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freebsd/sys/dev/ahci/ahci.h
Konstantin Belousov 43d5c9f65a Complete r277100: add AHCI_Q_ABAR0 tp AHCI_Q_BIT_STRING. 
Noted and reviewed by:	smh
MFC after:	6 days
2015-01-13 09:50:15 +00:00

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/*-
* Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
* Copyright (c) 2009-2012 Alexander Motin <mav@FreeBSD.org>
* 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.
*
* $FreeBSD$
*/
/* ATA register defines */
#define ATA_DATA 0 /* (RW) data */
#define ATA_FEATURE 1 /* (W) feature */
#define ATA_F_DMA 0x01 /* enable DMA */
#define ATA_F_OVL 0x02 /* enable overlap */
#define ATA_COUNT 2 /* (W) sector count */
#define ATA_SECTOR 3 /* (RW) sector # */
#define ATA_CYL_LSB 4 /* (RW) cylinder# LSB */
#define ATA_CYL_MSB 5 /* (RW) cylinder# MSB */
#define ATA_DRIVE 6 /* (W) Sector/Drive/Head */
#define ATA_D_LBA 0x40 /* use LBA addressing */
#define ATA_D_IBM 0xa0 /* 512 byte sectors, ECC */
#define ATA_COMMAND 7 /* (W) command */
#define ATA_ERROR 8 /* (R) error */
#define ATA_E_ILI 0x01 /* illegal length */
#define ATA_E_NM 0x02 /* no media */
#define ATA_E_ABORT 0x04 /* command aborted */
#define ATA_E_MCR 0x08 /* media change request */
#define ATA_E_IDNF 0x10 /* ID not found */
#define ATA_E_MC 0x20 /* media changed */
#define ATA_E_UNC 0x40 /* uncorrectable data */
#define ATA_E_ICRC 0x80 /* UDMA crc error */
#define ATA_E_ATAPI_SENSE_MASK 0xf0 /* ATAPI sense key mask */
#define ATA_IREASON 9 /* (R) interrupt reason */
#define ATA_I_CMD 0x01 /* cmd (1) | data (0) */
#define ATA_I_IN 0x02 /* read (1) | write (0) */
#define ATA_I_RELEASE 0x04 /* released bus (1) */
#define ATA_I_TAGMASK 0xf8 /* tag mask */
#define ATA_STATUS 10 /* (R) status */
#define ATA_ALTSTAT 11 /* (R) alternate status */
#define ATA_S_ERROR 0x01 /* error */
#define ATA_S_INDEX 0x02 /* index */
#define ATA_S_CORR 0x04 /* data corrected */
#define ATA_S_DRQ 0x08 /* data request */
#define ATA_S_DSC 0x10 /* drive seek completed */
#define ATA_S_SERVICE 0x10 /* drive needs service */
#define ATA_S_DWF 0x20 /* drive write fault */
#define ATA_S_DMA 0x20 /* DMA ready */
#define ATA_S_READY 0x40 /* drive ready */
#define ATA_S_BUSY 0x80 /* busy */
#define ATA_CONTROL 12 /* (W) control */
#define ATA_A_IDS 0x02 /* disable interrupts */
#define ATA_A_RESET 0x04 /* RESET controller */
#define ATA_A_4BIT 0x08 /* 4 head bits */
#define ATA_A_HOB 0x80 /* High Order Byte enable */
/* SATA register defines */
#define ATA_SSTATUS 13
#define ATA_SS_DET_MASK 0x0000000f
#define ATA_SS_DET_NO_DEVICE 0x00000000
#define ATA_SS_DET_DEV_PRESENT 0x00000001
#define ATA_SS_DET_PHY_ONLINE 0x00000003
#define ATA_SS_DET_PHY_OFFLINE 0x00000004
#define ATA_SS_SPD_MASK 0x000000f0
#define ATA_SS_SPD_NO_SPEED 0x00000000
#define ATA_SS_SPD_GEN1 0x00000010
#define ATA_SS_SPD_GEN2 0x00000020
#define ATA_SS_SPD_GEN3 0x00000040
#define ATA_SS_IPM_MASK 0x00000f00
#define ATA_SS_IPM_NO_DEVICE 0x00000000
#define ATA_SS_IPM_ACTIVE 0x00000100
#define ATA_SS_IPM_PARTIAL 0x00000200
#define ATA_SS_IPM_SLUMBER 0x00000600
#define ATA_SS_IPM_DEVSLEEP 0x00000800
#define ATA_SERROR 14
#define ATA_SE_DATA_CORRECTED 0x00000001
#define ATA_SE_COMM_CORRECTED 0x00000002
#define ATA_SE_DATA_ERR 0x00000100
#define ATA_SE_COMM_ERR 0x00000200
#define ATA_SE_PROT_ERR 0x00000400
#define ATA_SE_HOST_ERR 0x00000800
#define ATA_SE_PHY_CHANGED 0x00010000
#define ATA_SE_PHY_IERROR 0x00020000
#define ATA_SE_COMM_WAKE 0x00040000
#define ATA_SE_DECODE_ERR 0x00080000
#define ATA_SE_PARITY_ERR 0x00100000
#define ATA_SE_CRC_ERR 0x00200000
#define ATA_SE_HANDSHAKE_ERR 0x00400000
#define ATA_SE_LINKSEQ_ERR 0x00800000
#define ATA_SE_TRANSPORT_ERR 0x01000000
#define ATA_SE_UNKNOWN_FIS 0x02000000
#define ATA_SE_EXCHANGED 0x04000000
#define ATA_SCONTROL 15
#define ATA_SC_DET_MASK 0x0000000f
#define ATA_SC_DET_IDLE 0x00000000
#define ATA_SC_DET_RESET 0x00000001
#define ATA_SC_DET_DISABLE 0x00000004
#define ATA_SC_SPD_MASK 0x000000f0
#define ATA_SC_SPD_NO_SPEED 0x00000000
#define ATA_SC_SPD_SPEED_GEN1 0x00000010
#define ATA_SC_SPD_SPEED_GEN2 0x00000020
#define ATA_SC_SPD_SPEED_GEN3 0x00000040
#define ATA_SC_IPM_MASK 0x00000f00
#define ATA_SC_IPM_NONE 0x00000000
#define ATA_SC_IPM_DIS_PARTIAL 0x00000100
#define ATA_SC_IPM_DIS_SLUMBER 0x00000200
#define ATA_SC_IPM_DIS_DEVSLEEP 0x00000400
#define ATA_SACTIVE 16
#define AHCI_MAX_PORTS 32
#define AHCI_MAX_SLOTS 32
#define AHCI_MAX_IRQS 16
/* SATA AHCI v1.0 register defines */
#define AHCI_CAP 0x00
#define AHCI_CAP_NPMASK 0x0000001f
#define AHCI_CAP_SXS 0x00000020
#define AHCI_CAP_EMS 0x00000040
#define AHCI_CAP_CCCS 0x00000080
#define AHCI_CAP_NCS 0x00001F00
#define AHCI_CAP_NCS_SHIFT 8
#define AHCI_CAP_PSC 0x00002000
#define AHCI_CAP_SSC 0x00004000
#define AHCI_CAP_PMD 0x00008000
#define AHCI_CAP_FBSS 0x00010000
#define AHCI_CAP_SPM 0x00020000
#define AHCI_CAP_SAM 0x00080000
#define AHCI_CAP_ISS 0x00F00000
#define AHCI_CAP_ISS_SHIFT 20
#define AHCI_CAP_SCLO 0x01000000
#define AHCI_CAP_SAL 0x02000000
#define AHCI_CAP_SALP 0x04000000
#define AHCI_CAP_SSS 0x08000000
#define AHCI_CAP_SMPS 0x10000000
#define AHCI_CAP_SSNTF 0x20000000
#define AHCI_CAP_SNCQ 0x40000000
#define AHCI_CAP_64BIT 0x80000000
#define AHCI_GHC 0x04
#define AHCI_GHC_AE 0x80000000
#define AHCI_GHC_MRSM 0x00000004
#define AHCI_GHC_IE 0x00000002
#define AHCI_GHC_HR 0x00000001
#define AHCI_IS 0x08
#define AHCI_PI 0x0c
#define AHCI_VS 0x10
#define AHCI_CCCC 0x14
#define AHCI_CCCC_TV_MASK 0xffff0000
#define AHCI_CCCC_TV_SHIFT 16
#define AHCI_CCCC_CC_MASK 0x0000ff00
#define AHCI_CCCC_CC_SHIFT 8
#define AHCI_CCCC_INT_MASK 0x000000f8
#define AHCI_CCCC_INT_SHIFT 3
#define AHCI_CCCC_EN 0x00000001
#define AHCI_CCCP 0x18
#define AHCI_EM_LOC 0x1C
#define AHCI_EM_CTL 0x20
#define AHCI_EM_MR 0x00000001
#define AHCI_EM_TM 0x00000100
#define AHCI_EM_RST 0x00000200
#define AHCI_EM_LED 0x00010000
#define AHCI_EM_SAFTE 0x00020000
#define AHCI_EM_SES2 0x00040000
#define AHCI_EM_SGPIO 0x00080000
#define AHCI_EM_SMB 0x01000000
#define AHCI_EM_XMT 0x02000000
#define AHCI_EM_ALHD 0x04000000
#define AHCI_EM_PM 0x08000000
#define AHCI_CAP2 0x24
#define AHCI_CAP2_BOH 0x00000001
#define AHCI_CAP2_NVMP 0x00000002
#define AHCI_CAP2_APST 0x00000004
#define AHCI_CAP2_SDS 0x00000008
#define AHCI_CAP2_SADM 0x00000010
#define AHCI_CAP2_DESO 0x00000020
#define AHCI_OFFSET 0x100
#define AHCI_STEP 0x80
#define AHCI_P_CLB 0x00
#define AHCI_P_CLBU 0x04
#define AHCI_P_FB 0x08
#define AHCI_P_FBU 0x0c
#define AHCI_P_IS 0x10
#define AHCI_P_IE 0x14
#define AHCI_P_IX_DHR 0x00000001
#define AHCI_P_IX_PS 0x00000002
#define AHCI_P_IX_DS 0x00000004
#define AHCI_P_IX_SDB 0x00000008
#define AHCI_P_IX_UF 0x00000010
#define AHCI_P_IX_DP 0x00000020
#define AHCI_P_IX_PC 0x00000040
#define AHCI_P_IX_MP 0x00000080
#define AHCI_P_IX_PRC 0x00400000
#define AHCI_P_IX_IPM 0x00800000
#define AHCI_P_IX_OF 0x01000000
#define AHCI_P_IX_INF 0x04000000
#define AHCI_P_IX_IF 0x08000000
#define AHCI_P_IX_HBD 0x10000000
#define AHCI_P_IX_HBF 0x20000000
#define AHCI_P_IX_TFE 0x40000000
#define AHCI_P_IX_CPD 0x80000000
#define AHCI_P_CMD 0x18
#define AHCI_P_CMD_ST 0x00000001
#define AHCI_P_CMD_SUD 0x00000002
#define AHCI_P_CMD_POD 0x00000004
#define AHCI_P_CMD_CLO 0x00000008
#define AHCI_P_CMD_FRE 0x00000010
#define AHCI_P_CMD_CCS_MASK 0x00001f00
#define AHCI_P_CMD_CCS_SHIFT 8
#define AHCI_P_CMD_ISS 0x00002000
#define AHCI_P_CMD_FR 0x00004000
#define AHCI_P_CMD_CR 0x00008000
#define AHCI_P_CMD_CPS 0x00010000
#define AHCI_P_CMD_PMA 0x00020000
#define AHCI_P_CMD_HPCP 0x00040000
#define AHCI_P_CMD_MPSP 0x00080000
#define AHCI_P_CMD_CPD 0x00100000
#define AHCI_P_CMD_ESP 0x00200000
#define AHCI_P_CMD_FBSCP 0x00400000
#define AHCI_P_CMD_APSTE 0x00800000
#define AHCI_P_CMD_ATAPI 0x01000000
#define AHCI_P_CMD_DLAE 0x02000000
#define AHCI_P_CMD_ALPE 0x04000000
#define AHCI_P_CMD_ASP 0x08000000
#define AHCI_P_CMD_ICC_MASK 0xf0000000
#define AHCI_P_CMD_NOOP 0x00000000
#define AHCI_P_CMD_ACTIVE 0x10000000
#define AHCI_P_CMD_PARTIAL 0x20000000
#define AHCI_P_CMD_SLUMBER 0x60000000
#define AHCI_P_CMD_DEVSLEEP 0x80000000
#define AHCI_P_TFD 0x20
#define AHCI_P_SIG 0x24
#define AHCI_P_SSTS 0x28
#define AHCI_P_SCTL 0x2c
#define AHCI_P_SERR 0x30
#define AHCI_P_SACT 0x34
#define AHCI_P_CI 0x38
#define AHCI_P_SNTF 0x3C
#define AHCI_P_FBS 0x40
#define AHCI_P_FBS_EN 0x00000001
#define AHCI_P_FBS_DEC 0x00000002
#define AHCI_P_FBS_SDE 0x00000004
#define AHCI_P_FBS_DEV 0x00000f00
#define AHCI_P_FBS_DEV_SHIFT 8
#define AHCI_P_FBS_ADO 0x0000f000
#define AHCI_P_FBS_ADO_SHIFT 12
#define AHCI_P_FBS_DWE 0x000f0000
#define AHCI_P_FBS_DWE_SHIFT 16
#define AHCI_P_DEVSLP 0x44
#define AHCI_P_DEVSLP_ADSE 0x00000001
#define AHCI_P_DEVSLP_DSP 0x00000002
#define AHCI_P_DEVSLP_DETO 0x000003fc
#define AHCI_P_DEVSLP_DETO_SHIFT 2
#define AHCI_P_DEVSLP_MDAT 0x00007c00
#define AHCI_P_DEVSLP_MDAT_SHIFT 10
#define AHCI_P_DEVSLP_DITO 0x01ff8000
#define AHCI_P_DEVSLP_DITO_SHIFT 15
#define AHCI_P_DEVSLP_DM 0x0e000000
#define AHCI_P_DEVSLP_DM_SHIFT 25
/* Just to be sure, if building as module. */
#if MAXPHYS < 512 * 1024
#undef MAXPHYS
#define MAXPHYS 512 * 1024
#endif
/* Pessimistic prognosis on number of required S/G entries */
#define AHCI_SG_ENTRIES (roundup(btoc(MAXPHYS) + 1, 8))
/* Command list. 32 commands. First, 1Kbyte aligned. */
#define AHCI_CL_OFFSET 0
#define AHCI_CL_SIZE 32
/* Command tables. Up to 32 commands, Each, 128byte aligned. */
#define AHCI_CT_OFFSET (AHCI_CL_OFFSET + AHCI_CL_SIZE * AHCI_MAX_SLOTS)
#define AHCI_CT_SIZE (128 + AHCI_SG_ENTRIES * 16)
/* Total main work area. */
#define AHCI_WORK_SIZE (AHCI_CT_OFFSET + AHCI_CT_SIZE * ch->numslots)
struct ahci_dma_prd {
u_int64_t dba;
u_int32_t reserved;
u_int32_t dbc; /* 0 based */
#define AHCI_PRD_MASK 0x003fffff /* max 4MB */
#define AHCI_PRD_MAX (AHCI_PRD_MASK + 1)
#define AHCI_PRD_IPC (1U << 31)
} __packed;
struct ahci_cmd_tab {
u_int8_t cfis[64];
u_int8_t acmd[32];
u_int8_t reserved[32];
struct ahci_dma_prd prd_tab[AHCI_SG_ENTRIES];
} __packed;
struct ahci_cmd_list {
u_int16_t cmd_flags;
#define AHCI_CMD_ATAPI 0x0020
#define AHCI_CMD_WRITE 0x0040
#define AHCI_CMD_PREFETCH 0x0080
#define AHCI_CMD_RESET 0x0100
#define AHCI_CMD_BIST 0x0200
#define AHCI_CMD_CLR_BUSY 0x0400
u_int16_t prd_length; /* PRD entries */
u_int32_t bytecount;
u_int64_t cmd_table_phys; /* 128byte aligned */
} __packed;
/* misc defines */
#define ATA_IRQ_RID 0
#define ATA_INTR_FLAGS (INTR_MPSAFE|INTR_TYPE_BIO|INTR_ENTROPY)
struct ata_dmaslot {
bus_dmamap_t data_map; /* data DMA map */
int nsegs; /* Number of segs loaded */
};
/* structure holding DMA related information */
struct ata_dma {
bus_dma_tag_t work_tag; /* workspace DMA tag */
bus_dmamap_t work_map; /* workspace DMA map */
uint8_t *work; /* workspace */
bus_addr_t work_bus; /* bus address of work */
bus_dma_tag_t rfis_tag; /* RFIS list DMA tag */
bus_dmamap_t rfis_map; /* RFIS list DMA map */
uint8_t *rfis; /* FIS receive area */
bus_addr_t rfis_bus; /* bus address of rfis */
bus_dma_tag_t data_tag; /* data DMA tag */
};
enum ahci_slot_states {
AHCI_SLOT_EMPTY,
AHCI_SLOT_LOADING,
AHCI_SLOT_RUNNING,
AHCI_SLOT_EXECUTING
};
struct ahci_slot {
struct ahci_channel *ch; /* Channel */
u_int8_t slot; /* Number of this slot */
enum ahci_slot_states state; /* Slot state */
union ccb *ccb; /* CCB occupying slot */
struct ata_dmaslot dma; /* DMA data of this slot */
struct callout timeout; /* Execution timeout */
};
struct ahci_device {
int revision;
int mode;
u_int bytecount;
u_int atapi;
u_int tags;
u_int caps;
};
struct ahci_led {
device_t dev; /* Device handle */
struct cdev *led;
uint8_t num; /* Number of this led */
uint8_t state; /* State of this led */
};
#define AHCI_NUM_LEDS 3
/* structure describing an ATA channel */
struct ahci_channel {
device_t dev; /* Device handle */
int unit; /* Physical channel */
struct resource *r_mem; /* Memory of this channel */
struct resource *r_irq; /* Interrupt of this channel */
void *ih; /* Interrupt handle */
struct ata_dma dma; /* DMA data */
struct cam_sim *sim;
struct cam_path *path;
uint32_t caps; /* Controller capabilities */
uint32_t caps2; /* Controller capabilities */
uint32_t chcaps; /* Channel capabilities */
uint32_t chscaps; /* Channel sleep capabilities */
uint16_t vendorid; /* Vendor ID from the bus */
uint16_t deviceid; /* Device ID from the bus */
uint16_t subvendorid; /* Subvendor ID from the bus */
uint16_t subdeviceid; /* Subdevice ID from the bus */
int quirks;
int numslots; /* Number of present slots */
int pm_level; /* power management level */
int devices; /* What is present */
int pm_present; /* PM presence reported */
int fbs_enabled; /* FIS-based switching enabled */
union ccb *hold[AHCI_MAX_SLOTS];
struct ahci_slot slot[AHCI_MAX_SLOTS];
uint32_t oslots; /* Occupied slots */
uint32_t rslots; /* Running slots */
uint32_t aslots; /* Slots with atomic commands */
uint32_t eslots; /* Slots in error */
uint32_t toslots; /* Slots in timeout */
int lastslot; /* Last used slot */
int taggedtarget; /* Last tagged target */
int numrslots; /* Number of running slots */
int numrslotspd[16];/* Number of running slots per dev */
int numtslots; /* Number of tagged slots */
int numtslotspd[16];/* Number of tagged slots per dev */
int numhslots; /* Number of held slots */
int recoverycmd; /* Our READ LOG active */
int fatalerr; /* Fatal error happend */
int resetting; /* Hard-reset in progress. */
int resetpolldiv; /* Hard-reset poll divider. */
int listening; /* SUD bit is cleared. */
int wrongccs; /* CCS field in CMD was wrong */
union ccb *frozen; /* Frozen command */
struct callout pm_timer; /* Power management events */
struct callout reset_timer; /* Hard-reset timeout */
struct ahci_device user[16]; /* User-specified settings */
struct ahci_device curr[16]; /* Current settings */
struct mtx_padalign mtx; /* state lock */
STAILQ_HEAD(, ccb_hdr) doneq; /* queue of completed CCBs */
int batch; /* doneq is in use */
};
struct ahci_enclosure {
device_t dev; /* Device handle */
struct resource *r_memc; /* Control register */
struct resource *r_memt; /* Transmit buffer */
struct resource *r_memr; /* Recieve buffer */
struct cam_sim *sim;
struct cam_path *path;
struct mtx mtx; /* state lock */
struct ahci_led leds[AHCI_MAX_PORTS * 3];
uint32_t capsem; /* Controller capabilities */
uint8_t status[AHCI_MAX_PORTS][4]; /* ArrayDev statuses */
int quirks;
int channels;
int ichannels;
};
/* structure describing a AHCI controller */
struct ahci_controller {
device_t dev;
bus_dma_tag_t dma_tag;
int r_rid;
uint16_t vendorid; /* Vendor ID from the bus */
uint16_t deviceid; /* Device ID from the bus */
uint16_t subvendorid; /* Subvendor ID from the bus */
uint16_t subdeviceid; /* Subdevice ID from the bus */
struct resource *r_mem;
struct rman sc_iomem;
struct ahci_controller_irq {
struct ahci_controller *ctlr;
struct resource *r_irq;
void *handle;
int r_irq_rid;
int mode;
#define AHCI_IRQ_MODE_ALL 0
#define AHCI_IRQ_MODE_AFTER 1
#define AHCI_IRQ_MODE_ONE 2
} irqs[AHCI_MAX_IRQS];
uint32_t caps; /* Controller capabilities */
uint32_t caps2; /* Controller capabilities */
uint32_t capsem; /* Controller capabilities */
uint32_t emloc; /* EM buffer location */
int quirks;
int numirqs;
int channels;
int ichannels;
int ccc; /* CCC timeout */
int cccv; /* CCC vector */
int direct; /* Direct command completion */
int msi; /* MSI interupts */
struct {
void (*function)(void *);
void *argument;
} interrupt[AHCI_MAX_PORTS];
};
enum ahci_err_type {
AHCI_ERR_NONE, /* No error */
AHCI_ERR_INVALID, /* Error detected by us before submitting. */
AHCI_ERR_INNOCENT, /* Innocent victim. */
AHCI_ERR_TFE, /* Task File Error. */
AHCI_ERR_SATA, /* SATA error. */
AHCI_ERR_TIMEOUT, /* Command execution timeout. */
AHCI_ERR_NCQ, /* NCQ command error. CCB should be put on hold
* until READ LOG executed to reveal error. */
};
/* macros to hide busspace uglyness */
#define ATA_INB(res, offset) \
bus_read_1((res), (offset))
#define ATA_INW(res, offset) \
bus_read_2((res), (offset))
#define ATA_INL(res, offset) \
bus_read_4((res), (offset))
#define ATA_INSW(res, offset, addr, count) \
bus_read_multi_2((res), (offset), (addr), (count))
#define ATA_INSW_STRM(res, offset, addr, count) \
bus_read_multi_stream_2((res), (offset), (addr), (count))
#define ATA_INSL(res, offset, addr, count) \
bus_read_multi_4((res), (offset), (addr), (count))
#define ATA_INSL_STRM(res, offset, addr, count) \
bus_read_multi_stream_4((res), (offset), (addr), (count))
#define ATA_OUTB(res, offset, value) \
bus_write_1((res), (offset), (value))
#define ATA_OUTW(res, offset, value) \
bus_write_2((res), (offset), (value))
#define ATA_OUTL(res, offset, value) \
bus_write_4((res), (offset), (value))
#define ATA_OUTSW(res, offset, addr, count) \
bus_write_multi_2((res), (offset), (addr), (count))
#define ATA_OUTSW_STRM(res, offset, addr, count) \
bus_write_multi_stream_2((res), (offset), (addr), (count))
#define ATA_OUTSL(res, offset, addr, count) \
bus_write_multi_4((res), (offset), (addr), (count))
#define ATA_OUTSL_STRM(res, offset, addr, count) \
bus_write_multi_stream_4((res), (offset), (addr), (count))
#define AHCI_Q_NOFORCE 1
#define AHCI_Q_NOPMP 2
#define AHCI_Q_NONCQ 4
#define AHCI_Q_1CH 8
#define AHCI_Q_2CH 0x10
#define AHCI_Q_4CH 0x20
#define AHCI_Q_EDGEIS 0x40
#define AHCI_Q_SATA2 0x80
#define AHCI_Q_NOBSYRES 0x100
#define AHCI_Q_NOAA 0x200
#define AHCI_Q_NOCOUNT 0x400
#define AHCI_Q_ALTSIG 0x800
#define AHCI_Q_NOMSI 0x1000
#define AHCI_Q_ATI_PMP_BUG 0x2000
#define AHCI_Q_MAXIO_64K 0x4000
#define AHCI_Q_SATA1_UNIT0 0x8000 /* need better method for this */
#define AHCI_Q_ABAR0 0x10000
#define AHCI_Q_BIT_STRING \
"\020" \
"\001NOFORCE" \
"\002NOPMP" \
"\003NONCQ" \
"\0041CH" \
"\0052CH" \
"\0064CH" \
"\007EDGEIS" \
"\010SATA2" \
"\011NOBSYRES" \
"\012NOAA" \
"\013NOCOUNT" \
"\014ALTSIG" \
"\015NOMSI" \
"\016ATI_PMP_BUG" \
"\017MAXIO_64K" \
"\020SATA1_UNIT0" \
"\021ABAR0"
int ahci_attach(device_t dev);
int ahci_detach(device_t dev);
int ahci_setup_interrupt(device_t dev);
int ahci_print_child(device_t dev, device_t child);
struct resource *ahci_alloc_resource(device_t dev, device_t child, int type, int *rid,
u_long start, u_long end, u_long count, u_int flags);
int ahci_release_resource(device_t dev, device_t child, int type, int rid,
struct resource *r);
int ahci_setup_intr(device_t dev, device_t child, struct resource *irq,
int flags, driver_filter_t *filter, driver_intr_t *function,
void *argument, void **cookiep);
int ahci_teardown_intr(device_t dev, device_t child, struct resource *irq,
void *cookie);
int ahci_child_location_str(device_t dev, device_t child, char *buf,
size_t buflen);
bus_dma_tag_t ahci_get_dma_tag(device_t dev, device_t child);
int ahci_ctlr_reset(device_t dev);
int ahci_ctlr_setup(device_t dev);
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