/*- * Copyright (c) 1999 Michael Smith * 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. * * $FreeBSD$ */ /* * Selected command codes. */ #define MLX_CMD_ENQUIRY 0x53 #define MLX_CMD_ENQUIRY2 0x1c #define MLX_CMD_ENQSYSDRIVE 0x19 #define MLX_CMD_READOLDSG 0xb6 #define MLX_CMD_WRITEOLDSG 0xb7 #define MLX_CMD_FLUSH 0x0a #define MLX_CMD_LOGOP 0x72 #define MLX_CMD_REBUILDASYNC 0x16 #define MLX_CMD_CHECKASYNC 0x1e #define MLX_CMD_REBUILDSTAT 0x0c #define MLX_CMD_STOPCHANNEL 0x13 #define MLX_CMD_STARTCHANNEL 0x12 /* * Status values. */ #define MLX_STATUS_OK 0x0000 #define MLX_STATUS_RDWROFFLINE 0x0002 /* read/write claims drive is offline */ #define MLX_STATUS_WEDGED 0xdead /* controller not listening */ #define MLX_STATUS_BUSY 0xffff /* command is in controller */ /* * Accessor defines for the V3 interface. */ #define MLX_V3_MAILBOX 0x00 #define MLX_V3_STATUS_IDENT 0x0d #define MLX_V3_STATUS 0x0e #define MLX_V3_IDBR 0x40 #define MLX_V3_ODBR 0x41 #define MLX_V3_IER 0x43 #define MLX_V3_PUT_MAILBOX(sc, idx, val) bus_space_write_1(sc->mlx_btag, sc->mlx_bhandle, MLX_V3_MAILBOX + idx, val) #define MLX_V3_GET_STATUS_IDENT(sc) bus_space_read_1 (sc->mlx_btag, sc->mlx_bhandle, MLX_V3_STATUS_IDENT) #define MLX_V3_GET_STATUS(sc) bus_space_read_2 (sc->mlx_btag, sc->mlx_bhandle, MLX_V3_STATUS) #define MLX_V3_GET_IDBR(sc) bus_space_read_1 (sc->mlx_btag, sc->mlx_bhandle, MLX_V3_IDBR) #define MLX_V3_PUT_IDBR(sc, val) bus_space_write_1(sc->mlx_btag, sc->mlx_bhandle, MLX_V3_IDBR, val) #define MLX_V3_GET_ODBR(sc) bus_space_read_1 (sc->mlx_btag, sc->mlx_bhandle, MLX_V3_ODBR) #define MLX_V3_PUT_ODBR(sc, val) bus_space_write_1(sc->mlx_btag, sc->mlx_bhandle, MLX_V3_ODBR, val) #define MLX_V3_PUT_IER(sc, val) bus_space_write_1(sc->mlx_btag, sc->mlx_bhandle, MLX_V3_IER, val) #define MLX_V3_IDB_FULL (1<<0) /* mailbox is full */ #define MLX_V3_IDB_SACK (1<<1) /* acknowledge status read */ #define MLX_V3_ODB_SAVAIL (1<<0) /* status is available */ /* * Accessor defines for the V4 interface. */ #define MLX_V4_MAILBOX 0x1000 #define MLX_V4_STATUS_IDENT 0x1018 #define MLX_V4_STATUS 0x101a #define MLX_V4_IDBR 0x0020 #define MLX_V4_ODBR 0x002c #define MLX_V4_IER 0x0034 /* use longword access? */ #define MLX_V4_PUT_MAILBOX(sc, idx, val) bus_space_write_1(sc->mlx_btag, sc->mlx_bhandle, MLX_V4_MAILBOX + idx, val) #define MLX_V4_GET_STATUS_IDENT(sc) bus_space_read_1 (sc->mlx_btag, sc->mlx_bhandle, MLX_V4_STATUS_IDENT) #define MLX_V4_GET_STATUS(sc) bus_space_read_2 (sc->mlx_btag, sc->mlx_bhandle, MLX_V4_STATUS) #define MLX_V4_GET_IDBR(sc) bus_space_read_4 (sc->mlx_btag, sc->mlx_bhandle, MLX_V4_IDBR) #define MLX_V4_PUT_IDBR(sc, val) bus_space_write_4(sc->mlx_btag, sc->mlx_bhandle, MLX_V4_IDBR, val) #define MLX_V4_GET_ODBR(sc) bus_space_read_4 (sc->mlx_btag, sc->mlx_bhandle, MLX_V4_ODBR) #define MLX_V4_PUT_ODBR(sc, val) bus_space_write_4(sc->mlx_btag, sc->mlx_bhandle, MLX_V4_ODBR, val) #define MLX_V4_PUT_IER(sc, val) bus_space_write_4(sc->mlx_btag, sc->mlx_bhandle, MLX_V4_IER, val) #define MLX_V4_IDB_FULL (1<<0) /* mailbox is full */ #define MLX_V4_IDB_HWMBOX_CMD (1<<0) /* posted hardware mailbox command */ #define MLX_V4_IDB_SACK (1<<1) /* acknowledge status read */ #define MLX_V4_IDB_MEMMBOX_CMD (1<<4) /* posted memory mailbox command */ #define MLX_V4_ODB_HWSAVAIL (1<<0) /* status is available for hardware mailbox */ #define MLX_V4_ODB_MEMSAVAIL (1<<1) /* status is available for memory mailbox */ #define MLX_V4_ODB_HWMBOX_ACK (1<<0) /* ack status read from hardware mailbox */ #define MLX_V4_ODB_MEMMBOX_ACK (1<<1) /* ack status read from memory mailbox */ #define MLX_V4_IER_MASK 0xfb /* message unit interrupt mask */ #define MLX_V4_IER_DISINT (1<<2) /* interrupt disable bit */ /* * Scatter-gather list format, type 1, kind 00. */ struct mlx_sgentry { u_int32_t sg_addr; u_int32_t sg_count; } __attribute__ ((packed)); /* * Command result buffers, as placed in system memory by the controller. */ struct mlx_enquiry /* MLX_CMD_ENQUIRY */ { u_int8_t me_num_sys_drvs; u_int8_t res1[3]; u_int32_t me_drvsize[32]; u_int16_t me_flash_age; u_int8_t me_status_flags; #define MLX_ENQ_SFLAG_DEFWRERR (1<<0) /* deferred write error indicator */ #define MLX_ENQ_SFLAG_BATTLOW (1<<1) /* battery low */ u_int8_t res2; u_int8_t me_fwminor; u_int8_t me_fwmajor; u_int8_t me_rebuild_flag; u_int8_t me_max_commands; u_int8_t me_offline_sd_count; u_int8_t res3; u_int16_t me_event_log_seq_num; u_int8_t me_critical_sd_count; u_int8_t res4[3]; u_int8_t me_dead_count; u_int8_t res5; u_int8_t me_rebuild_count; u_int8_t me_misc_flags; #define MLX_ENQ_MISC_BBU (1<<3) /* battery backup present */ struct { u_int8_t dd_targ; u_int8_t dd_chan; } __attribute__ ((packed)) me_dead[20]; } __attribute__ ((packed)); struct mlx_enquiry2 /* MLX_CMD_ENQUIRY2 */ { u_int32_t me_hardware_id; u_int32_t me_firmware_id; u_int32_t res1; u_int8_t me_configured_channels; u_int8_t me_actual_channels; u_int8_t me_max_targets; u_int8_t me_max_tags; u_int8_t me_max_sys_drives; u_int8_t me_max_arms; u_int8_t me_max_spans; u_int8_t res2; u_int32_t res3; u_int32_t me_mem_size; u_int32_t me_cache_size; u_int32_t me_flash_size; u_int32_t me_nvram_size; u_int16_t me_mem_type; u_int16_t me_clock_speed; u_int16_t me_mem_speed; u_int16_t me_hardware_speed; u_int8_t res4[10]; u_int16_t me_max_commands; u_int16_t me_max_sg; u_int16_t me_max_dp; u_int16_t me_max_iod; u_int16_t me_max_comb; u_int8_t me_latency; u_int8_t res5; u_int8_t me_scsi_timeout; u_int8_t res6; u_int16_t me_min_freelines; u_int8_t res7[8]; u_int8_t me_rate_const; u_int8_t res8[11]; u_int16_t me_physblk; u_int16_t me_logblk; u_int16_t me_maxblk; u_int16_t me_blocking_factor; u_int16_t me_cacheline; u_int8_t me_scsi_cap; u_int8_t res9[5]; u_int16_t me_fimware_build; u_int8_t me_fault_mgmt_type; u_int8_t res10; u_int32_t me_firmware_features; u_int8_t res11[8]; } __attribute__ ((packed)); struct mlx_enq_sys_drive /* MLX_CMD_ENQSYSDRIVE returns an array of 32 of these */ { u_int32_t sd_size; u_int8_t sd_state; u_int8_t sd_raidlevel; u_int16_t res1; } __attribute__ ((packed)); struct mlx_eventlog_entry /* MLX_CMD_LOGOP/MLX_LOGOP_GET */ { u_int8_t el_type; u_int8_t el_length; u_char el_target:5; u_char el_channel:3; u_char el_lun:6; u_char res1:2; u_int16_t el_seqno; u_char el_errorcode:7; u_char el_valid:1; u_int8_t el_segment; u_char el_sensekey:4; u_char res2:1; u_char el_ILI:1; u_char el_EOM:1; u_char el_filemark:1; u_int8_t el_information[4]; u_int8_t el_addsense; u_int8_t el_csi[4]; u_int8_t el_asc; u_int8_t el_asq; u_int8_t res3[12]; } __attribute__ ((packed)); #define MLX_LOGOP_GET 0x00 /* operation codes for MLX_CMD_LOGOP */ #define MLX_LOGMSG_SENSE 0x00 /* log message contents codes */ struct mlx_rebuild_stat /* MLX_CMD_REBUILDSTAT */ { u_int32_t rb_drive; u_int32_t rb_size; u_int32_t rb_remaining; } __attribute__ ((packed));