arm-bsp/trusted-services: Corstone-1000: Move the MM communication buffer configs to TS CMake

Two variables are moved from the meta-arm-bsp layer to the Trusted-Services
Corstone-1000 platform CMake file so the MM communication buffer address and
page count can be configured from the CMake layer.

Signed-off-by: Michael Safwat <michael.safwat@arm.com>

meta-arm-bsp/recipes-security/trusted-services/corstone1000/0016-Add-the-com-buffer-address-and-page-count.patch

@@ -0,0 +1,41 @@
+From 0423349ec142bd1c4a6cc452eed9a0f5e43c8539 Mon Sep 17 00:00:00 2001
+From: Michael Safwat <michael.safwat@arm.com>
+Date: Mon, 23 Jun 2025 13:06:10 +0000
+Subject: [PATCH] Plat: Corstone-1000: Add MM communication buffer configs to
+ CMake
+Upstream-Status: Pending
+
+Two variables are added into the Corstone-1000 platform
+CMake file so the MM communication buffer address and
+the page count can be configured.
+
+Change-Id: I6bbdc90231b0417d4318d6709568113ab1f2c8ce
+Signed-off-by: Michael Safwat <michael.safwat@arm.com>
+---
+ platform/providers/arm/corstone1000/platform.cmake | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/platform/providers/arm/corstone1000/platform.cmake b/platform/providers/arm/corstone1000/platform.cmake
+index 2afcdea8..37c6accf 100644
+--- a/platform/providers/arm/corstone1000/platform.cmake
++++ b/platform/providers/arm/corstone1000/platform.cmake
+@@ -1,5 +1,5 @@
+ #-------------------------------------------------------------------------------
+-# Copyright (c) 2021-2024, Arm Limited and Contributors. All rights reserved.
++# Copyright (c) 2021-2025, Arm Limited and Contributors. All rights reserved.
+ #
+ # SPDX-License-Identifier: BSD-3-Clause
+ #
+@@ -11,6 +11,9 @@ set(SMM_RPC_CALLER_SESSION_SHARED_MEMORY_SIZE 4*4096 CACHE STRING "RPC caller bu
+ set(SMM_SP_HEAP_SIZE 80*1024 CACHE STRING "SMM gateway SP heap size")
+ set(PLAT_RSE_COMMS_PAYLOAD_MAX_SIZE 0x43C0 CACHE STRING "Size of the RSE_COMMS_PAYLOAD buffer")
+ set(COMMS_MHU_MSG_SIZE 0x4500 CACHE STRING "Max message size that can be transfered via MHU")
++set(MM_COMM_BUFFER_ADDRESS "0x00000000 0x81FFF000" CACHE STRING "MM Communication buffer start address")
++set(MM_COMM_BUFFER_PAGE_COUNT 0x1 CACHE STRING "MM Communication buffer page count")
++
+ 
+ target_compile_definitions(${TGT} PRIVATE
+ 	SMM_VARIABLE_INDEX_STORAGE_UID=0x787
+-- 
+2.43.0
+

meta-arm-bsp/recipes-security/trusted-services/ts-arm-platforms.inc

@@ -18,6 +18,7 @@ SRC_URI:append:corstone1000  = " \
     file://0014-Revert-Make-constraints-of-NV-UEFI-variables-persist.patch \
     file://0015-se-proxy-protobuf-change.patch \
     file://0021-Align-PSA-Crypto-structs-with-TF-Mv2.1.1.patch \
+    file://0016-Add-the-com-buffer-address-and-page-count.patch \
     "
 # The patches above introduce errors with GCC 14.1, silence them for now
 CFLAGS:append:corstone1000 = " -Wno-int-conversion -Wno-implicit-function-declaration"

meta-arm-bsp/recipes-security/trusted-services/ts-sp-se-proxy_%.bbappend

@@ -1,8 +1,6 @@
 require ts-arm-platforms.inc
 
-EXTRA_OECMAKE:append:corstone1000 = " -DMM_COMM_BUFFER_ADDRESS="0x00000000 0x81FFF000" \
-    -DMM_COMM_BUFFER_PAGE_COUNT="1" \
-    -DSP_HEAP_SIZE=70*1024 \
+EXTRA_OECMAKE:append:corstone1000 = " -DSP_HEAP_SIZE=70*1024 \
     "
 
 # Proxy is pointless on fvp-base as there is no dedicated security subsystem. It could be

meta-arm-bsp/recipes-security/trusted-services/ts-sp-smm-gateway_%.bbappend

@@ -1,8 +1,6 @@
 require ts-arm-platforms.inc
 
-EXTRA_OECMAKE:append:corstone1000 = " -DMM_COMM_BUFFER_ADDRESS="0x00000000 0x81FFF000" \
-    -DMM_COMM_BUFFER_PAGE_COUNT="1" \
-    -DSMM_GATEWAY_MAX_UEFI_VARIABLES=60 \
+EXTRA_OECMAKE:append:corstone1000 = " -DSMM_GATEWAY_MAX_UEFI_VARIABLES=60 \
     "
 
 EXTRA_OECMAKE:append:fvp-base = " -DMM_COMM_BUFFER_ADDRESS="0x00000000 0x81000000" \