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ide: remove IDE_*_REG macros

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* Add IDE_{ALTSTATUS,IREASON,BCOUNTL,BCOUNTH}_OFFSET defines.

* Remove IDE_*_REG macros - this results in more readable
  and slightly smaller code.

There should be no functional changes caused by this patch.

Cc: Borislav Petkov <petkovbb@gmail.com>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-04-18 00:46:26 +02:00
parent 7616c0ad20
commit 23579a2a17
15 changed files with 175 additions and 138 deletions
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18
drivers/ide/cris/ide-cris.c
View File

@ -228,7 +228,10 @@ cris_ide_fill_descriptor(cris_dma_descr_type *d, void* buf, unsigned int len, in
static void
cris_ide_start_dma(ide_drive_t *drive, cris_dma_descr_type *d, int dir,int type,int len)
{
reg_ata_rw_ctrl2 ctrl2 = REG_TYPE_CONV(reg_ata_rw_ctrl2, int, IDE_DATA_REG);
ide_hwif_t *hwif = drive->hwif;
reg_ata_rw_ctrl2 ctrl2 = REG_TYPE_CONV(reg_ata_rw_ctrl2, int,
hwif->io_ports[IDE_DATA_OFFSET]);
reg_ata_rw_trf_cnt trf_cnt = {0};
mycontext.saved_data = (dma_descr_data*)virt_to_phys(d);
@ -264,8 +267,12 @@ cris_ide_wait_dma(int dir)
static int cris_dma_test_irq(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
int intr = REG_RD_INT(ata, regi_ata, r_intr);
reg_ata_rw_ctrl2 ctrl2 = REG_TYPE_CONV(reg_ata_rw_ctrl2, int, IDE_DATA_REG);
reg_ata_rw_ctrl2 ctrl2 = REG_TYPE_CONV(reg_ata_rw_ctrl2, int,
hwif->io_ports[IDE_DATA_OFFSET]);
return intr & (1 << ctrl2.sel) ? 1 : 0;
}
@ -523,7 +530,8 @@ static void cris_ide_start_dma(ide_drive_t *drive, cris_dma_descr_type *d, int d
IO_STATE(R_ATA_CTRL_DATA, handsh, dma);
*R_ATA_CTRL_DATA =
cmd |
IO_FIELD(R_ATA_CTRL_DATA, data, IDE_DATA_REG) |
IO_FIELD(R_ATA_CTRL_DATA, data,
drive->hwif->io_ports[IDE_DATA_OFFSET]) |
IO_STATE(R_ATA_CTRL_DATA, src_dst, dma) |
IO_STATE(R_ATA_CTRL_DATA, multi, on) |
IO_STATE(R_ATA_CTRL_DATA, dma_size, word);
@ -541,7 +549,9 @@ cris_ide_wait_dma(int dir)
static int cris_dma_test_irq(ide_drive_t *drive)
{
int intr = *R_IRQ_MASK0_RD;
int bus = IO_EXTRACT(R_ATA_CTRL_DATA, sel, IDE_DATA_REG);
int bus = IO_EXTRACT(R_ATA_CTRL_DATA, sel,
drive->hwif->io_ports[IDE_DATA_OFFSET]);
return intr & (1 << (bus + IO_BITNR(R_IRQ_MASK0_RD, ata_irq0))) ? 1 : 0;
}

10
drivers/ide/ide-cd.c
View File

@ -542,7 +542,8 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive,
/* packet command */
spin_lock_irqsave(&ide_lock, flags);
hwif->OUTBSYNC(drive, WIN_PACKETCMD, IDE_COMMAND_REG);
hwif->OUTBSYNC(drive, WIN_PACKETCMD,
hwif->io_ports[IDE_COMMAND_OFFSET]);
ndelay(400);
spin_unlock_irqrestore(&ide_lock, flags);
@ -992,6 +993,7 @@ static int cdrom_newpc_intr_dummy_cb(struct request *rq)
static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
struct cdrom_info *info = drive->driver_data;
struct request *rq = HWGROUP(drive)->rq;
xfer_func_t *xferfunc;
@ -1032,9 +1034,9 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
/*
* ok we fall to pio :/
*/
ireason = HWIF(drive)->INB(IDE_IREASON_REG) & 0x3;
lowcyl = HWIF(drive)->INB(IDE_BCOUNTL_REG);
highcyl = HWIF(drive)->INB(IDE_BCOUNTH_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]) & 0x3;
lowcyl = hwif->INB(hwif->io_ports[IDE_BCOUNTL_OFFSET]);
highcyl = hwif->INB(hwif->io_ports[IDE_BCOUNTH_OFFSET]);
len = lowcyl + (256 * highcyl);

14
drivers/ide/ide-floppy.c
View File

@ -498,10 +498,10 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
}
/* Get the number of bytes to transfer */
bcount = (hwif->INB(IDE_BCOUNTH_REG) << 8) |
hwif->INB(IDE_BCOUNTL_REG);
bcount = (hwif->INB(hwif->io_ports[IDE_BCOUNTH_OFFSET]) << 8) |
hwif->INB(hwif->io_ports[IDE_BCOUNTL_OFFSET]);
/* on this interrupt */
ireason = hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if (ireason & CD) {
printk(KERN_ERR "ide-floppy: CoD != 0 in %s\n", __func__);
@ -562,6 +562,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
*/
static ide_startstop_t idefloppy_transfer_pc(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
ide_startstop_t startstop;
idefloppy_floppy_t *floppy = drive->driver_data;
u8 ireason;
@ -571,7 +572,7 @@ static ide_startstop_t idefloppy_transfer_pc(ide_drive_t *drive)
"initiated yet DRQ isn't asserted\n");
return startstop;
}
ireason = drive->hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if ((ireason & CD) == 0 || (ireason & IO)) {
printk(KERN_ERR "ide-floppy: (IO,CoD) != (0,1) while "
"issuing a packet command\n");
@ -608,6 +609,7 @@ static int idefloppy_transfer_pc2(ide_drive_t *drive)
static ide_startstop_t idefloppy_transfer_pc1(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
idefloppy_floppy_t *floppy = drive->driver_data;
ide_startstop_t startstop;
u8 ireason;
@ -617,7 +619,7 @@ static ide_startstop_t idefloppy_transfer_pc1(ide_drive_t *drive)
"initiated yet DRQ isn't asserted\n");
return startstop;
}
ireason = drive->hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if ((ireason & CD) == 0 || (ireason & IO)) {
printk(KERN_ERR "ide-floppy: (IO,CoD) != (0,1) "
"while issuing a packet command\n");
@ -723,7 +725,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
return ide_started;
} else {
/* Issue the packet command */
HWIF(drive)->OUTB(WIN_PACKETCMD, IDE_COMMAND_REG);
hwif->OUTB(WIN_PACKETCMD, hwif->io_ports[IDE_COMMAND_OFFSET]);
return (*pkt_xfer_routine) (drive);
}
}

38
drivers/ide/ide-io.c
View File

@ -301,39 +301,45 @@ void ide_tf_read(ide_drive_t *drive, ide_task_t *task)
struct ide_taskfile *tf = &task->tf;
if (task->tf_flags & IDE_TFLAG_IN_DATA) {
u16 data = hwif->INW(IDE_DATA_REG);
u16 data = hwif->INW(hwif->io_ports[IDE_DATA_OFFSET]);
tf->data = data & 0xff;
tf->hob_data = (data >> 8) & 0xff;
}
/* be sure we're looking at the low order bits */
hwif->OUTB(drive->ctl & ~0x80, IDE_CONTROL_REG);
hwif->OUTB(drive->ctl & ~0x80, hwif->io_ports[IDE_CONTROL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_NSECT)
tf->nsect = hwif->INB(IDE_NSECTOR_REG);
tf->nsect = hwif->INB(hwif->io_ports[IDE_NSECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_LBAL)
tf->lbal = hwif->INB(IDE_SECTOR_REG);
tf->lbal = hwif->INB(hwif->io_ports[IDE_SECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_LBAM)
tf->lbam = hwif->INB(IDE_LCYL_REG);
tf->lbam = hwif->INB(hwif->io_ports[IDE_LCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_LBAH)
tf->lbah = hwif->INB(IDE_HCYL_REG);
tf->lbah = hwif->INB(hwif->io_ports[IDE_HCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
tf->device = hwif->INB(IDE_SELECT_REG);
tf->device = hwif->INB(hwif->io_ports[IDE_SELECT_OFFSET]);
if (task->tf_flags & IDE_TFLAG_LBA48) {
hwif->OUTB(drive->ctl | 0x80, IDE_CONTROL_REG);
hwif->OUTB(drive->ctl | 0x80,
hwif->io_ports[IDE_CONTROL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
tf->hob_feature = hwif->INB(IDE_FEATURE_REG);
tf->hob_feature =
hwif->INB(hwif->io_ports[IDE_FEATURE_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
tf->hob_nsect = hwif->INB(IDE_NSECTOR_REG);
tf->hob_nsect =
hwif->INB(hwif->io_ports[IDE_NSECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
tf->hob_lbal = hwif->INB(IDE_SECTOR_REG);
tf->hob_lbal =
hwif->INB(hwif->io_ports[IDE_SECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
tf->hob_lbam = hwif->INB(IDE_LCYL_REG);
tf->hob_lbam =
hwif->INB(hwif->io_ports[IDE_LCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
tf->hob_lbah = hwif->INB(IDE_HCYL_REG);
tf->hob_lbah =
hwif->INB(hwif->io_ports[IDE_HCYL_OFFSET]);
}
}
@ -448,7 +454,8 @@ static ide_startstop_t ide_ata_error(ide_drive_t *drive, struct request *rq, u8
if (err == ABRT_ERR) {
if (drive->select.b.lba &&
/* some newer drives don't support WIN_SPECIFY */
hwif->INB(IDE_COMMAND_REG) == WIN_SPECIFY)
hwif->INB(hwif->io_ports[IDE_COMMAND_OFFSET]) ==
WIN_SPECIFY)
return ide_stopped;
} else if ((err & BAD_CRC) == BAD_CRC) {
/* UDMA crc error, just retry the operation */
@ -500,7 +507,8 @@ static ide_startstop_t ide_atapi_error(ide_drive_t *drive, struct request *rq, u
if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT))
/* force an abort */
hwif->OUTB(WIN_IDLEIMMEDIATE, IDE_COMMAND_REG);
hwif->OUTB(WIN_IDLEIMMEDIATE,
hwif->io_ports[IDE_COMMAND_OFFSET]);
if (rq->errors >= ERROR_MAX) {
ide_kill_rq(drive, rq);

86
drivers/ide/ide-iops.c
View File

@ -158,9 +158,12 @@ EXPORT_SYMBOL(default_hwif_mmiops);
void SELECT_DRIVE (ide_drive_t *drive)
{
if (HWIF(drive)->selectproc)
HWIF(drive)->selectproc(drive);
HWIF(drive)->OUTB(drive->select.all, IDE_SELECT_REG);
ide_hwif_t *hwif = drive->hwif;
if (hwif->selectproc)
hwif->selectproc(drive);
hwif->OUTB(drive->select.all, hwif->io_ports[IDE_SELECT_OFFSET]);
}
void SELECT_MASK (ide_drive_t *drive, int mask)
@ -194,15 +197,18 @@ static void ata_input_data(ide_drive_t *drive, void *buffer, u32 wcount)
if (io_32bit) {
if (io_32bit & 2) {
unsigned long flags;
local_irq_save(flags);
ata_vlb_sync(drive, IDE_NSECTOR_REG);
hwif->INSL(IDE_DATA_REG, buffer, wcount);
ata_vlb_sync(drive, hwif->io_ports[IDE_NSECTOR_OFFSET]);
hwif->INSL(hwif->io_ports[IDE_DATA_OFFSET], buffer,
wcount);
local_irq_restore(flags);
} else
hwif->INSL(IDE_DATA_REG, buffer, wcount);
} else {
hwif->INSW(IDE_DATA_REG, buffer, wcount<<1);
}
hwif->INSL(hwif->io_ports[IDE_DATA_OFFSET], buffer,
wcount);
} else
hwif->INSW(hwif->io_ports[IDE_DATA_OFFSET], buffer,
wcount << 1);
}
/*
@ -216,15 +222,18 @@ static void ata_output_data(ide_drive_t *drive, void *buffer, u32 wcount)
if (io_32bit) {
if (io_32bit & 2) {
unsigned long flags;
local_irq_save(flags);
ata_vlb_sync(drive, IDE_NSECTOR_REG);
hwif->OUTSL(IDE_DATA_REG, buffer, wcount);
ata_vlb_sync(drive, hwif->io_ports[IDE_NSECTOR_OFFSET]);
hwif->OUTSL(hwif->io_ports[IDE_DATA_OFFSET], buffer,
wcount);
local_irq_restore(flags);
} else
hwif->OUTSL(IDE_DATA_REG, buffer, wcount);
} else {
hwif->OUTSW(IDE_DATA_REG, buffer, wcount<<1);
}
hwif->OUTSL(hwif->io_ports[IDE_DATA_OFFSET], buffer,
wcount);
} else
hwif->OUTSW(hwif->io_ports[IDE_DATA_OFFSET], buffer,
wcount << 1);
}
/*
@ -243,13 +252,15 @@ static void atapi_input_bytes(ide_drive_t *drive, void *buffer, u32 bytecount)
#if defined(CONFIG_ATARI) || defined(CONFIG_Q40)
if (MACH_IS_ATARI || MACH_IS_Q40) {
/* Atari has a byte-swapped IDE interface */
insw_swapw(IDE_DATA_REG, buffer, bytecount / 2);
insw_swapw(hwif->io_ports[IDE_DATA_OFFSET], buffer,
bytecount / 2);
return;
}
#endif /* CONFIG_ATARI || CONFIG_Q40 */
hwif->ata_input_data(drive, buffer, bytecount / 4);
if ((bytecount & 0x03) >= 2)
hwif->INSW(IDE_DATA_REG, ((u8 *)buffer)+(bytecount & ~0x03), 1);
hwif->INSW(hwif->io_ports[IDE_DATA_OFFSET],
(u8 *)buffer + (bytecount & ~0x03), 1);
}
static void atapi_output_bytes(ide_drive_t *drive, void *buffer, u32 bytecount)
@ -260,13 +271,15 @@ static void atapi_output_bytes(ide_drive_t *drive, void *buffer, u32 bytecount)
#if defined(CONFIG_ATARI) || defined(CONFIG_Q40)
if (MACH_IS_ATARI || MACH_IS_Q40) {
/* Atari has a byte-swapped IDE interface */
outsw_swapw(IDE_DATA_REG, buffer, bytecount / 2);
outsw_swapw(hwif->io_ports[IDE_DATA_OFFSET], buffer,
bytecount / 2);
return;
}
#endif /* CONFIG_ATARI || CONFIG_Q40 */
hwif->ata_output_data(drive, buffer, bytecount / 4);
if ((bytecount & 0x03) >= 2)
hwif->OUTSW(IDE_DATA_REG, ((u8*)buffer)+(bytecount & ~0x03), 1);
hwif->OUTSW(hwif->io_ports[IDE_DATA_OFFSET],
(u8 *)buffer + (bytecount & ~0x03), 1);
}
void default_hwif_transport(ide_hwif_t *hwif)
@ -429,7 +442,7 @@ int drive_is_ready (ide_drive_t *drive)
* an interrupt with another pci card/device. We make no assumptions
* about possible isa-pnp and pci-pnp issues yet.
*/
if (IDE_CONTROL_REG)
if (hwif->io_ports[IDE_CONTROL_OFFSET])
stat = ide_read_altstatus(drive);
else
/* Note: this may clear a pending IRQ!! */
@ -631,7 +644,7 @@ int ide_driveid_update(ide_drive_t *drive)
SELECT_MASK(drive, 1);
ide_set_irq(drive, 1);
msleep(50);
hwif->OUTB(WIN_IDENTIFY, IDE_COMMAND_REG);
hwif->OUTB(WIN_IDENTIFY, hwif->io_ports[IDE_COMMAND_OFFSET]);
timeout = jiffies + WAIT_WORSTCASE;
do {
if (time_after(jiffies, timeout)) {
@ -718,9 +731,10 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed)
SELECT_MASK(drive, 0);
udelay(1);
ide_set_irq(drive, 0);
hwif->OUTB(speed, IDE_NSECTOR_REG);
hwif->OUTB(SETFEATURES_XFER, IDE_FEATURE_REG);
hwif->OUTBSYNC(drive, WIN_SETFEATURES, IDE_COMMAND_REG);
hwif->OUTB(speed, hwif->io_ports[IDE_NSECTOR_OFFSET]);
hwif->OUTB(SETFEATURES_XFER, hwif->io_ports[IDE_FEATURE_OFFSET]);
hwif->OUTBSYNC(drive, WIN_SETFEATURES,
hwif->io_ports[IDE_COMMAND_OFFSET]);
if (drive->quirk_list == 2)
ide_set_irq(drive, 1);
@ -828,7 +842,7 @@ void ide_execute_command(ide_drive_t *drive, u8 cmd, ide_handler_t *handler,
spin_lock_irqsave(&ide_lock, flags);
__ide_set_handler(drive, handler, timeout, expiry);
hwif->OUTBSYNC(drive, cmd, IDE_COMMAND_REG);
hwif->OUTBSYNC(drive, cmd, hwif->io_ports[IDE_COMMAND_OFFSET]);
/*
* Drive takes 400nS to respond, we must avoid the IRQ being
* serviced before that.
@ -1009,7 +1023,8 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
unsigned long flags;
ide_hwif_t *hwif;
ide_hwgroup_t *hwgroup;
u8 ctl;
spin_lock_irqsave(&ide_lock, flags);
hwif = HWIF(drive);
hwgroup = HWGROUP(drive);
@ -1023,7 +1038,8 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
pre_reset(drive);
SELECT_DRIVE(drive);
udelay (20);
hwif->OUTBSYNC(drive, WIN_SRST, IDE_COMMAND_REG);
hwif->OUTBSYNC(drive, WIN_SRST,
hwif->io_ports[IDE_COMMAND_OFFSET]);
ndelay(400);
hwgroup->poll_timeout = jiffies + WAIT_WORSTCASE;
hwgroup->polling = 1;
@ -1039,7 +1055,7 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
for (unit = 0; unit < MAX_DRIVES; ++unit)
pre_reset(&hwif->drives[unit]);
if (!IDE_CONTROL_REG) {
if (hwif->io_ports[IDE_CONTROL_OFFSET] == 0) {
spin_unlock_irqrestore(&ide_lock, flags);
return ide_stopped;
}
@ -1054,16 +1070,14 @@ static ide_startstop_t do_reset1 (ide_drive_t *drive, int do_not_try_atapi)
* recover from reset very quickly, saving us the first 50ms wait time.
*/
/* set SRST and nIEN */
hwif->OUTBSYNC(drive, drive->ctl|6,IDE_CONTROL_REG);
hwif->OUTBSYNC(drive, drive->ctl|6, hwif->io_ports[IDE_CONTROL_OFFSET]);
/* more than enough time */
udelay(10);
if (drive->quirk_list == 2) {
/* clear SRST and nIEN */
hwif->OUTBSYNC(drive, drive->ctl, IDE_CONTROL_REG);
} else {
/* clear SRST, leave nIEN */
hwif->OUTBSYNC(drive, drive->ctl|2, IDE_CONTROL_REG);
}
if (drive->quirk_list == 2)
ctl = drive->ctl; /* clear SRST and nIEN */
else
ctl = drive->ctl | 2; /* clear SRST, leave nIEN */
hwif->OUTBSYNC(drive, ctl, hwif->io_ports[IDE_CONTROL_OFFSET]);
/* more than enough time */
udelay(10);
hwgroup->poll_timeout = jiffies + WAIT_WORSTCASE;

19
drivers/ide/ide-probe.c
View File

@ -271,7 +271,7 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
/* take a deep breath */
msleep(50);
if (IDE_CONTROL_REG) {
if (hwif->io_ports[IDE_CONTROL_OFFSET]) {
a = ide_read_altstatus(drive);
s = ide_read_status(drive);
if ((a ^ s) & ~INDEX_STAT)
@ -289,10 +289,10 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
*/
if ((cmd == WIN_PIDENTIFY))
/* disable dma & overlap */
hwif->OUTB(0, IDE_FEATURE_REG);
hwif->OUTB(0, hwif->io_ports[IDE_FEATURE_OFFSET]);
/* ask drive for ID */
hwif->OUTB(cmd, IDE_COMMAND_REG);
hwif->OUTB(cmd, hwif->io_ports[IDE_COMMAND_OFFSET]);
timeout = ((cmd == WIN_IDENTIFY) ? WAIT_WORSTCASE : WAIT_PIDENTIFY) / 2;
timeout += jiffies;
@ -353,7 +353,7 @@ static int try_to_identify (ide_drive_t *drive, u8 cmd)
* interrupts during the identify-phase that
* the irq handler isn't expecting.
*/
if (IDE_CONTROL_REG) {
if (hwif->io_ports[IDE_CONTROL_OFFSET]) {
if (!hwif->irq) {
autoprobe = 1;
cookie = probe_irq_on();
@ -445,7 +445,8 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
msleep(50);
SELECT_DRIVE(drive);
msleep(50);
if (hwif->INB(IDE_SELECT_REG) != drive->select.all && !drive->present) {
if (hwif->INB(hwif->io_ports[IDE_SELECT_OFFSET]) != drive->select.all &&
!drive->present) {
if (drive->select.b.unit != 0) {
/* exit with drive0 selected */
SELECT_DRIVE(&hwif->drives[0]);
@ -477,9 +478,11 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
printk(KERN_ERR "%s: no response (status = 0x%02x), "
"resetting drive\n", drive->name, stat);
msleep(50);
hwif->OUTB(drive->select.all, IDE_SELECT_REG);
hwif->OUTB(drive->select.all,
hwif->io_ports[IDE_SELECT_OFFSET]);
msleep(50);
hwif->OUTB(WIN_SRST, IDE_COMMAND_REG);
hwif->OUTB(WIN_SRST,
hwif->io_ports[IDE_COMMAND_OFFSET]);
(void)ide_busy_sleep(hwif);
rc = try_to_identify(drive, cmd);
}
@ -515,7 +518,7 @@ static void enable_nest (ide_drive_t *drive)
printk("%s: enabling %s -- ", hwif->name, drive->id->model);
SELECT_DRIVE(drive);
msleep(50);
hwif->OUTB(EXABYTE_ENABLE_NEST, IDE_COMMAND_REG);
hwif->OUTB(EXABYTE_ENABLE_NEST, hwif->io_ports[IDE_COMMAND_OFFSET]);
if (ide_busy_sleep(hwif)) {
printk(KERN_CONT "failed (timeout)\n");

12
drivers/ide/ide-tape.c
View File

@ -1117,10 +1117,10 @@ static ide_startstop_t idetape_pc_intr(ide_drive_t *drive)
return ide_do_reset(drive);
}
/* Get the number of bytes to transfer on this interrupt. */
bcount = (hwif->INB(IDE_BCOUNTH_REG) << 8) |
hwif->INB(IDE_BCOUNTL_REG);
bcount = (hwif->INB(hwif->io_ports[IDE_BCOUNTH_OFFSET]) << 8) |
hwif->INB(hwif->io_ports[IDE_BCOUNTL_OFFSET]);
ireason = hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if (ireason & CD) {
printk(KERN_ERR "ide-tape: CoD != 0 in %s\n", __func__);
@ -1224,12 +1224,12 @@ static ide_startstop_t idetape_transfer_pc(ide_drive_t *drive)
"yet DRQ isn't asserted\n");
return startstop;
}
ireason = hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
while (retries-- && ((ireason & CD) == 0 || (ireason & IO))) {
printk(KERN_ERR "ide-tape: (IO,CoD != (0,1) while issuing "
"a packet command, retrying\n");
udelay(100);
ireason = hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if (retries == 0) {
printk(KERN_ERR "ide-tape: (IO,CoD != (0,1) while "
"issuing a packet command, ignoring\n");
@ -1323,7 +1323,7 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive, idetape_pc_t *pc)
IDETAPE_WAIT_CMD, NULL);
return ide_started;
} else {
hwif->OUTB(WIN_PACKETCMD, IDE_COMMAND_REG);
hwif->OUTB(WIN_PACKETCMD, hwif->io_ports[IDE_COMMAND_OFFSET]);
return idetape_transfer_pc(drive);
}
}

29
drivers/ide/ide-taskfile.c
View File

@ -59,32 +59,34 @@ void ide_tf_load(ide_drive_t *drive, ide_task_t *task)
SELECT_MASK(drive, 0);
if (task->tf_flags & IDE_TFLAG_OUT_DATA)
hwif->OUTW((tf->hob_data << 8) | tf->data, IDE_DATA_REG);
hwif->OUTW((tf->hob_data << 8) | tf->data,
hwif->io_ports[IDE_DATA_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
hwif->OUTB(tf->hob_feature, IDE_FEATURE_REG);
hwif->OUTB(tf->hob_feature, hwif->io_ports[IDE_FEATURE_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
hwif->OUTB(tf->hob_nsect, IDE_NSECTOR_REG);
hwif->OUTB(tf->hob_nsect, hwif->io_ports[IDE_NSECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
hwif->OUTB(tf->hob_lbal, IDE_SECTOR_REG);
hwif->OUTB(tf->hob_lbal, hwif->io_ports[IDE_SECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
hwif->OUTB(tf->hob_lbam, IDE_LCYL_REG);
hwif->OUTB(tf->hob_lbam, hwif->io_ports[IDE_LCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
hwif->OUTB(tf->hob_lbah, IDE_HCYL_REG);
hwif->OUTB(tf->hob_lbah, hwif->io_ports[IDE_HCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_FEATURE)
hwif->OUTB(tf->feature, IDE_FEATURE_REG);
hwif->OUTB(tf->feature, hwif->io_ports[IDE_FEATURE_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_NSECT)
hwif->OUTB(tf->nsect, IDE_NSECTOR_REG);
hwif->OUTB(tf->nsect, hwif->io_ports[IDE_NSECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_LBAL)
hwif->OUTB(tf->lbal, IDE_SECTOR_REG);
hwif->OUTB(tf->lbal, hwif->io_ports[IDE_SECTOR_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_LBAM)
hwif->OUTB(tf->lbam, IDE_LCYL_REG);
hwif->OUTB(tf->lbam, hwif->io_ports[IDE_LCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_LBAH)
hwif->OUTB(tf->lbah, IDE_HCYL_REG);
hwif->OUTB(tf->lbah, hwif->io_ports[IDE_HCYL_OFFSET]);
if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
hwif->OUTB((tf->device & HIHI) | drive->select.all, IDE_SELECT_REG);
hwif->OUTB((tf->device & HIHI) | drive->select.all,
hwif->io_ports[IDE_SELECT_OFFSET]);
}
int taskfile_lib_get_identify (ide_drive_t *drive, u8 *buf)
@ -152,7 +154,8 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task)
switch (task->data_phase) {
case TASKFILE_MULTI_OUT:
case TASKFILE_OUT:
hwif->OUTBSYNC(drive, tf->command, IDE_COMMAND_REG);
hwif->OUTBSYNC(drive, tf->command,
hwif->io_ports[IDE_COMMAND_OFFSET]);
ndelay(400); /* FIXME */
return pre_task_out_intr(drive, task->rq);
case TASKFILE_MULTI_IN:

13
drivers/ide/legacy/ht6560b.c
View File

@ -82,7 +82,7 @@
* out how they setup those cycle time interfacing values, as they at Holtek
* call them. IDESETUP.COM that is supplied with the drivers figures out
* optimal values and fetches those values to drivers. I found out that
* they use IDE_SELECT_REG to fetch timings to the ide board right after
* they use Select register to fetch timings to the ide board right after
* interface switching. After that it was quite easy to add code to
* ht6560b.c.
*
@ -127,6 +127,7 @@
*/
static void ht6560b_selectproc (ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
unsigned long flags;
static u8 current_select = 0;
static u8 current_timing = 0;
@ -155,8 +156,8 @@ static void ht6560b_selectproc (ide_drive_t *drive)
/*
* Set timing for this drive:
*/
outb(timing, IDE_SELECT_REG);
(void)inb(IDE_STATUS_REG);
outb(timing, hwif->io_ports[IDE_SELECT_OFFSET]);
(void)inb(hwif->io_ports[IDE_STATUS_OFFSET]);
#ifdef DEBUG
printk("ht6560b: %s: select=%#x timing=%#x\n",
drive->name, select, timing);
@ -193,9 +194,9 @@ static int __init try_to_init_ht6560b(void)
* Ht6560b autodetected
*/
outb(HT_CONFIG_DEFAULT, HT_CONFIG_PORT);
outb(HT_TIMING_DEFAULT, 0x1f6); /* IDE_SELECT_REG */
(void) inb(0x1f7); /* IDE_STATUS_REG */
outb(HT_TIMING_DEFAULT, 0x1f6); /* Select register */
(void)inb(0x1f7); /* Status register */
printk("ht6560b " HT6560B_VERSION
": chipset detected and initialized"
#ifdef DEBUG

2
drivers/ide/pci/hpt366.c
View File

@ -760,7 +760,7 @@ static void hpt3xx_maskproc(ide_drive_t *drive, int mask)
}
} else
outb(mask ? (drive->ctl | 2) : (drive->ctl & ~2),
IDE_CONTROL_REG);
hwif->io_ports[IDE_CONTROL_OFFSET]);
}
/*

6
drivers/ide/pci/scc_pata.c
View File

@ -334,7 +334,8 @@ static int scc_ide_dma_end(ide_drive_t * drive)
/* errata A308 workaround: Step5 (check data loss) */
/* We don't check non ide_disk because it is limited to UDMA4 */
if (!(in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) &&
if (!(in_be32((void __iomem *)hwif->io_ports[IDE_ALTSTATUS_OFFSET])
& ERR_STAT) &&
drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) {
reg = in_be32((void __iomem *)intsts_port);
if (!(reg & INTSTS_ACTEINT)) {
@ -437,7 +438,8 @@ static int scc_dma_test_irq(ide_drive_t *drive)
u32 int_stat = in_be32((void __iomem *)hwif->dma_base + 0x014);
/* SCC errata A252,A308 workaround: Step4 */
if ((in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) &&
if ((in_be32((void __iomem *)hwif->io_ports[IDE_ALTSTATUS_OFFSET])
& ERR_STAT) &&
(int_stat & INTSTS_INTRQ))
return 1;

19
drivers/ide/pci/sgiioc4.c
View File

@ -112,10 +112,9 @@ static void
sgiioc4_maskproc(ide_drive_t * drive, int mask)
{
writeb(mask ? (drive->ctl | 2) : (drive->ctl & ~2),
(void __iomem *)IDE_CONTROL_REG);
(void __iomem *)drive->hwif->io_ports[IDE_CONTROL_OFFSET]);
}
static int
sgiioc4_checkirq(ide_hwif_t * hwif)
{
@ -142,18 +141,18 @@ sgiioc4_clearirq(ide_drive_t * drive)
intr_reg = readl((void __iomem *)other_ir);
if (intr_reg & 0x03) { /* Valid IOC4-IDE interrupt */
/*
* Using sgiioc4_INB to read the IDE_STATUS_REG has a side effect
* of clearing the interrupt. The first read should clear it
* if it is set. The second read should return a "clear" status
* if it got cleared. If not, then spin for a bit trying to
* clear it.
* Using sgiioc4_INB to read the Status register has a side
* effect of clearing the interrupt. The first read should
* clear it if it is set. The second read should return
* a "clear" status if it got cleared. If not, then spin
* for a bit trying to clear it.
*/
u8 stat = sgiioc4_INB(IDE_STATUS_REG);
u8 stat = sgiioc4_INB(hwif->io_ports[IDE_STATUS_OFFSET]);
int count = 0;
stat = sgiioc4_INB(IDE_STATUS_REG);
stat = sgiioc4_INB(hwif->io_ports[IDE_STATUS_OFFSET]);
while ((stat & 0x80) && (count++ < 100)) {
udelay(1);
stat = sgiioc4_INB(IDE_STATUS_REG);
stat = sgiioc4_INB(hwif->io_ports[IDE_STATUS_OFFSET]);
}
if (intr_reg & 0x02) {

3
drivers/ide/ppc/pmac.c
View File

@ -450,7 +450,8 @@ pmac_ide_init_hwif_ports(hw_regs_t *hw,
hw->dev = &pmac_ide[ix].mdev->ofdev.dev;
}
#define PMAC_IDE_REG(x) ((void __iomem *)(IDE_DATA_REG+(x)))
#define PMAC_IDE_REG(x) \
((void __iomem *)((drive)->hwif->io_ports[IDE_DATA_OFFSET] + (x)))
/*
* Apply the timings of the proper unit (master/slave) to the shared

15
drivers/scsi/ide-scsi.c
View File

@ -275,9 +275,12 @@ static int idescsi_end_request(ide_drive_t *, int, int);
static ide_startstop_t
idescsi_atapi_error(ide_drive_t *drive, struct request *rq, u8 stat, u8 err)
{
ide_hwif_t *hwif = drive->hwif;
if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT))
/* force an abort */
HWIF(drive)->OUTB(WIN_IDLEIMMEDIATE,IDE_COMMAND_REG);
hwif->OUTB(WIN_IDLEIMMEDIATE,
hwif->io_ports[IDE_COMMAND_OFFSET]);
rq->errors++;
@ -423,9 +426,9 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
idescsi_end_request (drive, 1, 0);
return ide_stopped;
}
bcount = (hwif->INB(IDE_BCOUNTH_REG) << 8) |
hwif->INB(IDE_BCOUNTL_REG);
ireason = hwif->INB(IDE_IREASON_REG);
bcount = (hwif->INB(hwif->io_ports[IDE_BCOUNTH_OFFSET]) << 8) |
hwif->INB(hwif->io_ports[IDE_BCOUNTL_OFFSET]);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if (ireason & CD) {
printk(KERN_ERR "ide-scsi: CoD != 0 in idescsi_pc_intr\n");
@ -497,7 +500,7 @@ static ide_startstop_t idescsi_transfer_pc(ide_drive_t *drive)
"initiated yet DRQ isn't asserted\n");
return startstop;
}
ireason = hwif->INB(IDE_IREASON_REG);
ireason = hwif->INB(hwif->io_ports[IDE_IREASON_OFFSET]);
if ((ireason & CD) == 0 || (ireason & IO)) {
printk(KERN_ERR "ide-scsi: (IO,CoD) != (0,1) while "
"issuing a packet command\n");
@ -587,7 +590,7 @@ static ide_startstop_t idescsi_issue_pc (ide_drive_t *drive, idescsi_pc_t *pc)
return ide_started;
} else {
/* Issue the packet command */
HWIF(drive)->OUTB(WIN_PACKETCMD, IDE_COMMAND_REG);
hwif->OUTB(WIN_PACKETCMD, hwif->io_ports[IDE_COMMAND_OFFSET]);
return idescsi_transfer_pc(drive);
}
}

29
include/linux/ide.h
View File

@ -82,24 +82,10 @@ typedef unsigned char byte; /* used everywhere */
#define IDE_FEATURE_OFFSET IDE_ERROR_OFFSET
#define IDE_COMMAND_OFFSET IDE_STATUS_OFFSET
#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])
#define IDE_SECTOR_REG (HWIF(drive)->io_ports[IDE_SECTOR_OFFSET])
#define IDE_LCYL_REG (HWIF(drive)->io_ports[IDE_LCYL_OFFSET])
#define IDE_HCYL_REG (HWIF(drive)->io_ports[IDE_HCYL_OFFSET])
#define IDE_SELECT_REG (HWIF(drive)->io_ports[IDE_SELECT_OFFSET])
#define IDE_STATUS_REG (HWIF(drive)->io_ports[IDE_STATUS_OFFSET])
#define IDE_CONTROL_REG (HWIF(drive)->io_ports[IDE_CONTROL_OFFSET])
#define IDE_IRQ_REG (HWIF(drive)->io_ports[IDE_IRQ_OFFSET])
#define IDE_FEATURE_REG IDE_ERROR_REG
#define IDE_COMMAND_REG IDE_STATUS_REG
#define IDE_ALTSTATUS_REG IDE_CONTROL_REG
#define IDE_IREASON_REG IDE_NSECTOR_REG
#define IDE_BCOUNTL_REG IDE_LCYL_REG
#define IDE_BCOUNTH_REG IDE_HCYL_REG
#define IDE_ALTSTATUS_OFFSET IDE_CONTROL_OFFSET
#define IDE_IREASON_OFFSET IDE_NSECTOR_OFFSET
#define IDE_BCOUNTL_OFFSET IDE_LCYL_OFFSET
#define IDE_BCOUNTH_OFFSET IDE_HCYL_OFFSET
#define OK_STAT(stat,good,bad) (((stat)&((good)|(bad)))==(good))
#define BAD_R_STAT (BUSY_STAT | ERR_STAT)
@ -369,7 +355,7 @@ typedef struct ide_drive_s {
u8 wcache; /* status of write cache */
u8 acoustic; /* acoustic management */
u8 media; /* disk, cdrom, tape, floppy, ... */
u8 ctl; /* "normal" value for IDE_CONTROL_REG */
u8 ctl; /* "normal" value for Control register */
u8 ready_stat; /* min status value for drive ready */
u8 mult_count; /* current multiple sector setting */
u8 mult_req; /* requested multiple sector setting */
@ -1273,7 +1259,10 @@ static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive)
static inline void ide_set_irq(ide_drive_t *drive, int on)
{
drive->hwif->OUTB(drive->ctl | (on ? 0 : 2), IDE_CONTROL_REG);
ide_hwif_t *hwif = drive->hwif;
hwif->OUTB(drive->ctl | (on ? 0 : 2),
hwif->io_ports[IDE_CONTROL_OFFSET]);
}
static inline u8 ide_read_status(ide_drive_t *drive)