The branch stable/14 has been updated by markj:
URL:
https://cgit.FreeBSD.org/src/commit/?id=4161f141aa798a90da77daacf7c5425a2b99f9b8
commit 4161f141aa798a90da77daacf7c5425a2b99f9b8
Author: Mark Johnston <ma...@freebsd.org>
AuthorDate: 2023-12-01 18:28:58 +0000
Commit: Mark Johnston <ma...@freebsd.org>
CommitDate: 2023-12-08 14:23:52 +0000
arm64: Add register definitions for MDCR_EL2
This is needed to support the bhyve gdb stub implementation on arm64.
Reviewed by: andrew
MFC after: 1 week
Sponsored by: Innovate UK
Differential Revision: https://reviews.freebsd.org/D42867
(cherry picked from commit 4f12883c360dbb03562f11713e711e3a3a330a0f)
---
sys/arm64/include/hypervisor.h | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/sys/arm64/include/hypervisor.h b/sys/arm64/include/hypervisor.h
index 109169601c83..589d6e9cbdbe 100644
--- a/sys/arm64/include/hypervisor.h
+++ b/sys/arm64/include/hypervisor.h
@@ -232,4 +232,22 @@
/* Assumed to be 0 by locore.S */
#define VTTBR_HOST 0x0000000000000000
+/* MDCR_EL2 - Hyp Debug Control Register */
+#define MDCR_EL2_HPMN_MASK 0x1f
+#define MDCR_EL2_HPMN_SHIFT 0
+#define MDCR_EL2_TPMCR_SHIFT 5
+#define MDCR_EL2_TPMCR (0x1UL << MDCR_EL2_TPMCR_SHIFT)
+#define MDCR_EL2_TPM_SHIFT 6
+#define MDCR_EL2_TPM (0x1UL << MDCR_EL2_TPM_SHIFT)
+#define MDCR_EL2_HPME_SHIFT 7
+#define MDCR_EL2_HPME (0x1UL << MDCR_EL2_HPME_SHIFT)
+#define MDCR_EL2_TDE_SHIFT 8
+#define MDCR_EL2_TDE (0x1UL << MDCR_EL2_TDE_SHIFT)
+#define MDCR_EL2_TDA_SHIFT 9
+#define MDCR_EL2_TDA (0x1UL << MDCR_EL2_TDA_SHIFT)
+#define MDCR_EL2_TDOSA_SHIFT 10
+#define MDCR_EL2_TDOSA (0x1UL << MDCR_EL2_TDOSA_SHIFT)
+#define MDCR_EL2_TDRA_SHIFT 11
+#define MDCR_EL2_TDRA (0x1UL << MDCR_EL2_TDRA_SHIFT)
+
#endif /* !_MACHINE_HYPERVISOR_H_ */
