powerpc/ide: remove mpc8xx-ide driver

This driver was only used by arch/ppc code and is obsolete
now with the move to common arch/powerpc code.

[bart: port it over IDE tree, remove leftover 'choice' from Kconfig]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

2 files changed, 0 insertions, 845 deletions

diff --git a/drivers/ide/ppc/Makefile b/drivers/ide/ppc/Makefile
index 65af584..74e52ad 100644
--- a/drivers/ide/ppc/Makefile
+++ b/drivers/ide/ppc/Makefile
@@ -1,3 +1,2 @@
 
 obj-$(CONFIG_BLK_DEV_IDE_PMAC)		+= pmac.o
-obj-$(CONFIG_BLK_DEV_MPC8xx_IDE)	+= mpc8xx.o
diff --git a/drivers/ide/ppc/mpc8xx.c b/drivers/ide/ppc/mpc8xx.c
deleted file mode 100644
index 33bc699..0000000
--- a/drivers/ide/ppc/mpc8xx.c
+++ /dev/null
@@ -1,844 +0,0 @@
-/*
- *  Copyright (C) 2000, 2001 Wolfgang Denk, wd@denx.de
- *  Modified for direct IDE interface
- *	by Thomas Lange, thomas@corelatus.com
- *  Modified for direct IDE interface on 8xx without using the PCMCIA
- *  controller
- *	by Steven.Scholz@imc-berlin.de
- *  Moved out of arch/ppc/kernel/m8xx_setup.c, other minor cleanups
- *	by Mathew Locke <mattl@mvista.com>
- */
-
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/mm.h>
-#include <linux/stddef.h>
-#include <linux/unistd.h>
-#include <linux/ptrace.h>
-#include <linux/slab.h>
-#include <linux/user.h>
-#include <linux/tty.h>
-#include <linux/major.h>
-#include <linux/interrupt.h>
-#include <linux/reboot.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/ide.h>
-#include <linux/bootmem.h>
-
-#include <asm/mpc8xx.h>
-#include <asm/mmu.h>
-#include <asm/processor.h>
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/ide.h>
-#include <asm/8xx_immap.h>
-#include <asm/machdep.h>
-#include <asm/irq.h>
-
-#define DRV_NAME "ide-mpc8xx"
-
-static int identify  (volatile u8 *p);
-static void print_fixed (volatile u8 *p);
-static void print_funcid (int func);
-static int check_ide_device (unsigned long base);
-
-static void ide_interrupt_ack (void *dev);
-static void m8xx_ide_set_pio_mode(ide_drive_t *drive, const u8 pio);
-
-typedef	struct ide_ioport_desc {
-	unsigned long	base_off;		/* Offset to PCMCIA memory	*/
-	unsigned long	reg_off[IDE_NR_PORTS];	/* controller register offsets	*/
-	int		irq;			/* IRQ				*/
-} ide_ioport_desc_t;
-
-ide_ioport_desc_t ioport_dsc[MAX_HWIFS] = {
-#ifdef IDE0_BASE_OFFSET
-	{ IDE0_BASE_OFFSET,
-	    {
-		IDE0_DATA_REG_OFFSET,
-		IDE0_ERROR_REG_OFFSET,
-		IDE0_NSECTOR_REG_OFFSET,
-		IDE0_SECTOR_REG_OFFSET,
-		IDE0_LCYL_REG_OFFSET,
-		IDE0_HCYL_REG_OFFSET,
-		IDE0_SELECT_REG_OFFSET,
-		IDE0_STATUS_REG_OFFSET,
-		IDE0_CONTROL_REG_OFFSET,
-		IDE0_IRQ_REG_OFFSET,
-	    },
-	    IDE0_INTERRUPT,
-	},
-#ifdef IDE1_BASE_OFFSET
-	{ IDE1_BASE_OFFSET,
-	    {
-		IDE1_DATA_REG_OFFSET,
-		IDE1_ERROR_REG_OFFSET,
-		IDE1_NSECTOR_REG_OFFSET,
-		IDE1_SECTOR_REG_OFFSET,
-		IDE1_LCYL_REG_OFFSET,
-		IDE1_HCYL_REG_OFFSET,
-		IDE1_SELECT_REG_OFFSET,
-		IDE1_STATUS_REG_OFFSET,
-		IDE1_CONTROL_REG_OFFSET,
-		IDE1_IRQ_REG_OFFSET,
-	    },
-	    IDE1_INTERRUPT,
-	},
-#endif /* IDE1_BASE_OFFSET */
-#endif	/* IDE0_BASE_OFFSET */
-};
-
-struct ide_timing ide_pio_clocks[6];
-int hold_time[6] =  {30, 20, 15, 10, 10, 10 };   /* PIO Mode 5 with IORDY (nonstandard) */
-
-/*
- * Warning: only 1 (ONE) PCMCIA slot supported here,
- * which must be correctly initialized by the firmware (PPCBoot).
- */
-static int _slot_ = -1;			/* will be read from PCMCIA registers   */
-
-/* Make clock cycles and always round up */
-#define PCMCIA_MK_CLKS( t, T ) (( (t) * ((T)/1000000) + 999U ) / 1000U )
-
-#define M8XX_PCMCIA_CD2(slot)      (0x10000000 >> (slot << 4))
-#define M8XX_PCMCIA_CD1(slot)      (0x08000000 >> (slot << 4))
-
-/*
- * The TQM850L hardware has two pins swapped! Grrrrgh!
- */
-#ifdef	CONFIG_TQM850L
-#define __MY_PCMCIA_GCRX_CXRESET	PCMCIA_GCRX_CXOE
-#define __MY_PCMCIA_GCRX_CXOE		PCMCIA_GCRX_CXRESET
-#else
-#define __MY_PCMCIA_GCRX_CXRESET	PCMCIA_GCRX_CXRESET
-#define __MY_PCMCIA_GCRX_CXOE		PCMCIA_GCRX_CXOE
-#endif
-
-#if defined(CONFIG_BLK_DEV_MPC8xx_IDE) && defined(CONFIG_IDE_8xx_PCCARD)
-#define PCMCIA_SCHLVL IDE0_INTERRUPT	/* Status Change Interrupt Level	*/
-static int pcmcia_schlvl = PCMCIA_SCHLVL;
-#endif
-
-/*
- * See include/linux/ide.h for definition of hw_regs_t (p, base)
- */
-
-/*
- * m8xx_ide_init_ports() for a direct IDE interface _using_
- * MPC8xx's internal PCMCIA interface
- */
-#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_DIRECT)
-static int __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
-{
-	unsigned long *p = hw->io_ports_array;
-	int i;
-
-	typedef struct {
-		ulong br;
-		ulong or;
-	} pcmcia_win_t;
-	volatile pcmcia_win_t *win;
-	volatile pcmconf8xx_t *pcmp;
-
-	uint *pgcrx;
-	u32 pcmcia_phy_base;
-	u32 pcmcia_phy_end;
-	static unsigned long pcmcia_base = 0;
-	unsigned long base;
-
-	*p = 0;
-
-	pcmp = (pcmconf8xx_t *)(&(((immap_t *)IMAP_ADDR)->im_pcmcia));
-
-	if (!pcmcia_base) {
-                /*
-                 * Read out PCMCIA registers. Since the reset values
-                 * are undefined, we sure hope that they have been
-                 * set up by firmware
-		 */
-
-		/* Scan all registers for valid settings */
-		pcmcia_phy_base = 0xFFFFFFFF;
-		pcmcia_phy_end = 0;
-		/* br0 is start of brX and orX regs */
-		win = (pcmcia_win_t *) \
-			(&(((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pbr0));
-		for (i = 0; i < 8; i++) {
-			if (win->or & 1) {	/* This bank is marked as valid */
-				if (win->br < pcmcia_phy_base) {
-					pcmcia_phy_base = win->br;
-				}
-				if ((win->br + PCMCIA_MEM_SIZE) > pcmcia_phy_end) {
-					pcmcia_phy_end  = win->br + PCMCIA_MEM_SIZE;
-				}
-				/* Check which slot that has been defined */
-				_slot_ = (win->or >> 2) & 1;
-
-			}					/* Valid bank */
-			win++;
-		}						/* for */
-
-		printk ("PCMCIA slot %c: phys mem %08x...%08x (size %08x)\n",
-			'A' + _slot_,
-			pcmcia_phy_base, pcmcia_phy_end,
-			pcmcia_phy_end - pcmcia_phy_base);
-
-		if (!request_mem_region(pcmcia_phy_base,
-					pcmcia_phy_end - pcmcia_phy_base,
-					DRV_NAME)) {
-			printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
-			return -EBUSY;
-		}
-
-		pcmcia_base=(unsigned long)ioremap(pcmcia_phy_base,
-						   pcmcia_phy_end-pcmcia_phy_base);
-
-#ifdef DEBUG
-		printk ("PCMCIA virt base: %08lx\n", pcmcia_base);
-#endif
-		/* Compute clock cycles for PIO timings */
-		for (i=0; i<6; ++i) {
-			bd_t	*binfo = (bd_t *)__res;
-			struct ide_timing *t, *n;
-
-			hold_time[i]   =
-				PCMCIA_MK_CLKS (hold_time[i],
-						binfo->bi_busfreq);
-
-			t = ide_timing_find_mode(XFER_PIO_0 + i);
-			n = &ide_pio_clocks[i];
-
-			n->setup  = PCMCIA_MK_CLKS(t->setup,  binfo->bi_busfreq);
-			n->active = PCMCIA_MK_CLKS(t->active, binfo->bi_busfreq);
-			n->cycle  = PCMCIA_MK_CLKS(t->cycle,  binfo->bi_busfreq);
-#if 0
-			printk ("PIO mode %d timings: %d/%d/%d => %d/%d/%d\n",
-				i,
-				t->setup, t->active, t->cycle,
-				n->setup, n->active, n->cycle);
-#endif
-		}
-	}
-
-	if (_slot_ == -1) {
-		printk ("PCMCIA slot has not been defined! Using A as default\n");
-		_slot_ = 0;
-	}
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-
-#ifdef DEBUG
-	printk ("PIPR = 0x%08X  slot %c ==> mask = 0x%X\n",
-		pcmp->pcmc_pipr,
-		'A' + _slot_,
-		M8XX_PCMCIA_CD1(_slot_) | M8XX_PCMCIA_CD2(_slot_) );
-#endif /* DEBUG */
-
-	if (pcmp->pcmc_pipr & (M8XX_PCMCIA_CD1(_slot_)|M8XX_PCMCIA_CD2(_slot_))) {
-		printk ("No card in slot %c: PIPR=%08x\n",
-			'A' + _slot_, (u32) pcmp->pcmc_pipr);
-		return -ENODEV;		/* No card in slot */
-	}
-
-	check_ide_device (pcmcia_base);
-
-#endif	/* CONFIG_IDE_8xx_PCCARD */
-
-	base = pcmcia_base + ioport_dsc[data_port].base_off;
-#ifdef DEBUG
-	printk ("base: %08x + %08x = %08x\n",
-			pcmcia_base, ioport_dsc[data_port].base_off, base);
-#endif
-
-	for (i = 0; i < IDE_NR_PORTS; ++i) {
-#ifdef DEBUG
-		printk ("port[%d]: %08x + %08x = %08x\n",
-			i,
-			base,
-			ioport_dsc[data_port].reg_off[i],
-			i, base + ioport_dsc[data_port].reg_off[i]);
-#endif
-	 	*p++ = base + ioport_dsc[data_port].reg_off[i];
-	}
-
-	hw->irq = ioport_dsc[data_port].irq;
-	hw->ack_intr = (ide_ack_intr_t *)ide_interrupt_ack;
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-	{
-		unsigned int reg;
-
-		if (_slot_)
-			pgcrx = &((immap_t *) IMAP_ADDR)->im_pcmcia.pcmc_pgcrb;
-		else
-			pgcrx = &((immap_t *) IMAP_ADDR)->im_pcmcia.pcmc_pgcra;
-
-		reg = *pgcrx;
-		reg |= mk_int_int_mask (pcmcia_schlvl) << 24;
-		reg |= mk_int_int_mask (pcmcia_schlvl) << 16;
-		*pgcrx = reg;
-	}
-#endif	/* CONFIG_IDE_8xx_PCCARD */
-
-	/* Enable Harddisk Interrupt,
-	 * and make it edge sensitive
-	 */
-	/* (11-18) Set edge detect for irq, no wakeup from low power mode */
-	((immap_t *)IMAP_ADDR)->im_siu_conf.sc_siel |=
-					(0x80000000 >> ioport_dsc[data_port].irq);
-
-#ifdef CONFIG_IDE_8xx_PCCARD
-	/* Make sure we don't get garbage irq */
-	((immap_t *) IMAP_ADDR)->im_pcmcia.pcmc_pscr = 0xFFFF;
-
-	/* Enable falling edge irq */
-	pcmp->pcmc_per = 0x100000 >> (16 * _slot_);
-#endif	/* CONFIG_IDE_8xx_PCCARD */
-
-	hw->chipset = ide_generic;
-
-	return 0;
-}
-#endif /* CONFIG_IDE_8xx_PCCARD || CONFIG_IDE_8xx_DIRECT */
-
-/*
- * m8xx_ide_init_ports() for a direct IDE interface _not_ using
- * MPC8xx's internal PCMCIA interface
- */
-#if defined(CONFIG_IDE_EXT_DIRECT)
-static int __init m8xx_ide_init_ports(hw_regs_t *hw, unsigned long data_port)
-{
-	unsigned long *p = hw->io_ports_array;
-	int i;
-
-	u32 ide_phy_base;
-	u32 ide_phy_end;
-	static unsigned long ide_base = 0;
-	unsigned long base;
-
-	*p = 0;
-
-	if (!ide_base) {
-
-		/* TODO:
-		 * - add code to read ORx, BRx
-		 */
-		ide_phy_base = CFG_ATA_BASE_ADDR;
-		ide_phy_end  = CFG_ATA_BASE_ADDR + 0x200;
-
-		printk ("IDE phys mem : %08x...%08x (size %08x)\n",
-			ide_phy_base, ide_phy_end,
-			ide_phy_end - ide_phy_base);
-
-		if (!request_mem_region(ide_phy_base, 0x200, DRV_NAME)) {
-			printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
-			return -EBUSY;
-		}
-
-		ide_base=(unsigned long)ioremap(ide_phy_base,
-						ide_phy_end-ide_phy_base);
-
-#ifdef DEBUG
-		printk ("IDE virt base: %08lx\n", ide_base);
-#endif
-	}
-
-	base = ide_base + ioport_dsc[data_port].base_off;
-#ifdef DEBUG
-	printk ("base: %08x + %08x = %08x\n",
-		ide_base, ioport_dsc[data_port].base_off, base);
-#endif
-
-	for (i = 0; i < IDE_NR_PORTS; ++i) {
-#ifdef DEBUG
-		printk ("port[%d]: %08x + %08x = %08x\n",
-			i,
-			base,
-			ioport_dsc[data_port].reg_off[i],
-			i, base + ioport_dsc[data_port].reg_off[i]);
-#endif
-	 	*p++ = base + ioport_dsc[data_port].reg_off[i];
-	}
-
-	/* direct connected IDE drive, i.e. external IRQ */
-	hw->irq = ioport_dsc[data_port].irq;
-	hw->ack_intr = (ide_ack_intr_t *)ide_interrupt_ack;
-
-	/* Enable Harddisk Interrupt,
-	 * and make it edge sensitive
-	 */
-	/* (11-18) Set edge detect for irq, no wakeup from low power mode */
-	((immap_t *) IMAP_ADDR)->im_siu_conf.sc_siel |=
-			(0x80000000 >> ioport_dsc[data_port].irq);
-
-	hw->chipset = ide_generic;
-
-	return 0;
-}
-#endif	/* CONFIG_IDE_8xx_DIRECT */
-
-
-/* -------------------------------------------------------------------- */
-
-
-/* PCMCIA Timing */
-#ifndef	PCMCIA_SHT
-#define PCMCIA_SHT(t)	((t & 0x0F)<<16)	/* Strobe Hold  Time 	*/
-#define PCMCIA_SST(t)	((t & 0x0F)<<12)	/* Strobe Setup Time	*/
-#define PCMCIA_SL(t) ((t==32) ? 0 : ((t & 0x1F)<<7)) /* Strobe Length	*/
-#endif
-
-/* Calculate PIO timings */
-static void m8xx_ide_set_pio_mode(ide_drive_t *drive, const u8 pio)
-{
-#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_DIRECT)
-	volatile pcmconf8xx_t	*pcmp;
-	ulong timing, mask, reg;
-
-	pcmp = (pcmconf8xx_t *)(&(((immap_t *)IMAP_ADDR)->im_pcmcia));
-
-	mask = ~(PCMCIA_SHT(0xFF) | PCMCIA_SST(0xFF) | PCMCIA_SL(0xFF));
-
-	timing  = PCMCIA_SHT(hold_time[pio]  )
-		| PCMCIA_SST(ide_pio_clocks[pio].setup)
-		| PCMCIA_SL (ide_pio_clocks[pio].active)
-		;
-
-#if 1
-	printk ("Setting timing bits 0x%08lx in PCMCIA controller\n", timing);
-#endif
-	if ((reg = pcmp->pcmc_por0 & mask) != 0)
-		pcmp->pcmc_por0 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por1 & mask) != 0)
-		pcmp->pcmc_por1 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por2 & mask) != 0)
-		pcmp->pcmc_por2 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por3 & mask) != 0)
-		pcmp->pcmc_por3 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por4 & mask) != 0)
-		pcmp->pcmc_por4 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por5 & mask) != 0)
-		pcmp->pcmc_por5 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por6 & mask) != 0)
-		pcmp->pcmc_por6 = reg | timing;
-
-	if ((reg = pcmp->pcmc_por7 & mask) != 0)
-		pcmp->pcmc_por7 = reg | timing;
-
-#elif defined(CONFIG_IDE_EXT_DIRECT)
-
-	printk("%s[%d] %s: not implemented yet!\n",
-		__FILE__, __LINE__, __func__);
-#endif /* defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_PCMCIA */
-}
-
-static const struct ide_port_ops m8xx_port_ops = {
-	.set_pio_mode		= m8xx_ide_set_pio_mode,
-};
-
-static void
-ide_interrupt_ack (void *dev)
-{
-#ifdef CONFIG_IDE_8xx_PCCARD
-	u_int pscr, pipr;
-
-#if (PCMCIA_SOCKETS_NO == 2)
-	u_int _slot_;
-#endif
-
-	/* get interrupt sources */
-
-	pscr = ((volatile immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr;
-	pipr = ((volatile immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pipr;
-
-	/*
-	 * report only if both card detect signals are the same
-	 * not too nice done,
-	 * we depend on that CD2 is the bit to the left of CD1...
-	 */
-
-	if(_slot_==-1){
-	  printk("PCMCIA slot has not been defined! Using A as default\n");
-	  _slot_=0;
-	}
-
-	if(((pipr & M8XX_PCMCIA_CD2(_slot_)) >> 1) ^
-	   (pipr & M8XX_PCMCIA_CD1(_slot_))         ) {
-	  printk ("card detect interrupt\n");
-	}
-	/* clear the interrupt sources */
-	((immap_t *)IMAP_ADDR)->im_pcmcia.pcmc_pscr = pscr;
-
-#else /* ! CONFIG_IDE_8xx_PCCARD */
-	/*
-	 * Only CONFIG_IDE_8xx_PCCARD is using the interrupt of the
-	 * MPC8xx's PCMCIA controller, so there is nothing to be done here
-	 * for CONFIG_IDE_8xx_DIRECT and CONFIG_IDE_EXT_DIRECT.
-	 * The interrupt is handled somewhere else.	-- Steven
-	 */
-#endif /* CONFIG_IDE_8xx_PCCARD */
-}
-
-
-
-/*
- * CIS Tupel codes
- */
-#define CISTPL_NULL		0x00
-#define CISTPL_DEVICE		0x01
-#define CISTPL_LONGLINK_CB	0x02
-#define CISTPL_INDIRECT		0x03
-#define CISTPL_CONFIG_CB	0x04
-#define CISTPL_CFTABLE_ENTRY_CB 0x05
-#define CISTPL_LONGLINK_MFC	0x06
-#define CISTPL_BAR		0x07
-#define CISTPL_PWR_MGMNT	0x08
-#define CISTPL_EXTDEVICE	0x09
-#define CISTPL_CHECKSUM		0x10
-#define CISTPL_LONGLINK_A	0x11
-#define CISTPL_LONGLINK_C	0x12
-#define CISTPL_LINKTARGET	0x13
-#define CISTPL_NO_LINK		0x14
-#define CISTPL_VERS_1		0x15
-#define CISTPL_ALTSTR		0x16
-#define CISTPL_DEVICE_A		0x17
-#define CISTPL_JEDEC_C		0x18
-#define CISTPL_JEDEC_A		0x19
-#define CISTPL_CONFIG		0x1a
-#define CISTPL_CFTABLE_ENTRY	0x1b
-#define CISTPL_DEVICE_OC	0x1c
-#define CISTPL_DEVICE_OA	0x1d
-#define CISTPL_DEVICE_GEO	0x1e
-#define CISTPL_DEVICE_GEO_A	0x1f
-#define CISTPL_MANFID		0x20
-#define CISTPL_FUNCID		0x21
-#define CISTPL_FUNCE		0x22
-#define CISTPL_SWIL		0x23
-#define CISTPL_END		0xff
-
-/*
- * CIS Function ID codes
- */
-#define CISTPL_FUNCID_MULTI	0x00
-#define CISTPL_FUNCID_MEMORY	0x01
-#define CISTPL_FUNCID_SERIAL	0x02
-#define CISTPL_FUNCID_PARALLEL	0x03
-#define CISTPL_FUNCID_FIXED	0x04
-#define CISTPL_FUNCID_VIDEO	0x05
-#define CISTPL_FUNCID_NETWORK	0x06
-#define CISTPL_FUNCID_AIMS	0x07
-#define CISTPL_FUNCID_SCSI	0x08
-
-/*
- * Fixed Disk FUNCE codes
- */
-#define CISTPL_IDE_INTERFACE	0x01
-
-#define CISTPL_FUNCE_IDE_IFACE	0x01
-#define CISTPL_FUNCE_IDE_MASTER	0x02
-#define CISTPL_FUNCE_IDE_SLAVE	0x03
-
-/* First feature byte */
-#define CISTPL_IDE_SILICON	0x04
-#define CISTPL_IDE_UNIQUE	0x08
-#define CISTPL_IDE_DUAL		0x10
-
-/* Second feature byte */
-#define CISTPL_IDE_HAS_SLEEP	0x01
-#define CISTPL_IDE_HAS_STANDBY	0x02
-#define CISTPL_IDE_HAS_IDLE	0x04
-#define CISTPL_IDE_LOW_POWER	0x08
-#define CISTPL_IDE_REG_INHIBIT	0x10
-#define CISTPL_IDE_HAS_INDEX	0x20
-#define CISTPL_IDE_IOIS16	0x40
-
-
-/* -------------------------------------------------------------------- */
-
-
-#define	MAX_TUPEL_SZ	512
-#define MAX_FEATURES	4
-
-static int check_ide_device (unsigned long base)
-{
-	volatile u8 *ident = NULL;
-	volatile u8 *feature_p[MAX_FEATURES];
-	volatile u8 *p, *start;
-	int n_features = 0;
-	u8 func_id = ~0;
-	u8 code, len;
-	unsigned short config_base = 0;
-	int found = 0;
-	int i;
-
-#ifdef DEBUG
-	printk ("PCMCIA MEM: %08lX\n", base);
-#endif
-	start = p = (volatile u8 *) base;
-
-	while ((p - start) < MAX_TUPEL_SZ) {
-
-		code = *p; p += 2;
-
-		if (code == 0xFF) { /* End of chain */
-			break;
-		}
-
-		len = *p; p += 2;
-#ifdef	DEBUG_PCMCIA
-		{ volatile u8 *q = p;
-			printk ("\nTuple code %02x  length %d\n\tData:",
-				code, len);
-
-			for (i = 0; i < len; ++i) {
-				printk (" %02x", *q);
-				q+= 2;
-			}
-		}
-#endif	/* DEBUG_PCMCIA */
-		switch (code) {
-		case CISTPL_VERS_1:
-			ident = p + 4;
-			break;
-		case CISTPL_FUNCID:
-			func_id = *p;
-			break;
-		case CISTPL_FUNCE:
-			if (n_features < MAX_FEATURES)
-				feature_p[n_features++] = p;
-			break;
-		case CISTPL_CONFIG:
-			config_base = (*(p+6) << 8) + (*(p+4));
-		default:
-			break;
-		}
-		p += 2 * len;
-	}
-
-	found = identify (ident);
-
-	if (func_id != ((u8)~0)) {
-		print_funcid (func_id);
-
-		if (func_id == CISTPL_FUNCID_FIXED)
-			found = 1;
-		else
-			return (1);	/* no disk drive */
-	}
-
-	for (i=0; i<n_features; ++i) {
-		print_fixed (feature_p[i]);
-	}
-
-	if (!found) {
-		printk ("unknown card type\n");
-		return (1);
-	}
-
-	/* set level mode irq and I/O mapped device in config reg*/
-	*((u8 *)(base + config_base)) = 0x41;
-
-	return (0);
-}
-
-/* ------------------------------------------------------------------------- */
-
-static void print_funcid (int func)
-{
-	switch (func) {
-	case CISTPL_FUNCID_MULTI:
-		printk (" Multi-Function");
-		break;
-	case CISTPL_FUNCID_MEMORY:
-		printk (" Memory");
-		break;
-	case CISTPL_FUNCID_SERIAL:
-		printk (" Serial Port");
-		break;
-	case CISTPL_FUNCID_PARALLEL:
-		printk (" Parallel Port");
-		break;
-	case CISTPL_FUNCID_FIXED:
-		printk (" Fixed Disk");
-		break;
-	case CISTPL_FUNCID_VIDEO:
-		printk (" Video Adapter");
-		break;
-	case CISTPL_FUNCID_NETWORK:
-		printk (" Network Adapter");
-		break;
-	case CISTPL_FUNCID_AIMS:
-		printk (" AIMS Card");
-		break;
-	case CISTPL_FUNCID_SCSI:
-		printk (" SCSI Adapter");
-		break;
-	default:
-		printk (" Unknown");
-		break;
-	}
-	printk (" Card\n");
-}
-
-/* ------------------------------------------------------------------------- */
-
-static void print_fixed (volatile u8 *p)
-{
-	if (p == NULL)
-		return;
-
-	switch (*p) {
-	case CISTPL_FUNCE_IDE_IFACE:
-	    {   u8 iface = *(p+2);
-
-		printk ((iface == CISTPL_IDE_INTERFACE) ? " IDE" : " unknown");
-		printk (" interface ");
-		break;
-	    }
-	case CISTPL_FUNCE_IDE_MASTER:
-	case CISTPL_FUNCE_IDE_SLAVE:
-	    {   u8 f1 = *(p+2);
-		u8 f2 = *(p+4);
-
-		printk ((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]");
-
-		if (f1 & CISTPL_IDE_UNIQUE)
-			printk (" [unique]");
-
-		printk ((f1 & CISTPL_IDE_DUAL) ? " [dual]" : " [single]");
-
-		if (f2 & CISTPL_IDE_HAS_SLEEP)
-			printk (" [sleep]");
-
-		if (f2 & CISTPL_IDE_HAS_STANDBY)
-			printk (" [standby]");
-
-		if (f2 & CISTPL_IDE_HAS_IDLE)
-			printk (" [idle]");
-
-		if (f2 & CISTPL_IDE_LOW_POWER)
-			printk (" [low power]");
-
-		if (f2 & CISTPL_IDE_REG_INHIBIT)
-			printk (" [reg inhibit]");
-
-		if (f2 & CISTPL_IDE_HAS_INDEX)
-			printk (" [index]");
-
-		if (f2 & CISTPL_IDE_IOIS16)
-			printk (" [IOis16]");
-
-		break;
-	    }
-	}
-	printk ("\n");
-}
-
-/* ------------------------------------------------------------------------- */
-
-
-#define MAX_IDENT_CHARS		64
-#define	MAX_IDENT_FIELDS	4
-
-static u8 *known_cards[] = {
-	"ARGOSY PnPIDE D5",
-	NULL
-};
-
-static int identify  (volatile u8 *p)
-{
-	u8 id_str[MAX_IDENT_CHARS];
-	u8 data;
-	u8 *t;
-	u8 **card;
-	int i, done;
-
-	if (p == NULL)
-		return (0);	/* Don't know */
-
-	t = id_str;
-	done =0;
-
-	for (i=0; i<=4 && !done; ++i, p+=2) {
-		while ((data = *p) != '\0') {
-			if (data == 0xFF) {
-				done = 1;
-				break;
-			}
-			*t++ = data;
-			if (t == &id_str[MAX_IDENT_CHARS-1]) {
-				done = 1;
-				break;
-			}
-			p += 2;
-		}
-		if (!done)
-			*t++ = ' ';
-	}
-	*t = '\0';
-	while (--t > id_str) {
-		if (*t == ' ')
-			*t = '\0';
-		else
-			break;
-	}
-	printk ("Card ID: %s\n", id_str);
-
-	for (card=known_cards; *card; ++card) {
-		if (strcmp(*card, id_str) == 0) {	/* found! */
-			return (1);
-		}
-	}
-
-	return (0);	/* don't know */
-}
-
-static int __init mpc8xx_ide_probe(void)
-{
-	hw_regs_t hw;
-	u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
-
-#ifdef IDE0_BASE_OFFSET
-	memset(&hw, 0, sizeof(hw));
-	if (!m8xx_ide_init_ports(&hw, 0)) {
-		ide_hwif_t *hwif = ide_find_port();
-
-		if (hwif) {
-			ide_init_port_hw(hwif, &hw);
-			hwif->pio_mask = ATA_PIO4;
-			hwif->port_ops = &m8xx_port_ops;
-
-			idx[0] = hwif->index;
-		}
-	}
-#ifdef IDE1_BASE_OFFSET
-	memset(&hw, 0, sizeof(hw));
-	if (!m8xx_ide_init_ports(&hw, 1)) {
-		ide_hwif_t *mate = ide_find_port();
-
-		if (mate) {
-			ide_init_port_hw(mate, &hw);
-			mate->pio_mask = ATA_PIO4;
-			mate->port_ops = &m8xx_port_ops;
-
-			idx[1] = mate->index;
-		}
-	}
-#endif
-#endif
-
-	ide_device_add(idx, NULL);
-
-	return 0;
-}
-
-module_init(mpc8xx_ide_probe);
-
-MODULE_LICENSE("GPL");