From: Cédric Le Goater Date: Wed, 12 Jul 2023 08:01:46 +0000 (+0200) Subject: kconfig: Add PCIe devices to s390x machines X-Git-Tag: v8.1.0-rc0~9^2~3 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=cc9ff56fc338499a2de939619fbe5d4e9389094b;p=thirdparty%2Fqemu.git kconfig: Add PCIe devices to s390x machines It is useful to extend the number of available PCIe devices to KVM guests for passthrough scenarios and also to expose these models to a different (big endian) architecture. Introduce a new config PCIE_DEVICES to select models, Intel Ethernet adapters and one USB controller. These devices all support MSI-X which is a requirement on s390x as legacy INTx are not supported. Cc: Matthew Rosato Cc: Paolo Bonzini Cc: Thomas Huth Signed-off-by: Cédric Le Goater Message-ID: <20230712080146.839113-1-clg@redhat.com> Signed-off-by: Paolo Bonzini --- diff --git a/configs/devices/s390x-softmmu/default.mak b/configs/devices/s390x-softmmu/default.mak index f2287a133f3..6d87bc8b4b0 100644 --- a/configs/devices/s390x-softmmu/default.mak +++ b/configs/devices/s390x-softmmu/default.mak @@ -7,6 +7,7 @@ #CONFIG_VFIO_CCW=n #CONFIG_VIRTIO_PCI=n #CONFIG_WDT_DIAG288=n +#CONFIG_PCIE_DEVICES=n # Boards: # diff --git a/hw/net/Kconfig b/hw/net/Kconfig index 98e00be4f93..7fcc0d7faa2 100644 --- a/hw/net/Kconfig +++ b/hw/net/Kconfig @@ -41,12 +41,12 @@ config E1000_PCI config E1000E_PCI_EXPRESS bool - default y if PCI_DEVICES + default y if PCI_DEVICES || PCIE_DEVICES depends on PCI_EXPRESS && MSI_NONBROKEN config IGB_PCI_EXPRESS bool - default y if PCI_DEVICES + default y if PCI_DEVICES || PCIE_DEVICES depends on PCI_EXPRESS && MSI_NONBROKEN config RTL8139_PCI diff --git a/hw/pci/Kconfig b/hw/pci/Kconfig index 77f8b005ffb..fe70902cd82 100644 --- a/hw/pci/Kconfig +++ b/hw/pci/Kconfig @@ -8,6 +8,9 @@ config PCI_EXPRESS config PCI_DEVICES bool +config PCIE_DEVICES + bool + config MSI_NONBROKEN # selected by interrupt controllers that do not support MSI, # or support it and have a good implementation. See commit diff --git a/hw/s390x/Kconfig b/hw/s390x/Kconfig index 5e7d8a2bae8..e8d4d68ece0 100644 --- a/hw/s390x/Kconfig +++ b/hw/s390x/Kconfig @@ -5,7 +5,8 @@ config S390_CCW_VIRTIO imply VFIO_AP imply VFIO_CCW imply WDT_DIAG288 - select PCI + imply PCIE_DEVICES + select PCI_EXPRESS select S390_FLIC select SCLPCONSOLE select VIRTIO_CCW diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig index 0ec6def4b8b..0f486764ed6 100644 --- a/hw/usb/Kconfig +++ b/hw/usb/Kconfig @@ -36,7 +36,7 @@ config USB_XHCI config USB_XHCI_PCI bool - default y if PCI_DEVICES + default y if PCI_DEVICES || PCIE_DEVICES depends on PCI select USB_XHCI