Reduce kernelflinger boot time

bsp_diff/caas_cfc/hardware/intel/kernelflinger/0001-Kernelflinger-Disalbe-UI-display-function.patch

@@ -0,0 +1,66 @@
+From 24cf6b465ba113c36cf7b3b0f771a73867f89a91 Mon Sep 17 00:00:00 2001
+From: Chen Gang G <[email protected]>
+Date: Wed, 13 Oct 2021 15:27:26 +0800
+Subject: [PATCH 1/2] Kernelflinger: Disalbe UI display function
+
+This can reduce 5 seconds boot delay in un-secure boot case
+
+Tracked-On: OAM-99992
+Signed-off-by: Chen Gang G <[email protected]>
+---
+ Android.mk      | 1 -
+ avb/Android.mk  | 1 -
+ kernelflinger.c | 6 +++---
+ 3 files changed, 3 insertions(+), 5 deletions(-)
+
+diff --git a/Android.mk b/Android.mk
+index 81d44c4..9c2e07d 100644
+--- a/Android.mk
++++ b/Android.mk
+@@ -92,7 +92,6 @@ ifneq ($(TARGET_BUILD_VARIANT),user)
+ endif
+
+ ifneq ($(strip $(KERNELFLINGER_USE_UI)),false)
+-    KERNELFLINGER_CFLAGS += -DUSE_UI
+ endif
+
+ ifeq ($(KERNELFLINGER_OS_SECURE_BOOT),true)
+diff --git a/avb/Android.mk b/avb/Android.mk
+index 4a85fa0..22c6008 100644
+--- a/avb/Android.mk
++++ b/avb/Android.mk
+@@ -68,7 +68,6 @@ LOCAL_STATIC_LIBRARIES := \
+ 	libkernelflinger-$(TARGET_BUILD_VARIANT)
+
+ ifneq ($(strip $(KERNELFLINGER_USE_UI)),false)
+-    LOCAL_CFLAGS += -DUSE_UI
+ endif
+
+ LOCAL_SRC_FILES := \
+diff --git a/kernelflinger.c b/kernelflinger.c
+index 8e641c2..2c84c2a 100644
+--- a/kernelflinger.c
++++ b/kernelflinger.c
+@@ -1103,7 +1103,7 @@ static VOID enter_fastboot_mode(UINT8 boot_state)
+
+ 	die();
+ }
+-static void bootloader_recover_mode(UINT8 boot_state)
++static void bootloader_recover_mode(UINT8 boot_state __unused)
+ {
+ 	enum boot_target target;
+
+@@ -1130,8 +1130,8 @@ static void bootloader_recover_mode(UINT8 boot_state)
+ 	die();
+ }
+
+-static VOID boot_error(enum ux_error_code error_code, UINT8 boot_state,
+-			UINT8 *hash, UINTN hash_size)
++static VOID boot_error(enum ux_error_code error_code __unused, UINT8 boot_state,
++			UINT8 *hash __unused, UINTN hash_size __unused)
+ {
+ 	BOOLEAN power_off = FALSE;
+ 	enum boot_target bt;
+-- 
+2.17.1
+

bsp_diff/caas_cfc/hardware/intel/kernelflinger/0002-Disable-TPM-in-kernelflinger.patch

@@ -0,0 +1,27 @@
+From c248a58890e6f161d15bdad18e4f6c2be40eee6e Mon Sep 17 00:00:00 2001
+From: Chen Gang G <[email protected]>
+Date: Thu, 28 Oct 2021 08:52:32 +0800
+Subject: [PATCH 2/2] Disable TPM in kernelflinger
+
+Tracked-On: OAM-99992
+Signed-off-by: Chen Gang G <[email protected]>
+---
+ Android.mk | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Android.mk b/Android.mk
+index 9c2e07d..68ac5ce 100644
+--- a/Android.mk
++++ b/Android.mk
+@@ -21,7 +21,7 @@ endif
+
+ KERNELFLINGER_CFLAGS += -DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED
+
+-TARGET_USE_TPM := true
++TARGET_USE_TPM := false
+
+ ifeq ($(TARGET_UEFI_ARCH),x86_64)
+     KERNELFLINGER_CFLAGS += -D__STDC_VERSION__=199901L
+-- 
+2.17.1
+