diff options
| author | Park, Aiden <aiden.park@intel.com> | 2019-12-18 05:56:29 +0000 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2020-02-04 01:19:26 +0800 |
| commit | a6302b7085ce12cb967234e19f2ac2c2320528f1 (patch) | |
| tree | 2c1953d574277be1de6a4c1009b32be5fb90df82 | |
| parent | 18416ba1198afaae10b91552e8b0024cb84de2fa (diff) | |
| download | u-boot-a6302b7085ce12cb967234e19f2ac2c2320528f1.tar.gz | |
doc: intel: Update serial driver changes in slimbootloader.rst
Now, Slim Bootloader uses NS16550_DYNAMIC to support serial port
configuration at runtime, so no more code change is required.
Therefore, remove unnecessary steps and fix minor typo.
Signed-off-by: Aiden Park <aiden.park@intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
| -rw-r--r-- | doc/board/intel/slimbootloader.rst | 35 |
1 files changed, 8 insertions, 27 deletions
diff --git a/doc/board/intel/slimbootloader.rst b/doc/board/intel/slimbootloader.rst index 375e676804..a8c41b1aa7 100644 --- a/doc/board/intel/slimbootloader.rst +++ b/doc/board/intel/slimbootloader.rst @@ -111,35 +111,16 @@ Download it from http://downloads.yoctoproject.org/releases/yocto/yocto-2.0/mach Build Instruction for Slim Bootloader for LeafHill (APL) target --------------------------------------------------------------- -LeafHill is using PCI UART2 device as a serial port. -For MEM32 serial port, CONFIG_SYS_NS16550_MEM32 needs to be enabled in U-Boot. +Prepare U-Boot and Slim Bootloader as described at the beginning of this page. +Also, the PayloadId needs to be set for APL board. -1. Enable CONFIG_SYS_NS16550_MEM32 in U-Boot:: - - $ vi include/configs/slimbootloader.h - +#define CONFIG_SYS_NS16550_MEM32 - #ifdef CONFIG_SYS_NS16550_MEM3 - -2. Build U-Boot:: - - $ make disclean - $ make slimbootloader_defconfig - $ make all - -3. Copy u-boot-dtb.bin to Slim Bootloader. - Slim Bootloader looks for a payload from the specific location. - Copy the build u-boot-dtb.bin to the expected location:: - - $ mkdir -p <Slim Bootloader Dir>/PayloadPkg/PayloadBins/ - $ cp <U-Boot Dir>/u-boot-dtb.bin <Slim Bootloader Dir>/PayloadPkg/PayloadBins/u-boot-dtb.bin - -4. Update PayloadId. Let's use 'U-BT' as an example:: +1. Update PayloadId. Let's use 'U-BT' as an example:: $ vi Platform/ApollolakeBoardPkg/CfgData/CfgData_Int_LeafHill.dlt -GEN_CFG_DATA.PayloadId | 'AUTO +GEN_CFG_DATA.PayloadId | 'U-BT' -5. Update payload text base. +2. Update payload text base. * PAYLOAD_EXE_BASE must be the same as U-Boot CONFIG_SYS_TEXT_BASE in board/intel/slimbootloader/Kconfig. @@ -149,18 +130,18 @@ For MEM32 serial port, CONFIG_SYS_NS16550_MEM32 needs to be enabled in U-Boot. + self.PAYLOAD_LOAD_HIGH = 0 + self.PAYLOAD_EXE_BASE = 0x00100000 -6. Build APL target. Make sure u-boot-dtb.bin and U-BT PayloadId +3. Build APL target. Make sure u-boot-dtb.bin and U-BT PayloadId in build command. The output is Outputs/apl/Stitch_Components.zip:: $ python BuildLoader.py build apl -p "OsLoader.efi:LLDR:Lz4;u-boot-dtb.bin:U-BT:Lzma" -7. Stitch IFWI. +4. Stitch IFWI. Refer to Apollolake_ page in Slim Bootloader document site:: $ python Platform/ApollolakeBoardPkg/Script/StitchLoader.py -i <Existing IFWI> -s Outputs/apl/Stitch_Components.zip -o <Output IFWI> -8. Flash IFWI. +5. Flash IFWI. Use DediProg to flash IFWI. You should reach at U-Boot serial console. @@ -175,7 +156,7 @@ Build Instruction to use ELF U-Boot 2. Build U-Boot:: - $ make disclean + $ make distclean $ make slimbootloader_defconfig $ make all $ strip u-boot (removing symbol for reduced size) |