The branch main has been updated by andrew:
URL:
https://cgit.FreeBSD.org/src/commit/?id=5e7941b6c979a55dc67baf316db6932c09b14022
commit 5e7941b6c979a55dc67baf316db6932c09b14022
Author: Andrew Turner <and...@freebsd.org>
AuthorDate: 2024-02-19 14:57:34 +0000
Commit: Andrew Turner <and...@freebsd.org>
CommitDate: 2024-02-21 11:00:19 +0000
arm64: Add CurrentEL register definitions
Sponsored by: Arm Ltd
Differential Revision: https://reviews.freebsd.org/D43971
---
sys/arm64/include/armreg.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/sys/arm64/include/armreg.h b/sys/arm64/include/armreg.h
index c43ec1f5b97c..0ff42de90f46 100644
--- a/sys/arm64/include/armreg.h
+++ b/sys/arm64/include/armreg.h
@@ -190,6 +190,14 @@
#define CTR_ILINE_VAL(reg) ((reg) & CTR_ILINE_MASK)
#define CTR_ILINE_SIZE(reg) (4 << (CTR_ILINE_VAL(reg) >>
CTR_ILINE_SHIFT))
+/* CurrentEL - Current Exception Level */
+#define CURRENTEL_EL_SHIFT 2
+#define CURRENTEL_EL_MASK (0x3 << CURRENTEL_EL_SHIFT)
+#define CURRENTEL_EL_EL0 (0x0 << CURRENTEL_EL_SHIFT)
+#define CURRENTEL_EL_EL1 (0x1 << CURRENTEL_EL_SHIFT)
+#define CURRENTEL_EL_EL2 (0x2 << CURRENTEL_EL_SHIFT)
+#define CURRENTEL_EL_EL3 (0x3 << CURRENTEL_EL_SHIFT)
+
/* DAIFSet/DAIFClear */
#define DAIF_D (1 << 3)
#define DAIF_A (1 << 2)
