On Sat, Aug 12, 2023 at 03:01:19PM +0200, Tobias Powalowski via Grub-devel
wrote:
> Am 12.08.23 um 14:52 schrieb Oliver Steffen:
> > Quoting Daniel Kiper (2023-08-11 18:13:57)
> > > Hi,
> > >
> > > Sorry for late reply but I was on vacation...
> > >
> > > On Tue, Jul 18, 2023 at 02:34:08PM +0200, Tobias Powalowski via
> > > Grub-devel wrote:
> > > > Hi,
> > > >
> > > > I tried to add the bli module to my standalone grub for my project. In
> > > > qemu
> > > > testing all is fine, if trying to boot it on real hardware gives me
> > > > just a
> > > > blank screen and game over.
> > Sorry to hear that.
> > I just tried it again on a Lenovo T14s (x86_64) and I can reach the menu
> > and the grub shell without problems. What hardware are you using?
> >
> > > > Used grub version is 2.12rc1.
> > > >
> > > > Any ideas?
> > You could apply following patch. It adds debug prints to the bli modue.
> > Then enable debug output in your grub.cfg by setting
> >
> > set debug=bli
> > set pager=1
> >
> > I recommend adding
> >
> > sleep 10 --verbose --interruptible
> >
> > just after the line loading the bli module. This is to keep the
> > messages visible for a moment before the menu clears the screen (should
> > it get to there).
> > This might give us a hint where it goes wrong.
> >
> >
> > From cda95baaf0a3c0f277a5e37aff399574627b2263 Mon Sep 17 00:00:00 2001
> > From: Oliver Steffen <ostef...@redhat.com>
> > Date: Sat, 12 Aug 2023 14:23:31 +0200
> > Subject: [PATCH] bli dprint
> >
> > ---
> > grub-core/commands/bli.c | 15 ++++++++++++---
> > 1 file changed, 12 insertions(+), 3 deletions(-)
> >
> > diff --git a/grub-core/commands/bli.c b/grub-core/commands/bli.c
> > index e0d8a54f7..95caa4feb 100644
> > --- a/grub-core/commands/bli.c
> > +++ b/grub-core/commands/bli.c
> > @@ -89,23 +89,30 @@ set_loader_device_part_uuid (void)
> > grub_err_t status = GRUB_ERR_NONE;
> > char *part_uuid = NULL;
> >
> > + grub_dprintf ("bli", "getting loaded image\n");
> > image = grub_efi_get_loaded_image (grub_efi_image_handle);
> > if (image == NULL)
> > return grub_error (GRUB_ERR_BAD_DEVICE, N_("unable to find boot
> > device"));
> >
> > + grub_dprintf ("bli", "getting boot disk\n");
> > device_name = grub_efidisk_get_device_name (image->device_handle);
> > if (device_name == NULL)
> > return grub_error (GRUB_ERR_BAD_DEVICE, N_("unable to find boot
> > device"));
> >
> > + grub_dprintf ("bli", "getting uuid\n");
> > status = get_part_uuid (device_name, &part_uuid);
> >
> > if (status == GRUB_ERR_NONE)
> > - status = grub_efi_set_variable_to_string ("LoaderDevicePartUUID",
> > &bli_vendor_guid, part_uuid,
> > -
> > GRUB_EFI_VARIABLE_BOOTSERVICE_ACCESS |
> > - GRUB_EFI_VARIABLE_RUNTIME_ACCESS);
> > + {
> > + grub_dprintf ("bli", "setting var\n");
> > + status = grub_efi_set_variable_to_string
> > ("LoaderDevicePartUUID", &bli_vendor_guid, part_uuid,
> > +
> > GRUB_EFI_VARIABLE_BOOTSERVICE_ACCESS |
> > +
> > GRUB_EFI_VARIABLE_RUNTIME_ACCESS);
> > + }
> > else
> > grub_error (status, N_("unable to determine partition UUID of
> > boot device"));
> >
> > + grub_dprintf ("bli", "cleanup\n");
> > grub_free (part_uuid);
> > grub_free (device_name);
> > return status;
> > @@ -113,8 +120,10 @@ set_loader_device_part_uuid (void)
> >
> > GRUB_MOD_INIT (bli)
> > {
> > + grub_dprintf ("bli", "init start\n");
> > grub_efi_set_variable_to_string ("LoaderInfo", &bli_vendor_guid,
> > PACKAGE_STRING,
> > GRUB_EFI_VARIABLE_BOOTSERVICE_ACCESS |
> > GRUB_EFI_VARIABLE_RUNTIME_ACCESS);
> > set_loader_device_part_uuid ();
> > + grub_dprintf ("bli", "init end\n");
> > }
>
> Hi I'll try after my vaccation, give me 2 weeks and I report back.
Are you back? Could you check the patch from Oliver?
Daniel
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