/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2007 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SATA_H #define _SATA_H #pragma ident "%Z%%M% %I% %E% SMI" #ifdef __cplusplus extern "C" { #endif /* * Generic SATA Host Adapter Implementation */ #include #include #include #include #include /* Statistics counters */ struct sata_port_stats { uint64_t link_lost; /* event counter */ uint64_t link_established; /* event counter */ uint64_t device_attached; /* event counter */ uint64_t device_detached; /* event counter */ uint64_t port_reset; /* event counter */ uint64_t port_pwr_changed; /* event counter */ }; typedef struct sata_port_stats sata_port_stats_t; struct sata_drive_stats { uint64_t media_error; /* available ??? */ uint64_t drive_reset; /* event counter */ } sata_drv_stats_t; typedef struct sata_drive_stats sata_drive_stats_t; struct sata_ctrl_stats { uint64_t ctrl_reset; /* event counter */ uint64_t ctrl_pwr_change; /* event counter */ }; typedef struct sata_ctrl_stats sata_ctrl_stats_t; /* * SATA HBA instance info structure */ struct sata_hba_inst { dev_info_t *satahba_dip; /* this HBA instance devinfo */ struct sata_hba_inst *satahba_next; /* ptr to next sata_hba_inst */ struct sata_hba_inst *satahba_prev; /* ptr to prev sata_hba_inst */ struct scsi_hba_tran *satahba_scsi_tran; /* scsi_hba_tran */ struct sata_hba_tran *satahba_tran; /* sata_hba_tran */ kmutex_t satahba_mutex; /* sata hba cntrl mutex */ struct taskq *satahba_taskq; /* cmd completion task queue */ /* * HBA event flags: * SATA_EVNT_MAIN * SATA_EVNT_PWR_LEVEL_CHANGED * SATA_EVNT_SKIP */ uint_t satahba_event_flags; struct sata_cport_info *satahba_dev_port[SATA_MAX_CPORTS]; /* * DEVCTL open flag: * SATA_DEVCTL_SOPENED * SATA_DEVCTL_EXOPENED */ uint_t satahba_open_flag; /* shared open flag */ struct sata_ctrl_stats satahba_stats; /* HBA cntrl statistics */ uint_t satahba_attached; /* HBA attaching: */ /* 0 - not completed */ /* 1 - completed */ }; typedef struct sata_hba_inst sata_hba_inst_t; /* * SATA controller's device port info and state. * This structure is pointed to by the sata_hba_inst.satahba_dev_port[x] * where x is a device port number. * cport_state holds port state flags, defined in sata_hba.h file. * cport_event_flags holds SATA_EVNT_* flags defined in this file and in * sata_hba.h file. * cport_dev_type holds SATA_DTYPE_* types defined in sata_hba.h file. */ struct sata_cport_info { sata_address_t cport_addr; /* this port SATA address */ kmutex_t cport_mutex; /* port mutex */ /* * Port state flags * SATA_STATE_UNKNOWN * SATA_STATE_PROBING * SATA_STATE_PROBED * SATA_STATE_READY * SATA_PSTATE_PWRON * SATA_PSTATE_PWROFF * SATA_PSTATE_SHUTDOWN * SATA_PSTATE_FAILED */ uint32_t cport_state; /* * Port event flags: * SATA_EVNT_DEVICE_ATTACHED * SATA_EVNT_DEVICE_DETACHED * SATA_EVNT_LINK_LOST * SATA_EVNT_LINK_ESTABLISHED * SATA_EVNT_PORT_FAILED * SATA_EVNT_PWR_LEVEL_CHANGED */ uint32_t cport_event_flags; struct sata_port_scr cport_scr; /* Port status and ctrl regs */ /* * Attached device type: * SATA_DTYPE_NONE * SATA_DTYPE_ATADISK * SATA_DTYPE_ATAPICD * SATA_DTYPE_ATAPINONCD * SATA_DTYPE_PMULT * SATA_DTYPE_UNKNOWN */ uint32_t cport_dev_type; union { struct sata_drive_info *cport_sata_drive; /* Attached drive info */ struct sata_pmult_info *cport_sata_pmult; /* Attached Port Mult */ } cport_devp; /* lbolt value at link lost */ clock_t cport_link_lost_time; /* lbolt value @ dev attached */ clock_t cport_dev_attach_time; struct sata_port_stats cport_stats; /* Port statistics */ boolean_t cport_tgtnode_clean; /* Target node usable */ }; typedef struct sata_cport_info sata_cport_info_t; /* * Attached SATA drive info and state. * This structure is pointed to by sata_cport_info's cport_sata_drive field * when a drive is attached directly to a controller device port. */ struct sata_drive_info { sata_address_t satadrv_addr; /* this drive SATA address */ /* * Drive state flags * SATA_STATE_UNKNOWN * SATA_STATE_PROBING * SATA_STATE_PROBED * SATA_STATE_READY * SATA_DSTATE_PWR_ACTIVE * SATA_DSTATE_PWR_IDLE * SATA_DSTATE_RESET * SATA_DSTATE_FAILED */ uint32_t satadrv_state; /* * drive event flags: * SATA_EVNT_DRIVE_RESET */ uint32_t satadrv_event_flags; /* * Attached device type: * SATA_DTYPE_ATADISK * SATA_DTYPE_ATAPICD * SATA_DTYPE_ATAPINONCD */ uint32_t satadrv_type; uint32_t satadrv_status_reg; /* drive status reg */ uint32_t satadrv_error_reg; /* drive error reg */ uint16_t satadrv_features_support; /* drive features support */ uint16_t satadrv_queue_depth; /* drive queue depth */ uint16_t satadrv_settings; /* drive settings flags */ uint16_t satadrv_features_enabled; /* drive features enabled */ uint64_t satadrv_capacity; /* drive capacity */ sata_id_t satadrv_id; /* Device Identify Data */ struct sata_drive_stats satadrv_stats; /* drive statistics */ }; typedef struct sata_drive_info sata_drive_info_t; _NOTE(SCHEME_PROTECTS_DATA("unshared data", sata_drive_info)) /* Port Multiplier & host port info and state */ struct sata_pmult_info { sata_address_t pmult_addr; /* this PMult SATA Address */ kmutex_t pmult_mutex; /* pmult (host port) mutex */ /* * PMult state flags * SATA_STATE_UNKNOWN * SATA_STATE_PROBING * SATA_STATE_PROBED * SATA_STATE_READY * SATA_PSTATE_FAILED */ uint32_t pmult_state; uint32_t pmult_event_flags; /* Undefined for now */ struct sata_port_scr pmult_scr; /* Host port SCR block */ uint32_t pmult_num_dev_ports; /* Number of data ports */ struct sata_pmport_info *pmult_dev_port[SATA_MAX_PMPORTS - 1]; }; typedef struct sata_pmult_info sata_pmult_info_t; /* Port Multiplier's device port info & state */ struct sata_pmport_info { sata_address_t pmport_addr; /* this SATA port address */ kmutex_t pmport_mutex; /* pmult device port mutex */ /* * Port state flags * SATA_STATE_UNKNOWN * SATA_STATE_PROBING * SATA_STATE_PROBED * SATA_STATE_READY * SATA_PSTATE_PWRON * SATA_PSTATE_PWROFF * SATA_PSTATE_SHUTDOWN * SATA_PSTATE_FAILED */ uint32_t pmport_state; /* * Port event flags: * SATA_EVNT_DEVICE_ATTACHED * SATA_EVNT_DEVICE_DETACHED * SATA_EVNT_LINK_LOST * SATA_EVNT_LINK_ESTABLISHED * SATA_EVNT_PORT_FAILED * SATA_EVNT_PWR_LEVEL_CHANGED */ uint32_t pmport_event_flags; struct sata_port_scr pmport_scr; /* PMult device port scr */ /* * Attached device type: * SATA_DTYPE_NONE * SATA_DTYPE_ATADISK * SATA_DTYPE_ATAPICD * SATA_DTYPE_ATAPINONCD * SATA_DTYPE_UNKNOWN */ uint32_t pmport_dev_type; struct sata_drive_info *pmport_sata_drive; /* Attached drive info */ /* lbolt value at link lost */ clock_t pmport_link_lost_time; /* lbolt value @ dev attached */ clock_t pmport_dev_attach_time; struct sata_port_stats pmport_stats; /* Port statistics */ boolean_t pmport_tgtnode_clean; /* Target node usable */ }; typedef struct sata_pmport_info sata_pmport_info_t; /* * Port SSTATUS register (sata_port_scr sport_sstatus field). * Link bits are valid only in port active state. */ #define SATA_PORT_DEVLINK_UP 0x00000103 /* Link with dev established */ #define SATA_PORT_DEVLINK_UP_MASK 0x0000010F /* Mask for link bits */ /* * Port state clear mask (cport_state and pmport_state fields). * SATA_PSTATE_SHUTDOWN and power state are preserved. */ #define SATA_PORT_STATE_CLEAR_MASK (~(SATA_PSTATE_SHUTDOWN)) /* * Valid i.e.supported device types mask (cport_dev_type, satadrv_type, * pmult_dev_type fields). */ #define SATA_VALID_DEV_TYPE (SATA_DTYPE_ATADISK) /* only disks now */ /* * Device feature_support (satadrv_features_support) */ #define SATA_DEV_F_DMA 0x01 #define SATA_DEV_F_LBA28 0x02 #define SATA_DEV_F_LBA48 0x04 #define SATA_DEV_F_NCQ 0x08 #define SATA_DEV_F_SATA1 0x10 #define SATA_DEV_F_SATA2 0x20 #define SATA_DEV_F_TCQ 0x40 /* Non NCQ tagged queuing */ /* * Device features enabled (satadrv_features_enabled) */ #define SATA_DEV_F_E_TAGGED_QING 0x01 /* Tagged queuing enabled */ #define SATA_DEV_F_E_UNTAGGED_QING 0x02 /* Untagged queuing enabled */ /* * Drive settings flags (satdrv_settings) */ #define SATA_DEV_READ_AHEAD 0x0001 /* Read Ahead enabled */ #define SATA_DEV_WRITE_CACHE 0x0002 /* Write cache ON */ #define SATA_DEV_SERIAL_FEATURES 0x8000 /* Serial ATA feat. enabled */ #define SATA_DEV_ASYNCH_NOTIFY 0x2000 /* Asynch-event enabled */ /* * Internal event and flags. * These flags are set in the *_event_flags fields of various structures. * Events and lock flags defined below are used internally by the * SATA framework (they are not reported by SATA HBA drivers). */ #define SATA_EVNT_MAIN 0x80000000 #define SATA_EVNT_SKIP 0x40000000 #define SATA_EVNT_INPROC_DEVICE_RESET 0x08000000 #define SATA_EVNT_CLEAR_DEVICE_RESET 0x04000000 #define SATA_EVNT_TARGET_NODE_CLEANUP 0x00000100 /* * Lock flags - used to serialize configuration operations * on ports and devices. * SATA_EVNT_LOCK_PORT_BUSY is set by event daemon to prevent * simultaneous cfgadm operations. * SATA_APCTL_LOCK_PORT_BUSY is set by cfgadm ioctls to prevent * simultaneous event processing. */ #define SATA_EVNT_LOCK_PORT_BUSY 0x00800000 #define SATA_APCTL_LOCK_PORT_BUSY 0x00400000 /* Mask for port events */ #define SATA_EVNT_PORT_EVENTS (SATA_EVNT_DEVICE_ATTACHED | \ SATA_EVNT_DEVICE_DETACHED | \ SATA_EVNT_LINK_LOST | \ SATA_EVNT_LINK_ESTABLISHED | \ SATA_EVNT_PORT_FAILED | \ SATA_EVNT_TARGET_NODE_CLEANUP) /* Mask for drive events */ #define SATA_EVNT_DRIVE_EVENTS (SATA_EVNT_DEVICE_RESET | \ SATA_EVNT_INPROC_DEVICE_RESET) #define SATA_EVNT_CONTROLLER_EVENTS SATA_EVNT_PWR_LEVEL_CHANGED /* Delays and timeounts definitions */ #define SATA_EVNT_DAEMON_SLEEP_TIME 50000 /* 50 ms */ #define SATA_EVNT_DAEMON_TERM_TIMEOUT 100000 /* 100 ms */ #define SATA_EVNT_DAEMON_TERM_WAIT 60000000 /* 60 s */ #define SATA_EVNT_LINK_LOST_TIMEOUT 1000000 /* 1 s */ #define SATA_DEV_IDENTIFY_TIMEOUT 60000000 /* 60 s */ #define SATA_DEV_IDENTIFY_RETRY_DELAY 10000 /* 10 ms */ /* DEVICE IDENTIFY and device initialization retry delay */ #define SATA_DEV_IDENTIFY_RETRY 1 #define SATA_DEV_IDENTIFY_NORETRY 0 /* * sata_scsi's hba_open_flag: field indicating open devctl instance. * 0 = closed, 1 = shared open, 2 = exclusive open. */ #define SATA_DEVCTL_CLOSED 0 #define SATA_DEVCTL_SOPENED 1 #define SATA_DEVCTL_EXOPENED 2 /* * sata_pkt_txlate structure contains info about resources allocated * for the packet * Address of this structure is stored in scsi_pkt.pkt_ha_private and * in sata_pkt.sata_hba_private fields, so all three strucures are * cross-linked, with sata_pkt_txlate as a centerpiece. */ typedef struct sata_pkt_txlate { struct sata_hba_inst *txlt_sata_hba_inst; struct scsi_pkt *txlt_scsi_pkt; struct sata_pkt *txlt_sata_pkt; ddi_dma_handle_t txlt_buf_dma_handle; uint_t txlt_flags; /* data-in / data-out */ uint_t txlt_num_dma_win; /* number of DMA windows */ uint_t txlt_cur_dma_win; /* current DMA window */ /* cookies in the current DMA window */ uint_t txlt_curwin_num_dma_cookies; /* processed dma cookies in current DMA win */ uint_t txlt_curwin_processed_dma_cookies; size_t txlt_total_residue; ddi_dma_cookie_t txlt_dma_cookie; /* default dma cookie */ int txlt_dma_cookie_list_len; /* alloc list len */ ddi_dma_cookie_t *txlt_dma_cookie_list; /* dma cookie list */ int txlt_num_dma_cookies; /* dma cookies in list */ /* temporary buffer access handle */ ddi_acc_handle_t txlt_tmp_buf_handle; caddr_t txlt_tmp_buf; /* temp buffer address */ } sata_pkt_txlate_t; _NOTE(SCHEME_PROTECTS_DATA("unshared data", sata_pkt_txlate)) _NOTE(SCHEME_PROTECTS_DATA("unshared data", scsi_pkt)) /* * Additional scsi sense code definitions. * These definition should eventually be moved to scsi header files. */ #define SD_SCSI_NO_ADD_SENSE 0x00 #define SD_SCSI_LU_NOT_READY 0x04 #define SD_SCSI_WRITE_ERROR 0x0c #define SD_SCSI_UNREC_READ_ERROR 0x11 #define SD_SCSI_INVALID_COMMAND_CODE 0x20 #define SD_SCSI_LBA_OUT_OF_RANGE 0x21 #define SD_SCSI_INVALID_FIELD_IN_CDB 0x24 #define SD_SCSI_INVALID_FIELD_IN_PARAMETER_LIST 0x26 #define SD_SCSI_SAVING_PARAMS_NOT_SUP 0x39 /* SCSI defs missing from scsi headers */ /* Missing from sys/scsi/generic/commands.h */ #define SCMD_SYNCHRONIZE_CACHE_G1 0x91 /* * Missing from sys/scsi/impl/mode.h, although defined * in sys/scsi/targets/sddefs.h as MODEPAGE_ERR_RECOV */ #define MODEPAGE_RW_ERRRECOV 0x01 /* read/write recovery */ /* * Macros for accessing various structure fields */ #define SATA_TRAN(sata_hba_inst) \ sata_hba_inst->satahba_tran #define SATA_DIP(sata_hba_inst) \ sata_hba_inst->satahba_dip #define SATA_NUM_CPORTS(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_hba_num_cports #define SATA_QDEPTH(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_hba_qdepth #define SATA_FEATURES(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_hba_features_support #define SATA_DMA_ATTR(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_hba_dma_attr #define SATA_START_FUNC(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_start #define SATA_ABORT_FUNC(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_abort #define SATA_RESET_DPORT_FUNC(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_reset_dport #define SATA_PORT_DEACTIVATE_FUNC(sata_hba_inst) \ (sata_hba_inst->satahba_tran->sata_tran_hotplug_ops == NULL ? \ NULL : \ sata_hba_inst->satahba_tran->sata_tran_hotplug_ops->\ sata_tran_port_deactivate) #define SATA_PORT_ACTIVATE_FUNC(sata_hba_inst) \ (sata_hba_inst->satahba_tran->sata_tran_hotplug_ops == NULL ? \ NULL : \ sata_hba_inst->satahba_tran->sata_tran_hotplug_ops->\ sata_tran_port_activate) #define SATA_PROBE_PORT_FUNC(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_probe_port #define SATA_SELFTEST_FUNC(sata_hba_inst) \ sata_hba_inst->satahba_tran->sata_tran_selftest #define SATA_CPORT_MUTEX(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_mutex #define SATA_CPORT_INFO(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport] #define SATA_CPORT_STATE(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_state #define SATA_CPORT_EVENT_FLAGS(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_event_flags #define SATA_CPORT_SCR(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_scr #define SATA_CPORT_DEV_TYPE(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_dev_type #define SATA_CPORT_DRV_INFO(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_devp.cport_sata_drive #define SATA_CPORTINFO_DRV_TYPE(cportinfo) \ cportinfo->cport_dev_type #define SATA_CPORTINFO_DRV_INFO(cportinfo) \ cportinfo->cport_devp.cport_sata_drive #define SATA_CPORTINFO_PMULT_INFO(cportinfo) \ cportinfo->cport_devp.cport_sata_pmult #define SATA_PMULT_INFO(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->cport_devp.cport_sata_pmult #define SATA_NUM_PMPORTS(sata_hba_inst, cport) \ sata_hba_inst->satahba_dev_port[cport]->\ cport_devp.cport_sata_pmult->pmult_num_dev_ports #define SATA_PMPORT_INFO(sata_hba_inst, cport, pmport) \ sata_hba_inst->satahba_dev_port[cport]->\ cport_devp.cport_sata_pmult->pmult_dev_port[pmport] #define SATA_PMPORT_DRV_INFO(sata_hba_inst, cport, pmport) \ sata_hba_inst->satahba_dev_port[cport]->\ cport_devp.cport_sata_pmult->pmult_dev_port[pmport]->\ pmport_sata_drive #define SATA_PMPORT_STATE(sata_hba_inst, cport, pmport) \ sata_hba_inst->satahba_dev_port[cport]->\ cport_devp.cport_sata_pmult->pmult_dev_port[pmport]->pmport_state #define SATA_PMPORT_SCR(sata_hba_inst, cport, pmport) \ sata_hba_inst->satahba_dev_port[cport]->\ cport_devp.cport_sata_pmult->pmult_dev_port[pmport]->pmport_scr #define SATA_PMPORT_DEV_TYPE(sata_hba_inst, cport, pmport) \ sata_hba_inst->satahba_dev_port[cport]->\ cport_devp.cport_sata_pmult->pmult_dev_port[pmport]->pmport_dev_type #define SATA_TXLT_HBA_INST(spx) \ spx->txlt_sata_hba_inst #define SATA_TXLT_CPORT(spx) \ spx->txlt_sata_pkt->satapkt_device.satadev_addr.cport #define SATA_TXLT_CPORT_MUTEX(spx) \ spx->txlt_sata_hba_inst->\ satahba_dev_port[spx->txlt_sata_pkt->\ satapkt_device.satadev_addr.cport]->cport_mutex #define SATA_TXLT_TASKQ(spx) \ spx->txlt_sata_hba_inst->\ satahba_taskq /* * Minor number construction for devctl and attachment point nodes. * All necessary information has to be encoded in NBITSMINOR32 bits. * * Devctl node minor number: * ((controller_instance << SATA_CNTRL_INSTANCE_SHIFT) | SATA_DEVCTL_NODE) * * Attachment point node minor number has to include controller * instance (7 bits), controller port number (5 bits) and port multiplier * device port number (4 bits) and port multiplier device port * indicator (1 bit). Additionally, a single bit is used to * differentiate between attachment point node and device control node. * * Attachment point minor number: * ((controller_instance << SATA_CNTRL_INSTANCE_SHIFT) | SATA_AP_NODE | * [(port_multiplier_device_port << SATA_PMULT_PORT_SHIFT) | SATA_PMULT_AP] | * (controller_port)) * * 17 bits are used (if 64 instances of controllers are expected) * bit 18 is reserved for future use. * * -------------------------------------------------------- * |17|16|15|14|13|12|11|10 |09|08|07|06|05|04|03|02|01|00| * -------------------------------------------------------- * | R| c| c| c| c| c| c|a/d|pm|pp|pp|pp|pp|cp|cp|cp|cp|cp| * -------------------------------------------------------- * Where: * cp - device port number on the HBA SATA controller * pp - device port number on the port multiplier * pm - 0 - target attached to controller device port * 1 - target attached to port multiplier's device port * a/d - 0 - devctl node * 1 - attachment point node * c - controller number * R - reserved bit */ #define SATA_AP_NODE 0x400 /* Attachment Point node */ #define SATA_DEVCTL_NODE 0x000 /* DEVCTL node */ #define SATA_PMULT_AP 0x200 /* device on PMult port */ #define SATA_PMULT_PORT_SHIFT 5 #define SATA_CNTRL_INSTANCE_SHIFT 11 #define SATA_CPORT_MASK 0x1f /* 32 device ports */ #define SATA_PMULT_PORT_MASK 0xf /* 15 device ports */ #define SATA_CNTRL_INSTANCE_MASK 0x03F /* 64 controllers */ /* Macro for creating devctl node minor number */ #define SATA_MAKE_DEVCTL_MINOR(controller_instance) \ ((controller_instance << SATA_CNTRL_INSTANCE_SHIFT) | \ SATA_DEVCTL_NODE) /* Macro for creating an attachment point node minor number */ #define SATA_MAKE_AP_MINOR(cntrl_instance, cport, pmport, qual) \ (qual & (SATA_ADDR_PMPORT | SATA_ADDR_DPMPORT) ? \ (((cntrl_instance) << SATA_CNTRL_INSTANCE_SHIFT) | \ SATA_AP_NODE | SATA_PMULT_AP | \ (pmport << SATA_PMULT_PORT_SHIFT) | cport) : \ (((cntrl_instance) << SATA_CNTRL_INSTANCE_SHIFT) | \ SATA_AP_NODE | cport)) /* Macro retrieving controller number from a minor number */ #define SATA_MINOR2INSTANCE(minor) \ ((minor >> SATA_CNTRL_INSTANCE_SHIFT) & SATA_CNTRL_INSTANCE_MASK) /* * Macro for creating an attachment point number from sata address. * Address qualifier has to be one of: * SATA_ADDR_DCPORT, SATA_ADDR_DPMPORT, SATA_ADDR_CPORT or SATA_ADDR_PMPORT */ #define SATA_MAKE_AP_NUMBER(cport, pmport, qual) \ ((qual & (SATA_ADDR_PMPORT | SATA_ADDR_DPMPORT)) ? \ (SATA_PMULT_AP | (pmport << SATA_PMULT_PORT_SHIFT) | cport) : \ (cport)) /* * SCSI target number format * * ------------------------------- * | 9| 8| 7| 6| 5| 4| 3| 2| 1| 0| Bit number * ------------------------------- * |pm|pp|pp|pp|pp|cp|cp|cp|cp|cp| * ------------------------------- * Where: * cp - device port number on the HBA SATA controller * pp - device port number on the port multiplier * pm - 0 - target attached to controller device port * 1 - target attached to port multiplier's device port */ /* SATA ports to SCSI target number translation */ #define SATA_TO_SCSI_TARGET(cport, pmport, qual) \ (qual == SATA_ADDR_DCPORT ? cport : \ (cport | (pmport << SATA_PMULT_PORT_SHIFT) | SATA_PMULT_AP)) /* SCSI target number to SATA cntrl/pmport/cport translations */ #define SCSI_TO_SATA_CPORT(scsi_target) \ (scsi_target & SATA_CPORT_MASK) #define SCSI_TO_SATA_PMPORT(scsi_target) \ ((scsi_target >> SATA_PMULT_PORT_SHIFT) & SATA_PMULT_PORT_MASK) #define SCSI_TO_SATA_ADDR_QUAL(scsi_target) \ ((scsi_target & SATA_PMULT_AP) ? SATA_ADDR_DPMPORT : \ SATA_ADDR_DCPORT) /* Debug flags */ #if DEBUG #define SATA_DEBUG #define SATA_DBG_SCSI_IF 1 #define SATA_DBG_HBA_IF 2 #define SATA_DBG_NODES 4 #define SATA_DBG_IOCTL_IF 8 #define SATA_DBG_EVENTS 0x10 #define SATA_DBG_EVENTS_PROC 0x20 #define SATA_DBG_EVENTS_PROCPST 0x40 #define SATA_DBG_EVENTS_CNTRL 0x80 #define SATA_DBG_EVENTS_DAEMON 0x100 #define SATA_DBG_DMA_SETUP 0x400 #define SATA_DBG_DEV_SETTINGS 0x800 /* Debug macros */ #define SATADBG1(flag, sata, format, arg1) \ if (sata_debug_flags & (flag)) { \ sata_log(sata, CE_CONT, format, arg1); \ } #define SATADBG2(flag, sata, format, arg1, arg2) \ if (sata_debug_flags & (flag)) { \ sata_log(sata, CE_CONT, format, arg1, arg2); \ } #define SATADBG3(flag, sata, format, arg1, arg2, arg3) \ if (sata_debug_flags & (flag)) { \ sata_log(sata, CE_CONT, format, arg1, arg2, arg3); \ } #else #define SATADBG1(flag, dip, frmt, arg1) #define SATADBG2(flag, dip, frmt, arg1, arg2) #define SATADBG3(flag, dip, frmt, arg1, arg2, arg3) #endif #ifdef __cplusplus } #endif #endif /* _SATA_H */