[Buildroot] [git commit branch/next] board/orangepi-pc-plus: switch to GPT partitions for PARTLABEL support
From: Arnout Vandecappelle (Essensium/Mind) <hidden>
Date: 2021-08-03 21:52:39
Subsystem:
the rest · Maintainer:
Linus Torvalds
commit: https://git.buildroot.net/buildroot/commit/?id=81175e558090ce986ab1ba5f4c309ca89743899f branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/next In new kernels sunxi-mmc driver has been switched to asynchronous probe. As a result, mmc (SD/eMMC) indexes can be shuffled breaking board boot. Switch to GPT partitions to use partition labels instead of explicit mmcblk device names. Note that the default GPT partition table location conflicts with the SPL location, so move GPT table after bootloaders. Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <redacted> --- board/orangepi/orangepi-pc-plus/boot.cmd | 2 +- board/orangepi/orangepi-pc-plus/genimage.cfg | 8 +++++++- 2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/board/orangepi/orangepi-pc-plus/boot.cmd b/board/orangepi/orangepi-pc-plus/boot.cmd
index 0c75c862e0..c91f77942f 100644
--- a/board/orangepi/orangepi-pc-plus/boot.cmd
+++ b/board/orangepi/orangepi-pc-plus/boot.cmd@@ -1,6 +1,6 @@ setenv fdt_high ffffffff -setenv bootargs console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rootwait +setenv bootargs console=ttyS0,115200 earlyprintk root=PARTLABEL=rootfs rootwait fatload mmc 0 $kernel_addr_r zImage fatload mmc 0 $fdt_addr_r sun8i-h3-orangepi-pc-plus.dtb
diff --git a/board/orangepi/orangepi-pc-plus/genimage.cfg b/board/orangepi/orangepi-pc-plus/genimage.cfg
index 9ffa1a21ae..b4fcc827ec 100644
--- a/board/orangepi/orangepi-pc-plus/genimage.cfg
+++ b/board/orangepi/orangepi-pc-plus/genimage.cfg@@ -13,13 +13,17 @@ image boot.vfat { image sdcard.img { hdimage { + # for root=PARTLABEL support + gpt = true + # default GPT location conflicts with bootloaders, move it after + gpt-location = 1M } partition u-boot { in-partition-table = "no" image = "u-boot-sunxi-with-spl.bin" offset = 8192 - size = 1040384 # 1MB - 8192 + size = 1056768 # 1MB - 8K + 16K(GPT) } partition boot {
@@ -28,6 +32,8 @@ image sdcard.img { image = "boot.vfat" } + # 'rootfs' will be used as the partition label, used + # with root=PARTLABEL=rootfs kernel command line partition rootfs { partition-type = 0x83 image = "rootfs.ext4"
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