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x86: Update README for new developments

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Update a few points which have become out-of-date.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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Simon Glass 2016-03-11 22:07:33 -07:00 committed by Bin Meng
parent a69ed4e6a1
commit f21069ff8a
1 changed files with 13 additions and 3 deletions
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doc/README.x86
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@ -20,8 +20,17 @@ most of the low-level details.
U-Boot also supports booting directly from x86 reset vector, without coreboot.
In this case, known as bare mode, from the fact that it runs on the
'bare metal', U-Boot acts like a BIOS replacement. Currently Link, QEMU x86
targets and all Intel boards support running U-Boot 'bare metal'.
'bare metal', U-Boot acts like a BIOS replacement. The following platforms
are supported:
- Bayley Bay
- Cougar Canyon 2 CRB
- Crown Bay CRB
- Galileo
- Link (Chromebook Pixel)
- Minnowboard MAX
- Samus (Chromebook Pixel 2015)
- QEMU x86
As for loading an OS, U-Boot supports directly booting a 32-bit or 64-bit
Linux kernel as part of a FIT image. It also supports a compressed zImage.
@ -371,7 +380,8 @@ options GENERATE_SFI_TABLE and GENERATE_MP_TABLE.
Driver Model
------------
x86 has been converted to use driver model for serial and GPIO.
x86 has been converted to use driver model for serial, GPIO, SPI, SPI flash,
keyboard, real-time clock, USB. Video is in progress.
Device Tree
-----------