sandybridge: add brackets to MCHBAR/EPBAR/DMIBAR access macros
Change-Id: If8b8fd123e0dd15a0fc9dfe178076f8541e29d56
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/27682
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/northbridge/intel/sandybridge/sandybridge.h b/src/northbridge/intel/sandybridge/sandybridge.h
index 693bfb7..3c082f1 100644
--- a/src/northbridge/intel/sandybridge/sandybridge.h
+++ b/src/northbridge/intel/sandybridge/sandybridge.h
@@ -122,9 +122,9 @@
* MCHBAR
*/
-#define MCHBAR8(x) *((volatile u8 *)(DEFAULT_MCHBAR + x))
-#define MCHBAR16(x) *((volatile u16 *)(DEFAULT_MCHBAR + x))
-#define MCHBAR32(x) *((volatile u32 *)(DEFAULT_MCHBAR + x))
+#define MCHBAR8(x) (*((volatile u8 *)(DEFAULT_MCHBAR + (x))))
+#define MCHBAR16(x) (*((volatile u16 *)(DEFAULT_MCHBAR + (x))))
+#define MCHBAR32(x) (*((volatile u32 *)(DEFAULT_MCHBAR + (x))))
#define MCHBAR32_OR(x, or) MCHBAR32(x) = (MCHBAR32(x) | (or))
#define SSKPD 0x5d14 /* 16bit (scratchpad) */
@@ -134,9 +134,9 @@
* EPBAR - Egress Port Root Complex Register Block
*/
-#define EPBAR8(x) *((volatile u8 *)(DEFAULT_EPBAR + x))
-#define EPBAR16(x) *((volatile u16 *)(DEFAULT_EPBAR + x))
-#define EPBAR32(x) *((volatile u32 *)(DEFAULT_EPBAR + x))
+#define EPBAR8(x) (*((volatile u8 *)(DEFAULT_EPBAR + (x))))
+#define EPBAR16(x) (*((volatile u16 *)(DEFAULT_EPBAR + (x))))
+#define EPBAR32(x) (*((volatile u32 *)(DEFAULT_EPBAR + (x))))
#define EPPVCCAP1 0x004 /* 32bit */
#define EPPVCCAP2 0x008 /* 32bit */
@@ -165,9 +165,9 @@
* DMIBAR
*/
-#define DMIBAR8(x) *((volatile u8 *)(DEFAULT_DMIBAR + x))
-#define DMIBAR16(x) *((volatile u16 *)(DEFAULT_DMIBAR + x))
-#define DMIBAR32(x) *((volatile u32 *)(DEFAULT_DMIBAR + x))
+#define DMIBAR8(x) (*((volatile u8 *)(DEFAULT_DMIBAR + (x))))
+#define DMIBAR16(x) (*((volatile u16 *)(DEFAULT_DMIBAR + (x))))
+#define DMIBAR32(x) (*((volatile u32 *)(DEFAULT_DMIBAR + (x))))
#define DMIVCECH 0x000 /* 32bit */
#define DMIPVCCAP1 0x004 /* 32bit */