On 9/3/19 7:43 PM, Park, Aiden wrote:
Use efi_add_conventional_memory_map() to configure EFI conventional memory
properly with ram_top value. This will give 32bit mode U-Boot proper
conventional memory regions even if e820 has a entry which is greater than
32bit address space.
Signed-off-by: Aiden Park <aiden.p...@intel.com>
Together with Bin's patch series for supporting >3GB
(https://lists.denx.de/pipermail/u-boot/2019-August/382332.html) I see
the following memory map on an 8GB qemu-x86_defconfig
(CONFIG_CMD_EFIDEBUG=y):
==> efidebug memmap
Type Start End Attributes
================ ================ ================ ==========
CONVENTIONAL 0000000000000000-00000000000a0000 WB
RESERVED 00000000000a0000-0000000000100000 WB
CONVENTIONAL 0000000000100000-00000000becf4000 WB
LOADER DATA 00000000becf4000-00000000becf5000 WB
BOOT DATA 00000000becf5000-00000000becf6000 WB
RUNTIME DATA 00000000becf6000-00000000bed07000 WB|RT
BOOT DATA 00000000bed07000-00000000bed09000 WB
RESERVED 00000000bed09000-00000000bed0a000 WB
BOOT DATA 00000000bed0a000-00000000bed0c000 WB
RUNTIME DATA 00000000bed0c000-00000000bed0d000 WB|RT
LOADER DATA 00000000bed0d000-00000000bff4f000 WB
RUNTIME CODE 00000000bff4f000-00000000bff50000 WB|RT
LOADER DATA 00000000bff50000-00000000c0000000 WB
RESERVED 00000000e0000000-00000000f0000000 WB
BOOT DATA 0000000100000000-0000000240000000 WB
Close to 3GB in low memory and 5 GB above the 4GB boundary.
Tested-by: Heinrich Schuchardt <xypron.g...@gmx.de>
Reviewed-by: Heinrich Schuchardt <xypron.g...@gmx.de>
@Bin:
If you plan to create a pull request for RC4, you can take both patches
to avoid unnecessary dependencies.
Otherwise I will try to get patch 1/2 into RC4.
Best regards
Heinrich
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