_int16_t command_tags;
u_int8_t consistency_check:1; /* N/A */
u_int8_t rebuild:1; /* N/A */
u_int8_t make_consistent:1; /* N/A */
u_int8_t initialisation:1;
u_int8_t migration:1; /* N/A */
u_int8_t patrol:1; /* N/A */
u_int8_t res6:2;
u_int8_t long_operation_status; /* N/A */
u_int8_t parity_errors;
u_int8_t soft_errors;
u_int8_t hard_errors;
u_int8_t miscellaneous_errors;
u_int8_t command_timeouts; /* N/A */
u_int8_t retries; /* N/A */
u_int8_t aborts; /* N/A */
u_int8_t PFAs_detected; /* N/A */
u_int8_t res7[6];
u_int16_t block_size;
u_int32_t original_device_size; /* XXX "blocks or MB" Huh? */
u_int32_t device_size; /* XXX "blocks or MB" Huh? */
u_int8_t res8[4];
char name[16]; /* N/A */
u_int8_t res9[16 + 32];
u_int8_t inquiry[36];
u_int8_t res10[12 + 16];
u_int64_t last_read_block; /* N/A */
u_int64_t last_written_block; /* N/A */
u_int64_t consistency_check_block; /* N/A */
u_int64_t rebuild_block; /* N/A */
u_int64_t make_consistent_block; /* N/A */
u_int64_t initialisation_block; /* N/A */
u_int64_t migration_block; /* N/A */
u_int64_t patrol_block; /* N/A */
u_int8_t res11[256];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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union mly_devinfo {
struct mly_ioctl_getlogdevinfovalid logdev;
struct mly_ioctl_getphysdevinfovalid physdev;
};
/*
* 21.11.2 MDACIOCTL_GETPHYSDEVSTATISTICS: Data Format
* 21.12.2 MDACIOCTL_GETLOGDEVSTATISTICS: Data Format
*/
struct mly_ioctl_getdevstatistics {
u_int32_t uptime_ms; /* getphysedevstatistics only */
u_int8_t res1[5]; /* N/A */
u_int8_t channel;
u_int8_t target;
u_int8_t lun;
u_int16_t raid_device; /* getlogdevstatistics only */
u_int8_t res2[2]; /* N/A */
/* total read/write performance including cache data */
u_int32_t total_reads;
u_int32_t total_writes;
u_int32_t total_read_size;
u_int32_t total_write_size;
/* cache read/write performance */
u_int32_t cache_reads; /* N/A */
u_int32_t cache_writes; /* N/A */
u_int32_t cache_read_size; /* N/A */
u_int32_t cache_write_size; /* N/A */
/* commands active/wait information */
u_int32_t command_waits_done; /* N/A */
u_int16_t active_commands; /* N/A */
u_int16_t waiting_commands; /* N/A */
u_int8_t res3[8]; /* N/A */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.13.2 MDACIOCTL_GETCONTROLLERSTATISTICS: Data Format
*/
struct mly_ioctl_getcontrollerstatistics {
u_int32_t uptime_ms; /* N/A */
u_int8_t res1[12]; /* N/A */
/* target physical device performance data information */
u_int32_t target_physical_device_interrupts; /* N/A */
u_int32_t target_physical_device_stray_interrupts; /* N/A */
u_int8_t res2[8]; /* N/A */
u_int32_t target_physical_device_reads; /* N/A */
u_int32_t target_physical_device_writes; /* N/A */
u_int32_t target_physical_device_read_size; /* N/A */
u_int32_t target_physical_device_write_size; /* N/A */
/* host system performance data information */
u_int32_t host_system_interrupts; /* N/A */
u_int32_t host_system_stray_interrupts; /* N/A */
u_int32_t host_system_sent_interrupts; /* N/A */
u_int8_t res3[4]; /* N/A */
u_int32_t physical_device_reads; /* N/A */
u_int32_t physical_device_writes; /* N/A */
u_int32_t physical_device_read_size; /* N/A */
u_int32_t physical_device_write_size; /* N/A */
u_int32_t physical_device_cache_reads; /* N/A */
u_int32_t physical_device_cache_writes; /* N/A */
u_int32_t physical_device_cache_read_size; /* N/A */
u_int32_t physical_device_cache_write_size; /* N/A */
u_int32_t logical_device_reads; /* N/A */
u_int32_t logical_device_writes; /* N/A */
u_int32_t logical_device_read_size; /* N/A */
u_int32_t logical_device_write_size; /* N/A */
u_int32_t logical_device_cache_reads; /* N/A */
u_int32_t logical_device_cache_writes; /* N/A */
u_int32_t logical_device_cache_read_size; /* N/A */
u_int32_t logical_device_cache_write_size; /* N/A */
u_int16_t target_physical_device_commands_active; /* N/A */
u_int16_t target_physical_device_commands_waiting; /* N/A */
u_int16_t host_system_commands_active; /* N/A */
u_int16_t host_system_commands_waiting; /* N/A */
u_int8_t res4[48 + 64]; /* N/A */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.2 MDACIOCTL_SETRAIDDEVSTATE
*/
struct mly_ioctl_param_setraiddevstate {
u_int8_t state;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 21.27.2 MDACIOCTL_GETBDT_FOR_SYSDRIVE: Data Format
*/
#define MLY_MAX_BDT_ENTRIES 1022
struct mly_ioctl_getbdt_for_sysdrive {
u_int32_t num_of_bdt_entries;
u_int32_t bad_data_block_address[MLY_MAX_BDT_ENTRIES];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 22.1 Physical Device Definition (PDD)
*/
struct mly_pdd {
u_int8_t type; /* see 8.2 */
u_int8_t state; /* see 8.1 */
u_int16_t raid_device;
u_int32_t device_size; /* XXX "block or MB" Huh? */
u_int8_t controller;
u_int8_t channel;
u_int8_t target;
u_int8_t lun;
u_int32_t start_address;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 22.2 RAID Device Use Definition (UDD)
*/
struct mly_udd {
u_int8_t res1;
u_int8_t state; /* see 8.1 */
u_int16_t raid_device;
u_int32_t start_address;
use __packed.
2002-09-23 18:54:32 +00:00
} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* RAID Device Definition (LDD)
*/
struct mly_ldd {
u_int8_t type; /* see 8.2 */
u_int8_t state; /* see 8.1 */
u_int16_t raid_device;
u_int32_t device_size; /* XXX "block or MB" Huh? */
u_int8_t devices_used_count;
u_int8_t stripe_size; /* see 8.3 */
u_int8_t cache_line_size; /* see 8.4 */
u_int8_t read_write_control; /* see 8.5 */
u_int32_t devices_used_size; /* XXX "block or MB" Huh? */
u_int16_t devices_used[32]; /* XXX actual size of this field unknown! */
use __packed.
2002-09-23 18:54:32 +00:00
} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*
* Define a datastructure giving the smallest allocation that will hold
* a PDD, UDD or LDD for MDACIOCTL_GETDEVCONFINFO.
*/
struct mly_devconf_hdr {
u_int8_t type; /* see 8.2 */
u_int8_t state; /* see 8.1 */
u_int16_t raid_device;
};
union mly_ioctl_devconfinfo {
struct mly_pdd pdd;
struct mly_udd udd;
struct mly_ldd ldd;
struct mly_devconf_hdr hdr;
};
/*
* 22.3 MDACIOCTL_RENAMERAIDDEV
*
* XXX this command is listed as transferring data, but does not define the data.
*/
struct mly_ioctl_param_renameraiddev {
u_int8_t new_raid_device;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 23.6.2 MDACIOCTL_XLATEPHYSDEVTORAIDDEV
*
* XXX documentation suggests this format will change
*/
struct mly_ioctl_param_xlatephysdevtoraiddev {
u_int16_t raid_device;
u_int8_t res1[2];
u_int8_t controller;
u_int8_t channel;
u_int8_t target;
u_int8_t lun;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 23.7 MDACIOCTL_GETGROUPCONFINFO
*/
struct mly_ioctl_param_getgroupconfinfo {
u_int16_t group;
u_int8_t res1[8];
union mly_command_transfer transfer;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 23.9.2 MDACIOCTL_GETFREESPACELIST: Data Format
*
* The controller will populate as much of this structure as is provided,
* or as is required to fully list the free space available.
*/
struct mly_ioctl_getfreespacelist_entry {
u_int16_t raid_device;
u_int8_t res1[6];
u_int32_t address; /* XXX "blocks or MB" Huh? */
u_int32_t size; /* XXX "blocks or MB" Huh? */
use __packed.
2002-09-23 18:54:32 +00:00
} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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struct mly_ioctl_getfrespacelist {
u_int16_t returned_entries;
u_int16_t total_entries;
u_int8_t res1[12];
struct mly_ioctl_getfreespacelist_entry space[0]; /* expand to suit */
use __packed.
2002-09-23 18:54:32 +00:00
} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*
* 27.1 MDACIOCTL_GETSUBSYSTEMDATA
* 27.2 MDACIOCTL_SETSUBSYSTEMDATA
*
* PCI controller only supports a limited subset of the possible operations.
*
* XXX where does the status end up? (the command transfers no data)
*/
struct mly_ioctl_param_subsystemdata {
u_int8_t operation:4;
#define MLY_BBU_GETSTATUS 0x00
#define MLY_BBU_SET_THRESHOLD 0x00 /* minutes in param[0,1] */
u_int8_t subsystem:4;
#define MLY_SUBSYSTEM_BBU 0x01
u_int parameter[3]; /* only for SETSUBSYSTEMDATA */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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struct mly_ioctl_getsubsystemdata_bbustatus {
u_int16_t current_power;
u_int16_t maximum_power;
u_int16_t power_threshold;
u_int8_t charge_level;
u_int8_t hardware_version;
u_int8_t battery_type;
#define MLY_BBU_TYPE_UNKNOWN 0x00
#define MLY_BBU_TYPE_NICAD 0x01
#define MLY_BBU_TYPE_MISSING 0xfe
u_int8_t res1;
u_int8_t operation_status;
#define MLY_BBU_STATUS_NO_SYNC 0x01
#define MLY_BBU_STATUS_OUT_OF_SYNC 0x02
#define MLY_BBU_STATUS_FIRST_WARNING 0x04
#define MLY_BBU_STATUS_SECOND_WARNING 0x08
#define MLY_BBU_STATUS_RECONDITIONING 0x10
#define MLY_BBU_STATUS_DISCHARGING 0x20
#define MLY_BBU_STATUS_FASTCHARGING 0x40
u_int8_t res2;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 28.9 MDACIOCTL_RESETDEVICE
* 28.10 MDACIOCTL_FLUSHDEVICEDATA
* 28.11 MDACIOCTL_PAUSEDEVICE
* 28.12 MDACIOCTL_UNPAUSEDEVICE
*/
struct mly_ioctl_param_deviceoperation {
u_int8_t operation_device; /* see 14.3 */
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
2000-08-23 03:22:41 +00:00
/*
* 31.1 Event Data Format
*/
struct mly_event {
u_int32_t sequence_number;
u_int32_t timestamp;
u_int32_t code;
u_int8_t controller;
u_int8_t channel;
u_int8_t target; /* also enclosure */
u_int8_t lun; /* also enclosure unit */
u_int8_t res1[4];
u_int32_t param;
u_int8_t sense[40];
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 31.2 MDACIOCTL_GETEVENT
*/
struct mly_ioctl_param_getevent {
u_int16_t sequence_number_low;
u_int8_t res1[8];
union mly_command_transfer transfer;
use __packed.
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} __packed;
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union mly_ioctl_param {
struct mly_ioctl_param_data data;
struct mly_ioctl_param_setmemorymailbox setmemorymailbox;
struct mly_ioctl_param_setraiddevstate setraiddevstate;
struct mly_ioctl_param_renameraiddev renameraiddev;
struct mly_ioctl_param_xlatephysdevtoraiddev xlatephysdevtoraiddev;
struct mly_ioctl_param_getgroupconfinfo getgroupconfinfo;
struct mly_ioctl_param_subsystemdata subsystemdata;
struct mly_ioctl_param_deviceoperation deviceoperation;
struct mly_ioctl_param_getevent getevent;
};
/*
* 19 SCSI Command Format
*/
struct mly_command_address_physical {
u_int8_t lun;
u_int8_t target;
u_int8_t channel:3;
u_int8_t controller:5;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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struct mly_command_address_logical {
u_int16_t logdev;
u_int8_t res1:3;
u_int8_t controller:5;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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union mly_command_address {
struct mly_command_address_physical phys;
struct mly_command_address_logical log;
};
struct mly_command_generic {
u_int16_t command_id;
u_int8_t opcode;
struct mly_command_control command_control;
u_int32_t data_size;
u_int64_t sense_buffer_address;
union mly_command_address addr;
struct mly_timeout timeout;
u_int8_t maximum_sense_size;
u_int8_t res1[11];
union mly_command_transfer transfer;
use __packed.
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} __packed;
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/*
* 19.1 MDACMD_SCSI & MDACMD_SCSIPT
*/
#define MLY_CMD_SCSI_SMALL_CDB 10
struct mly_command_scsi_small {
u_int16_t command_id;
u_int8_t opcode;
struct mly_command_control command_control;
u_int32_t data_size;
u_int64_t sense_buffer_address;
union mly_command_address addr;
struct mly_timeout timeout;
u_int8_t maximum_sense_size;
u_int8_t cdb_length;
u_int8_t cdb[MLY_CMD_SCSI_SMALL_CDB];
union mly_command_transfer transfer;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 19.2 MDACMD_SCSILC & MDACMD_SCSILCPT
*/
struct mly_command_scsi_large {
u_int16_t command_id;
u_int8_t opcode;
struct mly_command_control command_control;
u_int32_t data_size;
u_int64_t sense_buffer_address;
union mly_command_address addr;
struct mly_timeout timeout;
u_int8_t maximum_sense_size;
u_int8_t cdb_length;
u_int16_t res1;
u_int64_t cdb_physaddr;
union mly_command_transfer transfer;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* 20.1 IOCTL Command Format: Internal Bus
*/
struct mly_command_ioctl {
u_int16_t command_id;
u_int8_t opcode;
struct mly_command_control command_control;
u_int32_t data_size;
u_int64_t sense_buffer_address;
union mly_command_address addr;
struct mly_timeout timeout;
u_int8_t maximum_sense_size;
u_int8_t sub_ioctl;
union mly_ioctl_param param;
use __packed.
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} __packed;
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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/*
* PG6: 8.2.2
*/
struct mly_command_mmbox {
u_int32_t flag;
u_int8_t data[60];
use __packed.
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} __packed;
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union mly_command_packet {
struct mly_command_generic generic;
struct mly_command_scsi_small scsi_small;
struct mly_command_scsi_large scsi_large;
struct mly_command_ioctl ioctl;
struct mly_command_mmbox mmbox;
};
/*
* PG6: 5.3
*/
#define MLY_I960RX_COMMAND_MAILBOX 0x10
#define MLY_I960RX_STATUS_MAILBOX 0x18
#define MLY_I960RX_IDBR 0x20
#define MLY_I960RX_ODBR 0x2c
#define MLY_I960RX_ERROR_STATUS 0x2e
#define MLY_I960RX_INTERRUPT_STATUS 0x30
#define MLY_I960RX_INTERRUPT_MASK 0x34
#define MLY_STRONGARM_COMMAND_MAILBOX 0x50
#define MLY_STRONGARM_STATUS_MAILBOX 0x58
#define MLY_STRONGARM_IDBR 0x60
#define MLY_STRONGARM_ODBR 0x61
#define MLY_STRONGARM_ERROR_STATUS 0x63
#define MLY_STRONGARM_INTERRUPT_STATUS 0x30
#define MLY_STRONGARM_INTERRUPT_MASK 0x34
/*
* PG6: 5.4.3 Doorbell 0
*/
#define MLY_HM_CMDSENT (1<<0)
#define MLY_HM_STSACK (1<<1)
#define MLY_SOFT_RST (1<<3)
#define MLY_AM_CMDSENT (1<<4)
/*
* PG6: 5.4.4 Doorbell 1
*
* Note that the documentation claims that these bits are set when the
sys/dev: minor spelling fixes. Most affect comments, very few have user-visible effects.
2016-05-03 03:41:25 +00:00
* status queue(s) are empty, whereas the Linux driver and experience
This is the initial import of a new driver for the current family of PCI:SCSI RAID controllers from Mylex.
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* suggest they are set when there is status available.
*/
#define MLY_HM_STSREADY (1<<0)
#define MLY_AM_STSREADY (1<<1)
/*
* PG6: 5.4.6 Doorbell 3
*/
#define MLY_MSG_EMPTY (1<<3)
#define MLY_MSG_SPINUP 0x08
#define MLY_MSG_RACE_RECOVERY_FAIL 0x60
#define MLY_MSG_RACE_IN_PROGRESS 0x70
#define MLY_MSG_RACE_ON_CRITICAL 0xb0
#define MLY_MSG_PARITY_ERROR 0xf0
/*
* PG6: 5.4.8 Outbound Interrupt Mask
*/
#define MLY_INTERRUPT_MASK_DISABLE 0xff
#define MLY_INTERRUPT_MASK_ENABLE (0xff & ~(1<<2))
/*
* PG6: 8.2 Advanced Mailbox Scheme
*
* Note that this must be allocated on a 4k boundary, and all internal
* fields must also reside on a 4k boundary.
* We could dynamically size this structure, but the extra effort
* is probably unjustified. Note that these buffers do not need to be
* adjacent - we just group them to simplify allocation of the bus-visible
* buffer.
*
* XXX Note that for some reason, if MLY_MMBOX_COMMANDS is > 64, the controller
* fails to respond to the command at (MLY_MMBOX_COMMANDS - 64). It's not
* wrapping to 0 at this point (determined by experimentation). This is not
* consistent with the Linux driver's implementation.
* Whilst it's handy to have lots of room for status returns in case we end up
* being slow getting back to completed commands, it seems unlikely that we
* would get 64 commands ahead of the controller on the submissions side, so
* the current workaround is to simply limit the command ring to 64 entries.
*/
union mly_status_packet {
struct mly_status status;
struct {
u_int32_t flag;
u_int8_t data[4];
use __packed.
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} __packed mmbox;
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};
union mly_health_region {
struct mly_health_status status;
u_int8_t pad[1024];
};
#define MLY_MMBOX_COMMANDS 64
#define MLY_MMBOX_STATUS 512
struct mly_mmbox {
union mly_command_packet mmm_command[MLY_MMBOX_COMMANDS];
union mly_status_packet mmm_status[MLY_MMBOX_STATUS];
union mly_health_region mmm_health;
use __packed.
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} __packed;
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