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-rw-r--r--arch/x86/mach-voyager/setup.c118
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 8e5118371f0f..000000000000
--- 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
13void __init pre_intr_init_hook(void)
14{
15 init_ISA_irqs();
16}
17
18/*
19 * IRQ2 is cascade interrupt to second interrupt controller
20 */
21static struct irqaction irq2 = {
22 .handler = no_action,
23 .mask = CPU_MASK_NONE,
24 .name = "cascade",
25};
26
27void __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
36static 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
43void __init pre_setup_arch_hook(void)
44{
45 voyager_disable_tsc();
46}
47
48void __init pre_time_init_hook(void)
49{
50 voyager_disable_tsc();
51}
52
53void __init trap_init_hook(void)
54{
55}
56
57static 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
64void __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
72char *__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}