Commit graph

5161 commits

Author SHA1 Message Date
Angelo Durgehello
1526bcce0f common: add blkcache init
On m68k, block_cache list is relocated, but next and prev list
pointers are not adjusted to the relocated struct list_head address,
so the first iteration over the block_cache list hangs.

This patch initializes the block_cache list after relocation.

Signed-off-by: Angelo Durgehello <angelo.dureghello@timesys.com>
Reviewed-by: Eric Nelson <eric@nelint.com>
2020-01-25 12:04:36 -05:00
Masahiro Yamada
9086ab564b board_init: remove meaningless increment in board_init_f_init_reserve()
The base is not used in the code that follows this increment.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2020-01-23 07:29:58 -05:00
Klaus H. Sorensen
602ce1d106 spl_fit.c: enable loading compressed u-boot from fit image
Allow reading compressed content from fit image, even if
CONFIG_SPL_OS_BOOT is not set.

This allow booting compressed 2nd stage u-boot from fit image.

Additionally, do not print warning message if compression node is not
found, since it simply implies the content is uncompressed.

Signed-off-by: Klaus H. Sorensen <khso@prevas.dk>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
2020-01-22 17:47:57 -05:00
Simon Glass
4d979bfdbc common: Move and rename CONFIG_SYS_SUPPORT_64BIT_DATA
This is not really a CONFIG since it is not intended to be set by boards.
Move it into the compiler header with other similar defines, and rename
it.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 17:53:52 -05:00
Simon Glass
db41d65a97 common: Move hang() to the same header as panic()
At present panic() is in the vsprintf.h header file. That does not seem
like an obvious choice for hang(), even though it relates to panic(). So
let's put hang() in its own header.

Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Migrate a few more files]
Signed-off-by: Tom Rini <trini@konsulko.com>
2020-01-17 17:53:40 -05:00
Simon Glass
9b4a205f45 common: Move RAM-sizing functions to init.h
These functions relate to memory init so move them into the init
header.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 14:02:35 -05:00
Simon Glass
8e8ccfe1aa common: Move the image globals into image.h
These three globals relate to image handling. Move them to the image
header file.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 14:02:35 -05:00
Simon Glass
bb872dd930 image: Rename load_addr, save_addr, save_size
These global variables are quite short and generic. In fact the same name
is more often used locally for struct members and function arguments.

Add a image_ prefix to make them easier to distinguish.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 14:02:35 -05:00
Simon Glass
d96c26040e common: Move clock functions into a new file
These three clock functions don't use driver model and should be migrated.
In the meantime, create a new file to hold them.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 13:27:29 -05:00
Simon Glass
5e6267af31 common: Move reset_phy() to net.h
This is a network function so let's move it into that header.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 13:26:50 -05:00
Simon Glass
a6f2aafe09 common: Move jumptable_init() out of common.h
This function is defined in exports.c so move it to its header file.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2020-01-17 13:26:49 -05:00
Simon Glass
0ee48252b4 common: Move flash_perror() to flash.h
This function belongs more in flash.h than common.h so move it.

Also remove the space before the bracket in some calls.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 13:26:48 -05:00
Simon Glass
6b8d3ceaf5 common: Move main_loop() to init.h
Move this function out of common.h and into a better place.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
2020-01-17 13:26:48 -05:00
Philippe Reynes
4df3578119 u-boot: fit: add support to decrypt fit with aes
This commit add to u-boot the support to decrypt
fit image encrypted with aes. The FIT image contains
the key name and the IV name. Then u-boot look for
the key and IV in his device tree and decrypt images
before moving to the next stage.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
2020-01-17 10:16:29 -05:00
Philippe Reynes
7298e42250 mkimage: fit: add support to encrypt image with aes
This commit add the support of encrypting image with aes
in mkimage. To enable the ciphering, a node cipher with
a reference to a key and IV (Initialization Vector) must
be added to the its file. Then mkimage add the encrypted
image to the FIT and add the key and IV to the u-boot
device tree.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
2020-01-17 10:15:49 -05:00
Tom Rini
994bb86fc9 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-marvell
- Clearfog: Fix SD booting (Baruch)
- Misc updates to MMC handling in SPL to support booting from
  main data partition (vs hardware boot partition) on MVEBU (Baruch)
2020-01-16 12:52:07 -05:00
Tom Rini
92329e2413 Xilinx/FPGA changes for v2020.04
ARM64:
 - Add INIT_SPL_RELATIVE dependency
 
 SPL:
 - FIT image fix
 - Enable customization of bl2_plat_get_bl31_params()
 
 Pytest:
 - Add test for octal/hex conversions
 
 Microblaze:
 - Fix manual relocation for one SPI instance
 
 Nand:
 - Convert zynq/zynqmp drivers to DM
 
 Xilinx:
 - Enable boot script location via Kconfig
 - Support OF_SEPARATE in board FDT selection
 - Remove low level uart setup it is done later by code
 - Add support for DEVICE_TREE variable passing for SPL
 
 Zynq:
 - Enable jtag boot mode via distro boot
 - Removing unused baseaddresses from hardware.h
 - DT fixups
 
 ZynqMP:
 - Fix emmc boot sequence
 - Simplify spl logic around bss and board_init_r()
 - Support psu_post_config_data() calling
 - Tune mini-nand DTS
 - Fix psu wiring for a2197 boards
 - Add runtime MMC device boot order filling in spl
 - Clear ATF handoff handling with custom bl2_plat_get_bl31_params()
 - Add support u-boot.its generation
 - Use single image configuration for all platforms
 - Enable PANIC_HANG via Kconfig
 - DT fixups
 - Firmware fixes
 - Add support for zcu208 and zcu1285
 
 Versal:
 - Fix emmc boot sequence
 - Enable board_late_init() by default
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Merge tag 'xilinx-for-v2020.04' of https://gitlab.denx.de/u-boot/custodians/u-boot-microblaze

Xilinx/FPGA changes for v2020.04

ARM64:
- Add INIT_SPL_RELATIVE dependency

SPL:
- FIT image fix
- Enable customization of bl2_plat_get_bl31_params()

Pytest:
- Add test for octal/hex conversions

Microblaze:
- Fix manual relocation for one SPI instance

Nand:
- Convert zynq/zynqmp drivers to DM

Xilinx:
- Enable boot script location via Kconfig
- Support OF_SEPARATE in board FDT selection
- Remove low level uart setup it is done later by code
- Add support for DEVICE_TREE variable passing for SPL

Zynq:
- Enable jtag boot mode via distro boot
- Removing unused baseaddresses from hardware.h
- DT fixups

ZynqMP:
- Fix emmc boot sequence
- Simplify spl logic around bss and board_init_r()
- Support psu_post_config_data() calling
- Tune mini-nand DTS
- Fix psu wiring for a2197 boards
- Add runtime MMC device boot order filling in spl
- Clear ATF handoff handling with custom bl2_plat_get_bl31_params()
- Add support u-boot.its generation
- Use single image configuration for all platforms
- Enable PANIC_HANG via Kconfig
- DT fixups
- Firmware fixes
- Add support for zcu208 and zcu1285

Versal:
- Fix emmc boot sequence
- Enable board_late_init() by default
2020-01-16 09:45:40 -05:00
Baruch Siach
e42afd8416 spl: mmc: support uboot image offset on main partition
On Armada 38x platforms the ROM code loads SPL from offset 0 of eMMC
hardware boot partitions. When there are no boot partitions (i.e. SD
card) the ROM skips the first sector that usually contains the (logical)
partition table. Since the generated .kwb image contains the main U-Boot
image in a fixed location (0x140 sectors by default), we end up with the
main U-Boot image in offset of 1 sector. The current workaround is to
manually set CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR to 0x141 to
compensate for that.

This patch uses the run-time detected boot partition to determine the
right offset of the main U-Boot partition. The generated .kwb image is
now compatible with both eMMC boot partition, and SD card main data
partition.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
2020-01-16 10:58:52 +01:00
Vignesh Raghavendra
74326a320a Kconfig: Rename CONFIG_SPL_DMA_SUPPORT to CONFIG_SPL_DMA
Rename CONFIG_SPL_DMA_SUPPORT to CONFIG_SPL_DMA. This allows to use
macros such as CONFIG_IS_ENABLED() that allow conditional compilation of
code for SPL and U-Boot.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-15 19:50:27 -05:00
Giulio Benetti
1054344fa4 spl: fix entry_point equal to load_addr
At the moment entry_point is set to image_get_load(header) that sets it
to "load address" instead of "entry point", assuming entry_point is
equal to load_addr, but it's not true. Then load_addr is set to
"entry_point - header_size", but this is wrong too since load_addr is
not an entry point.

So use image_get_ep() for entry_point assignment and image_get_load()
for load_addr assignment.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-14 22:53:59 +01:00
Michal Simek
5c03c990d1 spl: atf: Enable option to rewrite bl2_plat_get_bl31_params()
Xilinx ZynqMP platform is passing information to ATF in private format and
ATF bl31 parameters are not used. That's why enable option to rewrite this
function by platform specific implementation.

The patch also move and update kernel-doc format with missing parameters.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2020-01-14 09:05:54 +01:00
Michal Simek
935568eecc spl: atf: Add missing ndepth initialization
ndepth needs to be initialized before it is used in fdt_next_node().
Uninitialized value is causing that node is found and depth increase but
won't pass condition below because initial state wasn't setup.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2020-01-14 09:05:53 +01:00
Eugeniu Rosca
b84acf1056 dtimg/am57xx_evm_defconfig: Rename dtimg to adtimg
Rename the existing 'dtimg' command to 'adtimg', in order to:
 - Suggest the Android origins and scope
 - Be consistent with the upcoming 'abootimg' command (naming
   suggested by Simon [*])

The change in _not_ backward compatible, but its benefits outweigh its
downsides, given that we don't expect active users of 'dtimg' today.

Perform the rename in several steps:
 1. Rename *.c file and Kconfig symbol. This should allow
    'git log --follow' to properly track the history of 'adtimg.c'
 2. 's/dtimg/adtimg/g' in the internal namespace of 'adtimg.c'

ELF comparison [**] before and after shows no functional change.

[*] https://patchwork.ozlabs.org/patch/1182212/#2291600
[**] diff -u <(objdump -d cmd/dtimg.o) <(objdump -d cmd/adtimg.o)

Cc: Tom Rini <trini@konsulko.com>
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Reviewed-by: Simon Glass<sjg@chromium.org>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
2020-01-10 14:18:26 -05:00
Simon Goldschmidt
c82abaa5d6 spl: fix stack usage check if gd is not initialized
Most platforms do not set up gd->start_addr_sp in SPL. Since this is
required for CONFIG_SPL_SYS_REPORT_SACK_F_USAGE to work correctly, set
up gd->start_addr_sp in SPL to the value passed to
board_init_f_init_reserve if it is not set yet.

Fixes: d8c0332031 ("spl: implement stack usage check")
Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
2020-01-10 10:25:13 -05:00
Tom Rini
a74a2134b2 Merge branch 'master' of git://git.denx.de/u-boot-usb
- DFU updates
2020-01-09 08:51:57 -05:00
Tom Rini
7086de4948 Pull request for UEFI sub-system for efi-2020-04-rc1
This pull request provides:
 
 * support for FIT images for UEFI binaries
 * drivers for hardware random number generators
 * an implementation of the EFI_RNG_PROTOCOL
 * a sub-command for efidebug to display configuration tables
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Merge tag 'efi-2020-04-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi

Pull request for UEFI sub-system for efi-2020-04-rc1

This pull request provides:

* support for FIT images for UEFI binaries
* drivers for hardware random number generators
* an implementation of the EFI_RNG_PROTOCOL
* a sub-command for efidebug to display configuration tables
2020-01-08 18:57:11 -05:00
Tom Rini
ce022f2857 Merge branch 'master' of git://git.denx.de/u-boot-socfpga 2020-01-08 15:23:49 -05:00
Cristian Ciocaltea
ecc7fdaa9e bootm: Add a bootm command for type IH_OS_EFI
Add support for booting EFI binaries contained in FIT images.
A typical usage scenario is chain-loading GRUB2 in a verified
boot environment.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2020-01-07 18:08:21 +01:00
Cristian Ciocaltea
a031b03f64 image: Add IH_OS_EFI for EFI chain-load boot
Add a new OS type to be used for chain-loading an EFI compatible
firmware or boot loader like GRUB2, possibly in a verified boot
scenario.

Bellow is sample ITS file that generates a FIT image supporting
secure boot. Please note the presence of 'os = "efi";' line, which
identifies the currently introduced OS type:

/ {
    #address-cells = <1>;

    images {
        efi-grub {
            description = "GRUB EFI";
            data = /incbin/("bootarm.efi");
            type = "kernel_noload";
            arch = "arm";
            os = "efi";
            compression = "none";
            load = <0x0>;
            entry = <0x0>;
            hash-1 {
                algo = "sha256";
            };
        };
    };

    configurations {
        default = "config-grub";
        config-grub {
            kernel = "efi-grub";
            signature-1 {
                algo = "sha256,rsa2048";
                sign-images = "kernel";
            };
        };
    };
};

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2020-01-07 18:08:21 +01:00
Jean-Jacques Hiblot
152781d464 spl: fit: Allow the board to tell if more images must be loaded from FIT
spl_fit_get_image_name() is used to get the names of the images that the
SPL must load from the FIT. It relies on the content of a property present
in the FIT. The list of images is thus statically defined in the FIT.
With this scheme, it quickly becomes hard to manage combinations of more
than a handful of images.
To address this problem, give the board driver code the opportunity to
add to the list of images. The images from the FIT property are loaded
first, and then the board_get_fit_loadable() is called to get more image
names.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:13:25 -05:00
Jean-Jacques Hiblot
c1648d056e spl: fit: constify the output parameter of spl_fit_get_image_name()
There is no need for it to be non-constant. Making it constant, allows to
return constant string without warning.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:12:47 -05:00
Jean-Jacques Hiblot
19141d6983 spl: fit: be more verbose when an error occurs when applying the overlays
There are many ways the overlay application can fail.
2 of them are probably the most common:
- the application itself failed. Usually this is comes from an unresolved
  reference
- DTBO not available in FIT (could be because of a typo)

In both case it is good to be more explicit about the error and at least
show which overlay is failing.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:12:47 -05:00
Jean-Jacques Hiblot
24bf44cf88 spl: fit: Do not fail immediately if an overlay is not available
If one overlay that must be applied cannot be found in the FIT, the current
implementation stops applying the overlays. Let's make it skip only the
failing overlay instead.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:12:47 -05:00
Jean-Jacques Hiblot
ea376ebc9b spl: fit: allocate a temporary buffer to load the overlays
If the node describing an overlay does not specify a load address, it will
be loaded at the address previously used.
Fixing it by allocating a temporary buffer that will be used as a
default load address. By default, the size of the buffer is 64kB which
should be plenty for most use cases.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:12:47 -05:00
Jean-Jacques Hiblot
99329be2c5 spl: fit: Make room in the FDT before applying overlays
Make room in the FDT before applying the overlay, otherwise it may fail if
the overlay is big. As the exact added size is not known in advance, just
add the size of the overlay.
Move after the end of the application of the overlays, the resize  of the
FDT for the injection of the details on the loadables.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:12:47 -05:00
Michal Simek
9d13b87254 spl: fit: Add support for applying DT overlay
doc/uImage.FIT/overlay-fdt-boot.txt is describing how to create FIT
image with DT overlays in it.
Add support for this feature to SPL.

Here is the ZynqMP fragment where dtb points to full DT and dtbo is
overlay which should be applied on the top of dtb.
config {
        description = "ATF with full u-boot overlay";
        firmware = "atf";
        loadables = "uboot";
        fdt = "dtb", "dtbo";
};

The whole feature depends on OF_LIBFDT_OVERLAY which is adding +4kB code
and 0 for platforms which are not enabling this feature.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-01-07 11:12:47 -05:00
Jean-Jacques Hiblot
6b8b98d54d spl: fit: don't load the firmware twice
When u-boot.img is a FIT image generated automatically by mkimage, the
configuration node has the following structure:
conf-1 {
   description = "k3-am654-base-board";
   firmware = "firmware-1";
   loadables = "firmware-1";
   fdt = "fdt-1";
};

The firmware is referenced twice. Once by the 'firmware' property and
once by the 'loadables' property. Currently this result in the firmware
being loaded twice. This is not a big problem but has an impact on the
boot time.
Fixing it by not loading a loadable image if it is also the firmware image.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Andreas Dannenberg <dannenberg@ti.com>
2020-01-07 11:12:47 -05:00
Ley Foon Tan
5c9c71b660 spl: Allow cache drivers to be used in SPL
Add an option for building cache drivers in SPL.

Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
2020-01-07 14:38:33 +01:00
Andy Shevchenko
98a8f445fd dfu: Add optional timeout parameter
When the `dfu` command is called from the U-Boot environment,
it now accepts an optional parameter that specifies a timeout (in seconds).
If a DFU connection is not made within that time the `dfu` command exits
(as it would if Ctrl+C was pressed). If the timeout is left empty or being
zero the `dfu` command behaves as it does now.

This is useful for allowing U-Boot to check to see if anything wants to
upload new firmware before continuing to boot.

The patch is based on the commit
5e966ccc3c
by Sebastien Colleur, which has been heavily reworked due to U-Boot changes
in the past.

Signed-off-by: Brad Campbell <bradjc5@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
2020-01-07 14:37:50 +01:00
Alison Wang
5d168adf2b configs: Enable SPL_FSL_PBL for some LayerScape platforms
In commit <db4080d56dec>, SPL_FSL_PBL is removed from the configs of
some LayerScape platforms. Actually, SPL_FSL_PBL is needed for SD/NAND
boot on LS1021A/LS1043A/LS1046A to create boot binary having SPL binary
in PBI format concatenated with u-boot binary. SPL_FRAMEWORK is used on
these platforms too.

Signed-off-by: Alison Wang <alison.wang@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
2019-12-26 16:00:20 +05:30
Simon Glass
e82c624d7c spl: Add methods to find the position/size of next phase
Binman supports writing the position and size of U-Boot proper and SPL
into the previous phase of U-Boot. This allows the next phase to be easily
located and loaded.

Add functions to return these useful values, along with symbols to allow
TPL to load SPL.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-12-15 11:44:28 +08:00
Simon Glass
fe08d39d1b x86: fsp: Add a new arch_fsp_init_r() hook
With FSP2 we need to run silicon init early after relocation. Add a new
hook for this.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-12-15 11:44:17 +08:00
Simon Glass
dd0edcb250 board_r: Move early-timer init later
At present the early timer init happens as soon as driver model is set up.
This makes it impossible to do anything that needs driver model but must
run before devices are probed (as needed with Intel's FSP-S, for example).

In any case it is not a good idea to tie probing of particular drivers too
closely to the DM init.

Create a new function to init the timer and put it a bit later in the
sequence.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-12-15 11:44:09 +08:00
Simon Glass
3c10dc95bd binman: Add a library to access binman entries
SPL and TPL can access information about binman entries using link-time
symbols but this is not available in U-Boot proper. Of course it could be
made available, but the intention is to just read the device tree.

Add support for this, so that U-Boot can locate entries.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-12-15 08:48:33 +08:00
Lukas Auer
0e1233ce90 spl: opensbi: wait for ack from secondary harts before entering OpenSBI
At the start, OpenSBI relocates itself to its link address. If the link
address ranges of U-Boot SPL and OpenSBI overlap, the relocation can
lead to code corruption if a hart is still running U-Boot SPL during
relocation. To avoid this problem, the main hart is specified as the
preferred boot hart to perform the relocation. This fixes the code
corruption problems based on the assumption that since the main hart
schedules the secondary harts to enter OpenSBI, it will be the last to
enter OpenSBI. However it was reported that this assumption is not
always correct.

To make sure the assumption always holds true, wait for all secondary
harts to acknowledge the call-function request before entering OpenSBI
on the main hart.

Reported-by: Rick Chen <rick@andestech.com>
Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Rick Chen <rick@andestech.com>
Tested-by: Rick Chen <rick@andestech.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
2019-12-10 08:23:10 +08:00
Lukas Auer
90ae281437 riscv: add option to wait for ack from secondary harts in smp functions
Add a wait option to smp_call_function() to wait for the secondary harts
to acknowledge the call-function request. The request is considered to
be acknowledged once each secondary hart has cleared the corresponding
IPI.

As part of the call-function request, the secondary harts invalidate the
instruction cache after clearing the IPI. This adds a delay between
acknowledgment (clear IPI) and fulfillment (call function) of the
request. We want to use the acknowledgment to be able to judge when the
request has been completed. Remove the delay by clearing the IPI after
cache invalidation and just before calling the function from the
request.

Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Rick Chen <rick@andestech.com>
Tested-by: Rick Chen <rick@andestech.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
2019-12-10 08:23:10 +08:00
Lukas Auer
b86f6d1e64 spl: opensbi: specify main hart as preferred boot hart
OpenSBI uses a relocation lottery to determine the hart to relocate
OpenSBI to its link address. In the U-Boot SPL boot flow, the main hart
schedules the secondary harts to enter OpenSBI before doing so itself.
One of the secondary harts will therefore always be the winner of the
relocation lottery. This is problematic if the link address ranges of
OpenSBI and U-Boot SPL overlap. OpenSBI will be relocated and therefore
overwrite U-Boot SPL while some harts may still run it, leading to code
corruption.

Avoid this problem by specifying the main hart as the preferred boot
hart to perform the OpenSBI relocation. The main hart will be the last
hart to enter OpenSBI, relocation can therefore occur safely.

The boot hart field was added to version 2 of the OpenSBI FW_DYNAMIC
info structure. The header file include/opensbi.h is synchronized with
include/sbi/fw_dynamic.h from the OpenSBI project to update the info
structure. The header file is recent as of commit
7a13beb21326 ("firmware: Add preferred boot HART field in struct
fw_dynamic_info").

Reported-by: Rick Chen <rick@andestech.com>
Suggested-by: Anup Patel <Anup.Patel@wdc.com>
Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Rick Chen <rick@andestech.com>
Tested-by: Rick Chen <rick@andestech.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
2019-12-10 08:23:10 +08:00
Rick Chen
31dae22faa spl: cache: Allow cache drivers in SPL
When ax25-ae350 try to enable v5l2 cache
driver in SPL configuration, it need this
option for cache support in SPL.

Signed-off-by: Rick Chen <rick@andestech.com>
Cc: KC Lin <kclin@andestech.com>
Cc: Alan Kao <alankao@andestech.com>
2019-12-10 08:23:10 +08:00
Tom Rini
2f02845817 Fixes for 2020.01
-----------------
 
 - imx8qxp_mek: increase buffer sizes and args number
 - Fixes for imx7ulp
 - imx8mm: Fix the first root clock in imx8mm_ahb_sels[]
 - colibri_imx7: reserve DDR memory for Cortex-M4
 - vining2000: fixes and convert to ethernet DM
 - imx8m: fix rom version check to unbreak some B0 chips
 - tbs2910: Disable VxWorks image booting support
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Merge tag 'u-boot-imx-20191209' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx

Fixes for 2020.01
-----------------

- imx8qxp_mek: increase buffer sizes and args number
- Fixes for imx7ulp
- imx8mm: Fix the first root clock in imx8mm_ahb_sels[]
- colibri_imx7: reserve DDR memory for Cortex-M4
- vining2000: fixes and convert to ethernet DM
- imx8m: fix rom version check to unbreak some B0 chips
- tbs2910: Disable VxWorks image booting support
2019-12-09 10:32:08 -05:00
Tom Rini
edbb8e0918 Revert "spl: fix entry_point equal to load_addr"
Due to the (seemingly bogus) assumption of a default
CONFIG_SYS_UBOOT_START value we will revert this change for now and
evaluate it again for the next release along with changes to
CONFIG_SYS_UBOOT_START.

This reverts commit d3e97b53c1.

Signed-off-by: Tom Rini <trini@konsulko.com>
2019-12-06 09:56:03 -05:00