From ac692cadae789ca794adfb89f2d557011416b241 Mon Sep 17 00:00:00 2001
From: chainsx <chainsx@outlook.com>
Date: Thu, 4 Nov 2021 07:07:28 +0000
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2.  根据实际情况修改内核中默认配置为 `root=/dev/mmcblk0p3` ，避免 `cmdline.txt` 缺失的情况无法启动。
---
 arch/arm64/configs/bcm2711_defconfig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/configs/bcm2711_defconfig b/arch/arm64/configs/bcm2711_defconfig
index 7f254d408ddc..5580597859b0 100644
--- a/arch/arm64/configs/bcm2711_defconfig
+++ b/arch/arm64/configs/bcm2711_defconfig
@@ -24,6 +24,8 @@ CONFIG_CGROUP_PERF=y
 CONFIG_CGROUP_BPF=y
 CONFIG_NAMESPACES=y
 CONFIG_USER_NS=y
+CONFIG_ARM64_VA_BITS_48=y
+CONFIG_ARM64_VA_BITS=48
 CONFIG_SCHED_AUTOGROUP=y
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_BPF_SYSCALL=y
@@ -39,7 +41,7 @@ CONFIG_ARMV8_DEPRECATED=y
 CONFIG_SWP_EMULATION=y
 CONFIG_CP15_BARRIER_EMULATION=y
 CONFIG_SETEND_EMULATION=y
-CONFIG_CMDLINE="console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 root=/dev/mmcblk0p2 rootfstype=ext4 rootwait"
+CONFIG_CMDLINE="console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 root=/dev/mmcblk0p3 rootfstype=ext4 rootwait"
 # CONFIG_SUSPEND is not set
 CONFIG_PM=y
 CONFIG_CPU_IDLE=y
-- 
Gitee