From: Cyril Bur <cyrilbur@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Subject: [PATCH] powerpc: Use reg.h values for program check reason codes
Date: Wed, 16 Aug 2017 16:50:24 +1000 [thread overview]
Message-ID: <20170816065024.24459-1-cyrilbur@gmail.com> (raw)
Small amount of #define duplication, makes sense for these to be in
reg.h.
Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
---
arch/powerpc/include/asm/reg.h | 1 +
arch/powerpc/kernel/traps.c | 10 +++++-----
2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index a3b6575c7842..c22b1ae5ad03 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -675,6 +675,7 @@
* may not be recoverable */
#define SRR1_WS_DEEPER 0x00020000 /* Some resources not maintained */
#define SRR1_WS_DEEP 0x00010000 /* All resources maintained */
+#define SRR1_PROGTMBAD 0x00200000 /* TM Bad Thing */
#define SRR1_PROGFPE 0x00100000 /* Floating Point Enabled */
#define SRR1_PROGILL 0x00080000 /* Illegal instruction */
#define SRR1_PROGPRIV 0x00040000 /* Privileged instruction */
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 1f7ec178db05..0a5ddaea8bf1 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -416,11 +416,11 @@ static inline int check_io_access(struct pt_regs *regs)
exception is in the MSR. */
#define get_reason(regs) ((regs)->msr)
#define get_mc_reason(regs) ((regs)->msr)
-#define REASON_TM 0x200000
-#define REASON_FP 0x100000
-#define REASON_ILLEGAL 0x80000
-#define REASON_PRIVILEGED 0x40000
-#define REASON_TRAP 0x20000
+#define REASON_TM SRR1_PROGTMBAD
+#define REASON_FP SRR1_PROGFPE
+#define REASON_ILLEGAL SRR1_PROGILL
+#define REASON_PRIVILEGED SRR1_PROGPRIV
+#define REASON_TRAP SRR1_PROGTRAP
#define single_stepping(regs) ((regs)->msr & MSR_SE)
#define clear_single_step(regs) ((regs)->msr &= ~MSR_SE)
--
2.14.1
next reply other threads:[~2017-08-16 6:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-16 6:50 Cyril Bur [this message]
2017-08-16 8:52 ` [PATCH] powerpc: Use reg.h values for program check reason codes Christophe LEROY
2017-08-16 9:04 ` Cyril Bur
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