diff options
| -rw-r--r-- | include/hw/arm/smmu-common.h | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h index 9fcff26..9cf3f37 100644 --- a/include/hw/arm/smmu-common.h +++ b/include/hw/arm/smmu-common.h @@ -58,25 +58,41 @@ typedef struct SMMUTLBEntry { uint8_t granule; } SMMUTLBEntry; +/* Stage-2 configuration. */ +typedef struct SMMUS2Cfg { + uint8_t tsz; /* Size of IPA input region (S2T0SZ) */ + uint8_t sl0; /* Start level of translation (S2SL0) */ + bool affd; /* AF Fault Disable (S2AFFD) */ + bool record_faults; /* Record fault events (S2R) */ + uint8_t granule_sz; /* Granule page shift (based on S2TG) */ + uint8_t eff_ps; /* Effective PA output range (based on S2PS) */ + uint16_t vmid; /* Virtual Machine ID (S2VMID) */ + uint64_t vttb; /* Address of translation table base (S2TTB) */ +} SMMUS2Cfg; + /* * Generic structure populated by derived SMMU devices * after decoding the configuration information and used as * input to the page table walk */ typedef struct SMMUTransCfg { + /* Shared fields between stage-1 and stage-2. */ int stage; /* translation stage */ - bool aa64; /* arch64 or aarch32 translation table */ bool disabled; /* smmu is disabled */ bool bypassed; /* translation is bypassed */ bool aborted; /* translation is aborted */ + uint32_t iotlb_hits; /* counts IOTLB hits */ + uint32_t iotlb_misses; /* counts IOTLB misses*/ + /* Used by stage-1 only. */ + bool aa64; /* arch64 or aarch32 translation table */ bool record_faults; /* record fault events */ uint64_t ttb; /* TT base address */ uint8_t oas; /* output address width */ uint8_t tbi; /* Top Byte Ignore */ uint16_t asid; SMMUTransTableInfo tt[2]; - uint32_t iotlb_hits; /* counts IOTLB hits for this asid */ - uint32_t iotlb_misses; /* counts IOTLB misses for this asid */ + /* Used by stage-2 only. */ + struct SMMUS2Cfg s2cfg; } SMMUTransCfg; typedef struct SMMUDevice { |