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Subject[RFC patch 15/32] x86: Move traps_init to platform_setup
Replace the quirks by a simple platform_setup function.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/include/asm/platform.h | 2 ++
arch/x86/include/asm/setup.h | 3 ---
arch/x86/kernel/apic/numaq_32.c | 1 -
arch/x86/kernel/platform_setup.c | 1 +
arch/x86/kernel/setup.c | 15 ---------------
arch/x86/kernel/traps.c | 5 ++---
arch/x86/kernel/visws_quirks.c | 8 +++-----
7 files changed, 8 insertions(+), 27 deletions(-)
Index: linux-2.6/arch/x86/include/asm/platform.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/platform.h
+++ linux-2.6/arch/x86/include/asm/platform.h
@@ -54,10 +54,12 @@ struct platform_setup_resources {
* @pre_vector_init: init code to run before interrupt vectors
* are set up.
* @intr_init: interrupt init code
+ * @trap_init: platform specific trap setup
*/
struct platform_setup_irqs {
void (*pre_vector_init)(void);
void (*intr_init)(void);
+ void (*trap_init)(void);
};

/**
Index: linux-2.6/arch/x86/include/asm/setup.h
===================================================================
--- linux-2.6.orig/arch/x86/include/asm/setup.h
+++ linux-2.6/arch/x86/include/asm/setup.h
@@ -16,11 +16,8 @@
struct x86_quirks {
int (*arch_pre_time_init)(void);
int (*arch_time_init)(void);
- int (*arch_trap_init)(void);
};

-extern void x86_quirk_trap_init(void);
-
extern void x86_quirk_pre_time_init(void);
extern void x86_quirk_time_init(void);

Index: linux-2.6/arch/x86/kernel/apic/numaq_32.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/apic/numaq_32.c
+++ linux-2.6/arch/x86/kernel/apic/numaq_32.c
@@ -265,7 +265,6 @@ static void __init smp_read_mpc_oem(stru
static struct x86_quirks numaq_x86_quirks __initdata = {
.arch_pre_time_init = numaq_pre_time_init,
.arch_time_init = NULL,
- .arch_trap_init = NULL,
};

static __init void early_check_numaq(void)
Index: linux-2.6/arch/x86/kernel/platform_setup.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/platform_setup.c
+++ linux-2.6/arch/x86/kernel/platform_setup.c
@@ -39,6 +39,7 @@ struct __initdata platform_setup_ops pla
.irqs = {
.pre_vector_init = init_ISA_irqs,
.intr_init = native_init_IRQ,
+ .trap_init = platform_setup_noop,
},

.quirks = {
Index: linux-2.6/arch/x86/kernel/setup.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/setup.c
+++ linux-2.6/arch/x86/kernel/setup.c
@@ -1020,21 +1020,6 @@ void __init setup_arch(char **cmdline_p)

#ifdef CONFIG_X86_32

-/**
- * x86_quirk_trap_init - initialise system specific traps
- *
- * Description:
- * Called as the final act of trap_init(). Used in VISWS to initialise
- * the various board specific APIC traps.
- **/
-void __init x86_quirk_trap_init(void)
-{
- if (x86_quirks->arch_trap_init) {
- if (x86_quirks->arch_trap_init())
- return;
- }
-}
-
static struct irqaction irq0 = {
.handler = timer_interrupt,
.flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_IRQPOLL | IRQF_TIMER,
Index: linux-2.6/arch/x86/kernel/traps.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/traps.c
+++ linux-2.6/arch/x86/kernel/traps.c
@@ -59,6 +59,7 @@
#include <asm/mach_traps.h>

#ifdef CONFIG_X86_64
+#include <asm/platform.h>
#include <asm/pgalloc.h>
#include <asm/proto.h>
#else
@@ -980,7 +981,5 @@ void __init trap_init(void)
*/
cpu_init();

-#ifdef CONFIG_X86_32
- x86_quirk_trap_init();
-#endif
+ platform_setup.irqs.trap_init();
}
Index: linux-2.6/arch/x86/kernel/visws_quirks.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/visws_quirks.c
+++ linux-2.6/arch/x86/kernel/visws_quirks.c
@@ -224,11 +224,10 @@ static void __init visws_find_smp_config
mp_lapic_addr = APIC_DEFAULT_PHYS_BASE;
}

-static int visws_trap_init(void);
+static void visws_trap_init(void);

static struct x86_quirks visws_x86_quirks __initdata = {
.arch_time_init = visws_time_init,
- .arch_trap_init = visws_trap_init,
};

void __init visws_early_detect(void)
@@ -252,6 +251,7 @@ void __init visws_early_detect(void)
platform_setup.mpparse.get_smp_config = visws_get_smp_config;
platform_setup.mpparse.find_smp_config = visws_find_smp_config;
platform_setup.irqs.pre_vector_init = visws_pre_intr_init;
+ platform_setup.irqs.trap_init = visws_trap_init;

/*
* Install reboot quirks:
@@ -390,12 +390,10 @@ static __init void cobalt_init(void)
co_apic_read(CO_APIC_ID));
}

-static int __init visws_trap_init(void)
+static void __init visws_trap_init(void)
{
lithium_init();
cobalt_init();
-
- return 1;
}

/*



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