Commit graph

88390 commits

Author SHA1 Message Date
Bin Meng
eed99ce360 cmd: pxe: Update the command help
Currently the "help" displays pxe command help text like this:

  => help
  ...
  printenv  - print environment variables
  pxe       - commands to get and boot from pxe files
  To use IPv6 add -ipv6 parameter
  qfw       - QEMU firmware interface
  ...

This does not read clearly. Remove the IPv6 stuff as it is in
the detailed help text so that it fits just a single line.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
2023-08-14 17:55:53 -04:00
Sergei Antonov
852467de92 pci: ftpci100: add new driver implementation
Add a new DM driver supporting FTPCI100 IP used in SoC designs.
This implementation is not based on the old non-DM ftpci100 code
dropped from U-Boot.

Enable the driver in sandbox_defconfig to test compilability.

Signed-off-by: Sergei Antonov <saproj@gmail.com>
2023-08-14 17:55:53 -04:00
Heinrich Schuchardt
84032b6759 fs: fat: avoid multiplication overflow
The product of two 32 bit integers is a 32 bit integer. Hence
clustcount * bytesperclust may overflow on > 4 GiB devices.

Change the type of clustcount.

Fixes: cb8af8af5b ("fs: fat: support write with non-zero offset")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2023-08-14 17:55:53 -04:00
Heinrich Schuchardt
688d62bfc8 spl: add FIT support to semihosting boot method
Allow loading a FIT image via semihosting in SPL.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2023-08-14 17:55:53 -04:00
Marek Vasut
8ee830d898 pci: Fix device_find_first_child() return value handling
This function only ever returns 0, but may not assign the second
parameter. Same thing for device_find_next_child(). Do not assign
ret to stop proliferation of this misuse.

Reported-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
2023-08-14 17:55:52 -04:00
Mark Kettenis
b99c635787 phy: Add support for the Apple Type-C PHY
This is merely a dummy driver that makes sure the DWC3 XHCI driver
finds its reset and PHY controllers.  We rely on iBoot to set up
the PHY for us.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
2023-08-14 17:51:51 -04:00
Mark Kettenis
815ce125a4 pci: apple: Enable CONFIG_SYS_PCI_64BIT
The Apple hardware supports 64-bit prefetchable memory windows so
enable CONFIG_SYS_PCI_64BIT. This fixes BAR assignments for the
Broadcom Ethernet controller used in some of the desktop machines.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
2023-08-14 17:51:50 -04:00
Tom Rini
831a80c2af Merge branch '2023-08-14-keep-fixed-gpio-regulator-count-in-balance' into next
To quote the author:

The commit 4fcba5d556 ("regulator: implement basic reference counter")
have made it more important to keep fixed/gpio regulators enable/disable
state in balance.

This series fixes an inbalance in the mmc_dw driver and changes to use
the more relaxed regulator_set_enable_if_allowed function for a few
other drivers.

The regulator_set_enable_if_allowed function is more relaxed and will
return ENOSYS if the provided regulator is NULL or when DM_REGULATOR
was disabled. Using the following call convention should be safe:

  ret = regulator_set_enable_if_allowed(<supply>, <true|false>);
  if (ret && ret != -ENOSYS)
          return ret;
2023-08-14 09:14:51 -04:00
Jonas Karlman
01b2917a19 mmc: dw_mmc: Keep vqmmc-supply enable count in balance
With the commit 4fcba5d556 ("regulator: implement basic reference
counter"), keeping regulator enablement in balance become more important.

Disable vqmmc-supply before signal voltage is changed to keep regulator
enable counter in balance.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
2023-08-14 09:14:41 -04:00
Jonas Karlman
9a2e9cc659 mmc: Use regulator_set_enable_if_allowed
With the commit 4fcba5d556 ("regulator: implement basic reference
counter") the return value of regulator_set_enable may be EALREADY or
EBUSY for fixed/gpio regulators.

Change to use the more relaxed regulator_set_enable_if_allowed to
continue if regulator already was enabled or disabled.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # P895 Tegra 3;
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>  # rockpro64-rk3399
2023-08-14 09:14:41 -04:00
Jonas Karlman
0830333c47 usb: ehci-generic: Use regulator_set_enable_if_allowed
With the commit 4fcba5d556 ("regulator: implement basic reference
counter") the return value of regulator_set_enable may be EALREADY or
EBUSY for fixed/gpio regulators.

Change to use the more relaxed regulator_set_enable_if_allowed to
continue if regulator already was enabled or disabled.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Marek Vasut <marex@denx.de>
2023-08-14 09:14:41 -04:00
Jonas Karlman
335799b725 usb: dwc2: Use regulator_set_enable_if_allowed
With the commit 4fcba5d556 ("regulator: implement basic reference
counter") the return value of regulator_set_enable may be EALREADY or
EBUSY for fixed/gpio regulators.

Change to use the more relaxed regulator_set_enable_if_allowed to
continue if regulator already was enabled or disabled.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>  # rockpro64-rk3399
Reviewed-by: Marek Vasut <marex@denx.de>
2023-08-14 09:14:41 -04:00
Jonas Karlman
d82cbc596e adc: Use regulator_set_enable_if_allowed
With the commit 4fcba5d556 ("regulator: implement basic reference
counter") the return value of regulator_set_enable may be EALREADY or
EBUSY for fixed/gpio regulators.

Change to use the more relaxed regulator_set_enable_if_allowed to
continue if regulator already was enabled or disabled.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>  # rockpro64-rk3399
2023-08-14 09:14:41 -04:00
Tom Rini
832148f675 Merge tag 'u-boot-rockchip-20230814' of https://source.denx.de/u-boot/custodians/u-boot-rockchip
- Add board: rk3568 EmbedFire Lubancat 2
- Fixes for rk3568 clock and pinctrl;
- Fixes for rk3308 clock and uart;
- rk3328 rock64 updates;
- Video fix on veyron board;
2023-08-14 09:11:09 -04:00
Tom Rini
70c45244d9 - fix NULL dereference in vidconsole_measure()
- fix simplefb format for raspberrypi-4b
  - fix typo in Kconfig
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Merge tag 'video-20230814' of https://source.denx.de/u-boot/custodians/u-boot-video

 - fix NULL dereference in vidconsole_measure()
 - fix simplefb format for raspberrypi-4b
 - fix typo in Kconfig
2023-08-14 09:09:23 -04:00
Jonas Karlman
d7009faa09 pinctrl: rockchip: Fix drive and input schmitt on RK3568
On RK3568 most pins have a configurable drive strength of level 0-5 and
some pins level 0-11. When rk3568_set_drive is called with a strength
value above 7 the drv value written to reg may overflow into the write
enable bits, resulting in a bad configuration.

This cause e.g. ethernet PHY on Radxa CM3-IO board not to work after
drive is configured according to the device tree.

  Could not get PHY for ethernet@fe010000: addr 0

Level 6-11 can be configured using a second reg for some pins, however
the drv value is reused resulting in lower 6 bits being written to reg.

Input schmitt is configured in 2-bit fields on RK3568 compared to
earlier generation and 2'b10 should be used to enable input schmitt.

Change to use regmap_update_bits with a rmask to fix the overflow issue
and closer match the linux driver. Bit shift the drv value used for the
second reg to configure drive strength level 6-11. Also write correct
values for input schmitt setting.

Fixes: 1977d746aa ("rockchip: rk3568: add rk3568 pinctrl driver")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-14 11:07:27 +08:00
Meng Li
04cc66c047 rpi: set the correct parameter for simple framebuffer node
When raspberrpi-4b platform  boots up, there are 2 sets of same bootup
log displayed on HDMI monitor screen, it looks like the screen is split
into 2 parts. The root cause is that video format of u-boot is different
from kernel. The fixing "a8r8g8b8" video format is used in u-boot, but
"r5g6b5" video format from framebuffer node is used in kernel image. In
order to avoid weird display status on screen, it needs to set the correct
parameter for simple framebuffer node even if it has existed.

Signed-off-by: Meng Li <Meng.Li@windriver.com>
2023-08-13 23:57:46 +02:00
Jason Wessel
28cd244e84 bcm2835: Add simiple-framebuffer for use with fkms
When the fkms dtb overlay is used only the simple-framebuffer is
presented as a usable video display. So, add "simple-framebuffer"
compatible to enable video driver bcm2835.

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Meng Li <Meng.Li@windriver.com>
2023-08-13 23:55:57 +02:00
Bin Meng
aba6776a71 video: kconfig: Fix a typo in SPL_VIDEO_REMOVE
Add one space between 'before' and 'loading'.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
2023-08-13 23:09:23 +02:00
Bin Meng
01c76f1a64 video: vidconsole: Fix null dereference of ops->measure
At present vidconsole_measure() tests ops->select_font before calling
ops->measure, which would result in a null dereference when the console
driver provides no ops for measure.

Fixes: b828ed7d79 ("console: Allow measuring the bounding box of text")
Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
2023-08-13 23:08:15 +02:00
Hai Pham
bb89d926fc ARM: rmobile: Update little‐endian byte order option in srec_cat command
Since srecord v1.60, option "-Little_Endian_CONSTant" is deprecated.
Fix the build warnings by updating little‐endian byte order option in
srec_cat command when generating loader header.

Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
2023-08-13 00:05:38 +02:00
Marek Vasut
a2bd99549c clk: renesas: Tear clock controller down last before booting OS
Once all the other drivers got torn down in preparation for the OS
to start, tear down the clock controller last. The clock controller
must be torn down last as some of the clock which get turned off
might have still been needed during the teardown stage of the other
drivers.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Tam Nguyen <tam.nguyen.xa@renesas.com>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
2023-08-13 00:03:36 +02:00
FUKAUMI Naoki
a73a28b329 rockchip: MAINTAINERS: fix board name for Radxa ROCK 4C+
align with other ROCK series.

Fixes: 2b506407c8 ("rockchip: Add MAINTAINERS entry for Radxa Rock 4C+")
Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:39:51 +08:00
Massimo Pegorer
c71321c7c6 dts: rockchip: rk3308: Avoid warning for serial probe on prereloc
Make device tree complete and consistent for pre relocation phase. Some
nodes are missing, causing warnings to be issued on serial port probing
during pre relocation phase (uclass_get_device_by_phandle_id fails when
called by pinctrl_select_state_full: none of these failures is fatal
nor causing issues). Add to *-u-boot.dtsi all required nodes with the
'bootph-some-ram' attribute.

Signed-off-by: Massimo Pegorer <massimo.pegorer+oss@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:37:57 +08:00
Massimo Pegorer
0cd87aac5c clk: rockchip: rk3308: Support reading UART rate and clock registers
Add support to read RK3308 registers used to configure UART clocks, and
thus to get UART rate and baudrate. This fixes clock_get_rate returning
error on serial device probing. Moreover, there is no need anymore to
use 'clock-frequency' property for UART nodes in *-u-boot.dtsi files
for all cases where UART is not inited by U-Boot proper or by SPL o by
TPL code but by a preliminary external boot phase (for Rock PI S, UART
is inited by external TPL).

Signed-off-by: Massimo Pegorer <massimo.pegorer+oss@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:37:57 +08:00
Massimo Pegorer
e4c6ccc687 clk: rockchip: rk3308: Fix ordering between masking and shifting
As per definitions of masks and shift offsets in cru_rk3308.h, values
read from registers must be first masked and then shifted. By the way,
this fix is binary invariant, because in all of fixed cases the shift
offset is zero.

Signed-off-by: Massimo Pegorer <massimo.pegorer+oss@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:37:57 +08:00
Massimo Pegorer
36adce7372 rockchip: spl: Drop out of scope debug message related to uart init
Debug uart is no more inited in board_init_f function: remove this
debug message from board_init_f. If an earliest-as-possible message
after debug uart initialization is needed, enable DEBUG_UART_ANNOUNCE
Kconfig option, instead.

Signed-off-by: Massimo Pegorer <massimo.pegorer+oss@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:37:32 +08:00
Massimo Pegorer
08e74ac3d9 rockchip: spl: Drop useless call to debug_uart_init
Since commit 0dba45864b ("arm: Init the debug UART") function
debug_uart_init is called in crt files _main before calling
board_init_f. Therefore, there is no need to call it again
inside board_init_f implementation in arm/mach-rockchip/spl.c.

Signed-off-by: Massimo Pegorer <massimo.pegorer+oss@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:37:32 +08:00
Jonas Karlman
520fece4ca rockchip: rk356x-u-boot: Set max-frequency prop in sdhci node
Most board device trees for RK356x set max-frequency = <200000000> in
the sdhci node, some boards like Quartz64 do not. This result in an
error message due to sdhci driver trying to set a clock rate of 0
instead of the max-frequency value.

  rockchip_sdhci_probe clk set rate fail!

Fix this by setting a common max-frequency in rk356x-u-boot.dtsi. A
patch to set default max-frequency of sdhci node in linux is planned.

Also remove the forced status = "okay" for the sdhci and sdmmc0 nodes,
boards already set correct state for these nodes.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:35:35 +08:00
Jonas Karlman
9296f9a8d7 clk: rockchip: rk3568: Add dummy support for GMAC speed clocks
Pine64 Quartz64 boards DT reference SCLK_GMAC1_RGMII_SPEED in the
assigned-clocks property of the gmac1 node. This result in a ENOENT
error when driver core tries to set a parent for this clock.

The clock speed in rgmii/rmii mode is changed using clk_set_rate of the
tx_rx clock and not using clk_set_parent of the speed clock.

Add dummy support for SCLK_GMAC1_RGMII_SPEED and similar clocks to clk
driver to allow a driver for gmac node to probe.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:35:35 +08:00
Jonas Karlman
ff46cd5631 clk: rockchip: rk3568: Include UART clocks in SPL
The clock driver for RK3568 does not include support for UART clocks in
SPL. This result in the following message with high enough loglevel.

  ns16550_serial serial@fe660000: pinctrl_select_state_full: uclass_get_device_by_phandle_id: err=-19

Fix this by including support for UART clocks in SPL.

Fixes: 4a262feba3 ("rockchip: rk3568: add clock driver")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Eugen Hristev <eugen.hristev@collabora.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:35:35 +08:00
Jonas Karlman
6da8400d7a clk: rockchip: rk3568: Fix mask for clk_cpll_div_25m_div
The field for clk_cpll_div_25m_div in CRU_CLKSEL_CON81 is 6 bits wide,
not 5 bits wide as currently defined in CPLL_25M_DIV_MASK.

Fix this and the assert so that CPLL_25M can be assigned a 25 MHz rate.

Fixes: 4a262feba3 ("rockchip: rk3568: add clock driver")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:35:35 +08:00
Damon Ding
acb9812034 clk: rockchip: rk3568: Fix clk selection in rk3568_pwm_get_clk
Fix use of wrong clk selection for CLK_PWM1 on RK3568.

Fixes: 4a262feba3 ("rockchip: rk3568: add clock driver")
Signed-off-by: Damon Ding <damon.ding@rock-chips.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:35:35 +08:00
Anton
6e710897aa rockchip: cru: Enable cpu info support for rk3568
Add cru structure definition in head file to support cpu_info driver.

Series-version: 2
Series-changes: 2
Format the patch header, add commit message and signature.

Signed-off-by: Anton <vao@asu-vei.ru>
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:28:30 +08:00
Alvaro Fernando García
8300cebcd6 video: avoid build failure on veyron board
533ad9dc avoided an overflow but causes compilation
failure on 32bit boards (eg. veyron speedy)

this commit uses div_u64 which has a fallback codepath
for 32bit platforms

Signed-off-by: Alvaro Fernando García <alvarofernandogarcia@gmail.com>
Tested-by: Simon Glass <sjg@chromium.org>  # chromebook_jerry
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:18:12 +08:00
Andy Yan
bb38db086c rockchip: rk3568: Add EmbedFire Lubancat 2 support
LubanCat2 is a rk3568 based SBC from EmbedFire.

Specification:
- Rockchip rk3568
- LPDDR4/4X 1/2/4/8 GB
- TF scard slot
- eMMC 8/32/64/128 GB
- Gigabit ethernet x 2
- HDMI out
- USB 2.0 Host x 1
- USB 2.0 Type-C OTG x 1
- USB 3.0 Host x 1
- Mini PCIE interface for WIFI/BT module
- M.2 key for 2280 NVME
- 40 pin header

The dts file is sync from linux mainline.

Signed-off-by: Andy Yan <andyshrk@163.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:17:59 +08:00
Jagan Teki
2fa09b455a rockchip: rv1126: Enable fdtoverlay support
Add fdtoverlay_addr_r and enable OF_LIBFDT_OVERLAY for the
use of DT overlay in RV1126.

Signed-off-by: Jagan Teki <jagan@edgeble.ai>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:14:51 +08:00
Peter Robinson
10e38327f0 rockchip: dts: rk3328: rock64: Align spi flash entry
Align the SPI flash entry with upstream. There's no need
to diverge here.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:13:44 +08:00
Peter Robinson
080030f276 rockchip: dts: rk3328: Add rng details to u-boot.dtsi
Add the rk3328 rng details to the u-boot.dtsi and
enable the RNG on the Rock64 to be able to provide
a random seed via UEFI.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
(Fix typo message)
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:13:14 +08:00
Peter Robinson
a13a7a0b45 config: rock64: enable efuse for stable mac addr
Enable the rockchip efuse driver on the Rock64 to
provide a stable ethernet address on the device.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 10:13:06 +08:00
Jonas Karlman
0e2474f550 pci: rockchip: Release resources on failing probe
The PCIe driver for RK3399 is affected by a similar issue that was fixed
for RK35xx in the commit e04b67a7f4 ("pci: pcie_dw_rockchip: release
resources on failing probe").

Resources are not released on failing probe, e.g. regulators may be left
enabled and the ep-gpio may be left in a requested state.

Change to use regulator_set_enable_if_allowed and disable regulators
after failure to keep regulator enable count balanced, ep-gpio is also
released on regulator failure.

Also add support for the vpcie12v-supply, remove unused include and
check return value from dev_read_addr_name.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2023-08-12 09:59:18 +08:00
Quentin Schulz
e5422ea512 rockchip: rk3399: remove duplicate call to regulators_enable_boot_on
An earlier commit makes the common SPL code call
regulators_enable_boot_on and regulators_enable_boot_off before
iterating over possible boot media for U-Boot proper. There is therefore
no need to do this in the rk3399-specific code, so let's remove it.

Cc: Quentin Schulz <foss+uboot@0leil.net>
Tested-by: Xavier Drudis Ferran <xdrudis@tinet.cat>
Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
2023-08-12 09:58:55 +08:00
Simon Glass
daffb0be2c bootstd: cros: Add ARM support
Support booting ChromiumOS on ARM devices using FIT. Add an entry into the
boot implementation which does not require a command line. This can be
expanded over time as the bootm code is refactored.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-11 07:33:40 -06:00
Simon Glass
c279224ea6 bootstd: Add a command to read all files for a bootflow
Some bootflows (such as EFI and ChromiumOS) delay reading the kernel until
it is needed to boot. This saves time when scanning and avoids needing to
allocate memory for something that may never be used.

To permit reading of these files, add a new 'bootflow read' command.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-11 07:33:38 -06:00
Simon Glass
cbb607d2d9 bootstd: Allow display of the x86 setup information
Provide an option to dump this information if available.

Move the funciion prototype to the common x86 header. Allow the command
line to be left out since 'bootflow info' show this itself and it is
not in the correct place in memory until the kernel is actually booted.

Fix a badly aligned heading while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-10 18:34:54 -06:00
Simon Glass
598dea978d bootstd: cros: Split up reading info and kernel
Use the two new functions to separate reading of the ChromiumOS info from
the partition from actually reading the kernel and booting it.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-10 18:34:54 -06:00
Simon Glass
074503c40a bootstd: cros: Add a function to read a kernel
The code to read the ChromiumOS information from the partition is
currently all in one function.

Create a new function which reads the kernel, assuming that the metadata
has been parsed.

For now this function is not used. Future work will plumb it in.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-10 18:34:54 -06:00
Simon Glass
f861b1ee70 bootstd: cros: Add a function to read info from partition
The code to read the ChromiumOS information from the partition is
currently all in one function. It reads the entire kernel, which is
unnecessary unless it is to be booted.

Create a new function which reads just the minimum required data from the
disk, then obtains what it needs from there.

For now this function is not used. Future work will plumb it in.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-10 18:34:54 -06:00
Simon Glass
76bd6844dc bootstd: Add private bootmeth data to the bootflow
Some bootmeths need to store their own information related to the
bootflow, in addition to the generic information in struct bootflow.
Add a pointer for this.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-10 18:34:54 -06:00
Simon Glass
1d4bbdf3e4 bootstd: cros: Add private info for ChromiumOS
Create a new private structure to hold information gleaned from the disk.
This will allow separation between reading of the bootflow information and
(later) reading the whole kernel.

Signed-off-by: Simon Glass <sjg@chromium.org>
2023-08-10 18:34:54 -06:00