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u-boot-brain
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efi_loader: create reservations after ft_board_setup 

Some memory reservations are made in ft_board_setup(). Ensure that we
create reserved memory map entries after ft_board_setup().

The downside of this patch is that if bootefi is called multiple times with
an devicetree argument superfluous reservations for the old copies of the
device tree will exist. But that is still better than missing a reservation.

Deleting the superfluous reservations is not possible because reservations
in the memory map are rounded to page size and may be coallesced.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2020-03-14 10:59:34 +01:00
parent a4df9d8ab8
commit fef907b2e4
1 changed files with 3 additions and 3 deletions
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6
cmd/bootefi.c
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@ -263,9 +263,6 @@ efi_status_t efi_install_fdt(void *fdt)
return EFI_LOAD_ERROR;
}
/* Create memory reservations as indicated by the device tree */
efi_carve_out_dt_rsv(fdt);
/* Prepare device tree for payload */
ret = copy_fdt(&fdt);
if (ret) {
@ -278,6 +275,9 @@ efi_status_t efi_install_fdt(void *fdt)
return EFI_LOAD_ERROR;
}
/* Create memory reservations as indicated by the device tree */
efi_carve_out_dt_rsv(fdt);
/* Install device tree as UEFI table */
ret = efi_install_configuration_table(&efi_guid_fdt, fdt);
if (ret != EFI_SUCCESS) {