Tom Rini [Wed, 5 Aug 2015 18:12:37 +0000 (14:12 -0400)]
Merge git://git.denx.de/u-boot-x86
Bin Meng [Mon, 3 Aug 2015 03:33:35 +0000 (20:33 -0700)]
x86: Document how to write PIRQ information in the device tree
Document the development flow on figuring out PIRQ information
during the U-Boot porting.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Mon, 3 Aug 2015 03:33:34 +0000 (20:33 -0700)]
pci: Remove DEBUG from pci_compat.c
Remove DEBUG in drivers/pci/pci_compat.c.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Marek Vasut [Wed, 5 Aug 2015 01:19:22 +0000 (03:19 +0200)]
usb: Fix device detection code
The code in question polls an USB port status via USB_REQ_GET_STATUS
to determine whether there is a device on the port or not. The way to
figure that out is to check two bits. Those are wPortChange[0] and
wPortStatus[0].
The wPortChange[0] indicates whether some kind of a connection status
change happened on a port (a device was plugged or unplugged). The
wPortStatus[0] bit indicates the status of the connection (plugged or
unplugged).
The current code tests whether wPortChange[0] == wPortStatus[0] and
if that's the case, considers the loop polling for the presence of a
USB device on port finished.
This works for most USB sticks, since they come up really quickly and
trigger the USB port change detection before the first iteration of the
detection loop happens. Thus, both wPortChange[0] and wPortStatus[0]
are set to 1 and thus equal. The loop is existed in it's first iteration
and the stick is detected correctly.
The problem is with some obscure USB sticks, which take some time before
they pop up on the bus after the port was enabled. In this case, both
the wPortChange[0] and wPortStatus[0] are 0. They are equal again, so
the loop again exits in the first iteration, but this is incorrect, as
such USB stick didn't have the opportunity to get detected on the bus.
Rework the code such, that it checks for wPortChange[0] first to test
if any connection change happened at all. If no change occured, keep
polling. If a change did occur, test the wPortStatus[0] to see there is
some device present on the port and only if this is the case, break out
of the polling loop.
This patch also trims down the duration of the polling loop from 10s
per port to 1s per port. This is still annoyingly long, but there is
no better option in case of U-Boot unfortunatelly. This change will
most likely increase the duration of 'usb start' on some platforms,
but this is needed to fix a bug.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Simon Glass <sjg@chromium.org>
Cc: Hans de Goede <hdegoede@redhat.com>
Marcel Ziswiler [Wed, 5 Aug 2015 15:16:59 +0000 (17:16 +0200)]
net: asix: fix operation without eeprom
This patch fixes operation of our on-board AX88772B chip without EEPROM
but with a ethaddr coming from the regular U-Boot environment. This is
a forward port of some remaining parts initially implemented by
Antmicro.
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: Marek Vasut <marex@denx.de>
Hans de Goede [Tue, 4 Aug 2015 15:04:13 +0000 (17:04 +0200)]
sunxi: Drop our own copy of the USB_KEYBOARD options
USB_KEYBOARD is now defined in drivers/usb/Kconfig, drop our own duplicate
definition.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:12 +0000 (17:04 +0200)]
usb: USB storage-specific part ifdef in uclass
usb_stor_reset is only defined when USB storage support is enabled, thus the
function is not declared when such support is missing.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:11 +0000 (17:04 +0200)]
sunxi: MUSB gadget config provisions, with fastboot and USB mass storage support
This adds some config options to the sunxi-common config to enable the USB
download gadget and the fastboot and USB mass storage functions.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Maxime Ripard [Tue, 4 Aug 2015 15:04:10 +0000 (17:04 +0200)]
musb: sunxi: Force EP0 on re-enable
Currently, the second use of a gadget will fail, while the first one works.
Forcing the EP0 at every enable fix this issue.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:09 +0000 (17:04 +0200)]
sunxi: config update to stick with Kconfig changes
Now that some things were updated in Kconfig, they should be reflected on the
sunxi-common config too.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:08 +0000 (17:04 +0200)]
sunxi: usb: USB_MUSB_SUNXI move to musb-new Kconfig
Now that the musb-new driver has a Kconfig, we can move Kconfig options to
enable controllers to it, so that it's easier in e.g. menuconfig.
In addition, this allows declaring support for USB_MUSB_HOST/GADGET in
defconfigs instead of the USB_MUSB_SUNXI controller, that will get selected
automatically when needed.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:07 +0000 (17:04 +0200)]
usb: musb-new: Kconfig support for USB_MUSB_HOST and USB_MUSB_GADGET
Having MUSB_HOST and MUSB_GADGET in Kconfig allows more flexibility with regard
to what Kconfig options to enable, such as USB_STORAGE or USB_KEYBOARD.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:06 +0000 (17:04 +0200)]
usb: musb-new: CONFIG_MUSB prefix replacement with CONFIG_USB_MUSB
USB-related options are usually prefixed with CONFIG_USB and platform-specific
adaptation for the MUSB controller already have a CONFIG_USB_MUSB prefix, so
this switches all MUSB-related options to a CONFIG_USB_MUSB prefix, for
consistency.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:05 +0000 (17:04 +0200)]
usb: Generic USB Kconfig option, that fits both host and gadget and comments
There is no particular reason why the USB Kconfig option should be specific to
host mode. In prevision of adding MUSB host and gadget to Kconfig, this moves
the title and help message of the USB Kconfig option to a more generic format.
Adding comments to the usb Kconfig allows for a better separation and more
readability in generated configs and in menuconfig.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Paul Kocialkowski [Tue, 4 Aug 2015 15:04:04 +0000 (17:04 +0200)]
usb: USB_ARCH_HAS_HCD Kconfig option removal
The USB_ARCH_HAS_HCD currently serves no purpose and adds some confusion to the
required Kconfig options that are required to have USB support.
Dropping it makes things easier and doesn't break anything, since it was unused
anyways.
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Peter Griffin [Wed, 29 Jul 2015 21:39:29 +0000 (22:39 +0100)]
usb: dwc2: Call board_usb_init() from usb_lowlevel_init()
This patch makes the dwc2 controller like ehci / ohci / xhci controllers
by calling the board_usb_init() function from usb_lowlevel_init.
This can then be implemented by specific platforms to initialise
their USB hardware (phys / clocks etc).
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Simon Glass [Tue, 4 Aug 2015 18:34:05 +0000 (12:34 -0600)]
efi: Add a README to explain how things work
Add some documentation on the EFI implementation in U-Boot.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:34:04 +0000 (12:34 -0600)]
x86: Gracefully disable the vesa driver when running from EFI
We cannot use this driver when running from EFI as we have no direct hardware
access. In fact coreboot uses a different driver which uses tables provided
by coreboot. So far it does not seem possible to use a normal video driver
when booting from EFI.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Anatolij Gustschin <agust@denx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:34:03 +0000 (12:34 -0600)]
x86: qemu: Support operation as an EFI payload
Disable a few things which interfere with the EFI init. This allows QEMU to
to boot into EFI, load a U-Boot payload then boot to the U-Boot prompt.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:34:02 +0000 (12:34 -0600)]
x86: baytrail: Support operation as an EFI payload
Disable a few things which interfere with the EFI init. This allows the
Minnowboard MAX to boot into EFI, load a U-Boot payload then boot to the
U-Boot prompt.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:34:01 +0000 (12:34 -0600)]
x86: Add helper code for running from EFI
When U-Boot is running from EFI some of the x86 init is replaced with
EFI-specific init. For example, since DRAM has already been set up, we only
need to find it, not init it. Add these functions so that boards can easily
allow booting from EFI if required.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:34:00 +0000 (12:34 -0600)]
x86: Handle running as EFI payload
When U-Boot runs as an EFI payload it needs to avoid setting up the CPU
again. Also U-Boot currently does not handle interrupts for many devices, so
run with interrupts disabled.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:59 +0000 (12:33 -0600)]
efi: Add a command to display the memory map
The EFI memory map is passed from the stub to U-Boot in a table. Add a
command to display it in a vaguely readable fashion.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested on QEMU
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:58 +0000 (12:33 -0600)]
efi: Add functions for decoding the EFI tables
The EFI stub can pass a table to U-Boot with information about the memory map
Potentially other things will follow. Add a way to access this table.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:57 +0000 (12:33 -0600)]
x86: Add support for passing tables into U-Boot
The EFI stub provides information to U-Boot in a table. This includes the
memory map which is needed to decide where to relocate U-Boot. Collect this
information in the early init code and store it in global_data.
Fix up the BIST code at the same time since we don't have it when booting
from EFI and can assume it is 0.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:56 +0000 (12:33 -0600)]
efi: Add 64-bit payload support
Most EFI implementations use 64-bit. Add a way to build U-Boot as a 64-bit
EFI payload. The payload unpacks a (32-bit) U-Boot and starts it. This can
be enabled for x86 boards at present.
Signed-off-by: Simon Glass <sjg@chromium.org>
Improvements to how the payload is built:
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:55 +0000 (12:33 -0600)]
x86: Add a way to call 32-bit code from 64-bit mode
The procedure to drop from 64-bit mode to 32-bit is a bit messy. Add a
function to take care of it. It requires identity-mapped pages and that
the calling code is running below 4GB.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:54 +0000 (12:33 -0600)]
x86: Add an enum for some commonly-used GDT bits
Rather than add these as open-coded values, create an enum with the commonly
used flags.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:53 +0000 (12:33 -0600)]
x86: Support building the EFI stub
Add support for building a 32/64-bit EFI stub for x86. This involves
building the startup and relocation code for either i386 or x86_64.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:52 +0000 (12:33 -0600)]
efi: Add support for loading U-Boot through an EFI stub
It is useful to be able to load U-Boot onto a board even if is it already
running EFI. This can allow access to the U-Boot command interface, flexible
booting options and easier development.
The easiest way to do this is to build U-Boot as a binary blob and have an
EFI stub copy it into RAM. Add support for this feature, targeting 32-bit
initially.
Also add a way to detect when U-Boot has been loaded via a stub. This goes
in common.h since it needs to be widely available so that we avoid redoing
initialisation that should be skipped.
Signed-off-by: Simon Glass <sjg@chromium.org>
Improvements to how the payload is built:
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:51 +0000 (12:33 -0600)]
x86: Add relocation and link script for a 64-bit EFI application
Add a linker script and relocation code for building 64-bit EFI
applications. This can be used for the EFI stub.
Signed-off-by: Simon Glass <sjg@chromium.org>
Improvements to how the payload is built:
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Ben Stoltz [Tue, 4 Aug 2015 18:33:50 +0000 (12:33 -0600)]
x86: Add definitions for the x86-efi board and plumb it in
Add configuration and Kconfig changes for this board.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:49 +0000 (12:33 -0600)]
x86: Allow relocation code to build without text base
This code currently requires CONFIG_SYS_TEXT_BASE but this should be
unnecessary. As a first step, remove the build-time limitation and report an
error instead.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:48 +0000 (12:33 -0600)]
x86: dts: Add a device tree file for EFI
This contains just enough to bring up the serial UART.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Ben Stoltz [Tue, 4 Aug 2015 18:33:47 +0000 (12:33 -0600)]
x86: Add EFI board code
Add support for the efi-x86 board, which supports running U-Boot as an
EFI 32-bit application.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Ben Stoltz [Tue, 4 Aug 2015 18:33:46 +0000 (12:33 -0600)]
x86: Add support for U-Boot as an EFI application
Add the required x86 glue code. This includes the initial start-up,
relocation and jumping to efi_main(). We also need to avoid fiddling with
interrupts.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:45 +0000 (12:33 -0600)]
x86: Add asm/elf.h for x86-specific ELF definitions
Bring in this file from Linux 4.1. It supports relocation features specific
to x86.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:44 +0000 (12:33 -0600)]
x86: Support skipping relocation for EFI
When running as an EFI application we must skip relocation. Add support for
this in the x86 relocation code.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:43 +0000 (12:33 -0600)]
efi: Support building a u-boot-app.efi executable
Add support for building U-Boot as an EFI application with a .efi suffix.
This can be loaded by EFI provided that EFI has the same bit width (32-
or 64-bit) as U-Boot. This unfortunate limitation is imposed by EFI.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Ben Stoltz [Tue, 4 Aug 2015 18:33:42 +0000 (12:33 -0600)]
x86: Set up toolchain flags for running as EFI application
Adjust the toolchain flags to build U-Boot as a relocatable shared library,
as required by EFI.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Ben Stoltz [Tue, 4 Aug 2015 18:33:41 +0000 (12:33 -0600)]
efi: Drop CONFIG_SYS_TEXT_BASE for EFI
When U-Boot runs as an EFI application is does not have a definition of
CONFIG_SYS_TEXT_BASE. U-Boot is a relocatable application and the relocation
is done by EFI. U-Boot can be loaded at any address.
Ensure that this CONFIG option is not set in this case.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:40 +0000 (12:33 -0600)]
efi: Add a serial driver
Add a serial driver which makes use of EFI's console in/out service.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested on Intel Crown Bay and QEMU
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Tue, 4 Aug 2015 18:33:39 +0000 (12:33 -0600)]
Add a way to skip relocation
When running U-Boot as an EFI application we cannot relocate since we do not
have relocation information. U-Boot has already been relocated to a suitable
address.
Add a global_data flag to control skipping relocation.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:31 +0000 (15:47 -0600)]
x86: Update README to explain booting Ubuntu on Minnowmax
The steps required to boot a Linux distribution from U-Boot on x86 are not
very complicated, but it is a good idea to have these written down in an
accessible place.
Document how to examine the boot media from U-Boot, how to load a kernel,
load a ramdisk, set the kernel boot arguments and start the kernel. With
these instructions Ubuntu boots mostly normally on Minnowmax.
Note that the TSC timer does not operate correctly and gives warnings in
the boot log. I expect that ACPI support will solve this.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:29 +0000 (15:47 -0600)]
x86: minnowmax: Drop the old PCI settings
These are now in the device tree so we don't need to use the CONFIG options.
Drop them.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:26 +0000 (15:47 -0600)]
x86: dts: Fix typo in intel,irq-router.txt
Fix a small typo in this binding file.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:25 +0000 (15:47 -0600)]
x86: Drop CONFIG_DCACHE_RAM_MRC_VAR_SIZE from header file
This is provided in Kconfig so we don't need it here.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:23 +0000 (15:47 -0600)]
x86: Move CONFIG_X86_SERIAL to Kconfig
Move this config option to Kconfig and tidy up.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:22 +0000 (15:47 -0600)]
x86: Move Chrome OS options to defconfig
Drop these from the header file and use Kconfig instead.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:19 +0000 (15:47 -0600)]
dm: Add a return value comment to device_get_child()
At present this function does not specify its return value. Fix it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:18 +0000 (15:47 -0600)]
pci: Indicate prefetchable memory allocate when debugging
At present the PCI output displays 'Mem' when it allocates memory for a PCI
device, whether it is prefetchable or not. There is a distinction since the
memory comes from separate pools. Use 'Prf' instead of 'Mem' when allocating
prefetchable memory.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Mon, 27 Jul 2015 21:47:17 +0000 (15:47 -0600)]
pci: Add a constant for an invalid interrupt
Rather than using 0xff in the code, add a constant.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:38 +0000 (09:31 -0600)]
efi: Display the correct initcall pre-relocation values
With EFI the start address of U-Boot is specified differently. We could
consider just setting GD_FLG_RELOC and then setting up reloc_off. But that
flag has other implementations and we are not able to use U-Boot relocation
which this flag implies.
Instead, just add a special case for EFI.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Ben Stoltz [Fri, 31 Jul 2015 15:31:37 +0000 (09:31 -0600)]
efi: Avoid using non-existent text base
When U-Boot runs as an EFI application is does not have a definition of
CONFIG_SYS_TEXT_BASE. U-Boot is a relocatable application and the relocation
is done by EFI. U-Boot can be loaded at any address.
This is similar to how sandbox works. Adjust the early board init to deal
with this.
Signed-off-by: Ben Stoltz <stoltz@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:36 +0000 (09:31 -0600)]
efi: Add start-up library code
When running as an EFI application, U-Boot must request memory from EFI,
and provide access to the boot services U-Boot needs.
Add library code to perform these tasks. This includes efi_main() which is
the entry point from EFI. U-Boot is built as a shared library.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:35 +0000 (09:31 -0600)]
x86: Allow use of global_data with EFI
On x86 the global_data pointer is provided through a somewhat-bizarre and
x86-specific mechanism: the F segment register is set to a pointer to the
start of global_data, so that accesses can use this build-in register.
When running as an EFI application we don't want to mess with the Global
Descriptor Table (GDT) and there is little advantage (in terms of code size)
to doing so.
Allow global_data to be a simple variable in this case.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:34 +0000 (09:31 -0600)]
pci: Fix up code for CONFIG_PCI_ENUM_ONLY
This option is not used by any board but appears to still be useful, at least
for testing. With recent commits it does not build, so fix it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:33 +0000 (09:31 -0600)]
pci: Use debug() instead of DEBUGF() in pci_auto.c
This file does not need its own way of doing debug(). Clean it up to use the
new way.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Pavel Machek <pavel@denx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:32 +0000 (09:31 -0600)]
x86: Tidy up a few minor issues with interrupts
Fix a typo, remove an unused field and make sure to use existing #define
constants instead of open-coded values.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:31 +0000 (09:31 -0600)]
x86: Add some missing global_data declarations in files that use gd
Some files use global_data but don't declare it. Fix this.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:30 +0000 (09:31 -0600)]
x86: Tidy up the 64-bit calling code
The GDT works but technically the length is incorrect. Fix this and add a
comment.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:29 +0000 (09:31 -0600)]
x86: Drop unused copy_fdt_to_ram()
This is now handled by generic U-Boot code so we do not need an x86 version.
It is no-longer called, so remove it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:28 +0000 (09:31 -0600)]
x86: Tidy up global_data flags
These flags now overlap some global ones. Adjust the x86-specific flags to
avoid this. Since this requires a change to the start.S code, add a way for
tools to find the 32-bit cold reset entry point. Previously this was at a
fixed offset.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:27 +0000 (09:31 -0600)]
Reserve the top 16 flag bits for architecture-specific use
Add a convention that the generic global_data only occupy the bottom 16 bits
of the flags word, so that there is less chance of a conflict. At present the
x86 flags conflict.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:26 +0000 (09:31 -0600)]
x86: Use CR0 constants in CPU init
We should use these constants where possible.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:25 +0000 (09:31 -0600)]
x86: Add various minor tidy-ups to the 32-bit startup code
Fix a typo, improve some comments and add a little more detail in some
cases.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:24 +0000 (09:31 -0600)]
Bring in __aligned_u64 and friends to linux/types.h
These will be used for efi.h both for U-Boot running as an EFI application
and as a payload. They come from Linux 4.1.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:23 +0000 (09:31 -0600)]
Allow objcopy to work without filling gaps with 0xff
This is currently done for all targets, since 0xff is the default erased
value for most flash devices. In some cases this is not what we want (e.g.
for EFI images) so provide a command to do a vanilla objcopy.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:21 +0000 (09:31 -0600)]
elf: Add a few definitions for 64-bit relocation
Provide the types necessary to relocate 64-bit images.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:20 +0000 (09:31 -0600)]
dm: serial: Correct logic in serial_find_console_or_panic()
In a final attempt to find a console UART this function uses the first
first available serial device. However the check for a valid device is
inverted.
This code is only executed when there is in fact no serial UART, but at
present it can fail to reach the panic_str() call in this case, and start
trying to use a non-existent UART.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:19 +0000 (09:31 -0600)]
dm: core: Check for empty list in uclass_find_device()
This function needs to check the list has entries before traversing it.
Fix this bug.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Simon Glass [Fri, 31 Jul 2015 15:31:18 +0000 (09:31 -0600)]
Support removing default assembler flags
The CFLAGS_REMOVE_<file> feature allows default C compiler flags to be
removed for particular files. Add the same feature for assembler, using
AFLAGS_REMOVE_<file>.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Peng Fan [Tue, 28 Jul 2015 14:45:37 +0000 (22:45 +0800)]
common: command add '\n' for debug msg
Add '\n' for debug msg.
Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Cc: Tom Rini <trini@konsulko.com>
Cc: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
Masahiro Yamada [Sat, 1 Aug 2015 07:03:25 +0000 (16:03 +0900)]
lib: fdt: fix indent of #ifdef..#endif conditional
Match the depth of indentation between #ifdef and #endif
for better readability.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Fri, 31 Jul 2015 07:24:40 +0000 (00:24 -0700)]
common: Print nothing in the __weak checkboard()
Do not print confusing "Board: Unknown" during boot.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Fri, 31 Jul 2015 07:24:39 +0000 (00:24 -0700)]
gitignore: Add defconfig and fdtgrep
Ignore defconfig and tools/fdtgrep.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Thu, 30 Jul 2015 10:49:18 +0000 (03:49 -0700)]
x86: bayleybay: Configure PCI IRQ
Add PCI IRQ routing information in the board device tree and enable
writing PIRQ routing table and MP table.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Thu, 30 Jul 2015 10:49:17 +0000 (03:49 -0700)]
x86: Add Intel Bayley Bay board support
Intel Bayley Bay board is a BayTrail based board. Add this board
with existing baytrail fsp support.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Thu, 30 Jul 2015 10:49:16 +0000 (03:49 -0700)]
x86: Add microcode for BayTrail-I B0 stepping
This commit adds the microcode blob for BayTrail-I B0 stepping,
CPUID signature 30671h.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Thu, 30 Jul 2015 10:49:15 +0000 (03:49 -0700)]
x86: baytrail: Update UPD setting for FSP Gold4 release
BayTrail FSP Gold4 release adds one UPD parameter to control IGD
enable/disable.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Thu, 30 Jul 2015 10:49:14 +0000 (03:49 -0700)]
x86: minnowmax: Remove smsc47x superio codes
On Intel BayTrail SoC, there is a legacy UART (I/O 0x3f8) integrated
into the SoC which is enabled by the FSP. Remove the smsc47x superio
initialization codes.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Thu, 30 Jul 2015 10:49:13 +0000 (03:49 -0700)]
x86: Sanity test on vesa parameters before setting up kernel screen_info
We should not set up kernel screen_info when the vesa parameters are
insane, otherwise kernel will panic.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Mon, 27 Jul 2015 11:16:08 +0000 (19:16 +0800)]
x86: qemu: Add MP initialization
Add a cpu1 node to the device tree and enable the MP initialization
on QEMU targets (i440fx and q35).
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Miao Yan [Mon, 27 Jul 2015 11:16:07 +0000 (19:16 +0800)]
x86: Add a 'pause' instruction in __udelay() for QEMU target
When running SMP configuration on QEMU (tcg mode, no kvm), there is
a busy loop in start_aps(), calling udelay(), that waits for APs to
show up online. However, there is a chance that VCPU1 will be timeout
waiting, IOW the secondary VCPUs haven't started their execution yet.
This patch adds a 'pause' instruction in __udelay() only for QEMU
target, to give other VCPUs a chance to run. When QEMU sees the
'pause' instruction, it will yeild the execution to other CPUs.
Signed-off-by: Miao Yan <yanmiaobest@gmail.com>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Bin Meng [Mon, 27 Jul 2015 07:33:43 +0000 (00:33 -0700)]
doc: dm: Update pci-info.txt for pci support
Correct two typos and mention how pci bus will be probed.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Bin Meng [Mon, 27 Jul 2015 07:33:39 +0000 (00:33 -0700)]
dm: pci: Allow scan bridge child devices before relocation
On some platforms pci devices behind bridge need to be probed (eg:
a pci uart on recent x86 chipset) before relocation. Remove such
limitation so that dm pci can be used before relocation.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tom Rini [Tue, 4 Aug 2015 16:21:45 +0000 (12:21 -0400)]
Merge branch 'master' of git://git.denx.de/u-boot-fsl-qoriq
Vitaly Andrianov [Mon, 3 Aug 2015 19:54:32 +0000 (15:54 -0400)]
configs: ti_armv7_keystone2: replace addr_uboot with loadaddr
This patch replaces not existing addr_uboot environment variable by
loadaddr at get_uboot_net and burn_uboot_xxx commands. Otherwise these
commands are broken.
Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
Nikhil Badola [Fri, 26 Jun 2015 11:32:18 +0000 (17:02 +0530)]
armv8/ls2085ardb: Add USB support for ls2085ardb
Add USB XHCI support for ls2085rdb platform
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Nikhil Badola [Fri, 26 Jun 2015 11:32:00 +0000 (17:02 +0530)]
armv8/ls2085aqds: Add USB support for ls2085aqds
Add USB XHCI support for ls2085qds platform
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Nikhil Badola [Fri, 26 Jun 2015 11:31:50 +0000 (17:01 +0530)]
armv8/lsch3/config: Define USB XHCI controller base address for LS2085A
Define base address of both usb xhci controllers in lsch3 config
in the format (IMMR + offset) for LS2085A
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Nikhil Badola [Fri, 26 Jun 2015 11:29:21 +0000 (16:59 +0530)]
armv8/lsch3/config: Define CONFIG_SYS_CACHELINE_SIZE for LS2085A
Define CONFIG_SYS_CACHELINE_SIZE for LS2085A which is required by
USB XHCI stack for alignment
Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
York Sun [Thu, 23 Jul 2015 21:04:48 +0000 (14:04 -0700)]
drivers/ddr/fsl: Adjust bstopre value
By default the bstopre value has been set to 0x100, used to be 1/4
value of refint. Modern DDR has increased the refresh time. Adjust
to 1/4 of refresh interval dynamically. Individual board can still
override this value in board ddr file, or to use auto-precharge.
Signed-off-by: York Sun <yorksun@freescale.com>
horia.geanta@freescale.com [Wed, 8 Jul 2015 14:24:58 +0000 (17:24 +0300)]
drivers/crypto/fsl: clean-up - use fdt_setprop_u32 helper
Signed-off-by: Horia Geantă <horia.geanta@freescale.com>
Acked-by: Ruchika Gupta<ruchika.gupta@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
horia.geanta@freescale.com [Wed, 8 Jul 2015 14:24:57 +0000 (17:24 +0300)]
drivers/crypto/fsl: fix snooping for write transactions
HW coherency won't work properly for CAAM write transactions
if AWCACHE is left to default (POR) value - 4'b0001.
It has to be programmed to 4'b0010.
For platforms that have HW coherency support:
-PPC-based: the update has no effect; CAAM coherency already works
due to the IOMMU (PAMU) driver setting the correct memory coherency
attributes
-ARM-based: the update fixes cache coherency issues,
since IOMMU (SMMU) driver is not programmed to behave similar to PAMU
Fixes:
b9eebfade974c ("fsl_sec: Add hardware accelerated SHA256 and SHA1")
Signed-off-by: Horia Geantă <horia.geanta@freescale.com>
Reviewed-by: Aneesh Bansal <aneesh.bansal@freescale.com>
Reviewed-by: Mingkai Hu <Mingkai.Hu@freescale.com>
Acked-by: Ruchika Gupta<ruchika.gupta@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
horia.geanta@freescale.com [Wed, 8 Jul 2015 14:24:56 +0000 (17:24 +0300)]
drivers/crypto/fsl: fix "era" property value on LE platforms
Use fdt_setprop_u32() instead of fdt_setprop().
Fixes:
0181937fa371a ("crypto/fsl: Add fixup for crypto node")
Signed-off-by: Horia Geantă <horia.geanta@freescale.com>
Reviewed-by: Mingkai Hu <Mingkai.Hu@freescale.com>
Acked-by: Ruchika Gupta<ruchika.gupta@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Minghuan Lian [Fri, 10 Jul 2015 03:35:09 +0000 (11:35 +0800)]
drivers/pci/layerscape: Add EP mode support
The patch will initialize PCIe controller on EP mode
1. Setup bar:
bar0 32bit 4K for specific configuration
bar1 32bit 8K for MSIX
bar2 64bit 4K for descriptor of memory
bar4 64bit 1M for DMA memory test
2. Setup iATU:
iATU inbound 0-3 to map bar transaction to memory address
started at CONFIG_SYS_PCI_EP_MEMORY_BASE
iATU outbound 0 to map 4G memory space
Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Minghuan Lian [Fri, 10 Jul 2015 03:35:08 +0000 (11:35 +0800)]
drivers/pci: Add function to find an extended capability
PCIe extends device's configuration space to 4k and provides
extended capability. The patch adds function to find them.
The code is ported from Linux PCIe driver.
Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Prabhakar Kushwaha [Tue, 7 Jul 2015 10:10:06 +0000 (15:40 +0530)]
drivers/fsl-mc: flib changes for mc 8.0.0
MC firware version 8.0.0 contains new command flags. This patch
contains modifications in FLIB files to support the new command flags.
Signed-off-by: Itai Katz <itai.katz@freescale.com>
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Alex Porosanu [Tue, 5 May 2015 13:48:35 +0000 (16:48 +0300)]
drivers/crypto/fsl: enable raw data instead of von Neumann data
The sampling of the oscillator can be done in multiple modes for
generating the entropy value. By default, this is set to von
Neumann. This patch changes the sampling to raw data, since it
has been discovered that the generated entropy has a better
'quality'.
Signed-off-by: Alex Porosanu <alexandru.porosanu@freescale.com>
Acked-by: Ruchika Gupta<ruchika.gupta@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>