diff mbox series

[v5,2/7] arm64/sysreg: Convert CCSIDR_EL1 to automatic generation

Message ID 20221230095452.181764-3-akihiko.odaki@daynix.com (mailing list archive)
State New, archived
Headers show
Series KVM: arm64: Normalize cache configuration | expand

Commit Message

Akihiko Odaki Dec. 30, 2022, 9:54 a.m. UTC 
Convert CCSIDR_EL1 to automatic generation as per DDI0487I.a.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
---
 arch/arm64/include/asm/sysreg.h |  1 -
 arch/arm64/tools/sysreg         | 10 ++++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)
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Patch

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 7d301700d1a9..910e960661d3 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -425,7 +425,6 @@ 
 
 #define SYS_CNTKCTL_EL1			sys_reg(3, 0, 14, 1, 0)
 
-#define SYS_CCSIDR_EL1			sys_reg(3, 1, 0, 0, 0)
 #define SYS_AIDR_EL1			sys_reg(3, 1, 0, 0, 7)
 
 #define SYS_RNDR_EL0			sys_reg(3, 3, 2, 4, 0)
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 8f26fe1bedc6..097d6faafc87 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -873,6 +873,16 @@  Sysreg	SCXTNUM_EL1	3	0	13	0	7
 Field	63:0	SoftwareContextNumber
 EndSysreg
 
+# The bit layout for CCSIDR_EL1 depends on whether FEAT_CCIDX is implemented.
+# The following is for case when FEAT_CCIDX is not implemented.
+Sysreg	CCSIDR_EL1	3	1	0	0	0
+Res0	63:32
+Unkn	31:28
+Field	27:13	NumSets
+Field	12:3	Associativity
+Field	2:0	LineSize
+EndSysreg
+
 Sysreg	CLIDR_EL1	3	1	0	0	1
 Res0	63:47
 Field	46:33	Ttypen