mirror of
https://github.com/torvalds/linux.git
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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: (29 commits) ide-tape: bump minor driver version ide-tape: cleanup the remaining codestyle issues ide-tape: fix syntax error in idetape_identify_device() ide-tape: remove leftover OnStream support warning ide-tape: collect module-related macro calls at the end ide-tape: include proper headers ide-tape: remove unused "length" arg from idetape_create_read_buffer_cmd() ide-tape: remove struct idetape_id_gcw ide-tape: cleanup and fix comments ide-tape: shorten some function names ide-tape: remove idetape_increase_max_pipeline_stages() ide-tape: struct idetape_tape_t: shorten member names v2 ide-tape: struct idetape_tape_t: remove unused members ide-tape: remove typedef idetape_chrdev_direction_t ide-tape: simplify code branching in the interrupt handler ide-tape: remove unreachable code chunk ide-tape: remove struct idetape_read_position_result_t ide-tape: refactor the debug logging facility ide: add ide_read_error() inline helper ide: add ide_read_[alt]status() inline helpers ...
This commit is contained in:
Linus Torvalds
commit
551e4fb246
@ -780,6 +780,9 @@ and is between 256 and 4096 characters. It is defined in the file
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||||
loop use the MONITOR/MWAIT idle loop anyways. Performance should be the same
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as idle=poll.
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ide-pci-generic.all-generic-ide [HW] (E)IDE subsystem
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Claim all unknown PCI IDE storage controllers.
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ignore_loglevel [KNL]
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Ignore loglevel setting - this will print /all/
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kernel messages to the console. Useful for debugging.
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@ -1009,6 +1009,15 @@ config BLK_DEV_Q40IDE
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normally be on; disable it only if you are running a custom hard
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drive subsystem through an expansion card.
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config BLK_DEV_PALMCHIP_BK3710
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tristate "Palmchip bk3710 IDE controller support"
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depends on ARCH_DAVINCI
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select BLK_DEV_IDEDMA_PCI
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help
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Say Y here if you want to support the onchip IDE controller on the
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TI DaVinci SoC
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config BLK_DEV_MPC8xx_IDE
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tristate "MPC8xx IDE support"
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depends on 8xx && (LWMON || IVMS8 || IVML24 || TQM8xxL) && IDE=y && BLK_DEV_IDE=y && !PPC_MERGE
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@ -2,6 +2,7 @@
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obj-$(CONFIG_BLK_DEV_IDE_ICSIDE) += icside.o
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obj-$(CONFIG_BLK_DEV_IDE_RAPIDE) += rapide.o
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obj-$(CONFIG_BLK_DEV_IDE_BAST) += bast-ide.o
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obj-$(CONFIG_BLK_DEV_PALMCHIP_BK3710) += palm_bk3710.o
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ifeq ($(CONFIG_IDE_ARM), m)
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obj-m += ide_arm.o
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@ -365,7 +365,7 @@ static void icside_dma_timeout(ide_drive_t *drive)
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if (icside_dma_test_irq(drive))
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return;
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ide_dump_status(drive, "DMA timeout", HWIF(drive)->INB(IDE_STATUS_REG));
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ide_dump_status(drive, "DMA timeout", ide_read_status(drive));
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icside_dma_end(drive);
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}
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395
drivers/ide/arm/palm_bk3710.c
Normal file
395
drivers/ide/arm/palm_bk3710.c
Normal file
@ -0,0 +1,395 @@
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/*
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* Palmchip bk3710 IDE controller
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*
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* Copyright (C) 2006 Texas Instruments.
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* Copyright (C) 2007 MontaVista Software, Inc., <source@mvista.com>
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*
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* ----------------------------------------------------------------------------
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* ----------------------------------------------------------------------------
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*
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*/
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#include <linux/types.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/ioport.h>
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#include <linux/hdreg.h>
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#include <linux/ide.h>
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#include <linux/delay.h>
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#include <linux/init.h>
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#include <linux/clk.h>
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#include <linux/platform_device.h>
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/* Offset of the primary interface registers */
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#define IDE_PALM_ATA_PRI_REG_OFFSET 0x1F0
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/* Primary Control Offset */
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#define IDE_PALM_ATA_PRI_CTL_OFFSET 0x3F6
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/*
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* PalmChip 3710 IDE Controller UDMA timing structure Definition
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*/
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struct palm_bk3710_udmatiming {
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unsigned int rptime; /* Ready to pause time */
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unsigned int cycletime; /* Cycle Time */
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};
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#define BK3710_BMICP 0x00
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#define BK3710_BMISP 0x02
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#define BK3710_BMIDTP 0x04
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#define BK3710_BMICS 0x08
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#define BK3710_BMISS 0x0A
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#define BK3710_BMIDTS 0x0C
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#define BK3710_IDETIMP 0x40
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#define BK3710_IDETIMS 0x42
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#define BK3710_SIDETIM 0x44
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#define BK3710_SLEWCTL 0x45
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#define BK3710_IDESTATUS 0x47
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#define BK3710_UDMACTL 0x48
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#define BK3710_UDMATIM 0x4A
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#define BK3710_MISCCTL 0x50
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#define BK3710_REGSTB 0x54
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#define BK3710_REGRCVR 0x58
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#define BK3710_DATSTB 0x5C
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#define BK3710_DATRCVR 0x60
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#define BK3710_DMASTB 0x64
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#define BK3710_DMARCVR 0x68
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#define BK3710_UDMASTB 0x6C
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#define BK3710_UDMATRP 0x70
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#define BK3710_UDMAENV 0x74
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#define BK3710_IORDYTMP 0x78
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#define BK3710_IORDYTMS 0x7C
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#include "../ide-timing.h"
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static long ide_palm_clk;
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static const struct palm_bk3710_udmatiming palm_bk3710_udmatimings[6] = {
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{160, 240}, /* UDMA Mode 0 */
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{125, 160}, /* UDMA Mode 1 */
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{100, 120}, /* UDMA Mode 2 */
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{100, 90}, /* UDMA Mode 3 */
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{85, 60}, /* UDMA Mode 4 */
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};
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static struct clk *ideclkp;
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static void palm_bk3710_setudmamode(void __iomem *base, unsigned int dev,
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unsigned int mode)
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{
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u8 tenv, trp, t0;
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u32 val32;
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u16 val16;
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/* DMA Data Setup */
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t0 = (palm_bk3710_udmatimings[mode].cycletime + ide_palm_clk - 1)
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/ ide_palm_clk - 1;
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tenv = (20 + ide_palm_clk - 1) / ide_palm_clk - 1;
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trp = (palm_bk3710_udmatimings[mode].rptime + ide_palm_clk - 1)
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/ ide_palm_clk - 1;
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/* udmatim Register */
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val16 = readw(base + BK3710_UDMATIM) & (dev ? 0xFF0F : 0xFFF0);
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val16 |= (mode << (dev ? 4 : 0));
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writew(val16, base + BK3710_UDMATIM);
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/* udmastb Ultra DMA Access Strobe Width */
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val32 = readl(base + BK3710_UDMASTB) & (0xFF << (dev ? 0 : 8));
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val32 |= (t0 << (dev ? 8 : 0));
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writel(val32, base + BK3710_UDMASTB);
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/* udmatrp Ultra DMA Ready to Pause Time */
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val32 = readl(base + BK3710_UDMATRP) & (0xFF << (dev ? 0 : 8));
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val32 |= (trp << (dev ? 8 : 0));
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writel(val32, base + BK3710_UDMATRP);
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/* udmaenv Ultra DMA envelop Time */
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val32 = readl(base + BK3710_UDMAENV) & (0xFF << (dev ? 0 : 8));
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val32 |= (tenv << (dev ? 8 : 0));
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writel(val32, base + BK3710_UDMAENV);
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/* Enable UDMA for Device */
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val16 = readw(base + BK3710_UDMACTL) | (1 << dev);
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writew(val16, base + BK3710_UDMACTL);
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}
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static void palm_bk3710_setdmamode(void __iomem *base, unsigned int dev,
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unsigned short min_cycle,
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unsigned int mode)
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{
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u8 td, tkw, t0;
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u32 val32;
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u16 val16;
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struct ide_timing *t;
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int cycletime;
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t = ide_timing_find_mode(mode);
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cycletime = max_t(int, t->cycle, min_cycle);
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/* DMA Data Setup */
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t0 = (cycletime + ide_palm_clk - 1) / ide_palm_clk;
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td = (t->active + ide_palm_clk - 1) / ide_palm_clk;
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tkw = t0 - td - 1;
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td -= 1;
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val32 = readl(base + BK3710_DMASTB) & (0xFF << (dev ? 0 : 8));
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val32 |= (td << (dev ? 8 : 0));
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writel(val32, base + BK3710_DMASTB);
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val32 = readl(base + BK3710_DMARCVR) & (0xFF << (dev ? 0 : 8));
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val32 |= (tkw << (dev ? 8 : 0));
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writel(val32, base + BK3710_DMARCVR);
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/* Disable UDMA for Device */
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val16 = readw(base + BK3710_UDMACTL) & ~(1 << dev);
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writew(val16, base + BK3710_UDMACTL);
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}
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static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
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unsigned int dev, unsigned int cycletime,
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unsigned int mode)
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{
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u8 t2, t2i, t0;
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u32 val32;
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struct ide_timing *t;
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/* PIO Data Setup */
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t0 = (cycletime + ide_palm_clk - 1) / ide_palm_clk;
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t2 = (ide_timing_find_mode(XFER_PIO_0 + mode)->active +
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ide_palm_clk - 1) / ide_palm_clk;
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t2i = t0 - t2 - 1;
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t2 -= 1;
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val32 = readl(base + BK3710_DATSTB) & (0xFF << (dev ? 0 : 8));
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val32 |= (t2 << (dev ? 8 : 0));
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writel(val32, base + BK3710_DATSTB);
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val32 = readl(base + BK3710_DATRCVR) & (0xFF << (dev ? 0 : 8));
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val32 |= (t2i << (dev ? 8 : 0));
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writel(val32, base + BK3710_DATRCVR);
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if (mate && mate->present) {
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u8 mode2 = ide_get_best_pio_mode(mate, 255, 4);
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if (mode2 < mode)
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mode = mode2;
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}
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/* TASKFILE Setup */
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t = ide_timing_find_mode(XFER_PIO_0 + mode);
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t0 = (t->cyc8b + ide_palm_clk - 1) / ide_palm_clk;
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t2 = (t->act8b + ide_palm_clk - 1) / ide_palm_clk;
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t2i = t0 - t2 - 1;
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t2 -= 1;
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val32 = readl(base + BK3710_REGSTB) & (0xFF << (dev ? 0 : 8));
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val32 |= (t2 << (dev ? 8 : 0));
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writel(val32, base + BK3710_REGSTB);
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val32 = readl(base + BK3710_REGRCVR) & (0xFF << (dev ? 0 : 8));
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val32 |= (t2i << (dev ? 8 : 0));
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writel(val32, base + BK3710_REGRCVR);
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}
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static void palm_bk3710_set_dma_mode(ide_drive_t *drive, u8 xferspeed)
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{
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int is_slave = drive->dn & 1;
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void __iomem *base = (void *)drive->hwif->dma_base;
|
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|
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if (xferspeed >= XFER_UDMA_0) {
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palm_bk3710_setudmamode(base, is_slave,
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xferspeed - XFER_UDMA_0);
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} else {
|
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palm_bk3710_setdmamode(base, is_slave, drive->id->eide_dma_min,
|
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xferspeed);
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}
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}
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||||
|
||||
static void palm_bk3710_set_pio_mode(ide_drive_t *drive, u8 pio)
|
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{
|
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unsigned int cycle_time;
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int is_slave = drive->dn & 1;
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ide_drive_t *mate;
|
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void __iomem *base = (void *)drive->hwif->dma_base;
|
||||
|
||||
/*
|
||||
* Obtain the drive PIO data for tuning the Palm Chip registers
|
||||
*/
|
||||
cycle_time = ide_pio_cycle_time(drive, pio);
|
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mate = ide_get_paired_drive(drive);
|
||||
palm_bk3710_setpiomode(base, mate, is_slave, cycle_time, pio);
|
||||
}
|
||||
|
||||
static void __devinit palm_bk3710_chipinit(void __iomem *base)
|
||||
{
|
||||
/*
|
||||
* enable the reset_en of ATA controller so that when ata signals
|
||||
* are brought out, by writing into device config. at that
|
||||
* time por_n signal should not be 'Z' and have a stable value.
|
||||
*/
|
||||
writel(0x0300, base + BK3710_MISCCTL);
|
||||
|
||||
/* wait for some time and deassert the reset of ATA Device. */
|
||||
mdelay(100);
|
||||
|
||||
/* Deassert the Reset */
|
||||
writel(0x0200, base + BK3710_MISCCTL);
|
||||
|
||||
/*
|
||||
* Program the IDETIMP Register Value based on the following assumptions
|
||||
*
|
||||
* (ATA_IDETIMP_IDEEN , ENABLE ) |
|
||||
* (ATA_IDETIMP_SLVTIMEN , DISABLE) |
|
||||
* (ATA_IDETIMP_RDYSMPL , 70NS) |
|
||||
* (ATA_IDETIMP_RDYRCVRY , 50NS) |
|
||||
* (ATA_IDETIMP_DMAFTIM1 , PIOCOMP) |
|
||||
* (ATA_IDETIMP_PREPOST1 , DISABLE) |
|
||||
* (ATA_IDETIMP_RDYSEN1 , DISABLE) |
|
||||
* (ATA_IDETIMP_PIOFTIM1 , DISABLE) |
|
||||
* (ATA_IDETIMP_DMAFTIM0 , PIOCOMP) |
|
||||
* (ATA_IDETIMP_PREPOST0 , DISABLE) |
|
||||
* (ATA_IDETIMP_RDYSEN0 , DISABLE) |
|
||||
* (ATA_IDETIMP_PIOFTIM0 , DISABLE)
|
||||
*/
|
||||
writew(0xB388, base + BK3710_IDETIMP);
|
||||
|
||||
/*
|
||||
* Configure SIDETIM Register
|
||||
* (ATA_SIDETIM_RDYSMPS1 ,120NS ) |
|
||||
* (ATA_SIDETIM_RDYRCYS1 ,120NS )
|
||||
*/
|
||||
writeb(0, base + BK3710_SIDETIM);
|
||||
|
||||
/*
|
||||
* UDMACTL Ultra-ATA DMA Control
|
||||
* (ATA_UDMACTL_UDMAP1 , 0 ) |
|
||||
* (ATA_UDMACTL_UDMAP0 , 0 )
|
||||
*
|
||||
*/
|
||||
writew(0, base + BK3710_UDMACTL);
|
||||
|
||||
/*
|
||||
* MISCCTL Miscellaneous Conrol Register
|
||||
* (ATA_MISCCTL_RSTMODEP , 1) |
|
||||
* (ATA_MISCCTL_RESETP , 0) |
|
||||
* (ATA_MISCCTL_TIMORIDE , 1)
|
||||
*/
|
||||
writel(0x201, base + BK3710_MISCCTL);
|
||||
|
||||
/*
|
||||
* IORDYTMP IORDY Timer for Primary Register
|
||||
* (ATA_IORDYTMP_IORDYTMP , 0xffff )
|
||||
*/
|
||||
writel(0xFFFF, base + BK3710_IORDYTMP);
|
||||
|
||||
/*
|
||||
* Configure BMISP Register
|
||||
* (ATA_BMISP_DMAEN1 , DISABLE ) |
|
||||
* (ATA_BMISP_DMAEN0 , DISABLE ) |
|
||||
* (ATA_BMISP_IORDYINT , CLEAR) |
|
||||
* (ATA_BMISP_INTRSTAT , CLEAR) |
|
||||
* (ATA_BMISP_DMAERROR , CLEAR)
|
||||
*/
|
||||
writew(0, base + BK3710_BMISP);
|
||||
|
||||
palm_bk3710_setpiomode(base, NULL, 0, 600, 0);
|
||||
palm_bk3710_setpiomode(base, NULL, 1, 600, 0);
|
||||
}
|
||||
static int __devinit palm_bk3710_probe(struct platform_device *pdev)
|
||||
{
|
||||
hw_regs_t ide_ctlr_info;
|
||||
int index = 0;
|
||||
int pribase;
|
||||
struct clk *clkp;
|
||||
struct resource *mem, *irq;
|
||||
ide_hwif_t *hwif;
|
||||
void __iomem *base;
|
||||
|
||||
clkp = clk_get(NULL, "IDECLK");
|
||||
if (IS_ERR(clkp))
|
||||
return -ENODEV;
|
||||
|
||||
ideclkp = clkp;
|
||||
clk_enable(ideclkp);
|
||||
ide_palm_clk = clk_get_rate(ideclkp)/100000;
|
||||
ide_palm_clk = (10000/ide_palm_clk) + 1;
|
||||
/* Register the IDE interface with Linux ATA Interface */
|
||||
memset(&ide_ctlr_info, 0, sizeof(ide_ctlr_info));
|
||||
|
||||
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||||
if (mem == NULL) {
|
||||
printk(KERN_ERR "failed to get memory region resource\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
|
||||
if (irq == NULL) {
|
||||
printk(KERN_ERR "failed to get IRQ resource\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
base = (void *)mem->start;
|
||||
|
||||
/* Configure the Palm Chip controller */
|
||||
palm_bk3710_chipinit(base);
|
||||
|
||||
pribase = mem->start + IDE_PALM_ATA_PRI_REG_OFFSET;
|
||||
for (index = 0; index < IDE_NR_PORTS - 2; index++)
|
||||
ide_ctlr_info.io_ports[index] = pribase + index;
|
||||
ide_ctlr_info.io_ports[IDE_CONTROL_OFFSET] = mem->start +
|
||||
IDE_PALM_ATA_PRI_CTL_OFFSET;
|
||||
ide_ctlr_info.irq = irq->start;
|
||||
ide_ctlr_info.chipset = ide_palm3710;
|
||||
|
||||
if (ide_register_hw(&ide_ctlr_info, NULL, &hwif) < 0) {
|
||||
printk(KERN_WARNING "Palm Chip BK3710 IDE Register Fail\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
hwif->set_pio_mode = &palm_bk3710_set_pio_mode;
|
||||
hwif->set_dma_mode = &palm_bk3710_set_dma_mode;
|
||||
hwif->mmio = 1;
|
||||
default_hwif_mmiops(hwif);
|
||||
hwif->cbl = ATA_CBL_PATA80;
|
||||
hwif->ultra_mask = 0x1f; /* Ultra DMA Mode 4 Max
|
||||
(input clk 99MHz) */
|
||||
hwif->mwdma_mask = 0x7;
|
||||
hwif->drives[0].autotune = 1;
|
||||
hwif->drives[1].autotune = 1;
|
||||
|
||||
ide_setup_dma(hwif, mem->start);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct platform_driver platform_bk_driver = {
|
||||
.driver = {
|
||||
.name = "palm_bk3710",
|
||||
},
|
||||
.probe = palm_bk3710_probe,
|
||||
.remove = NULL,
|
||||
};
|
||||
|
||||
static int __init palm_bk3710_init(void)
|
||||
{
|
||||
return platform_driver_register(&platform_bk_driver);
|
||||
}
|
||||
|
||||
module_init(palm_bk3710_init);
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
@ -753,6 +753,25 @@ static void cris_set_dma_mode(ide_drive_t *drive, const u8 speed)
|
||||
cris_ide_set_speed(TYPE_DMA, 0, strobe, hold);
|
||||
}
|
||||
|
||||
static void __init cris_setup_ports(hw_regs_t *hw, unsigned long base)
|
||||
{
|
||||
int i;
|
||||
|
||||
memset(hw, 0, sizeof(*hw));
|
||||
|
||||
for (i = 0; i <= 7; i++)
|
||||
hw->io_ports[i] = base + cris_ide_reg_addr(i, 0, 1);
|
||||
|
||||
/*
|
||||
* the IDE control register is at ATA address 6,
|
||||
* with CS1 active instead of CS0
|
||||
*/
|
||||
hw->io_ports[IDE_CONTROL_OFFSET] = base + cris_ide_reg_addr(6, 1, 0);
|
||||
|
||||
hw->irq = ide_default_irq(0);
|
||||
hw->ack_intr = cris_ide_ack_intr;
|
||||
}
|
||||
|
||||
static const struct ide_port_info cris_port_info __initdata = {
|
||||
.chipset = ide_etrax100,
|
||||
.host_flags = IDE_HFLAG_NO_ATAPI_DMA |
|
||||
@ -765,24 +784,16 @@ static const struct ide_port_info cris_port_info __initdata = {
|
||||
static int __init init_e100_ide(void)
|
||||
{
|
||||
hw_regs_t hw;
|
||||
int ide_offsets[IDE_NR_PORTS], h, i;
|
||||
int h;
|
||||
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
|
||||
|
||||
printk("ide: ETRAX FS built-in ATA DMA controller\n");
|
||||
|
||||
for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++)
|
||||
ide_offsets[i] = cris_ide_reg_addr(i, 0, 1);
|
||||
|
||||
/* the IDE control register is at ATA address 6, with CS1 active instead of CS0 */
|
||||
ide_offsets[IDE_CONTROL_OFFSET] = cris_ide_reg_addr(6, 1, 0);
|
||||
|
||||
for (h = 0; h < 4; h++) {
|
||||
ide_hwif_t *hwif = NULL;
|
||||
|
||||
ide_setup_ports(&hw, cris_ide_base_address(h),
|
||||
ide_offsets,
|
||||
0, 0, cris_ide_ack_intr,
|
||||
ide_default_irq(0));
|
||||
cris_setup_ports(&hw, cris_ide_base_address(h));
|
||||
|
||||
hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
|
||||
if (hwif == NULL)
|
||||
continue;
|
||||
|
||||
@ -171,7 +171,7 @@ err:
|
||||
static acpi_handle ide_acpi_hwif_get_handle(ide_hwif_t *hwif)
|
||||
{
|
||||
struct device *dev = hwif->gendev.parent;
|
||||
acpi_handle dev_handle;
|
||||
acpi_handle uninitialized_var(dev_handle);
|
||||
acpi_integer pcidevfn;
|
||||
acpi_handle chan_handle;
|
||||
int err;
|
||||
|
||||
@ -295,7 +295,8 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
|
||||
int stat, err, sense_key;
|
||||
|
||||
/* Check for errors. */
|
||||
stat = HWIF(drive)->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (stat_ret)
|
||||
*stat_ret = stat;
|
||||
|
||||
@ -303,7 +304,7 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
|
||||
return 0;
|
||||
|
||||
/* Get the IDE error register. */
|
||||
err = HWIF(drive)->INB(IDE_ERROR_REG);
|
||||
err = ide_read_error(drive);
|
||||
sense_key = err >> 4;
|
||||
|
||||
if (rq == NULL) {
|
||||
@ -692,7 +693,7 @@ int ide_cd_check_ireason(ide_drive_t *drive, int len, int ireason, int rw)
|
||||
/* Some drives (ASUS) seem to tell us that status
|
||||
* info is available. just get it and ignore.
|
||||
*/
|
||||
(void) HWIF(drive)->INB(IDE_STATUS_REG);
|
||||
(void)ide_read_status(drive);
|
||||
return 0;
|
||||
} else {
|
||||
/* Drive wants a command packet, or invalid ireason... */
|
||||
@ -1326,7 +1327,7 @@ ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block)
|
||||
if (blk_fs_request(rq)) {
|
||||
if (info->cd_flags & IDE_CD_FLAG_SEEKING) {
|
||||
unsigned long elapsed = jiffies - info->start_seek;
|
||||
int stat = HWIF(drive)->INB(IDE_STATUS_REG);
|
||||
int stat = ide_read_status(drive);
|
||||
|
||||
if ((stat & SEEK_STAT) != SEEK_STAT) {
|
||||
if (elapsed < IDECD_SEEK_TIMEOUT) {
|
||||
|
||||
@ -147,7 +147,8 @@ ide_startstop_t ide_dma_intr (ide_drive_t *drive)
|
||||
u8 stat = 0, dma_stat = 0;
|
||||
|
||||
dma_stat = HWIF(drive)->ide_dma_end(drive);
|
||||
stat = HWIF(drive)->INB(IDE_STATUS_REG); /* get drive status */
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (OK_STAT(stat,DRIVE_READY,drive->bad_wstat|DRQ_STAT)) {
|
||||
if (!dma_stat) {
|
||||
struct request *rq = HWGROUP(drive)->rq;
|
||||
|
||||
@ -465,7 +465,7 @@ static void idefloppy_retry_pc(ide_drive_t *drive)
|
||||
idefloppy_pc_t *pc;
|
||||
struct request *rq;
|
||||
|
||||
(void)drive->hwif->INB(IDE_ERROR_REG);
|
||||
(void)ide_read_error(drive);
|
||||
pc = idefloppy_next_pc_storage(drive);
|
||||
rq = idefloppy_next_rq_storage(drive);
|
||||
idefloppy_create_request_sense_cmd(pc);
|
||||
@ -501,7 +501,7 @@ static ide_startstop_t idefloppy_pc_intr (ide_drive_t *drive)
|
||||
}
|
||||
|
||||
/* Clear the interrupt */
|
||||
stat = drive->hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
/* No more interrupts */
|
||||
if ((stat & DRQ_STAT) == 0) {
|
||||
@ -1246,7 +1246,7 @@ static int idefloppy_get_format_progress(ide_drive_t *drive, int __user *arg)
|
||||
u8 stat;
|
||||
|
||||
local_irq_save(flags);
|
||||
stat = drive->hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
local_irq_restore(flags);
|
||||
|
||||
progress_indication = ((stat & SEEK_STAT) == 0) ? 0 : 0x10000;
|
||||
|
||||
@ -20,8 +20,14 @@ static int __init ide_generic_init(void)
|
||||
if (ide_hwifs[0].io_ports[IDE_DATA_OFFSET])
|
||||
ide_get_lock(NULL, NULL); /* for atari only */
|
||||
|
||||
for (i = 0; i < MAX_HWIFS; i++)
|
||||
idx[i] = ide_hwifs[i].present ? 0xff : i;
|
||||
for (i = 0; i < MAX_HWIFS; i++) {
|
||||
ide_hwif_t *hwif = &ide_hwifs[i];
|
||||
|
||||
if (hwif->io_ports[IDE_DATA_OFFSET] && !hwif->present)
|
||||
idx[i] = i;
|
||||
else
|
||||
idx[i] = 0xff;
|
||||
}
|
||||
|
||||
ide_device_add_all(idx, NULL);
|
||||
|
||||
|
||||
@ -466,7 +466,7 @@ static ide_startstop_t ide_ata_error(ide_drive_t *drive, struct request *rq, u8
|
||||
return ide_stopped;
|
||||
}
|
||||
|
||||
if (hwif->INB(IDE_STATUS_REG) & (BUSY_STAT|DRQ_STAT))
|
||||
if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT))
|
||||
rq->errors |= ERROR_RESET;
|
||||
|
||||
if ((rq->errors & ERROR_RESET) == ERROR_RESET) {
|
||||
@ -493,7 +493,7 @@ static ide_startstop_t ide_atapi_error(ide_drive_t *drive, struct request *rq, u
|
||||
/* add decoding error stuff */
|
||||
}
|
||||
|
||||
if (hwif->INB(IDE_STATUS_REG) & (BUSY_STAT|DRQ_STAT))
|
||||
if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT))
|
||||
/* force an abort */
|
||||
hwif->OUTB(WIN_IDLEIMMEDIATE, IDE_COMMAND_REG);
|
||||
|
||||
@ -821,9 +821,8 @@ static ide_startstop_t execute_drive_cmd (ide_drive_t *drive,
|
||||
#ifdef DEBUG
|
||||
printk("%s: DRIVE_CMD (null)\n", drive->name);
|
||||
#endif
|
||||
ide_end_drive_cmd(drive,
|
||||
hwif->INB(IDE_STATUS_REG),
|
||||
hwif->INB(IDE_ERROR_REG));
|
||||
ide_end_drive_cmd(drive, ide_read_status(drive), ide_read_error(drive));
|
||||
|
||||
return ide_stopped;
|
||||
}
|
||||
|
||||
@ -1231,7 +1230,7 @@ static ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error)
|
||||
printk(KERN_WARNING "%s: DMA timeout error\n", drive->name);
|
||||
(void)HWIF(drive)->ide_dma_end(drive);
|
||||
ret = ide_error(drive, "dma timeout error",
|
||||
hwif->INB(IDE_STATUS_REG));
|
||||
ide_read_status(drive));
|
||||
} else {
|
||||
printk(KERN_WARNING "%s: DMA timeout retry\n", drive->name);
|
||||
hwif->dma_timeout(drive);
|
||||
@ -1355,7 +1354,8 @@ void ide_timer_expiry (unsigned long data)
|
||||
startstop = ide_dma_timeout_retry(drive, wait);
|
||||
} else
|
||||
startstop =
|
||||
ide_error(drive, "irq timeout", hwif->INB(IDE_STATUS_REG));
|
||||
ide_error(drive, "irq timeout",
|
||||
ide_read_status(drive));
|
||||
}
|
||||
drive->service_time = jiffies - drive->service_start;
|
||||
spin_lock_irq(&ide_lock);
|
||||
|
||||
@ -430,10 +430,10 @@ int drive_is_ready (ide_drive_t *drive)
|
||||
* about possible isa-pnp and pci-pnp issues yet.
|
||||
*/
|
||||
if (IDE_CONTROL_REG)
|
||||
stat = hwif->INB(IDE_ALTSTATUS_REG);
|
||||
stat = ide_read_altstatus(drive);
|
||||
else
|
||||
/* Note: this may clear a pending IRQ!! */
|
||||
stat = hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (stat & BUSY_STAT)
|
||||
/* drive busy: definitely not interrupting */
|
||||
@ -458,23 +458,24 @@ EXPORT_SYMBOL(drive_is_ready);
|
||||
*/
|
||||
static int __ide_wait_stat(ide_drive_t *drive, u8 good, u8 bad, unsigned long timeout, u8 *rstat)
|
||||
{
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
unsigned long flags;
|
||||
int i;
|
||||
u8 stat;
|
||||
|
||||
udelay(1); /* spec allows drive 400ns to assert "BUSY" */
|
||||
if ((stat = hwif->INB(IDE_STATUS_REG)) & BUSY_STAT) {
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (stat & BUSY_STAT) {
|
||||
local_irq_set(flags);
|
||||
timeout += jiffies;
|
||||
while ((stat = hwif->INB(IDE_STATUS_REG)) & BUSY_STAT) {
|
||||
while ((stat = ide_read_status(drive)) & BUSY_STAT) {
|
||||
if (time_after(jiffies, timeout)) {
|
||||
/*
|
||||
* One last read after the timeout in case
|
||||
* heavy interrupt load made us not make any
|
||||
* progress during the timeout..
|
||||
*/
|
||||
stat = hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
if (!(stat & BUSY_STAT))
|
||||
break;
|
||||
|
||||
@ -494,7 +495,9 @@ static int __ide_wait_stat(ide_drive_t *drive, u8 good, u8 bad, unsigned long ti
|
||||
*/
|
||||
for (i = 0; i < 10; i++) {
|
||||
udelay(1);
|
||||
if (OK_STAT((stat = hwif->INB(IDE_STATUS_REG)), good, bad)) {
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (OK_STAT(stat, good, bad)) {
|
||||
*rstat = stat;
|
||||
return 0;
|
||||
}
|
||||
@ -617,6 +620,7 @@ int ide_driveid_update(ide_drive_t *drive)
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
struct hd_driveid *id;
|
||||
unsigned long timeout, flags;
|
||||
u8 stat;
|
||||
|
||||
/*
|
||||
* Re-read drive->id for possible DMA mode
|
||||
@ -633,10 +637,15 @@ int ide_driveid_update(ide_drive_t *drive)
|
||||
SELECT_MASK(drive, 0);
|
||||
return 0; /* drive timed-out */
|
||||
}
|
||||
|
||||
msleep(50); /* give drive a breather */
|
||||
} while (hwif->INB(IDE_ALTSTATUS_REG) & BUSY_STAT);
|
||||
stat = ide_read_altstatus(drive);
|
||||
} while (stat & BUSY_STAT);
|
||||
|
||||
msleep(50); /* wait for IRQ and DRQ_STAT */
|
||||
if (!OK_STAT(hwif->INB(IDE_STATUS_REG),DRQ_STAT,BAD_R_STAT)) {
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (!OK_STAT(stat, DRQ_STAT, BAD_R_STAT)) {
|
||||
SELECT_MASK(drive, 0);
|
||||
printk("%s: CHECK for good STATUS\n", drive->name);
|
||||
return 0;
|
||||
@ -649,7 +658,7 @@ int ide_driveid_update(ide_drive_t *drive)
|
||||
return 0;
|
||||
}
|
||||
ata_input_data(drive, id, SECTOR_WORDS);
|
||||
(void) hwif->INB(IDE_STATUS_REG); /* clear drive IRQ */
|
||||
(void)ide_read_status(drive); /* clear drive IRQ */
|
||||
local_irq_enable();
|
||||
local_irq_restore(flags);
|
||||
ide_fix_driveid(id);
|
||||
@ -850,17 +859,16 @@ static ide_startstop_t do_reset1 (ide_drive_t *, int);
|
||||
static ide_startstop_t atapi_reset_pollfunc (ide_drive_t *drive)
|
||||
{
|
||||
ide_hwgroup_t *hwgroup = HWGROUP(drive);
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
u8 stat;
|
||||
|
||||
SELECT_DRIVE(drive);
|
||||
udelay (10);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (OK_STAT(stat = hwif->INB(IDE_STATUS_REG), 0, BUSY_STAT)) {
|
||||
if (OK_STAT(stat, 0, BUSY_STAT))
|
||||
printk("%s: ATAPI reset complete\n", drive->name);
|
||||
} else {
|
||||
else {
|
||||
if (time_before(jiffies, hwgroup->poll_timeout)) {
|
||||
BUG_ON(HWGROUP(drive)->handler != NULL);
|
||||
ide_set_handler(drive, &atapi_reset_pollfunc, HZ/20, NULL);
|
||||
/* continue polling */
|
||||
return ide_started;
|
||||
@ -898,9 +906,10 @@ static ide_startstop_t reset_pollfunc (ide_drive_t *drive)
|
||||
}
|
||||
}
|
||||
|
||||
if (!OK_STAT(tmp = hwif->INB(IDE_STATUS_REG), 0, BUSY_STAT)) {
|
||||
tmp = ide_read_status(drive);
|
||||
|
||||
if (!OK_STAT(tmp, 0, BUSY_STAT)) {
|
||||
if (time_before(jiffies, hwgroup->poll_timeout)) {
|
||||
BUG_ON(HWGROUP(drive)->handler != NULL);
|
||||
ide_set_handler(drive, &reset_pollfunc, HZ/20, NULL);
|
||||
/* continue polling */
|
||||
return ide_started;
|
||||
@ -909,7 +918,9 @@ static ide_startstop_t reset_pollfunc (ide_drive_t *drive)
|
||||
drive->failures++;
|
||||
} else {
|
||||
printk("%s: reset: ", hwif->name);
|
||||
if ((tmp = hwif->INB(IDE_ERROR_REG)) == 1) {
|
||||
tmp = ide_read_error(drive);
|
||||
|
||||
if (tmp == 1) {
|
||||
printk("success\n");
|
||||
drive->failures = 0;
|
||||
} else {
|
||||
|
||||
@ -578,7 +578,7 @@ u8 ide_dump_status(ide_drive_t *drive, const char *msg, u8 stat)
|
||||
}
|
||||
printk("}\n");
|
||||
if ((stat & (BUSY_STAT|ERR_STAT)) == ERR_STAT) {
|
||||
err = drive->hwif->INB(IDE_ERROR_REG);
|
||||
err = ide_read_error(drive);
|
||||
printk("%s: %s: error=0x%02x ", drive->name, msg, err);
|
||||
if (drive->media == ide_disk)
|
||||
ide_dump_ata_error(drive, err);
|
||||
|
||||
@ -264,8 +264,7 @@ err_misc:
|
||||
static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
|
||||
{
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
int rc;
|
||||
unsigned long hd_status;
|
||||
int use_altstatus = 0, rc;
|
||||
unsigned long timeout;
|
||||
u8 s = 0, a = 0;
|
||||
|
||||
@ -273,19 +272,17 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
|
||||
msleep(50);
|
||||
|
||||
if (IDE_CONTROL_REG) {
|
||||
a = hwif->INB(IDE_ALTSTATUS_REG);
|
||||
s = hwif->INB(IDE_STATUS_REG);
|
||||
if ((a ^ s) & ~INDEX_STAT) {
|
||||
printk(KERN_INFO "%s: probing with STATUS(0x%02x) instead of "
|
||||
"ALTSTATUS(0x%02x)\n", drive->name, s, a);
|
||||
a = ide_read_altstatus(drive);
|
||||
s = ide_read_status(drive);
|
||||
if ((a ^ s) & ~INDEX_STAT)
|
||||
/* ancient Seagate drives, broken interfaces */
|
||||
hd_status = IDE_STATUS_REG;
|
||||
} else {
|
||||
printk(KERN_INFO "%s: probing with STATUS(0x%02x) "
|
||||
"instead of ALTSTATUS(0x%02x)\n",
|
||||
drive->name, s, a);
|
||||
else
|
||||
/* use non-intrusive polling */
|
||||
hd_status = IDE_ALTSTATUS_REG;
|
||||
use_altstatus = 1;
|
||||
}
|
||||
} else
|
||||
hd_status = IDE_STATUS_REG;
|
||||
|
||||
/* set features register for atapi
|
||||
* identify command to be sure of reply
|
||||
@ -306,11 +303,15 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
|
||||
}
|
||||
/* give drive a breather */
|
||||
msleep(50);
|
||||
} while ((hwif->INB(hd_status)) & BUSY_STAT);
|
||||
s = use_altstatus ? ide_read_altstatus(drive)
|
||||
: ide_read_status(drive);
|
||||
} while (s & BUSY_STAT);
|
||||
|
||||
/* wait for IRQ and DRQ_STAT */
|
||||
msleep(50);
|
||||
if (OK_STAT((hwif->INB(IDE_STATUS_REG)), DRQ_STAT, BAD_R_STAT)) {
|
||||
s = ide_read_status(drive);
|
||||
|
||||
if (OK_STAT(s, DRQ_STAT, BAD_R_STAT)) {
|
||||
unsigned long flags;
|
||||
|
||||
/* local CPU only; some systems need this */
|
||||
@ -320,7 +321,7 @@ static int actual_try_to_identify (ide_drive_t *drive, u8 cmd)
|
||||
/* drive responded with ID */
|
||||
rc = 0;
|
||||
/* clear drive IRQ */
|
||||
(void) hwif->INB(IDE_STATUS_REG);
|
||||
(void)ide_read_status(drive);
|
||||
local_irq_restore(flags);
|
||||
} else {
|
||||
/* drive refused ID */
|
||||
@ -367,7 +368,7 @@ static int try_to_identify (ide_drive_t *drive, u8 cmd)
|
||||
|
||||
ide_set_irq(drive, 0);
|
||||
/* clear drive IRQ */
|
||||
(void) hwif->INB(IDE_STATUS_REG);
|
||||
(void)ide_read_status(drive);
|
||||
udelay(5);
|
||||
irq = probe_irq_off(cookie);
|
||||
if (!hwif->irq) {
|
||||
@ -455,7 +456,9 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
|
||||
return 3;
|
||||
}
|
||||
|
||||
if (OK_STAT((hwif->INB(IDE_STATUS_REG)), READY_STAT, BUSY_STAT) ||
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (OK_STAT(stat, READY_STAT, BUSY_STAT) ||
|
||||
drive->present || cmd == WIN_PIDENTIFY) {
|
||||
/* send cmd and wait */
|
||||
if ((rc = try_to_identify(drive, cmd))) {
|
||||
@ -463,7 +466,7 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
|
||||
rc = try_to_identify(drive,cmd);
|
||||
}
|
||||
|
||||
stat = hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (stat == (BUSY_STAT | READY_STAT))
|
||||
return 4;
|
||||
@ -482,7 +485,7 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
|
||||
}
|
||||
|
||||
/* ensure drive IRQ is clear */
|
||||
stat = hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (rc == 1)
|
||||
printk(KERN_ERR "%s: no response (status = 0x%02x)\n",
|
||||
@ -496,7 +499,7 @@ static int do_probe (ide_drive_t *drive, u8 cmd)
|
||||
SELECT_DRIVE(&hwif->drives[0]);
|
||||
msleep(50);
|
||||
/* ensure drive irq is clear */
|
||||
(void) hwif->INB(IDE_STATUS_REG);
|
||||
(void)ide_read_status(drive);
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
@ -521,7 +524,7 @@ static void enable_nest (ide_drive_t *drive)
|
||||
|
||||
msleep(50);
|
||||
|
||||
stat = hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (!OK_STAT(stat, 0, BAD_STAT))
|
||||
printk(KERN_CONT "failed (status = 0x%02x)\n", stat);
|
||||
|
||||
@ -65,6 +65,7 @@ static int proc_ide_read_imodel
|
||||
case ide_4drives: name = "4drives"; break;
|
||||
case ide_pmac: name = "mac-io"; break;
|
||||
case ide_au1xxx: name = "au1xxx"; break;
|
||||
case ide_palm3710: name = "palm3710"; break;
|
||||
case ide_etrax100: name = "etrax100"; break;
|
||||
case ide_acorn: name = "acorn"; break;
|
||||
default: name = "(unknown)"; break;
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
@ -189,12 +189,11 @@ EXPORT_SYMBOL_GPL(do_rw_taskfile);
|
||||
*/
|
||||
static ide_startstop_t set_multmode_intr(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
u8 stat;
|
||||
u8 stat = ide_read_status(drive);
|
||||
|
||||
if (OK_STAT(stat = hwif->INB(IDE_STATUS_REG),READY_STAT,BAD_STAT)) {
|
||||
if (OK_STAT(stat, READY_STAT, BAD_STAT))
|
||||
drive->mult_count = drive->mult_req;
|
||||
} else {
|
||||
else {
|
||||
drive->mult_req = drive->mult_count = 0;
|
||||
drive->special.b.recalibrate = 1;
|
||||
(void) ide_dump_status(drive, "set_multmode", stat);
|
||||
@ -207,11 +206,10 @@ static ide_startstop_t set_multmode_intr(ide_drive_t *drive)
|
||||
*/
|
||||
static ide_startstop_t set_geometry_intr(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
int retries = 5;
|
||||
u8 stat;
|
||||
|
||||
while (((stat = hwif->INB(IDE_STATUS_REG)) & BUSY_STAT) && retries--)
|
||||
while (((stat = ide_read_status(drive)) & BUSY_STAT) && retries--)
|
||||
udelay(10);
|
||||
|
||||
if (OK_STAT(stat, READY_STAT, BAD_STAT))
|
||||
@ -230,10 +228,9 @@ static ide_startstop_t set_geometry_intr(ide_drive_t *drive)
|
||||
*/
|
||||
static ide_startstop_t recal_intr(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
u8 stat;
|
||||
u8 stat = ide_read_status(drive);
|
||||
|
||||
if (!OK_STAT(stat = hwif->INB(IDE_STATUS_REG), READY_STAT, BAD_STAT))
|
||||
if (!OK_STAT(stat, READY_STAT, BAD_STAT))
|
||||
return ide_error(drive, "recal_intr", stat);
|
||||
return ide_stopped;
|
||||
}
|
||||
@ -244,23 +241,23 @@ static ide_startstop_t recal_intr(ide_drive_t *drive)
|
||||
static ide_startstop_t task_no_data_intr(ide_drive_t *drive)
|
||||
{
|
||||
ide_task_t *args = HWGROUP(drive)->rq->special;
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
u8 stat;
|
||||
|
||||
local_irq_enable_in_hardirq();
|
||||
if (!OK_STAT(stat = hwif->INB(IDE_STATUS_REG),READY_STAT,BAD_STAT)) {
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (!OK_STAT(stat, READY_STAT, BAD_STAT))
|
||||
return ide_error(drive, "task_no_data_intr", stat);
|
||||
/* calls ide_end_drive_cmd */
|
||||
}
|
||||
|
||||
if (args)
|
||||
ide_end_drive_cmd(drive, stat, hwif->INB(IDE_ERROR_REG));
|
||||
ide_end_drive_cmd(drive, stat, ide_read_error(drive));
|
||||
|
||||
return ide_stopped;
|
||||
}
|
||||
|
||||
static u8 wait_drive_not_busy(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = HWIF(drive);
|
||||
int retries;
|
||||
u8 stat;
|
||||
|
||||
@ -269,7 +266,9 @@ static u8 wait_drive_not_busy(ide_drive_t *drive)
|
||||
* This can take up to 10 usec, but we will wait max 1 ms.
|
||||
*/
|
||||
for (retries = 0; retries < 100; retries++) {
|
||||
if ((stat = hwif->INB(IDE_STATUS_REG)) & BUSY_STAT)
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if (stat & BUSY_STAT)
|
||||
udelay(10);
|
||||
else
|
||||
break;
|
||||
@ -408,7 +407,7 @@ static ide_startstop_t task_error(ide_drive_t *drive, struct request *rq,
|
||||
void task_end_request(ide_drive_t *drive, struct request *rq, u8 stat)
|
||||
{
|
||||
if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {
|
||||
u8 err = drive->hwif->INB(IDE_ERROR_REG);
|
||||
u8 err = ide_read_error(drive);
|
||||
|
||||
ide_end_drive_cmd(drive, stat, err);
|
||||
return;
|
||||
@ -430,7 +429,7 @@ static ide_startstop_t task_in_intr(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
struct request *rq = HWGROUP(drive)->rq;
|
||||
u8 stat = hwif->INB(IDE_STATUS_REG);
|
||||
u8 stat = ide_read_status(drive);
|
||||
|
||||
/* new way for dealing with premature shared PCI interrupts */
|
||||
if (!OK_STAT(stat, DRQ_STAT, BAD_R_STAT)) {
|
||||
@ -465,7 +464,7 @@ static ide_startstop_t task_out_intr (ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
struct request *rq = HWGROUP(drive)->rq;
|
||||
u8 stat = hwif->INB(IDE_STATUS_REG);
|
||||
u8 stat = ide_read_status(drive);
|
||||
|
||||
if (!OK_STAT(stat, DRIVE_READY, drive->bad_wstat))
|
||||
return task_error(drive, rq, __FUNCTION__, stat);
|
||||
|
||||
@ -618,60 +618,6 @@ abort:
|
||||
|
||||
EXPORT_SYMBOL(ide_unregister);
|
||||
|
||||
|
||||
/**
|
||||
* ide_setup_ports - set up IDE interface ports
|
||||
* @hw: register descriptions
|
||||
* @base: base register
|
||||
* @offsets: table of register offsets
|
||||
* @ctrl: control register
|
||||
* @ack_irq: IRQ ack
|
||||
* @irq: interrupt lie
|
||||
*
|
||||
* Setup hw_regs_t structure described by parameters. You
|
||||
* may set up the hw structure yourself OR use this routine to
|
||||
* do it for you. This is basically a helper
|
||||
*
|
||||
*/
|
||||
|
||||
void ide_setup_ports ( hw_regs_t *hw,
|
||||
unsigned long base, int *offsets,
|
||||
unsigned long ctrl, unsigned long intr,
|
||||
ide_ack_intr_t *ack_intr,
|
||||
/*
|
||||
* ide_io_ops_t *iops,
|
||||
*/
|
||||
int irq)
|
||||
{
|
||||
int i;
|
||||
|
||||
memset(hw, 0, sizeof(hw_regs_t));
|
||||
for (i = 0; i < IDE_NR_PORTS; i++) {
|
||||
if (offsets[i] == -1) {
|
||||
switch(i) {
|
||||
case IDE_CONTROL_OFFSET:
|
||||
hw->io_ports[i] = ctrl;
|
||||
break;
|
||||
#if defined(CONFIG_AMIGA) || defined(CONFIG_MAC)
|
||||
case IDE_IRQ_OFFSET:
|
||||
hw->io_ports[i] = intr;
|
||||
break;
|
||||
#endif /* (CONFIG_AMIGA) || (CONFIG_MAC) */
|
||||
default:
|
||||
hw->io_ports[i] = 0;
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
hw->io_ports[i] = base + offsets[i];
|
||||
}
|
||||
}
|
||||
hw->irq = irq;
|
||||
hw->ack_intr = ack_intr;
|
||||
/*
|
||||
* hw->iops = iops;
|
||||
*/
|
||||
}
|
||||
|
||||
void ide_init_port_hw(ide_hwif_t *hwif, hw_regs_t *hw)
|
||||
{
|
||||
memcpy(hwif->io_ports, hw->io_ports, sizeof(hwif->io_ports));
|
||||
|
||||
@ -56,31 +56,11 @@ static u_int xsurf_bases[XSURF_NUM_HWIFS] __initdata = {
|
||||
XSURF_BASE1, XSURF_BASE2
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* Offsets from one of the above bases
|
||||
*/
|
||||
|
||||
#define BUDDHA_DATA 0x00
|
||||
#define BUDDHA_ERROR 0x06 /* see err-bits */
|
||||
#define BUDDHA_NSECTOR 0x0a /* nr of sectors to read/write */
|
||||
#define BUDDHA_SECTOR 0x0e /* starting sector */
|
||||
#define BUDDHA_LCYL 0x12 /* starting cylinder */
|
||||
#define BUDDHA_HCYL 0x16 /* high byte of starting cyl */
|
||||
#define BUDDHA_SELECT 0x1a /* 101dhhhh , d=drive, hhhh=head */
|
||||
#define BUDDHA_STATUS 0x1e /* see status-bits */
|
||||
#define BUDDHA_CONTROL 0x11a
|
||||
#define XSURF_CONTROL -1 /* X-Surf has no CS1* (Control/AltStat) */
|
||||
|
||||
static int buddha_offsets[IDE_NR_PORTS] __initdata = {
|
||||
BUDDHA_DATA, BUDDHA_ERROR, BUDDHA_NSECTOR, BUDDHA_SECTOR, BUDDHA_LCYL,
|
||||
BUDDHA_HCYL, BUDDHA_SELECT, BUDDHA_STATUS, BUDDHA_CONTROL, -1
|
||||
};
|
||||
|
||||
static int xsurf_offsets[IDE_NR_PORTS] __initdata = {
|
||||
BUDDHA_DATA, BUDDHA_ERROR, BUDDHA_NSECTOR, BUDDHA_SECTOR, BUDDHA_LCYL,
|
||||
BUDDHA_HCYL, BUDDHA_SELECT, BUDDHA_STATUS, XSURF_CONTROL, -1
|
||||
};
|
||||
|
||||
/*
|
||||
* Other registers
|
||||
@ -140,6 +120,26 @@ static int xsurf_ack_intr(ide_hwif_t *hwif)
|
||||
return 1;
|
||||
}
|
||||
|
||||
static void __init buddha_setup_ports(hw_regs_t *hw, unsigned long base,
|
||||
unsigned long ctl, unsigned long irq_port,
|
||||
ide_ack_intr_t *ack_intr)
|
||||
{
|
||||
int i;
|
||||
|
||||
memset(hw, 0, sizeof(*hw));
|
||||
|
||||
hw->io_ports[IDE_DATA_OFFSET] = base;
|
||||
|
||||
for (i = 1; i < 8; i++)
|
||||
hw->io_ports[i] = base + 2 + i * 4;
|
||||
|
||||
hw->io_ports[IDE_CONTROL_OFFSET] = ctl;
|
||||
hw->io_ports[IDE_IRQ_OFFSET] = irq_port;
|
||||
|
||||
hw->irq = IRQ_AMIGA_PORTS;
|
||||
hw->ack_intr = ack_intr;
|
||||
}
|
||||
|
||||
/*
|
||||
* Probe for a Buddha or Catweasel IDE interface
|
||||
*/
|
||||
@ -202,23 +202,25 @@ fail_base2:
|
||||
printk(KERN_INFO "ide: %s IDE controller\n",
|
||||
buddha_board_name[type]);
|
||||
|
||||
for(i=0;i<buddha_num_hwifs;i++) {
|
||||
if(type != BOARD_XSURF) {
|
||||
ide_setup_ports(&hw, (buddha_board+buddha_bases[i]),
|
||||
buddha_offsets, 0,
|
||||
(buddha_board+buddha_irqports[i]),
|
||||
buddha_ack_intr,
|
||||
// budda_iops,
|
||||
IRQ_AMIGA_PORTS);
|
||||
for (i = 0; i < buddha_num_hwifs; i++) {
|
||||
unsigned long base, ctl, irq_port;
|
||||
ide_ack_intr_t *ack_intr;
|
||||
|
||||
if (type != BOARD_XSURF) {
|
||||
base = buddha_board + buddha_bases[i];
|
||||
ctl = base + BUDDHA_CONTROL;
|
||||
irq_port = buddha_board + buddha_irqports[i];
|
||||
ack_intr = buddha_ack_intr;
|
||||
} else {
|
||||
ide_setup_ports(&hw, (buddha_board+xsurf_bases[i]),
|
||||
xsurf_offsets, 0,
|
||||
(buddha_board+xsurf_irqports[i]),
|
||||
xsurf_ack_intr,
|
||||
// xsurf_iops,
|
||||
IRQ_AMIGA_PORTS);
|
||||
base = buddha_board + xsurf_bases[i];
|
||||
/* X-Surf has no CS1* (Control/AltStat) */
|
||||
ctl = 0;
|
||||
irq_port = buddha_board + xsurf_irqports[i];
|
||||
ack_intr = xsurf_ack_intr;
|
||||
}
|
||||
|
||||
buddha_setup_ports(&hw, base, ctl, irq_port, ack_intr);
|
||||
|
||||
hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
|
||||
if (hwif) {
|
||||
u8 index = hwif->index;
|
||||
|
||||
@ -33,22 +33,8 @@
|
||||
* Offsets from the above base
|
||||
*/
|
||||
|
||||
#define ATA_HD_DATA 0x00
|
||||
#define ATA_HD_ERROR 0x05 /* see err-bits */
|
||||
#define ATA_HD_NSECTOR 0x09 /* nr of sectors to read/write */
|
||||
#define ATA_HD_SECTOR 0x0d /* starting sector */
|
||||
#define ATA_HD_LCYL 0x11 /* starting cylinder */
|
||||
#define ATA_HD_HCYL 0x15 /* high byte of starting cyl */
|
||||
#define ATA_HD_SELECT 0x19 /* 101dhhhh , d=drive, hhhh=head */
|
||||
#define ATA_HD_STATUS 0x1d /* see status-bits */
|
||||
#define ATA_HD_CONTROL 0x39
|
||||
|
||||
static int falconide_offsets[IDE_NR_PORTS] __initdata = {
|
||||
ATA_HD_DATA, ATA_HD_ERROR, ATA_HD_NSECTOR, ATA_HD_SECTOR, ATA_HD_LCYL,
|
||||
ATA_HD_HCYL, ATA_HD_SELECT, ATA_HD_STATUS, ATA_HD_CONTROL, -1
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* falconide_intr_lock is used to obtain access to the IDE interrupt,
|
||||
* which is shared between several drivers.
|
||||
@ -57,6 +43,22 @@ static int falconide_offsets[IDE_NR_PORTS] __initdata = {
|
||||
int falconide_intr_lock;
|
||||
EXPORT_SYMBOL(falconide_intr_lock);
|
||||
|
||||
static void __init falconide_setup_ports(hw_regs_t *hw)
|
||||
{
|
||||
int i;
|
||||
|
||||
memset(hw, 0, sizeof(*hw));
|
||||
|
||||
hw->io_ports[IDE_DATA_OFFSET] = ATA_HD_BASE;
|
||||
|
||||
for (i = 1; i < 8; i++)
|
||||
hw->io_ports[i] = ATA_HD_BASE + 1 + i * 4;
|
||||
|
||||
hw->io_ports[IDE_CONTROL_OFFSET] = ATA_HD_CONTROL;
|
||||
|
||||
hw->irq = IRQ_MFP_IDE;
|
||||
hw->ack_intr = NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
* Probe for a Falcon IDE interface
|
||||
@ -64,16 +66,15 @@ EXPORT_SYMBOL(falconide_intr_lock);
|
||||
|
||||
static int __init falconide_init(void)
|
||||
{
|
||||
if (MACH_IS_ATARI && ATARIHW_PRESENT(IDE)) {
|
||||
hw_regs_t hw;
|
||||
ide_hwif_t *hwif;
|
||||
|
||||
if (!MACH_IS_ATARI || !ATARIHW_PRESENT(IDE))
|
||||
return 0;
|
||||
|
||||
printk(KERN_INFO "ide: Falcon IDE controller\n");
|
||||
|
||||
ide_setup_ports(&hw, ATA_HD_BASE, falconide_offsets,
|
||||
0, 0, NULL,
|
||||
// falconide_iops,
|
||||
IRQ_MFP_IDE);
|
||||
falconide_setup_ports(&hw);
|
||||
|
||||
hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
|
||||
if (hwif) {
|
||||
@ -85,7 +86,6 @@ static int __init falconide_init(void)
|
||||
|
||||
ide_device_add(idx, NULL);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -34,22 +34,8 @@
|
||||
* Offsets from one of the above bases
|
||||
*/
|
||||
|
||||
#define GAYLE_DATA 0x00
|
||||
#define GAYLE_ERROR 0x06 /* see err-bits */
|
||||
#define GAYLE_NSECTOR 0x0a /* nr of sectors to read/write */
|
||||
#define GAYLE_SECTOR 0x0e /* starting sector */
|
||||
#define GAYLE_LCYL 0x12 /* starting cylinder */
|
||||
#define GAYLE_HCYL 0x16 /* high byte of starting cyl */
|
||||
#define GAYLE_SELECT 0x1a /* 101dhhhh , d=drive, hhhh=head */
|
||||
#define GAYLE_STATUS 0x1e /* see status-bits */
|
||||
#define GAYLE_CONTROL 0x101a
|
||||
|
||||
static int gayle_offsets[IDE_NR_PORTS] __initdata = {
|
||||
GAYLE_DATA, GAYLE_ERROR, GAYLE_NSECTOR, GAYLE_SECTOR, GAYLE_LCYL,
|
||||
GAYLE_HCYL, GAYLE_SELECT, GAYLE_STATUS, -1, -1
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* These are at different offsets from the base
|
||||
*/
|
||||
@ -106,6 +92,26 @@ static int gayle_ack_intr_a1200(ide_hwif_t *hwif)
|
||||
return 1;
|
||||
}
|
||||
|
||||
static void __init gayle_setup_ports(hw_regs_t *hw, unsigned long base,
|
||||
unsigned long ctl, unsigned long irq_port,
|
||||
ide_ack_intr_t *ack_intr);
|
||||
{
|
||||
int i;
|
||||
|
||||
memset(hw, 0, sizeof(*hw));
|
||||
|
||||
hw->io_ports[IDE_DATA_OFFSET] = base;
|
||||
|
||||
for (i = 1; i < 8; i++)
|
||||
hw->io_ports[i] = base + 2 + i * 4;
|
||||
|
||||
hw->io_ports[IDE_CONTROL_OFFSET] = ctl;
|
||||
hw->io_ports[IDE_IRQ_OFFSET] = irq_port;
|
||||
|
||||
hw->irq = IRQ_AMIGA_PORTS;
|
||||
hw->ack_intr = ack_intr;
|
||||
}
|
||||
|
||||
/*
|
||||
* Probe for a Gayle IDE interface (and optionally for an IDE doubler)
|
||||
*/
|
||||
@ -167,10 +173,7 @@ found:
|
||||
base = (unsigned long)ZTWO_VADDR(phys_base);
|
||||
ctrlport = GAYLE_HAS_CONTROL_REG ? (base + GAYLE_CONTROL) : 0;
|
||||
|
||||
ide_setup_ports(&hw, base, gayle_offsets,
|
||||
ctrlport, irqport, ack_intr,
|
||||
// &gayle_iops,
|
||||
IRQ_AMIGA_PORTS);
|
||||
gayle_setup_ports(&hw, base, ctrlport, irqport, ack_intr);
|
||||
|
||||
hwif = ide_find_port(base);
|
||||
if (hwif) {
|
||||
|
||||
@ -421,11 +421,14 @@ static void bad_rw_intr(void)
|
||||
|
||||
static inline int wait_DRQ(void)
|
||||
{
|
||||
int retries = 100000, stat;
|
||||
int retries;
|
||||
int stat;
|
||||
|
||||
while (--retries > 0)
|
||||
if ((stat = inb_p(HD_STATUS)) & DRQ_STAT)
|
||||
for (retries = 0; retries < 100000; retries++) {
|
||||
stat = inb_p(HD_STATUS);
|
||||
if (stat & DRQ_STAT)
|
||||
return 0;
|
||||
}
|
||||
dump_status("wait_DRQ", stat);
|
||||
return -1;
|
||||
}
|
||||
|
||||
@ -31,14 +31,6 @@
|
||||
* These match MkLinux so they should be correct.
|
||||
*/
|
||||
|
||||
#define IDE_DATA 0x00
|
||||
#define IDE_ERROR 0x04 /* see err-bits */
|
||||
#define IDE_NSECTOR 0x08 /* nr of sectors to read/write */
|
||||
#define IDE_SECTOR 0x0c /* starting sector */
|
||||
#define IDE_LCYL 0x10 /* starting cylinder */
|
||||
#define IDE_HCYL 0x14 /* high byte of starting cyl */
|
||||
#define IDE_SELECT 0x18 /* 101dhhhh , d=drive, hhhh=head */
|
||||
#define IDE_STATUS 0x1c /* see status-bits */
|
||||
#define IDE_CONTROL 0x38 /* control/altstatus */
|
||||
|
||||
/*
|
||||
@ -63,11 +55,6 @@
|
||||
|
||||
volatile unsigned char *ide_ifr = (unsigned char *) (IDE_BASE + IDE_IFR);
|
||||
|
||||
static int macide_offsets[IDE_NR_PORTS] = {
|
||||
IDE_DATA, IDE_ERROR, IDE_NSECTOR, IDE_SECTOR, IDE_LCYL,
|
||||
IDE_HCYL, IDE_SELECT, IDE_STATUS, IDE_CONTROL
|
||||
};
|
||||
|
||||
int macide_ack_intr(ide_hwif_t* hwif)
|
||||
{
|
||||
if (*ide_ifr & 0x20) {
|
||||
@ -77,6 +64,22 @@ int macide_ack_intr(ide_hwif_t* hwif)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __init macide_setup_ports(hw_regs_t *hw, unsigned long base,
|
||||
int irq, ide_ack_intr_t *ack_intr)
|
||||
{
|
||||
int i;
|
||||
|
||||
memset(hw, 0, sizeof(*hw));
|
||||
|
||||
for (i = 0; i < 8; i++)
|
||||
hw->io_ports[i] = base + i * 4;
|
||||
|
||||
hw->io_ports[IDE_CONTROL_OFFSET] = IDE_CONTROL;
|
||||
|
||||
hw->irq = irq;
|
||||
hw->ack_intr = ack_intr;
|
||||
}
|
||||
|
||||
static const char *mac_ide_name[] =
|
||||
{ "Quadra", "Powerbook", "Powerbook Baboon" };
|
||||
|
||||
@ -86,27 +89,27 @@ static const char *mac_ide_name[] =
|
||||
|
||||
static int __init macide_init(void)
|
||||
{
|
||||
hw_regs_t hw;
|
||||
ide_hwif_t *hwif;
|
||||
ide_ack_intr_t *ack_intr;
|
||||
unsigned long base;
|
||||
int irq;
|
||||
hw_regs_t hw;
|
||||
|
||||
switch (macintosh_config->ide_type) {
|
||||
case MAC_IDE_QUADRA:
|
||||
ide_setup_ports(&hw, IDE_BASE, macide_offsets,
|
||||
0, 0, macide_ack_intr,
|
||||
// quadra_ide_iops,
|
||||
IRQ_NUBUS_F);
|
||||
base = IDE_BASE;
|
||||
ack_intr = macide_ack_intr;
|
||||
irq = IRQ_NUBUS_F;
|
||||
break;
|
||||
case MAC_IDE_PB:
|
||||
ide_setup_ports(&hw, IDE_BASE, macide_offsets,
|
||||
0, 0, macide_ack_intr,
|
||||
// macide_pb_iops,
|
||||
IRQ_NUBUS_C);
|
||||
base = IDE_BASE;
|
||||
ack_intr = macide_ack_intr;
|
||||
irq = IRQ_NUBUS_C;
|
||||
break;
|
||||
case MAC_IDE_BABOON:
|
||||
ide_setup_ports(&hw, BABOON_BASE, macide_offsets,
|
||||
0, 0, NULL,
|
||||
// macide_baboon_iops,
|
||||
IRQ_BABOON_1);
|
||||
base = BABOON_BASE;
|
||||
ack_intr = NULL;
|
||||
irq = IRQ_BABOON_1;
|
||||
break;
|
||||
default:
|
||||
return -ENODEV;
|
||||
@ -115,6 +118,8 @@ static int __init macide_init(void)
|
||||
printk(KERN_INFO "ide: Macintosh %s IDE controller\n",
|
||||
mac_ide_name[macintosh_config->ide_type - 1]);
|
||||
|
||||
macide_setup_ports(&hw, base, irq, ack_intr);
|
||||
|
||||
hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
|
||||
if (hwif) {
|
||||
u8 index = hwif->index;
|
||||
|
||||
@ -66,16 +66,12 @@ static int q40ide_default_irq(unsigned long base)
|
||||
|
||||
|
||||
/*
|
||||
* This is very similar to ide_setup_ports except that addresses
|
||||
* are pretranslated for q40 ISA access
|
||||
* Addresses are pretranslated for Q40 ISA access.
|
||||
*/
|
||||
void q40_ide_setup_ports ( hw_regs_t *hw,
|
||||
unsigned long base, int *offsets,
|
||||
unsigned long ctrl, unsigned long intr,
|
||||
ide_ack_intr_t *ack_intr,
|
||||
/*
|
||||
* ide_io_ops_t *iops,
|
||||
*/
|
||||
int irq)
|
||||
{
|
||||
int i;
|
||||
@ -92,9 +88,6 @@ void q40_ide_setup_ports ( hw_regs_t *hw,
|
||||
|
||||
hw->irq = irq;
|
||||
hw->ack_intr = ack_intr;
|
||||
/*
|
||||
* hw->iops = iops;
|
||||
*/
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -34,7 +34,8 @@ obj-$(CONFIG_BLK_DEV_TRM290) += trm290.o
|
||||
obj-$(CONFIG_BLK_DEV_VIA82CXXX) += via82cxxx.o
|
||||
|
||||
# Must appear at the end of the block
|
||||
obj-$(CONFIG_BLK_DEV_GENERIC) += generic.o
|
||||
obj-$(CONFIG_BLK_DEV_GENERIC) += ide-pci-generic.o
|
||||
ide-pci-generic-y += generic.o
|
||||
|
||||
ifeq ($(CONFIG_BLK_DEV_CMD640), m)
|
||||
obj-m += cmd640.o
|
||||
|
||||
@ -29,19 +29,6 @@
|
||||
|
||||
static int ide_generic_all; /* Set to claim all devices */
|
||||
|
||||
/*
|
||||
* the module_param_named() was added for the modular case
|
||||
* the __setup() is left as compatibility for existing setups
|
||||
*/
|
||||
#ifndef MODULE
|
||||
static int __init ide_generic_all_on(char *unused)
|
||||
{
|
||||
ide_generic_all = 1;
|
||||
printk(KERN_INFO "IDE generic will claim all unknown PCI IDE storage controllers.\n");
|
||||
return 1;
|
||||
}
|
||||
const __setup("all-generic-ide", ide_generic_all_on);
|
||||
#endif
|
||||
module_param_named(all_generic_ide, ide_generic_all, bool, 0444);
|
||||
MODULE_PARM_DESC(all_generic_ide, "IDE generic will claim all unknown PCI IDE storage controllers.");
|
||||
|
||||
|
||||
@ -704,9 +704,6 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif)
|
||||
hwif->sata_scr[SATA_STATUS_OFFSET] = base + 0x104;
|
||||
hwif->sata_scr[SATA_ERROR_OFFSET] = base + 0x108;
|
||||
hwif->sata_scr[SATA_CONTROL_OFFSET] = base + 0x100;
|
||||
hwif->sata_misc[SATA_MISC_OFFSET] = base + 0x140;
|
||||
hwif->sata_misc[SATA_PHY_OFFSET] = base + 0x144;
|
||||
hwif->sata_misc[SATA_IEN_OFFSET] = base + 0x148;
|
||||
}
|
||||
|
||||
memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports));
|
||||
|
||||
@ -78,12 +78,14 @@ struct media_bay_info {
|
||||
int cached_gpio;
|
||||
int sleeping;
|
||||
struct semaphore lock;
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
void __iomem *cd_base;
|
||||
int cd_index;
|
||||
int cd_irq;
|
||||
int cd_retry;
|
||||
#endif
|
||||
#if defined(CONFIG_BLK_DEV_IDE_PMAC) || defined(CONFIG_MAC_FLOPPY)
|
||||
int cd_index;
|
||||
#endif
|
||||
};
|
||||
|
||||
#define MAX_BAYS 2
|
||||
@ -91,7 +93,7 @@ struct media_bay_info {
|
||||
static struct media_bay_info media_bays[MAX_BAYS];
|
||||
int media_bay_count = 0;
|
||||
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
/* check the busy bit in the media-bay ide interface
|
||||
(assumes the media-bay contains an ide device) */
|
||||
#define MB_IDE_READY(i) ((readb(media_bays[i].cd_base + 0x70) & 0x80) == 0)
|
||||
@ -401,7 +403,7 @@ static void poll_media_bay(struct media_bay_info* bay)
|
||||
set_mb_power(bay, id != MB_NO);
|
||||
bay->content_id = id;
|
||||
if (id == MB_NO) {
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
bay->cd_retry = 0;
|
||||
#endif
|
||||
printk(KERN_INFO "media bay %d is empty\n", bay->index);
|
||||
@ -414,9 +416,9 @@ static void poll_media_bay(struct media_bay_info* bay)
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef CONFIG_MAC_FLOPPY
|
||||
int check_media_bay(struct device_node *which_bay, int what)
|
||||
{
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
int i;
|
||||
|
||||
for (i=0; i<media_bay_count; i++)
|
||||
@ -426,14 +428,14 @@ int check_media_bay(struct device_node *which_bay, int what)
|
||||
media_bays[i].cd_index = -1;
|
||||
return -EINVAL;
|
||||
}
|
||||
#endif /* CONFIG_BLK_DEV_IDE */
|
||||
return -ENODEV;
|
||||
}
|
||||
EXPORT_SYMBOL(check_media_bay);
|
||||
#endif /* CONFIG_MAC_FLOPPY */
|
||||
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
int check_media_bay_by_base(unsigned long base, int what)
|
||||
{
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
int i;
|
||||
|
||||
for (i=0; i<media_bay_count; i++)
|
||||
@ -443,7 +445,6 @@ int check_media_bay_by_base(unsigned long base, int what)
|
||||
media_bays[i].cd_index = -1;
|
||||
return -EINVAL;
|
||||
}
|
||||
#endif
|
||||
|
||||
return -ENODEV;
|
||||
}
|
||||
@ -451,7 +452,6 @@ int check_media_bay_by_base(unsigned long base, int what)
|
||||
int media_bay_set_ide_infos(struct device_node* which_bay, unsigned long base,
|
||||
int irq, int index)
|
||||
{
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
int i;
|
||||
|
||||
for (i=0; i<media_bay_count; i++) {
|
||||
@ -483,10 +483,10 @@ int media_bay_set_ide_infos(struct device_node* which_bay, unsigned long base,
|
||||
return -ENODEV;
|
||||
}
|
||||
}
|
||||
#endif /* CONFIG_BLK_DEV_IDE */
|
||||
|
||||
return -ENODEV;
|
||||
}
|
||||
#endif /* CONFIG_BLK_DEV_IDE_PMAC */
|
||||
|
||||
static void media_bay_step(int i)
|
||||
{
|
||||
@ -521,14 +521,13 @@ static void media_bay_step(int i)
|
||||
bay->state = mb_resetting;
|
||||
MBDBG("mediabay%d: waiting reset (kind:%d)\n", i, bay->content_id);
|
||||
break;
|
||||
|
||||
case mb_resetting:
|
||||
if (bay->content_id != MB_CD) {
|
||||
MBDBG("mediabay%d: bay is up (kind:%d)\n", i, bay->content_id);
|
||||
bay->state = mb_up;
|
||||
break;
|
||||
}
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
MBDBG("mediabay%d: waiting IDE reset (kind:%d)\n", i, bay->content_id);
|
||||
bay->ops->un_reset_ide(bay);
|
||||
bay->timer = msecs_to_jiffies(MB_IDE_WAIT);
|
||||
@ -536,16 +535,14 @@ static void media_bay_step(int i)
|
||||
#else
|
||||
printk(KERN_DEBUG "media-bay %d is ide (not compiled in kernel)\n", i);
|
||||
set_mb_power(bay, 0);
|
||||
#endif /* CONFIG_BLK_DEV_IDE */
|
||||
#endif /* CONFIG_BLK_DEV_IDE_PMAC */
|
||||
break;
|
||||
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
case mb_ide_resetting:
|
||||
bay->timer = msecs_to_jiffies(MB_IDE_TIMEOUT);
|
||||
bay->state = mb_ide_waiting;
|
||||
MBDBG("mediabay%d: waiting IDE ready (kind:%d)\n", i, bay->content_id);
|
||||
break;
|
||||
|
||||
case mb_ide_waiting:
|
||||
if (bay->cd_base == NULL) {
|
||||
bay->timer = 0;
|
||||
@ -587,11 +584,10 @@ static void media_bay_step(int i)
|
||||
bay->timer = 0;
|
||||
}
|
||||
break;
|
||||
#endif /* CONFIG_BLK_DEV_IDE */
|
||||
|
||||
#endif /* CONFIG_BLK_DEV_IDE_PMAC */
|
||||
case mb_powering_down:
|
||||
bay->state = mb_empty;
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
if (bay->cd_index >= 0) {
|
||||
printk(KERN_DEBUG "Unregistering mb %d ide, index:%d\n", i,
|
||||
bay->cd_index);
|
||||
@ -607,7 +603,7 @@ static void media_bay_step(int i)
|
||||
bay->content_id = MB_NO;
|
||||
}
|
||||
}
|
||||
#endif /* CONFIG_BLK_DEV_IDE */
|
||||
#endif /* CONFIG_BLK_DEV_IDE_PMAC */
|
||||
MBDBG("mediabay%d: end of power down\n", i);
|
||||
break;
|
||||
}
|
||||
@ -739,7 +735,7 @@ static int media_bay_resume(struct macio_dev *mdev)
|
||||
bay->last_value = bay->content_id;
|
||||
bay->value_count = msecs_to_jiffies(MB_STABLE_DELAY);
|
||||
bay->timer = msecs_to_jiffies(MB_POWER_DELAY);
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
bay->cd_retry = 0;
|
||||
#endif
|
||||
do {
|
||||
@ -829,7 +825,7 @@ static int __init media_bay_init(void)
|
||||
for (i=0; i<MAX_BAYS; i++) {
|
||||
memset((char *)&media_bays[i], 0, sizeof(struct media_bay_info));
|
||||
media_bays[i].content_id = -1;
|
||||
#ifdef CONFIG_BLK_DEV_IDE
|
||||
#ifdef CONFIG_BLK_DEV_IDE_PMAC
|
||||
media_bays[i].cd_index = -1;
|
||||
#endif
|
||||
}
|
||||
|
||||
@ -287,7 +287,7 @@ 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)
|
||||
{
|
||||
if (HWIF(drive)->INB(IDE_STATUS_REG) & (BUSY_STAT|DRQ_STAT))
|
||||
if (ide_read_status(drive) & (BUSY_STAT | DRQ_STAT))
|
||||
/* force an abort */
|
||||
HWIF(drive)->OUTB(WIN_IDLEIMMEDIATE,IDE_COMMAND_REG);
|
||||
|
||||
@ -423,7 +423,7 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
|
||||
}
|
||||
|
||||
/* Clear the interrupt */
|
||||
stat = drive->hwif->INB(IDE_STATUS_REG);
|
||||
stat = ide_read_status(drive);
|
||||
|
||||
if ((stat & DRQ_STAT) == 0) {
|
||||
/* No more interrupts */
|
||||
|
||||
@ -18,14 +18,14 @@
|
||||
#define MB_NO 7 /* media bay contains nothing */
|
||||
|
||||
int check_media_bay(struct device_node *which_bay, int what);
|
||||
int check_media_bay_by_base(unsigned long base, int what);
|
||||
|
||||
/* Number of bays in the machine or 0 */
|
||||
extern int media_bay_count;
|
||||
|
||||
/* called by pmac-ide.c to register IDE controller for media bay */
|
||||
extern int media_bay_set_ide_infos(struct device_node* which_bay,
|
||||
unsigned long base, int irq, int index);
|
||||
int check_media_bay_by_base(unsigned long base, int what);
|
||||
/* called by IDE PMAC host driver to register IDE controller for media bay */
|
||||
int media_bay_set_ide_infos(struct device_node *which_bay, unsigned long base,
|
||||
int irq, int index);
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _PPC_MEDIABAY_H */
|
||||
|
||||
@ -115,10 +115,6 @@ typedef unsigned char byte; /* used everywhere */
|
||||
#define SATA_ERROR_OFFSET (1)
|
||||
#define SATA_CONTROL_OFFSET (2)
|
||||
|
||||
#define SATA_MISC_OFFSET (0)
|
||||
#define SATA_PHY_OFFSET (1)
|
||||
#define SATA_IEN_OFFSET (2)
|
||||
|
||||
/*
|
||||
* Our Physical Region Descriptor (PRD) table should be large enough
|
||||
* to handle the biggest I/O request we are likely to see. Since requests
|
||||
@ -173,7 +169,7 @@ enum { ide_unknown, ide_generic, ide_pci,
|
||||
ide_rz1000, ide_trm290,
|
||||
ide_cmd646, ide_cy82c693, ide_4drives,
|
||||
ide_pmac, ide_etrax100, ide_acorn,
|
||||
ide_au1xxx, ide_forced
|
||||
ide_au1xxx, ide_palm3710, ide_forced
|
||||
};
|
||||
|
||||
typedef u8 hwif_chipset_t;
|
||||
@ -198,17 +194,6 @@ struct ide_drive_s;
|
||||
int ide_register_hw(hw_regs_t *, void (*)(struct ide_drive_s *),
|
||||
struct hwif_s **);
|
||||
|
||||
void ide_setup_ports( hw_regs_t *hw,
|
||||
unsigned long base,
|
||||
int *offsets,
|
||||
unsigned long ctrl,
|
||||
unsigned long intr,
|
||||
ide_ack_intr_t *ack_intr,
|
||||
#if 0
|
||||
ide_io_ops_t *iops,
|
||||
#endif
|
||||
int irq);
|
||||
|
||||
static inline void ide_std_init_ports(hw_regs_t *hw,
|
||||
unsigned long io_addr,
|
||||
unsigned long ctl_addr)
|
||||
@ -473,7 +458,6 @@ typedef struct hwif_s {
|
||||
/* task file registers for pata and sata */
|
||||
unsigned long io_ports[IDE_NR_PORTS];
|
||||
unsigned long sata_scr[SATA_NR_PORTS];
|
||||
unsigned long sata_misc[SATA_NR_PORTS];
|
||||
|
||||
ide_drive_t drives[MAX_DRIVES]; /* drive info */
|
||||
|
||||
@ -1014,7 +998,8 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o
|
||||
void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int, u8 *);
|
||||
void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *);
|
||||
|
||||
#ifdef CONFIG_BLK_DEV_IDEDMA_PCI
|
||||
/* FIXME: palm_bk3710 uses BLK_DEV_IDEDMA_PCI without BLK_DEV_IDEPCI! */
|
||||
#if defined(CONFIG_BLK_DEV_IDEPCI) && defined(CONFIG_BLK_DEV_IDEDMA_PCI)
|
||||
void ide_hwif_setup_dma(ide_hwif_t *, const struct ide_port_info *);
|
||||
#else
|
||||
static inline void ide_hwif_setup_dma(ide_hwif_t *hwif,
|
||||
@ -1324,4 +1309,25 @@ static inline void ide_set_irq(ide_drive_t *drive, int on)
|
||||
drive->hwif->OUTB(drive->ctl | (on ? 0 : 2), IDE_CONTROL_REG);
|
||||
}
|
||||
|
||||
static inline u8 ide_read_status(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
|
||||
return hwif->INB(hwif->io_ports[IDE_STATUS_OFFSET]);
|
||||
}
|
||||
|
||||
static inline u8 ide_read_altstatus(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
|
||||
return hwif->INB(hwif->io_ports[IDE_CONTROL_OFFSET]);
|
||||
}
|
||||
|
||||
static inline u8 ide_read_error(ide_drive_t *drive)
|
||||
{
|
||||
ide_hwif_t *hwif = drive->hwif;
|
||||
|
||||
return hwif->INB(hwif->io_ports[IDE_ERROR_OFFSET]);
|
||||
}
|
||||
|
||||
#endif /* _IDE_H */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user