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[Xen-changelog] [xen staging] xen/arm: processor: Use BIT(.., UL) instead of _AC(1, U) in SCTLR_ defines



commit 8603d4a284f9f760217b74b5d91eb9439f9d9810
Author:     Julien Grall <julien.grall@xxxxxxx>
AuthorDate: Tue May 14 13:24:40 2019 +0100
Commit:     Julien Grall <julien.grall@xxxxxxx>
CommitDate: Tue May 21 11:59:29 2019 +0100

    xen/arm: processor: Use BIT(.., UL) instead of _AC(1, U) in SCTLR_ defines
    
    Use the pattern BIT(..., UL) to make the code more readable. Note that
    unsigned long is used instead of unsigned because SCTLR is technically
    32-bit on Arm32 and 64-bit on Arm64.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
 xen/include/asm-arm/processor.h | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/xen/include/asm-arm/processor.h b/xen/include/asm-arm/processor.h
index c6f56490b3..a54583baeb 100644
--- a/xen/include/asm-arm/processor.h
+++ b/xen/include/asm-arm/processor.h
@@ -115,20 +115,20 @@
 
 /* Bits specific to SCTLR_EL1 for Arm32 */
 
-#define SCTLR_A32_EL1_V     (_AC(1,U)<<13)
+#define SCTLR_A32_EL1_V     BIT(13, UL)
 
 /* Common bits for SCTLR_ELx for Arm32 */
 
-#define SCTLR_A32_ELx_TE    (_AC(1,U)<<30)
-#define SCTLR_A32_ELx_FI    (_AC(1,U)<<21)
+#define SCTLR_A32_ELx_TE    BIT(30, UL)
+#define SCTLR_A32_ELx_FI    BIT(21, UL)
 
 /* Common bits for SCTLR_ELx on all architectures */
-#define SCTLR_Axx_ELx_EE    (_AC(1,U)<<25)
-#define SCTLR_Axx_ELx_WXN   (_AC(1,U)<<19)
-#define SCTLR_Axx_ELx_I     (_AC(1,U)<<12)
-#define SCTLR_Axx_ELx_C     (_AC(1,U)<<2)
-#define SCTLR_Axx_ELx_A     (_AC(1,U)<<1)
-#define SCTLR_Axx_ELx_M     (_AC(1,U)<<0)
+#define SCTLR_Axx_ELx_EE    BIT(25, UL)
+#define SCTLR_Axx_ELx_WXN   BIT(19, UL)
+#define SCTLR_Axx_ELx_I     BIT(12, UL)
+#define SCTLR_Axx_ELx_C     BIT(2, UL)
+#define SCTLR_Axx_ELx_A     BIT(1, UL)
+#define SCTLR_Axx_ELx_M     BIT(0, UL)
 
 #define HSCTLR_BASE     _AC(0x30c51878,U)
 
--
generated by git-patchbot for /home/xen/git/xen.git#staging

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