[Xen-devel] [PATCH v4 05/19] xen/arm: Adapt smccc.h to be able to use it in assembly code

[Julien Grall <julien.grall@xxxxxxx>]

Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
Reviewed-by: Volodymyr Babchuk <volodymyr.babchuk@xxxxxxxx>
Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>

---
    Changes in v4:
        - Add Stefano's acked-by

    Changes in v2:
        - Add Volodymyr's reviewed-by
---
 xen/include/asm-arm/smccc.h | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/xen/include/asm-arm/smccc.h b/xen/include/asm-arm/smccc.h
index 2951caa49d..30208d12ca 100644
--- a/xen/include/asm-arm/smccc.h
+++ b/xen/include/asm-arm/smccc.h
@@ -25,18 +25,20 @@
  * http://infocenter.arm.com/help/topic/com.arm.doc.den0028a/index.html
  */
 
-#define ARM_SMCCC_STD_CALL              0U
-#define ARM_SMCCC_FAST_CALL             1U
+#define ARM_SMCCC_STD_CALL              _AC(0,U)
+#define ARM_SMCCC_FAST_CALL             _AC(1,U)
 #define ARM_SMCCC_TYPE_SHIFT            31
 
-#define ARM_SMCCC_CONV_32               0U
-#define ARM_SMCCC_CONV_64               1U
+#define ARM_SMCCC_CONV_32               _AC(0,U)
+#define ARM_SMCCC_CONV_64               _AC(1,U)
 #define ARM_SMCCC_CONV_SHIFT            30
 
-#define ARM_SMCCC_OWNER_MASK            0x3FU
+#define ARM_SMCCC_OWNER_MASK            _AC(0x3F,U)
 #define ARM_SMCCC_OWNER_SHIFT           24
 
-#define ARM_SMCCC_FUNC_MASK             0xFFFFU
+#define ARM_SMCCC_FUNC_MASK             _AC(0xFFFF,U)
+
+#ifndef __ASSEMBLY__
 
 /* Check if this is fast call. */
 static inline bool smccc_is_fast_call(register_t funcid)
@@ -62,6 +64,8 @@ static inline uint32_t smccc_get_owner(register_t funcid)
     return (funcid >> ARM_SMCCC_OWNER_SHIFT) & ARM_SMCCC_OWNER_MASK;
 }
 
+#endif
+
 /*
  * Construct function identifier from call type (fast or standard),
  * calling convention (32 or 64 bit), service owner and function number.
-- 
2.11.0


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