Il 10/12/2016 16:01, Andrei Borzenkov ha scritto: > No, that's OK. The error is EFI_INVALID_PARAMETER which is rather > unexpected at this point. > > Stab in the dark - could you try to change loading from > > status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, file_path, > boot_image, size, > &image_handle); > > > into > > > status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, file_path, > 0, 0, > &image_handle); > > I understand that you are loading file from ESP, so it should be > directly accessible by firmware. > > And yes, please use PRIxGRUB_UINT64_T instead so code is printed in hex, > it is more readable. >
So, changes were made, and the error become: 800000000000000e I am adding the additional patch I've created for testing, just to be sure I'm doing stuff properly. -- Giovanni Santini My blog: http://giovannisantini.tk My code: https://git{hub,lab}.com/ItachiSan My GPG: 2FADEBF5
>From a187b4c082d88ebe60c90916d6db5f92fe521c43 Mon Sep 17 00:00:00 2001 From: Giovanni Santini <[email protected]> Date: Fri, 9 Dec 2016 14:38:43 +0100 Subject: [PATCH] Debugging GRUB Changes done: - Add error information to EFI chainloader command - Changing EFI file loading parameters --- grub-core/loader/efi/chainloader.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/grub-core/loader/efi/chainloader.c b/grub-core/loader/efi/chainloader.c index 522a716..2a44462 100644 --- a/grub-core/loader/efi/chainloader.c +++ b/grub-core/loader/efi/chainloader.c @@ -327,14 +327,18 @@ grub_cmd_chainloader (grub_command_t cmd __attribute__ ((unused)), #endif status = efi_call_6 (b->load_image, 0, grub_efi_image_handle, file_path, - boot_image, size, + 0, 0, &image_handle); if (status != GRUB_EFI_SUCCESS) { if (status == GRUB_EFI_OUT_OF_RESOURCES) grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of resources"); else - grub_error (GRUB_ERR_BAD_OS, "cannot load image"); + grub_error ( + GRUB_ERR_BAD_OS, + "cannot load image: %08" PRIxGRUB_UINT64_T, + (grub_int64_t) status + ); goto fail; } -- 2.10.2
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