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-rw-r--r--include/sbi/riscv_encoding.h4
-rw-r--r--include/sbi/sbi_hart.h2
-rw-r--r--include/sbi/sbi_trap_ldst.h2
3 files changed, 7 insertions, 1 deletions
diff --git a/include/sbi/riscv_encoding.h b/include/sbi/riscv_encoding.h
index 980abdbe..22644274 100644
--- a/include/sbi/riscv_encoding.h
+++ b/include/sbi/riscv_encoding.h
@@ -216,6 +216,7 @@
#define ENVCFG_PBMTE (_ULL(1) << 62)
#define ENVCFG_ADUE (_ULL(1) << 61)
#define ENVCFG_CDE (_ULL(1) << 60)
+#define ENVCFG_DTE (_ULL(1) << 59)
#define ENVCFG_PMM (_ULL(0x3) << 32)
#define ENVCFG_PMM_PMLEN_0 (_ULL(0x0) << 32)
#define ENVCFG_PMM_PMLEN_7 (_ULL(0x2) << 32)
@@ -773,7 +774,8 @@
#define CAUSE_FETCH_PAGE_FAULT 0xc
#define CAUSE_LOAD_PAGE_FAULT 0xd
#define CAUSE_STORE_PAGE_FAULT 0xf
-#define CAUSE_SW_CHECK_EXCP 0x12
+#define CAUSE_DOUBLE_TRAP 0x10
+#define CAUSE_SW_CHECK_EXCP 0x12
#define CAUSE_FETCH_GUEST_PAGE_FAULT 0x14
#define CAUSE_LOAD_GUEST_PAGE_FAULT 0x15
#define CAUSE_VIRTUAL_INST_FAULT 0x16
diff --git a/include/sbi/sbi_hart.h b/include/sbi/sbi_hart.h
index 22d83275..4c36c778 100644
--- a/include/sbi/sbi_hart.h
+++ b/include/sbi/sbi_hart.h
@@ -73,6 +73,8 @@ enum sbi_hart_extensions {
SBI_HART_EXT_ZICFILP,
/** HART has zicfiss extension */
SBI_HART_EXT_ZICFISS,
+ /** Hart has Ssdbltrp extension */
+ SBI_HART_EXT_SSDBLTRP,
/** Maximum index of Hart extension */
SBI_HART_EXT_MAX,
diff --git a/include/sbi/sbi_trap_ldst.h b/include/sbi/sbi_trap_ldst.h
index 8aee3164..4c5cc375 100644
--- a/include/sbi/sbi_trap_ldst.h
+++ b/include/sbi/sbi_trap_ldst.h
@@ -28,4 +28,6 @@ int sbi_load_access_handler(struct sbi_trap_context *tcntx);
int sbi_store_access_handler(struct sbi_trap_context *tcntx);
+int sbi_double_trap_handler(struct sbi_trap_context *tcntx);
+
#endif