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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Mon, 10 Sep 2018 13:01:24 -0400
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Subject: [PATCH] EFI: more debug output on GOP and UGA probing.
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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grub-core/video/efi_gop.c | 8 +++++++-
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grub-core/video/efi_uga.c | 4 ++--
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2 files changed, 9 insertions(+), 3 deletions(-)
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diff --git a/grub-core/video/efi_gop.c b/grub-core/video/efi_gop.c
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index c9e40e8d4e9..be446f8d291 100644
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--- a/grub-core/video/efi_gop.c
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+++ b/grub-core/video/efi_gop.c
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@@ -71,7 +71,10 @@ check_protocol (void)
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handles = grub_efi_locate_handle (GRUB_EFI_BY_PROTOCOL,
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&graphics_output_guid, NULL, &num_handles);
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if (!handles || num_handles == 0)
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- return 0;
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+ {
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+ grub_dprintf ("video", "GOP: no handles\n");
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+ return 0;
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+ }
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for (i = 0; i < num_handles; i++)
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{
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@@ -81,6 +84,7 @@ check_protocol (void)
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grub_video_gop_iterate (check_protocol_hook, &have_usable_mode);
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if (have_usable_mode)
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{
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+ grub_dprintf ("video", "GOP: found usable mode\n");
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grub_free (handles);
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return 1;
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}
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@@ -89,6 +93,8 @@ check_protocol (void)
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gop = 0;
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gop_handle = 0;
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+ grub_dprintf ("video", "GOP: no usable mode\n");
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+
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return 0;
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}
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diff --git a/grub-core/video/efi_uga.c b/grub-core/video/efi_uga.c
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index 97a607c01a5..e74d6c23500 100644
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--- a/grub-core/video/efi_uga.c
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+++ b/grub-core/video/efi_uga.c
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@@ -110,7 +110,7 @@ find_card (grub_pci_device_t dev, grub_pci_id_t pciid, void *data)
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{
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int i;
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- grub_dprintf ("fb", "Display controller: %d:%d.%d\nDevice id: %x\n",
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+ grub_dprintf ("video", "Display controller: %d:%d.%d\nDevice id: %x\n",
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grub_pci_get_bus (dev), grub_pci_get_device (dev),
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grub_pci_get_function (dev), pciid);
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addr += 8;
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@@ -140,7 +140,7 @@ find_card (grub_pci_device_t dev, grub_pci_id_t pciid, void *data)
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base64 <<= 32;
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base64 |= (old_bar1 & GRUB_PCI_ADDR_MEM_MASK);
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- grub_dprintf ("fb", "%s(%d): 0x%" PRIxGRUB_UINT64_T "\n",
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+ grub_dprintf ("video", "%s(%d): 0x%" PRIxGRUB_UINT64_T "\n",
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((old_bar1 & GRUB_PCI_ADDR_MEM_PREFETCH) ?
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"VMEM" : "MMIO"), type == GRUB_PCI_ADDR_MEM_TYPE_64 ? i - 1 : i,
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base64);
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