aboutsummaryrefslogtreecommitdiff
path: root/include/drivers/arm/gic_common.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/drivers/arm/gic_common.h')
-rw-r--r--include/drivers/arm/gic_common.h16
1 files changed, 7 insertions, 9 deletions
diff --git a/include/drivers/arm/gic_common.h b/include/drivers/arm/gic_common.h
index 3ac1b43fff..dc23721bbb 100644
--- a/include/drivers/arm/gic_common.h
+++ b/include/drivers/arm/gic_common.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -40,7 +40,7 @@
#define GIC_HIGHEST_NS_PRIORITY U(0x80)
/*******************************************************************************
- * GIC Distributor interface register offsets that are common to GICv3 & GICv2
+ * Common GIC Distributor interface register offsets
******************************************************************************/
#define GICD_CTLR U(0x0)
#define GICD_TYPER U(0x4)
@@ -61,19 +61,17 @@
#define CTLR_ENABLE_G0_MASK U(0x1)
#define CTLR_ENABLE_G0_BIT BIT_32(CTLR_ENABLE_G0_SHIFT)
-
/*******************************************************************************
- * GIC Distributor interface register constants that are common to GICv3 & GICv2
+ * Common GIC Distributor interface register constants
******************************************************************************/
#define PIDR2_ARCH_REV_SHIFT 4
#define PIDR2_ARCH_REV_MASK U(0xf)
-/* GICv3 revision as reported by the PIDR2 register */
-#define ARCH_REV_GICV3 U(0x3)
-/* GICv2 revision as reported by the PIDR2 register */
-#define ARCH_REV_GICV2 U(0x2)
-/* GICv1 revision as reported by the PIDR2 register */
+/* GIC revision as reported by PIDR2.ArchRev register field */
#define ARCH_REV_GICV1 U(0x1)
+#define ARCH_REV_GICV2 U(0x2)
+#define ARCH_REV_GICV3 U(0x3)
+#define ARCH_REV_GICV4 U(0x4)
#define IGROUPR_SHIFT 5
#define ISENABLER_SHIFT 5