diff options
Diffstat (limited to 'arch/x86/include/asm/sev.h')
| -rw-r--r-- | arch/x86/include/asm/sev.h | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/arch/x86/include/asm/sev.h b/arch/x86/include/asm/sev.h index 13dc2a9d23c1..86e1296e87f5 100644 --- a/arch/x86/include/asm/sev.h +++ b/arch/x86/include/asm/sev.h @@ -80,11 +80,15 @@ extern void vc_no_ghcb(void); extern void vc_boot_ghcb(void); extern bool handle_vc_boot_ghcb(struct pt_regs *regs); +/* PVALIDATE return codes */ +#define PVALIDATE_FAIL_SIZEMISMATCH 6 + /* Software defined (when rFlags.CF = 1) */ #define PVALIDATE_FAIL_NOUPDATE 255 /* RMP page size */ #define RMP_PG_SIZE_4K 0 +#define RMP_PG_SIZE_2M 1 #define RMPADJUST_VMSA_PAGE_BIT BIT(16) @@ -192,16 +196,17 @@ struct snp_guest_request_ioctl; void setup_ghcb(void); void __init early_snp_set_memory_private(unsigned long vaddr, unsigned long paddr, - unsigned int npages); + unsigned long npages); void __init early_snp_set_memory_shared(unsigned long vaddr, unsigned long paddr, - unsigned int npages); + unsigned long npages); void __init snp_prep_memory(unsigned long paddr, unsigned int sz, enum psc_op op); -void snp_set_memory_shared(unsigned long vaddr, unsigned int npages); -void snp_set_memory_private(unsigned long vaddr, unsigned int npages); +void snp_set_memory_shared(unsigned long vaddr, unsigned long npages); +void snp_set_memory_private(unsigned long vaddr, unsigned long npages); void snp_set_wakeup_secondary_cpu(void); bool snp_init(struct boot_params *bp); void __init __noreturn snp_abort(void); int snp_issue_guest_request(u64 exit_code, struct snp_req_data *input, struct snp_guest_request_ioctl *rio); +void snp_accept_memory(phys_addr_t start, phys_addr_t end); #else static inline void sev_es_ist_enter(struct pt_regs *regs) { } static inline void sev_es_ist_exit(void) { } @@ -212,12 +217,12 @@ static inline int pvalidate(unsigned long vaddr, bool rmp_psize, bool validate) static inline int rmpadjust(unsigned long vaddr, bool rmp_psize, unsigned long attrs) { return 0; } static inline void setup_ghcb(void) { } static inline void __init -early_snp_set_memory_private(unsigned long vaddr, unsigned long paddr, unsigned int npages) { } +early_snp_set_memory_private(unsigned long vaddr, unsigned long paddr, unsigned long npages) { } static inline void __init -early_snp_set_memory_shared(unsigned long vaddr, unsigned long paddr, unsigned int npages) { } +early_snp_set_memory_shared(unsigned long vaddr, unsigned long paddr, unsigned long npages) { } static inline void __init snp_prep_memory(unsigned long paddr, unsigned int sz, enum psc_op op) { } -static inline void snp_set_memory_shared(unsigned long vaddr, unsigned int npages) { } -static inline void snp_set_memory_private(unsigned long vaddr, unsigned int npages) { } +static inline void snp_set_memory_shared(unsigned long vaddr, unsigned long npages) { } +static inline void snp_set_memory_private(unsigned long vaddr, unsigned long npages) { } static inline void snp_set_wakeup_secondary_cpu(void) { } static inline bool snp_init(struct boot_params *bp) { return false; } static inline void snp_abort(void) { } @@ -225,6 +230,8 @@ static inline int snp_issue_guest_request(u64 exit_code, struct snp_req_data *in { return -ENOTTY; } + +static inline void snp_accept_memory(phys_addr_t start, phys_addr_t end) { } #endif #endif |