When U-Boot started using SPDX tags we were among the early adopters and
there weren't a lot of other examples to borrow from. So we picked the
area of the file that usually had a full license text and replaced it
with an appropriate SPDX-License-Identifier: entry. Since then, the
Linux Kernel has adopted SPDX tags and they place it as the very first
line in a file (except where shebangs are used, then it's second line)
and with slightly different comment styles than us.
In part due to community overlap, in part due to better tag visibility
and in part for other minor reasons, switch over to that style.
This commit changes all instances where we have a single declared
license in the tag as both the before and after are identical in tag
contents. There's also a few places where I found we did not have a tag
and have introduced one.
Signed-off-by: Tom Rini <trini@konsulko.com>
We are now using an env_ prefix for environment functions. Rename these
two functions for consistency. Also add function comments in common.h.
Quite a few places use getenv() in a condition context, provoking a
warning from checkpatch. These are fixed up in this patch also.
Suggested-by: Wolfgang Denk <wd@denx.de>
Signed-off-by: Simon Glass <sjg@chromium.org>
As part of preparation for nand DM conversion the new API has been
introduced to remove direct access to nand_info array. So, use it here
instead of accessing to nand_info array directly.
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Now when CONFIG_CMD_IMLS_NAND is enabled the u-boot build will fail,
because nand_read_skip_bad() function has been changed to accept more
parameters, hence fix it.
CC cmd/bootm.o
cmd/bootm.c: In function 'nand_imls_legacyimage':
cmd/bootm.c:390:8: error: too few arguments to function 'nand_read_skip_bad'
ret = nand_read_skip_bad(mtd, off, &len, imgdata);
^
In file included from cmd/bootm.c:18:0:
include/nand.h:101:5: note: declared here
int nand_read_skip_bad(struct mtd_info *mtd, loff_t offset, size_t *length,
^
LD drivers/block/built-in.o
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
In 35fc84f, bootm was refactored so plain 'bootm' and
'bootm <subcommand>' shared a common implementation.
The 'bootm ramdisk' command implementation is now part of the common
implementation but not invoke by plain 'bootm' since the original
implementation never did ramdisk relocation. Instead, ramdisk
relocation happened in image_setup_linux() which is typically called
during the OS portion of 'bootm'.
On ARM, parameters to the Linux kernel can either be passed by FDT or
ATAGS. When using FDT, image_setup_linux() is called which also triggers
ramdisk relocation. When using ATAGS, image_setup_linux() is _not_
called because it mostly does FDT setup.
Instead of calling image_setup_linux() in both FDT and ATAGS cases,
include BOOTM_STATE_RAMDISK in the requested states during a plain
'bootm' if CONFIG_SYS_BOOT_RAMDISK_HIGH is set and remove the ramdisk
relocation from image_setup_linux(). This causes ramdisk relocation to
happen on any system where CONFIG_SYS_BOOT_RAMDISK_HIGH regardless of
the OS being booted. Also remove IMAGE_ENABLE_RAMDISK_HIGH as it was
only used by the now-removed code from image_setup_linux().
Signed-off-by: Rick Altherr <raltherr@google.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Joel Stanley <joel@jms.id.au>
The bootz and booti commands rely on common functionality that is found
in common/bootm.c and common/bootm_os.c. They do not however rely on
the rest of cmd/bootm.c to be implemented so split them into their own
files. Have various Makefiles include the required infrastructure for
CONFIG_CMD_BOOT[IZ] as well as CONFIG_CMD_BOOTM. Move the declaration
of 'images' over to common/bootm.c.
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
We already support iminfo for other images. The idea
of this patch is start to have a minimal support for
android image format. We still need to print id[] array
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
nand_info[] is now an array of pointers, with the actual mtd_info
instance embedded in struct nand_chip.
This is in preparation for syncing the NAND code with Linux 4.6,
which makes the same change to struct nand_chip. It's in a separate
commit due to the large amount of changes required to accommodate the
change to nand_info[].
Signed-off-by: Scott Wood <oss@buserror.net>
The arm64 Linux boot protocol [1] describes the fields in the Image
header as being 64-bit little endian values.
So fix the endianess conversion to use 64-bit sized operations, for
both image_size and text_offset.
Also we use a local variable for the image_size to avoid both writing
to the header and also accessing it after we actually unmapped it.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
[1] https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/arm64/booting.txt
Make sure to call unmap_sysmem() for address allocated by map_sysmem()
before leaving the function; however this patch gives no impact on
the behavior because map_sysmem()/unmap_sysmem() does nothing except
on Sandbox. Sandbox never runs this code because "booti" is a command
for booting ARM64 kernel image.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>
Fix spelling errors in the "booti" help text and bring it more
in line with the bootm/bootz help texts.
Signed-off-by: Karsten Merker <merker@debian.org>
Now that they are in their own directory, we can remove this prefix.
This makes it easier to find a file since the prefix does not get in the
way.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Acked-by: Stefan Roese <sr@denx.de>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
There are a lot of unrelated files in common, including all of the commands.
Moving them into their own directory makes them easier to find and is more
logical.
Some commands include non-command code, such as cmd_scsi.c. This should be
sorted out at some point so that the function can be enabled with or without
the associated command.
Unfortunately, with m68k I get this error:
m68k: + M5329AFEE
+arch/m68k/cpu/mcf532x/start.o: In function `_start':
+arch/m68k/cpu/mcf532x/start.S:159:(.text+0x452): relocation truncated to fit: R_68K_PC16 against symbol `board_init_f' defined in .text.board_init_f section in common/built-in.o
I hope someone can shed some light on what this means. I hope it isn't
depending on the position of code in the image.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Acked-by: Stefan Roese <sr@denx.de>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
bootm_find_ramdisk_fdt() renamed to bootm_find_images() for readability.
The function bootm_find_ramdisk_fdt() appears to be a simple wrapper for
bootm_find_ramdisk(), bootm_find_fdt(), and now bootm_find_loadables().
I didn't see any other callers entering a bootm_find<thing>, so removing
the wrapper, and condensing these together hopefully makes the code a
little simpler.
Signed-off-by: Karl Apsite <Karl.Apsite@dornerworks.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
In the case where the arch defines a custom map_sysmem(), make sure that
including just mapmem.h is sufficient to have these functions as they
are when the arch does not override it.
Also split the non-arch specific functions out of common.h
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
running "spl export ..." more than once fails with:
Trying to execute a command out of order
Trying to execute a command out of order
Trying to execute a command out of order
Trying to execute a command out of order
Trying to execute a command out of order
Trying to execute a command out of order
ERROR prep subcommand failed!
Subcommand failed
reason is commmit:
35fc84fa1f: Refactor the bootm command to reduce code duplication
It used "state != BOOTM_STATE_START" but state is a bitfield, so
check if the bit BOOTM_STATE_START is not set. With this fix,
"spl export ..." can called more than once ...
Signed-off-by: Heiko Schocher <hs@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Fake option is enabled only when CONFIG_TRACE is
enabled in common/bootm.c:do_boot_states().
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Add a new setup@ section to the FIT which can be used to provide a setup
binary for booting Linux on x86. This makes it possible to boot x86 from
a FIT.
Signed-off-by: Simon Glass <sjg@chromium.org>
The default format for arm64 Linux kernels is the "Image" format,
described in Documentation/arm64/booting.txt. This, along with an
optional gzip compression on top is all that is generated by default.
The Image format has a magic number within the header for verification,
a text_offset where the Image must be run from, an image_size that
includes the BSS and reserved fields.
This does not support automatic detection of a gzip compressed image.
Signed-off-by: Tom Rini <trini@ti.com>
This file has code in three different categories:
- Command processing
- OS-specific boot code
- Locating images and setting up to boot
Only the first category really belongs in a file called cmd_bootm.c.
Leave the command processing code where it is. Split out the OS-specific
boot code into bootm_os.c. Split out the other code into bootm.c
Header files and extern declarations are tidied but otherwise no code
changes are made, to make it easier to review.
Signed-off-by: Simon Glass <sjg@chromium.org>
run_command() returns 0 for success, 1 for failure. Fix places which
assume that failure is indicated by a negative return code.
Signed-off-by: Thomas Betker <thomas.betker@rohde-schwarz.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Tested-by: Stefan Roese <sr@denx.de>
make the use of legacy image format configurable through
the config define CONFIG_IMAGE_FORMAT_LEGACY.
When relying on signed FIT images with required signature check
the legacy image format should be disabled. Therefore introduce
this new define and enable legacy image format if CONFIG_FIT_SIGNATURE
is not set. If CONFIG_FIT_SIGNATURE is set disable per default
the legacy image format.
Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Lars Steubesand <lars.steubesand@philips.com>
Cc: Mike Pearce <mike@kaew.be>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Tom Rini <trini@ti.com>
Cc: Michal Simek <monstr@monstr.eu>
Acked-by: Simon Glass <sjg@chromium.org>
We say we have an XIP (in this case, image loaded at desired execution
address) when the image header has been offset in the load. It's
possible that in some cases executing the header is non-fatal but that's
not true in many other cases.
Signed-off-by: Tom Rini <trini@ti.com>
This patch adds support for the Android boot-image format. The header
file is from the Android project and got slightly alterted so the struct +
its defines are not generic but have something like a namespace. The
header file is from bootloader/legacy/include/boot/bootimg.h. The header
parsing has been written from scratch and I looked at
bootloader/legacy/usbloader/usbloader.c for some details.
The image contains the physical address (load address) of the kernel and
ramdisk. This address is considered only for the kernel image.
The "second image" defined in the image header is currently not
supported. I haven't found anything that is creating this.
v3 (Rob Herring):
This is based on http://patchwork.ozlabs.org/patch/126797/ with the
following changes:
- Rebased to current mainline
- Moved android image handling to separate functions in
common/image-android.c
- s/u8/char/ in header to fix string function warnings
- Use SPDX identifiers for licenses
- Cleaned-up file source information:
android_image.h is from file include/boot/bootimg.h in repository:
https://android.googlesource.com/platform/bootable/bootloader/legacy
The git commit hash is 4205b865141ff2e255fe1d3bd16de18e217ef06a
usbloader.c would be from the same commit, but it does not appear
to have been used for any actual code.
v4:
- s/andriod/android/
- Use a separate flag ep_found to track if the entry point has been set
rather than using a magic value.
Cc: Wolfgang Denk <wd@denx.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Tom Rini <trini@ti.com>
Reviewed-by: Lukasz Majewski <l.majewski@samsung.com>
The LZO decompressor wasn't initializing the maximum output size, which
meant it would fail to decompress most of the time.
Reported-by: Matthias Weißer <weisserm@arcor.de>
Signed-off-by: Kees Cook <keescook@chromium.org>
Tested-by: Matthias Weißer <weisserm@arcor.de>
Acked-by: Simon Glass <sjg@chromium.org>
do_bootm_standanlone() calls ntohl(images->ep) which is wrong because
endianess conversion has already been done:
do_bootm()
\-do_bootm_states()
+-bootm_find_os()
| \-images.ep = image_get_ep();
| \-uimage_to_cpu(hdr->ih_ep);
\-boot_selected_os()
\-do_bootm_standanlone()
Without this conversion the code works correctly at least on AT91SAM9G45.
On big endian systems there should be no difference after applying this
patch because uimage_to_cpu(x) and ntohl(x) both expand to 'x'.
Signed-off-by: Christian Eggers <ceggers@gmx.de>
For standalone images, bootm had a special case where the OS boot function
was NULL but did actually exist. It was just called manually.
This was removed by commit 35fc84fa which checks for the non-existence of
this function before the special case is examined.
There is no obvious reason why standalone is handled with a special case.
Adjust the code so that standalone has a normal OS boot function. We still
need a special case for when the function returns, but at least we can
avoid the main problem.
This is intended to fix the reported:
ERROR: booting os 'U-Boot' (17) is not supported
but needs testing.
Signed-off-by: Simon Glass <sjg@chromium.org>
The next version VxWorks adopts device tree (for PowerPC and ARM) as its hardware
description mechanism. For PowerPC, the boot interface conforms to
the ePAPR standard, which is:
void (*kernel_entry)(ulong fdt_addr,
ulong r4 /* 0 */,
ulong r5 /* 0 */,
ulong r6 /* EPAPR_MAGIC */, ulong r7 /* IMA size */,
ulong r8 /* 0 */, ulong r9 /* 0 */)
For ARM, the boot interface is:
void (*kernel_entry)(void *fdt_addr)
Signed-off-by: Miao Yan <miao.yan@windriver.com>
[trini: Fix build error when !CONFIG_OF_FDT is set, typo on PowerPC,
missing extern ft_fixup_num_cores]
Signed-off-by: Tom Rini <trini@ti.com>
do_bootm_vxworks now is available under the configuration option
CONFIG_BOOTM_VXWORKS, thus aligned with other operating systems
that supported by bootm command. The bootvx command still depneds
on CONFIG_CMD_ELF.
Signed-off-by: Miao Yan <miao.yan@windriver.com>
The documentation suggested the arguments where passed over r3-r6
while the code below simply does that over r0-r3.
Cc: Kumar Gala <galak@kernel.crashing.org>
In commit "5c427e4: use BOOTM_STATE_OS_CMDLINE flag for plain bootm"
and "3d187b3: Only pass BOOTM_STATE_OS_CMDLINE on PowerPC/MIPS",
BOOTM_STATE_OS_CMDLINE was added to do_bootm for PowerPC and MIPS. This
breaks other OSes (vxworks, netbsd, plan9,...) that don't support
subcommand processing, e.g. they all contain the following code in their
do_bootm_xxx():
if (flag & BOOTM_STATE_OS_PREP)
return 0;
if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
return 1;
which will result a "subcommand not supported" error.
This patch changes the above logic to:
/* if not go command, pretend everything to be OK */
if (flag != BOOTM_STATE_OS_GO)
return 0;
Signed-off-by: Miao Yan <miao.yan@windriver.com>
In 5c427e4 we pass BOOTM_STATE_OS_CMDLINE as part of the bootm states to
run, on all arches. However, this is only valid / useful on PowerPC and
MIPS, and causes a problem on ARM where we specifically do not use it.
Rather than make this state fake pass like we do for GO on some arches
(which need updating to use the GO state), we should just not pass
CMDLINE except when it may be used, like before.
Tested-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Tom Rini <trini@ti.com>
Netconsole calls eth_halt() before giving control to another operating
system.
But the state machine of netconsole don't take it into account.
Thus, netconsole calls network functions of an halted network device,
making the whole system freeze.
Rather than modifying the state machine of netconsole, we just unregister
the current network device before booting. It does work because
nc_send_packet() verifies that the current network device is not null.
Signed-off-by: Frédéric Leroy <fredo@starox.org>
A plain bootm used to call the architecture specific boot function with
no flags, but was modified by commit 35fc84fa "Refactor the bootm
command to reduce code duplication" to call the architecture specific
boot function multiple times with various flags in sequence. The
BOOTM_STATE_OS_CMDLINE flag was not used, indeed it seems that at least
ARM prepares the command line on BOOTM_STATE_OS_PREP. However on MIPS
since commit 59e8cbdb "MIPS: bootm: refactor initialisation of kernel
cmdline" the command line is not prepared in response to a
BOOTM_STATE_OS_PREP flag, only on BOOTM_STATE_OS_CMDLINE or a call with
no flags. The end result is that a combination of those 2 commits leads
to MIPS boards booting kernels with no command line arguments.
An extra invocation of the architecture specific boot function with
BOOTM_STATE_OS_CMDLINE fixes this.
Signed-off-by: Paul Burton <paul.burton@imgtec.com>
While nothing presently examines the destination size, it should at
least be correct so that future users of sys_mapmem() will not be
surprised. Without this, it might be possible to overflow memory.
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
Correct the following warnings found with sandbox when compression
is enabled.
cmd_bootm.c: In function 'bootm_load_os':
cmd_bootm.c:443:11: warning: passing argument 4 of 'lzop_decompress' from incompatible pointer type [enabled by default]
/usr/local/google/c/cosarm/src/third_party/u-boot/files/include/linux/lzo.h:31:5: note: expected 'size_t *' but argument is of type 'uint *'
cmd_ximg.c: In function 'do_imgextract':
cmd_ximg.c:225:6: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
cmd_ximg.c:225:14: warning: 'hdr' may be used uninitialized in this function [-Wuninitialized]
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Kees Cook <keescook@chromium.org>
This function is only defined if CONFIG_SILENT_CONSOLE is set and
CONFIG_SILENT_U_BOOT_ONLY is not set, the call to it should be based
on the same conditions.
Signed-off-by: Paul B. Henson <henson@acm.org>
Acked-by: Simon Glass <sjg@chromium.org>
At present the console for linux is silent if the U-Boot console is silent,
unless CONFIG_SILENT_U_BOOT_ONLY is set. I wonder if a better way would be
to have an environment variable to control this? Then we can control the
verbosity from scripts, and set the variable to 'no' for those boards that
want Linux to boot with console output.
Signed-off-by: Simon Glass <sjg@chromium.org>
Before the bootm refactor, fixup_silent_linux() was done only in the
monolithic bootm case, not in the subcommand case. With the refactor, it
is done always, which is good. Unfortunately it is done too late, since it
is the PREP or CMDLINE stages that set up the command line for Linux.
Move fixup_silent_linux() into the LOADOS stage, which is where we find
out the OS being used, and can thus decide whether to perform this step.
Signed-off-by: Simon Glass <sjg@chromium.org>
A recent bootm fix left the error path incomplete. If CONFIG_TRACE is
set it may still not be a supported command, so cover that with the
unsupported subcommand print. Once we handle BOOTM_STATE_OS_GO, we can
just move into the error handler itself, no need for a goto there.
Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Update slightly based on Simon's changes to also cover
CONFIG_TRACE/BOOTM_STATE_FAKE_OS_GO]
Signed-off-by: Tom Rini <trini@ti.com>
If a specific configuraion is selected by the bootm command, e.g. with
'bootm 84000000#recoveryconf' we must honour this for not just the kernel,
but also the ramdisk and FDT.
In the conversion to using a common fit_image_load() function for loading
images from FITs (commits a51ec63 and 53f375f) this feature was lost.
Reinstate it by passing the selected configuration back from
fit_image_load() to boot_get_kernel(), then use this configuration
(which is stored in images->fit_uname_cfg) in both boot_get_ramdisk()
and boot_get_fdt().
Signed-off-by: Simon Glass <sjg@chromium.org>
The OS function is now always called with the PREP stage. Adjust the
remaining bootm OS functions to deal with this correctly.
Signed-off-by: Simon Glass <sjg@chromium.org>
With ELDK4.2 we were getting a warning that load_end may be used
uninitialized in calling lmb_reserve. This could not be the case,
however. If we re-order the checks (and make them slightly clearer as
well) the warning goes away. bootm_load_os may only return 0 on
success, BOOTM_ERR_OVERLAP in a non-fatal overlap (already covered in
comments) or a fatal BOOTM_ERR that is covered in the error handler.
Signed-off-by: Tom Rini <trini@ti.com>
As a zImage does not have a U-Boot header, we cannot really do what
BOOTM_STATE_FINDOTHER does, exactly. Break the ramdisk/fdt portions of
bootm_find_other into bootm_find_ramdisk/fdt which can be called in both
cases.
Signed-off-by: Tom Rini <trini@ti.com>
Tom Rini
Simon Glass
Grygorii Strashko
Rick Altherr
Vagrant Cascadian
Michael Trimarchi
Scott Wood
Andre Przywara
Masahiro Yamada
Karsten Merker
Karl Apsite
Joe Hershberger
Heiko Schocher
Michal Simek
Tom Rini
Thomas Betker
Sebastian Siewior
Kees Cook
Christian Eggers
Miao Yan
Kees Jongenburger
Frederic Leroy
Paul Burton
Paul B. Henson
Wolfgang Denk