patch-2.4.20 linux-2.4.20/arch/ppc/kernel/pmac_feature.c

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diff -urN linux-2.4.19/arch/ppc/kernel/pmac_feature.c linux-2.4.20/arch/ppc/kernel/pmac_feature.c
@@ -1,2139 +0,0 @@
-/*
- * BK Id: %F% %I% %G% %U% %#%
- */
-/*
- *  arch/ppc/kernel/pmac_feature.c
- *
- *  Copyright (C) 1996-2001 Paul Mackerras (paulus@cs.anu.edu.au)
- *                          Ben. Herrenschmidt (benh@kernel.crashing.org)
- *
- *  This program is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU General Public License
- *  as published by the Free Software Foundation; either version
- *  2 of the License, or (at your option) any later version.
- *  
- *  TODO: 
- *  
- *   - Replace mdelay with some schedule loop if possible
- *   - Shorten some obfuscated delays on some routines (like modem
- *     power)
- *
- */
-#include <linux/config.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/spinlock.h>
-#include <linux/adb.h>
-#include <linux/pmu.h>
-#include <asm/sections.h>
-#include <asm/errno.h>
-#include <asm/ohare.h>
-#include <asm/heathrow.h>
-#include <asm/keylargo.h>
-#include <asm/uninorth.h>
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/machdep.h>
-#include <asm/pmac_feature.h>
-#include <asm/dbdma.h>
-
-#undef DEBUG_FEATURE
-
-#ifdef DEBUG_FEATURE
-#define DBG(fmt,...) printk(KERN_DEBUG fmt)
-#else
-#define DBG(fmt,...)
-#endif
-
-/* Exported from arch/ppc/kernel/idle.c */
-extern unsigned long powersave_nap;
-
-/*
- * We use a single global lock to protect accesses. Each driver has
- * to take care of it's own locking
- */
-static spinlock_t feature_lock  __pmacdata = SPIN_LOCK_UNLOCKED;
-
-#define LOCK(flags)	spin_lock_irqsave(&feature_lock, flags);
-#define UNLOCK(flags)	spin_unlock_irqrestore(&feature_lock, flags);
-
-/*
- * Helper functions regarding the various flavors of mac-io
- */
- 
-#define MAX_MACIO_CHIPS		2
-
-enum {
-	macio_unknown = 0,
-	macio_grand_central,
-	macio_ohare,
-	macio_ohareII,
-	macio_heathrow,
-	macio_gatwick,
-	macio_paddington,
-	macio_keylargo,
-	macio_pangea
-};
-
-static const char* macio_names[] __pmacdata = 
-{
-	"Unknown",
-	"Grand Central",
-	"OHare",
-	"OHareII",
-	"Heathrow",
-	"Gatwick",
-	"Paddington",
-	"Keylargo",
-	"Pangea"
-};
-
-static struct macio_chip
-{
-	struct device_node*	of_node;
-	int			type;
-	int			rev;
-	volatile u32*		base;
-	unsigned long		flags;
-} macio_chips[MAX_MACIO_CHIPS]  __pmacdata;
-
-#define MACIO_FLAG_SCCA_ON	0x00000001
-#define MACIO_FLAG_SCCB_ON	0x00000002
-#define MACIO_FLAG_SCC_LOCKED	0x00000004
-#define MACIO_FLAG_AIRPORT_ON	0x00000010
-#define MACIO_FLAG_FW_SUPPORTED	0x00000020
-
-static struct macio_chip* __pmac
-macio_find(struct device_node* child, int type)
-{
-	while(child) {
-		int	i;
-	
-		for (i=0; i < MAX_MACIO_CHIPS && macio_chips[i].of_node; i++)
-			if (child == macio_chips[i].of_node &&
-			    (!type || macio_chips[i].type == type))
-				return &macio_chips[i];
-		child = child->parent;
-	}
-	return NULL;
-}
-
-#define MACIO_FCR32(macio, r)	((macio)->base + ((r) >> 2))
-#define MACIO_FCR8(macio, r)	(((volatile u8*)((macio)->base)) + (r))
-
-#define MACIO_IN32(r)		(in_le32(MACIO_FCR32(macio,r)))
-#define MACIO_OUT32(r,v)	(out_le32(MACIO_FCR32(macio,r), (v)))
-#define MACIO_BIS(r,v)		(MACIO_OUT32((r), MACIO_IN32(r) | (v)))
-#define MACIO_BIC(r,v)		(MACIO_OUT32((r), MACIO_IN32(r) & ~(v)))
-#define MACIO_IN8(r)		(in_8(MACIO_FCR8(macio,r)))
-#define MACIO_OUT8(r,v)		(out_8(MACIO_FCR8(macio,r), (v)))
-
-/*
- * Uninorth reg. access. Note that Uni-N regs are big endian
- */
- 
-#define UN_REG(r)	(uninorth_base + ((r) >> 2))
-#define UN_IN(r)	(in_be32(UN_REG(r)))
-#define UN_OUT(r,v)	(out_be32(UN_REG(r), (v)))
-#define UN_BIS(r,v)	(UN_OUT((r), UN_IN(r) | (v)))
-#define UN_BIC(r,v)	(UN_OUT((r), UN_IN(r) & ~(v)))
-
-static struct device_node* uninorth_node __pmacdata;
-static u32* uninorth_base __pmacdata;
-static u32 uninorth_rev __pmacdata;
-
-
-/*
- * For each motherboard family, we have a table of functions pointers
- * that handle the various features.
- */
-
-typedef int (*feature_call)(struct device_node* node, int param, int value);
-
-struct feature_table_entry {
-	unsigned int	selector;	
-	feature_call	function;
-};
-
-struct pmac_mb_def
-{
-	const char*			model_string;
-	const char*			model_name;
-	int				model_id;
-	struct feature_table_entry* 	features;
-	unsigned long			board_flags;
-};
-static struct pmac_mb_def pmac_mb __pmacdata;
-
-/*
- * Here are the chip specific feature functions
- */
-
-static inline int __pmac
-simple_feature_tweak(struct device_node* node, int type, int reg, u32 mask, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, type);
-	if (!macio)
-		return -ENODEV;
-	LOCK(flags);
-	if (value)
-		MACIO_BIS(reg, mask);
-	else
-		MACIO_BIC(reg, mask);
-	(void)MACIO_IN32(reg);
-	UNLOCK(flags);
-
-	return 0;
-}
-
-static int __pmac
-ohare_htw_scc_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		chan_mask;
-	unsigned long		fcr;
-	unsigned long		flags;
-	int			htw, trans;
-	unsigned long		rmask;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	if (!strcmp(node->name, "ch-a"))
-		chan_mask = MACIO_FLAG_SCCA_ON;
-	else if (!strcmp(node->name, "ch-b"))
-		chan_mask = MACIO_FLAG_SCCB_ON;
-	else
-		return -ENODEV;
-
-	htw = (macio->type == macio_heathrow || macio->type == macio_paddington
-		|| macio->type == macio_gatwick);
-	/* On these machines, the HRW_SCC_TRANS_EN_N bit mustn't be touched */
-	trans = (pmac_mb.model_id != PMAC_TYPE_YOSEMITE &&
-	    	 pmac_mb.model_id != PMAC_TYPE_YIKES);
-	if (value) {
-#ifdef CONFIG_ADB_PMU
-		if ((param & 0xfff) == PMAC_SCC_IRDA)
-			pmu_enable_irled(1);
-#endif /* CONFIG_ADB_PMU */		
-		LOCK(flags);
-		fcr = MACIO_IN32(OHARE_FCR);
-		/* Check if scc cell need enabling */
-		if (!(fcr & OH_SCC_ENABLE)) {
-			fcr |= OH_SCC_ENABLE;
-			if (htw) {
-				/* Side effect: this will also power up the
-				 * modem, but it's too messy to figure out on which
-				 * ports this controls the tranceiver and on which
-				 * it controls the modem
-				 */
-				if (trans)
-					fcr &= ~HRW_SCC_TRANS_EN_N;
-				MACIO_OUT32(OHARE_FCR, fcr);
-				fcr |= (rmask = HRW_RESET_SCC);
-				MACIO_OUT32(OHARE_FCR, fcr);
-			} else {
-				fcr |= (rmask = OH_SCC_RESET);
-				MACIO_OUT32(OHARE_FCR, fcr);
-			}
-			UNLOCK(flags);
-			(void)MACIO_IN32(OHARE_FCR);
-			mdelay(15);
-			LOCK(flags);
-			fcr &= ~rmask;
-			MACIO_OUT32(OHARE_FCR, fcr);
-		}
-		if (chan_mask & MACIO_FLAG_SCCA_ON)
-			fcr |= OH_SCCA_IO;
-		if (chan_mask & MACIO_FLAG_SCCB_ON)
-			fcr |= OH_SCCB_IO;
-		MACIO_OUT32(OHARE_FCR, fcr);
-		macio->flags |= chan_mask;
-		UNLOCK(flags);
-		if (param & PMAC_SCC_FLAG_XMON)
-			macio->flags |= MACIO_FLAG_SCC_LOCKED;
-	} else {
-		if (macio->flags & MACIO_FLAG_SCC_LOCKED)
-			return -EPERM;
-		LOCK(flags);
-		fcr = MACIO_IN32(OHARE_FCR);
-		if (chan_mask & MACIO_FLAG_SCCA_ON)
-			fcr &= ~OH_SCCA_IO;
-		if (chan_mask & MACIO_FLAG_SCCB_ON)
-			fcr &= ~OH_SCCB_IO;
-		MACIO_OUT32(OHARE_FCR, fcr);
-		if ((fcr & (OH_SCCA_IO | OH_SCCB_IO)) == 0) {
-			fcr &= ~OH_SCC_ENABLE;
-			if (htw && trans)
-				fcr |= HRW_SCC_TRANS_EN_N;
-			MACIO_OUT32(OHARE_FCR, fcr);
-		}
-		macio->flags &= ~(chan_mask);
-		UNLOCK(flags);
-		mdelay(10);
-#ifdef CONFIG_ADB_PMU
-		if ((param & 0xfff) == PMAC_SCC_IRDA)
-			pmu_enable_irled(0);
-#endif /* CONFIG_ADB_PMU */		
-	}
-	return 0;
-}
-
-static int __pmac
-ohare_floppy_enable(struct device_node* node, int param, int value)
-{
-	return simple_feature_tweak(node, macio_ohare,
-		OHARE_FCR, OH_FLOPPY_ENABLE, value);
-}
-
-static int __pmac
-ohare_mesh_enable(struct device_node* node, int param, int value)
-{
-	return simple_feature_tweak(node, macio_ohare,
-		OHARE_FCR, OH_MESH_ENABLE, value);
-}
-
-static int __pmac
-ohare_ide_enable(struct device_node* node, int param, int value)
-{
-	switch(param) {
-	    case 0:
-	    	/* For some reason, setting the bit in set_initial_features()
-	    	 * doesn't stick. I'm still investigating... --BenH.
-	    	 */
-	    	if (value)
-	    		simple_feature_tweak(node, macio_ohare,
-				OHARE_FCR, OH_IOBUS_ENABLE, 1);
-		return simple_feature_tweak(node, macio_ohare,
-			OHARE_FCR, OH_IDE0_ENABLE, value);
-	    case 1:
-		return simple_feature_tweak(node, macio_ohare,
-			OHARE_FCR, OH_BAY_IDE_ENABLE, value);
-	    default:
-	    	return -ENODEV;
-	}
-}
-
-static int __pmac
-ohare_ide_reset(struct device_node* node, int param, int value)
-{
-	switch(param) {
-	    case 0:
-		return simple_feature_tweak(node, macio_ohare,
-			OHARE_FCR, OH_IDE0_RESET_N, !value);
-	    case 1:
-		return simple_feature_tweak(node, macio_ohare,
-			OHARE_FCR, OH_IDE1_RESET_N, !value);
-	    default:
-	    	return -ENODEV;
-	}
-}
-
-static int __pmac
-ohare_sleep_state(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio = &macio_chips[0];
-
-	if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0)
-		return -EPERM;
-	if (value == 1) {
-		MACIO_BIC(OHARE_FCR, OH_IOBUS_ENABLE);
-	} else if (value == 0) {
-		MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE);
-	}
-	
-	return 0;
-}
-
-static int __pmac
-heathrow_modem_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	u8			gpio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, macio_unknown);
-	if (!macio)
-		return -ENODEV;
-	gpio = MACIO_IN8(HRW_GPIO_MODEM_RESET) & ~1;
-	if (!value) {
-		LOCK(flags);
-		MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio);
-		UNLOCK(flags);
-		(void)MACIO_IN8(HRW_GPIO_MODEM_RESET);
-		mdelay(250);
-	}
-	if (pmac_mb.model_id != PMAC_TYPE_YOSEMITE &&
-	    pmac_mb.model_id != PMAC_TYPE_YIKES) {
-	    	LOCK(flags);
-	    	if (value)
-	    		MACIO_BIC(HEATHROW_FCR, HRW_SCC_TRANS_EN_N);
-	    	else
-	    		MACIO_BIS(HEATHROW_FCR, HRW_SCC_TRANS_EN_N);
-	    	UNLOCK(flags);
-	    	(void)MACIO_IN32(HEATHROW_FCR);
-		mdelay(250);
-	}
-	if (value) {
-		LOCK(flags);
-		MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio | 1);
-		(void)MACIO_IN8(HRW_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250); LOCK(flags);
-		MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio);
-		(void)MACIO_IN8(HRW_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250); LOCK(flags);
-		MACIO_OUT8(HRW_GPIO_MODEM_RESET, gpio | 1);
-		(void)MACIO_IN8(HRW_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250);
-	}
-	return 0;
-}
-
-static int __pmac
-heathrow_floppy_enable(struct device_node* node, int param, int value)
-{
-	return simple_feature_tweak(node, macio_unknown,
-		HEATHROW_FCR,
-		HRW_SWIM_ENABLE|HRW_BAY_FLOPPY_ENABLE,
-		value);
-}
-
-static int __pmac
-heathrow_mesh_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, macio_unknown);
-	if (!macio)
-		return -ENODEV;
-	LOCK(flags);
-	/* Set clear mesh cell enable */
-	if (value)
-		MACIO_BIS(HEATHROW_FCR, HRW_MESH_ENABLE);
-	else
-		MACIO_BIC(HEATHROW_FCR, HRW_MESH_ENABLE);
-	(void)MACIO_IN32(HEATHROW_FCR);
-	udelay(10);
-	/* Set/Clear termination power (todo: test ! the bit value
-	 * used by Darwin doesn't seem to match what we used so
-	 * far. If you experience problems, turn #if 1 into #if 0
-	 * and tell me about it --BenH.
-	 */
-#if 1
-	if (value)
-		MACIO_BIC(HEATHROW_MBCR, 0x00000004);
-	else
-		MACIO_BIS(HEATHROW_MBCR, 0x00000004);
-#else
-	if (value)
-		MACIO_BIC(HEATHROW_MBCR, 0x00040000);
-	else
-		MACIO_BIS(HEATHROW_MBCR, 0x00040000);
-#endif		
-	(void)MACIO_IN32(HEATHROW_MBCR);
-	udelay(10);
-	UNLOCK(flags);
-
-	return 0;
-}
-
-static int __pmac
-heathrow_ide_enable(struct device_node* node, int param, int value)
-{
-	switch(param) {
-	    case 0:
-		return simple_feature_tweak(node, macio_unknown,
-			HEATHROW_FCR, HRW_IDE0_ENABLE, value);
-	    case 1:
-		return simple_feature_tweak(node, macio_unknown,
-			HEATHROW_FCR, HRW_BAY_IDE_ENABLE, value);
-	    default:
-	    	return -ENODEV;
-	}
-}
-
-static int __pmac
-heathrow_ide_reset(struct device_node* node, int param, int value)
-{
-	switch(param) {
-	    case 0:
-		return simple_feature_tweak(node, macio_unknown,
-			HEATHROW_FCR, HRW_IDE0_RESET_N, !value);
-	    case 1:
-		return simple_feature_tweak(node, macio_unknown,
-			HEATHROW_FCR, HRW_IDE1_RESET_N, !value);
-	    default:
-	    	return -ENODEV;
-	}
-}
-
-static int __pmac
-heathrow_bmac_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	if (value) {
-		LOCK(flags);
-		MACIO_BIS(HEATHROW_FCR, HRW_BMAC_IO_ENABLE);
-		MACIO_BIS(HEATHROW_FCR, HRW_BMAC_RESET);
-		UNLOCK(flags);
-		(void)MACIO_IN32(HEATHROW_FCR);
-		mdelay(10);
-		LOCK(flags);
-		MACIO_BIC(HEATHROW_FCR, HRW_BMAC_RESET);
-		UNLOCK(flags);
-		(void)MACIO_IN32(HEATHROW_FCR);
-		mdelay(10);
-	} else {
-		LOCK(flags);
-		MACIO_BIC(HEATHROW_FCR, HRW_BMAC_IO_ENABLE);
-		UNLOCK(flags);
-	}
-	return 0;
-}
-
-static int __pmac
-heathrow_sound_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-
-	/* B&W G3 and Yikes don't support that properly (the
-	 * sound appear to never come back after beeing shut down).
-	 */
-	if (pmac_mb.model_id == PMAC_TYPE_YOSEMITE ||
-	    pmac_mb.model_id == PMAC_TYPE_YIKES)
-		return 0;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	if (value) {
-		LOCK(flags);
-		MACIO_BIS(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE);
-		MACIO_BIC(HEATHROW_FCR, HRW_SOUND_POWER_N);
-		UNLOCK(flags);
-		(void)MACIO_IN32(HEATHROW_FCR);
-	} else {
-		LOCK(flags);
-		MACIO_BIS(HEATHROW_FCR, HRW_SOUND_POWER_N);
-		MACIO_BIC(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE);
-		UNLOCK(flags);
-	}
-	return 0;
-}
-
-static u32 save_fcr[5] __pmacdata;
-static u32 save_mbcr __pmacdata;
-static u32 save_gpio_levels[2] __pmacdata;
-static u8 save_gpio_extint[KEYLARGO_GPIO_EXTINT_CNT] __pmacdata;
-static u8 save_gpio_normal[KEYLARGO_GPIO_CNT] __pmacdata;
-static u32 save_unin_clock_ctl __pmacdata;
-static struct dbdma_regs save_dbdma[13] __pmacdata;
-static struct dbdma_regs save_alt_dbdma[13] __pmacdata;
-
-static void __pmac
-dbdma_save(struct macio_chip* macio, struct dbdma_regs* save)
-{
-	int i;
-	
-	/* Save state & config of DBDMA channels */
-	for (i=0; i<13; i++) {
-		volatile struct dbdma_regs* chan = (volatile struct dbdma_regs*)
-			(macio->base + ((0x8000+i*0x100)>>2));
-		save[i].cmdptr_hi = in_le32(&chan->cmdptr_hi);
-		save[i].cmdptr = in_le32(&chan->cmdptr);
-		save[i].intr_sel = in_le32(&chan->intr_sel);
-		save[i].br_sel = in_le32(&chan->br_sel);
-		save[i].wait_sel = in_le32(&chan->wait_sel);
-	}
-}
-
-static void __pmac
-dbdma_restore(struct macio_chip* macio, struct dbdma_regs* save)
-{
-	int i;
-	
-	/* Save state & config of DBDMA channels */
-	for (i=0; i<13; i++) {
-		volatile struct dbdma_regs* chan = (volatile struct dbdma_regs*)
-			(macio->base + ((0x8000+i*0x100)>>2));
-		out_le32(&chan->control, (ACTIVE|DEAD|WAKE|FLUSH|PAUSE|RUN)<<16);
-		while (in_le32(&chan->status) & ACTIVE)
-			mb();
-		out_le32(&chan->cmdptr_hi, save[i].cmdptr_hi);
-		out_le32(&chan->cmdptr, save[i].cmdptr);
-		out_le32(&chan->intr_sel, save[i].intr_sel);
-		out_le32(&chan->br_sel, save[i].br_sel);
-		out_le32(&chan->wait_sel, save[i].wait_sel);
-	}
-}
-
-static void __pmac
-heathrow_sleep(struct macio_chip* macio, int secondary)
-{
-	if (secondary) {
-		dbdma_save(macio, save_alt_dbdma);
-		save_fcr[2] = MACIO_IN32(0x38);
-		save_fcr[3] = MACIO_IN32(0x3c);
-	} else {
-		dbdma_save(macio, save_dbdma);
-		save_fcr[0] = MACIO_IN32(0x38);
-		save_fcr[1] = MACIO_IN32(0x3c);
-		save_mbcr = MACIO_IN32(0x34);
-		/* Make sure sound is shut down */
-		MACIO_BIS(HEATHROW_FCR, HRW_SOUND_POWER_N);
-		MACIO_BIC(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE);
-		/* This seems to be necessary as well or the fan
-		 * keeps coming up and battery drains fast */
-		MACIO_BIC(HEATHROW_FCR, HRW_IOBUS_ENABLE);
-		/* Make sure eth is down even if module or sleep
-		 * won't work properly */
-		MACIO_BIC(HEATHROW_FCR, HRW_BMAC_IO_ENABLE | HRW_BMAC_RESET);
-	}
-	/* Make sure modem is shut down */
-	MACIO_OUT8(HRW_GPIO_MODEM_RESET,
-		MACIO_IN8(HRW_GPIO_MODEM_RESET) & ~1);
-	MACIO_BIS(HEATHROW_FCR, HRW_SCC_TRANS_EN_N);
-	MACIO_BIC(HEATHROW_FCR, OH_SCCA_IO|OH_SCCB_IO|HRW_SCC_ENABLE);
-
-	/* Let things settle */
-	(void)MACIO_IN32(HEATHROW_FCR);
-	mdelay(1);
-}
-
-static void __pmac
-heathrow_wakeup(struct macio_chip* macio, int secondary)
-{
-	if (secondary) {
-		MACIO_OUT32(0x38, save_fcr[2]);
-		(void)MACIO_IN32(0x38);
-		mdelay(1);
-		MACIO_OUT32(0x3c, save_fcr[3]);
-		(void)MACIO_IN32(0x38);
-		mdelay(10);
-		dbdma_restore(macio, save_alt_dbdma);
-	} else {
-		MACIO_OUT32(0x38, save_fcr[0] | HRW_IOBUS_ENABLE);
-		(void)MACIO_IN32(0x38);
-		mdelay(1);
-		MACIO_OUT32(0x3c, save_fcr[1]);
-		(void)MACIO_IN32(0x38);
-		mdelay(1);
-		MACIO_OUT32(0x34, save_mbcr);
-		(void)MACIO_IN32(0x38);
-		mdelay(10);
-		dbdma_restore(macio, save_dbdma);
-	}
-}
-
-static int __pmac
-heathrow_sleep_state(struct device_node* node, int param, int value)
-{
-	if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0)
-		return -EPERM;
-	if (value == 1) {
-		if (macio_chips[1].type == macio_gatwick)
-			heathrow_sleep(&macio_chips[0], 1);
-		heathrow_sleep(&macio_chips[0], 0);
-	} else if (value == 0) {
-		heathrow_wakeup(&macio_chips[0], 0);
-		if (macio_chips[1].type == macio_gatwick)
-			heathrow_wakeup(&macio_chips[0], 1);
-	}
-	return 0;
-}
-
-static int __pmac
-core99_scc_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-	unsigned long		chan_mask;
-	u32			fcr;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	if (!strcmp(node->name, "ch-a"))
-		chan_mask = MACIO_FLAG_SCCA_ON;
-	else if (!strcmp(node->name, "ch-b"))
-		chan_mask = MACIO_FLAG_SCCB_ON;
-	else
-		return -ENODEV;
-
-	if (value) {
-		int need_reset_scc = 0;
-		int need_reset_irda = 0;
-		
-		LOCK(flags);
-		fcr = MACIO_IN32(KEYLARGO_FCR0);
-		/* Check if scc cell need enabling */
-		if (!(fcr & KL0_SCC_CELL_ENABLE)) {
-			fcr |= KL0_SCC_CELL_ENABLE;
-			need_reset_scc = 1;
-		}
-		if (chan_mask & MACIO_FLAG_SCCA_ON) {
-			fcr |= KL0_SCCA_ENABLE;
-			/* Don't enable line drivers for I2S modem */
-			if ((param & 0xfff) == PMAC_SCC_I2S1)
-				fcr &= ~KL0_SCC_A_INTF_ENABLE;
-			else
-				fcr |= KL0_SCC_A_INTF_ENABLE;
-		}
-		if (chan_mask & MACIO_FLAG_SCCB_ON) {
-			fcr |= KL0_SCCB_ENABLE;
-			/* Perform irda specific inits */
-			if ((param & 0xfff) == PMAC_SCC_IRDA) {
-				fcr &= ~KL0_SCC_B_INTF_ENABLE;
-				fcr |= KL0_IRDA_ENABLE;
-				fcr |= KL0_IRDA_CLK32_ENABLE | KL0_IRDA_CLK19_ENABLE;
-				fcr |= KL0_IRDA_SOURCE1_SEL;
-				fcr &= ~(KL0_IRDA_FAST_CONNECT|KL0_IRDA_DEFAULT1|KL0_IRDA_DEFAULT0);
-				fcr &= ~(KL0_IRDA_SOURCE2_SEL|KL0_IRDA_HIGH_BAND);
-				need_reset_irda = 1;
-			} else
-				fcr |= KL0_SCC_B_INTF_ENABLE;
-		}
-		MACIO_OUT32(KEYLARGO_FCR0, fcr);
-		macio->flags |= chan_mask;
-		if (need_reset_scc)  {
-			MACIO_BIS(KEYLARGO_FCR0, KL0_SCC_RESET);
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-			UNLOCK(flags);
-			mdelay(15);
-			LOCK(flags);
-			MACIO_BIC(KEYLARGO_FCR0, KL0_SCC_RESET);
-		}
-		if (need_reset_irda)  {
-			MACIO_BIS(KEYLARGO_FCR0, KL0_IRDA_RESET);
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-			UNLOCK(flags);
-			mdelay(15);
-			LOCK(flags);
-			MACIO_BIC(KEYLARGO_FCR0, KL0_IRDA_RESET);
-		}
-		UNLOCK(flags);
-		if (param & PMAC_SCC_FLAG_XMON)
-			macio->flags |= MACIO_FLAG_SCC_LOCKED;
-	} else {
-		if (macio->flags & MACIO_FLAG_SCC_LOCKED)
-			return -EPERM;
-		LOCK(flags);
-		fcr = MACIO_IN32(KEYLARGO_FCR0);
-		if (chan_mask & MACIO_FLAG_SCCA_ON)
-			fcr &= ~KL0_SCCA_ENABLE;
-		if (chan_mask & MACIO_FLAG_SCCB_ON) {
-			fcr &= ~KL0_SCCB_ENABLE;
-			/* Perform irda specific clears */
-			if ((param & 0xfff) == PMAC_SCC_IRDA) {
-				fcr &= ~KL0_IRDA_ENABLE;
-				fcr &= ~(KL0_IRDA_CLK32_ENABLE | KL0_IRDA_CLK19_ENABLE);
-				fcr &= ~(KL0_IRDA_FAST_CONNECT|KL0_IRDA_DEFAULT1|KL0_IRDA_DEFAULT0);
-				fcr &= ~(KL0_IRDA_SOURCE1_SEL|KL0_IRDA_SOURCE2_SEL|KL0_IRDA_HIGH_BAND);
-			}
-		}
-		MACIO_OUT32(KEYLARGO_FCR0, fcr);
-		if ((fcr & (KL0_SCCA_ENABLE | KL0_SCCB_ENABLE)) == 0) {
-			fcr &= ~KL0_SCC_CELL_ENABLE;
-			MACIO_OUT32(KEYLARGO_FCR0, fcr);
-		}
-		macio->flags &= ~(chan_mask);
-		UNLOCK(flags);
-		mdelay(10);
-	}
-	return 0;
-}
-
-static int __pmac
-core99_modem_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	u8			gpio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	gpio = MACIO_IN8(KL_GPIO_MODEM_RESET);
-	gpio |= KEYLARGO_GPIO_OUTPUT_ENABLE;
-	gpio &= ~KEYLARGO_GPIO_OUTOUT_DATA;
-	
-	if (!value) {
-		LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio);
-		UNLOCK(flags);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-		mdelay(250);
-	}
-    	LOCK(flags);
-    	if (value) {
-    		MACIO_BIC(KEYLARGO_FCR2, KL2_ALT_DATA_OUT);
-	    	UNLOCK(flags);
-	    	(void)MACIO_IN32(KEYLARGO_FCR2);
-		mdelay(250);
-    	} else {
-    		MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT);
-	    	UNLOCK(flags);
-    	}
-	if (value) {
-		LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250); LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250); LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250);
-	}
-	return 0;
-}
-
-static int __pmac
-core99_ide_enable(struct device_node* node, int param, int value)
-{
-	switch(param) {
-	    case 0:
-		return simple_feature_tweak(node, macio_unknown,
-			KEYLARGO_FCR1, KL1_EIDE0_ENABLE, value);
-	    case 1:
-		return simple_feature_tweak(node, macio_unknown,
-			KEYLARGO_FCR1, KL1_EIDE1_ENABLE, value);
-	    case 2:
-		return simple_feature_tweak(node, macio_unknown,
-			KEYLARGO_FCR1, KL1_UIDE_ENABLE, value);
-	    default:
-	    	return -ENODEV;
-	}
-}
-
-static int __pmac
-core99_ide_reset(struct device_node* node, int param, int value)
-{
-	switch(param) {
-	    case 0:
-		return simple_feature_tweak(node, macio_unknown,
-			KEYLARGO_FCR1, KL1_EIDE0_RESET_N, !value);
-	    case 1:
-		return simple_feature_tweak(node, macio_unknown,
-			KEYLARGO_FCR1, KL1_EIDE1_RESET_N, !value);
-	    case 2:
-		return simple_feature_tweak(node, macio_unknown,
-			KEYLARGO_FCR1, KL1_UIDE_RESET_N, !value);
-	    default:
-	    	return -ENODEV;
-	}
-}
-
-static int __pmac
-core99_gmac_enable(struct device_node* node, int param, int value)
-{
-	unsigned long flags;
-
-	LOCK(flags);
-	if (value)
-		UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_GMAC);
-	else
-		UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_GMAC);
-	(void)UN_IN(UNI_N_CLOCK_CNTL);
-	UNLOCK(flags);
-	udelay(20);
-
-	return 0;
-}
-
-static int __pmac
-core99_gmac_phy_reset(struct device_node* node, int param, int value)
-{
-	unsigned long flags;
-	struct macio_chip* macio;
-	
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-
-	LOCK(flags);
-	MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, KEYLARGO_GPIO_OUTPUT_ENABLE);
-	(void)MACIO_IN8(KL_GPIO_ETH_PHY_RESET);
-	UNLOCK(flags);
-	mdelay(10);
-	LOCK(flags);
-	MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, KEYLARGO_GPIO_OUTPUT_ENABLE
-		| KEYLARGO_GPIO_OUTOUT_DATA);
-	UNLOCK(flags);
-	mdelay(10);
-
-	return 0;
-}
-
-static int __pmac
-core99_sound_chip_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-
-	/* Do a better probe code, screamer G4 desktops &
-	 * iMacs can do that too, add a recalibrate  in
-	 * the driver as well
-	 */
-	if (pmac_mb.model_id == PMAC_TYPE_PISMO ||
-	    pmac_mb.model_id == PMAC_TYPE_TITANIUM) {
-		LOCK(flags);
-		if (value)
-	    		MACIO_OUT8(KL_GPIO_SOUND_POWER,
-	    			KEYLARGO_GPIO_OUTPUT_ENABLE |
-	    			KEYLARGO_GPIO_OUTOUT_DATA);
-	    	else
-	    		MACIO_OUT8(KL_GPIO_SOUND_POWER,
-	    			KEYLARGO_GPIO_OUTPUT_ENABLE);
-	    	(void)MACIO_IN8(KL_GPIO_SOUND_POWER);
-	    	UNLOCK(flags);
-	}
-	return 0;
-}
-
-static int __pmac
-core99_airport_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	unsigned long		flags;
-	int			state;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	
-	/* Hint: we allow passing of macio itself for the sake of the
-	 * sleep code
-	 */
-	if (node != macio->of_node &&
-	    (!node->parent || node->parent != macio->of_node))
-		return -ENODEV;
-	state = (macio->flags & MACIO_FLAG_AIRPORT_ON) != 0;
-	if (value == state)
-		return 0;
-	if (value) {
-		/* This code is a reproduction of OF enable-cardslot
-		 * and init-wireless methods, slightly hacked until
-		 * I got it working.
-		 */
-		LOCK(flags);
-		MACIO_OUT8(KEYLARGO_GPIO_0+0xf, 5);
-		(void)MACIO_IN8(KEYLARGO_GPIO_0+0xf);
-		UNLOCK(flags);
-		mdelay(10);
-		LOCK(flags);
-		MACIO_OUT8(KEYLARGO_GPIO_0+0xf, 4);
-		(void)MACIO_IN8(KEYLARGO_GPIO_0+0xf);
-		UNLOCK(flags);
-
-		mdelay(10);
-
-		LOCK(flags);
-		MACIO_BIC(KEYLARGO_FCR2, KL2_CARDSEL_16);
-		(void)MACIO_IN32(KEYLARGO_FCR2);
-		udelay(10);
-		MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xb, 0);
-		(void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xb);
-		udelay(10);
-		MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xa, 0x28);
-		(void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xa);
-		udelay(10);
-		MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+0xd, 0x28);
-		(void)MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+0xd);
-		udelay(10);
-		MACIO_OUT8(KEYLARGO_GPIO_0+0xd, 0x28);
-		(void)MACIO_IN8(KEYLARGO_GPIO_0+0xd);
-		udelay(10);
-		MACIO_OUT8(KEYLARGO_GPIO_0+0xe, 0x28);
-		(void)MACIO_IN8(KEYLARGO_GPIO_0+0xe);
-		UNLOCK(flags);
-		udelay(10);
-		MACIO_OUT32(0x1c000, 0);
-		mdelay(1);
-		MACIO_OUT8(0x1a3e0, 0x41);
-		(void)MACIO_IN8(0x1a3e0);
-		udelay(10);
-		LOCK(flags);
-		MACIO_BIS(KEYLARGO_FCR2, KL2_CARDSEL_16);
-		(void)MACIO_IN32(KEYLARGO_FCR2);
-		UNLOCK(flags);
-		mdelay(100);
-
-		macio->flags |= MACIO_FLAG_AIRPORT_ON;
-	} else {
-		LOCK(flags);
-		MACIO_BIC(KEYLARGO_FCR2, KL2_CARDSEL_16);
-		(void)MACIO_IN32(KEYLARGO_FCR2);
-		MACIO_OUT8(KL_GPIO_AIRPORT_0, 0);
-		MACIO_OUT8(KL_GPIO_AIRPORT_1, 0);
-		MACIO_OUT8(KL_GPIO_AIRPORT_2, 0);
-		MACIO_OUT8(KL_GPIO_AIRPORT_3, 0);
-		MACIO_OUT8(KL_GPIO_AIRPORT_4, 0);
-		(void)MACIO_IN8(KL_GPIO_AIRPORT_4);
-		UNLOCK(flags);
-
-		macio->flags &= ~MACIO_FLAG_AIRPORT_ON;
-	}
-	return 0;
-}
-
-#ifdef CONFIG_SMP
-static int __pmac
-core99_reset_cpu(struct device_node* node, int param, int value)
-{
-	const int reset_lines[] = {	KL_GPIO_RESET_CPU0,
-					KL_GPIO_RESET_CPU1,
-					KL_GPIO_RESET_CPU2,
-					KL_GPIO_RESET_CPU3 };
-	int reset_io;
-	unsigned long flags;
-	struct macio_chip* macio;
-	
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-	if (param > 3 || param < 0)
-		return -ENODEV;
-
-	reset_io = reset_lines[param];
-	
-	LOCK(flags);
-	MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE);
-	(void)MACIO_IN8(reset_io);
-	udelay(1);
-	MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE | KEYLARGO_GPIO_OUTOUT_DATA);
-	(void)MACIO_IN8(reset_io);
-	UNLOCK(flags);
-
-	return 0;
-}
-#endif /* CONFIG_SMP */
-
-static int __pmac
-core99_usb_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip* macio;
-	unsigned long flags;
-	char* prop;
-	int number;
-	u32 reg;
-	
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-	
-	prop = (char *)get_property(node, "AAPL,clock-id", NULL);
-	if (!prop)
-		return -ENODEV;
-	if (strncmp(prop, "usb0u048", strlen("usb0u048")) == 0)
-		number = 0;
-	else if (strncmp(prop, "usb1u148", strlen("usb1u148")) == 0)
-		number = 2;
-	else
-		return -ENODEV;
-
-	/* Sorry for the brute-force locking, but this is only used during
-	 * sleep and the timing seem to be critical
-	 */
-	LOCK(flags);
-	if (value) {
-		/* Turn ON */
-		if (number == 0) {
-			MACIO_BIC(KEYLARGO_FCR0, (KL0_USB0_PAD_SUSPEND0 | KL0_USB0_PAD_SUSPEND1));
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-			UNLOCK(flags);
-			mdelay(1);
-			LOCK(flags);
-			MACIO_BIS(KEYLARGO_FCR0, KL0_USB0_CELL_ENABLE);
-		} else {
-			MACIO_BIC(KEYLARGO_FCR0, (KL0_USB1_PAD_SUSPEND0 | KL0_USB1_PAD_SUSPEND1));
-			UNLOCK(flags);
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-			mdelay(1);
-			LOCK(flags);
-			MACIO_BIS(KEYLARGO_FCR0, KL0_USB1_CELL_ENABLE);
-		}
-		reg = MACIO_IN32(KEYLARGO_FCR4);
-		reg &=	~(KL4_PORT_WAKEUP_ENABLE(number) | KL4_PORT_RESUME_WAKE_EN(number) |
-			KL4_PORT_CONNECT_WAKE_EN(number) | KL4_PORT_DISCONNECT_WAKE_EN(number));
-		reg &=	~(KL4_PORT_WAKEUP_ENABLE(number+1) | KL4_PORT_RESUME_WAKE_EN(number+1) |
-			KL4_PORT_CONNECT_WAKE_EN(number+1) | KL4_PORT_DISCONNECT_WAKE_EN(number+1));
-		MACIO_OUT32(KEYLARGO_FCR4, reg);
-		(void)MACIO_IN32(KEYLARGO_FCR4);
-		udelay(10);
-	} else {
-		/* Turn OFF */
-		reg = MACIO_IN32(KEYLARGO_FCR4);
-		reg |=	KL4_PORT_WAKEUP_ENABLE(number) | KL4_PORT_RESUME_WAKE_EN(number) |
-			KL4_PORT_CONNECT_WAKE_EN(number) | KL4_PORT_DISCONNECT_WAKE_EN(number);
-		reg |=	KL4_PORT_WAKEUP_ENABLE(number+1) | KL4_PORT_RESUME_WAKE_EN(number+1) |
-			KL4_PORT_CONNECT_WAKE_EN(number+1) | KL4_PORT_DISCONNECT_WAKE_EN(number+1);
-		MACIO_OUT32(KEYLARGO_FCR4, reg);
-		(void)MACIO_IN32(KEYLARGO_FCR4);
-		udelay(1);
-		if (number == 0) {
-			MACIO_BIC(KEYLARGO_FCR0, KL0_USB0_CELL_ENABLE);
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-			udelay(1);
-			MACIO_BIS(KEYLARGO_FCR0, (KL0_USB0_PAD_SUSPEND0 | KL0_USB0_PAD_SUSPEND1));
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-		} else {
-			MACIO_BIC(KEYLARGO_FCR0, KL0_USB1_CELL_ENABLE);
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-			udelay(1);
-			MACIO_BIS(KEYLARGO_FCR0, (KL0_USB1_PAD_SUSPEND0 | KL0_USB1_PAD_SUSPEND1));
-			(void)MACIO_IN32(KEYLARGO_FCR0);
-		}
-		udelay(1);
-	}
-	UNLOCK(flags);
-
-	return 0;
-}
-
-static int __pmac
-core99_firewire_enable(struct device_node* node, int param, int value)
-{
-	unsigned long flags;
-	struct macio_chip* macio;
-
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-	if (!(macio->flags & MACIO_FLAG_FW_SUPPORTED))
-		return -ENODEV;
-	
-	LOCK(flags);
-	if (value) {
-		UN_BIS(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_FW);
-		(void)UN_IN(UNI_N_CLOCK_CNTL);
-	} else {
-		UN_BIC(UNI_N_CLOCK_CNTL, UNI_N_CLOCK_CNTL_FW);
-		(void)UN_IN(UNI_N_CLOCK_CNTL);
-	}
-	UNLOCK(flags);
-	mdelay(1);
-
-	return 0;
-}
-
-static int __pmac
-core99_firewire_cable_power(struct device_node* node, int param, int value)
-{
-	unsigned long flags;
-	struct macio_chip* macio;
-
-	/* Trick: we allow NULL node */
-	if ((pmac_mb.board_flags & PMAC_MB_HAS_FW_POWER) == 0)
-	    	return -ENODEV;
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-	if (!(macio->flags & MACIO_FLAG_FW_SUPPORTED))
-		return -ENODEV;
-	
-	LOCK(flags);
-	if (value) {
-		MACIO_OUT8(KL_GPIO_FW_CABLE_POWER , 0);
-		MACIO_IN8(KL_GPIO_FW_CABLE_POWER);
-		udelay(10);
-	} else {
-		MACIO_OUT8(KL_GPIO_FW_CABLE_POWER , 4);
-		MACIO_IN8(KL_GPIO_FW_CABLE_POWER); udelay(10);
-	}
-	UNLOCK(flags);
-	mdelay(1);
-
-	return 0;
-}
-
-static int __pmac
-core99_read_gpio(struct device_node* node, int param, int value)
-{
-	struct macio_chip* macio = &macio_chips[0];
-	
-	return MACIO_IN8(param);
-}
-
-
-static int __pmac
-core99_write_gpio(struct device_node* node, int param, int value)
-{
-	struct macio_chip* macio = &macio_chips[0];
-
-	MACIO_OUT8(param, (u8)(value & 0xff));
-	return 0;
-}
-
-static void __pmac
-keylargo_shutdown(struct macio_chip* macio, int restart)
-{
-	u32 temp;
-
-	mdelay(1);
-	MACIO_BIS(KEYLARGO_FCR0, KL0_USB_REF_SUSPEND);
-	(void)MACIO_IN32(KEYLARGO_FCR0);
-	mdelay(100);
-
-	MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE |
-				KL0_SCC_CELL_ENABLE |
-		      		KL0_IRDA_ENABLE | KL0_IRDA_CLK32_ENABLE |
-		      		KL0_IRDA_CLK19_ENABLE);
-
-	(void)MACIO_IN32(KEYLARGO_FCR0); udelay(10);
-	MACIO_BIC(KEYLARGO_MBCR, KL_MBCR_MB0_DEV_MASK);
-	(void)MACIO_IN32(KEYLARGO_MBCR); udelay(10);
-
-	MACIO_BIC(KEYLARGO_FCR1,
-		KL1_AUDIO_SEL_22MCLK | KL1_AUDIO_CLK_ENABLE_BIT |
-		KL1_AUDIO_CLK_OUT_ENABLE | KL1_AUDIO_CELL_ENABLE |
-		KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT |
-		KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE |
-		KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE |
-		KL1_EIDE0_ENABLE | KL1_EIDE0_RESET_N |
-		KL1_EIDE1_ENABLE | KL1_EIDE1_RESET_N |
-		KL1_UIDE_ENABLE);
-	(void)MACIO_IN32(KEYLARGO_FCR1); udelay(10);
-
-	MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT);
- 	udelay(10);
- 	MACIO_BIC(KEYLARGO_FCR2, KL2_IOBUS_ENABLE);
- 	udelay(10);
-	temp = MACIO_IN32(KEYLARGO_FCR3);
-	if (macio->rev >= 2)
-		temp |= (KL3_SHUTDOWN_PLL2X | KL3_SHUTDOWN_PLL_TOTAL);
-		
-	temp |= KL3_SHUTDOWN_PLLKW6 | KL3_SHUTDOWN_PLLKW4 |
-		KL3_SHUTDOWN_PLLKW35 | KL3_SHUTDOWN_PLLKW12;
-	temp &= ~(KL3_CLK66_ENABLE | KL3_CLK49_ENABLE | KL3_CLK45_ENABLE
-		| KL3_CLK31_ENABLE | KL3_TIMER_CLK18_ENABLE | KL3_I2S1_CLK18_ENABLE
-		| KL3_I2S0_CLK18_ENABLE | KL3_VIA_CLK16_ENABLE);
-	MACIO_OUT32(KEYLARGO_FCR3, temp);
-	(void)MACIO_IN32(KEYLARGO_FCR3); udelay(10);
-}
-
-static void __pmac
-pangea_shutdown(struct macio_chip* macio, int restart)
-{
-	u32 temp;
-
-	MACIO_BIC(KEYLARGO_FCR0,KL0_SCCA_ENABLE | KL0_SCCB_ENABLE |
-				KL0_SCC_CELL_ENABLE |
-				KL0_USB0_CELL_ENABLE | KL0_USB1_CELL_ENABLE);
-
-	(void)MACIO_IN32(KEYLARGO_FCR0); udelay(10);
-	MACIO_BIC(KEYLARGO_MBCR, KL_MBCR_MB0_DEV_MASK);
-	(void)MACIO_IN32(KEYLARGO_MBCR); udelay(10);
-
-	MACIO_BIC(KEYLARGO_FCR1,
-		KL1_AUDIO_SEL_22MCLK | KL1_AUDIO_CLK_ENABLE_BIT |
-		KL1_AUDIO_CLK_OUT_ENABLE | KL1_AUDIO_CELL_ENABLE |
-		KL1_I2S0_CELL_ENABLE | KL1_I2S0_CLK_ENABLE_BIT |
-		KL1_I2S0_ENABLE | KL1_I2S1_CELL_ENABLE |
-		KL1_I2S1_CLK_ENABLE_BIT | KL1_I2S1_ENABLE |
-		KL1_UIDE_ENABLE);
-	(void)MACIO_IN32(KEYLARGO_FCR1); udelay(10);
-
-	MACIO_BIS(KEYLARGO_FCR2, KL2_ALT_DATA_OUT);
- 	udelay(10);
-	temp = MACIO_IN32(KEYLARGO_FCR3);
-	temp |= KL3_SHUTDOWN_PLLKW6 | KL3_SHUTDOWN_PLLKW4 |
-		KL3_SHUTDOWN_PLLKW35;
-	temp &= ~(KL3_CLK49_ENABLE | KL3_CLK45_ENABLE
-		| KL3_CLK31_ENABLE | KL3_TIMER_CLK18_ENABLE | KL3_I2S1_CLK18_ENABLE
-		| KL3_I2S0_CLK18_ENABLE | KL3_VIA_CLK16_ENABLE);
-	MACIO_OUT32(KEYLARGO_FCR3, temp);
-	(void)MACIO_IN32(KEYLARGO_FCR3); udelay(10);
-}
-
-static int __pmac
-core99_sleep(void)
-{
-	struct macio_chip* macio;
-	int i;
-
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-	
-	/* We power off the wireless slot in case it was not done
-	 * by the driver. We don't power it on automatically however
-	 */
-	if (macio->flags & MACIO_FLAG_AIRPORT_ON)
-		core99_airport_enable(macio->of_node, 0, 0);
-
-	/* We power off the FW cable. Should be done by the driver... */
-	if (macio->flags & MACIO_FLAG_FW_SUPPORTED) {
-		core99_firewire_enable(NULL, 0, 0);
-		core99_firewire_cable_power(NULL, 0, 0);
-	}
-
-	/* We make sure int. modem is off (in case driver lost it) */
-	core99_modem_enable(macio->of_node, 0, 0);
-	/* We make sure the sound is off as well */
-	core99_sound_chip_enable(macio->of_node, 0, 0);
-	 
-	/*
-	 * Save various bits of KeyLargo
-	 */
-
-	/* Save the state of the various GPIOs */
-	save_gpio_levels[0] = MACIO_IN32(KEYLARGO_GPIO_LEVELS0);
-	save_gpio_levels[1] = MACIO_IN32(KEYLARGO_GPIO_LEVELS1);
-	for (i=0; i<KEYLARGO_GPIO_EXTINT_CNT; i++)
-		save_gpio_extint[i] = MACIO_IN8(KEYLARGO_GPIO_EXTINT_0+i);
-	for (i=0; i<KEYLARGO_GPIO_CNT; i++)
-		save_gpio_normal[i] = MACIO_IN8(KEYLARGO_GPIO_0+i);
-
-	/* Save the FCRs */
-	save_mbcr = MACIO_IN32(KEYLARGO_MBCR);
-	save_fcr[0] = MACIO_IN32(KEYLARGO_FCR0);
-	save_fcr[1] = MACIO_IN32(KEYLARGO_FCR1);
-	save_fcr[2] = MACIO_IN32(KEYLARGO_FCR2);
-	save_fcr[3] = MACIO_IN32(KEYLARGO_FCR3);
-	save_fcr[4] = MACIO_IN32(KEYLARGO_FCR4);
-
-	/* Save state & config of DBDMA channels */
-	dbdma_save(macio, save_dbdma);
-	
-	/*
-	 * Turn off as much as we can
-	 */
-	if (macio->type == macio_pangea)
-		pangea_shutdown(macio, 0);
-	else if (macio->type == macio_keylargo)
-		keylargo_shutdown(macio, 0);
-	
-	/* 
-	 * Put the host bridge to sleep
-	 */
-
-	save_unin_clock_ctl = UN_IN(UNI_N_CLOCK_CNTL);
-	UN_OUT(UNI_N_CLOCK_CNTL, save_unin_clock_ctl &
-		~(UNI_N_CLOCK_CNTL_GMAC|UNI_N_CLOCK_CNTL_FW/*|UNI_N_CLOCK_CNTL_PCI*/));
-	udelay(100);
-	UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_SLEEPING);
-	UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_SLEEP);
-
-	/*
-	 * FIXME: A bit of black magic with OpenPIC (don't ask me why)
-	 */
-	if (pmac_mb.model_id == PMAC_TYPE_SAWTOOTH) {
-		MACIO_BIS(0x506e0, 0x00400000);
-		MACIO_BIS(0x506e0, 0x80000000);
-	}
-	return 0;
-}
-
-static int __pmac
-core99_wake_up(void)
-{
-	struct macio_chip* macio;
-	int i;
-
-	macio = &macio_chips[0];
-	if (macio->type != macio_keylargo && macio->type != macio_pangea)
-		return -ENODEV;
-
-	/*
-	 * Wakeup the host bridge
-	 */
-	UN_OUT(UNI_N_POWER_MGT, UNI_N_POWER_MGT_NORMAL);
-	udelay(10);
-	UN_OUT(UNI_N_HWINIT_STATE, UNI_N_HWINIT_STATE_RUNNING);
-	udelay(10);
-	
-	/*
-	 * Restore KeyLargo
-	 */
-	 
-	MACIO_OUT32(KEYLARGO_MBCR, save_mbcr);
-	(void)MACIO_IN32(KEYLARGO_MBCR); udelay(10);
-	MACIO_OUT32(KEYLARGO_FCR0, save_fcr[0]);
-	(void)MACIO_IN32(KEYLARGO_FCR0); udelay(10);
-	MACIO_OUT32(KEYLARGO_FCR1, save_fcr[1]);
-	(void)MACIO_IN32(KEYLARGO_FCR1); udelay(10);
-	MACIO_OUT32(KEYLARGO_FCR2, save_fcr[2]);
-	(void)MACIO_IN32(KEYLARGO_FCR2); udelay(10);
-	MACIO_OUT32(KEYLARGO_FCR3, save_fcr[3]);
-	(void)MACIO_IN32(KEYLARGO_FCR3); udelay(10);
-	MACIO_OUT32(KEYLARGO_FCR4, save_fcr[4]);
-	(void)MACIO_IN32(KEYLARGO_FCR4); udelay(10);
-
-	dbdma_restore(macio, save_dbdma);
-
-	MACIO_OUT32(KEYLARGO_GPIO_LEVELS0, save_gpio_levels[0]);
-	MACIO_OUT32(KEYLARGO_GPIO_LEVELS1, save_gpio_levels[1]);
-	for (i=0; i<KEYLARGO_GPIO_EXTINT_CNT; i++)
-		MACIO_OUT8(KEYLARGO_GPIO_EXTINT_0+i, save_gpio_extint[i]);
-	for (i=0; i<KEYLARGO_GPIO_CNT; i++)
-		MACIO_OUT8(KEYLARGO_GPIO_0+i, save_gpio_normal[i]);
-
-	/* FIXME more black magic with OpenPIC ... */
-	if (pmac_mb.model_id == PMAC_TYPE_SAWTOOTH) {
-		MACIO_BIC(0x506e0, 0x00400000);
-		MACIO_BIC(0x506e0, 0x80000000);
-	}
-
-	UN_OUT(UNI_N_CLOCK_CNTL, save_unin_clock_ctl);
-	udelay(100);
-
-	return 0;
-}
-
-static int __pmac
-core99_sleep_state(struct device_node* node, int param, int value)
-{
-	if ((pmac_mb.board_flags & PMAC_MB_CAN_SLEEP) == 0)
-		return -EPERM;
-	if (value == 1)
-		return core99_sleep();
-	else if (value == 0)
-		return core99_wake_up();
-	return 0;
-}
-
-static int __pmac
-pangea_modem_enable(struct device_node* node, int param, int value)
-{
-	struct macio_chip*	macio;
-	u8			gpio;
-	unsigned long		flags;
-	
-	macio = macio_find(node, 0);
-	if (!macio)
-		return -ENODEV;
-	gpio = MACIO_IN8(KL_GPIO_MODEM_RESET);
-	gpio |= KEYLARGO_GPIO_OUTPUT_ENABLE;
-	gpio &= ~KEYLARGO_GPIO_OUTOUT_DATA;
-	
-	if (!value) {
-		LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio);
-		UNLOCK(flags);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-		mdelay(250);
-	}
-    	LOCK(flags);
-	if (value) {
-		MACIO_OUT8(KL_GPIO_MODEM_POWER,
-			KEYLARGO_GPIO_OUTPUT_ENABLE);
-    		UNLOCK(flags);
-	    	(void)MACIO_IN32(KEYLARGO_FCR2);
-		mdelay(250);
-	} else {
-		MACIO_OUT8(KL_GPIO_MODEM_POWER,
-			KEYLARGO_GPIO_OUTPUT_ENABLE | KEYLARGO_GPIO_OUTOUT_DATA);
-    		UNLOCK(flags);
-	}
-	if (value) {
-		LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250); LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250); LOCK(flags);
-		MACIO_OUT8(KL_GPIO_MODEM_RESET, gpio | KEYLARGO_GPIO_OUTOUT_DATA);
-		(void)MACIO_IN8(KL_GPIO_MODEM_RESET);
-	    	UNLOCK(flags); mdelay(250);
-	}
-	return 0;
-}
-
-
-static int __pmac
-generic_get_mb_info(struct device_node* node, int param, int value)
-{
-	switch(param) {
-		case PMAC_MB_INFO_MODEL:
-			return pmac_mb.model_id;
-		case PMAC_MB_INFO_FLAGS:
-			return pmac_mb.board_flags;
-		case PMAC_MB_INFO_NAME:	
-			/* hack hack hack... but should work */
-			*((const char **)value) = pmac_mb.model_name;
-			break;
-	}
-	return 0;
-}
-
-
-/* 
- * Table definitions
- */
- 
-/* Used on any machine
- */
-static struct feature_table_entry any_features[]  __pmacdata = {
-	{ PMAC_FTR_GET_MB_INFO,		generic_get_mb_info },
-	{ 0, NULL }
-};
-
-/* OHare based motherboards. Currently, we only use these on the
- * 2400,3400 and 3500 series powerbooks. Some older desktops seem
- * to have issues with turning on/off those asic cells
- */
-static struct feature_table_entry ohare_features[]  __pmacdata = {
-	{ PMAC_FTR_SCC_ENABLE,		ohare_htw_scc_enable },
-	{ PMAC_FTR_SWIM3_ENABLE,	ohare_floppy_enable },
-	{ PMAC_FTR_MESH_ENABLE,		ohare_mesh_enable },
-	{ PMAC_FTR_IDE_ENABLE,		ohare_ide_enable},
-	{ PMAC_FTR_IDE_RESET,		ohare_ide_reset},
-	{ PMAC_FTR_SLEEP_STATE,		ohare_sleep_state },
-	{ 0, NULL }
-};
-
-/* Heathrow desktop machines (Beige G3).
- * Separated as some features couldn't be properly tested
- * and the serial port control bits appear to confuse it.
- */
-static struct feature_table_entry heathrow_desktop_features[]  __pmacdata = {
-	{ PMAC_FTR_SWIM3_ENABLE,	heathrow_floppy_enable },
-	{ PMAC_FTR_MESH_ENABLE,		heathrow_mesh_enable },
-	{ PMAC_FTR_IDE_ENABLE,		heathrow_ide_enable },
-	{ PMAC_FTR_IDE_RESET,		heathrow_ide_reset },
-	{ PMAC_FTR_BMAC_ENABLE,		heathrow_bmac_enable },
-	{ 0, NULL }
-};
-
-/* Heathrow based laptop, that is the Wallstreet and mainstreet
- * powerbooks.
- */
-static struct feature_table_entry heathrow_laptop_features[]  __pmacdata = {
-	{ PMAC_FTR_SCC_ENABLE,		ohare_htw_scc_enable },
-	{ PMAC_FTR_MODEM_ENABLE,	heathrow_modem_enable },
-	{ PMAC_FTR_SWIM3_ENABLE,	heathrow_floppy_enable },
-	{ PMAC_FTR_MESH_ENABLE,		heathrow_mesh_enable },
-	{ PMAC_FTR_IDE_ENABLE,		heathrow_ide_enable },
-	{ PMAC_FTR_IDE_RESET,		heathrow_ide_reset },
-	{ PMAC_FTR_BMAC_ENABLE,		heathrow_bmac_enable },
-	{ PMAC_FTR_SOUND_CHIP_ENABLE,	heathrow_sound_enable },
-	{ PMAC_FTR_SLEEP_STATE,		heathrow_sleep_state },
-	{ 0, NULL }
-};
-
-/* Paddington based machines
- * The lombard (101) powerbook, first iMac models, B&W G3 and Yikes G4.
- */
-static struct feature_table_entry paddington_features[]  __pmacdata = {
-	{ PMAC_FTR_SCC_ENABLE,		ohare_htw_scc_enable },
-	{ PMAC_FTR_MODEM_ENABLE,	heathrow_modem_enable },
-	{ PMAC_FTR_SWIM3_ENABLE,	heathrow_floppy_enable },
-	{ PMAC_FTR_MESH_ENABLE,		heathrow_mesh_enable },
-	{ PMAC_FTR_IDE_ENABLE,		heathrow_ide_enable },
-	{ PMAC_FTR_IDE_RESET,		heathrow_ide_reset },
-	{ PMAC_FTR_BMAC_ENABLE,		heathrow_bmac_enable },
-	{ PMAC_FTR_SOUND_CHIP_ENABLE,	heathrow_sound_enable },
-	{ PMAC_FTR_SLEEP_STATE,		heathrow_sleep_state },
-	{ 0, NULL }
-};
-
-/* Core99 & MacRISC 2 machines (all machines released since the
- * iBook (included), that is all AGP machines, except pangea
- * chipset. The pangea chipset is the "combo" UniNorth/KeyLargo
- * used on iBook2 & iMac "flow power".
- */
-static struct feature_table_entry core99_features[]  __pmacdata = {
-	{ PMAC_FTR_SCC_ENABLE,		core99_scc_enable },
-	{ PMAC_FTR_MODEM_ENABLE,	core99_modem_enable },
-	{ PMAC_FTR_IDE_ENABLE,		core99_ide_enable },
-	{ PMAC_FTR_IDE_RESET,		core99_ide_reset },
-	{ PMAC_FTR_GMAC_ENABLE,		core99_gmac_enable },
-	{ PMAC_FTR_GMAC_PHY_RESET,	core99_gmac_phy_reset },
-	{ PMAC_FTR_SOUND_CHIP_ENABLE,	core99_sound_chip_enable },
-	{ PMAC_FTR_AIRPORT_ENABLE,	core99_airport_enable },
-	{ PMAC_FTR_USB_ENABLE,		core99_usb_enable },
-	{ PMAC_FTR_1394_ENABLE,		core99_firewire_enable },
-	{ PMAC_FTR_1394_CABLE_POWER,	core99_firewire_cable_power },
-	{ PMAC_FTR_SLEEP_STATE,		core99_sleep_state },
-#ifdef CONFIG_SMP
-	{ PMAC_FTR_RESET_CPU,		core99_reset_cpu },
-#endif /* CONFIG_SMP */
-	{ PMAC_FTR_READ_GPIO,		core99_read_gpio },
-	{ PMAC_FTR_WRITE_GPIO,		core99_write_gpio },
-	{ 0, NULL }
-};
-
-/* Pangea features
- */
-static struct feature_table_entry pangea_features[]  __pmacdata = {
-	{ PMAC_FTR_SCC_ENABLE,		core99_scc_enable },
-	{ PMAC_FTR_MODEM_ENABLE,	pangea_modem_enable },
-	{ PMAC_FTR_IDE_ENABLE,		core99_ide_enable },
-	{ PMAC_FTR_IDE_RESET,		core99_ide_reset },
-	{ PMAC_FTR_GMAC_ENABLE,		core99_gmac_enable },
-	{ PMAC_FTR_GMAC_PHY_RESET,	core99_gmac_phy_reset },
-	{ PMAC_FTR_SOUND_CHIP_ENABLE,	core99_sound_chip_enable },
-	{ PMAC_FTR_AIRPORT_ENABLE,	core99_airport_enable },
-	{ PMAC_FTR_USB_ENABLE,		core99_usb_enable },
-	{ PMAC_FTR_1394_ENABLE,		core99_firewire_enable },
-	{ PMAC_FTR_1394_CABLE_POWER,	core99_firewire_cable_power },
-	{ PMAC_FTR_SLEEP_STATE,		core99_sleep_state },
-	{ PMAC_FTR_READ_GPIO,		core99_read_gpio },
-	{ PMAC_FTR_WRITE_GPIO,		core99_write_gpio },
-	{ 0, NULL }
-};
-	
-static struct pmac_mb_def pmac_mb_defs[] __pmacdata = {
-	/* Warning: ordering is important as some models may claim
-	 * beeing compatible with several types
-	 */
-	{	"AAPL,8500",			"PowerMac 8500/8600",
-		PMAC_TYPE_PSURGE,		NULL,
-		0
-	},
-	{	"AAPL,9500",			"PowerMac 9500/9600",
-		PMAC_TYPE_PSURGE,		NULL,
-		0
-	},
-	{	"AAPL,7500",			"PowerMac 7500",
-		PMAC_TYPE_PSURGE,		NULL,
-		0
-	},
-	{	"AAPL,ShinerESB",		"Apple Network Server",
-		PMAC_TYPE_ANS,			NULL,
-		0
-	},
-	{	"AAPL,e407",			"Alchemy",
-		PMAC_TYPE_ALCHEMY,		NULL,
-		0
-	},
-	{	"AAPL,e411",			"Gazelle",
-		PMAC_TYPE_GAZELLE,		NULL,
-		0
-	},
-	{	"AAPL,3400/2400",		"PowerBook 3400",
-		PMAC_TYPE_HOOPER,		ohare_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"AAPL,3500",			"PowerBook 3500",
-		PMAC_TYPE_KANGA,		ohare_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"AAPL,Gossamer",		"PowerMac G3 (Gossamer)",
-		PMAC_TYPE_GOSSAMER,		heathrow_desktop_features,
-		0
-	},
-	{	"AAPL,PowerMac G3",		"PowerMac G3 (Silk)",
-		PMAC_TYPE_SILK,			heathrow_desktop_features,
-		0
-	},
-	{	"AAPL,PowerBook1998",		"PowerBook Wallstreet",
-		PMAC_TYPE_WALLSTREET,		heathrow_laptop_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"AAPL,PowerBook1,1",		"PowerBook 101 (Lombard)",
-		PMAC_TYPE_101_PBOOK,		paddington_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"iMac,1",			"iMac (first generation)",
-		PMAC_TYPE_ORIG_IMAC,		paddington_features,
-		0
-	},
-	{	"PowerMac4,1",			"iMac \"Flower Power\"",
-		PMAC_TYPE_PANGEA_IMAC,		pangea_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"PowerBook4,3",			"iBook 2 with 14\" LCD",
-		PMAC_TYPE_IBOOK2,		pangea_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerBook4,2",			"iBook 2 with 14\" LCD",
-		PMAC_TYPE_IBOOK2,		pangea_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerBook4,1",			"iBook 2",
-		PMAC_TYPE_IBOOK2,		pangea_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerMac4,2",			"Flat panel iMac",
-		PMAC_TYPE_FLAT_PANEL_IMAC,	pangea_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"PowerMac1,1",			"Blue&White G3",
-		PMAC_TYPE_YOSEMITE,		paddington_features,
-		0
-	},
-	{	"PowerMac1,2",			"PowerMac G4 PCI Graphics",
-		PMAC_TYPE_YIKES,		paddington_features,
-		0
-	},
-	{	"PowerBook2,1",			"iBook (first generation)",
-		PMAC_TYPE_ORIG_IBOOK,		core99_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"PowerMac3,1",			"PowerMac G4 AGP Graphics",
-		PMAC_TYPE_SAWTOOTH,		core99_features,
-		0
-	},
-	{	"PowerMac3,2",			"PowerMac G4 AGP Graphics",
-		PMAC_TYPE_SAWTOOTH,		core99_features,
-		0
-	},
-	{	"PowerMac3,3",			"PowerMac G4 AGP Graphics",
-		PMAC_TYPE_SAWTOOTH,		core99_features,
-		0
-	},
-	{	"PowerMac2,1",			"iMac FireWire",
-		PMAC_TYPE_FW_IMAC,		core99_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"PowerMac2,2",			"iMac FireWire",
-		PMAC_TYPE_FW_IMAC,		core99_features,
-		PMAC_MB_CAN_SLEEP
-	},
-	{	"PowerBook2,2",			"iBook FireWire",
-		PMAC_TYPE_FW_IBOOK,		core99_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerMac5,1",			"PowerMac G4 Cube",
-		PMAC_TYPE_CUBE,			core99_features,
-	},
-	{	"PowerMac3,4",			"PowerMac G4 Silver",
-		PMAC_TYPE_QUICKSILVER,		core99_features,
-		0
-	},
-	{	"PowerMac3,5",			"PowerMac G4 Silver",
-		PMAC_TYPE_QUICKSILVER,		core99_features,
-		0
-	},
-	{	"PowerBook3,1",			"PowerBook Pismo",
-		PMAC_TYPE_PISMO,		core99_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerBook3,2",			"PowerBook Titanium",
-		PMAC_TYPE_TITANIUM,		core99_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerBook3,3",			"PowerBook Titanium II",
-		PMAC_TYPE_TITANIUM2,		core99_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-	{	"PowerBook3,4",			"PowerBook Titanium III",
-		PMAC_TYPE_TITANIUM3,		core99_features,
-		PMAC_MB_CAN_SLEEP | PMAC_MB_HAS_FW_POWER
-	},
-};
-
-/*
- * The toplevel feature_call callback
- */
-int __pmac
-pmac_do_feature_call(unsigned int selector, ...)
-{
-	struct device_node* node;
-	int param, value, i;
-	feature_call func = NULL;
-	va_list args;
-	
-	if (pmac_mb.features)
-		for (i=0; pmac_mb.features[i].function; i++)
-			if (pmac_mb.features[i].selector == selector) {
-				func = pmac_mb.features[i].function;
-				break;
-			}
-	if (!func)
-		for (i=0; any_features[i].function; i++)
-			if (any_features[i].selector == selector) {
-				func = any_features[i].function;
-				break;
-			}
-	if (!func)
-		return -ENODEV;
-
-	va_start(args, selector);
-	node = (struct device_node*)va_arg(args, void*);
-	param = va_arg(args, int);
-	value = va_arg(args, int);
-	va_end(args);
-
-	return func(node, param, value);
-}
-
-static int __init
-probe_motherboard(void)
-{
-	int i;
-	struct macio_chip* macio = &macio_chips[0];
-
-	/* Lookup known motherboard type in device-tree */
-	for(i=0; i<(sizeof(pmac_mb_defs)/sizeof(struct pmac_mb_def)); i++) {
-	    if (machine_is_compatible(pmac_mb_defs[i].model_string)) {
-		pmac_mb = pmac_mb_defs[i];
-		goto found;
-	    }
-	}
-
-	/* Fallback to selection depending on mac-io chip type */
-	switch(macio->type) {
-	    case macio_grand_central:
-		pmac_mb.model_id = PMAC_TYPE_PSURGE;
-		pmac_mb.model_name = "Unknown PowerSurge";
-		break;
-	    case macio_ohare:
-		pmac_mb.model_id = PMAC_TYPE_UNKNOWN_OHARE;
-		pmac_mb.model_name = "Unknown OHare-based";
-	    	break;
-	    case macio_heathrow:
-		pmac_mb.model_id = PMAC_TYPE_UNKNOWN_HEATHROW;
-		pmac_mb.model_name = "Unknown Heathrow-based";
-		pmac_mb.features = heathrow_desktop_features;
-		break;
-	    case macio_paddington:
-		pmac_mb.model_id = PMAC_TYPE_UNKNOWN_PADDINGTON;
-		pmac_mb.model_name = "Unknown Paddington-based";
-	    	pmac_mb.features = paddington_features;
-		break;
-	    case macio_keylargo:
-		pmac_mb.model_id = PMAC_TYPE_UNKNOWN_CORE99;
-		pmac_mb.model_name = "Unknown Keylargo-based";
-	    	pmac_mb.features = core99_features;
-		break;
-	    case macio_pangea:
-		pmac_mb.model_id = PMAC_TYPE_UNKNOWN_PANGEA;
-		pmac_mb.model_name = "Unknown Pangea-based";
-	    	pmac_mb.features = pangea_features;
-		break;
-	    default:
-	    	return -ENODEV;
-	}
-found:
-	/* Fixup Hooper vs. Comet */
-	if (pmac_mb.model_id == PMAC_TYPE_HOOPER) {
-		u32* mach_id_ptr = (u32*)ioremap(0xf3000034, 4);
-		if (!mach_id_ptr)
-			return -ENODEV;
-		/* Here, I used to disable the media-bay on comet. It
-		 * appears this is wrong, the floppy connector is actually
-		 * a kind of media-bay and works with the current driver.
-		 */
-		if ((*mach_id_ptr) & 0x20000000UL)
-			pmac_mb.model_id = PMAC_TYPE_COMET;
-		iounmap(mach_id_ptr);
-	}
-
-	/* Set default value of powersave_nap on machines that support it.
-	 * It appears that uninorth rev 3 has a problem with it, we don't
-	 * enable it on those. In theory, the flush-on-lock property is
-	 * supposed to be set when not supported, but I'm not very confident
-	 * that all Apple OF revs did it properly, I do it the paranoid way.
-	 */
-	while (uninorth_base && uninorth_rev > 3) {
-		struct device_node* np = find_path_device("/cpus");
-		u32 pvr = mfspr(PVR);
-		if (!np || !np->child) {
-			printk(KERN_WARNING "Can't find CPU(s) in device tree !\n");
-			break;
-		}
-		np = np->child;
-		/* Nap mode not supported on SMP */
-		if (np->sibling)
-			break;
-		/* Nap mode not supported if flush-on-lock property is present */
-		if (get_property(np, "flush-on-lock", NULL))
-			break;
-		/* Some 7450 may have problem with NAP mode too ... */
-		if (((pvr >> 16) == 0x8000) && ((pvr & 0xffff) < 0x0201))
-			break;
-		powersave_nap = 1;
-		printk(KERN_INFO "Processor NAP mode on idle enabled.\n");
-		break;
-	}
-
-	printk(KERN_INFO "PowerMac motherboard: %s\n", pmac_mb.model_name);
-	return 0;
-}
-
-/* Initialize the Core99 UniNorth host bridge and memory controller
- */
-static void __init
-probe_uninorth(void)
-{
-	unsigned long actrl;
-	
-	/* Locate core99 Uni-N */
-	uninorth_node = find_devices("uni-n");
-	if (uninorth_node && uninorth_node->n_addrs > 0) {
-		uninorth_base = ioremap(uninorth_node->addrs[0].address, 0x1000);
-		uninorth_rev = in_be32(UN_REG(UNI_N_VERSION));
-	} else
-		uninorth_node = NULL;
-		
-	if (!uninorth_node)
-		return;
-	
-	printk(KERN_INFO "Found Uninorth memory controller & host bridge, revision: %d\n",
-			uninorth_rev);
-
-	/* Set the arbitrer QAck delay according to what Apple does
-	 */
-	if (uninorth_rev < 0x10) {
-		actrl = UN_IN(UNI_N_ARB_CTRL) & ~UNI_N_ARB_CTRL_QACK_DELAY_MASK;
-		actrl |= ((uninorth_rev < 3) ? UNI_N_ARB_CTRL_QACK_DELAY105 :
-			UNI_N_ARB_CTRL_QACK_DELAY) << UNI_N_ARB_CTRL_QACK_DELAY_SHIFT;
-		UN_OUT(UNI_N_ARB_CTRL, actrl);
-	}
-}	
-
-static void __init
-probe_one_macio(const char* name, const char* compat, int type)
-{
-	struct device_node*	node;
-	int			i;
-	volatile u32*		base;
-	u32*			revp;
-	
-	node = find_devices(name);
-	if (!node || !node->n_addrs)
-		return;
-	if (compat)
-		do {
-			if (device_is_compatible(node, compat))
-				break;
-			node = node->next;
-		} while (node);
-	if (!node)
-		return;
-	for(i=0; i<MAX_MACIO_CHIPS; i++) {
-		if (!macio_chips[i].of_node)
-			break;
-		if (macio_chips[i].of_node == node)
-			return;
-	}
-	if (i >= MAX_MACIO_CHIPS) {
-		printk(KERN_ERR "pmac_feature: Please increase MAX_MACIO_CHIPS !\n");
-		printk(KERN_ERR "pmac_feature: %s skipped\n", node->full_name);
-		return;
-	}
-	base = (volatile u32*)ioremap(node->addrs[0].address, node->addrs[0].size);
-	if (!base) {
-		printk(KERN_ERR "pmac_feature: Can't map mac-io chip !\n");
-		return;
-	}
-	if (type == macio_keylargo) {
-		u32* did = (u32 *)get_property(node, "device-id", NULL);
-		if (*did == 0x00000025)
-			type = macio_pangea;
-	}
-	macio_chips[i].of_node	= node;
-	macio_chips[i].type	= type;
-	macio_chips[i].base	= base;
-	macio_chips[i].flags	= MACIO_FLAG_SCCB_ON | MACIO_FLAG_SCCB_ON;
-	revp = (u32 *)get_property(node, "revision-id", NULL);
-	if (revp)
-		macio_chips[i].rev = *revp;
-	printk(KERN_INFO "Found a %s mac-io controller, rev: %d, mapped at 0x%p\n",
-		macio_names[type], macio_chips[i].rev, macio_chips[i].base);
-}
-
-static int __init
-probe_macios(void)
-{
-	/* Warning, ordering is important */
-	probe_one_macio("gc", NULL, macio_grand_central);
-	probe_one_macio("ohare", NULL, macio_ohare);
-	probe_one_macio("pci106b,7", NULL, macio_ohareII);
-	probe_one_macio("mac-io", "keylargo", macio_keylargo);
-	probe_one_macio("mac-io", "paddington", macio_paddington);
-	probe_one_macio("mac-io", "gatwick", macio_gatwick);
-	probe_one_macio("mac-io", "heathrow", macio_heathrow);
-
-	/* Make sure the "main" macio chip appear first */
-	if (macio_chips[0].type == macio_gatwick
-	    && macio_chips[1].type == macio_heathrow) {
-		struct macio_chip temp = macio_chips[0];
-		macio_chips[0] = macio_chips[1];
-		macio_chips[1] = temp;
-	}
-	if (macio_chips[0].type == macio_ohareII
-	    && macio_chips[1].type == macio_ohare) {
-		struct macio_chip temp = macio_chips[0];
-		macio_chips[0] = macio_chips[1];
-		macio_chips[1] = temp;
-	}
-
-	return (macio_chips[0].of_node == NULL) ? -ENODEV : 0;
-}
-
-static void __init
-initial_serial_shutdown(struct device_node* np)
-{
-	int len;
-	struct slot_names_prop {
-		int	count;
-		char	name[1];
-	} *slots;
-	char *conn;
-	int port_type = PMAC_SCC_ASYNC;
-	int modem = 0;
-	
-	slots = (struct slot_names_prop *)get_property(np, "slot-names", &len);
-	conn = get_property(np, "AAPL,connector", &len);
-	if (conn && (strcmp(conn, "infrared") == 0))
-		port_type = PMAC_SCC_IRDA;
-	else if (device_is_compatible(np, "cobalt"))
-		modem = 1;
-	else if (slots && slots->count > 0) {
-		if (strcmp(slots->name, "IrDA") == 0)
-			port_type = PMAC_SCC_IRDA;
-		else if (strcmp(slots->name, "Modem") == 0)
-			modem = 1;
-	}
-	if (modem)
-		pmac_call_feature(PMAC_FTR_MODEM_ENABLE, np, 0, 0);
-	pmac_call_feature(PMAC_FTR_SCC_ENABLE, np, port_type, 0);
-}
-
-static void __init
-set_initial_features(void)
-{
-	struct device_node* np;
-	
-	/* That hack appears to be necessary for some StarMax motherboards
-	 * but I'm not too sure it was audited for side-effects on other
-	 * ohare based machines...
-	 * Since I still have difficulties figuring the right way to
-	 * differenciate them all and since that hack was there for a long
-	 * time, I'll keep it around
-	 */
-	if (macio_chips[0].type == macio_ohare && !find_devices("via-pmu")) {
-		struct macio_chip* macio = &macio_chips[0];
-		MACIO_OUT32(OHARE_FCR, STARMAX_FEATURES);
-	} else if (macio_chips[0].type == macio_ohare) {
-		struct macio_chip* macio = &macio_chips[0];
-		MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE);
-	} else if (macio_chips[1].type == macio_ohare) {
-		struct macio_chip* macio = &macio_chips[1];
-		MACIO_BIS(OHARE_FCR, OH_IOBUS_ENABLE);
-	}
-
-	if (macio_chips[0].type == macio_keylargo ||
-	    macio_chips[0].type == macio_pangea) {
-		/* Enable GMAC for now for PCI probing. It will be disabled
-		 * later on after PCI probe
-		 */
-		np = find_devices("ethernet");
-		while(np) {
-			if (np->parent
-			    && device_is_compatible(np->parent, "uni-north")
-			    && device_is_compatible(np, "gmac"))
-				core99_gmac_enable(np, 0, 1);
-			np = np->next;
-		}
-
-		/* Enable FW before PCI probe. Will be disabled later on
-		 * Note: We should have a batter way to check that we are
-		 * dealing with uninorth internal cell and not a PCI cell
-		 * on the external PCI. The code below works though.
-		 */
-		np = find_devices("firewire");
-		while(np) {
-			if (np->parent
-			    && device_is_compatible(np->parent, "uni-north")
-			    && (device_is_compatible(np, "pci106b,18") || 
-	     		        device_is_compatible(np, "pci106b,30") ||
-	     		        device_is_compatible(np, "pci11c1,5811"))) {
-				macio_chips[0].flags |= MACIO_FLAG_FW_SUPPORTED;
-				core99_firewire_enable(np, 0, 1);
-			}
-			np = np->next;
-		}
-		
-		/* Switch airport off */
-		np = find_devices("radio");
-		while(np) {
-			if (np && np->parent == macio_chips[0].of_node) {
-				macio_chips[0].flags |= MACIO_FLAG_AIRPORT_ON;
-				core99_airport_enable(np, 0, 0);
-			}
-			np = np->next;
-		}
-	}
-
-	/* On all machines that support sound PM, switch sound off */
-	if (macio_chips[0].of_node)
-		pmac_do_feature_call(PMAC_FTR_SOUND_CHIP_ENABLE,
-			macio_chips[0].of_node, 0, 0);
-
-	/* While on some desktop G3s, we turn it back on */
-	if (macio_chips[0].of_node && macio_chips[0].type == macio_heathrow
-		&& (pmac_mb.model_id == PMAC_TYPE_GOSSAMER ||
-		    pmac_mb.model_id == PMAC_TYPE_SILK)) {
-		struct macio_chip* macio = &macio_chips[0];
-		MACIO_BIS(HEATHROW_FCR, HRW_SOUND_CLK_ENABLE);
-		MACIO_BIC(HEATHROW_FCR, HRW_SOUND_POWER_N);
-	}
-
-
-	/* On all machines, switch modem & serial ports off */
-	np = find_devices("ch-a");
-	while(np) {
-		initial_serial_shutdown(np);
-		np = np->next;
-	}
-	np = find_devices("ch-b");
-	while(np) {
-		initial_serial_shutdown(np);
-		np = np->next;
-	}
-	
-	/* Let hardware settle down */
-	mdelay(10);
-}
-
-void __init
-pmac_feature_init(void)
-{
-	/* Detect the UniNorth memory controller */
-	probe_uninorth();
-
-	/* Probe mac-io controllers */
-	if (probe_macios()) {
-		printk(KERN_WARNING "No mac-io chip found\n");
-		return;
-	}
-
-	/* Probe machine type */
-	if (probe_motherboard())
-		printk(KERN_WARNING "Unknown PowerMac !\n");
-
-	/* Set some initial features (turn off some chips that will
-	 * be later turned on)
-	 */
-	set_initial_features();
-}
-
-void __init
-pmac_feature_late_init(void)
-{
-	struct device_node* np;
-	
-	/* Request some resources late */
-	if (uninorth_node)
-		request_OF_resource(uninorth_node, 0, NULL);
-	np = find_devices("hammerhead");
-	if (np)
-		request_OF_resource(np, 0, NULL);
-	np = find_devices("interrupt-controller");
-	if (np)
-		request_OF_resource(np, 0, NULL);
-}

FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)