diff options
Diffstat (limited to 'tools/testing/selftests/kvm/include/riscv/processor.h')
-rw-r--r-- | tools/testing/selftests/kvm/include/riscv/processor.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/riscv/processor.h b/tools/testing/selftests/kvm/include/riscv/processor.h index e70ccda2011b..dc50ad62e150 100644 --- a/tools/testing/selftests/kvm/include/riscv/processor.h +++ b/tools/testing/selftests/kvm/include/riscv/processor.h @@ -108,6 +108,17 @@ static inline uint64_t __kvm_reg_id(uint64_t type, uint64_t subtype, #define SATP_ASID_SHIFT 44 #define SATP_ASID_MASK _AC(0xFFFF, UL) +/* SBI return error codes */ +#define SBI_SUCCESS 0 +#define SBI_ERR_FAILURE -1 +#define SBI_ERR_NOT_SUPPORTED -2 +#define SBI_ERR_INVALID_PARAM -3 +#define SBI_ERR_DENIED -4 +#define SBI_ERR_INVALID_ADDRESS -5 +#define SBI_ERR_ALREADY_AVAILABLE -6 +#define SBI_ERR_ALREADY_STARTED -7 +#define SBI_ERR_ALREADY_STOPPED -8 + #define SBI_EXT_EXPERIMENTAL_START 0x08000000 #define SBI_EXT_EXPERIMENTAL_END 0x08FFFFFF @@ -115,6 +126,14 @@ static inline uint64_t __kvm_reg_id(uint64_t type, uint64_t subtype, #define KVM_RISCV_SELFTESTS_SBI_UCALL 0 #define KVM_RISCV_SELFTESTS_SBI_UNEXP 1 +enum sbi_ext_id { + SBI_EXT_BASE = 0x10, +}; + +enum sbi_ext_base_fid { + SBI_EXT_BASE_PROBE_EXT = 3, +}; + struct sbiret { long error; long value; @@ -125,4 +144,6 @@ struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0, unsigned long arg3, unsigned long arg4, unsigned long arg5); +bool guest_sbi_probe_extension(int extid, long *out_val); + #endif /* SELFTEST_KVM_PROCESSOR_H */ |