aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/platforms/powermac/setup.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/platforms/powermac/setup.c')
-rw-r--r--arch/powerpc/platforms/powermac/setup.c72
1 files changed, 41 insertions, 31 deletions
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index c2696d00672..4d15e396655 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -350,6 +350,13 @@ static void __init pmac_setup_arch(void)
350 smp_ops = &psurge_smp_ops; 350 smp_ops = &psurge_smp_ops;
351#endif 351#endif
352#endif /* CONFIG_SMP */ 352#endif /* CONFIG_SMP */
353
354#ifdef CONFIG_ADB
355 if (strstr(cmd_line, "adb_sync")) {
356 extern int __adb_probe_sync;
357 __adb_probe_sync = 1;
358 }
359#endif /* CONFIG_ADB */
353} 360}
354 361
355char *bootpath; 362char *bootpath;
@@ -576,30 +583,6 @@ pmac_halt(void)
576 pmac_power_off(); 583 pmac_power_off();
577} 584}
578 585
579#ifdef CONFIG_PPC32
580void __init pmac_init(void)
581{
582 /* isa_io_base gets set in pmac_pci_init */
583 isa_mem_base = PMAC_ISA_MEM_BASE;
584 pci_dram_offset = PMAC_PCI_DRAM_OFFSET;
585 ISA_DMA_THRESHOLD = ~0L;
586 DMA_MODE_READ = 1;
587 DMA_MODE_WRITE = 2;
588
589 ppc_md = pmac_md;
590
591#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
592#ifdef CONFIG_BLK_DEV_IDE_PMAC
593 ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports;
594 ppc_ide_md.default_io_base = pmac_ide_get_base;
595#endif /* CONFIG_BLK_DEV_IDE_PMAC */
596#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */
597
598 if (ppc_md.progress) ppc_md.progress("pmac_init(): exit", 0);
599
600}
601#endif
602
603/* 586/*
604 * Early initialization. 587 * Early initialization.
605 */ 588 */
@@ -646,6 +629,12 @@ static int __init pmac_declare_of_platform_devices(void)
646{ 629{
647 struct device_node *np; 630 struct device_node *np;
648 631
632 if (machine_is(chrp))
633 return -1;
634
635 if (!machine_is(powermac))
636 return 0;
637
649 np = of_find_node_by_name(NULL, "valkyrie"); 638 np = of_find_node_by_name(NULL, "valkyrie");
650 if (np) 639 if (np)
651 of_platform_device_create(np, "valkyrie", NULL); 640 of_platform_device_create(np, "valkyrie", NULL);
@@ -666,12 +655,15 @@ device_initcall(pmac_declare_of_platform_devices);
666/* 655/*
667 * Called very early, MMU is off, device-tree isn't unflattened 656 * Called very early, MMU is off, device-tree isn't unflattened
668 */ 657 */
669static int __init pmac_probe(int platform) 658static int __init pmac_probe(void)
670{ 659{
671#ifdef CONFIG_PPC64 660 unsigned long root = of_get_flat_dt_root();
672 if (platform != PLATFORM_POWERMAC) 661
662 if (!of_flat_dt_is_compatible(root, "Power Macintosh") &&
663 !of_flat_dt_is_compatible(root, "MacRISC"))
673 return 0; 664 return 0;
674 665
666#ifdef CONFIG_PPC64
675 /* 667 /*
676 * On U3, the DART (iommu) must be allocated now since it 668 * On U3, the DART (iommu) must be allocated now since it
677 * has an impact on htab_initialize (due to the large page it 669 * has an impact on htab_initialize (due to the large page it
@@ -681,6 +673,23 @@ static int __init pmac_probe(int platform)
681 alloc_dart_table(); 673 alloc_dart_table();
682#endif 674#endif
683 675
676#ifdef CONFIG_PPC32
677 /* isa_io_base gets set in pmac_pci_init */
678 isa_mem_base = PMAC_ISA_MEM_BASE;
679 pci_dram_offset = PMAC_PCI_DRAM_OFFSET;
680 ISA_DMA_THRESHOLD = ~0L;
681 DMA_MODE_READ = 1;
682 DMA_MODE_WRITE = 2;
683
684#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
685#ifdef CONFIG_BLK_DEV_IDE_PMAC
686 ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports;
687 ppc_ide_md.default_io_base = pmac_ide_get_base;
688#endif /* CONFIG_BLK_DEV_IDE_PMAC */
689#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */
690
691#endif /* CONFIG_PPC32 */
692
684#ifdef CONFIG_PMAC_SMU 693#ifdef CONFIG_PMAC_SMU
685 /* 694 /*
686 * SMU based G5s need some memory below 2Gb, at least the current 695 * SMU based G5s need some memory below 2Gb, at least the current
@@ -709,10 +718,8 @@ static int pmac_pci_probe_mode(struct pci_bus *bus)
709} 718}
710#endif 719#endif
711 720
712struct machdep_calls __initdata pmac_md = { 721define_machine(powermac) {
713#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PPC64) 722 .name = "PowerMac",
714 .cpu_die = generic_mach_cpu_die,
715#endif
716 .probe = pmac_probe, 723 .probe = pmac_probe,
717 .setup_arch = pmac_setup_arch, 724 .setup_arch = pmac_setup_arch,
718 .init_early = pmac_init_early, 725 .init_early = pmac_init_early,
@@ -746,4 +753,7 @@ struct machdep_calls __initdata pmac_md = {
746 .pcibios_after_init = pmac_pcibios_after_init, 753 .pcibios_after_init = pmac_pcibios_after_init,
747 .phys_mem_access_prot = pci_phys_mem_access_prot, 754 .phys_mem_access_prot = pci_phys_mem_access_prot,
748#endif 755#endif
756#if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PPC64)
757 .cpu_die = generic_mach_cpu_die,
758#endif
749}; 759};