69 lines
2.0 KiB
Diff
69 lines
2.0 KiB
Diff
From f0d2e5cf0f436cf48afae5e7b86bd5bd7e137751 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Thu, 1 Jun 2023 13:57:11 +0200
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Subject: [PATCH 24/27] ArmVirt/PlatformBootManagerLib: factor out IsVirtio()
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IsVirtioRng() becomes just a thin wrapper for IsVirtio().
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This allows to add similar thin wrappers for other virtio
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devices in the future.
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
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(cherry picked from commit a196b04926e70880334fcd649837d0ac63b0bfd5)
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---
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.../PlatformBootManagerLib/PlatformBm.c | 26 +++++++++++++++----
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1 file changed, 21 insertions(+), 5 deletions(-)
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diff --git a/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c b/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
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index 10c815378cd5..5eb6f0f9c14a 100644
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--- a/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
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+++ b/ArmVirtPkg/Library/PlatformBootManagerLib/PlatformBm.c
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@@ -269,15 +269,16 @@ IsPciDisplay (
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}
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/**
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- This FILTER_FUNCTION checks if a handle corresponds to a Virtio RNG device at
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- the VIRTIO_DEVICE_PROTOCOL level.
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+ This function checks if a handle corresponds to the Virtio Device ID given
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+ at the VIRTIO_DEVICE_PROTOCOL level.
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**/
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STATIC
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BOOLEAN
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EFIAPI
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-IsVirtioRng (
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+IsVirtio (
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IN EFI_HANDLE Handle,
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- IN CONST CHAR16 *ReportText
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+ IN CONST CHAR16 *ReportText,
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+ IN UINT16 VirtIoDeviceId
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)
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{
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EFI_STATUS Status;
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@@ -293,7 +294,22 @@ IsVirtioRng (
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}
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return (BOOLEAN)(VirtIo->SubSystemDeviceId ==
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- VIRTIO_SUBSYSTEM_ENTROPY_SOURCE);
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+ VirtIoDeviceId);
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+}
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+
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+/**
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+ This FILTER_FUNCTION checks if a handle corresponds to a Virtio RNG device at
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+ the VIRTIO_DEVICE_PROTOCOL level.
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+**/
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+STATIC
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+BOOLEAN
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+EFIAPI
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+IsVirtioRng (
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+ IN EFI_HANDLE Handle,
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+ IN CONST CHAR16 *ReportText
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+ )
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+{
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+ return IsVirtio (Handle, ReportText, VIRTIO_SUBSYSTEM_ENTROPY_SOURCE);
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}
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/**
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--
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2.40.1
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