Blame SOURCES/0149-boot-Make-sure-all-partitions-drivers-are-connected.patch
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From 57b58ec8a72f00a66b43e7975ed3825dc28b851f Mon Sep 17 00:00:00 2001
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From: Jan Janssen <medhefgo@web.de>
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Date: Sun, 27 Nov 2022 13:53:30 +0100
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Subject: [PATCH] boot: Make sure all partitions drivers are connected
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(cherry picked from commit 7f19be808c9cb9cabcaf1e48ccff875fa8191d3a)
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Related: #2138081
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---
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src/boot/efi/xbootldr.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/boot/efi/xbootldr.c b/src/boot/efi/xbootldr.c
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index e5b9ca7268..7fef909312 100644
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--- a/src/boot/efi/xbootldr.c
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+++ b/src/boot/efi/xbootldr.c
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@@ -201,6 +201,10 @@ static EFI_STATUS find_device(EFI_HANDLE *device, EFI_DEVICE_PATH **ret_device_p
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if (err != EFI_SUCCESS)
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return err;
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+ /* The drivers for other partitions on this drive may not be initialized on fastboot firmware, so we
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+ * have to ask the firmware to do just that. */
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+ (void) BS->ConnectController(disk_handle, NULL, NULL, true);
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+
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err = BS->HandleProtocol(disk_handle, &BlockIoProtocol, (void **)&block_io);
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if (err != EFI_SUCCESS)
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return err;
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