diff options
Diffstat (limited to 'sys/geom/raid/md_ddf.h')
| -rw-r--r-- | sys/geom/raid/md_ddf.h | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/sys/geom/raid/md_ddf.h b/sys/geom/raid/md_ddf.h new file mode 100644 index 0000000..2027d0c --- /dev/null +++ b/sys/geom/raid/md_ddf.h @@ -0,0 +1,345 @@ +/*- + * Copyright (c) 2012 Alexander Motin <mav@FreeBSD.org> + * Copyright (c) 2008 Scott Long + * 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, + * without modification, immediately at the beginning of the file. + * 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 ``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 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. + * + * $FreeBSD$ + */ + +#ifndef MD_DDF_H +#define MD_DDF_H + +/* Definitions from the SNIA DDF spec, rev 1.2/2.0 */ + +#define DDF_HEADER_LENGTH 512 +struct ddf_header { + uint32_t Signature; +#define DDF_HEADER_SIGNATURE 0xde11de11 + uint32_t CRC; + uint8_t DDF_Header_GUID[24]; + uint8_t DDF_rev[8]; + uint32_t Sequence_Number; + uint32_t TimeStamp; + uint8_t Open_Flag; +#define DDF_HEADER_CLOSED 0x00 +#define DDF_HEADER_OPENED_MASK 0x0f +#define DDF_HEADER_OPEN_ANCHOR 0xff + uint8_t Foreign_Flag; + uint8_t Diskgrouping; + uint8_t pad1[13]; + uint8_t Header_ext[32]; + uint64_t Primary_Header_LBA; + uint64_t Secondary_Header_LBA; + uint8_t Header_Type; +#define DDF_HEADER_ANCHOR 0x00 +#define DDF_HEADER_PRIMARY 0x01 +#define DDF_HEADER_SECONDARY 0x02 + uint8_t pad2[3]; + uint32_t WorkSpace_Length; + uint64_t WorkSpace_LBA; + uint16_t Max_PD_Entries; + uint16_t Max_VD_Entries; + uint16_t Max_Partitions; + uint16_t Configuration_Record_Length; + uint16_t Max_Primary_Element_Entries; + uint32_t Max_Mapped_Block_Entries; /* DDF 2.0 */ + uint8_t pad3[50]; + uint32_t cd_section; /* Controller_Data_Section */ + uint32_t cd_length; /* Controller_Data_Section_Length */ + uint32_t pdr_section; /* Physical_Drive_Records_Section */ + uint32_t pdr_length; /* Physical_Drive_Records_Length */ + uint32_t vdr_section; /* Virtual_Drive_Records_Section */ + uint32_t vdr_length; /* Virtual_Drive_Records_Length */ + uint32_t cr_section; /* Configuration_Records_Section */ + uint32_t cr_length; /* Configuration_Records_Length */ + uint32_t pdd_section; /* Physical_Drive_Data_Section */ + uint32_t pdd_length; /* Physical_Drive_Data_Length */ + uint32_t bbmlog_section; /* BBM_Log_Section */ + uint32_t bbmlog_length; /* BBM_Log_Section_Length */ + uint32_t Diagnostic_Space; + uint32_t Diagnostic_Space_Length; + uint32_t Vendor_Specific_Logs; + uint32_t Vendor_Specific_Logs_Length; + uint8_t pad4[256]; +} __packed; + +struct ddf_cd_record { + uint32_t Signature; +#define DDF_CONTROLLER_DATA_SIGNATURE 0xad111111 + uint32_t CRC; + uint8_t Controller_GUID[24]; + struct { + uint16_t Vendor_ID; + uint16_t Device_ID; + uint16_t SubVendor_ID; + uint16_t SubDevice_ID; + } Controller_Type __packed; + uint8_t Product_ID[16]; + uint8_t pad1[8]; + uint8_t Controller_Data[448]; +} __packed; + +struct ddf_device_scsi { + uint8_t Lun; + uint8_t Id; + uint8_t Channel; + uint8_t Path_Flags; +#define DDF_DEVICE_SCSI_FLAG_BROKEN (1 << 7) +} __packed; + +struct ddf_device_sas { + uint64_t Initiator_Path; +} __packed; + +union ddf_pathinfo { + struct { + struct ddf_device_scsi Path0; + struct ddf_device_scsi Path1; + uint8_t pad[10]; + } __packed scsi; + struct { + struct ddf_device_sas Path0; + struct ddf_device_sas Path1; + uint8_t Path0_Flags; + uint8_t Path1_Flags; +#define DDF_DEVICE_SAS_PHY_ID 0x7f +#define DDF_DEVICE_SAS_FLAG_BROKEN (1 << 7) + } __packed sas; +} __packed; + +struct ddf_pd_entry { + uint8_t PD_GUID[24]; + uint32_t PD_Reference; + uint16_t PD_Type; +#define DDF_PDE_GUID_FORCE (1 << 0) +#define DDF_PDE_PARTICIPATING (1 << 1) +#define DDF_PDE_GLOBAL_SPARE (1 << 2) +#define DDF_PDE_CONFIG_SPARE (1 << 3) +#define DDF_PDE_FOREIGN (1 << 4) +#define DDF_PDE_LEGACY (1 << 5) +#define DDF_PDE_TYPE_MASK (0x0f << 12) +#define DDF_PDE_UNKNOWN (0x00 << 12) +#define DDF_PDE_SCSI (0x01 << 12) +#define DDF_PDE_SAS (0x02 << 12) +#define DDF_PDE_SATA (0x03 << 12) +#define DDF_PDE_FC (0x04 << 12) + uint16_t PD_State; +#define DDF_PDE_ONLINE (1 << 0) +#define DDF_PDE_FAILED (1 << 1) +#define DDF_PDE_REBUILD (1 << 2) +#define DDF_PDE_TRANSITION (1 << 3) +#define DDF_PDE_PFA (1 << 4) +#define DDF_PDE_UNRECOVERED (1 << 5) +#define DDF_PDE_MISSING (1 << 6) + uint64_t Configured_Size; + union ddf_pathinfo Path_Information; + uint16_t Block_Size; /* DDF 2.0 */ + uint8_t pad1[4]; +} __packed; + +struct ddf_pd_record { + uint32_t Signature; +#define DDF_PDR_SIGNATURE 0x22222222 + uint32_t CRC; + uint16_t Populated_PDEs; + uint16_t Max_PDE_Supported; + uint8_t pad1[52]; + struct ddf_pd_entry entry[0]; +} __packed; + +struct ddf_vd_entry { + uint8_t VD_GUID[24]; + uint16_t VD_Number; + uint8_t pad1[2]; + uint16_t VD_Type; +#define DDF_VDE_SHARED (1 << 0) +#define DDF_VDE_ENFORCE_GROUP (1 << 1) +#define DDF_VDE_UNICODE_NAME (1 << 2) +#define DDF_VDE_OWNER_ID_VALID (1 << 3) + uint16_t Controller_GUID_CRC; + uint8_t VD_State; +#define DDF_VDE_OPTIMAL 0x00 +#define DDF_VDE_DEGRADED 0x01 +#define DDF_VDE_DELETED 0x02 +#define DDF_VDE_MISSING 0x03 +#define DDF_VDE_FAILED 0x04 +#define DDF_VDE_PARTIAL 0x05 +#define DDF_VDE_OFFLINE 0x06 +#define DDF_VDE_STATE_MASK 0x07 +#define DDF_VDE_MORPH (1 << 3) +#define DDF_VDE_DIRTY (1 << 4) + uint8_t Init_State; +#define DDF_VDE_UNINTIALIZED 0x00 +#define DDF_VDE_INIT_QUICK 0x01 +#define DDF_VDE_INIT_FULL 0x02 +#define DDF_VDE_INIT_MASK 0x03 +#define DDF_VDE_UACCESS_RW 0x00 +#define DDF_VDE_UACCESS_RO 0x80 +#define DDF_VDE_UACCESS_BLOCKED 0xc0 +#define DDF_VDE_UACCESS_MASK 0xc0 + uint8_t Drive_Failures_Remaining; /* DDF 2.0 */ + uint8_t pad2[13]; + uint8_t VD_Name[16]; +} __packed; + +struct ddf_vd_record { + uint32_t Signature; +#define DDF_VD_RECORD_SIGNATURE 0xdddddddd + uint32_t CRC; + uint16_t Populated_VDEs; + uint16_t Max_VDE_Supported; + uint8_t pad1[52]; + struct ddf_vd_entry entry[0]; +} __packed; + +#define DDF_CR_INVALID 0xffffffff + +struct ddf_vdc_record { + uint32_t Signature; +#define DDF_VDCR_SIGNATURE 0xeeeeeeee + uint32_t CRC; + uint8_t VD_GUID[24]; + uint32_t Timestamp; + uint32_t Sequence_Number; + uint8_t pad1[24]; + uint16_t Primary_Element_Count; + uint8_t Stripe_Size; + uint8_t Primary_RAID_Level; +#define DDF_VDCR_RAID0 0x00 +#define DDF_VDCR_RAID1 0x01 +#define DDF_VDCR_RAID3 0x03 +#define DDF_VDCR_RAID4 0x04 +#define DDF_VDCR_RAID5 0x05 +#define DDF_VDCR_RAID6 0x06 +#define DDF_VDCR_RAID1E 0x11 +#define DDF_VDCR_SINGLE 0x0f +#define DDF_VDCR_CONCAT 0x1f +#define DDF_VDCR_RAID5E 0x15 +#define DDF_VDCR_RAID5EE 0x25 + uint8_t RLQ; + uint8_t Secondary_Element_Count; + uint8_t Secondary_Element_Seq; + uint8_t Secondary_RAID_Level; + uint64_t Block_Count; + uint64_t VD_Size; + uint16_t Block_Size; /* DDF 2.0 */ + uint8_t Rotate_Parity_count; /* DDF 2.0 */ + uint8_t pad2[5]; + uint32_t Associated_Spares[8]; + uint64_t Cache_Flags; +#define DDF_VDCR_CACHE_WB (1 << 0) +#define DDF_VDCR_CACHE_WB_ADAPTIVE (1 << 1) +#define DDF_VDCR_CACHE_RA (1 << 2) +#define DDF_VDCR_CACHE_RA_ADAPTIVE (1 << 3) +#define DDF_VDCR_CACHE_WCACHE_NOBATTERY (1 << 4) +#define DDF_VDCR_CACHE_WCACHE_ALLOW (1 << 5) +#define DDF_VDCR_CACHE_RCACHE_ALLOW (1 << 6) +#define DDF_VDCR_CACHE_VENDOR (1 << 7) + uint8_t BG_Rate; + uint8_t pad3[3]; + uint8_t MDF_Parity_Disks; /* DDF 2.0 */ + uint16_t MDF_Parity_Generator_Polynomial; /* DDF 2.0 */ + uint8_t pad4; + uint8_t MDF_Constant_Generation_Method; /* DDF 2.0 */ + uint8_t pad5[47]; + uint8_t pad6[192]; + uint8_t V0[32]; + uint8_t V1[32]; + uint8_t V2[16]; + uint8_t V3[16]; + uint8_t Vendor_Scratch[32]; + uint32_t Physical_Disk_Sequence[0]; +} __packed; + +struct ddf_vuc_record { + uint32_t Signature; +#define DDF_VUCR_SIGNATURE 0x88888888 + uint32_t CRC; + uint8_t VD_GUID[24]; +} __packed; + +struct ddf_sa_entry { + uint8_t VD_GUID[24]; + uint16_t Secondary_Element; + uint8_t rsrvd2[6]; +} __packed; + +struct ddf_sa_record { + uint32_t Signature; +#define DDF_SA_SIGNATURE 0x55555555 + uint32_t CRC; + uint32_t Timestamp; + uint8_t pad1[7]; + uint8_t Spare_Type; +#define DDF_SAR_TYPE_DEDICATED (1 << 0) +#define DDF_SAR_TYPE_REVERTIBLE (1 << 1) +#define DDF_SAR_TYPE_ACTIVE (1 << 2) +#define DDF_SAR_TYPE_ENCL_AFFINITY (1 << 3) + uint16_t Populated_SAEs; + uint16_t MAX_SAE_Supported; + uint8_t pad2[8]; + struct ddf_sa_entry entry[0]; +} __packed; + +struct ddf_pdd_record { + uint32_t Signature; +#define DDF_PDD_SIGNATURE 0x33333333 + uint32_t CRC; + uint8_t PD_GUID[24]; + uint32_t PD_Reference; + uint8_t Forced_Ref_Flag; +#define DDF_PDD_FORCED_REF 0x01 + uint8_t Forced_PD_GUID_Flag; +#define DDF_PDD_FORCED_GUID 0x01 + uint8_t Vendor_Scratch[32]; + uint8_t pad2[442]; +} __packed; + +struct ddf_bbm_entry { + uint64_t Defective_Block_Start; + uint32_t Spare_Block_Offset; + uint16_t Remapped_Count; + uint8_t pad[2]; +}; + +struct ddf_bbm_log { + uint32_t Signature; +#define DDF_BBML_SIGNATURE 0xabadb10c + uint32_t CRC; + uint32_t Entry_Count; + uint32_t Spare_Block_Count; + uint8_t pad1[8]; + uint64_t First_Spare_LBA; + uint64_t Mapped_Block_Entry[0]; +} __packed; + +struct ddf_vendor_log { + uint32_t Signature; +#define DDF_VENDOR_LOG_SIGNATURE 0x01dbeef0 + uint32_t CRC; + uint64_t Log_Owner; + uint8_t pad1[16]; +} __packed; + +#endif |
