1 files changed, 133 insertions, 0 deletions

diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
new file mode 100644
index 000000000000..2c756fd4ab0e
--- /dev/null
+++ b/arch/x86/include/asm/x86_init.h
@@ -0,0 +1,133 @@
+#ifndef _ASM_X86_PLATFORM_H
+#define _ASM_X86_PLATFORM_H
+
+#include <asm/pgtable_types.h>
+#include <asm/bootparam.h>
+
+struct mpc_bus;
+struct mpc_cpu;
+struct mpc_table;
+
+/**
+ * struct x86_init_mpparse - platform specific mpparse ops
+ * @mpc_record:                 platform specific mpc record accounting
+ * @setup_ioapic_ids:           platform specific ioapic id override
+ * @mpc_apic_id:                platform specific mpc apic id assignment
+ * @smp_read_mpc_oem:           platform specific oem mpc table setup
+ * @mpc_oem_pci_bus:            platform specific pci bus setup (default NULL)
+ * @mpc_oem_bus_info:           platform specific mpc bus info
+ * @find_smp_config:            find the smp configuration
+ * @get_smp_config:             get the smp configuration
+ */
+struct x86_init_mpparse {
+        void (*mpc_record)(unsigned int mode);
+        void (*setup_ioapic_ids)(void);
+        int (*mpc_apic_id)(struct mpc_cpu *m);
+        void (*smp_read_mpc_oem)(struct mpc_table *mpc);
+        void (*mpc_oem_pci_bus)(struct mpc_bus *m);
+        void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
+        void (*find_smp_config)(unsigned int reserve);
+        void (*get_smp_config)(unsigned int early);
+};
+
+/**
+ * struct x86_init_resources - platform specific resource related ops
+ * @probe_roms:                 probe BIOS roms
+ * @reserve_resources:          reserve the standard resources for the
+ *                              platform
+ * @memory_setup:               platform specific memory setup
+ *
+ */
+struct x86_init_resources {
+        void (*probe_roms)(void);
+        void (*reserve_resources)(void);
+        char *(*memory_setup)(void);
+};
+
+/**
+ * struct x86_init_irqs - platform specific interrupt setup
+ * @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 x86_init_irqs {
+        void (*pre_vector_init)(void);
+        void (*intr_init)(void);
+        void (*trap_init)(void);
+};
+
+/**
+ * struct x86_init_oem - oem platform specific customizing functions
+ * @arch_setup:                 platform specific architecure setup
+ * @banner:                     print a platform specific banner
+ */
+struct x86_init_oem {
+        void (*arch_setup)(void);
+        void (*banner)(void);
+};
+
+/**
+ * struct x86_init_paging - platform specific paging functions
+ * @pagetable_setup_start:      platform specific pre paging_init() call
+ * @pagetable_setup_done:       platform specific post paging_init() call
+ */
+struct x86_init_paging {
+        void (*pagetable_setup_start)(pgd_t *base);
+        void (*pagetable_setup_done)(pgd_t *base);
+};
+
+/**
+ * struct x86_init_timers - platform specific timer setup
+ * @setup_perpcu_clockev:       set up the per cpu clock event device for the
+ *                              boot cpu
+ * @tsc_pre_init:               platform function called before TSC init
+ * @timer_init:                 initialize the platform timer (default PIT/HPET)
+ */
+struct x86_init_timers {
+        void (*setup_percpu_clockev)(void);
+        void (*tsc_pre_init)(void);
+        void (*timer_init)(void);
+};
+
+/**
+ * struct x86_init_ops - functions for platform specific setup
+ *
+ */
+struct x86_init_ops {
+        struct x86_init_resources       resources;
+        struct x86_init_mpparse         mpparse;
+        struct x86_init_irqs            irqs;
+        struct x86_init_oem             oem;
+        struct x86_init_paging          paging;
+        struct x86_init_timers          timers;
+};
+
+/**
+ * struct x86_cpuinit_ops - platform specific cpu hotplug setups
+ * @setup_percpu_clockev:       set up the per cpu clock event device
+ */
+struct x86_cpuinit_ops {
+        void (*setup_percpu_clockev)(void);
+};
+
+/**
+ * struct x86_platform_ops - platform specific runtime functions
+ * @calibrate_tsc:              calibrate TSC
+ * @get_wallclock:              get time from HW clock like RTC etc.
+ * @set_wallclock:              set time back to HW clock
+ */
+struct x86_platform_ops {
+        unsigned long (*calibrate_tsc)(void);
+        unsigned long (*get_wallclock)(void);
+        int (*set_wallclock)(unsigned long nowtime);
+};
+
+extern struct x86_init_ops x86_init;
+extern struct x86_cpuinit_ops x86_cpuinit;
+extern struct x86_platform_ops x86_platform;
+
+extern void x86_init_noop(void);
+extern void x86_init_uint_noop(unsigned int unused);
+
+#endif