From: Yann Dirson <yann@...>

This is the current state of working patches being discussed in
https://github.com/OP-TEE/optee_os/issues/4542
---
conf/machine/include/rk3399.inc | 2 +
...399-enable-serial-console-by-default.patch | 46 +++++++++++++++++++
.../optee/files/rk3399-boot-fix.patch | 13 ++++++
recipes-security/optee/optee%.bbappend | 2 +
recipes-security/optee/optee-os_%.bbappend | 9 ++++
5 files changed, 72 insertions(+)
create mode 100644 recipes-security/optee/files/0001-rk3399-enable-seria=
l-console-by-default.patch
create mode 100644 recipes-security/optee/files/rk3399-boot-fix.patch
create mode 100644 recipes-security/optee/optee-os_%.bbappend

diff --git a/conf/machine/include/rk3399.inc b/conf/machine/include/rk339=
9.inc
index f6b7826..9ac434e 100644
--- a/conf/machine/include/rk3399.inc
+++ b/conf/machine/include/rk3399.inc
@@ -13,6 +13,8 @@ KBUILD_DEFCONFIG ?=3D "defconfig"
KERNEL_CLASSES =3D "kernel-fitimage"
KERNEL_IMAGETYPE =3D "fitImage"
=20
+OPTEEMACHINE =3D "rockchip-rk3399"
+
TFA_PLATFORM =3D "rk3399"
TFA_BUILD_TARGET =3D "bl31"
=20
diff --git a/recipes-security/optee/files/0001-rk3399-enable-serial-conso=
le-by-default.patch b/recipes-security/optee/files/0001-rk3399-enable-ser=
ial-console-by-default.patch
new file mode 100644
index 0000000..31daef7
--- /dev/null
+++ b/recipes-security/optee/files/0001-rk3399-enable-serial-console-by-d=
efault.patch
@@ -0,0 +1,46 @@
+From 0e2cbe08532a1344aab62f21b032ce6171e50f49 Mon Sep 17 00:00:00 2001
+From: Yann Dirson <yann@...>
+Date: Mon, 12 Apr 2021 10:49:18 +0200
+Subject: [PATCH] rk3399: enable serial console by default
+Upstream-Status: Submitted [https://github.com/OP-TEE/optee_os/pull/4551=
]
+
+Signed-off-by: Yann Dirson <yann@...>
+---
+ core/arch/arm/plat-rockchip/conf.mk | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+Index: git/core/arch/arm/plat-rockchip/conf.mk
+=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
+--- git.orig/core/arch/arm/plat-rockchip/conf.mk
++++ git/core/arch/arm/plat-rockchip/conf.mk
+@@ -26,8 +26,6 @@ CFG_EARLY_CONSOLE_BAUDRATE ?=3D 1500000
+ CFG_EARLY_CONSOLE_CLK_IN_HZ ?=3D 24000000
+ endif
+=20
+-CFG_EARLY_CONSOLE ?=3D n
+-
+ ifeq ($(PLATFORM_FLAVOR),rk3399)
+ include core/arch/arm/cpu/cortex-armv8-0.mk
+ $(call force,CFG_TEE_CORE_NB_CORE,6)
+@@ -37,6 +35,12 @@ CFG_TZDRAM_START ?=3D 0x30000000
+ CFG_TZDRAM_SIZE ?=3D 0x02000000
+ CFG_SHMEM_START ?=3D 0x32000000
+ CFG_SHMEM_SIZE ?=3D 0x00400000
++
++CFG_EARLY_CONSOLE ?=3D y
++CFG_EARLY_CONSOLE_BASE ?=3D UART2_BASE
++CFG_EARLY_CONSOLE_SIZE ?=3D UART2_SIZE
++CFG_EARLY_CONSOLE_BAUDRATE ?=3D 1500000
++CFG_EARLY_CONSOLE_CLK_IN_HZ ?=3D 24000000
+ endif
+=20
+ ifeq ($(PLATFORM_FLAVOR),px30)
+@@ -47,6 +51,8 @@ CFG_TZDRAM_START ?=3D 0x30000000
+ CFG_TZDRAM_SIZE ?=3D 0x02000000
+ CFG_SHMEM_START ?=3D 0x32000000
+ CFG_SHMEM_SIZE ?=3D 0x00400000
++
++CFG_EARLY_CONSOLE ?=3D n
+ endif
+=20
+ ifeq ($(platform-flavor-armv8),1)
diff --git a/recipes-security/optee/files/rk3399-boot-fix.patch b/recipes=
-security/optee/files/rk3399-boot-fix.patch
new file mode 100644
index 0000000..d346157
--- /dev/null
+++ b/recipes-security/optee/files/rk3399-boot-fix.patch
@@ -0,0 +1,13 @@
+Index: git/core/arch/arm/kernel/entry_a64.S
+=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
+--- git.orig/core/arch/arm/kernel/entry_a64.S
++++ git/core/arch/arm/kernel/entry_a64.S
+@@ -219,7 +219,7 @@ clear_nex_bss:
+ adr_l x0, __text_start
+ ldr x1, cached_mem_end
+ sub x1, x1, x0
+- bl dcache_cleaninv_range
++/* bl dcache_cleaninv_range*/
+=20
+=20
+ /*
diff --git a/recipes-security/optee/optee%.bbappend b/recipes-security/op=
tee/optee%.bbappend
index 2a8722a..ec11863 100644
--- a/recipes-security/optee/optee%.bbappend
+++ b/recipes-security/optee/optee%.bbappend
@@ -1,2 +1,4 @@
+COMPATIBLE_MACHINE_rk3399 ?=3D "rk3399"
+
inherit features_check
REQUIRED_DISTRO_FEATURES =3D "optee"
diff --git a/recipes-security/optee/optee-os_%.bbappend b/recipes-securit=
y/optee/optee-os_%.bbappend
new file mode 100644
index 0000000..eceb694
--- /dev/null
+++ b/recipes-security/optee/optee-os_%.bbappend
@@ -0,0 +1,9 @@
+EXTRA_OEMAKE_append_rk3399 =3D " \
+ CFG_CORE_ASLR=3Dn \
+"
+
+FILESEXTRAPATHS_prepend :=3D "${THISDIR}/files:"
+SRC_URI +=3D "\
+ file://rk3399-boot-fix.patch \
+ file://0001-rk3399-enable-serial-console-by-default.patch \
+"
--=20
2.30.2