feat(el3-spmc): add support for FFA_CONSOLE_LOG
Add support for FFA_CONSOLE_LOG in EL3 SPMC,
Disallow forwarding FFA_CONSOLE_LOG across worlds.
Add support for FFA_CONSOLE_LOG in FFA_FEATURES.
Input parameters:
w0/x0 - FFA_CONSOLE_LOG_32/64
w1/x1 - Character count
w2/x2-w7/x7 - 24 or 48 characters depending upon whether a SMC32 or
SMC64 FID was used.
Output parameters in case of success:
w0/x0 - FFA_SUCCESS
Output parameters in case of error:
w0/x0 - FFA_ERROR
w2/x2 - NOT_SUPPORTED: ABI is not implemented
INVALID_PARAMETERS: Parameters are incorrectly encoded
Signed-off-by: Shruti Gupta <shruti.gupta@arm.com>
Change-Id: I004c043729e77d1b9aa396c42d25c73d9268169a
diff --git a/include/services/ffa_svc.h b/include/services/ffa_svc.h
index 9ed6a8b..c5f6000 100644
--- a/include/services/ffa_svc.h
+++ b/include/services/ffa_svc.h
@@ -124,6 +124,8 @@
#define FFA_FNUM_PARTITION_INFO_GET_REGS U(0x8B)
#define FFA_FNUM_EL3_INTR_HANDLE U(0x8C)
+#define FFA_FNUM_CONSOLE_LOG U(0x8A)
+
/* FFA SMC32 FIDs */
#define FFA_ERROR FFA_FID(SMC_32, FFA_FNUM_ERROR)
#define FFA_SUCCESS_SMC32 FFA_FID(SMC_32, FFA_FNUM_SUCCESS)
@@ -171,6 +173,7 @@
#define FFA_EL3_INTR_HANDLE FFA_FID(SMC_32, FFA_FNUM_EL3_INTR_HANDLE)
#define FFA_MEM_PERM_GET FFA_FID(SMC_32, FFA_FNUM_MEM_PERM_GET)
#define FFA_MEM_PERM_SET FFA_FID(SMC_32, FFA_FNUM_MEM_PERM_SET)
+#define FFA_CONSOLE_LOG_SMC32 FFA_FID(SMC_32, FFA_FNUM_CONSOLE_LOG)
/* FFA SMC64 FIDs */
#define FFA_ERROR_SMC64 FFA_FID(SMC_64, FFA_FNUM_ERROR)
@@ -191,6 +194,7 @@
FFA_FID(SMC_64, FFA_FNUM_NOTIFICATION_INFO_GET)
#define FFA_PARTITION_INFO_GET_REGS_SMC64 \
FFA_FID(SMC_64, FFA_FNUM_PARTITION_INFO_GET_REGS)
+#define FFA_CONSOLE_LOG_SMC64 FFA_FID(SMC_64, FFA_FNUM_CONSOLE_LOG)
/*
* FF-A partition properties values.