add kernel patches included in prebuilt kernels
this is just for reference to known what is in the prebuilt kernels: - patch to enable reboot to EDL with sony sdm845 tama platform kernel - patch to disable skip_initramfs kernel command line option to support 'fastboot boot' way to boot into twrp from usb - device tree overlay compatibility fix for sdm845 tama platform in order to allow 'fastboot boot' into twrp even with recent LOS releases - cherry pick 'tama: Disable AVB on /vendor' from LOS sony sdm845 kernel - cherry pick 'somc: sdm845-tama-common: fix invalid thermal trips'
This commit is contained in:
j4nn
parent
bb2e4da9d9
commit
e50c0aedc7
4 changed files with 139 additions and 0 deletions
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@ -0,0 +1,48 @@
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Subject: [PATCH] arm64: sdm845: tama: enable reboot to edl mode
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---
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arch/arm64/boot/dts/qcom/sdm845.dtsi | 5 +++++
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drivers/power/reset/msm-poweroff.c | 4 ++--
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2 files changed, 7 insertions(+), 2 deletions(-)
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diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
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index f0a0fa24..97260006 100644
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--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
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+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
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@@ -1935,6 +1935,11 @@
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compatible = "qcom,msm-imem-diag-dload";
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reg = <0xc8 200>;
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};
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+
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+ emergency_download_mode@fe0 {
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+ compatible = "qcom,msm-imem-emergency_download_mode";
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+ reg = <0xfe0 12>;
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+ };
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};
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qcom,venus@aae0000 {
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diff --git a/drivers/power/reset/msm-poweroff.c b/drivers/power/reset/msm-poweroff.c
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index 3e326986..4041ffd0 100644
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--- a/drivers/power/reset/msm-poweroff.c
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+++ b/drivers/power/reset/msm-poweroff.c
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@@ -165,7 +165,7 @@ static bool get_dload_mode(void)
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return dload_mode_enabled;
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}
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-#if 0
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+#if 1
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static void enable_emergency_dload_mode(void)
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{
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int ret;
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@@ -386,7 +386,7 @@ static void msm_restart_prepare(const char *cmd)
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restart_reason);
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}
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}
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-#if 0
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+#if 1
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} else if (!strncmp(cmd, "edl", 3)) {
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enable_emergency_dload_mode();
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#endif
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--
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2.49.1
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@ -0,0 +1,25 @@
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Subject: [PATCH] disable skip_initramfs option to allow fastboot boot
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this is inspired by binary patch done by magisk in order to force
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boot into initramfs even in case when bootloader tries to make
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kernel boot directly from system as root partition
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---
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init/initramfs.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/init/initramfs.c b/init/initramfs.c
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index bf3af10c..fe91420c 100644
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--- a/init/initramfs.c
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+++ b/init/initramfs.c
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@@ -616,7 +616,7 @@ static int __init skip_initramfs_param(char *str)
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do_skip_initramfs = 1;
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return 1;
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}
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-__setup("skip_initramfs", skip_initramfs_param);
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+__setup("want_initramfs", skip_initramfs_param);
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static int __init populate_rootfs(void)
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{
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--
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2.49.1
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@ -0,0 +1,55 @@
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Subject: [PATCH] arm64/dts: sdm845-tama-common: LOS dtbo compatibility fixes
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this is needed in order to allow 'fastboot boot' of the kernel
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in case dtbo is either from stock firmware or updated from recent
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Lineage OS rom, so we can have single twrp build for both
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related commits in tama lineage os kernel repository
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https://github.com/LineageOS/android_kernel_sony_sdm845
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ad77120d734a185c3e9e84ca10dbc0d37697b779
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arm64: DT: sdm845: Add phandle to reserved-memory node
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9566e6f1b162487ec333e52890b41a8edf0adc59
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arm64: DT: Tama: Fix reserved memory override
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---
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arch/arm64/boot/dts/somc/sdm845-tama-common.dtsi | 14 +++++++-------
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1 file changed, 7 insertions(+), 7 deletions(-)
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diff --git a/arch/arm64/boot/dts/somc/sdm845-tama-common.dtsi b/arch/arm64/boot/dts/somc/sdm845-tama-common.dtsi
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index 9cba1f27..aa5d5adf 100644
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--- a/arch/arm64/boot/dts/somc/sdm845-tama-common.dtsi
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+++ b/arch/arm64/boot/dts/somc/sdm845-tama-common.dtsi
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@@ -11,7 +11,7 @@
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*/
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/ {
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- reserved-memory {
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+ reserved_mem: reserved-memory {
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debug_region: debug_region@ffb00000 {
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compatible = "removed-dma-pool", "qcom,debug_memory";
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no-map;
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@@ -23,14 +23,14 @@
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compatible = "removed-dma-pool", "ramoops";
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no-map;
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reg = <0 0xffc00000 0 0x00100000>;
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- record-size = <0x1000>;
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- console-size = <0x40000>;
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- ftrace-size = <0x0>;
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- msg-size = <0x0>;
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- cc-size = <0x0>;
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+ record-size = <0x10000>;
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+ console-size = <0x60000>;
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+ ftrace-size = <0x10000>;
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+ pmsg-size = <0x20000>;
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+ ecc-size = <16>;
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};
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- qseecom_region@0x8ab00000 {
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+ qseecom_mem: qseecom_region@0x8ab00000 {
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reg = <0 0x8ab00000 0 0x1900000>;
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};
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--
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2.49.1
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11
patches/cherry-picks.txt
Normal file
11
patches/cherry-picks.txt
Normal file
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@ -0,0 +1,11 @@
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https://github.com/LineageOS/android_kernel_sony_sdm845
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8f4b0f98e86d48324887c1c301ce60332dd0654a
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From: Olivier Karasangabo
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Date: Sat, 28 Mar 2020 01:15:00 +0100
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Subject: [PATCH] tama: Disable AVB on /vendor
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651b41a3a0dcc2fc3f3176c2efaffce66c2f8694
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From: ekkusa
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Date: Sun, 28 May 2023 11:05:00 +0800
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Subject: [PATCH] arm64/dts: somc: sdm845-tama-common: fix invalid thermal trips
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