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qi-fixes-append.patch

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Signed-off-by: Andy Green <andy@openmoko.com>
This commit is contained in:
Andy Green 2008-11-28 10:16:45 +00:00 committed by Andy Green
parent 1b06d98bc7
commit 02fb616721
2 changed files with 6 additions and 2 deletions
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7
qiboot/README
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@ -54,11 +54,14 @@ Booting Heuristics
Qi has one or more ways to fetch a kernel depending on the device it finds it is Qi has one or more ways to fetch a kernel depending on the device it finds it is
running on, for example on GTA02 it can use NAND and SD card devices. It goes running on, for example on GTA02 it can use NAND and SD card devices. It goes
through these device-specific storage devices in order and tries to boot the through these device-specific storage devices in order and tries to boot the
first viable kernel it finds, usually /boot/uImage-device>.bin for example first viable kernel it finds, usually /boot/<uImage-device>.bin for example
/boot/uImage-GTA02.bin. /boot/uImage-GTA02.bin.
You can disable a rootfs for consideration for boot if you add a file You can disable a rootfs for consideration for boot if you add a file
/boot/noboot-<device>, eg, /boot/noboot-GTA02. /boot/noboot-<device>, eg, /boot/noboot-GTA02. This differs from renaming or
deleting the kernel image because updating the kernel package would give you a
working kernel again and allow boot, whereas the noboot indication will remain
until you remove it.
The kernel commandline used is associated with the storage device and partition, The kernel commandline used is associated with the storage device and partition,
this allows the correct root= line to be arrived at without any work. this allows the correct root= line to be arrived at without any work.

1
qiboot/src/phase2.c
View File

@ -178,6 +178,7 @@ void bootloader_second_phase(void)
/* is there a commandline append file? */ /* is there a commandline append file? */
commandline_rootfs_append[0] = '\0';
read_file(this_board->append, (u8 *)commandline_rootfs_append, read_file(this_board->append, (u8 *)commandline_rootfs_append,
512); 512);