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authorLinus Torvalds <torvalds@linux-foundation.org>2008-01-25 13:57:26 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2008-01-25 13:57:26 -0800
commitf31c338675872875e24f124af0689131b0c72600 (patch)
treecf12b28d52da1675ab32871abd2db455ffbfe920 /include
parent0008bf54408d4c0637c24d34642f1038c299be95 (diff)
parent61a368c216897aa3bbee35b3f2e6db76ec73fad0 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (67 commits) ide: remove redundant DMA blacklist check from __ide_dma_on() ide: cleanup ide_set_dma() ide: remove redundant ->ide_dma_on call from set_using_dma() sc1200: move DMA timings to timing tables ide: add IDE_HFLAG_ABUSE_SET_DMA_MODE host flag sis5513: factor out UDMA programming code pdc202xx_new: move PIO programming code to pdcnew_set_pio_mode() ide: make 'extra' field in struct ide_port_info u8 ide: kill duplicate code in ide_dump_{ata,atapi}_status() ide-disk: use ide_get_lba_addr() ide: printk fix ide: add ide_tf_read() helper ide: fix registers loading order in ide_dump_ata_status() ide-disk: use do_rw_taskfile() (take 2) ide-disk: add ide_tf_set_cmd() helper ide-disk: extend timeout for PIO-in commands ide: remove 'handler' field from ide_task_t (take 2) ide: use ->data_phase to set ->handler in do_rw_taskfile() ide: convert do_rw_taskfile() to use ->data_phase ide: merge flagged_taskfile() into do_rw_taskfile() ...
Diffstat (limited to 'include')
-rw-r--r--include/asm-cris/arch-v10/ide.h5
-rw-r--r--include/asm-cris/arch-v32/ide.h5
-rw-r--r--include/asm-frv/ide.h6
-rw-r--r--include/asm-powerpc/ide.h3
-rw-r--r--include/linux/blkdev.h1
-rw-r--r--include/linux/hdreg.h64
-rw-r--r--include/linux/ide.h322
7 files changed, 138 insertions, 268 deletions
diff --git a/include/asm-cris/arch-v10/ide.h b/include/asm-cris/arch-v10/ide.h
index 78b301ed7b1..ea34e0d0a38 100644
--- a/include/asm-cris/arch-v10/ide.h
+++ b/include/asm-cris/arch-v10/ide.h
@@ -89,11 +89,6 @@ static inline void ide_init_default_hwifs(void)
}
}
-/* some configuration options we don't need */
-
-#undef SUPPORT_VLB_SYNC
-#define SUPPORT_VLB_SYNC 0
-
#endif /* __KERNEL__ */
#endif /* __ASMCRIS_IDE_H */
diff --git a/include/asm-cris/arch-v32/ide.h b/include/asm-cris/arch-v32/ide.h
index 11296170d05..fb9c3627a5b 100644
--- a/include/asm-cris/arch-v32/ide.h
+++ b/include/asm-cris/arch-v32/ide.h
@@ -48,11 +48,6 @@ static inline unsigned long ide_default_io_base(int index)
return REG_TYPE_CONV(unsigned long, reg_ata_rw_ctrl2, ctrl2);
}
-/* some configuration options we don't need */
-
-#undef SUPPORT_VLB_SYNC
-#define SUPPORT_VLB_SYNC 0
-
#define IDE_ARCH_ACK_INTR
#define ide_ack_intr(hwif) ((hwif)->ack_intr(hwif))
diff --git a/include/asm-frv/ide.h b/include/asm-frv/ide.h
index f0bd2cb250c..8c9a540d434 100644
--- a/include/asm-frv/ide.h
+++ b/include/asm-frv/ide.h
@@ -18,12 +18,6 @@
#include <asm/io.h>
#include <asm/irq.h>
-#undef SUPPORT_SLOW_DATA_PORTS
-#define SUPPORT_SLOW_DATA_PORTS 0
-
-#undef SUPPORT_VLB_SYNC
-#define SUPPORT_VLB_SYNC 0
-
#ifndef MAX_HWIFS
#define MAX_HWIFS 8
#endif
diff --git a/include/asm-powerpc/ide.h b/include/asm-powerpc/ide.h
index fd7f5a430f0..6d50310ecae 100644
--- a/include/asm-powerpc/ide.h
+++ b/include/asm-powerpc/ide.h
@@ -42,9 +42,6 @@ struct ide_machdep_calls {
extern struct ide_machdep_calls ppc_ide_md;
-#undef SUPPORT_SLOW_DATA_PORTS
-#define SUPPORT_SLOW_DATA_PORTS 0
-
#define IDE_ARCH_OBSOLETE_DEFAULTS
static __inline__ int ide_default_irq(unsigned long base)
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index d18ee67b40f..40ee1706caa 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -144,7 +144,6 @@ enum rq_cmd_type_bits {
* private REQ_LB opcodes to differentiate what type of request this is
*/
REQ_TYPE_ATA_CMD,
- REQ_TYPE_ATA_TASK,
REQ_TYPE_ATA_TASKFILE,
REQ_TYPE_ATA_PC,
};
diff --git a/include/linux/hdreg.h b/include/linux/hdreg.h
index 818c6afc109..ff43f8d6b5b 100644
--- a/include/linux/hdreg.h
+++ b/include/linux/hdreg.h
@@ -44,7 +44,9 @@
/* Bits for HD_ERROR */
#define MARK_ERR 0x01 /* Bad address mark */
+#define ILI_ERR 0x01 /* Illegal Length Indication (ATAPI) */
#define TRK0_ERR 0x02 /* couldn't find track 0 */
+#define EOM_ERR 0x02 /* End Of Media (ATAPI) */
#define ABRT_ERR 0x04 /* Command aborted */
#define MCR_ERR 0x08 /* media change request */
#define ID_ERR 0x10 /* ID field not found */
@@ -52,6 +54,7 @@
#define ECC_ERR 0x40 /* Uncorrectable ECC error */
#define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */
#define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */
+#define LFS_ERR 0xf0 /* Last Failed Sense (ATAPI) */
/* Bits of HD_NSECTOR */
#define CD 0x01
@@ -70,13 +73,13 @@
#define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8))
#define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8))
-#define IDE_DRIVE_TASK_INVALID -1
#define IDE_DRIVE_TASK_NO_DATA 0
+#ifndef __KERNEL__
+#define IDE_DRIVE_TASK_INVALID -1
#define IDE_DRIVE_TASK_SET_XFER 1
-
#define IDE_DRIVE_TASK_IN 2
-
#define IDE_DRIVE_TASK_OUT 3
+#endif
#define IDE_DRIVE_TASK_RAW_WRITE 4
/*
@@ -87,10 +90,10 @@
#ifndef __KERNEL__
#define IDE_TASKFILE_STD_OUT_FLAGS 0xFE
#define IDE_HOB_STD_OUT_FLAGS 0x3C
-#endif
typedef unsigned char task_ioreg_t;
typedef unsigned long sata_ioreg_t;
+#endif
typedef union ide_reg_valid_s {
unsigned all : 16;
@@ -116,8 +119,8 @@ typedef union ide_reg_valid_s {
} ide_reg_valid_t;
typedef struct ide_task_request_s {
- task_ioreg_t io_ports[8];
- task_ioreg_t hob_ports[8];
+ __u8 io_ports[8];
+ __u8 hob_ports[8]; /* bytes 6 and 7 are unused */
ide_reg_valid_t out_flags;
ide_reg_valid_t in_flags;
int data_phase;
@@ -133,36 +136,35 @@ typedef struct ide_ioctl_request_s {
} ide_ioctl_request_t;
struct hd_drive_cmd_hdr {
- task_ioreg_t command;
- task_ioreg_t sector_number;
- task_ioreg_t feature;
- task_ioreg_t sector_count;
+ __u8 command;
+ __u8 sector_number;
+ __u8 feature;
+ __u8 sector_count;
};
+#ifndef __KERNEL__
typedef struct hd_drive_task_hdr {
- task_ioreg_t data;
- task_ioreg_t feature;
- task_ioreg_t sector_count;
- task_ioreg_t sector_number;
- task_ioreg_t low_cylinder;
- task_ioreg_t high_cylinder;
- task_ioreg_t device_head;
- task_ioreg_t command;
+ __u8 data;
+ __u8 feature;
+ __u8 sector_count;
+ __u8 sector_number;
+ __u8 low_cylinder;
+ __u8 high_cylinder;
+ __u8 device_head;
+ __u8 command;
} task_struct_t;
typedef struct hd_drive_hob_hdr {
- task_ioreg_t data;
- task_ioreg_t feature;
- task_ioreg_t sector_count;
- task_ioreg_t sector_number;
- task_ioreg_t low_cylinder;
- task_ioreg_t high_cylinder;
- task_ioreg_t device_head;
- task_ioreg_t control;
+ __u8 data;
+ __u8 feature;
+ __u8 sector_count;
+ __u8 sector_number;
+ __u8 low_cylinder;
+ __u8 high_cylinder;
+ __u8 device_head;
+ __u8 control;
} hob_struct_t;
-
-#define TASKFILE_INVALID 0x7fff
-#define TASKFILE_48 0x8000
+#endif
#define TASKFILE_NO_DATA 0x0000
@@ -178,12 +180,16 @@ typedef struct hd_drive_hob_hdr {
#define TASKFILE_IN_DMAQ 0x0080
#define TASKFILE_OUT_DMAQ 0x0100
+#ifndef __KERNEL__
#define TASKFILE_P_IN 0x0200
#define TASKFILE_P_OUT 0x0400
#define TASKFILE_P_IN_DMA 0x0800
#define TASKFILE_P_OUT_DMA 0x1000
#define TASKFILE_P_IN_DMAQ 0x2000
#define TASKFILE_P_OUT_DMAQ 0x4000
+#define TASKFILE_48 0x8000
+#define TASKFILE_INVALID 0x7fff
+#endif
/* ATA/ATAPI Commands pre T13 Spec */
#define WIN_NOP 0x00
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 9a6a41e7079..1e4409937ec 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -27,25 +27,10 @@
#include <asm/semaphore.h>
#include <asm/mutex.h>
-/******************************************************************************
- * IDE driver configuration options (play with these as desired):
- *
- * REALLY_SLOW_IO can be defined in ide.c and ide-cd.c, if necessary
- */
-#define INITIAL_MULT_COUNT 0 /* off=0; on=2,4,8,16,32, etc.. */
-
-#ifndef SUPPORT_SLOW_DATA_PORTS /* 1 to support slow data ports */
-#define SUPPORT_SLOW_DATA_PORTS 1 /* 0 to reduce kernel size */
-#endif
-#ifndef SUPPORT_VLB_SYNC /* 1 to support weird 32-bit chips */
-#define SUPPORT_VLB_SYNC 1 /* 0 to reduce kernel size */
-#endif
-#ifndef OK_TO_RESET_CONTROLLER /* 1 needed for good error recovery */
-#define OK_TO_RESET_CONTROLLER 1 /* 0 for use with AH2372A/B interface */
-#endif
-
-#ifndef DISABLE_IRQ_NOSYNC
-#define DISABLE_IRQ_NOSYNC 0
+#if defined(CRIS) || defined(FRV)
+# define SUPPORT_VLB_SYNC 0
+#else
+# define SUPPORT_VLB_SYNC 1
#endif
/*
@@ -55,10 +40,6 @@
#define IDE_NO_IRQ (-1)
-/*
- * "No user-serviceable parts" beyond this point :)
- *****************************************************************************/
-
typedef unsigned char byte; /* used everywhere */
/*
@@ -103,8 +84,6 @@ typedef unsigned char byte; /* used everywhere */
#define IDE_FEATURE_OFFSET IDE_ERROR_OFFSET
#define IDE_COMMAND_OFFSET IDE_STATUS_OFFSET
-#define IDE_CONTROL_OFFSET_HOB (7)
-
#define IDE_DATA_REG (HWIF(drive)->io_ports[IDE_DATA_OFFSET])
#define IDE_ERROR_REG (HWIF(drive)->io_ports[IDE_ERROR_OFFSET])
#define IDE_NSECTOR_REG (HWIF(drive)->io_ports[IDE_NSECTOR_OFFSET])
@@ -327,47 +306,16 @@ static inline void ide_init_hwif_ports(hw_regs_t *hw,
typedef union {
unsigned all : 8;
struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
unsigned set_geometry : 1;
unsigned recalibrate : 1;
unsigned set_multmode : 1;
unsigned set_tune : 1;
unsigned serviced : 1;
unsigned reserved : 3;
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned reserved : 3;
- unsigned serviced : 1;
- unsigned set_tune : 1;
- unsigned set_multmode : 1;
- unsigned recalibrate : 1;
- unsigned set_geometry : 1;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
} b;
} special_t;
/*
- * ATA DATA Register Special.
- * ATA NSECTOR Count Register().
- * ATAPI Byte Count Register.
- */
-typedef union {
- unsigned all :16;
- struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned low :8; /* LSB */
- unsigned high :8; /* MSB */
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned high :8; /* MSB */
- unsigned low :8; /* LSB */
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
- } b;
-} ata_nsector_t, ata_data_t, atapi_bcount_t;
-
-/*
* ATA-IDE Select Register, aka Device-Head
*
* head : always zeros here
@@ -398,131 +346,6 @@ typedef union {
} select_t, ata_select_t;
/*
- * The ATA-IDE Status Register.
- * The ATAPI Status Register.
- *
- * check : Error occurred
- * idx : Index Error
- * corr : Correctable error occurred
- * drq : Data is request by the device
- * dsc : Disk Seek Complete : ata
- * : Media access command finished : atapi
- * df : Device Fault : ata
- * : Reserved : atapi
- * drdy : Ready, Command Mode Capable : ata
- * : Ignored for ATAPI commands : atapi
- * bsy : Disk is Busy
- * : The device has access to the command block
- */
-typedef union {
- unsigned all :8;
- struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned check :1;
- unsigned idx :1;
- unsigned corr :1;
- unsigned drq :1;
- unsigned dsc :1;
- unsigned df :1;
- unsigned drdy :1;
- unsigned bsy :1;
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned bsy :1;
- unsigned drdy :1;
- unsigned df :1;
- unsigned dsc :1;
- unsigned drq :1;
- unsigned corr :1;
- unsigned idx :1;
- unsigned check :1;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
- } b;
-} ata_status_t, atapi_status_t;
-
-/*
- * ATAPI Feature Register
- *
- * dma : Using DMA or PIO
- * reserved321 : Reserved
- * reserved654 : Reserved (Tag Type)
- * reserved7 : Reserved
- */
-typedef union {
- unsigned all :8;
- struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned dma :1;
- unsigned reserved321 :3;
- unsigned reserved654 :3;
- unsigned reserved7 :1;
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned reserved7 :1;
- unsigned reserved654 :3;
- unsigned reserved321 :3;
- unsigned dma :1;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
- } b;
-} atapi_feature_t;
-
-/*
- * ATAPI Interrupt Reason Register.
- *
- * cod : Information transferred is command (1) or data (0)
- * io : The device requests us to read (1) or write (0)
- * reserved : Reserved
- */
-typedef union {
- unsigned all :8;
- struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned cod :1;
- unsigned io :1;
- unsigned reserved :6;
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned reserved :6;
- unsigned io :1;
- unsigned cod :1;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
- } b;
-} atapi_ireason_t;
-
-/*
- * The ATAPI error register.
- *
- * ili : Illegal Length Indication
- * eom : End Of Media Detected
- * abrt : Aborted command - As defined by ATA
- * mcr : Media Change Requested - As defined by ATA
- * sense_key : Sense key of the last failed packet command
- */
-typedef union {
- unsigned all :8;
- struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned ili :1;
- unsigned eom :1;
- unsigned abrt :1;
- unsigned mcr :1;
- unsigned sense_key :4;
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned sense_key :4;
- unsigned mcr :1;
- unsigned abrt :1;
- unsigned eom :1;
- unsigned ili :1;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
- } b;
-} atapi_error_t;
-
-/*
* Status returned from various ide_ functions
*/
typedef enum {
@@ -701,8 +524,6 @@ typedef struct hwif_s {
void (*pre_reset)(ide_drive_t *);
/* routine to reset controller after a disk reset */
void (*resetproc)(ide_drive_t *);
- /* special interrupt handling for shared pci interrupts */
- void (*intrproc)(ide_drive_t *);
/* special host masking for drive selection */
void (*maskproc)(ide_drive_t *, int);
/* check host's drive quirk list */
@@ -766,7 +587,6 @@ typedef struct hwif_s {
int rqsize; /* max sectors per request */
int irq; /* our irq number */
- unsigned long dma_master; /* reference base addr dmabase */
unsigned long dma_base; /* base addr for dma ports */
unsigned long dma_command; /* dma command register */
unsigned long dma_vendor1; /* dma vendor 1 register */
@@ -806,7 +626,6 @@ typedef struct hwif_s {
/*
* internal ide interrupt handler type
*/
-typedef ide_startstop_t (ide_pre_handler_t)(ide_drive_t *, struct request *);
typedef ide_startstop_t (ide_handler_t)(ide_drive_t *);
typedef int (ide_expiry_t)(ide_drive_t *);
@@ -1020,7 +839,8 @@ int ide_end_dequeued_request(ide_drive_t *drive, struct request *rq,
extern void ide_set_handler (ide_drive_t *drive, ide_handler_t *handler, unsigned int timeout, ide_expiry_t *expiry);
-extern void ide_execute_command(ide_drive_t *, task_ioreg_t cmd, ide_handler_t *, unsigned int, ide_expiry_t *);
+void ide_execute_command(ide_drive_t *, u8, ide_handler_t *, unsigned int,
+ ide_expiry_t *);
ide_startstop_t __ide_error(ide_drive_t *, struct request *, u8, u8);
@@ -1062,52 +882,114 @@ extern void ide_end_drive_cmd(ide_drive_t *, u8, u8);
*/
extern int ide_wait_cmd(ide_drive_t *, u8, u8, u8, u8, u8 *);
+enum {
+ IDE_TFLAG_LBA48 = (1 << 0),
+ IDE_TFLAG_NO_SELECT_MASK = (1 << 1),
+ IDE_TFLAG_FLAGGED = (1 << 2),
+ IDE_TFLAG_OUT_DATA = (1 << 3),
+ IDE_TFLAG_OUT_HOB_FEATURE = (1 << 4),
+ IDE_TFLAG_OUT_HOB_NSECT = (1 << 5),
+ IDE_TFLAG_OUT_HOB_LBAL = (1 << 6),
+ IDE_TFLAG_OUT_HOB_LBAM = (1 << 7),
+ IDE_TFLAG_OUT_HOB_LBAH = (1 << 8),
+ IDE_TFLAG_OUT_HOB = IDE_TFLAG_OUT_HOB_FEATURE |
+ IDE_TFLAG_OUT_HOB_NSECT |
+ IDE_TFLAG_OUT_HOB_LBAL |
+ IDE_TFLAG_OUT_HOB_LBAM |
+ IDE_TFLAG_OUT_HOB_LBAH,
+ IDE_TFLAG_OUT_FEATURE = (1 << 9),
+ IDE_TFLAG_OUT_NSECT = (1 << 10),
+ IDE_TFLAG_OUT_LBAL = (1 << 11),
+ IDE_TFLAG_OUT_LBAM = (1 << 12),
+ IDE_TFLAG_OUT_LBAH = (1 << 13),
+ IDE_TFLAG_OUT_TF = IDE_TFLAG_OUT_FEATURE |
+ IDE_TFLAG_OUT_NSECT |
+ IDE_TFLAG_OUT_LBAL |
+ IDE_TFLAG_OUT_LBAM |
+ IDE_TFLAG_OUT_LBAH,
+ IDE_TFLAG_OUT_DEVICE = (1 << 14),
+ IDE_TFLAG_WRITE = (1 << 15),
+ IDE_TFLAG_FLAGGED_SET_IN_FLAGS = (1 << 16),
+ IDE_TFLAG_IN_DATA = (1 << 17),
+ IDE_TFLAG_CUSTOM_HANDLER = (1 << 18),
+ IDE_TFLAG_DMA_PIO_FALLBACK = (1 << 19),
+ IDE_TFLAG_IN_HOB_FEATURE = (1 << 20),
+ IDE_TFLAG_IN_HOB_NSECT = (1 << 21),
+ IDE_TFLAG_IN_HOB_LBAL = (1 << 22),
+ IDE_TFLAG_IN_HOB_LBAM = (1 << 23),
+ IDE_TFLAG_IN_HOB_LBAH = (1 << 24),
+ IDE_TFLAG_IN_HOB_LBA = IDE_TFLAG_IN_HOB_LBAL |
+ IDE_TFLAG_IN_HOB_LBAM |
+ IDE_TFLAG_IN_HOB_LBAH,
+ IDE_TFLAG_IN_HOB = IDE_TFLAG_IN_HOB_FEATURE |
+ IDE_TFLAG_IN_HOB_NSECT |
+ IDE_TFLAG_IN_HOB_LBA,
+ IDE_TFLAG_IN_NSECT = (1 << 25),
+ IDE_TFLAG_IN_LBAL = (1 << 26),
+ IDE_TFLAG_IN_LBAM = (1 << 27),
+ IDE_TFLAG_IN_LBAH = (1 << 28),
+ IDE_TFLAG_IN_LBA = IDE_TFLAG_IN_LBAL |
+ IDE_TFLAG_IN_LBAM |
+ IDE_TFLAG_IN_LBAH,
+ IDE_TFLAG_IN_TF = IDE_TFLAG_IN_NSECT |
+ IDE_TFLAG_IN_LBA,
+ IDE_TFLAG_IN_DEVICE = (1 << 29),
+};
+
+struct ide_taskfile {
+ u8 hob_data; /* 0: high data byte (for TASKFILE IOCTL) */
+
+ u8 hob_feature; /* 1-5: additional data to support LBA48 */
+ u8 hob_nsect;
+ u8 hob_lbal;
+ u8 hob_lbam;
+ u8 hob_lbah;
+
+ u8 data; /* 6: low data byte (for TASKFILE IOCTL) */
+
+ union { /*  7: */
+ u8 error; /* read: error */
+ u8 feature; /* write: feature */
+ };
+
+ u8 nsect; /* 8: number of sectors */
+ u8 lbal; /* 9: LBA low */
+ u8 lbam; /* 10: LBA mid */
+ u8 lbah; /* 11: LBA high */
+
+ u8 device; /* 12: device select */
+
+ union { /* 13: */
+ u8 status; /*  read: status  */
+ u8 command; /* write: command */
+ };
+};
+
typedef struct ide_task_s {
-/*
- * struct hd_drive_task_hdr tf;
- * task_struct_t tf;
- * struct hd_drive_hob_hdr hobf;
- * hob_struct_t hobf;
- */
- task_ioreg_t tfRegister[8];
- task_ioreg_t hobRegister[8];
- ide_reg_valid_t tf_out_flags;
- ide_reg_valid_t tf_in_flags;
+ union {
+ struct ide_taskfile tf;
+ u8 tf_array[14];
+ };
+ u32 tf_flags;
int data_phase;
- int command_type;
- ide_pre_handler_t *prehandler;
- ide_handler_t *handler;
struct request *rq; /* copy of request */
void *special; /* valid_t generally */
} ide_task_t;
-extern u32 ide_read_24(ide_drive_t *);
+void ide_tf_load(ide_drive_t *, ide_task_t *);
+void ide_tf_read(ide_drive_t *, ide_task_t *);
extern void SELECT_DRIVE(ide_drive_t *);
-extern void SELECT_INTERRUPT(ide_drive_t *);
extern void SELECT_MASK(ide_drive_t *, int);
-extern void QUIRK_LIST(ide_drive_t *);
extern int drive_is_ready(ide_drive_t *);
-/*
- * taskfile io for disks for now...and builds request from ide_ioctl
- */
-extern ide_startstop_t do_rw_taskfile(ide_drive_t *, ide_task_t *);
-
-/*
- * Special Flagged Register Validation Caller
- */
-extern ide_startstop_t flagged_taskfile(ide_drive_t *, ide_task_t *);
+void ide_pktcmd_tf_load(ide_drive_t *, u32, u16, u8);
-extern ide_startstop_t set_multmode_intr(ide_drive_t *);
-extern ide_startstop_t set_geometry_intr(ide_drive_t *);
-extern ide_startstop_t recal_intr(ide_drive_t *);
-extern ide_startstop_t task_no_data_intr(ide_drive_t *);
-extern ide_startstop_t task_in_intr(ide_drive_t *);
-extern ide_startstop_t pre_task_out_intr(ide_drive_t *, struct request *);
+ide_startstop_t do_rw_taskfile(ide_drive_t *, ide_task_t *);
-extern int ide_raw_taskfile(ide_drive_t *, ide_task_t *, u8 *);
+int ide_raw_taskfile(ide_drive_t *, ide_task_t *, u8 *, u16);
+int ide_no_data_taskfile(ide_drive_t *, ide_task_t *);
int ide_taskfile_ioctl(ide_drive_t *, unsigned int, unsigned long);
int ide_cmd_ioctl(ide_drive_t *, unsigned int, unsigned long);
@@ -1212,6 +1094,7 @@ enum {
IDE_HFLAG_IO_32BIT = (1 << 24),
/* unmask IRQs */
IDE_HFLAG_UNMASK_IRQS = (1 << 25),
+ IDE_HFLAG_ABUSE_SET_DMA_MODE = (1 << 26),
};
#ifdef CONFIG_BLK_DEV_OFFBOARD
@@ -1229,7 +1112,7 @@ struct ide_port_info {
void (*fixup)(ide_hwif_t *);
ide_pci_enablebit_t enablebits[2];
hwif_chipset_t chipset;
- unsigned int extra;
+ u8 extra;
u32 host_flags;
u8 pio_mask;
u8 swdma_mask;
@@ -1356,6 +1239,7 @@ static inline int ide_dev_is_sata(struct hd_driveid *id)
return 0;
}
+u64 ide_get_lba_addr(struct ide_taskfile *, int);
u8 ide_dump_status(ide_drive_t *, const char *, u8);
typedef struct ide_pio_timings_s {