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efi_loader: implement EFI_DT_FIXUP_PROTOCOL

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A boot manager like GRUB can use the protocol to

* apply U-Boot's fix-ups to the a device-tree
* let U-Boot make memory reservations according to the device-tree
* install the device-tree as a configuration table

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt
2020-12-13 10:30:24 +01:00
parent 48618e9b8b
commit 94686f60a2
7 changed files with 215 additions and 80 deletions
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2
include/efi_loader.h
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@@ -411,6 +411,8 @@ void efi_runtime_detach(void);
/* efi_convert_pointer() - convert pointer to virtual address */
efi_status_t EFIAPI efi_convert_pointer(efi_uintn_t debug_disposition,
void **address);
/* Carve out DT reserved memory ranges */
void efi_carve_out_dt_rsv(void *fdt);
/* Called by bootefi to make console interface available */
efi_status_t efi_console_register(void);
/* Called by bootefi to make all disk storage accessible as EFI objects */