1 files changed, 81 insertions, 7 deletions

diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index ea0e8ea15e1..e45e4da96bf 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -7,6 +7,7 @@
 struct mpc_bus;
 struct mpc_cpu;
 struct mpc_table;
+struct cpuinfo_x86;
 
 /**
  * struct x86_init_mpparse - platform specific mpparse ops
@@ -69,12 +70,13 @@ struct x86_init_oem {
 
 /**
  * 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
+ * @pagetable_init:	platform specific paging initialization call to setup
+ *			the kernel pagetables and prepare accessors functions.
+ *			Callback must call paging_init(). Called once after the
+ *			direct mapping for phys memory is available.
  */
 struct x86_init_paging {
-	void (*pagetable_setup_start)(pgd_t *base);
-	void (*pagetable_setup_done)(pgd_t *base);
+	void (*pagetable_init)(void);
 };
 
 /**
@@ -83,11 +85,13 @@ struct x86_init_paging {
  *				boot cpu
  * @tsc_pre_init:		platform function called before TSC init
  * @timer_init:			initialize the platform timer (default PIT/HPET)
+ * @wallclock_init:		init the wallclock device
  */
 struct x86_init_timers {
 	void (*setup_percpu_clockev)(void);
 	void (*tsc_pre_init)(void);
 	void (*timer_init)(void);
+	void (*wallclock_init)(void);
 };
 
 /**
@@ -99,6 +103,20 @@ struct x86_init_iommu {
 };
 
 /**
+ * struct x86_init_pci - platform specific pci init functions
+ * @arch_init:			platform specific pci arch init call
+ * @init:			platform specific pci subsystem init
+ * @init_irq:			platform specific pci irq init
+ * @fixup_irqs:			platform specific pci irq fixup
+ */
+struct x86_init_pci {
+	int (*arch_init)(void);
+	int (*init)(void);
+	void (*init_irq)(void);
+	void (*fixup_irqs)(void);
+};
+
+/**
  * struct x86_init_ops - functions for platform specific setup
  *
  */
@@ -110,35 +128,91 @@ struct x86_init_ops {
 	struct x86_init_paging		paging;
 	struct x86_init_timers		timers;
 	struct x86_init_iommu		iommu;
+	struct x86_init_pci		pci;
 };
 
 /**
  * struct x86_cpuinit_ops - platform specific cpu hotplug setups
  * @setup_percpu_clockev:	set up the per cpu clock event device
+ * @early_percpu_clock_init:	early init of the per cpu clock event device
  */
 struct x86_cpuinit_ops {
 	void (*setup_percpu_clockev)(void);
+	void (*early_percpu_clock_init)(void);
+	void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node);
 };
 
+struct timespec;
+
 /**
  * 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
  * @is_untracked_pat_range	exclude from PAT logic
+ * @nmi_init			enable NMI on cpus
+ * @i8042_detect		pre-detect if i8042 controller exists
+ * @save_sched_clock_state:	save state for sched_clock() on suspend
+ * @restore_sched_clock_state:	restore state for sched_clock() on resume
+ * @apic_post_init:		adjust apic if neeeded
  */
 struct x86_platform_ops {
 	unsigned long (*calibrate_tsc)(void);
-	unsigned long (*get_wallclock)(void);
-	int (*set_wallclock)(unsigned long nowtime);
+	void (*get_wallclock)(struct timespec *ts);
+	int (*set_wallclock)(const struct timespec *ts);
 	void (*iommu_shutdown)(void);
 	bool (*is_untracked_pat_range)(u64 start, u64 end);
+	void (*nmi_init)(void);
+	unsigned char (*get_nmi_reason)(void);
+	int (*i8042_detect)(void);
+	void (*save_sched_clock_state)(void);
+	void (*restore_sched_clock_state)(void);
+	void (*apic_post_init)(void);
+};
+
+struct pci_dev;
+struct msi_msg;
+struct msi_desc;
+
+struct x86_msi_ops {
+	int (*setup_msi_irqs)(struct pci_dev *dev, int nvec, int type);
+	void (*compose_msi_msg)(struct pci_dev *dev, unsigned int irq,
+				unsigned int dest, struct msi_msg *msg,
+			       u8 hpet_id);
+	void (*teardown_msi_irq)(unsigned int irq);
+	void (*teardown_msi_irqs)(struct pci_dev *dev);
+	void (*restore_msi_irqs)(struct pci_dev *dev);
+	int  (*setup_hpet_msi)(unsigned int irq, unsigned int id);
+	u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag);
+	u32 (*msix_mask_irq)(struct msi_desc *desc, u32 flag);
+};
+
+struct IO_APIC_route_entry;
+struct io_apic_irq_attr;
+struct irq_data;
+struct cpumask;
+
+struct x86_io_apic_ops {
+	void		(*init)   (void);
+	unsigned int	(*read)   (unsigned int apic, unsigned int reg);
+	void		(*write)  (unsigned int apic, unsigned int reg, unsigned int value);
+	void		(*modify) (unsigned int apic, unsigned int reg, unsigned int value);
+	void		(*disable)(void);
+	void		(*print_entries)(unsigned int apic, unsigned int nr_entries);
+	int		(*set_affinity)(struct irq_data *data,
+					const struct cpumask *mask,
+					bool force);
+	int		(*setup_entry)(int irq, struct IO_APIC_route_entry *entry,
+				       unsigned int destination, int vector,
+				       struct io_apic_irq_attr *attr);
+	void		(*eoi_ioapic_pin)(int apic, int pin, int vector);
 };
 
 extern struct x86_init_ops x86_init;
 extern struct x86_cpuinit_ops x86_cpuinit;
 extern struct x86_platform_ops x86_platform;
-
+extern struct x86_msi_ops x86_msi;
+extern struct x86_io_apic_ops x86_io_apic_ops;
 extern void x86_init_noop(void);
 extern void x86_init_uint_noop(unsigned int unused);