diff options
Diffstat (limited to 'drivers/scsi/pm8001/pm80xx_hwi.h')
| -rw-r--r-- | drivers/scsi/pm8001/pm80xx_hwi.h | 98 |
1 files changed, 97 insertions, 1 deletions
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.h b/drivers/scsi/pm8001/pm80xx_hwi.h index 7a443bad6163..82b8cf581da9 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.h +++ b/drivers/scsi/pm8001/pm80xx_hwi.h @@ -229,6 +229,102 @@ #define IT_NEXUS_TIMEOUT 0x7D0 #define PORT_RECOVERY_TIMEOUT ((IT_NEXUS_TIMEOUT/100) + 30) +#ifdef __LITTLE_ENDIAN_BITFIELD +struct sas_identify_frame_local { + /* Byte 0 */ + u8 frame_type:4; + u8 dev_type:3; + u8 _un0:1; + + /* Byte 1 */ + u8 _un1; + + /* Byte 2 */ + union { + struct { + u8 _un20:1; + u8 smp_iport:1; + u8 stp_iport:1; + u8 ssp_iport:1; + u8 _un247:4; + }; + u8 initiator_bits; + }; + + /* Byte 3 */ + union { + struct { + u8 _un30:1; + u8 smp_tport:1; + u8 stp_tport:1; + u8 ssp_tport:1; + u8 _un347:4; + }; + u8 target_bits; + }; + + /* Byte 4 - 11 */ + u8 _un4_11[8]; + + /* Byte 12 - 19 */ + u8 sas_addr[SAS_ADDR_SIZE]; + + /* Byte 20 */ + u8 phy_id; + + u8 _un21_27[7]; + +} __packed; + +#elif defined(__BIG_ENDIAN_BITFIELD) +struct sas_identify_frame_local { + /* Byte 0 */ + u8 _un0:1; + u8 dev_type:3; + u8 frame_type:4; + + /* Byte 1 */ + u8 _un1; + + /* Byte 2 */ + union { + struct { + u8 _un247:4; + u8 ssp_iport:1; + u8 stp_iport:1; + u8 smp_iport:1; + u8 _un20:1; + }; + u8 initiator_bits; + }; + + /* Byte 3 */ + union { + struct { + u8 _un347:4; + u8 ssp_tport:1; + u8 stp_tport:1; + u8 smp_tport:1; + u8 _un30:1; + }; + u8 target_bits; + }; + + /* Byte 4 - 11 */ + u8 _un4_11[8]; + + /* Byte 12 - 19 */ + u8 sas_addr[SAS_ADDR_SIZE]; + + /* Byte 20 */ + u8 phy_id; + + u8 _un21_27[7]; +} __packed; +#else +#error "Bitfield order not defined!" +#endif + struct mpi_msg_hdr { __le32 header; /* Bits [11:0] - Message operation code */ /* Bits [15:12] - Message Category */ @@ -248,7 +344,7 @@ struct mpi_msg_hdr { struct phy_start_req { __le32 tag; __le32 ase_sh_lm_slr_phyid; - struct sas_identify_frame sas_identify; /* 28 Bytes */ + struct sas_identify_frame_local sas_identify; /* 28 Bytes */ __le32 spasti; u32 reserved[21]; } __attribute__((packed, aligned(4))); |