summaryrefslogtreecommitdiffstats
path: root/arch/arc
diff options
context:
space:
mode:
authorYuriy Kolerov <yuriy.kolerov@synopsys.com>2017-01-31 12:45:21 +0100
committerVineet Gupta <vgupta@synopsys.com>2017-02-06 18:37:57 +0100
commite98a7bf0b094dea1ceed3a4d52584dcd59af0980 (patch)
treedcfb53cf1a28c03b9453c206d9ab638ea8e72c4c /arch/arc
parentarc: vdk: Add support of UIO (diff)
downloadlinux-e98a7bf0b094dea1ceed3a4d52584dcd59af0980.tar.xz
linux-e98a7bf0b094dea1ceed3a4d52584dcd59af0980.zip
ARCv2: intc: Use ARC_REG_STATUS32 for addressing STATUS32 reg
It is better to use it instead of magic numbers. Signed-off-by: Yuriy Kolerov <yuriy.kolerov@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
-rw-r--r--arch/arc/include/asm/arcregs.h3
-rw-r--r--arch/arc/kernel/intc-arcv2.c2
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/arc/include/asm/arcregs.h b/arch/arc/include/asm/arcregs.h
index f659942744de..ba8e802dba80 100644
--- a/arch/arc/include/asm/arcregs.h
+++ b/arch/arc/include/asm/arcregs.h
@@ -38,6 +38,9 @@
#define ARC_REG_CLUSTER_BCR 0xcf
#define ARC_REG_AUX_ICCM 0x208 /* ICCM Base Addr (ARCv2) */
+/* Common for ARCompact and ARCv2 status register */
+#define ARC_REG_STATUS32 0x0A
+
/* status32 Bits Positions */
#define STATUS_AE_BIT 5 /* Exception active */
#define STATUS_DE_BIT 6 /* PC is in delay slot */
diff --git a/arch/arc/kernel/intc-arcv2.c b/arch/arc/kernel/intc-arcv2.c
index ecef0fb0b66c..6ba2a84ab709 100644
--- a/arch/arc/kernel/intc-arcv2.c
+++ b/arch/arc/kernel/intc-arcv2.c
@@ -69,7 +69,7 @@ void arc_init_IRQ(void)
irq_bcr.firq ? " FIRQ (not used)":"");
/* setup status32, don't enable intr yet as kernel doesn't want */
- tmp = read_aux_reg(0xa);
+ tmp = read_aux_reg(ARC_REG_STATUS32);
tmp |= STATUS_AD_MASK | (ARCV2_IRQ_DEF_PRIO << 1);
tmp &= ~STATUS_IE_MASK;
asm volatile("kflag %0 \n"::"r"(tmp));