| Commit message (Collapse) | Author | Age | Files | Lines |
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pr_debug can now be used right after setup_c(), so add some debug
messages to the early startup code to make it a bit more clear what
is happening there.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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To make it possible to call the pr_* functions very early before
malloc is initialized test if malloc is available before using
it.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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This adds simple console support to the PBL which makes it
possible to print more complex messages in the PBL than just
strings or hex numbers. For now puts_ll is used to print the
messages, so it depends on CONFIG_DEBUG_LL which makes it
more a debugging option. However, this could be extended later
to get regular output from the PBL if desired.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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To be independent of the _ctype array. This makes it possible
to add printf support to the PBL without adding _ctype aswell.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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These are not needed in the PBL, so move them to a separate file.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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panic() is not really a printf like function, so move it to common/misc.c.
This is done because we want to have printf support in the PBL, but PBL
has it's own panic() implementation.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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vsprintf needs strnlen, so in oder to add console support to
the PBL we need a strnlen implementation.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Looks like I am also highly addicted to Linux...
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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This file originates in Linux. Linux has it under include/linux/
directory since commit dccd2304cc90.
Let's move it to the same place as well in barebox.
This commit was generated by the following commands:
find -name '*.[chS]' | xargs sed -i -e 's:<sizes.h>:<linux/sizes.h>:'
git mv include/sizes.h include/linux/
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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The buffer descriptors are allocated from coherent memory, so there
is no cache maintenance needed. Only tell the compiler that the descriptors
can be modified by the hardware.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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A lot of the arm build (especially PBL stuff) depends on section
garbage collection to be enabled. If it is disabled a lot of targets fail
to link properly. If module support is enabled garbage collection was
disabled on the premise that we throw away too many function which may be
needed in later modules.
The proper way to keep the functions around for use in modules, which
already works, is to annotate them with EXPORT_SYMBOL.
As module support is still marked as experimental I think it's reasonable
to expect users to make sure all symbols that are used by their modules
are properly annotated.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Only build it at the correct obj or pbl stage where
the entry is needed.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Provide the necessary types and defines used in this header.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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This reverts commit 4b17d73c7da2, as it is incomplete and partially
broken. ARCH_IMX_EXTERNAL_BOOT_NAND does not depend on MTD, it just uses
some defines from the mtd/nand header, but does not actually depend on MTD
being compiled in.
For the other two cases there is a more complete fix merged with commit
57b584d748d4 that also enables the needed MTD write support.
Fixes:
(MACH_TX25 && MACH_PCA100 && MACH_PCM038) selects ARCH_IMX_EXTERNAL_BOOT_NAND
which has unmet direct dependencies (ARCH_IMX && MTD)
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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This uses i2c functions that may not be available in every configuration
and is only needed if EDID support is enabled, which in turn already
selects I2C.
Fixes:
drivers/video/imx-ipu-v3/imx-hdmi.c:
undefined reference to `of_find_i2c_adapter_by_node'
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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This will disable the capability to boot an uploaded image directly,
but keeps other fastboot functionality. This seems like a valid config.
Fixes:
In function `do_bootm_on_complete': undefined reference to `bootm_boot'
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Since commit a1a9665113e4 (kbuild: do not create symbolic link
include/asm), the symbolic link include/asm is not created.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Otherwise, "make mrproper" misses to delete some generated files
such as include/generated/compile.h.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Kbuild supports saving output files in a separate directory.
But the build directory must be created beforehand. For example,
$ mkdir -p dir/to/store/output/files
$ make O=dir/to/store/output/files defconfig
Creating a build directory automatically would be useful.
[ imported from Linux Kernel, commit 1c9e70a55b08 ]
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Currently, MIPS is the only architecture that needs
include/generated/asm-offsets.h, but we have got ./Kbuild file now.
It is a good reason to move asm-offsets.h rule from arch/mips/Makefile
to ./Kbuild and add dummy asm-offsets.c for the other architectures.
asm-offsets.h would be useful for all the architectures.
This commit does not implement include/generated/bounds.h,
but if necessary, it is easy to implement it.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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"make clean/mrproper/distclean" has not been working correctly.
When "make clean" is run, Kbuild descends into the directories
that are listed in "clean-dirs" variable, which includes $(srctree).
It intends descending into "./Kbuild", not "./Makefile".
(Note "Kbuild" takes precedence over "Makefile" in each directory.)
If Kbuild descends into "./Makefile", Kconfig is invoked via
"make silentoldconfig", which is not our intention.
Let's add "Kbuild" file at the top directory like Linux.
Update TODO list too.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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include/asm-$(SRCARCH) does not exist. Creating include2
directory is meaningless.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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There does not exist include/asm-$(SRCARCH) any more, so no point
to create a symbolic link to an empty directory.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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include/generated/autoconf.h is included from include/linux/kconfig.h
and we already have "-include $(srctree)/include/linux/kconfig.h"
just below.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Implement the standard FS ops for writing/manipulating
efivars.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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We don't have a use-case yet where we need to manipulate
the attributes of a variable and it confuses "normal"
users of the variables.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Preserve info needed for easy manipulation of variables.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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So we can manipulate things easier.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Cleans the code a bit and will allow us to implement
removing of vars quite a bit easier.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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A proper GUID is needed to namespace all sorts of
things, most prominently persistent variables.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Adds a command to drop back into the calling EFI process.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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This allows to actually reset the system from barebox
instead of dropping back into the EFI firmware.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Thanks to the wonders of UEFI we have to walk down the
device path all the way until we arrive at the device
we got this path from...
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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The CPSW has two slaves. When one of them fails to setup continue
anyway with the other one. This fixes a crash in the beaglebone black
which only has one slave connected. The code doesn't find a phy on
the second slave and bails out, but the error path is broken: It frees
the private data structures which contains used resources.
Reported-by: Philippe Leduc <ledphilippe@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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As the SMC1111 has a shared pool of 2k memory buckets for both
transmission and reception, and as there are variants which have as few
as 4 buckets in total, the memory pool can be hogged by unclaimed
receptions, and impeed any further transmission.
This happens on the zylonite pxa board, where 4 packets, most probably
icmp and arp, fill the 4 buckets, preventing any further ethernet
transmission, and stalling the driver.
The fix is rather rough : whenever all the buckets are filled by
reception packets, and if a transmission is required, the transmission
code path will empty up all received packets.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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useful to use it for testing on qemu
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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we need to apply the mask
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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