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[v3,05/21] arm64/esr: Document ISS for ZT0 being disabled

Message ID 20221111215026.813348-6-broonie@kernel.org (mailing list archive)
State Accepted
Commit 8ef55603b8eaf9362464b3197eb139baa4bd18b9
Headers show
Series arm64/sme: Support SME 2 and SME 2.1 | expand

Commit Message

Mark Brown Nov. 11, 2022, 9:50 p.m. UTC
SME2 defines a new ISS code for use when trapping acesses to ZT0, add a
definition for it.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 arch/arm64/include/asm/esr.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/arm64/include/asm/esr.h b/arch/arm64/include/asm/esr.h
index 15b34fbfca66..5f3271e9d5df 100644
--- a/arch/arm64/include/asm/esr.h
+++ b/arch/arm64/include/asm/esr.h
@@ -341,6 +341,7 @@ 
 #define ESR_ELx_SME_ISS_ILL		1
 #define ESR_ELx_SME_ISS_SM_DISABLED	2
 #define ESR_ELx_SME_ISS_ZA_DISABLED	3
+#define ESR_ELx_SME_ISS_ZT_DISABLED	4
 
 #ifndef __ASSEMBLY__
 #include <asm/types.h>