1 files changed, 18 insertions, 19 deletions

diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 336f14e0e5c2..3455ad33de4c 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -75,9 +75,9 @@ extern void reboot_setup(char *str);
 
 unsigned int processor_id;
 EXPORT_SYMBOL(processor_id);
-unsigned int __machine_arch_type;
+unsigned int __machine_arch_type __read_mostly;
 EXPORT_SYMBOL(__machine_arch_type);
-unsigned int cacheid;
+unsigned int cacheid __read_mostly;
 EXPORT_SYMBOL(cacheid);
 
 unsigned int __atags_pointer __initdata;
@@ -91,24 +91,24 @@ EXPORT_SYMBOL(system_serial_low);
 unsigned int system_serial_high;
 EXPORT_SYMBOL(system_serial_high);
 
-unsigned int elf_hwcap;
+unsigned int elf_hwcap __read_mostly;
 EXPORT_SYMBOL(elf_hwcap);
 
 
 #ifdef MULTI_CPU
-struct processor processor;
+struct processor processor __read_mostly;
 #endif
 #ifdef MULTI_TLB
-struct cpu_tlb_fns cpu_tlb;
+struct cpu_tlb_fns cpu_tlb __read_mostly;
 #endif
 #ifdef MULTI_USER
-struct cpu_user_fns cpu_user;
+struct cpu_user_fns cpu_user __read_mostly;
 #endif
 #ifdef MULTI_CACHE
-struct cpu_cache_fns cpu_cache;
+struct cpu_cache_fns cpu_cache __read_mostly;
 #endif
 #ifdef CONFIG_OUTER_CACHE
-struct outer_cache_fns outer_cache;
+struct outer_cache_fns outer_cache __read_mostly;
 EXPORT_SYMBOL(outer_cache);
 #endif
 
@@ -126,6 +126,7 @@ EXPORT_SYMBOL(elf_platform);
 static const char *cpu_name;
 static const char *machine_name;
 static char __initdata cmd_line[COMMAND_LINE_SIZE];
+struct machine_desc *machine_desc __initdata;
 
 static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE;
 static union { char c[4]; unsigned long l; } endian_test __initdata = { { 'l', '?', '?', 'b' } };
@@ -708,13 +709,11 @@ static struct init_tags {
         { 0, ATAG_NONE }
 };
 
-static void (*init_machine)(void) __initdata;
-
 static int __init customize_machine(void)
 {
         /* customizes platform devices, or adds new ones */
-        if (init_machine)
-                init_machine();
+        if (machine_desc->init_machine)
+                machine_desc->init_machine();
         return 0;
 }
 arch_initcall(customize_machine);
@@ -809,6 +808,7 @@ void __init setup_arch(char **cmdline_p)
 
         setup_processor();
         mdesc = setup_machine(machine_arch_type);
+        machine_desc = mdesc;
         machine_name = mdesc->name;
 
         if (mdesc->soft_reboot)
@@ -868,13 +868,9 @@ void __init setup_arch(char **cmdline_p)
         cpu_init();
         tcm_init();
 
-        /*
-         * Set up various architecture-specific pointers
-         */
-        arch_nr_irqs = mdesc->nr_irqs;
-        init_arch_irq = mdesc->init_irq;
-        system_timer = mdesc->timer;
-        init_machine = mdesc->init_machine;
+#ifdef CONFIG_MULTI_IRQ_HANDLER
+        handle_arch_irq = mdesc->handle_irq;
+#endif
 
 #ifdef CONFIG_VT
 #if defined(CONFIG_VGA_CONSOLE)
@@ -884,6 +880,9 @@ void __init setup_arch(char **cmdline_p)
 #endif
 #endif
         early_trap_init();
+
+        if (mdesc->init_early)
+                mdesc->init_early();
 }