| Commit message (Collapse) | Author | Age | Files | Lines |
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This allows using the full SPL framework on mxs devices. In this
mode, the u-boot.sb image loaded by the boot ROM contains only the
SPL which then loads U-Boot proper or a kernel in falcon mode.
Signed-off-by: Mans Rullgard <mans@mansr.com>
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With full SPL enabled, the loaded image overwrites the mxs_spl_data
location. Moving it a slightly lower address fixes this.
Signed-off-by: Mans Rullgard <mans@mansr.com>
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When building in Thumb mode, the linker might generate mode switching
stubs in .glue sections. Include these in the final link.
Signed-off-by: Mans Rullgard <mans@mansr.com>
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The code attempts to preserve the value of LR by storing it in R12/IP
across the lowevel_init() call. However, this register is not saved
by the callee. Use a register that guaranteed to be preserved instead.
Signed-off-by: Mans Rullgard <mans@mansr.com>
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With the full SPL framework enabled, lowlevel_init() is required.
Make the empty stub weak so boards can override it.
Signed-off-by: Mans Rullgard <mans@mansr.com>
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When booting in Serial Downloader mode load the U-Boot image using
ymodem.
Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
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Since commit commit 152038ea1886 ("i.MX6UL: icore: Add SPL_OF_CONTROL
support") the OPOS6UL board doesn't boot anymore. Adding SPL_DM support
makes the board boot again.
Fixes: commit 152038ea1886 ("i.MX6UL: icore: Add SPL_OF_CONTROL support")
Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
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Booting the following image with tip-of-tree we get a CAAM DECO error (and
subsequent crash due to a kernel bug in 4.1).
http://freescale.github.io/#download -> BoardsWaRPboard community - WaRP -
Wearable Reference PlatformFSL Community BSP 2.3fsl-image-multimediawayland
Image: fsl-image-multimedia-imx7s-warp-20180323-90.rootfs.sdcard
Error:
caam 30900000.caam: Entropy delay = 3200
caam 30900000.caam: failed to acquire DECO 0
<snip>
caam 30900000.caam: failed to acquire DECO 0
caam 30900000.caam: Entropy delay = 12400
caam 30900000.caam: failed to acquire DECO 0
caam 30900000.caam: failed to instantiate RNG
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at
/home/jenkins/workspace/fsl-community-bsp-pyro_xwayland_2/build/tmp/work-shared/imx7s-warp/kernel-source/mm/vmalloc.c:1465
caam_remove+0x6)
Trying to vfree() nonexistent vm area (88047000)
Modules linked in:
CPU: 0 PID: 1 Comm: swapper/0 Not tainted
4.1.36-4.1-1.0.x-imx-warp7+ga543d1b #1
Hardware name: Freescale i.MX7 Dual (Device Tree)
[<80015d54>] (unwind_backtrace) from [<80012688>] (show_stack+0x10/0x14)
[<80012688>] (show_stack) from [<8076e810>] (dump_stack+0x78/0x8c)
[<8076e810>] (dump_stack) from [<800346a0>]
(warn_slowpath_common+0x80/0xb0)
[<800346a0>] (warn_slowpath_common) from [<80034700>]
(warn_slowpath_fmt+0x30/0x40)
[<80034700>] (warn_slowpath_fmt) from [<8054c278>] (caam_remove+0x6c/0x3f4)
[<8054c278>] (caam_remove) from [<8054ce74>] (caam_probe+0x874/0xfa8)
[<8054ce74>] (caam_probe) from [<80382a7c>] (platform_drv_probe+0x48/0xa4)
[<80382a7c>] (platform_drv_probe) from [<80381328>]
(driver_probe_device+0x174/0x2a8)
[<80381328>] (driver_probe_device) from [<8038152c>]
(__driver_attach+0x8c/0x90)
[<8038152c>] (__driver_attach) from [<8037f9d4>]
(bus_for_each_dev+0x68/0x9c)
[<8037f9d4>] (bus_for_each_dev) from [<80380a68>]
(bus_add_driver+0xf4/0x1e8)
[<80380a68>] (bus_add_driver) from [<80381b38>] (driver_register+0x78/0xf4)
[<80381b38>] (driver_register) from [<80009738>]
(do_one_initcall+0x8c/0x1d0)
[<80009738>] (do_one_initcall) from [<80a66dac>]
(kernel_init_freeable+0x140/0x1d0)
[<80a66dac>] (kernel_init_freeable) from [<8076aa38>]
(kernel_init+0x8/0xe8)
[<8076aa38>] (kernel_init) from [<8000f468>] (ret_from_fork+0x14/0x2c)
---[ end trace d5f941204ed8cb28 ]---
caam: probe of 30900000.caam failed with error -11
Unable to handle kernel NULL pointer dereference at virtual address
00000004
pgd = 80004000
[00000004] *pgd=00000000
Internal error: Oops: 805 [#1] PREEMPT SMP ARM
<snip>
[<8055cdf8>] (caam_sm_startup) from [<80aa83c8>] (caam_sm_init+0x50/0x58)
[<80aa83c8>] (caam_sm_init) from [<80009738>] (do_one_initcall+0x8c/0x1d0)
[<80009738>] (do_one_initcall) from [<80a66dac>]
(kernel_init_freeable+0x140/0x1d0)
[<80a66dac>] (kernel_init_freeable) from [<8076aa38>]
(kernel_init+0x8/0xe8)
[<8076aa38>] (kernel_init) from [<8000f468>] (ret_from_fork+0x14/0x2c)
Code: e59d300c e2832010 e5843008 e5834068 (e58a2004)
---[ end trace d5f941204ed8cb29 ]---
Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
Fix: Enable the CAAM correctly by setting CONFIG_ARMV7_BOOT_SEC_DEFAULT=y
in the upstream defconfig.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Tested-by: Breno Lima <breno.lima@nxp.com>
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This patch removes warp7_secure_defconfig. A previous patch set
CONFIG_ARMV7_BOOT_SEC_DEFAULT=y on the unsecure WaRP7 config. Fabio asked
if I could confirm that the NXP and upstream kernels will boot on the WaRP7
with CONFIG_ARMV7_BOOT_SEC_DEFAULT=y. I can confirm that this is the case,
so there's no need to support the secure defconfig - drop it now.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Suggested-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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After this change the DM FEC ETH driver can be also reused on some imx53
devices.
Signed-off-by: Lukasz Majewski <lukma@denx.de>
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CONFIG_FEC_MXC_PHYADDR
Without this commit we do have an explicit dependency on CONFIG_PHYLIB
when one wants to set PHY ADDR on a iMX board (FEC + driver model).
This shall be changed to CONFIG_FEC_MXC_PHYADDR, as only when we do have
it set, we shall mask out other devices.
As a side effect, when CONFIG_FEC_MXC_PHYADDR is not set, we scan PHY bus
for connected PHY devices.
Signed-off-by: Lukasz Majewski <lukma@denx.de>
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This reverts commit b5b0e4e351e20a606de22db6a56ad6bc1e2aa8fd.
Commit f916757300c1 ("imx: Create distinct pre-processed mkimage
config files") provided a proper fix for the parallel mkimage
config files build failure, so the original workaround can be
safely reverted now.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
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mx7dsabresd_secure_defconfig was introduced to allow booting NXP kernel
that has CAAM support and needs to boot in secure mode.
Instead of keeping two different config targets for the same board,
remove mx7dsabresd_secure_defconfig and select
CONFIG_ARMV7_BOOT_SEC_DEFAULT inside mx7dsabresd_defconfig so that
this target could be used to boot both mainline and the vendor kernel.
This makes maintenance task easier and avoid potentially confusion
for the end user.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
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For most i.MX6 processors the PAD_CTL_SPEED_LOW constant is the same.
Only the i.MX6 SoloLite is an exemption. So far the code did not
consider that. Additionally, for a few i.MX6 processors the code used
the wrong value for the constant.
This patch fixes the PAD_CTL_SPEED_LOW constant for:
- i.MX6 Solo [1]
- i.MX6 DualLite [1]
- i.MX6 Dual [2]
- i.MX6 Quad [2]
- i.MX6 DualPlus [3]
- i.MX6 QuadPlus [3]
Before, it was already correct for:
- i.MX6 SoloLite [4]
- i.MX6 SoloX [5]
- i.MX6 UtraLite [6]
- i.MX6 ULL [7]
[1] https://www.nxp.com/docs/en/reference-manual/IMX6SDLRM.pdf
[2] https://www.nxp.com/docs/en/reference-manual/IMX6DQRM.pdf
[3] https://www.nxp.com/docs/en/reference-manual/iMX6DQPRM.pdf
[4] https://www.nxp.com/docs/en/reference-manual/IMX6SLRM.pdf
[5] https://www.nxp.com/docs/en/reference-manual/IMX6SXRM.pdf
[6] https://www.nxp.com/docs/en/reference-manual/IMX6ULRM.pdf
[7] https://www.nxp.com/docs/en/reference-manual/IMX6ULLRM.pdf
Signed-off-by: Mark Jonas <mark.jonas@de.bosch.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
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This patch adds support for verifying a signed boot.scr. With this in place
it's possible for run-time Linux to update boot.scr to set different
variables such as switching between different boot partitions, pointing to
different kernels etc and for u-boot to verify these changes via the HAB
prior to executing the commands contained in boot.scr.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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setexpr allows us to do arithmetic for env variables - something that is
both useful and required when doing HAB authentication without hard-coding
HAB load addresses.
This patch enables CMD_SETEXPR for the WaRP7 defconfig.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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This patch introduces the environment variable ivt_offset. When we define a
load address for Linux or DTB or any file the IVT associated with that file
is prepended. We extract the actual load addresses from u-boot.cfg and feed
these values into the code-signing process - hence we want u-boot to have
the real load addresses exported in uboot.cfg.
ivt_offset represents the addition or subtraction from the load address
that must happen to find an IVT header.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Doing secure boot on the WaRP7 using a common image format and the same
variable to represent the base address for each call means we can reduce
down the command to a single environment command.
This patch adds warp7_auth_or_fail as a wrapper around
"hab_auth_img_or_fail ${hab_ivt_addr} ${filesize} 0".
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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We need to know the name of a signed boot-script, its better to have a
separate variable for this then to simply append some fixed string to an
existing image name.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Assigning the UUID discovery path to a tweakable environment variable means
that later steps in the boot process - particularly a boot script can
change the target root partition of a particular Linux boot.
Retargeting the rootfs is an important feature when doing ping/pong
upgrades allowing a boot script to select ping or pong as necessary without
reprogramming the bootloader.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Adding CONFIG_WARP7_ROOT_PART allows a defconfig to specify which partition
is use as the root partition on WaRP7, this is a desirable change in order
to support a different partitioning schemes. The default is the current
partition #2.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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In order to sign images with the IMX code-signing-tool (CST) we need to
know the load address of a given image. The best way to derive this load
address is to make it into a define - so that u-boot.cfg contains the
address - which we can then parse when generating the IMX CST headers.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Ryan Harkin <ryan.harkin@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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This patch enables CONFIG_BOOTM_TEE. Once enabled its possible to
chain-load Linux through OPTEE.
Loading kernel to 0x80800000
=> run loadimage
Load FDT to 0x83000000
=> run loadfdt
Load OPTEE to 0x84000000
=> fatload mmc 0:5 0x84000000 /lib/firmware/uTee.optee
Then chain-load to the kernel via OPTEE
=> bootm 0x84000000 - 0x83000000
Image Name:
Image Type: ARM Trusted Execution Environment Kernel Image (uncompressed)
Data Size: 249844 Bytes = 244 KiB
Load Address: 9dffffe4
Entry Point: 9e000000
Verifying Checksum ... OK
Loading Kernel Image ... OK
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Various function associated with booting the WaRP7 in High Assurance Boot
(HAB) mode are enabled by switching on CONFIG_SECURE_BOOT.
This patch enables CONFIG_SECURE_BOOT for the WaRP7 defconfig.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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In order to sign images with the IMX code-signing-tool (CST) we need to
know the load address of a given image. The best way to derive this load
address is to make it into a define - so that u-boot.cfg contains the
address - which we can then parse when generating the IMX CST headers.
This patch makes the OPTEE_LOAD_ADDR available via u-boot.cfg for further
parsing by external tools.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Ryan Harkin <ryan.harkin@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Right now a region of 0x300000 bytes is allocated at the end of DRAM for
the purposes of loading an OPTEE firmware inside of it. This patch adds the
printout of the relevant address ranges.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Subtracts CONFIG_OPTEE_TZDRAM_SIZE from the available DRAM size.
On WaRP7 we simply define the OPTEE region as from the maximum DRAM address
minus CONFIG_OPTEE_TZDRAM_SIZE bytes.
Note the OPTEE boot process will itself subtract the DRAM region it lives
in from the memory map passed to Linux.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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Requires setting CONFIG_OPTEE=y and setting an OPTEE TrustZone DRAM base in
include/configs/warp7.h.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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This patch adds an environment variable called "hab_enabled" which gets set
to a boolean status indicating whether HAB is enabled or not.
Subsequent patches can use this environment variable to determine if its
necessary to run a given binary through the hab_auth_img console command.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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In order to correctly produce an image with a IVT/DCD header we need to
define a CSF in imximage.cfg. We just use the mx7 default here.
All we have to do with this option switched on is "make u-boot.imx" and we
then will get
- u-boot.imx
- u-boot.imx.log
The log file is really important because it gives the addresses for the HAB
that we will require to sign the u-boot image using the CST. Since the
addresses can change this logfile is a critical output.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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This patch adds BOOTROM_IVT_HDR_OFFSET at 0xC00. The BootROM expects to
find the IVT header at a particular offset in an i.MX image.
Defining the expected offset of the IVT header in the first-stage BootROM
image format is of use of later stage authentication routines where those
routines continue to follow the first-stage authentication layout.
This patch defines the first stage offset which later patch make use of.
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Cc: Utkarsh Gupta <utkarsh.gupta@nxp.com>
Cc: Breno Lima <breno.lima@nxp.com>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Tested-by: Breno Lima <breno.lima@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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commit 8519c9c98ad6 ("tools/imximage: use 0x prefix in HAB Blocks line")
adds an 0x prefix to each HAB Block number to make it easier for host tools
to process the HAB Block output, however it neglects to apply the same
prefix to the DCD Blocks directive. You need the DCD Blocks directive if
you are making a u-boot recovery image which the BootROM will accept via
the USB upload utility.
This disparity results in a fruity output like this with HAB Blocks
prefixed but DCD Blocks not prefixed - which is pretty inconsistent.
This patch fixes the difference assuming the original commit was a
legitimate change.
Old:
Image Type: Freescale IMX Boot Image
Image Ver: 2 (i.MX53/6/7 compatible)
Mode: DCD
Data Size: 430080 Bytes = 420.00 KiB = 0.41 MiB
Load Address: 877ff420
Entry Point: 87800000
HAB Blocks: 0x877ff400 0x00000000 0x00066c00
DCD Blocks: 00910000 0000002c 000001d4
New:
Image Type: Freescale IMX Boot Image
Image Ver: 2 (i.MX53/6/7 compatible)
Mode: DCD
Data Size: 430080 Bytes = 420.00 KiB = 0.41 MiB
Load Address: 877ff420
Entry Point: 87800000
HAB Blocks: 0x877ff400 0x00000000 0x00066c00
DCD Blocks: 0x00910000 0x0000002c 0x000001d4
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Cc: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Breno Lima <breno.lima@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
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This enable generic file system commands (load, ls).
Signed-off-by: Pierre-Jean TEXIER <texier.pj2@gmail.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
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use the generic filesystem command 'load' rather
than 'fatload' to avoid per-fs specific commands.
Signed-off-by: Pierre-Jean TEXIER <texier.pj2@gmail.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
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Throughput tests have shown the sunxi_mmc driver to take over 10s to
read 10MB from a fast eMMC device due to excessive delays in polling
loops.
This commit restructures the main polling loops to use get_timer(...)
to determine whether a (millisecond) timeout has expired. We choose
not to use the wait_bit function, as we don't need interruptability
with ctrl-c and have at least one case where two bits (one for an
error condition and another one for completion) need to be read and
using wait_bit would have not added to the clarity.
The observed speedup in testing on a A31 is greater than 10x (e.g. a
10MB write decreases from 9.302s to 0.884s).
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Tested-by: Mylène Josserand <mylene.josserand@bootlin.com>
Acked-by: Jagan Teki <jagan@openedev.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
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U-boot driver for sunxi-mmc uses PLL6, unlike linux kernel where
PLL5 is used, with clock rates respectively 600MHz and 768MHz.
Thus there are different phase degree steps - 24 for the kernel and
30 for u-boot.
In the kernel driver the phase is set 90 deg for output and 120 for
sample. Dividing by 30 will result values 3 and 4. Those are the
values set in the u-boot driver.
However, the condition defining delays is wrong. MMC core driver
requests clock of 52MHz, sunxi-driver sets clock of 50MHz, but
phase is set 30 deg for output and 120 deg for sample.
Apparently this works for most cards.
On A20-SOM204-EVB-eMMC there is eMMC card (KLMAG2GEND) which complains
about it. Maybe there is other boards with similar problem?
So the fix is to match delays for both u-boot and kernel.
Signed-off-by: Stefan Mavrodiev <stefan@olimex.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
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If generating a script image and no datafile has been passed in, mkimage
dies with SIGSEGV:
#0 __strchr_sse2 () at ../sysdeps/x86_64/multiarch/../strchr.S:32
#1 0x0000000000403818 in main
at tools/mkimage.c:503
Add explicit test for datafile to fix this.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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The size of 'filebuf' was not increased as more and more bytes are read
from stdin, but 'filebuf' was always reallocated to the same fix size.
This works as long as only less bytes than the initial buffer size come
in, for more input this will segfault. (It actually does, I tested
that.) So for each loop cycle the buffer size has to be increased by the
number of bytes we want to read.
Signed-off-by: Alexander Dahl <ada@thorsis.com>
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On success read() returns the number of bytes read or zero for EOF. On
error -1 is returned and errno is set, so the right way to test if read
had failed is to test the return value instead of errno.
Signed-off-by: Alexander Dahl <ada@thorsis.com>
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Uart status register is named USART_ISR on STM32F7, STM32H7
and STM32MP1 SoCs family, but USART_SR only on STM32F4 SoCs.
Use USART_ISR_ prefix instead of USART_SR_ .
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
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Enable uart overrun feature which allows to benefits of uart
FIFO usage.
Previously overrun management was disabled, this has to effect
to bypassed the uart FIFO usage even if FIFO was enabled.
In particular configuration, for example when video console is
enabled, copy/pasting a long command line in console results in
corruption. This is due to the fact that a lot of time is consumed
in flushing the cache during frame buffer update, so uart chars are
not read fast enough.
By using uart FIFO and managing overrun, long command line can by
copy/paste in console without being corrupted.
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
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If SPL serial support is disabled nothing brings in sprintf, snprintf
or simple_strtoul:
env/built-in.o: In function `regex_callback':
env/attr.c:128: undefined reference to `sprintf'
disk/built-in.o: In function `blk_get_device_by_str':
disk/part.c:386: undefined reference to `simple_strtoul'
disk/part.c:395: undefined reference to `simple_strtoul'
disk/built-in.o: In function `blk_get_device_part_str':
disk/part.c:522: undefined reference to `simple_strtoul'
disk/built-in.o: In function `part_set_generic_name':
disk/part.c:704: undefined reference to `sprintf'
drivers/built-in.o: In function `init_peripheral_ep':
drivers/usb/musb-new/musb_gadget.c:1826: undefined reference to `sprintf'
drivers/built-in.o: In function `musb_core_init':
drivers/usb/musb-new/musb_core.c:1451: undefined reference to `snprintf'
Add those dependencies here.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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We had two implementations of __assert_failed which were almost identical,
combine them into one.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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Now we have a guard for printf, disable it in the build if it's not
selected.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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When SPL serial is disabled, callers who need sprintf or strtoul fail
because their inclusion is guarded by CONFIG_SPL_SERIAL_SUPPORT/
CONFIG_TPL_SERIAL_SUPPORT.
Split printf, sprintf and strto into their own entries and then select
all of them if SERIAL_SUPPORT is enabled to match the current behaviour.
Include panic.o unconditionally as it can be called from anywhere which
uses BUG_ON().
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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If CONFIG_SPL_SERIAL_SUPPORT is not set, then the build will fail:
board/ti/am335x/built-in.o: In function `spl_start_uboot':
board/ti/am335x/board.c:247: undefined reference to `serial_tstc'
board/ti/am335x/board.c:247: undefined reference to `serial_getc'
Avoid the calls to the serial functions in that case.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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Building with Ymodem support requires serial in SPL/TPL, add that
dependency here.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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CONFIG_SPL_SERIAL_SUPPORT had already been migrated to Kconfig, but
existed in some include files; fix those up here.
Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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