This commit was manufactured by cvs2svn to create branch 'vserver'.
[linux-2.6.git] / arch / powerpc / platforms / powermac / setup.c
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
new file mode 100644 (file)
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--- /dev/null
@@ -0,0 +1,771 @@
+/*
+ *  Powermac setup and early boot code plus other random bits.
+ *
+ *  PowerPC version
+ *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
+ *
+ *  Adapted for Power Macintosh by Paul Mackerras
+ *    Copyright (C) 1996 Paul Mackerras (paulus@samba.org)
+ *
+ *  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..
+ */
+
+#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 <linux/suspend.h>
+
+#include <asm/reg.h>
+#include <asm/sections.h>
+#include <asm/prom.h>
+#include <asm/system.h>
+#include <asm/pgtable.h>
+#include <asm/io.h>
+#include <asm/kexec.h>
+#include <asm/pci-bridge.h>
+#include <asm/ohare.h>
+#include <asm/mediabay.h>
+#include <asm/machdep.h>
+#include <asm/dma.h>
+#include <asm/cputable.h>
+#include <asm/btext.h>
+#include <asm/pmac_feature.h>
+#include <asm/time.h>
+#include <asm/of_device.h>
+#include <asm/mmu_context.h>
+#include <asm/iommu.h>
+#include <asm/smu.h>
+#include <asm/pmc.h>
+#include <asm/lmb.h>
+#include <asm/udbg.h>
+
+#include "pmac.h"
+
+#undef SHOW_GATWICK_IRQS
+
+int ppc_override_l2cr = 0;
+int ppc_override_l2cr_value;
+int has_l2cache = 0;
+
+int pmac_newworld;
+
+static int current_root_goodness = -1;
+
+extern struct machdep_calls pmac_md;
+
+#define DEFAULT_ROOT_DEVICE Root_SDA1  /* sda1 - slightly silly choice */
+
+#ifdef CONFIG_PPC64
+#include <asm/udbg.h>
+int sccdbg;
+#endif
+
+extern void zs_kgdb_hook(int tty_num);
+
+sys_ctrler_t sys_ctrler = SYS_CTRLER_UNKNOWN;
+EXPORT_SYMBOL(sys_ctrler);
+
+#ifdef CONFIG_PMAC_SMU
+unsigned long smu_cmdbuf_abs;
+EXPORT_SYMBOL(smu_cmdbuf_abs);
+#endif
+
+#ifdef CONFIG_SMP
+extern struct smp_ops_t psurge_smp_ops;
+extern struct smp_ops_t core99_smp_ops;
+#endif /* CONFIG_SMP */
+
+static void pmac_show_cpuinfo(struct seq_file *m)
+{
+       struct device_node *np;
+       char *pp;
+       int plen;
+       int mbmodel;
+       unsigned int mbflags;
+       char* mbname;
+
+       mbmodel = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL,
+                                   PMAC_MB_INFO_MODEL, 0);
+       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 = of_find_node_by_path("/");
+       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");
+               }
+               of_node_put(np);
+       } 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);
+
+       /* find l2 cache info */
+       np = of_find_node_by_name(NULL, "l2-cache");
+       if (np == NULL)
+               np = of_find_node_by_type(NULL, "cache");
+       if (np != NULL) {
+               unsigned int *ic = (unsigned int *)
+                       get_property(np, "i-cache-size", NULL);
+               unsigned int *dc = (unsigned int *)
+                       get_property(np, "d-cache-size", NULL);
+               seq_printf(m, "L2 cache\t:");
+               has_l2cache = 1;
+               if (get_property(np, "cache-unified", NULL) != 0 && dc) {
+                       seq_printf(m, " %dK unified", *dc / 1024);
+               } else {
+                       if (ic)
+                               seq_printf(m, " %dK instruction", *ic / 1024);
+                       if (dc)
+                               seq_printf(m, "%s %dK data",
+                                          (ic? " +": ""), *dc / 1024);
+               }
+               pp = get_property(np, "ram-type", NULL);
+               if (pp)
+                       seq_printf(m, " %s", pp);
+               seq_printf(m, "\n");
+               of_node_put(np);
+       }
+
+       /* Indicate newworld/oldworld */
+       seq_printf(m, "pmac-generation\t: %s\n",
+                  pmac_newworld ? "NewWorld" : "OldWorld");
+}
+
+#ifndef CONFIG_ADB_CUDA
+int find_via_cuda(void)
+{
+       if (!find_devices("via-cuda"))
+               return 0;
+       printk("WARNING ! Your machine is CUDA-based but your kernel\n");
+       printk("          wasn't compiled with CONFIG_ADB_CUDA option !\n");
+       return 0;
+}
+#endif
+
+#ifndef CONFIG_ADB_PMU
+int find_via_pmu(void)
+{
+       if (!find_devices("via-pmu"))
+               return 0;
+       printk("WARNING ! Your machine is PMU-based but your kernel\n");
+       printk("          wasn't compiled with CONFIG_ADB_PMU option !\n");
+       return 0;
+}
+#endif
+
+#ifndef CONFIG_PMAC_SMU
+int smu_init(void)
+{
+       /* should check and warn if SMU is present */
+       return 0;
+}
+#endif
+
+#ifdef CONFIG_PPC32
+static volatile u32 *sysctrl_regs;
+
+static void __init ohare_init(void)
+{
+       /* this area has the CPU identification register
+          and some registers used by smp boards */
+       sysctrl_regs = (volatile u32 *) ioremap(0xf8000000, 0x1000);
+
+       /*
+        * Turn on the L2 cache.
+        * We assume that we have a PSX memory controller iff
+        * we have an ohare I/O controller.
+        */
+       if (find_devices("ohare") != NULL) {
+               if (((sysctrl_regs[2] >> 24) & 0xf) >= 3) {
+                       if (sysctrl_regs[4] & 0x10)
+                               sysctrl_regs[4] |= 0x04000020;
+                       else
+                               sysctrl_regs[4] |= 0x04000000;
+                       if(has_l2cache)
+                               printk(KERN_INFO "Level 2 cache enabled\n");
+               }
+       }
+}
+
+static void __init l2cr_init(void)
+{
+       /* Checks "l2cr-value" property in the registry */
+       if (cpu_has_feature(CPU_FTR_L2CR)) {
+               struct device_node *np = find_devices("cpus");
+               if (np == 0)
+                       np = find_type_devices("cpu");
+               if (np != 0) {
+                       unsigned int *l2cr = (unsigned int *)
+                               get_property(np, "l2cr-value", NULL);
+                       if (l2cr != 0) {
+                               ppc_override_l2cr = 1;
+                               ppc_override_l2cr_value = *l2cr;
+                               _set_L2CR(0);
+                               _set_L2CR(ppc_override_l2cr_value);
+                       }
+               }
+       }
+
+       if (ppc_override_l2cr)
+               printk(KERN_INFO "L2CR overridden (0x%x), "
+                      "backside cache is %s\n",
+                      ppc_override_l2cr_value,
+                      (ppc_override_l2cr_value & 0x80000000)
+                               ? "enabled" : "disabled");
+}
+#endif
+
+static void __init pmac_setup_arch(void)
+{
+       struct device_node *cpu, *ic;
+       int *fp;
+       unsigned long pvr;
+
+       pvr = PVR_VER(mfspr(SPRN_PVR));
+
+       /* Set loops_per_jiffy to a half-way reasonable value,
+          for use until calibrate_delay gets called. */
+       loops_per_jiffy = 50000000 / HZ;
+       cpu = of_find_node_by_type(NULL, "cpu");
+       if (cpu != NULL) {
+               fp = (int *) get_property(cpu, "clock-frequency", NULL);
+               if (fp != NULL) {
+                       if (pvr >= 0x30 && pvr < 0x80)
+                               /* PPC970 etc. */
+                               loops_per_jiffy = *fp / (3 * HZ);
+                       else if (pvr == 4 || pvr >= 8)
+                               /* 604, G3, G4 etc. */
+                               loops_per_jiffy = *fp / HZ;
+                       else
+                               /* 601, 603, etc. */
+                               loops_per_jiffy = *fp / (2 * HZ);
+               }
+               of_node_put(cpu);
+       }
+
+       /* See if newworld or oldworld */
+       for (ic = NULL; (ic = of_find_all_nodes(ic)) != NULL; )
+               if (get_property(ic, "interrupt-controller", NULL))
+                       break;
+       if (ic) {
+               pmac_newworld = 1;
+               of_node_put(ic);
+       }
+
+       /* Lookup PCI hosts */
+       pmac_pci_init();
+
+#ifdef CONFIG_PPC32
+       ohare_init();
+       l2cr_init();
+#endif /* CONFIG_PPC32 */
+
+#ifdef CONFIG_KGDB
+       zs_kgdb_hook(0);
+#endif
+
+       find_via_cuda();
+       find_via_pmu();
+       smu_init();
+
+#if defined(CONFIG_NVRAM) || defined(CONFIG_PPC64)
+       pmac_nvram_init();
+#endif
+
+#ifdef CONFIG_PPC32
+#ifdef CONFIG_BLK_DEV_INITRD
+       if (initrd_start)
+               ROOT_DEV = Root_RAM0;
+       else
+#endif
+               ROOT_DEV = DEFAULT_ROOT_DEVICE;
+#endif
+
+#ifdef CONFIG_SMP
+       /* Check for Core99 */
+       if (find_devices("uni-n") || find_devices("u3") || find_devices("u4"))
+               smp_ops = &core99_smp_ops;
+#ifdef CONFIG_PPC32
+       else
+               smp_ops = &psurge_smp_ops;
+#endif
+#endif /* CONFIG_SMP */
+
+#ifdef CONFIG_ADB
+       if (strstr(cmd_line, "adb_sync")) {
+               extern int __adb_probe_sync;
+               __adb_probe_sync = 1;
+       }
+#endif /* CONFIG_ADB */
+}
+
+char *bootpath;
+char *bootdevice;
+void *boot_host;
+int boot_target;
+int boot_part;
+extern dev_t boot_dev;
+
+#ifdef CONFIG_SCSI
+void __init note_scsi_host(struct device_node *node, void *host)
+{
+       int l;
+       char *p;
+
+       l = strlen(node->full_name);
+       if (bootpath != NULL && bootdevice != NULL
+           && strncmp(node->full_name, bootdevice, l) == 0
+           && (bootdevice[l] == '/' || bootdevice[l] == 0)) {
+               boot_host = host;
+               /*
+                * There's a bug in OF 1.0.5.  (Why am I not surprised.)
+                * If you pass a path like scsi/sd@1:0 to canon, it returns
+                * something like /bandit@F2000000/gc@10/53c94@10000/sd@0,0
+                * That is, the scsi target number doesn't get preserved.
+                * So we pick the target number out of bootpath and use that.
+                */
+               p = strstr(bootpath, "/sd@");
+               if (p != NULL) {
+                       p += 4;
+                       boot_target = simple_strtoul(p, NULL, 10);
+                       p = strchr(p, ':');
+                       if (p != NULL)
+                               boot_part = simple_strtoul(p + 1, NULL, 10);
+               }
+       }
+}
+EXPORT_SYMBOL(note_scsi_host);
+#endif
+
+#if defined(CONFIG_BLK_DEV_IDE) && defined(CONFIG_BLK_DEV_IDE_PMAC)
+static dev_t __init find_ide_boot(void)
+{
+       char *p;
+       int n;
+       dev_t __init pmac_find_ide_boot(char *bootdevice, int n);
+
+       if (bootdevice == NULL)
+               return 0;
+       p = strrchr(bootdevice, '/');
+       if (p == NULL)
+               return 0;
+       n = p - bootdevice;
+
+       return pmac_find_ide_boot(bootdevice, n);
+}
+#endif /* CONFIG_BLK_DEV_IDE && CONFIG_BLK_DEV_IDE_PMAC */
+
+static void __init find_boot_device(void)
+{
+#if defined(CONFIG_BLK_DEV_IDE) && defined(CONFIG_BLK_DEV_IDE_PMAC)
+       boot_dev = find_ide_boot();
+#endif
+}
+
+/* TODO: Merge the suspend-to-ram with the common code !!!
+ * currently, this is a stub implementation for suspend-to-disk
+ * only
+ */
+
+#ifdef CONFIG_SOFTWARE_SUSPEND
+
+static int pmac_pm_prepare(suspend_state_t state)
+{
+       printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state);
+
+       return 0;
+}
+
+static int pmac_pm_enter(suspend_state_t state)
+{
+       printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state);
+
+       /* Giveup the lazy FPU & vec so we don't have to back them
+        * up from the low level code
+        */
+       enable_kernel_fp();
+
+#ifdef CONFIG_ALTIVEC
+       if (cur_cpu_spec->cpu_features & CPU_FTR_ALTIVEC)
+               enable_kernel_altivec();
+#endif /* CONFIG_ALTIVEC */
+
+       return 0;
+}
+
+static int pmac_pm_finish(suspend_state_t state)
+{
+       printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state);
+
+       /* Restore userland MMU context */
+       set_context(current->active_mm->context, current->active_mm->pgd);
+
+       return 0;
+}
+
+static int pmac_pm_valid(suspend_state_t state)
+{
+       switch (state) {
+       case PM_SUSPEND_DISK:
+               return 1;
+       /* can't do any other states via generic mechanism yet */
+       default:
+               return 0;
+       }
+}
+
+static struct pm_ops pmac_pm_ops = {
+       .pm_disk_mode   = PM_DISK_SHUTDOWN,
+       .prepare        = pmac_pm_prepare,
+       .enter          = pmac_pm_enter,
+       .finish         = pmac_pm_finish,
+       .valid          = pmac_pm_valid,
+};
+
+#endif /* CONFIG_SOFTWARE_SUSPEND */
+
+static int initializing = 1;
+
+static int pmac_late_init(void)
+{
+       initializing = 0;
+#ifdef CONFIG_SOFTWARE_SUSPEND
+       pm_set_ops(&pmac_pm_ops);
+#endif /* CONFIG_SOFTWARE_SUSPEND */
+       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)
+{
+       static int found_boot = 0;
+       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 (!found_boot) {
+               find_boot_device();
+               found_boot = 1;
+       }
+       if (!boot_dev || dev == boot_dev) {
+               ROOT_DEV = dev + part;
+               boot_dev = 0;
+               current_root_goodness = goodness;
+       }
+}
+
+#ifdef CONFIG_ADB_CUDA
+static void cuda_restart(void)
+{
+       struct adb_request req;
+
+       cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_RESET_SYSTEM);
+       for (;;)
+               cuda_poll();
+}
+
+static void cuda_shutdown(void)
+{
+       struct adb_request req;
+
+       cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_POWERDOWN);
+       for (;;)
+               cuda_poll();
+}
+
+#else
+#define cuda_restart()
+#define cuda_shutdown()
+#endif
+
+#ifndef CONFIG_ADB_PMU
+#define pmu_restart()
+#define pmu_shutdown()
+#endif
+
+#ifndef CONFIG_PMAC_SMU
+#define smu_restart()
+#define smu_shutdown()
+#endif
+
+static void pmac_restart(char *cmd)
+{
+       switch (sys_ctrler) {
+       case SYS_CTRLER_CUDA:
+               cuda_restart();
+               break;
+       case SYS_CTRLER_PMU:
+               pmu_restart();
+               break;
+       case SYS_CTRLER_SMU:
+               smu_restart();
+               break;
+       default: ;
+       }
+}
+
+static void pmac_power_off(void)
+{
+       switch (sys_ctrler) {
+       case SYS_CTRLER_CUDA:
+               cuda_shutdown();
+               break;
+       case SYS_CTRLER_PMU:
+               pmu_shutdown();
+               break;
+       case SYS_CTRLER_SMU:
+               smu_shutdown();
+               break;
+       default: ;
+       }
+}
+
+static void
+pmac_halt(void)
+{
+       pmac_power_off();
+}
+
+/* 
+ * Early initialization.
+ */
+static void __init pmac_init_early(void)
+{
+#ifdef CONFIG_PPC64
+       /* Initialize hash table, from now on, we can take hash faults
+        * and call ioremap
+        */
+       hpte_init_native();
+#endif
+
+       /* Enable early btext debug if requested */
+       if (strstr(cmd_line, "btextdbg")) {
+               udbg_adb_init_early();
+               register_early_udbg_console();
+       }
+
+       /* Probe motherboard chipset */
+       pmac_feature_init();
+
+       /* Initialize debug stuff */
+       udbg_scc_init(!!strstr(cmd_line, "sccdbg"));
+       udbg_adb_init(!!strstr(cmd_line, "btextdbg"));
+
+#ifdef CONFIG_PPC64
+       /* Setup interrupt mapping options */
+       ppc64_interrupt_controller = IC_OPEN_PIC;
+
+       iommu_init_early_dart();
+#endif
+}
+
+/*
+ * 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;
+
+       if (machine_is(chrp))
+               return -1;
+
+       if (!machine_is(powermac))
+               return 0;
+
+       np = of_find_node_by_name(NULL, "valkyrie");
+       if (np)
+               of_platform_device_create(np, "valkyrie", NULL);
+       np = of_find_node_by_name(NULL, "platinum");
+       if (np)
+               of_platform_device_create(np, "platinum", NULL);
+        np = of_find_node_by_type(NULL, "smu");
+        if (np) {
+               of_platform_device_create(np, "smu", NULL);
+               of_node_put(np);
+       }
+
+       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(void)
+{
+       unsigned long root = of_get_flat_dt_root();
+
+       if (!of_flat_dt_is_compatible(root, "Power Macintosh") &&
+           !of_flat_dt_is_compatible(root, "MacRISC"))
+               return 0;
+
+#ifdef CONFIG_PPC64
+       /*
+        * 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_dart_table();
+#endif
+
+#ifdef CONFIG_PPC32
+       /* isa_io_base gets set in pmac_pci_init */
+       isa_mem_base = PMAC_ISA_MEM_BASE;
+       pci_dram_offset = PMAC_PCI_DRAM_OFFSET;
+       ISA_DMA_THRESHOLD = ~0L;
+       DMA_MODE_READ = 1;
+       DMA_MODE_WRITE = 2;
+
+#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
+#ifdef CONFIG_BLK_DEV_IDE_PMAC
+        ppc_ide_md.ide_init_hwif       = pmac_ide_init_hwif_ports;
+        ppc_ide_md.default_io_base     = pmac_ide_get_base;
+#endif /* CONFIG_BLK_DEV_IDE_PMAC */
+#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */
+
+#endif /* CONFIG_PPC32 */
+
+#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;
+}
+
+#ifdef CONFIG_PPC64
+/* Move that to pci.c */
+static int pmac_pci_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") ||
+                                 device_is_compatible(node, "u4-pcie")))
+               return PCI_PROBE_NORMAL;
+       return PCI_PROBE_DEVTREE;
+}
+#endif
+
+define_machine(powermac) {
+       .name                   = "PowerMac",
+       .probe                  = pmac_probe,
+       .setup_arch             = pmac_setup_arch,
+       .init_early             = pmac_init_early,
+       .show_cpuinfo           = pmac_show_cpuinfo,
+       .init_IRQ               = pmac_pic_init,
+       .get_irq                = NULL, /* changed later */
+       .pcibios_fixup          = pmac_pcibios_fixup,
+       .restart                = pmac_restart,
+       .power_off              = pmac_power_off,
+       .halt                   = pmac_halt,
+       .time_init              = pmac_time_init,
+       .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,
+       .check_legacy_ioport    = pmac_check_legacy_ioport,
+       .progress               = udbg_progress,
+#ifdef CONFIG_PPC64
+       .pci_probe_mode         = pmac_pci_probe_mode,
+       .power_save             = power4_idle,
+       .enable_pmcs            = power4_enable_pmcs,
+#ifdef CONFIG_KEXEC
+       .machine_kexec          = default_machine_kexec,
+       .machine_kexec_prepare  = default_machine_kexec_prepare,
+       .machine_crash_shutdown = default_machine_crash_shutdown,
+#endif
+#endif /* CONFIG_PPC64 */
+#ifdef CONFIG_PPC32
+       .pcibios_enable_device_hook = pmac_pci_enable_device_hook,
+       .pcibios_after_init     = pmac_pcibios_after_init,
+       .phys_mem_access_prot   = pci_phys_mem_access_prot,
+#endif
+#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PPC64)
+       .cpu_die                = generic_mach_cpu_die,
+#endif
+};