[edk2-devel] [edk2-platforms][PATCH V1 05/20] ArmPkg/ArmFfaSvc: Add helper macros and fids

[Nishant Sharma]

From: Achin Gupta <achin.gupta at arm.com>

Add new fid for Success, error and wait. Also add macro to generate FFA
verions.

Signed-off-by: Achin Gupta <achin.gupta at arm.com>
Signed-off-by: Nishant Sharma <nishant.sharma at arm.com>
---
 ArmPkg/Include/IndustryStandard/ArmFfaSvc.h | 21 +++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h b/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
index 54cc96598032..c80d783fad3f 100644
--- a/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
+++ b/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
@@ -21,6 +21,11 @@
 #define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH32  0x84000070
 #define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ_AARCH64   0xC400006F
 #define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH64  0xC4000070
+#define ARM_SVC_ID_FFA_SUCCESS_AARCH32               0x84000061
+#define ARM_SVC_ID_FFA_SUCCESS_AARCH64               0xC4000061
+#define ARM_SVC_ID_FFA_ERROR_AARCH32                 0x84000060
+#define ARM_SVC_ID_FFA_ERROR_AARCH64                 0xC4000060
+#define ARM_SVC_ID_FFA_MSG_WAIT_AARCH32              0x8400006B
 
 /* Generic IDs when using AArch32 or AArch64 execution state */
 #ifdef MDE_CPU_AARCH64
@@ -35,7 +40,7 @@
 #define SPM_MAJOR_VERSION_FFA  1
 #define SPM_MINOR_VERSION_FFA  0
 
-#define ARM_FFA_SPM_RET_SUCCESS             0
+#define ARM_FFA_SPM_RET_SUCCESS              0
 #define ARM_FFA_SPM_RET_NOT_SUPPORTED       -1
 #define ARM_FFA_SPM_RET_INVALID_PARAMETERS  -2
 #define ARM_FFA_SPM_RET_NO_MEMORY           -3
@@ -45,6 +50,20 @@
 #define ARM_FFA_SPM_RET_RETRY               -7
 #define ARM_FFA_SPM_RET_ABORTED             -8
 
+// FF-A version helper macros
+#define FFA_VERSION_MAJOR_SHIFT             16
+#define FFA_VERSION_MAJOR_MASK              0x7FFF
+#define FFA_VERSION_MINOR_SHIFT             0
+#define FFA_VERSION_MINOR_MASK              0xFFFF
+#define FFA_VERSION_BIT31_MASK              (0x1u << 31)
+
+#define MAKE_FFA_VERSION(major, minor)      \
+  ((((major) & FFA_VERSION_MAJOR_MASK) << FFA_VERSION_MAJOR_SHIFT) |  \
+  (((minor) & FFA_VERSION_MINOR_MASK) << FFA_VERSION_MINOR_SHIFT))
+
+#define FFA_VERSION_COMPILED            MAKE_FFA_VERSION(SPM_MAJOR_VERSION_FFA, \
+                                        SPM_MINOR_VERSION_FFA)
+
 // For now, the destination id to be used in the FF-A calls
 // is being hard-coded. Subsequently, support will be added
 // to get the endpoint id's dynamically
-- 
2.34.1



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