A 'Power Resource for Wake' list the resources a device depends on for
wake. Add a function to generate this.
Signed-off-by: NSimon Glass <sjg@chromium.org>

This device has a large set of ACPI tables. Bring these in from coreboot
so that full functionality is available (apart from SMI).
Signed-off-by: NSimon Glass <sjg@chromium.org>

Expand this to 4KB so that it is possible to add custom information to it.
On Chromebooks this is used to pass verified-boot information.
Signed-off-by: NSimon Glass <sjg@chromium.org>

At present U-Boot puts a magic number in the ASL for the GNVS table and
searches for it later.

Add a Kconfig option to use a different approach, where the ASL files
declare the table as an external symbol. U-Boot can then put it wherever
it likes, without any magic numbers or searching.
Signed-off-by: NSimon Glass <sjg@chromium.org>

Add the definition of this structure common to Intel devices. It includes
some optional Chrome OS pieces which are used when vboot is integrated.

Drop the APL version as it is basically the same.
Signed-off-by: NSimon Glass <sjg@chromium.org>

Add a way to specify the required size for this region. This is used when
generating ACPI tables.
Signed-off-by: NSimon Glass <sjg@chromium.org>

This value is incorrect and causes problems booting Linux. Fix it.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

Add common DPTF (Intel Dynamic Performance and Thermal Framework) files,
taken from coreboot.
Signed-off-by: NSimon Glass <sjg@chromium.org>

Add Apollo Lake ASL files, taken from coreboot.
Signed-off-by: NSimon Glass <sjg@chromium.org>

Add common x86 ASL files, taken from coreboot.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Tested-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>

Add ASL files for the Chrome OS EC, taken from coreboot.
Signed-off-by: NSimon Glass <sjg@chromium.org>

Recent versions of Chrome OS do not have a kernel in the root disk, to
save space.

With the improvements to the 'zboot' command it is fairly easy to load
the kernel from the raw partition. Add instructions on how to do this.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

A few things have changed since this was written about 18 months ago.
Update the README.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

When booting Chrome OS images the command line is stored separately
from the kernel. Add a way to specify this address so that images boot
correctly.

Also add comments to the zimage.h header.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>
[bmeng: adjust maxargs to 8 for 'zboot start']
Signed-off-by: NBin Meng <bmeng.cn@gmail.com>

There is a lot of information in the setup block and it is quite hard to
decode manually. Add a 'zboot dump' command to decode it into a
human-readable format.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

At present the setup block is always obtained from the image
automatically. In some cases it can be useful to use a setup block
obtained elsewhere, e.g. if the image has already been unpacked. Add an
argument to support this and update the logic to use it if provided.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>
[bmeng: adjust maxargs to 7 for 'zboot start']
Signed-off-by: NBin Meng <bmeng.cn@gmail.com>

At present it is not possible to tell from a script where the setup block
is, or where the image was loaded to. Add environment variables for this.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

Add a subcommand that sets up the kernel ready for execution.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

Add a subcommand that loads the kernel into the right places in memory.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>
[bmeng: adjust ZBOOT_STATE_INFO value to match the command order]
Signed-off-by: NBin Meng <bmeng.cn@gmail.com>

Add a little subcommand that prints out where the kernel was loaded and
its setup pointer. Run it by default in the normal boot.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

Split out the code that actually boots linux into a separate sub-command.
Add base_ptr to the state to support this.

Show an error if the boot fails, since this should not happen.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

Add subcommands to zboot. At present there is only one called 'start'
which does the whole boot. It is the default command so is optional.

Change the 's' string variable to const while we are here.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>
[bmeng: reduce maxargs to 6 of 'zboot start' subcommand]
Signed-off-by: NBin Meng <bmeng.cn@gmail.com>

At present if an error occurs while setting up the boot, interrupts are
left disabled. Move this call later in the sequence to avoid this problem.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

At present U-Boot sets a loader type of 8 which means LILO version 8,
according to the spec. Update it to 0x80, which means U-Boot with no
particular version.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

To help reduce the size and complexity of load_zimage(), move the code
that reads the kernel version into a separate function. Update
get_boot_protocol() to allow printing the 'Magic signature' message only
once, under control of its callers.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

Use IS_ENABLED() instead of #ifdef in this file.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

At present the 'zboot' command does everything in one go. It would be
better if it supported sub-commands like bootm, so it is possible to
examine what will be booted before actually booting it.

In preparation for this, move the 'state' of the command into a struct.
This will allow it to be shared among multiple functions in this file.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

This header is missing a few of the newer features from the specification.
Add these as well as a link to the spec. Also use the BIT() macros where
appropriate.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NWolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

- Add DM_SPI, DM_SPI_FLASH support for powerpc platforms
- Add DM_ETH support on P1010RDB, P1020RDB, P2020RDB
- Remove some un-maintained powerpc platforms
- Add USB_STORAGE support in config

commit 0cfccb54 ("configs: Resync with savedefconfig")
removed CONFIG_USB_STORAGE from some powerpc platforms' defconfig
files, whicih would block the use case of system loading rootfs
from USB drives, add them back.
Signed-off-by: NRan Wang <ran.wang_1@nxp.com>
Reviewed-by: NTom Rini <trini@konsulko.com>
Reviewed-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P5040DS secure boot configs as they are
no longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P5020DS board support as it is no
longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P4080DS secure boot configs as they are
no longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P3041DS secure boot configs as they are
no longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P1024RDB board support as it is no
longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P1021RDB board support as it is no
longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P1020MBG board support as it is no
longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P1020UTM board support as it is no
longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P1025RDB board support as it is no
longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>

Remove NXP powerpc P1010RDB secure boot configs as they are
no longer maintained.
Signed-off-by: NPriyanka Jain <priyanka.jain@nxp.com>