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-rw-r--r--doc/README.x8624
1 files changed, 20 insertions, 4 deletions
diff --git a/doc/README.x86 b/doc/README.x86
index c699b79..fb87682 100644
--- a/doc/README.x86
+++ b/doc/README.x86
@@ -18,8 +18,8 @@ U-Boot supports running as a coreboot [1] payload on x86. So far only Link
on other x86 boards since coreboot deals with most of the low-level details.
U-Boot also supports booting directly from x86 reset vector without coreboot,
-aka raw support or bare support. Currently Link, Intel Crown Bay and Intel
-Minnowboard Max support running U-Boot 'bare metal'.
+aka raw support or bare support. Currently Link, Intel Crown Bay, Intel
+Minnowboard Max and Intel Galileo support running U-Boot 'bare metal'.
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.
@@ -110,7 +110,6 @@ Now you can build U-Boot and obtain u-boot.rom
$ make crownbay_defconfig
$ make all
-
Intel Minnowboard Max instructions:
This uses as FSP as with Crown Bay, except it is for the Atom E3800 series.
@@ -136,6 +135,24 @@ Now you can build U-Boot and obtain u-boot.rom
$ make minnowmax_defconfig
$ make all
+Intel Galileo instructions:
+
+Only one binary blob is needed for Remote Management Unit (RMU) within Intel
+Quark SoC. Not like FSP, U-Boot does not call into the binary. The binary is
+needed by the Quark SoC itself.
+
+You can get the binary blob from Quark Board Support Package from Intel website:
+
+* ./QuarkSocPkg/QuarkNorthCluster/Binary/QuarkMicrocode/RMU.bin
+
+Rename the file and put it to the board directory by:
+
+ $ cp RMU.bin board/intel/galileo/rmu.bin
+
+Now you can build U-Boot and obtain u-boot.rom
+
+$ make galileo_defconfig
+$ make all
Test with coreboot
------------------
@@ -203,7 +220,6 @@ mtrr - List and set the Memory Type Range Registers (MTRR). These are used to
Development Flow
----------------
-
These notes are for those who want to port U-Boot to a new x86 platform.
Since x86 CPUs boot from SPI flash, a SPI flash emulator is a good investment.