diff options
Diffstat (limited to 'arch/x86/mach-voyager/setup.c')
| -rw-r--r-- | arch/x86/mach-voyager/setup.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/arch/x86/mach-voyager/setup.c b/arch/x86/mach-voyager/setup.c deleted file mode 100644 index 8e5118371f0..00000000000 --- a/arch/x86/mach-voyager/setup.c +++ /dev/null | |||
| @@ -1,118 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Machine specific setup for generic | ||
| 3 | */ | ||
| 4 | |||
| 5 | #include <linux/init.h> | ||
| 6 | #include <linux/interrupt.h> | ||
| 7 | #include <asm/arch_hooks.h> | ||
| 8 | #include <asm/voyager.h> | ||
| 9 | #include <asm/e820.h> | ||
| 10 | #include <asm/io.h> | ||
| 11 | #include <asm/setup.h> | ||
| 12 | |||
| 13 | void __init pre_intr_init_hook(void) | ||
| 14 | { | ||
| 15 | init_ISA_irqs(); | ||
| 16 | } | ||
| 17 | |||
| 18 | /* | ||
| 19 | * IRQ2 is cascade interrupt to second interrupt controller | ||
| 20 | */ | ||
| 21 | static struct irqaction irq2 = { | ||
| 22 | .handler = no_action, | ||
| 23 | .mask = CPU_MASK_NONE, | ||
| 24 | .name = "cascade", | ||
| 25 | }; | ||
| 26 | |||
| 27 | void __init intr_init_hook(void) | ||
| 28 | { | ||
| 29 | #ifdef CONFIG_SMP | ||
| 30 | voyager_smp_intr_init(); | ||
| 31 | #endif | ||
| 32 | |||
| 33 | setup_irq(2, &irq2); | ||
| 34 | } | ||
| 35 | |||
| 36 | static void voyager_disable_tsc(void) | ||
| 37 | { | ||
| 38 | /* Voyagers run their CPUs from independent clocks, so disable | ||
| 39 | * the TSC code because we can't sync them */ | ||
| 40 | setup_clear_cpu_cap(X86_FEATURE_TSC); | ||
| 41 | } | ||
| 42 | |||
| 43 | void __init pre_setup_arch_hook(void) | ||
| 44 | { | ||
| 45 | voyager_disable_tsc(); | ||
| 46 | } | ||
| 47 | |||
| 48 | void __init pre_time_init_hook(void) | ||
| 49 | { | ||
| 50 | voyager_disable_tsc(); | ||
| 51 | } | ||
| 52 | |||
| 53 | void __init trap_init_hook(void) | ||
| 54 | { | ||
| 55 | } | ||
| 56 | |||
| 57 | static struct irqaction irq0 = { | ||
| 58 | .handler = timer_interrupt, | ||
| 59 | .flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_IRQPOLL | IRQF_TIMER, | ||
| 60 | .mask = CPU_MASK_NONE, | ||
| 61 | .name = "timer" | ||
| 62 | }; | ||
| 63 | |||
| 64 | void __init time_init_hook(void) | ||
| 65 | { | ||
| 66 | irq0.mask = cpumask_of_cpu(safe_smp_processor_id()); | ||
| 67 | setup_irq(0, &irq0); | ||
| 68 | } | ||
| 69 | |||
| 70 | /* Hook for machine specific memory setup. */ | ||
| 71 | |||
| 72 | char *__init machine_specific_memory_setup(void) | ||
| 73 | { | ||
| 74 | char *who; | ||
| 75 | int new_nr; | ||
| 76 | |||
| 77 | who = "NOT VOYAGER"; | ||
| 78 | |||
| 79 | if (voyager_level == 5) { | ||
| 80 | __u32 addr, length; | ||
| 81 | int i; | ||
| 82 | |||
| 83 | who = "Voyager-SUS"; | ||
| 84 | |||
| 85 | e820.nr_map = 0; | ||
| 86 | for (i = 0; voyager_memory_detect(i, &addr, &length); i++) { | ||
| 87 | e820_add_region(addr, length, E820_RAM); | ||
| 88 | } | ||
| 89 | return who; | ||
| 90 | } else if (voyager_level == 4) { | ||
| 91 | __u32 tom; | ||
| 92 | __u16 catbase = inb(VOYAGER_SSPB_RELOCATION_PORT) << 8; | ||
| 93 | /* select the DINO config space */ | ||
| 94 | outb(VOYAGER_DINO, VOYAGER_CAT_CONFIG_PORT); | ||
| 95 | /* Read DINO top of memory register */ | ||
| 96 | tom = ((inb(catbase + 0x4) & 0xf0) << 16) | ||
| 97 | + ((inb(catbase + 0x5) & 0x7f) << 24); | ||
| 98 | |||
| 99 | if (inb(catbase) != VOYAGER_DINO) { | ||
| 100 | printk(KERN_ERR | ||
| 101 | "Voyager: Failed to get DINO for L4, setting tom to EXT_MEM_K\n"); | ||
| 102 | tom = (boot_params.screen_info.ext_mem_k) << 10; | ||
| 103 | } | ||
| 104 | who = "Voyager-TOM"; | ||
| 105 | e820_add_region(0, 0x9f000, E820_RAM); | ||
| 106 | /* map from 1M to top of memory */ | ||
| 107 | e820_add_region(1 * 1024 * 1024, tom - 1 * 1024 * 1024, | ||
| 108 | E820_RAM); | ||
| 109 | /* FIXME: Should check the ASICs to see if I need to | ||
| 110 | * take out the 8M window. Just do it at the moment | ||
| 111 | * */ | ||
| 112 | e820_add_region(8 * 1024 * 1024, 8 * 1024 * 1024, | ||
| 113 | E820_RESERVED); | ||
| 114 | return who; | ||
| 115 | } | ||
| 116 | |||
| 117 | return default_machine_specific_memory_setup(); | ||
| 118 | } | ||
