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Felix Fietkau bdcba36442 ipq806x: fix boot freeze on zImage kernel
ARCH_QCOM is using the ARCH_MULTIPLATFORM option, as now recommended
on most ARM architectures. This automatically calculate ZRELADDR by
masking PHYS_OFFSET with 0xf8000000.

On IPQ806x though, the first ~20MB of RAM is reserved for the hardware.
In newer bootloader, when DT is used, this is not a problem, we just
reserve this memory in the device tree. But if the bootloader doesn't
have DT support, then ATAGS have to be used. In this case, the ARM
decompressor will position the kernel in this low mem, which will not be
in the RAM section mapped by the bootloader, which means the kernel will
freeze in the middle of the boot process trying to map the memory.

As a work around, this patch allows disabling AUTO_ZRELADDR when
ARCH_QCOM is selected. It makes the zImage usage possible on bootloaders
which don't support device-tree, which is the case on certain early
IPQ806x based designs.

Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>

SVN-Revision: 45661
2015-05-10 11:46:56 +00:00
config build: enable package list signing by default 2015-05-05 21:16:13 +00:00
docs docs: Fix typo buysbox -> busybox. 2015-04-09 10:32:26 +00:00
include include: make dtb argument optional in MkFIT 2015-05-10 11:46:50 +00:00
package ppp: remove the persist option, netifd handles reconnects 2015-05-09 21:14:46 +00:00
scripts build: make device-tree arg optional in mkits.sh 2015-05-10 11:46:45 +00:00
target ipq806x: fix boot freeze on zImage kernel 2015-05-10 11:46:56 +00:00
toolchain uClibc: backport sync_file_range fixes (closes: #19350) 2015-04-02 23:21:30 +00:00
tools mktplinkfw: add flag to ignore size limit (used for initramfs images) 2015-05-08 14:02:33 +00:00
.gitattributes add .gitattributes to prevent the git autocrlf option from messing with CRLF/LF in files 2012-05-08 13:30:49 +00:00
.gitignore build: add integration for managing opkg package feed keys 2015-04-06 19:39:51 +00:00
BSDmakefile add missing copyright header 2007-02-26 01:05:09 +00:00
Config.in scripts/config: sync with linux upstream 2015-01-08 14:33:53 +00:00
feeds.conf.default feeds.conf.default: add new targets feed 2015-03-19 11:58:35 +00:00
LICENSE finally move buildroot-ng to trunk 2016-03-20 17:29:15 +01:00
Makefile build: don't call prereq for any package/symlinks rules 2015-05-10 11:17:29 +00:00
README Add 'subversion' build dependency to README 2014-08-31 12:06:32 +00:00
rules.mk build: add integration for managing opkg package feed keys 2015-04-06 19:39:51 +00:00

This is the buildsystem for the OpenWrt Linux distribution.

Please use "make menuconfig" to configure your appreciated
configuration for the toolchain and firmware.

You need to have installed gcc, binutils, bzip2, flex, python, perl, make,
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Run "./scripts/feeds update -a" to get all the latest package definitions
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Use "make menuconfig" to configure your image.

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