]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
ppc64: Use arch/powerpc/platforms/powermac for powermac build.
authorPaul Mackerras <paulus@samba.org>
Sat, 22 Oct 2005 06:06:27 +0000 (16:06 +1000)
committerPaul Mackerras <paulus@samba.org>
Sat, 22 Oct 2005 06:06:27 +0000 (16:06 +1000)
This switches the ARCH=ppc64 build to use arch/powerpc/platforms/powermac
instead of arch/ppc64/kernel/pmac*, and deletes the latter set of files.

Signed-off-by: Paul Mackerras <paulus@samba.org>
arch/powerpc/platforms/Makefile
arch/ppc64/kernel/Makefile
arch/ppc64/kernel/pmac.h [deleted file]
arch/ppc64/kernel/pmac_feature.c [deleted file]
arch/ppc64/kernel/pmac_low_i2c.c [deleted file]
arch/ppc64/kernel/pmac_nvram.c [deleted file]
arch/ppc64/kernel/pmac_pci.c [deleted file]
arch/ppc64/kernel/pmac_setup.c [deleted file]
arch/ppc64/kernel/pmac_smp.c [deleted file]
arch/ppc64/kernel/pmac_time.c [deleted file]

index 9b54e805b8aa43bb8d8a94396b91439cbce03d4b..509622da54087bac66502ec23d066b0ad575869c 100644 (file)
@@ -1,5 +1,9 @@
 ifeq ($(CONFIG_PPC_MERGE),y)
 obj-$(CONFIG_PPC_PMAC)         += powermac/
+else
+ifeq ($(CONFIG_PPC64),y)
+obj-$(CONFIG_PPC_PMAC)         += powermac/
+endif
 endif
 obj-$(CONFIG_4xx)              += 4xx/
 obj-$(CONFIG_85xx)             += 85xx/
index 6c02a79955c752fc04df89860bf83dcd607af444..424dd250cd87240c3f8bc19a49677683359718e1 100644 (file)
@@ -56,11 +56,7 @@ obj-$(CONFIG_HVCS)           += hvcserver.o
 obj-$(CONFIG_IBMVIO)           += vio.o
 obj-$(CONFIG_XICS)             += xics.o
 
-ifneq ($(CONFIG_PPC_MERGE),y)
-obj-$(CONFIG_PPC_PMAC)         += pmac_setup.o pmac_feature.o pmac_pci.o \
-                                  pmac_time.o pmac_nvram.o pmac_low_i2c.o \
-                                  udbg_scc.o
-endif
+obj-$(CONFIG_PPC_PMAC)         += udbg_scc.o
 
 obj-$(CONFIG_PPC_MAPLE)                += maple_setup.o maple_pci.o maple_time.o \
                                   udbg_16550.o
@@ -68,9 +64,7 @@ obj-$(CONFIG_PPC_MAPLE)               += maple_setup.o maple_pci.o maple_time.o \
 obj-$(CONFIG_U3_DART)          += u3_iommu.o
 
 ifdef CONFIG_SMP
-ifneq ($(CONFIG_PPC_MERGE),y)
-obj-$(CONFIG_PPC_PMAC)         += pmac_smp.o smp-tbsync.o
-endif
+obj-$(CONFIG_PPC_PMAC)         += smp-tbsync.o
 obj-$(CONFIG_PPC_MAPLE)                += smp-tbsync.o
 endif
 
diff --git a/arch/ppc64/kernel/pmac.h b/arch/ppc64/kernel/pmac.h
deleted file mode 100644 (file)
index fa59f2a..0000000
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef __PMAC_H__
-#define __PMAC_H__
-
-#include <linux/pci.h>
-#include <linux/ide.h>
-
-/*
- * Declaration for the various functions exported by the
- * pmac_* files. Mostly for use by pmac_setup
- */
-
-extern unsigned long pmac_get_boot_time(void);
-extern void pmac_get_rtc_time(struct rtc_time *tm);
-extern int  pmac_set_rtc_time(struct rtc_time *tm);
-extern void pmac_read_rtc_time(void);
-extern void pmac_calibrate_decr(void);
-
-extern void pmac_pcibios_fixup(void);
-extern void pmac_pci_init(void);
-extern void pmac_setup_pci_dma(void);
-extern void pmac_check_ht_link(void);
-
-extern void pmac_setup_smp(void);
-
-extern unsigned long pmac_ide_get_base(int index);
-extern void pmac_ide_init_hwif_ports(hw_regs_t *hw,
-       unsigned long data_port, unsigned long ctrl_port, int *irq);
-
-extern void pmac_nvram_init(void);
-
-#endif /* __PMAC_H__ */
diff --git a/arch/ppc64/kernel/pmac_feature.c b/arch/ppc64/kernel/pmac_feature.c
deleted file mode 100644 (file)
index 26075f1..0000000
+++ /dev/null
@@ -1,767 +0,0 @@
-/*
- *  arch/ppc/platforms/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)
- *   - Refcount some clocks (see darwin)
- *   - Split split split...
- *
- */
-#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 <linux/ioport.h>
-#include <linux/pci.h>
-#include <asm/sections.h>
-#include <asm/errno.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>
-#include <asm/pci-bridge.h>
-#include <asm/pmac_low_i2c.h>
-
-#undef DEBUG_FEATURE
-
-#ifdef DEBUG_FEATURE
-#define DBG(fmt...) printk(KERN_DEBUG fmt)
-#else
-#define DBG(fmt...)
-#endif
-
-/*
- * We use a single global lock to protect accesses. Each driver has
- * to take care of its own locking
- */
-static DEFINE_SPINLOCK(feature_lock);
-
-#define LOCK(flags)    spin_lock_irqsave(&feature_lock, flags);
-#define UNLOCK(flags)  spin_unlock_irqrestore(&feature_lock, flags);
-
-
-/*
- * Instance of some macio stuffs
- */
-struct macio_chip macio_chips[MAX_MACIO_CHIPS] ;
-
-struct macio_chip* 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;
-}
-EXPORT_SYMBOL_GPL(macio_find);
-
-static const char* macio_names[] =
-{
-       "Unknown",
-       "Grand Central",
-       "OHare",
-       "OHareII",
-       "Heathrow",
-       "Gatwick",
-       "Paddington",
-       "Keylargo",
-       "Pangea",
-       "Intrepid",
-       "K2"
-};
-
-
-
-/*
- * 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;
-static u32* uninorth_base;
-static u32 uninorth_rev;
-static void *u3_ht;
-
-extern struct device_node *k2_skiplist[2];
-
-/*
- * For each motherboard family, we have a table of functions pointers
- * that handle the various features.
- */
-
-typedef long (*feature_call)(struct device_node* node, long param, long 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;
-
-/*
- * Here are the chip specific feature functions
- */
-
-
-static long g5_read_gpio(struct device_node* node, long param, long value)
-{
-       struct macio_chip* macio = &macio_chips[0];
-
-       return MACIO_IN8(param);
-}
-
-
-static long g5_write_gpio(struct device_node* node, long param, long value)
-{
-       struct macio_chip* macio = &macio_chips[0];
-
-       MACIO_OUT8(param, (u8)(value & 0xff));
-       return 0;
-}
-
-static long g5_gmac_enable(struct device_node* node, long param, long value)
-{
-       struct macio_chip* macio = &macio_chips[0];
-       unsigned long flags;
-
-       if (node == NULL)
-               return -ENODEV;
-
-       LOCK(flags);
-       if (value) {
-               MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_GMAC_CLK_ENABLE);
-               mb();
-               k2_skiplist[0] = NULL;
-       } else {
-               k2_skiplist[0] = node;
-               mb();
-               MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_GMAC_CLK_ENABLE);
-       }
-       
-       UNLOCK(flags);
-       mdelay(1);
-
-       return 0;
-}
-
-static long g5_fw_enable(struct device_node* node, long param, long value)
-{
-       struct macio_chip* macio = &macio_chips[0];
-       unsigned long flags;
-
-       if (node == NULL)
-               return -ENODEV;
-
-       LOCK(flags);
-       if (value) {
-               MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_FW_CLK_ENABLE);
-               mb();
-               k2_skiplist[1] = NULL;
-       } else {
-               k2_skiplist[1] = node;
-               mb();
-               MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_FW_CLK_ENABLE);
-       }
-       
-       UNLOCK(flags);
-       mdelay(1);
-
-       return 0;
-}
-
-static long g5_mpic_enable(struct device_node* node, long param, long value)
-{
-       unsigned long flags;
-
-       if (node->parent == NULL || strcmp(node->parent->name, "u3"))
-               return 0;
-
-       LOCK(flags);
-       UN_BIS(U3_TOGGLE_REG, U3_MPIC_RESET | U3_MPIC_OUTPUT_ENABLE);
-       UNLOCK(flags);
-
-       return 0;
-}
-
-static long g5_eth_phy_reset(struct device_node* node, long param, long value)
-{
-       struct macio_chip* macio = &macio_chips[0];
-       struct device_node *phy;
-       int need_reset;
-
-       /*
-        * We must not reset the combo PHYs, only the BCM5221 found in
-        * the iMac G5.
-        */
-       phy = of_get_next_child(node, NULL);
-       if (!phy)
-               return -ENODEV;
-       need_reset = device_is_compatible(phy, "B5221");
-       of_node_put(phy);
-       if (!need_reset)
-               return 0;
-
-       /* PHY reset is GPIO 29, not in device-tree unfortunately */
-       MACIO_OUT8(K2_GPIO_EXTINT_0 + 29,
-                  KEYLARGO_GPIO_OUTPUT_ENABLE | KEYLARGO_GPIO_OUTOUT_DATA);
-       /* Thankfully, this is now always called at a time when we can
-        * schedule by sungem.
-        */
-       msleep(10);
-       MACIO_OUT8(K2_GPIO_EXTINT_0 + 29, 0);
-
-       return 0;
-}
-
-static long g5_i2s_enable(struct device_node *node, long param, long value)
-{
-       /* Very crude implementation for now */
-       struct macio_chip* macio = &macio_chips[0];
-       unsigned long flags;
-
-       if (value == 0)
-               return 0; /* don't disable yet */
-
-       LOCK(flags);
-       MACIO_BIS(KEYLARGO_FCR3, KL3_CLK45_ENABLE | KL3_CLK49_ENABLE |
-                 KL3_I2S0_CLK18_ENABLE);
-       udelay(10);
-       MACIO_BIS(KEYLARGO_FCR1, K2_FCR1_I2S0_CELL_ENABLE |
-                 K2_FCR1_I2S0_CLK_ENABLE_BIT | K2_FCR1_I2S0_ENABLE);
-       udelay(10);
-       MACIO_BIC(KEYLARGO_FCR1, K2_FCR1_I2S0_RESET);
-       UNLOCK(flags);
-       udelay(10);
-
-       return 0;
-}
-
-
-#ifdef CONFIG_SMP
-static long g5_reset_cpu(struct device_node* node, long param, long value)
-{
-       unsigned int reset_io = 0;
-       unsigned long flags;
-       struct macio_chip* macio;
-       struct device_node* np;
-
-       macio = &macio_chips[0];
-       if (macio->type != macio_keylargo2)
-               return -ENODEV;
-
-       np = find_path_device("/cpus");
-       if (np == NULL)
-               return -ENODEV;
-       for (np = np->child; np != NULL; np = np->sibling) {
-               u32* num = (u32 *)get_property(np, "reg", NULL);
-               u32* rst = (u32 *)get_property(np, "soft-reset", NULL);
-               if (num == NULL || rst == NULL)
-                       continue;
-               if (param == *num) {
-                       reset_io = *rst;
-                       break;
-               }
-       }
-       if (np == NULL || reset_io == 0)
-               return -ENODEV;
-
-       LOCK(flags);
-       MACIO_OUT8(reset_io, KEYLARGO_GPIO_OUTPUT_ENABLE);
-       (void)MACIO_IN8(reset_io);
-       udelay(1);
-       MACIO_OUT8(reset_io, 0);
-       (void)MACIO_IN8(reset_io);
-       UNLOCK(flags);
-
-       return 0;
-}
-#endif /* CONFIG_SMP */
-
-/*
- * This can be called from pmac_smp so isn't static
- *
- * This takes the second CPU off the bus on dual CPU machines
- * running UP
- */
-void g5_phy_disable_cpu1(void)
-{
-       UN_OUT(U3_API_PHY_CONFIG_1, 0);
-}
-
-static long generic_get_mb_info(struct device_node* node, long param, long 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;
-                       return 0;
-       }
-       return -EINVAL;
-}
-
-
-/*
- * Table definitions
- */
-
-/* Used on any machine
- */
-static struct feature_table_entry any_features[] = {
-       { PMAC_FTR_GET_MB_INFO,         generic_get_mb_info },
-       { 0, NULL }
-};
-
-/* G5 features
- */
-static struct feature_table_entry g5_features[] = {
-       { PMAC_FTR_GMAC_ENABLE,         g5_gmac_enable },
-       { PMAC_FTR_1394_ENABLE,         g5_fw_enable },
-       { PMAC_FTR_ENABLE_MPIC,         g5_mpic_enable },
-       { PMAC_FTR_READ_GPIO,           g5_read_gpio },
-       { PMAC_FTR_WRITE_GPIO,          g5_write_gpio },
-       { PMAC_FTR_GMAC_PHY_RESET,      g5_eth_phy_reset },
-       { PMAC_FTR_SOUND_CHIP_ENABLE,   g5_i2s_enable },
-#ifdef CONFIG_SMP
-       { PMAC_FTR_RESET_CPU,           g5_reset_cpu },
-#endif /* CONFIG_SMP */
-       { 0, NULL }
-};
-
-static struct pmac_mb_def pmac_mb_defs[] = {
-       {       "PowerMac7,2",                  "PowerMac G5",
-               PMAC_TYPE_POWERMAC_G5,          g5_features,
-               0,
-       },
-       {       "PowerMac7,3",                  "PowerMac G5",
-               PMAC_TYPE_POWERMAC_G5,          g5_features,
-               0,
-       },
-       {       "PowerMac8,1",                  "iMac G5",
-               PMAC_TYPE_IMAC_G5,              g5_features,
-               0,
-       },
-       {       "PowerMac9,1",                  "PowerMac G5",
-               PMAC_TYPE_POWERMAC_G5_U3L,      g5_features,
-               0,
-       },
-       {       "RackMac3,1",                   "XServe G5",
-               PMAC_TYPE_XSERVE_G5,            g5_features,
-               0,
-       },
-};
-
-/*
- * The toplevel feature_call callback
- */
-long pmac_do_feature_call(unsigned int selector, ...)
-{
-       struct device_node* node;
-       long param, value;
-       int 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, long);
-       value = va_arg(args, long);
-       va_end(args);
-
-       return func(node, param, value);
-}
-
-static int __init probe_motherboard(void)
-{
-       int i;
-       struct macio_chip* macio = &macio_chips[0];
-       const char* model = NULL;
-       struct device_node *dt;
-
-       /* Lookup known motherboard type in device-tree. First try an
-        * exact match on the "model" property, then try a "compatible"
-        * match is none is found.
-        */
-       dt = find_devices("device-tree");
-       if (dt != NULL)
-               model = (const char *) get_property(dt, "model", NULL);
-       for(i=0; model && i<(sizeof(pmac_mb_defs)/sizeof(struct pmac_mb_def)); i++) {
-           if (strcmp(model, pmac_mb_defs[i].model_string) == 0) {
-               pmac_mb = pmac_mb_defs[i];
-               goto found;
-           }
-       }
-       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_keylargo2:
-               pmac_mb.model_id = PMAC_TYPE_UNKNOWN_K2;
-               pmac_mb.model_name = "Unknown K2-based";
-               pmac_mb.features = g5_features;
-               
-       default:
-               return -ENODEV;
-       }
-found:
-       /* Check for "mobile" machine */
-       if (model && (strncmp(model, "PowerBook", 9) == 0
-                  || strncmp(model, "iBook", 5) == 0))
-               pmac_mb.board_flags |= PMAC_MB_MOBILE;
-
-
-       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)
-{
-       uninorth_node = of_find_node_by_name(NULL, "u3");
-       if (uninorth_node && uninorth_node->n_addrs > 0) {
-               /* Small hack until I figure out if parsing in prom.c is correct. I should
-                * get rid of those pre-parsed junk anyway
-                */
-               unsigned long address = uninorth_node->addrs[0].address;
-               uninorth_base = ioremap(address, 0x40000);
-               uninorth_rev = in_be32(UN_REG(UNI_N_VERSION));
-               u3_ht = ioremap(address + U3_HT_CONFIG_BASE, 0x1000);
-       } else
-               uninorth_node = NULL;
-
-       if (!uninorth_node)
-               return;
-
-       printk(KERN_INFO "Found U3 memory controller & host bridge, revision: %d\n",
-              uninorth_rev);
-       printk(KERN_INFO "Mapped at 0x%08lx\n", (unsigned long)uninorth_base);
-
-}
-
-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;
-               if (*did == 0x0000003e)
-                       type = macio_intrepid;
-       }
-       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;
-       macio_chips[i].name     = macio_names[type];
-       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)
-{
-       probe_one_macio("mac-io", "K2-Keylargo", macio_keylargo2);
-
-       macio_chips[0].lbus.index = 0;
-       macio_chips[1].lbus.index = 1;
-
-       return (macio_chips[0].of_node == NULL) ? -ENODEV : 0;
-}
-
-static void __init
-set_initial_features(void)
-{
-       struct device_node *np;
-
-       if (macio_chips[0].type == macio_keylargo2) {
-#ifndef CONFIG_SMP
-               /* On SMP machines running UP, we have the second CPU eating
-                * bus cycles. We need to take it off the bus. This is done
-                * from pmac_smp for SMP kernels running on one CPU
-                */
-               np = of_find_node_by_type(NULL, "cpu");
-               if (np != NULL)
-                       np = of_find_node_by_type(np, "cpu");
-               if (np != NULL) {
-                       g5_phy_disable_cpu1();
-                       of_node_put(np);
-               }
-#endif /* CONFIG_SMP */
-               /* Enable GMAC for now for PCI probing. It will be disabled
-                * later on after PCI probe
-                */
-               np = of_find_node_by_name(NULL, "ethernet");
-               while(np) {
-                       if (device_is_compatible(np, "K2-GMAC"))
-                               g5_gmac_enable(np, 0, 1);
-                       np = of_find_node_by_name(np, "ethernet");
-               }
-
-               /* 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 = of_find_node_by_name(NULL, "firewire");
-               while(np) {
-                       if (device_is_compatible(np, "pci106b,5811")) {
-                               macio_chips[0].flags |= MACIO_FLAG_FW_SUPPORTED;
-                               g5_fw_enable(np, 0, 1);
-                       }
-                       np = of_find_node_by_name(np, "firewire");
-               }
-       }
-}
-
-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;
-       }
-
-       /* Setup low-level i2c stuffs */
-       pmac_init_low_i2c();
-
-       /* 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();
-}
-
-int __init pmac_feature_late_init(void)
-{
-#if 0
-       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);
-#endif
-       return 0;
-}
-
-device_initcall(pmac_feature_late_init);
-
-#if 0
-static void dump_HT_speeds(char *name, u32 cfg, u32 frq)
-{
-       int     freqs[16] = { 200,300,400,500,600,800,1000,0,0,0,0,0,0,0,0,0 };
-       int     bits[8] = { 8,16,0,32,2,4,0,0 };
-       int     freq = (frq >> 8) & 0xf;
-
-       if (freqs[freq] == 0)
-               printk("%s: Unknown HT link frequency %x\n", name, freq);
-       else
-               printk("%s: %d MHz on main link, (%d in / %d out) bits width\n",
-                      name, freqs[freq],
-                      bits[(cfg >> 28) & 0x7], bits[(cfg >> 24) & 0x7]);
-}
-#endif
-
-void __init pmac_check_ht_link(void)
-{
-#if 0 /* Disabled for now */
-       u32     ufreq, freq, ucfg, cfg;
-       struct device_node *pcix_node;
-       struct pci_dn *pdn;
-       u8      px_bus, px_devfn;
-       struct pci_controller *px_hose;
-
-       (void)in_be32(u3_ht + U3_HT_LINK_COMMAND);
-       ucfg = cfg = in_be32(u3_ht + U3_HT_LINK_CONFIG);
-       ufreq = freq = in_be32(u3_ht + U3_HT_LINK_FREQ);
-       dump_HT_speeds("U3 HyperTransport", cfg, freq);
-
-       pcix_node = of_find_compatible_node(NULL, "pci", "pci-x");
-       if (pcix_node == NULL) {
-               printk("No PCI-X bridge found\n");
-               return;
-       }
-       pdn = pcix_node->data;
-       px_hose = pdn->phb;
-       px_bus = pdn->busno;
-       px_devfn = pdn->devfn;
-       
-       early_read_config_dword(px_hose, px_bus, px_devfn, 0xc4, &cfg);
-       early_read_config_dword(px_hose, px_bus, px_devfn, 0xcc, &freq);
-       dump_HT_speeds("PCI-X HT Uplink", cfg, freq);
-       early_read_config_dword(px_hose, px_bus, px_devfn, 0xc8, &cfg);
-       early_read_config_dword(px_hose, px_bus, px_devfn, 0xd0, &freq);
-       dump_HT_speeds("PCI-X HT Downlink", cfg, freq);
-#endif
-}
-
-/*
- * Early video resume hook
- */
-
-static void (*pmac_early_vresume_proc)(void *data);
-static void *pmac_early_vresume_data;
-
-void pmac_set_early_video_resume(void (*proc)(void *data), void *data)
-{
-       if (_machine != _MACH_Pmac)
-               return;
-       preempt_disable();
-       pmac_early_vresume_proc = proc;
-       pmac_early_vresume_data = data;
-       preempt_enable();
-}
-EXPORT_SYMBOL(pmac_set_early_video_resume);
-
-
-/*
- * AGP related suspend/resume code
- */
-
-static struct pci_dev *pmac_agp_bridge;
-static int (*pmac_agp_suspend)(struct pci_dev *bridge);
-static int (*pmac_agp_resume)(struct pci_dev *bridge);
-
-void pmac_register_agp_pm(struct pci_dev *bridge,
-                                int (*suspend)(struct pci_dev *bridge),
-                                int (*resume)(struct pci_dev *bridge))
-{
-       if (suspend || resume) {
-               pmac_agp_bridge = bridge;
-               pmac_agp_suspend = suspend;
-               pmac_agp_resume = resume;
-               return;
-       }
-       if (bridge != pmac_agp_bridge)
-               return;
-       pmac_agp_suspend = pmac_agp_resume = NULL;
-       return;
-}
-EXPORT_SYMBOL(pmac_register_agp_pm);
-
-void pmac_suspend_agp_for_card(struct pci_dev *dev)
-{
-       if (pmac_agp_bridge == NULL || pmac_agp_suspend == NULL)
-               return;
-       if (pmac_agp_bridge->bus != dev->bus)
-               return;
-       pmac_agp_suspend(pmac_agp_bridge);
-}
-EXPORT_SYMBOL(pmac_suspend_agp_for_card);
-
-void pmac_resume_agp_for_card(struct pci_dev *dev)
-{
-       if (pmac_agp_bridge == NULL || pmac_agp_resume == NULL)
-               return;
-       if (pmac_agp_bridge->bus != dev->bus)
-               return;
-       pmac_agp_resume(pmac_agp_bridge);
-}
-EXPORT_SYMBOL(pmac_resume_agp_for_card);
diff --git a/arch/ppc64/kernel/pmac_low_i2c.c b/arch/ppc64/kernel/pmac_low_i2c.c
deleted file mode 100644 (file)
index f3f39e8..0000000
+++ /dev/null
@@ -1,523 +0,0 @@
-/*
- *  arch/ppc/platforms/pmac_low_i2c.c
- *
- *  Copyright (C) 2003 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.
- *
- *  This file contains some low-level i2c access routines that
- *  need to be used by various bits of the PowerMac platform code
- *  at times where the real asynchronous & interrupt driven driver
- *  cannot be used. The API borrows some semantics from the darwin
- *  driver in order to ease the implementation of the platform
- *  properties parser
- */
-
-#undef DEBUG
-
-#include <linux/config.h>
-#include <linux/types.h>
-#include <linux/sched.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/adb.h>
-#include <linux/pmu.h>
-#include <asm/keylargo.h>
-#include <asm/uninorth.h>
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/machdep.h>
-#include <asm/pmac_low_i2c.h>
-
-#define MAX_LOW_I2C_HOST       4
-
-#ifdef DEBUG
-#define DBG(x...) do {\
-               printk(KERN_DEBUG "KW:" x);     \
-       } while(0)
-#else
-#define DBG(x...)
-#endif
-
-struct low_i2c_host;
-
-typedef int (*low_i2c_func_t)(struct low_i2c_host *host, u8 addr, u8 sub, u8 *data, int len);
-
-struct low_i2c_host
-{
-       struct device_node      *np;            /* OF device node */
-       struct semaphore        mutex;          /* Access mutex for use by i2c-keywest */
-       low_i2c_func_t          func;           /* Access function */
-       unsigned int            is_open : 1;    /* Poor man's access control */
-       int                     mode;           /* Current mode */
-       int                     channel;        /* Current channel */
-       int                     num_channels;   /* Number of channels */
-       void __iomem            *base;          /* For keywest-i2c, base address */
-       int                     bsteps;         /* And register stepping */
-       int                     speed;          /* And speed */
-};
-
-static struct low_i2c_host     low_i2c_hosts[MAX_LOW_I2C_HOST];
-
-/* No locking is necessary on allocation, we are running way before
- * anything can race with us
- */
-static struct low_i2c_host *find_low_i2c_host(struct device_node *np)
-{
-       int i;
-
-       for (i = 0; i < MAX_LOW_I2C_HOST; i++)
-               if (low_i2c_hosts[i].np == np)
-                       return &low_i2c_hosts[i];
-       return NULL;
-}
-
-/*
- *
- * i2c-keywest implementation (UniNorth, U2, U3, Keylargo's)
- *
- */
-
-/*
- * Keywest i2c definitions borrowed from drivers/i2c/i2c-keywest.h,
- * should be moved somewhere in include/asm-ppc/
- */
-/* Register indices */
-typedef enum {
-       reg_mode = 0,
-       reg_control,
-       reg_status,
-       reg_isr,
-       reg_ier,
-       reg_addr,
-       reg_subaddr,
-       reg_data
-} reg_t;
-
-
-/* Mode register */
-#define KW_I2C_MODE_100KHZ     0x00
-#define KW_I2C_MODE_50KHZ      0x01
-#define KW_I2C_MODE_25KHZ      0x02
-#define KW_I2C_MODE_DUMB       0x00
-#define KW_I2C_MODE_STANDARD   0x04
-#define KW_I2C_MODE_STANDARDSUB        0x08
-#define KW_I2C_MODE_COMBINED   0x0C
-#define KW_I2C_MODE_MODE_MASK  0x0C
-#define KW_I2C_MODE_CHAN_MASK  0xF0
-
-/* Control register */
-#define KW_I2C_CTL_AAK         0x01
-#define KW_I2C_CTL_XADDR       0x02
-#define KW_I2C_CTL_STOP                0x04
-#define KW_I2C_CTL_START       0x08
-
-/* Status register */
-#define KW_I2C_STAT_BUSY       0x01
-#define KW_I2C_STAT_LAST_AAK   0x02
-#define KW_I2C_STAT_LAST_RW    0x04
-#define KW_I2C_STAT_SDA                0x08
-#define KW_I2C_STAT_SCL                0x10
-
-/* IER & ISR registers */
-#define KW_I2C_IRQ_DATA                0x01
-#define KW_I2C_IRQ_ADDR                0x02
-#define KW_I2C_IRQ_STOP                0x04
-#define KW_I2C_IRQ_START       0x08
-#define KW_I2C_IRQ_MASK                0x0F
-
-/* State machine states */
-enum {
-       state_idle,
-       state_addr,
-       state_read,
-       state_write,
-       state_stop,
-       state_dead
-};
-
-#define WRONG_STATE(name) do {\
-               printk(KERN_DEBUG "KW: wrong state. Got %s, state: %s (isr: %02x)\n", \
-                      name, __kw_state_names[state], isr); \
-       } while(0)
-
-static const char *__kw_state_names[] = {
-       "state_idle",
-       "state_addr",
-       "state_read",
-       "state_write",
-       "state_stop",
-       "state_dead"
-};
-
-static inline u8 __kw_read_reg(struct low_i2c_host *host, reg_t reg)
-{
-       return readb(host->base + (((unsigned int)reg) << host->bsteps));
-}
-
-static inline void __kw_write_reg(struct low_i2c_host *host, reg_t reg, u8 val)
-{
-       writeb(val, host->base + (((unsigned)reg) << host->bsteps));
-       (void)__kw_read_reg(host, reg_subaddr);
-}
-
-#define kw_write_reg(reg, val) __kw_write_reg(host, reg, val) 
-#define kw_read_reg(reg)       __kw_read_reg(host, reg) 
-
-
-/* Don't schedule, the g5 fan controller is too
- * timing sensitive
- */
-static u8 kw_wait_interrupt(struct low_i2c_host* host)
-{
-       int i, j;
-       u8 isr;
-       
-       for (i = 0; i < 100000; i++) {
-               isr = kw_read_reg(reg_isr) & KW_I2C_IRQ_MASK;
-               if (isr != 0)
-                       return isr;
-
-               /* This code is used with the timebase frozen, we cannot rely
-                * on udelay ! For now, just use a bogus loop
-                */
-               for (j = 1; j < 10000; j++)
-                       mb();
-       }
-       return isr;
-}
-
-static int kw_handle_interrupt(struct low_i2c_host *host, int state, int rw, int *rc, u8 **data, int *len, u8 isr)
-{
-       u8 ack;
-
-       DBG("kw_handle_interrupt(%s, isr: %x)\n", __kw_state_names[state], isr);
-
-       if (isr == 0) {
-               if (state != state_stop) {
-                       DBG("KW: Timeout !\n");
-                       *rc = -EIO;
-                       goto stop;
-               }
-               if (state == state_stop) {
-                       ack = kw_read_reg(reg_status);
-                       if (!(ack & KW_I2C_STAT_BUSY)) {
-                               state = state_idle;
-                               kw_write_reg(reg_ier, 0x00);
-                       }
-               }
-               return state;
-       }
-
-       if (isr & KW_I2C_IRQ_ADDR) {
-               ack = kw_read_reg(reg_status);
-               if (state != state_addr) {
-                       kw_write_reg(reg_isr, KW_I2C_IRQ_ADDR);
-                       WRONG_STATE("KW_I2C_IRQ_ADDR"); 
-                       *rc = -EIO;
-                       goto stop;
-               }
-               if ((ack & KW_I2C_STAT_LAST_AAK) == 0) {                        
-                       *rc = -ENODEV;
-                       DBG("KW: NAK on address\n");
-                       return state_stop;                   
-               } else {
-                       if (rw) {
-                               state = state_read;
-                               if (*len > 1)
-                                       kw_write_reg(reg_control, KW_I2C_CTL_AAK);
-                       } else {
-                               state = state_write;
-                               kw_write_reg(reg_data, **data);
-                               (*data)++; (*len)--;
-                       }
-               }
-               kw_write_reg(reg_isr, KW_I2C_IRQ_ADDR);
-       }
-
-       if (isr & KW_I2C_IRQ_DATA) {
-               if (state == state_read) {
-                       **data = kw_read_reg(reg_data);
-                       (*data)++; (*len)--;
-                       kw_write_reg(reg_isr, KW_I2C_IRQ_DATA);
-                       if ((*len) == 0)
-                               state = state_stop;
-                       else if ((*len) == 1)
-                               kw_write_reg(reg_control, 0);
-               } else if (state == state_write) {
-                       ack = kw_read_reg(reg_status);
-                       if ((ack & KW_I2C_STAT_LAST_AAK) == 0) {
-                               DBG("KW: nack on data write\n");
-                               *rc = -EIO;
-                               goto stop;
-                       } else if (*len) {
-                               kw_write_reg(reg_data, **data);
-                               (*data)++; (*len)--;
-                       } else {
-                               kw_write_reg(reg_control, KW_I2C_CTL_STOP);
-                               state = state_stop;
-                               *rc = 0;
-                       }
-                       kw_write_reg(reg_isr, KW_I2C_IRQ_DATA);
-               } else {
-                       kw_write_reg(reg_isr, KW_I2C_IRQ_DATA);
-                       WRONG_STATE("KW_I2C_IRQ_DATA"); 
-                       if (state != state_stop) {
-                               *rc = -EIO;
-                               goto stop;
-                       }
-               }
-       }
-
-       if (isr & KW_I2C_IRQ_STOP) {
-               kw_write_reg(reg_isr, KW_I2C_IRQ_STOP);
-               if (state != state_stop) {
-                       WRONG_STATE("KW_I2C_IRQ_STOP");
-                       *rc = -EIO;
-               }
-               return state_idle;
-       }
-
-       if (isr & KW_I2C_IRQ_START)
-               kw_write_reg(reg_isr, KW_I2C_IRQ_START);
-
-       return state;
-
- stop:
-       kw_write_reg(reg_control, KW_I2C_CTL_STOP);     
-       return state_stop;
-}
-
-static int keywest_low_i2c_func(struct low_i2c_host *host, u8 addr, u8 subaddr, u8 *data, int len)
-{
-       u8 mode_reg = host->speed;
-       int state = state_addr;
-       int rc = 0;
-
-       /* Setup mode & subaddress if any */
-       switch(host->mode) {
-       case pmac_low_i2c_mode_dumb:
-               printk(KERN_ERR "low_i2c: Dumb mode not supported !\n");
-               return -EINVAL;
-       case pmac_low_i2c_mode_std:
-               mode_reg |= KW_I2C_MODE_STANDARD;
-               break;
-       case pmac_low_i2c_mode_stdsub:
-               mode_reg |= KW_I2C_MODE_STANDARDSUB;
-               break;
-       case pmac_low_i2c_mode_combined:
-               mode_reg |= KW_I2C_MODE_COMBINED;
-               break;
-       }
-
-       /* Setup channel & clear pending irqs */
-       kw_write_reg(reg_isr, kw_read_reg(reg_isr));
-       kw_write_reg(reg_mode, mode_reg | (host->channel << 4));
-       kw_write_reg(reg_status, 0);
-
-       /* Set up address and r/w bit */
-       kw_write_reg(reg_addr, addr);
-
-       /* Set up the sub address */
-       if ((mode_reg & KW_I2C_MODE_MODE_MASK) == KW_I2C_MODE_STANDARDSUB
-           || (mode_reg & KW_I2C_MODE_MODE_MASK) == KW_I2C_MODE_COMBINED)
-               kw_write_reg(reg_subaddr, subaddr);
-
-       /* Start sending address & disable interrupt*/
-       kw_write_reg(reg_ier, 0 /*KW_I2C_IRQ_MASK*/);
-       kw_write_reg(reg_control, KW_I2C_CTL_XADDR);
-
-       /* State machine, to turn into an interrupt handler */
-       while(state != state_idle) {
-               u8 isr = kw_wait_interrupt(host);
-               state = kw_handle_interrupt(host, state, addr & 1, &rc, &data, &len, isr);
-       }
-
-       return rc;
-}
-
-static void keywest_low_i2c_add(struct device_node *np)
-{
-       struct low_i2c_host     *host = find_low_i2c_host(NULL);
-       u32                     *psteps, *prate, steps, aoffset = 0;
-       struct device_node      *parent;
-
-       if (host == NULL) {
-               printk(KERN_ERR "low_i2c: Can't allocate host for %s\n",
-                      np->full_name);
-               return;
-       }
-       memset(host, 0, sizeof(*host));
-
-       init_MUTEX(&host->mutex);
-       host->np = of_node_get(np);     
-       psteps = (u32 *)get_property(np, "AAPL,address-step", NULL);
-       steps = psteps ? (*psteps) : 0x10;
-       for (host->bsteps = 0; (steps & 0x01) == 0; host->bsteps++)
-               steps >>= 1;
-       parent = of_get_parent(np);
-       host->num_channels = 1;
-       if (parent && parent->name[0] == 'u') {
-               host->num_channels = 2;
-               aoffset = 3;
-       }
-       /* Select interface rate */
-       host->speed = KW_I2C_MODE_100KHZ;
-       prate = (u32 *)get_property(np, "AAPL,i2c-rate", NULL);
-       if (prate) switch(*prate) {
-       case 100:
-               host->speed = KW_I2C_MODE_100KHZ;
-               break;
-       case 50:
-               host->speed = KW_I2C_MODE_50KHZ;
-               break;
-       case 25:
-               host->speed = KW_I2C_MODE_25KHZ;
-               break;
-       }       
-
-       host->mode = pmac_low_i2c_mode_std;
-       host->base = ioremap(np->addrs[0].address + aoffset,
-                                               np->addrs[0].size);
-       host->func = keywest_low_i2c_func;
-}
-
-/*
- *
- * PMU implementation
- *
- */
-
-
-#ifdef CONFIG_ADB_PMU
-
-static int pmu_low_i2c_func(struct low_i2c_host *host, u8 addr, u8 sub, u8 *data, int len)
-{
-       // TODO
-       return -ENODEV;
-}
-
-static void pmu_low_i2c_add(struct device_node *np)
-{
-       struct low_i2c_host     *host = find_low_i2c_host(NULL);
-
-       if (host == NULL) {
-               printk(KERN_ERR "low_i2c: Can't allocate host for %s\n",
-                      np->full_name);
-               return;
-       }
-       memset(host, 0, sizeof(*host));
-
-       init_MUTEX(&host->mutex);
-       host->np = of_node_get(np);     
-       host->num_channels = 3;
-       host->mode = pmac_low_i2c_mode_std;
-       host->func = pmu_low_i2c_func;
-}
-
-#endif /* CONFIG_ADB_PMU */
-
-void __init pmac_init_low_i2c(void)
-{
-       struct device_node *np;
-
-       /* Probe keywest-i2c busses */
-       np = of_find_compatible_node(NULL, "i2c", "keywest-i2c");
-       while(np) {
-               keywest_low_i2c_add(np);
-               np = of_find_compatible_node(np, "i2c", "keywest-i2c");
-       }
-
-#ifdef CONFIG_ADB_PMU
-       /* Probe PMU busses */
-       np = of_find_node_by_name(NULL, "via-pmu");
-       if (np)
-               pmu_low_i2c_add(np);
-#endif /* CONFIG_ADB_PMU */
-
-       /* TODO: Add CUDA support as well */
-}
-
-int pmac_low_i2c_lock(struct device_node *np)
-{
-       struct low_i2c_host *host = find_low_i2c_host(np);
-
-       if (!host)
-               return -ENODEV;
-       down(&host->mutex);
-       return 0;
-}
-EXPORT_SYMBOL(pmac_low_i2c_lock);
-
-int pmac_low_i2c_unlock(struct device_node *np)
-{
-       struct low_i2c_host *host = find_low_i2c_host(np);
-
-       if (!host)
-               return -ENODEV;
-       up(&host->mutex);
-       return 0;
-}
-EXPORT_SYMBOL(pmac_low_i2c_unlock);
-
-
-int pmac_low_i2c_open(struct device_node *np, int channel)
-{
-       struct low_i2c_host *host = find_low_i2c_host(np);
-
-       if (!host)
-               return -ENODEV;
-
-       if (channel >= host->num_channels)
-               return -EINVAL;
-
-       down(&host->mutex);
-       host->is_open = 1;
-       host->channel = channel;
-
-       return 0;
-}
-EXPORT_SYMBOL(pmac_low_i2c_open);
-
-int pmac_low_i2c_close(struct device_node *np)
-{
-       struct low_i2c_host *host = find_low_i2c_host(np);
-
-       if (!host)
-               return -ENODEV;
-
-       host->is_open = 0;
-       up(&host->mutex);
-
-       return 0;
-}
-EXPORT_SYMBOL(pmac_low_i2c_close);
-
-int pmac_low_i2c_setmode(struct device_node *np, int mode)
-{
-       struct low_i2c_host *host = find_low_i2c_host(np);
-
-       if (!host)
-               return -ENODEV;
-       WARN_ON(!host->is_open);
-       host->mode = mode;
-
-       return 0;
-}
-EXPORT_SYMBOL(pmac_low_i2c_setmode);
-
-int pmac_low_i2c_xfer(struct device_node *np, u8 addrdir, u8 subaddr, u8 *data, int len)
-{
-       struct low_i2c_host *host = find_low_i2c_host(np);
-
-       if (!host)
-               return -ENODEV;
-       WARN_ON(!host->is_open);
-
-       return host->func(host, addrdir, subaddr, data, len);
-}
-EXPORT_SYMBOL(pmac_low_i2c_xfer);
-
diff --git a/arch/ppc64/kernel/pmac_nvram.c b/arch/ppc64/kernel/pmac_nvram.c
deleted file mode 100644 (file)
index 5fe9785..0000000
+++ /dev/null
@@ -1,493 +0,0 @@
-/*
- *  arch/ppc/platforms/pmac_nvram.c
- *
- *  Copyright (C) 2002 Benjamin 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: - add support for the OF persistent properties
- */
-#include <linux/config.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/stddef.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include <linux/bootmem.h>
-#include <linux/completion.h>
-#include <linux/spinlock.h>
-#include <asm/sections.h>
-#include <asm/io.h>
-#include <asm/system.h>
-#include <asm/prom.h>
-#include <asm/machdep.h>
-#include <asm/nvram.h>
-
-#define DEBUG
-
-#ifdef DEBUG
-#define DBG(x...) printk(x)
-#else
-#define DBG(x...)
-#endif
-
-#define NVRAM_SIZE             0x2000  /* 8kB of non-volatile RAM */
-
-#define CORE99_SIGNATURE       0x5a
-#define CORE99_ADLER_START     0x14
-
-/* On Core99, nvram is either a sharp, a micron or an AMD flash */
-#define SM_FLASH_STATUS_DONE   0x80
-#define SM_FLASH_STATUS_ERR    0x38
-
-#define SM_FLASH_CMD_ERASE_CONFIRM     0xd0
-#define SM_FLASH_CMD_ERASE_SETUP       0x20
-#define SM_FLASH_CMD_RESET             0xff
-#define SM_FLASH_CMD_WRITE_SETUP       0x40
-#define SM_FLASH_CMD_CLEAR_STATUS      0x50
-#define SM_FLASH_CMD_READ_STATUS       0x70
-
-/* CHRP NVRAM header */
-struct chrp_header {
-  u8           signature;
-  u8           cksum;
-  u16          len;
-  char          name[12];
-  u8           data[0];
-};
-
-struct core99_header {
-  struct chrp_header   hdr;
-  u32                  adler;
-  u32                  generation;
-  u32                  reserved[2];
-};
-
-/*
- * Read and write the non-volatile RAM on PowerMacs and CHRP machines.
- */
-static volatile unsigned char *nvram_data;
-static int core99_bank = 0;
-// XXX Turn that into a sem
-static DEFINE_SPINLOCK(nv_lock);
-
-extern int system_running;
-
-static int (*core99_write_bank)(int bank, u8* datas);
-static int (*core99_erase_bank)(int bank);
-
-static char *nvram_image;
-
-
-static ssize_t core99_nvram_read(char *buf, size_t count, loff_t *index)
-{
-       int i;
-
-       if (nvram_image == NULL)
-               return -ENODEV;
-       if (*index > NVRAM_SIZE)
-               return 0;
-
-       i = *index;
-       if (i + count > NVRAM_SIZE)
-               count = NVRAM_SIZE - i;
-
-       memcpy(buf, &nvram_image[i], count);
-       *index = i + count;
-       return count;
-}
-
-static ssize_t core99_nvram_write(char *buf, size_t count, loff_t *index)
-{
-       int i;
-
-       if (nvram_image == NULL)
-               return -ENODEV;
-       if (*index > NVRAM_SIZE)
-               return 0;
-
-       i = *index;
-       if (i + count > NVRAM_SIZE)
-               count = NVRAM_SIZE - i;
-
-       memcpy(&nvram_image[i], buf, count);
-       *index = i + count;
-       return count;
-}
-
-static ssize_t core99_nvram_size(void)
-{
-       if (nvram_image == NULL)
-               return -ENODEV;
-       return NVRAM_SIZE;
-}
-
-static u8 chrp_checksum(struct chrp_header* hdr)
-{
-       u8 *ptr;
-       u16 sum = hdr->signature;
-       for (ptr = (u8 *)&hdr->len; ptr < hdr->data; ptr++)
-               sum += *ptr;
-       while (sum > 0xFF)
-               sum = (sum & 0xFF) + (sum>>8);
-       return sum;
-}
-
-static u32 core99_calc_adler(u8 *buffer)
-{
-       int cnt;
-       u32 low, high;
-
-       buffer += CORE99_ADLER_START;
-       low = 1;
-       high = 0;
-       for (cnt=0; cnt<(NVRAM_SIZE-CORE99_ADLER_START); cnt++) {
-               if ((cnt % 5000) == 0) {
-                       high  %= 65521UL;
-                       high %= 65521UL;
-               }
-               low += buffer[cnt];
-               high += low;
-       }
-       low  %= 65521UL;
-       high %= 65521UL;
-
-       return (high << 16) | low;
-}
-
-static u32 core99_check(u8* datas)
-{
-       struct core99_header* hdr99 = (struct core99_header*)datas;
-
-       if (hdr99->hdr.signature != CORE99_SIGNATURE) {
-               DBG("Invalid signature\n");
-               return 0;
-       }
-       if (hdr99->hdr.cksum != chrp_checksum(&hdr99->hdr)) {
-               DBG("Invalid checksum\n");
-               return 0;
-       }
-       if (hdr99->adler != core99_calc_adler(datas)) {
-               DBG("Invalid adler\n");
-               return 0;
-       }
-       return hdr99->generation;
-}
-
-static int sm_erase_bank(int bank)
-{
-       int stat, i;
-       unsigned long timeout;
-
-       u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
-
-               DBG("nvram: Sharp/Micron Erasing bank %d...\n", bank);
-
-       out_8(base, SM_FLASH_CMD_ERASE_SETUP);
-       out_8(base, SM_FLASH_CMD_ERASE_CONFIRM);
-       timeout = 0;
-       do {
-               if (++timeout > 1000000) {
-                       printk(KERN_ERR "nvram: Sharp/Miron flash erase timeout !\n");
-                       break;
-               }
-               out_8(base, SM_FLASH_CMD_READ_STATUS);
-               stat = in_8(base);
-       } while (!(stat & SM_FLASH_STATUS_DONE));
-
-       out_8(base, SM_FLASH_CMD_CLEAR_STATUS);
-       out_8(base, SM_FLASH_CMD_RESET);
-
-       for (i=0; i<NVRAM_SIZE; i++)
-               if (base[i] != 0xff) {
-                       printk(KERN_ERR "nvram: Sharp/Micron flash erase failed !\n");
-                       return -ENXIO;
-               }
-       return 0;
-}
-
-static int sm_write_bank(int bank, u8* datas)
-{
-       int i, stat = 0;
-       unsigned long timeout;
-
-       u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
-
-               DBG("nvram: Sharp/Micron Writing bank %d...\n", bank);
-
-       for (i=0; i<NVRAM_SIZE; i++) {
-               out_8(base+i, SM_FLASH_CMD_WRITE_SETUP);
-               udelay(1);
-               out_8(base+i, datas[i]);
-               timeout = 0;
-               do {
-                       if (++timeout > 1000000) {
-                               printk(KERN_ERR "nvram: Sharp/Micron flash write timeout !\n");
-                               break;
-                       }
-                       out_8(base, SM_FLASH_CMD_READ_STATUS);
-                       stat = in_8(base);
-               } while (!(stat & SM_FLASH_STATUS_DONE));
-               if (!(stat & SM_FLASH_STATUS_DONE))
-                       break;
-       }
-       out_8(base, SM_FLASH_CMD_CLEAR_STATUS);
-       out_8(base, SM_FLASH_CMD_RESET);
-       for (i=0; i<NVRAM_SIZE; i++)
-               if (base[i] != datas[i]) {
-                       printk(KERN_ERR "nvram: Sharp/Micron flash write failed !\n");
-                       return -ENXIO;
-               }
-       return 0;
-}
-
-static int amd_erase_bank(int bank)
-{
-       int i, stat = 0;
-       unsigned long timeout;
-
-       u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
-
-               DBG("nvram: AMD Erasing bank %d...\n", bank);
-
-       /* Unlock 1 */
-       out_8(base+0x555, 0xaa);
-       udelay(1);
-       /* Unlock 2 */
-       out_8(base+0x2aa, 0x55);
-       udelay(1);
-
-       /* Sector-Erase */
-       out_8(base+0x555, 0x80);
-       udelay(1);
-       out_8(base+0x555, 0xaa);
-       udelay(1);
-       out_8(base+0x2aa, 0x55);
-       udelay(1);
-       out_8(base, 0x30);
-       udelay(1);
-
-       timeout = 0;
-       do {
-               if (++timeout > 1000000) {
-                       printk(KERN_ERR "nvram: AMD flash erase timeout !\n");
-                       break;
-               }
-               stat = in_8(base) ^ in_8(base);
-       } while (stat != 0);
-       
-       /* Reset */
-       out_8(base, 0xf0);
-       udelay(1);
-       
-       for (i=0; i<NVRAM_SIZE; i++)
-               if (base[i] != 0xff) {
-                       printk(KERN_ERR "nvram: AMD flash erase failed !\n");
-                       return -ENXIO;
-               }
-       return 0;
-}
-
-static int amd_write_bank(int bank, u8* datas)
-{
-       int i, stat = 0;
-       unsigned long timeout;
-
-       u8* base = (u8 *)nvram_data + core99_bank*NVRAM_SIZE;
-
-               DBG("nvram: AMD Writing bank %d...\n", bank);
-
-       for (i=0; i<NVRAM_SIZE; i++) {
-               /* Unlock 1 */
-               out_8(base+0x555, 0xaa);
-               udelay(1);
-               /* Unlock 2 */
-               out_8(base+0x2aa, 0x55);
-               udelay(1);
-
-               /* Write single word */
-               out_8(base+0x555, 0xa0);
-               udelay(1);
-               out_8(base+i, datas[i]);
-               
-               timeout = 0;
-               do {
-                       if (++timeout > 1000000) {
-                               printk(KERN_ERR "nvram: AMD flash write timeout !\n");
-                               break;
-                       }
-                       stat = in_8(base) ^ in_8(base);
-               } while (stat != 0);
-               if (stat != 0)
-                       break;
-       }
-
-       /* Reset */
-       out_8(base, 0xf0);
-       udelay(1);
-
-       for (i=0; i<NVRAM_SIZE; i++)
-               if (base[i] != datas[i]) {
-                       printk(KERN_ERR "nvram: AMD flash write failed !\n");
-                       return -ENXIO;
-               }
-       return 0;
-}
-
-
-static void core99_nvram_sync(void)
-{
-       struct core99_header* hdr99;
-       unsigned long flags;
-
-       spin_lock_irqsave(&nv_lock, flags);
-       if (!memcmp(nvram_image, (u8*)nvram_data + core99_bank*NVRAM_SIZE,
-               NVRAM_SIZE))
-               goto bail;
-
-       DBG("Updating nvram...\n");
-
-       hdr99 = (struct core99_header*)nvram_image;
-       hdr99->generation++;
-       hdr99->hdr.signature = CORE99_SIGNATURE;
-       hdr99->hdr.cksum = chrp_checksum(&hdr99->hdr);
-       hdr99->adler = core99_calc_adler(nvram_image);
-       core99_bank = core99_bank ? 0 : 1;
-       if (core99_erase_bank)
-               if (core99_erase_bank(core99_bank)) {
-                       printk("nvram: Error erasing bank %d\n", core99_bank);
-                       goto bail;
-               }
-       if (core99_write_bank)
-               if (core99_write_bank(core99_bank, nvram_image))
-                       printk("nvram: Error writing bank %d\n", core99_bank);
- bail:
-       spin_unlock_irqrestore(&nv_lock, flags);
-}
-
-int __init pmac_nvram_init(void)
-{
-       struct device_node *dp;
-       u32 gen_bank0, gen_bank1;
-       int i;
-
-       dp = find_devices("nvram");
-       if (dp == NULL) {
-               printk(KERN_ERR "Can't find NVRAM device\n");
-               return -ENODEV;
-       }
-       if (!device_is_compatible(dp, "nvram,flash")) {
-               printk(KERN_ERR "Incompatible type of NVRAM\n");
-               return -ENXIO;
-       }
-
-       nvram_image = alloc_bootmem(NVRAM_SIZE);
-       if (nvram_image == NULL) {
-               printk(KERN_ERR "nvram: can't allocate ram image\n");
-               return -ENOMEM;
-       }
-       nvram_data = ioremap(dp->addrs[0].address, NVRAM_SIZE*2);
-       
-       DBG("nvram: Checking bank 0...\n");
-
-       gen_bank0 = core99_check((u8 *)nvram_data);
-       gen_bank1 = core99_check((u8 *)nvram_data + NVRAM_SIZE);
-       core99_bank = (gen_bank0 < gen_bank1) ? 1 : 0;
-
-       DBG("nvram: gen0=%d, gen1=%d\n", gen_bank0, gen_bank1);
-       DBG("nvram: Active bank is: %d\n", core99_bank);
-
-       for (i=0; i<NVRAM_SIZE; i++)
-               nvram_image[i] = nvram_data[i + core99_bank*NVRAM_SIZE];
-
-       ppc_md.nvram_read       = core99_nvram_read;
-       ppc_md.nvram_write      = core99_nvram_write;
-       ppc_md.nvram_size       = core99_nvram_size;
-       ppc_md.nvram_sync       = core99_nvram_sync;
-       
-       /* 
-        * Maybe we could be smarter here though making an exclusive list
-        * of known flash chips is a bit nasty as older OF didn't provide us
-        * with a useful "compatible" entry. A solution would be to really
-        * identify the chip using flash id commands and base ourselves on
-        * a list of known chips IDs
-        */
-       if (device_is_compatible(dp, "amd-0137")) {
-               core99_erase_bank = amd_erase_bank;
-               core99_write_bank = amd_write_bank;
-       } else {
-               core99_erase_bank = sm_erase_bank;
-               core99_write_bank = sm_write_bank;
-       }
-
-       return 0;
-}
-
-int pmac_get_partition(int partition)
-{
-       struct nvram_partition *part;
-       const char *name;
-       int sig;
-
-       switch(partition) {
-       case pmac_nvram_OF:
-               name = "common";
-               sig = NVRAM_SIG_SYS;
-               break;
-       case pmac_nvram_XPRAM:
-               name = "APL,MacOS75";
-               sig = NVRAM_SIG_OS;
-               break;
-       case pmac_nvram_NR:
-       default:
-               /* Oldworld stuff */
-               return -ENODEV;
-       }
-
-       part = nvram_find_partition(sig, name);
-       if (part == NULL)
-               return 0;
-
-       return part->index;
-}
-
-u8 pmac_xpram_read(int xpaddr)
-{
-       int offset = pmac_get_partition(pmac_nvram_XPRAM);
-       loff_t index;
-       u8 buf;
-       ssize_t count;
-
-       if (offset < 0 || xpaddr < 0 || xpaddr > 0x100)
-               return 0xff;
-       index = offset + xpaddr;
-
-       count = ppc_md.nvram_read(&buf, 1, &index);
-       if (count != 1)
-               return 0xff;
-       return buf;
-}
-
-void pmac_xpram_write(int xpaddr, u8 data)
-{
-       int offset = pmac_get_partition(pmac_nvram_XPRAM);
-       loff_t index;
-       u8 buf;
-
-       if (offset < 0 || xpaddr < 0 || xpaddr > 0x100)
-               return;
-       index = offset + xpaddr;
-       buf = data;
-
-       ppc_md.nvram_write(&buf, 1, &index);
-}
-
-EXPORT_SYMBOL(pmac_get_partition);
-EXPORT_SYMBOL(pmac_xpram_read);
-EXPORT_SYMBOL(pmac_xpram_write);
diff --git a/arch/ppc64/kernel/pmac_pci.c b/arch/ppc64/kernel/pmac_pci.c
deleted file mode 100644 (file)
index 7a81c82..0000000
+++ /dev/null
@@ -1,793 +0,0 @@
-/*
- * Support for PCI bridges found on Power Macintoshes.
- * At present the "bandit" and "chaos" bridges are supported.
- * Fortunately you access configuration space in the same
- * way with either bridge.
- *
- * Copyright (C) 2003 Benjamin Herrenschmuidt (benh@kernel.crashing.org)
- * Copyright (C) 1997 Paul Mackerras (paulus@samba.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.
- */
-
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/string.h>
-#include <linux/init.h>
-#include <linux/bootmem.h>
-
-#include <asm/sections.h>
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/pci-bridge.h>
-#include <asm/machdep.h>
-#include <asm/pmac_feature.h>
-#include <asm/iommu.h>
-#include <asm/ppc-pci.h>
-
-#include "pmac.h"
-
-#define DEBUG
-
-#ifdef DEBUG
-#define DBG(x...) printk(x)
-#else
-#define DBG(x...)
-#endif
-
-/* XXX Could be per-controller, but I don't think we risk anything by
- * assuming we won't have both UniNorth and Bandit */
-static int has_uninorth;
-static struct pci_controller *u3_agp;
-struct device_node *k2_skiplist[2];
-
-static int __init fixup_one_level_bus_range(struct device_node *node, int higher)
-{
-       for (; node != 0;node = node->sibling) {
-               int * bus_range;
-               unsigned int *class_code;
-               int len;
-
-               /* For PCI<->PCI bridges or CardBus bridges, we go down */
-               class_code = (unsigned int *) get_property(node, "class-code", NULL);
-               if (!class_code || ((*class_code >> 8) != PCI_CLASS_BRIDGE_PCI &&
-                       (*class_code >> 8) != PCI_CLASS_BRIDGE_CARDBUS))
-                       continue;
-               bus_range = (int *) get_property(node, "bus-range", &len);
-               if (bus_range != NULL && len > 2 * sizeof(int)) {
-                       if (bus_range[1] > higher)
-                               higher = bus_range[1];
-               }
-               higher = fixup_one_level_bus_range(node->child, higher);
-       }
-       return higher;
-}
-
-/* This routine fixes the "bus-range" property of all bridges in the
- * system since they tend to have their "last" member wrong on macs
- *
- * Note that the bus numbers manipulated here are OF bus numbers, they
- * are not Linux bus numbers.
- */
-static void __init fixup_bus_range(struct device_node *bridge)
-{
-       int * bus_range;
-       int len;
-
-       /* Lookup the "bus-range" property for the hose */
-       bus_range = (int *) get_property(bridge, "bus-range", &len);
-       if (bus_range == NULL || len < 2 * sizeof(int)) {
-               printk(KERN_WARNING "Can't get bus-range for %s\n",
-                              bridge->full_name);
-               return;
-       }
-       bus_range[1] = fixup_one_level_bus_range(bridge->child, bus_range[1]);
-}
-
-/*
- * Apple MacRISC (U3, UniNorth, Bandit, Chaos) PCI controllers.
- *
- * The "Bandit" version is present in all early PCI PowerMacs,
- * and up to the first ones using Grackle. Some machines may
- * have 2 bandit controllers (2 PCI busses).
- *
- * "Chaos" is used in some "Bandit"-type machines as a bridge
- * for the separate display bus. It is accessed the same
- * way as bandit, but cannot be probed for devices. It therefore
- * has its own config access functions.
- *
- * The "UniNorth" version is present in all Core99 machines
- * (iBook, G4, new IMacs, and all the recent Apple machines).
- * It contains 3 controllers in one ASIC.
- *
- * The U3 is the bridge used on G5 machines. It contains on
- * AGP bus which is dealt with the old UniNorth access routines
- * and an HyperTransport bus which uses its own set of access
- * functions.
- */
-
-#define MACRISC_CFA0(devfn, off)       \
-       ((1 << (unsigned long)PCI_SLOT(dev_fn)) \
-       | (((unsigned long)PCI_FUNC(dev_fn)) << 8) \
-       | (((unsigned long)(off)) & 0xFCUL))
-
-#define MACRISC_CFA1(bus, devfn, off)  \
-       ((((unsigned long)(bus)) << 16) \
-       |(((unsigned long)(devfn)) << 8) \
-       |(((unsigned long)(off)) & 0xFCUL) \
-       |1UL)
-
-static unsigned long macrisc_cfg_access(struct pci_controller* hose,
-                                              u8 bus, u8 dev_fn, u8 offset)
-{
-       unsigned int caddr;
-
-       if (bus == hose->first_busno) {
-               if (dev_fn < (11 << 3))
-                       return 0;
-               caddr = MACRISC_CFA0(dev_fn, offset);
-       } else
-               caddr = MACRISC_CFA1(bus, dev_fn, offset);
-
-       /* Uninorth will return garbage if we don't read back the value ! */
-       do {
-               out_le32(hose->cfg_addr, caddr);
-       } while (in_le32(hose->cfg_addr) != caddr);
-
-       offset &= has_uninorth ? 0x07 : 0x03;
-       return ((unsigned long)hose->cfg_data) + offset;
-}
-
-static int macrisc_read_config(struct pci_bus *bus, unsigned int devfn,
-                                     int offset, int len, u32 *val)
-{
-       struct pci_controller *hose;
-       unsigned long addr;
-
-       hose = pci_bus_to_host(bus);
-       if (hose == NULL)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-
-       addr = macrisc_cfg_access(hose, bus->number, devfn, offset);
-       if (!addr)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-       /*
-        * Note: the caller has already checked that offset is
-        * suitably aligned and that len is 1, 2 or 4.
-        */
-       switch (len) {
-       case 1:
-               *val = in_8((u8 *)addr);
-               break;
-       case 2:
-               *val = in_le16((u16 *)addr);
-               break;
-       default:
-               *val = in_le32((u32 *)addr);
-               break;
-       }
-       return PCIBIOS_SUCCESSFUL;
-}
-
-static int macrisc_write_config(struct pci_bus *bus, unsigned int devfn,
-                                      int offset, int len, u32 val)
-{
-       struct pci_controller *hose;
-       unsigned long addr;
-
-       hose = pci_bus_to_host(bus);
-       if (hose == NULL)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-
-       addr = macrisc_cfg_access(hose, bus->number, devfn, offset);
-       if (!addr)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-       /*
-        * Note: the caller has already checked that offset is
-        * suitably aligned and that len is 1, 2 or 4.
-        */
-       switch (len) {
-       case 1:
-               out_8((u8 *)addr, val);
-               (void) in_8((u8 *)addr);
-               break;
-       case 2:
-               out_le16((u16 *)addr, val);
-               (void) in_le16((u16 *)addr);
-               break;
-       default:
-               out_le32((u32 *)addr, val);
-               (void) in_le32((u32 *)addr);
-               break;
-       }
-       return PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops macrisc_pci_ops =
-{
-       macrisc_read_config,
-       macrisc_write_config
-};
-
-/*
- * These versions of U3 HyperTransport config space access ops do not
- * implement self-view of the HT host yet
- */
-
-/*
- * This function deals with some "special cases" devices.
- *
- *  0 -> No special case
- *  1 -> Skip the device but act as if the access was successfull
- *       (return 0xff's on reads, eventually, cache config space
- *       accesses in a later version)
- * -1 -> Hide the device (unsuccessful acess)
- */
-static int u3_ht_skip_device(struct pci_controller *hose,
-                            struct pci_bus *bus, unsigned int devfn)
-{
-       struct device_node *busdn, *dn;
-       int i;
-
-       /* We only allow config cycles to devices that are in OF device-tree
-        * as we are apparently having some weird things going on with some
-        * revs of K2 on recent G5s
-        */
-       if (bus->self)
-               busdn = pci_device_to_OF_node(bus->self);
-       else
-               busdn = hose->arch_data;
-       for (dn = busdn->child; dn; dn = dn->sibling)
-               if (dn->data && PCI_DN(dn)->devfn == devfn)
-                       break;
-       if (dn == NULL)
-               return -1;
-
-       /*
-        * When a device in K2 is powered down, we die on config
-        * cycle accesses. Fix that here.
-        */
-       for (i=0; i<2; i++)
-               if (k2_skiplist[i] == dn)
-                       return 1;
-
-       return 0;
-}
-
-#define U3_HT_CFA0(devfn, off)         \
-               ((((unsigned long)devfn) << 8) | offset)
-#define U3_HT_CFA1(bus, devfn, off)    \
-               (U3_HT_CFA0(devfn, off) \
-               + (((unsigned long)bus) << 16) \
-               + 0x01000000UL)
-
-static unsigned long u3_ht_cfg_access(struct pci_controller* hose,
-                                            u8 bus, u8 devfn, u8 offset)
-{
-       if (bus == hose->first_busno) {
-               /* For now, we don't self probe U3 HT bridge */
-               if (PCI_SLOT(devfn) == 0)
-                       return 0;
-               return ((unsigned long)hose->cfg_data) + U3_HT_CFA0(devfn, offset);
-       } else
-               return ((unsigned long)hose->cfg_data) + U3_HT_CFA1(bus, devfn, offset);
-}
-
-static int u3_ht_read_config(struct pci_bus *bus, unsigned int devfn,
-                                   int offset, int len, u32 *val)
-{
-       struct pci_controller *hose;
-       unsigned long addr;
-
-
-       hose = pci_bus_to_host(bus);      
-       if (hose == NULL)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-
-       addr = u3_ht_cfg_access(hose, bus->number, devfn, offset);
-       if (!addr)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-
-       switch (u3_ht_skip_device(hose, bus, devfn)) {
-       case 0:
-               break;
-       case 1:
-               switch (len) {
-               case 1:
-                       *val = 0xff; break;
-               case 2:
-                       *val = 0xffff; break;
-               default:
-                       *val = 0xfffffffful; break;
-               }
-               return PCIBIOS_SUCCESSFUL;
-       default:
-               return PCIBIOS_DEVICE_NOT_FOUND;
-       }
-
-       /*
-        * Note: the caller has already checked that offset is
-        * suitably aligned and that len is 1, 2 or 4.
-        */
-       switch (len) {
-       case 1:
-               *val = in_8((u8 *)addr);
-               break;
-       case 2:
-               *val = in_le16((u16 *)addr);
-               break;
-       default:
-               *val = in_le32((u32 *)addr);
-               break;
-       }
-       return PCIBIOS_SUCCESSFUL;
-}
-
-static int u3_ht_write_config(struct pci_bus *bus, unsigned int devfn,
-                                    int offset, int len, u32 val)
-{
-       struct pci_controller *hose;
-       unsigned long addr;
-
-       hose = pci_bus_to_host(bus);
-       if (hose == NULL)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-
-       addr = u3_ht_cfg_access(hose, bus->number, devfn, offset);
-       if (!addr)
-               return PCIBIOS_DEVICE_NOT_FOUND;
-
-       switch (u3_ht_skip_device(hose, bus, devfn)) {
-       case 0:
-               break;
-       case 1:
-               return PCIBIOS_SUCCESSFUL;
-       default:
-               return PCIBIOS_DEVICE_NOT_FOUND;
-       }
-
-       /*
-        * Note: the caller has already checked that offset is
-        * suitably aligned and that len is 1, 2 or 4.
-        */
-       switch (len) {
-       case 1:
-               out_8((u8 *)addr, val);
-               (void) in_8((u8 *)addr);
-               break;
-       case 2:
-               out_le16((u16 *)addr, val);
-               (void) in_le16((u16 *)addr);
-               break;
-       default:
-               out_le32((u32 *)addr, val);
-               (void) in_le32((u32 *)addr);
-               break;
-       }
-       return PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops u3_ht_pci_ops =
-{
-       u3_ht_read_config,
-       u3_ht_write_config
-};
-
-static void __init setup_u3_agp(struct pci_controller* hose)
-{
-       /* On G5, we move AGP up to high bus number so we don't need
-        * to reassign bus numbers for HT. If we ever have P2P bridges
-        * on AGP, we'll have to move pci_assign_all_buses to the
-        * pci_controller structure so we enable it for AGP and not for
-        * HT childs.
-        * We hard code the address because of the different size of
-        * the reg address cell, we shall fix that by killing struct
-        * reg_property and using some accessor functions instead
-        */
-       hose->first_busno = 0xf0;
-       hose->last_busno = 0xff;
-       has_uninorth = 1;
-       hose->ops = &macrisc_pci_ops;
-       hose->cfg_addr = ioremap(0xf0000000 + 0x800000, 0x1000);
-       hose->cfg_data = ioremap(0xf0000000 + 0xc00000, 0x1000);
-
-       u3_agp = hose;
-}
-
-static void __init setup_u3_ht(struct pci_controller* hose)
-{
-       struct device_node *np = (struct device_node *)hose->arch_data;
-       int i, cur;
-
-       hose->ops = &u3_ht_pci_ops;
-
-       /* We hard code the address because of the different size of
-        * the reg address cell, we shall fix that by killing struct
-        * reg_property and using some accessor functions instead
-        */
-       hose->cfg_data = (volatile unsigned char *)ioremap(0xf2000000, 0x02000000);
-
-       /*
-        * /ht node doesn't expose a "ranges" property, so we "remove" regions that
-        * have been allocated to AGP. So far, this version of the code doesn't assign
-        * any of the 0xfxxxxxxx "fine" memory regions to /ht.
-        * We need to fix that sooner or later by either parsing all child "ranges"
-        * properties or figuring out the U3 address space decoding logic and
-        * then read it's configuration register (if any).
-        */
-       hose->io_base_phys = 0xf4000000;
-       hose->io_base_virt = ioremap(hose->io_base_phys, 0x00400000);
-       isa_io_base = pci_io_base = (unsigned long) hose->io_base_virt;
-       hose->io_resource.name = np->full_name;
-       hose->io_resource.start = 0;
-       hose->io_resource.end = 0x003fffff;
-       hose->io_resource.flags = IORESOURCE_IO;
-       hose->pci_mem_offset = 0;
-       hose->first_busno = 0;
-       hose->last_busno = 0xef;
-       hose->mem_resources[0].name = np->full_name;
-       hose->mem_resources[0].start = 0x80000000;
-       hose->mem_resources[0].end = 0xefffffff;
-       hose->mem_resources[0].flags = IORESOURCE_MEM;
-
-       if (u3_agp == NULL) {
-               DBG("U3 has no AGP, using full resource range\n");
-               return;
-       }
-
-       /* We "remove" the AGP resources from the resources allocated to HT, that
-        * is we create "holes". However, that code does assumptions that so far
-        * happen to be true (cross fingers...), typically that resources in the
-        * AGP node are properly ordered
-        */
-       cur = 0;
-       for (i=0; i<3; i++) {
-               struct resource *res = &u3_agp->mem_resources[i];
-               if (res->flags != IORESOURCE_MEM)
-                       continue;
-               /* We don't care about "fine" resources */
-               if (res->start >= 0xf0000000)
-                       continue;
-               /* Check if it's just a matter of "shrinking" us in one direction */
-               if (hose->mem_resources[cur].start == res->start) {
-                       DBG("U3/HT: shrink start of %d, %08lx -> %08lx\n",
-                           cur, hose->mem_resources[cur].start, res->end + 1);
-                       hose->mem_resources[cur].start = res->end + 1;
-                       continue;
-               }
-               if (hose->mem_resources[cur].end == res->end) {
-                       DBG("U3/HT: shrink end of %d, %08lx -> %08lx\n",
-                           cur, hose->mem_resources[cur].end, res->start - 1);
-                       hose->mem_resources[cur].end = res->start - 1;
-                       continue;
-               }
-               /* No, it's not the case, we need a hole */
-               if (cur == 2) {
-                       /* not enough resources for a hole, we drop part of the range */
-                       printk(KERN_WARNING "Running out of resources for /ht host !\n");
-                       hose->mem_resources[cur].end = res->start - 1;
-                       continue;
-               }               
-               cur++;
-               DBG("U3/HT: hole, %d end at %08lx, %d start at %08lx\n",
-                   cur-1, res->start - 1, cur, res->end + 1);
-               hose->mem_resources[cur].name = np->full_name;
-               hose->mem_resources[cur].flags = IORESOURCE_MEM;
-               hose->mem_resources[cur].start = res->end + 1;
-               hose->mem_resources[cur].end = hose->mem_resources[cur-1].end;
-               hose->mem_resources[cur-1].end = res->start - 1;
-       }
-}
-
-static void __init pmac_process_bridge_OF_ranges(struct pci_controller *hose,
-                          struct device_node *dev, int primary)
-{
-       static unsigned int static_lc_ranges[2024];
-       unsigned int *dt_ranges, *lc_ranges, *ranges, *prev;
-       unsigned int size;
-       int rlen = 0, orig_rlen;
-       int memno = 0;
-       struct resource *res;
-       int np, na = prom_n_addr_cells(dev);
-
-       np = na + 5;
-
-       /* First we try to merge ranges to fix a problem with some pmacs
-        * that can have more than 3 ranges, fortunately using contiguous
-        * addresses -- BenH
-        */
-       dt_ranges = (unsigned int *) get_property(dev, "ranges", &rlen);
-       if (!dt_ranges)
-               return;
-       /*      lc_ranges = alloc_bootmem(rlen);*/
-       lc_ranges = static_lc_ranges;
-       if (!lc_ranges)
-               return; /* what can we do here ? */
-       memcpy(lc_ranges, dt_ranges, rlen);
-       orig_rlen = rlen;
-
-       /* Let's work on a copy of the "ranges" property instead of damaging
-        * the device-tree image in memory
-        */
-       ranges = lc_ranges;
-       prev = NULL;
-       while ((rlen -= np * sizeof(unsigned int)) >= 0) {
-               if (prev) {
-                       if (prev[0] == ranges[0] && prev[1] == ranges[1] &&
-                               (prev[2] + prev[na+4]) == ranges[2] &&
-                               (prev[na+2] + prev[na+4]) == ranges[na+2]) {
-                               prev[na+4] += ranges[na+4];
-                               ranges[0] = 0;
-                               ranges += np;
-                               continue;
-                       }
-               }
-               prev = ranges;
-               ranges += np;
-       }
-
-       /*
-        * The ranges property is laid out as an array of elements,
-        * each of which comprises:
-        *   cells 0 - 2:       a PCI address
-        *   cells 3 or 3+4:    a CPU physical address
-        *                      (size depending on dev->n_addr_cells)
-        *   cells 4+5 or 5+6:  the size of the range
-        */
-       ranges = lc_ranges;
-       rlen = orig_rlen;
-       while (ranges && (rlen -= np * sizeof(unsigned int)) >= 0) {
-               res = NULL;
-               size = ranges[na+4];
-               switch (ranges[0] >> 24) {
-               case 1:         /* I/O space */
-                       if (ranges[2] != 0)
-                               break;
-                       hose->io_base_phys = ranges[na+2];
-                       /* limit I/O space to 16MB */
-                       if (size > 0x01000000)
-                               size = 0x01000000;
-                       hose->io_base_virt = ioremap(ranges[na+2], size);
-                       if (primary)
-                               isa_io_base = (unsigned long) hose->io_base_virt;
-                       res = &hose->io_resource;
-                       res->flags = IORESOURCE_IO;
-                       res->start = ranges[2];
-                       break;
-               case 2:         /* memory space */
-                       memno = 0;
-                       if (ranges[1] == 0 && ranges[2] == 0
-                           && ranges[na+4] <= (16 << 20)) {
-                               /* 1st 16MB, i.e. ISA memory area */
-#if 0
-                               if (primary)
-                                       isa_mem_base = ranges[na+2];
-#endif
-                               memno = 1;
-                       }
-                       while (memno < 3 && hose->mem_resources[memno].flags)
-                               ++memno;
-                       if (memno == 0)
-                               hose->pci_mem_offset = ranges[na+2] - ranges[2];
-                       if (memno < 3) {
-                               res = &hose->mem_resources[memno];
-                               res->flags = IORESOURCE_MEM;
-                               res->start = ranges[na+2];
-                       }
-                       break;
-               }
-               if (res != NULL) {
-                       res->name = dev->full_name;
-                       res->end = res->start + size - 1;
-                       res->parent = NULL;
-                       res->sibling = NULL;
-                       res->child = NULL;
-               }
-               ranges += np;
-       }
-}
-
-/*
- * We assume that if we have a G3 powermac, we have one bridge called
- * "pci" (a MPC106) and no bandit or chaos bridges, and contrariwise,
- * if we have one or more bandit or chaos bridges, we don't have a MPC106.
- */
-static int __init add_bridge(struct device_node *dev)
-{
-       int len;
-       struct pci_controller *hose;
-       char* disp_name;
-       int *bus_range;
-       int primary = 1;
-       struct property *of_prop;
-
-       DBG("Adding PCI host bridge %s\n", dev->full_name);
-
-       bus_range = (int *) get_property(dev, "bus-range", &len);
-       if (bus_range == NULL || len < 2 * sizeof(int)) {
-               printk(KERN_WARNING "Can't get bus-range for %s, assume bus 0\n",
-                       dev->full_name);
-       }
-
-       hose = alloc_bootmem(sizeof(struct pci_controller));
-       if (hose == NULL)
-               return -ENOMEM;
-       pci_setup_pci_controller(hose);
-
-       hose->arch_data = dev;
-       hose->first_busno = bus_range ? bus_range[0] : 0;
-       hose->last_busno = bus_range ? bus_range[1] : 0xff;
-
-       of_prop = alloc_bootmem(sizeof(struct property) +
-                               sizeof(hose->global_number));
-       if (of_prop) {
-               memset(of_prop, 0, sizeof(struct property));
-               of_prop->name = "linux,pci-domain";
-               of_prop->length = sizeof(hose->global_number);
-               of_prop->value = (unsigned char *)&of_prop[1];
-               memcpy(of_prop->value, &hose->global_number, sizeof(hose->global_number));
-               prom_add_property(dev, of_prop);
-       }
-
-       disp_name = NULL;
-       if (device_is_compatible(dev, "u3-agp")) {
-               setup_u3_agp(hose);
-               disp_name = "U3-AGP";
-               primary = 0;
-       } else if (device_is_compatible(dev, "u3-ht")) {
-               setup_u3_ht(hose);
-               disp_name = "U3-HT";
-               primary = 1;
-       }
-       printk(KERN_INFO "Found %s PCI host bridge. Firmware bus number: %d->%d\n",
-               disp_name, hose->first_busno, hose->last_busno);
-
-       /* Interpret the "ranges" property */
-       /* This also maps the I/O region and sets isa_io/mem_base */
-       pmac_process_bridge_OF_ranges(hose, dev, primary);
-
-       /* Fixup "bus-range" OF property */
-       fixup_bus_range(dev);
-
-       return 0;
-}
-
-/*
- * We use our own read_irq_line here because PCI_INTERRUPT_PIN is
- * crap on some of Apple ASICs. We unconditionally use the Open Firmware
- * interrupt number as this is always right.
- */
-static int pmac_pci_read_irq_line(struct pci_dev *pci_dev)
-{
-       struct device_node *node;
-
-       node = pci_device_to_OF_node(pci_dev);
-       if (node == NULL)
-               return -1;
-       if (node->n_intrs == 0)
-               return -1;
-       pci_dev->irq = node->intrs[0].line;
-       pci_write_config_byte(pci_dev, PCI_INTERRUPT_LINE, pci_dev->irq);
-
-       return 0;
-}
-
-void __init pmac_pcibios_fixup(void)
-{
-       struct pci_dev *dev = NULL;
-
-       for_each_pci_dev(dev)
-               pmac_pci_read_irq_line(dev);
-}
-
-static void __init pmac_fixup_phb_resources(void)
-{
-       struct pci_controller *hose, *tmp;
-       
-       list_for_each_entry_safe(hose, tmp, &hose_list, list_node) {
-               unsigned long offset = (unsigned long)hose->io_base_virt - pci_io_base;
-               hose->io_resource.start += offset;
-               hose->io_resource.end += offset;
-               printk(KERN_INFO "PCI Host %d, io start: %lx; io end: %lx\n",
-                      hose->global_number,
-                      hose->io_resource.start, hose->io_resource.end);
-       }
-}
-
-void __init pmac_pci_init(void)
-{
-       struct device_node *np, *root;
-       struct device_node *ht = NULL;
-
-       /* Probe root PCI hosts, that is on U3 the AGP host and the
-        * HyperTransport host. That one is actually "kept" around
-        * and actually added last as it's resource management relies
-        * on the AGP resources to have been setup first
-        */
-       root = of_find_node_by_path("/");
-       if (root == NULL) {
-               printk(KERN_CRIT "pmac_find_bridges: can't find root of device tree\n");
-               return;
-       }
-       for (np = NULL; (np = of_get_next_child(root, np)) != NULL;) {
-               if (np->name == NULL)
-                       continue;
-               if (strcmp(np->name, "pci") == 0) {
-                       if (add_bridge(np) == 0)
-                               of_node_get(np);
-               }
-               if (strcmp(np->name, "ht") == 0) {
-                       of_node_get(np);
-                       ht = np;
-               }
-       }
-       of_node_put(root);
-
-       /* Now setup the HyperTransport host if we found any
-        */
-       if (ht && add_bridge(ht) != 0)
-               of_node_put(ht);
-
-       /* Fixup the IO resources on our host bridges as the common code
-        * does it only for childs of the host bridges
-        */
-       pmac_fixup_phb_resources();
-
-       /* Setup the linkage between OF nodes and PHBs */ 
-       pci_devs_phb_init();
-
-       /* Fixup the PCI<->OF mapping for U3 AGP due to bus renumbering. We
-        * assume there is no P2P bridge on the AGP bus, which should be a
-        * safe assumptions hopefully.
-        */
-       if (u3_agp) {
-               struct device_node *np = u3_agp->arch_data;
-               PCI_DN(np)->busno = 0xf0;
-               for (np = np->child; np; np = np->sibling)
-                       PCI_DN(np)->busno = 0xf0;
-       }
-
-       pmac_check_ht_link();
-
-       /* Tell pci.c to not use the common resource allocation mecanism */
-       pci_probe_only = 1;
-       
-       /* Allow all IO */
-       io_page_mask = -1;
-}
-
-/*
- * Disable second function on K2-SATA, it's broken
- * and disable IO BARs on first one
- */
-static void fixup_k2_sata(struct pci_dev* dev)
-{
-       int i;
-       u16 cmd;
-
-       if (PCI_FUNC(dev->devfn) > 0) {
-               pci_read_config_word(dev, PCI_COMMAND, &cmd);
-               cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
-               pci_write_config_word(dev, PCI_COMMAND, cmd);
-               for (i = 0; i < 6; i++) {
-                       dev->resource[i].start = dev->resource[i].end = 0;
-                       dev->resource[i].flags = 0;
-                       pci_write_config_dword(dev, PCI_BASE_ADDRESS_0 + 4 * i, 0);
-               }
-       } else {
-               pci_read_config_word(dev, PCI_COMMAND, &cmd);
-               cmd &= ~PCI_COMMAND_IO;
-               pci_write_config_word(dev, PCI_COMMAND, cmd);
-               for (i = 0; i < 5; i++) {
-                       dev->resource[i].start = dev->resource[i].end = 0;
-                       dev->resource[i].flags = 0;
-                       pci_write_config_dword(dev, PCI_BASE_ADDRESS_0 + 4 * i, 0);
-               }
-       }
-}
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS, 0x0240, fixup_k2_sata);
-
diff --git a/arch/ppc64/kernel/pmac_setup.c b/arch/ppc64/kernel/pmac_setup.c
deleted file mode 100644 (file)
index c3ea73d..0000000
+++ /dev/null
@@ -1,476 +0,0 @@
-/*
- *  arch/ppc/platforms/setup.c
- *
- *  PowerPC version
- *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
- *
- *  Adapted for Power Macintosh by Paul Mackerras
- *    Copyright (C) 1996 Paul Mackerras (paulus@cs.anu.edu.au)
- *
- *  Derived from "arch/alpha/kernel/setup.c"
- *    Copyright (C) 1995 Linus Torvalds
- *
- *  Maintained by Benjamin 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.
- *
- */
-
-/*
- * bootup setup stuff..
- */
-
-#undef DEBUG
-
-#include <linux/config.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/sched.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/a.out.h>
-#include <linux/tty.h>
-#include <linux/string.h>
-#include <linux/delay.h>
-#include <linux/ioport.h>
-#include <linux/major.h>
-#include <linux/initrd.h>
-#include <linux/vt_kern.h>
-#include <linux/console.h>
-#include <linux/ide.h>
-#include <linux/pci.h>
-#include <linux/adb.h>
-#include <linux/cuda.h>
-#include <linux/pmu.h>
-#include <linux/irq.h>
-#include <linux/seq_file.h>
-#include <linux/root_dev.h>
-#include <linux/bitops.h>
-
-#include <asm/processor.h>
-#include <asm/sections.h>
-#include <asm/prom.h>
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/pci-bridge.h>
-#include <asm/iommu.h>
-#include <asm/machdep.h>
-#include <asm/dma.h>
-#include <asm/btext.h>
-#include <asm/cputable.h>
-#include <asm/pmac_feature.h>
-#include <asm/time.h>
-#include <asm/of_device.h>
-#include <asm/lmb.h>
-#include <asm/smu.h>
-#include <asm/pmc.h>
-#include <asm/mpic.h>
-#include <asm/udbg.h>
-
-#include "pmac.h"
-
-#ifdef DEBUG
-#define DBG(fmt...) udbg_printf(fmt)
-#else
-#define DBG(fmt...)
-#endif
-
-static int current_root_goodness = -1;
-#define DEFAULT_ROOT_DEVICE Root_SDA1  /* sda1 - slightly silly choice */
-
-extern  int powersave_nap;
-int sccdbg;
-
-sys_ctrler_t sys_ctrler;
-EXPORT_SYMBOL(sys_ctrler);
-
-#ifdef CONFIG_PMAC_SMU
-unsigned long smu_cmdbuf_abs;
-EXPORT_SYMBOL(smu_cmdbuf_abs);
-#endif
-
-extern void udbg_init_scc(struct device_node *np);
-
-static void pmac_show_cpuinfo(struct seq_file *m)
-{
-       struct device_node *np;
-       char *pp;
-       int plen;
-       char* mbname;
-       int mbmodel = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL,
-                                       PMAC_MB_INFO_MODEL, 0);
-       unsigned int mbflags = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL,
-                                                PMAC_MB_INFO_FLAGS, 0);
-
-       if (pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, PMAC_MB_INFO_NAME,
-                             (long)&mbname) != 0)
-               mbname = "Unknown";
-       
-       /* find motherboard type */
-       seq_printf(m, "machine\t\t: ");
-       np = find_devices("device-tree");
-       if (np != NULL) {
-               pp = (char *) get_property(np, "model", NULL);
-               if (pp != NULL)
-                       seq_printf(m, "%s\n", pp);
-               else
-                       seq_printf(m, "PowerMac\n");
-               pp = (char *) get_property(np, "compatible", &plen);
-               if (pp != NULL) {
-                       seq_printf(m, "motherboard\t:");
-                       while (plen > 0) {
-                               int l = strlen(pp) + 1;
-                               seq_printf(m, " %s", pp);
-                               plen -= l;
-                               pp += l;
-                       }
-                       seq_printf(m, "\n");
-               }
-       } else
-               seq_printf(m, "PowerMac\n");
-
-       /* print parsed model */
-       seq_printf(m, "detected as\t: %d (%s)\n", mbmodel, mbname);
-       seq_printf(m, "pmac flags\t: %08x\n", mbflags);
-
-       /* Indicate newworld */
-       seq_printf(m, "pmac-generation\t: NewWorld\n");
-}
-
-
-static void __init pmac_setup_arch(void)
-{
-       /* init to some ~sane value until calibrate_delay() runs */
-       loops_per_jiffy = 50000000;
-
-       /* Probe motherboard chipset */
-       pmac_feature_init();
-#if 0
-       /* Lock-enable the SCC channel used for debug */
-       if (sccdbg) {
-               np = of_find_node_by_name(NULL, "escc");
-               if (np)
-                       pmac_call_feature(PMAC_FTR_SCC_ENABLE, np,
-                                         PMAC_SCC_ASYNC | PMAC_SCC_FLAG_XMON, 1);
-       }
-#endif
-       /* We can NAP */
-       powersave_nap = 1;
-
-#ifdef CONFIG_ADB_PMU
-       /* Initialize the PMU if any */
-       find_via_pmu();
-#endif
-#ifdef CONFIG_PMAC_SMU
-       /* Initialize the SMU if any */
-       smu_init();
-#endif
-
-       /* Init NVRAM access */
-       pmac_nvram_init();
-
-       /* Setup SMP callback */
-#ifdef CONFIG_SMP
-       pmac_setup_smp();
-#endif
-
-       /* Lookup PCI hosts */
-               pmac_pci_init();
-
-#ifdef CONFIG_DUMMY_CONSOLE
-       conswitchp = &dummy_con;
-#endif
-
-       printk(KERN_INFO "Using native/NAP idle loop\n");
-}
-
-#ifdef CONFIG_SCSI
-void note_scsi_host(struct device_node *node, void *host)
-{
-       /* Obsolete */
-}
-#endif
-
-
-static int initializing = 1;
-
-static int pmac_late_init(void)
-{
-       initializing = 0;
-       return 0;
-}
-
-late_initcall(pmac_late_init);
-
-/* can't be __init - can be called whenever a disk is first accessed */
-void note_bootable_part(dev_t dev, int part, int goodness)
-{
-       extern dev_t boot_dev;
-       char *p;
-
-       if (!initializing)
-               return;
-       if ((goodness <= current_root_goodness) &&
-           ROOT_DEV != DEFAULT_ROOT_DEVICE)
-               return;
-       p = strstr(saved_command_line, "root=");
-       if (p != NULL && (p == saved_command_line || p[-1] == ' '))
-               return;
-
-       if (!boot_dev || dev == boot_dev) {
-               ROOT_DEV = dev + part;
-               boot_dev = 0;
-               current_root_goodness = goodness;
-       }
-}
-
-static void pmac_restart(char *cmd)
-{
-       switch(sys_ctrler) {
-#ifdef CONFIG_ADB_PMU
-       case SYS_CTRLER_PMU:
-               pmu_restart();
-               break;
-#endif
-
-#ifdef CONFIG_PMAC_SMU
-       case SYS_CTRLER_SMU:
-               smu_restart();
-               break;
-#endif
-       default:
-               ;
-       }
-}
-
-static void pmac_power_off(void)
-{
-       switch(sys_ctrler) {
-#ifdef CONFIG_ADB_PMU
-       case SYS_CTRLER_PMU:
-               pmu_shutdown();
-               break;
-#endif
-#ifdef CONFIG_PMAC_SMU
-       case SYS_CTRLER_SMU:
-               smu_shutdown();
-               break;
-#endif
-       default:
-               ;
-       }
-}
-
-static void pmac_halt(void)
-{
-       pmac_power_off();
-}
-
-/* 
- * Early initialization.
- */
-static void __init pmac_init_early(void)
-{
-       DBG(" -> pmac_init_early\n");
-
-       /* Initialize hash table, from now on, we can take hash faults
-        * and call ioremap
-        */
-       hpte_init_native();
-
-       /* Init SCC */
-               if (strstr(cmd_line, "sccdbg")) {
-               sccdbg = 1;
-                       udbg_init_scc(NULL);
-               }
-
-       /* Setup interrupt mapping options */
-       ppc64_interrupt_controller = IC_OPEN_PIC;
-
-       iommu_init_early_u3();
-
-       DBG(" <- pmac_init_early\n");
-}
-
-static int pmac_u3_cascade(struct pt_regs *regs, void *data)
-{
-       return mpic_get_one_irq((struct mpic *)data, regs);
-}
-
-static __init void pmac_init_IRQ(void)
-{
-        struct device_node *irqctrler  = NULL;
-        struct device_node *irqctrler2 = NULL;
-       struct device_node *np = NULL;
-       struct mpic *mpic1, *mpic2;
-
-       /* We first try to detect Apple's new Core99 chipset, since mac-io
-        * is quite different on those machines and contains an IBM MPIC2.
-        */
-       while ((np = of_find_node_by_type(np, "open-pic")) != NULL) {
-               struct device_node *parent = of_get_parent(np);
-               if (parent && !strcmp(parent->name, "u3"))
-                       irqctrler2 = of_node_get(np);
-               else
-                       irqctrler = of_node_get(np);
-               of_node_put(parent);
-       }
-       if (irqctrler != NULL && irqctrler->n_addrs > 0) {
-               unsigned char senses[128];
-
-               printk(KERN_INFO "PowerMac using OpenPIC irq controller at 0x%08x\n",
-                      (unsigned int)irqctrler->addrs[0].address);
-
-               prom_get_irq_senses(senses, 0, 128);
-               mpic1 = mpic_alloc(irqctrler->addrs[0].address,
-                                  MPIC_PRIMARY | MPIC_WANTS_RESET,
-                                  0, 0, 128, 256, senses, 128, " K2-MPIC  ");
-               BUG_ON(mpic1 == NULL);
-               mpic_init(mpic1);               
-
-               if (irqctrler2 != NULL && irqctrler2->n_intrs > 0 &&
-                   irqctrler2->n_addrs > 0) {
-                       printk(KERN_INFO "Slave OpenPIC at 0x%08x hooked on IRQ %d\n",
-                              (u32)irqctrler2->addrs[0].address,
-                              irqctrler2->intrs[0].line);
-
-                       pmac_call_feature(PMAC_FTR_ENABLE_MPIC, irqctrler2, 0, 0);
-                       prom_get_irq_senses(senses, 128, 128 + 128);
-
-                       /* We don't need to set MPIC_BROKEN_U3 here since we don't have
-                        * hypertransport interrupts routed to it
-                        */
-                       mpic2 = mpic_alloc(irqctrler2->addrs[0].address,
-                                          MPIC_BIG_ENDIAN | MPIC_WANTS_RESET,
-                                          0, 128, 128, 0, senses, 128, " U3-MPIC  ");
-                       BUG_ON(mpic2 == NULL);
-                       mpic_init(mpic2);
-                       mpic_setup_cascade(irqctrler2->intrs[0].line,
-                                          pmac_u3_cascade, mpic2);
-               }
-       }
-       of_node_put(irqctrler);
-       of_node_put(irqctrler2);
-}
-
-static void __init pmac_progress(char *s, unsigned short hex)
-{
-       if (sccdbg) {
-               udbg_puts(s);
-               udbg_puts("\n");
-       }
-#ifdef CONFIG_BOOTX_TEXT
-       else if (boot_text_mapped) {
-               btext_drawstring(s);
-               btext_drawstring("\n");
-       }
-#endif /* CONFIG_BOOTX_TEXT */
-}
-
-/*
- * pmac has no legacy IO, anything calling this function has to
- * fail or bad things will happen
- */
-static int pmac_check_legacy_ioport(unsigned int baseport)
-{
-       return -ENODEV;
-}
-
-static int __init pmac_declare_of_platform_devices(void)
-{
-       struct device_node *np, *npp;
-
-       npp = of_find_node_by_name(NULL, "u3");
-       if (npp) {
-               for (np = NULL; (np = of_get_next_child(npp, np)) != NULL;) {
-                       if (strncmp(np->name, "i2c", 3) == 0) {
-                               of_platform_device_create(np, "u3-i2c", NULL);
-                               of_node_put(np);
-                               break;
-                       }
-               }
-               of_node_put(npp);
-       }
-        npp = of_find_node_by_type(NULL, "smu");
-        if (npp) {
-               of_platform_device_create(npp, "smu", NULL);
-               of_node_put(npp);
-       }
-
-       return 0;
-}
-
-device_initcall(pmac_declare_of_platform_devices);
-
-/*
- * Called very early, MMU is off, device-tree isn't unflattened
- */
-static int __init pmac_probe(int platform)
-{
-       if (platform != PLATFORM_POWERMAC)
-               return 0;
-       /*
-        * On U3, the DART (iommu) must be allocated now since it
-        * has an impact on htab_initialize (due to the large page it
-        * occupies having to be broken up so the DART itself is not
-        * part of the cacheable linar mapping
-        */
-       alloc_u3_dart_table();
-
-#ifdef CONFIG_PMAC_SMU
-       /*
-        * SMU based G5s need some memory below 2Gb, at least the current
-        * driver needs that. We have to allocate it now. We allocate 4k
-        * (1 small page) for now.
-        */
-       smu_cmdbuf_abs = lmb_alloc_base(4096, 4096, 0x80000000UL);
-#endif /* CONFIG_PMAC_SMU */
-
-       return 1;
-}
-
-static int pmac_probe_mode(struct pci_bus *bus)
-{
-       struct device_node *node = bus->sysdata;
-
-       /* We need to use normal PCI probing for the AGP bus,
-          since the device for the AGP bridge isn't in the tree. */
-       if (bus->self == NULL && device_is_compatible(node, "u3-agp"))
-               return PCI_PROBE_NORMAL;
-
-       return PCI_PROBE_DEVTREE;
-}
-
-struct machdep_calls __initdata pmac_md = {
-#ifdef CONFIG_HOTPLUG_CPU
-       .cpu_die                = generic_mach_cpu_die,
-#endif
-       .probe                  = pmac_probe,
-       .setup_arch             = pmac_setup_arch,
-       .init_early             = pmac_init_early,
-               .show_cpuinfo           = pmac_show_cpuinfo,
-       .init_IRQ               = pmac_init_IRQ,
-       .get_irq                = mpic_get_irq,
-       .pcibios_fixup          = pmac_pcibios_fixup,
-       .pci_probe_mode         = pmac_probe_mode,
-       .restart                = pmac_restart,
-       .power_off              = pmac_power_off,
-       .halt                   = pmac_halt,
-               .get_boot_time          = pmac_get_boot_time,
-               .set_rtc_time           = pmac_set_rtc_time,
-               .get_rtc_time           = pmac_get_rtc_time,
-       .calibrate_decr         = pmac_calibrate_decr,
-       .feature_call           = pmac_do_feature_call,
-       .progress               = pmac_progress,
-       .check_legacy_ioport    = pmac_check_legacy_ioport,
-       .idle_loop              = native_idle,
-       .enable_pmcs            = power4_enable_pmcs,
-};
diff --git a/arch/ppc64/kernel/pmac_smp.c b/arch/ppc64/kernel/pmac_smp.c
deleted file mode 100644 (file)
index 83c2f8d..0000000
+++ /dev/null
@@ -1,316 +0,0 @@
-/*
- * SMP support for power macintosh.
- *
- * We support both the old "powersurge" SMP architecture
- * and the current Core99 (G4 PowerMac) machines.
- *
- * Note that we don't support the very first rev. of
- * Apple/DayStar 2 CPUs board, the one with the funky
- * watchdog. Hopefully, none of these should be there except
- * maybe internally to Apple. I should probably still add some
- * code to detect this card though and disable SMP. --BenH.
- *
- * Support Macintosh G4 SMP by Troy Benjegerdes (hozer@drgw.net)
- * and Ben Herrenschmidt <benh@kernel.crashing.org>.
- *
- * Support for DayStar quad CPU cards
- * Copyright (C) XLR8, Inc. 1994-2000
- *
- *  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.
- */
-
-#undef DEBUG
-
-#include <linux/config.h>
-#include <linux/kernel.h>
-#include <linux/sched.h>
-#include <linux/smp.h>
-#include <linux/smp_lock.h>
-#include <linux/interrupt.h>
-#include <linux/kernel_stat.h>
-#include <linux/init.h>
-#include <linux/spinlock.h>
-#include <linux/errno.h>
-#include <linux/irq.h>
-
-#include <asm/ptrace.h>
-#include <asm/atomic.h>
-#include <asm/irq.h>
-#include <asm/page.h>
-#include <asm/pgtable.h>
-#include <asm/sections.h>
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/smp.h>
-#include <asm/machdep.h>
-#include <asm/pmac_feature.h>
-#include <asm/time.h>
-#include <asm/cacheflush.h>
-#include <asm/keylargo.h>
-#include <asm/pmac_low_i2c.h>
-#include <asm/mpic.h>
-
-#ifdef DEBUG
-#define DBG(fmt...) udbg_printf(fmt)
-#else
-#define DBG(fmt...)
-#endif
-
-extern void __secondary_start_pmac_0(void);
-
-extern struct smp_ops_t *smp_ops;
-
-static void (*pmac_tb_freeze)(int freeze);
-static struct device_node *pmac_tb_clock_chip_host;
-static u8 pmac_tb_pulsar_addr;
-static DEFINE_SPINLOCK(timebase_lock);
-static unsigned long timebase;
-
-static void smp_core99_cypress_tb_freeze(int freeze)
-{
-       u8 data;
-       int rc;
-
-       /* Strangely, the device-tree says address is 0xd2, but darwin
-        * accesses 0xd0 ...
-        */
-       pmac_low_i2c_setmode(pmac_tb_clock_chip_host, pmac_low_i2c_mode_combined);
-       rc = pmac_low_i2c_xfer(pmac_tb_clock_chip_host,
-                              0xd0 | pmac_low_i2c_read,
-                              0x81, &data, 1);
-       if (rc != 0)
-               goto bail;
-
-       data = (data & 0xf3) | (freeze ? 0x00 : 0x0c);
-
-               pmac_low_i2c_setmode(pmac_tb_clock_chip_host, pmac_low_i2c_mode_stdsub);
-       rc = pmac_low_i2c_xfer(pmac_tb_clock_chip_host,
-                              0xd0 | pmac_low_i2c_write,
-                              0x81, &data, 1);
-
- bail:
-       if (rc != 0) {
-               printk("Cypress Timebase %s rc: %d\n",
-                      freeze ? "freeze" : "unfreeze", rc);
-               panic("Timebase freeze failed !\n");
-       }
-}
-
-static void smp_core99_pulsar_tb_freeze(int freeze)
-{
-       u8 data;
-       int rc;
-
-       pmac_low_i2c_setmode(pmac_tb_clock_chip_host, pmac_low_i2c_mode_combined);
-       rc = pmac_low_i2c_xfer(pmac_tb_clock_chip_host,
-                              pmac_tb_pulsar_addr | pmac_low_i2c_read,
-                              0x2e, &data, 1);
-       if (rc != 0)
-               goto bail;
-
-       data = (data & 0x88) | (freeze ? 0x11 : 0x22);
-
-       pmac_low_i2c_setmode(pmac_tb_clock_chip_host, pmac_low_i2c_mode_stdsub);
-       rc = pmac_low_i2c_xfer(pmac_tb_clock_chip_host,
-                              pmac_tb_pulsar_addr | pmac_low_i2c_write,
-                              0x2e, &data, 1);
- bail:
-       if (rc != 0) {
-               printk(KERN_ERR "Pulsar Timebase %s rc: %d\n",
-                      freeze ? "freeze" : "unfreeze", rc);
-               panic("Timebase freeze failed !\n");
-       }
-}
-
-
-static void smp_core99_give_timebase(void)
-{
-       /* Open i2c bus for synchronous access */
-       if (pmac_low_i2c_open(pmac_tb_clock_chip_host, 0))
-               panic("Can't open i2c for TB sync !\n");
-
-       spin_lock(&timebase_lock);
-       (*pmac_tb_freeze)(1);
-       mb();
-       timebase = get_tb();
-       spin_unlock(&timebase_lock);
-
-       while (timebase)
-               barrier();
-
-       spin_lock(&timebase_lock);
-       (*pmac_tb_freeze)(0);
-       spin_unlock(&timebase_lock);
-
-       /* Close i2c bus */
-       pmac_low_i2c_close(pmac_tb_clock_chip_host);
-}
-
-
-static void __devinit smp_core99_take_timebase(void)
-{
-       while (!timebase)
-               barrier();
-       spin_lock(&timebase_lock);
-       set_tb(timebase >> 32, timebase & 0xffffffff);
-       timebase = 0;
-       spin_unlock(&timebase_lock);
-}
-
-
-static int __init smp_core99_probe(void)
-{
-       struct device_node *cpus;       
-       struct device_node *cc; 
-       int ncpus = 0;
-
-       /* Maybe use systemconfiguration here ? */
-       if (ppc_md.progress) ppc_md.progress("smp_core99_probe", 0x345);
-
-       /* Count CPUs in the device-tree */
-               for (cpus = NULL; (cpus = of_find_node_by_type(cpus, "cpu")) != NULL;)
-               ++ncpus;
-
-       printk(KERN_INFO "PowerMac SMP probe found %d cpus\n", ncpus);
-
-       /* Nothing more to do if less than 2 of them */
-       if (ncpus <= 1)
-               return 1;
-
-       /* HW sync only on these platforms */
-       if (!machine_is_compatible("PowerMac7,2") &&
-           !machine_is_compatible("PowerMac7,3") &&
-           !machine_is_compatible("RackMac3,1"))
-               goto nohwsync;
-
-       /* Look for the clock chip */
-       for (cc = NULL; (cc = of_find_node_by_name(cc, "i2c-hwclock")) != NULL;) {
-               struct device_node *p = of_get_parent(cc);
-               u32 *reg;
-               int ok;
-               ok = p && device_is_compatible(p, "uni-n-i2c");
-               if (!ok)
-                       goto next;
-               reg = (u32 *)get_property(cc, "reg", NULL);
-               if (reg == NULL)
-                       goto next;
-               switch (*reg) {
-               case 0xd2:
-                       if (device_is_compatible(cc, "pulsar-legacy-slewing")) {
-                               pmac_tb_freeze = smp_core99_pulsar_tb_freeze;
-                               pmac_tb_pulsar_addr = 0xd2;
-                               printk(KERN_INFO "Timebase clock is Pulsar chip\n");
-                       } else if (device_is_compatible(cc, "cy28508")) {
-                               pmac_tb_freeze = smp_core99_cypress_tb_freeze;
-                               printk(KERN_INFO "Timebase clock is Cypress chip\n");
-                       }
-                       break;
-               case 0xd4:
-                       pmac_tb_freeze = smp_core99_pulsar_tb_freeze;
-                       pmac_tb_pulsar_addr = 0xd4;
-                       printk(KERN_INFO "Timebase clock is Pulsar chip\n");
-                       break;
-               }
-               if (pmac_tb_freeze != NULL) {
-                       pmac_tb_clock_chip_host = p;
-                       smp_ops->give_timebase = smp_core99_give_timebase;
-                       smp_ops->take_timebase = smp_core99_take_timebase;
-                       of_node_put(cc);
-                       of_node_put(p);
-                       break;
-               }
-       next:
-               of_node_put(p);
-       }
-
- nohwsync:
-       mpic_request_ipis();
-
-       return ncpus;
-}
-
-static void __init smp_core99_kick_cpu(int nr)
-{
-       unsigned int save_vector, j;
-       unsigned long new_vector;
-       unsigned long flags;
-       volatile unsigned int *vector
-                = ((volatile unsigned int *)(KERNELBASE+0x100));
-
-       if (nr < 1 || nr > 3)
-               return;
-       if (ppc_md.progress) ppc_md.progress("smp_core99_kick_cpu", 0x346);
-
-       local_irq_save(flags);
-       local_irq_disable();
-
-       /* Save reset vector */
-       save_vector = *vector;
-
-       /* Setup fake reset vector that does    
-        *   b __secondary_start_pmac_0 + nr*8 - KERNELBASE
-        */
-       new_vector = (unsigned long) __secondary_start_pmac_0 + nr * 8;
-       *vector = 0x48000002 + (new_vector - KERNELBASE);
-
-       /* flush data cache and inval instruction cache */
-       flush_icache_range((unsigned long) vector, (unsigned long) vector + 4);
-
-       /* Put some life in our friend */
-       pmac_call_feature(PMAC_FTR_RESET_CPU, NULL, nr, 0);
-       paca[nr].cpu_start = 1;
-
-       /* FIXME: We wait a bit for the CPU to take the exception, I should
-        * instead wait for the entry code to set something for me. Well,
-        * ideally, all that crap will be done in prom.c and the CPU left
-        * in a RAM-based wait loop like CHRP.
-        */
-       for (j = 1; j < 1000000; j++)
-               mb();
-
-       /* Restore our exception vector */
-       *vector = save_vector;
-       flush_icache_range((unsigned long) vector, (unsigned long) vector + 4);
-
-       local_irq_restore(flags);
-       if (ppc_md.progress) ppc_md.progress("smp_core99_kick_cpu done", 0x347);
-}
-
-static void __init smp_core99_setup_cpu(int cpu_nr)
-{
-       /* Setup MPIC */
-       mpic_setup_this_cpu();
-
-       if (cpu_nr == 0) {
-               extern void g5_phy_disable_cpu1(void);
-
-               /* If we didn't start the second CPU, we must take
-                * it off the bus
-                */
-               if (num_online_cpus() < 2)              
-                       g5_phy_disable_cpu1();
-               if (ppc_md.progress) ppc_md.progress("smp_core99_setup_cpu 0 done", 0x349);
-       }
-}
-
-struct smp_ops_t core99_smp_ops = {
-       .message_pass   = smp_mpic_message_pass,
-       .probe          = smp_core99_probe,
-       .kick_cpu       = smp_core99_kick_cpu,
-       .setup_cpu      = smp_core99_setup_cpu,
-       .give_timebase  = smp_generic_give_timebase,
-       .take_timebase  = smp_generic_take_timebase,
-};
-
-void __init pmac_setup_smp(void)
-{
-       smp_ops = &core99_smp_ops;
-#ifdef CONFIG_HOTPLUG_CPU
-       smp_ops->cpu_enable = generic_cpu_enable;
-       smp_ops->cpu_disable = generic_cpu_disable;
-       smp_ops->cpu_die = generic_cpu_die;
-#endif
-}
diff --git a/arch/ppc64/kernel/pmac_time.c b/arch/ppc64/kernel/pmac_time.c
deleted file mode 100644 (file)
index 928bf21..0000000
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * Support for periodic interrupts (100 per second) and for getting
- * the current time from the RTC on Power Macintoshes.
- *
- * We use the decrementer register for our periodic interrupts.
- *
- * Paul Mackerras      August 1996.
- * Copyright (C) 1996 Paul Mackerras.
- * Copyright (C) 2003-2005 Benjamin Herrenschmidt.
- *
- */
-#include <linux/config.h>
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/param.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/init.h>
-#include <linux/time.h>
-#include <linux/adb.h>
-#include <linux/pmu.h>
-#include <linux/interrupt.h>
-#include <linux/rtc.h>
-
-#include <asm/sections.h>
-#include <asm/prom.h>
-#include <asm/system.h>
-#include <asm/io.h>
-#include <asm/pgtable.h>
-#include <asm/machdep.h>
-#include <asm/time.h>
-#include <asm/nvram.h>
-#include <asm/smu.h>
-
-#undef DEBUG
-
-#ifdef DEBUG
-#define DBG(x...) printk(x)
-#else
-#define DBG(x...)
-#endif
-
-/* Apparently the RTC stores seconds since 1 Jan 1904 */
-#define RTC_OFFSET     2082844800
-
-/*
- * Calibrate the decrementer frequency with the VIA timer 1.
- */
-#define VIA_TIMER_FREQ_6       4700000 /* time 1 frequency * 6 */
-
-extern struct timezone sys_tz;
-extern void to_tm(int tim, struct rtc_time * tm);
-
-void pmac_get_rtc_time(struct rtc_time *tm)
-{
-       switch(sys_ctrler) {
-#ifdef CONFIG_ADB_PMU
-       case SYS_CTRLER_PMU: {
-               /* TODO: Move that to a function in the PMU driver */
-               struct adb_request req;
-               unsigned int now;
-
-               if (pmu_request(&req, NULL, 1, PMU_READ_RTC) < 0)
-                       return;
-               pmu_wait_complete(&req);
-               if (req.reply_len != 4)
-                       printk(KERN_ERR "pmac_get_rtc_time: PMU returned a %d"
-                              " bytes reply\n", req.reply_len);
-               now = (req.reply[0] << 24) + (req.reply[1] << 16)
-                       + (req.reply[2] << 8) + req.reply[3];
-               DBG("get: %u -> %u\n", (int)now, (int)(now - RTC_OFFSET));
-               now -= RTC_OFFSET;
-
-               to_tm(now, tm);
-               tm->tm_year -= 1900;
-               tm->tm_mon -= 1;
-       
-               DBG("-> tm_mday: %d, tm_mon: %d, tm_year: %d, %d:%02d:%02d\n",
-                   tm->tm_mday, tm->tm_mon, tm->tm_year,
-                   tm->tm_hour, tm->tm_min, tm->tm_sec);
-               break;
-       }
-#endif /* CONFIG_ADB_PMU */
-
-#ifdef CONFIG_PMAC_SMU
-       case SYS_CTRLER_SMU:
-               smu_get_rtc_time(tm, 1);
-               break;
-#endif /* CONFIG_PMAC_SMU */
-       default:
-               ;
-       }
-}
-
-int pmac_set_rtc_time(struct rtc_time *tm)
-{
-       switch(sys_ctrler) {
-#ifdef CONFIG_ADB_PMU
-       case SYS_CTRLER_PMU: {
-               /* TODO: Move that to a function in the PMU driver */
-               struct adb_request req;
-               unsigned int nowtime;
-
-               DBG("set: tm_mday: %d, tm_mon: %d, tm_year: %d,"
-                   " %d:%02d:%02d\n",
-                   tm->tm_mday, tm->tm_mon, tm->tm_year,
-                   tm->tm_hour, tm->tm_min, tm->tm_sec);
-
-               nowtime = mktime(tm->tm_year + 1900, tm->tm_mon + 1,
-                                tm->tm_mday, tm->tm_hour, tm->tm_min,
-                                tm->tm_sec);
-
-               DBG("-> %u -> %u\n", (int)nowtime,
-                   (int)(nowtime + RTC_OFFSET));
-               nowtime += RTC_OFFSET;
-
-               if (pmu_request(&req, NULL, 5, PMU_SET_RTC,
-                               nowtime >> 24, nowtime >> 16,
-                               nowtime >> 8, nowtime) < 0)
-                       return -ENXIO;
-               pmu_wait_complete(&req);
-               if (req.reply_len != 0)
-                       printk(KERN_ERR "pmac_set_rtc_time: PMU returned a %d"
-                              " bytes reply\n", req.reply_len);
-               return 0;
-       }
-#endif /* CONFIG_ADB_PMU */
-
-#ifdef CONFIG_PMAC_SMU
-       case SYS_CTRLER_SMU:
-               return smu_set_rtc_time(tm, 1);
-#endif /* CONFIG_PMAC_SMU */
-       default:
-               return -ENODEV;
-       }
-}
-
-unsigned long __init pmac_get_boot_time(void)
-{
-       struct rtc_time tm;
-
-       pmac_get_rtc_time(&tm);
-       return mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
-                     tm.tm_hour, tm.tm_min, tm.tm_sec);
-}
-
-/*
- * Query the OF and get the decr frequency.
- * FIXME: merge this with generic_calibrate_decr
- */
-void __init pmac_calibrate_decr(void)
-{
-       struct device_node *cpu;
-       unsigned int *fp;
-
-       /*
-        * The cpu node should have a timebase-frequency property
-        * to tell us the rate at which the decrementer counts.
-        */
-       cpu = find_type_devices("cpu");
-       if (cpu == 0)
-               panic("can't find cpu node in time_init");
-       fp = (unsigned int *) get_property(cpu, "timebase-frequency", NULL);
-       if (fp == 0)
-               panic("can't get cpu timebase frequency");
-       ppc_tb_freq = *fp;
-
-       fp = (unsigned int *)get_property(cpu, "clock-frequency", NULL);
-       if (fp == 0)
-               panic("can't get cpu processor frequency");
-       ppc_proc_freq = *fp;
-}
-