kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/arch/x86/include/asm/x86_init.h
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@@ -4,29 +4,22 @@
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 #include <asm/bootparam.h>
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+struct ghcb;
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 struct mpc_bus;
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 struct mpc_cpu;
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+struct pt_regs;
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 struct mpc_table;
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 struct cpuinfo_x86;
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+struct irq_domain;
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 /**
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  * struct x86_init_mpparse - platform specific mpparse ops
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- * @mpc_record:			platform specific mpc record accounting
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  * @setup_ioapic_ids:		platform specific ioapic id override
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- * @mpc_apic_id:		platform specific mpc apic id assignment
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- * @smp_read_mpc_oem:		platform specific oem mpc table setup
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- * @mpc_oem_pci_bus:		platform specific pci bus setup (default NULL)
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- * @mpc_oem_bus_info:		platform specific mpc bus info
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  * @find_smp_config:		find the smp configuration
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  * @get_smp_config:		get the smp configuration
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  */
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 struct x86_init_mpparse {
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-	void (*mpc_record)(unsigned int mode);
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 	void (*setup_ioapic_ids)(void);
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-	int (*mpc_apic_id)(struct mpc_cpu *m);
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-	void (*smp_read_mpc_oem)(struct mpc_table *mpc);
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-	void (*mpc_oem_pci_bus)(struct mpc_bus *m);
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-	void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
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 	void (*find_smp_config)(void);
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 	void (*get_smp_config)(unsigned int early);
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 };
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@@ -50,14 +43,16 @@
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  * @pre_vector_init:		init code to run before interrupt vectors
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  *				are set up.
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  * @intr_init:			interrupt init code
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- * @trap_init:			platform specific trap setup
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+ * @intr_mode_select:		interrupt delivery mode selection
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  * @intr_mode_init:		interrupt delivery mode setup
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+ * @create_pci_msi_domain:	Create the PCI/MSI interrupt domain
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  */
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 struct x86_init_irqs {
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 	void (*pre_vector_init)(void);
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 	void (*intr_init)(void);
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-	void (*trap_init)(void);
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+	void (*intr_mode_select)(void);
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 	void (*intr_mode_init)(void);
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+	struct irq_domain *(*create_pci_msi_domain)(void);
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 };
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 /**
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@@ -134,10 +129,12 @@
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 /**
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  * struct x86_init_acpi - x86 ACPI init functions
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+ * @set_root_poitner:		set RSDP address
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  * @get_root_pointer:		get RSDP address
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  * @reduced_hw_early_init:	hardware reduced platform early init
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  */
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 struct x86_init_acpi {
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+	void (*set_root_pointer)(u64 addr);
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 	u64 (*get_root_pointer)(void);
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 	void (*reduced_hw_early_init)(void);
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 };
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@@ -234,10 +231,22 @@
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 /**
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  * struct x86_hyper_runtime - x86 hypervisor specific runtime callbacks
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  *
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- * @pin_vcpu:		pin current vcpu to specified physical cpu (run rarely)
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+ * @pin_vcpu:			pin current vcpu to specified physical
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+ *				cpu (run rarely)
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+ * @sev_es_hcall_prepare:	Load additional hypervisor-specific
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+ *				state into the GHCB when doing a VMMCALL under
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+ *				SEV-ES. Called from the #VC exception handler.
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+ * @sev_es_hcall_finish:	Copies state from the GHCB back into the
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+ *				processor (or pt_regs). Also runs checks on the
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+ *				state returned from the hypervisor after a
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+ *				VMMCALL under SEV-ES.  Needs to return 'false'
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+ *				if the checks fail.  Called from the #VC
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+ *				exception handler.
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  */
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 struct x86_hyper_runtime {
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 	void (*pin_vcpu)(int cpu);
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+	void (*sev_es_hcall_prepare)(struct ghcb *ghcb, struct pt_regs *regs);
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+	bool (*sev_es_hcall_finish)(struct ghcb *ghcb, struct pt_regs *regs);
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 };
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 /**
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@@ -281,9 +290,6 @@
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 struct pci_dev;
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 struct x86_msi_ops {
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-	int (*setup_msi_irqs)(struct pci_dev *dev, int nvec, int type);
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-	void (*teardown_msi_irq)(unsigned int irq);
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-	void (*teardown_msi_irqs)(struct pci_dev *dev);
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 	void (*restore_msi_irqs)(struct pci_dev *dev);
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 };
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@@ -301,6 +307,8 @@
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 extern void x86_early_init_platform_quirks(void);
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 extern void x86_init_noop(void);
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 extern void x86_init_uint_noop(unsigned int unused);
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+extern bool bool_x86_init_noop(void);
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+extern void x86_op_int_noop(int cpu);
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 extern bool x86_pnpbios_disabled(void);
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 #endif