D51892.id162133.diff
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D51892.id162133.diff
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	diff --git a/usr.sbin/bhyve/amd64/Makefile.inc b/usr.sbin/bhyve/amd64/Makefile.inc
	--- a/usr.sbin/bhyve/amd64/Makefile.inc
	+++ b/usr.sbin/bhyve/amd64/Makefile.inc
	@@ -13,6 +13,7 @@
	pci_gvt-d.c \
	pci_lpc.c \
	pci_passthru.c \
	+ pci_passthru_quirks.c \
	pctestdev.c \
	pm.c \
	post.c \
	diff --git a/usr.sbin/bhyve/pci_passthru_quirks.c b/usr.sbin/bhyve/pci_passthru_quirks.c
	new file mode 100644
	--- /dev/null
	+++ b/usr.sbin/bhyve/pci_passthru_quirks.c
	@@ -0,0 +1,48 @@
	+/*-
	+ * SPDX-License-Identifier: BSD-2-Clause
	+ *
	+ * Copyright (c) 2025 Beckhoff Automation GmbH & Co. KG
	+ * Author: Corvin Köhne <c.koehne@beckhoff.com>
	+ */
	+
	+#include <dev/pci/pcireg.h>
	+
	+#include <errno.h>
	+
	+#include "pci_passthru.h"
	+
	+#define PCI_VENDOR_NVIDIA 0x10DE
	+
	+static int
	+nvidia_gpu_probe(struct pci_devinst *const pi)
	+{
	+ struct passthru_softc *sc;
	+ uint16_t vendor;
	+ uint8_t class;
	+
	+ sc = pi->pi_arg;
	+
	+ vendor = pci_host_read_config(passthru_get_sel(sc), PCIR_VENDOR, 0x02);
	+ if (vendor != PCI_VENDOR_NVIDIA)
	+ return (ENXIO);
	+
	+ class = pci_host_read_config(passthru_get_sel(sc), PCIR_CLASS, 0x01);
	+ if (class != PCIC_DISPLAY)
	+ return (ENXIO);
	+
	+ return (0);
	+}
	+
	+static int
	+nvidia_gpu_init(struct pci_devinst const pi, nvlist_t const nvl __unused)
	+{
	+ pci_set_cfgdata8(pi, PCIR_INTPIN, 1);
	+
	+ return (0);
	+}
	+
	+static struct passthru_dev nvidia_gpu = {
	+ .probe = nvidia_gpu_probe,
	+ .init = nvidia_gpu_init,
	+};
	+PASSTHRU_DEV_SET(nvidia_gpu);