Thread (32 messages) 32 messages, 3 authors, 2025-09-01
STALE329d
Revisions (3)
  1. v7 current
  2. v8 [diff vs current]
  3. v9 [diff vs current]

[PATCH v7 01/29] arm64/sysreg: Update SMIDR_EL1 to DDI0601 2025-06

From: Mark Brown <broonie@kernel.org>
Date: 2025-08-22 01:54:31
Also in: kvm, kvmarm, linux-doc, linux-kselftest, lkml
Subsystem: arm64 port (aarch64 architecture), the rest · Maintainers: Catalin Marinas, Will Deacon, Linus Torvalds

Update the definiton of SMIDR_EL1 in the sysreg definition to reflect the
information in DD0601 2025-06. This includes somewhat more generic ways of
describing the sharing of SMCUs, more information on supported priorities
and provides additional resolution for describing affinity groups.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 arch/arm64/tools/sysreg | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 696ab1f32a67..9a1adb234ff0 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -3659,11 +3659,15 @@ Field	3:0	BS
 EndSysreg
 
 Sysreg	SMIDR_EL1	3	1	0	0	6
-Res0	63:32
+Res0	63:60
+Field	59:56	NSMC
+Field	55:52	HIP
+Field	51:32	AFFINITY2
 Field	31:24	IMPLEMENTER
 Field	23:16	REVISION
 Field	15	SMPS
-Res0	14:12
+Field	14:13	SH
+Res0	12
 Field	11:0	AFFINITY
 EndSysreg
 
-- 
2.39.5

Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help