From a09d2038cc5f8e45e2126461e5fb1eb9f4874be3 Mon Sep 17 00:00:00 2001 From: Alex Williamson Date: Wed, 12 Dec 2018 12:40:09 -0700 Subject: pcie: Fast PCIe root ports for new machines Change the default speed and width for new machine types to the fastest and widest currently supported. This should be compatible to the PCIe 4.0 spec. Pre-QEMU-4.0 machine types remain at 2.5GT/s, x1 width. Cc: Marcel Apfelbaum Reviewed-by: Eric Auger Signed-off-by: Alex Williamson Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/pci-bridge/gen_pcie_root_port.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'hw/pci-bridge') diff --git a/hw/pci-bridge/gen_pcie_root_port.c b/hw/pci-bridge/gen_pcie_root_port.c index ca5418a..9766edb 100644 --- a/hw/pci-bridge/gen_pcie_root_port.c +++ b/hw/pci-bridge/gen_pcie_root_port.c @@ -125,9 +125,9 @@ static Property gen_rp_props[] = { DEFINE_PROP_SIZE("pref64-reserve", GenPCIERootPort, res_reserve.mem_pref_64, -1), DEFINE_PROP_PCIE_LINK_SPEED("x-speed", PCIESlot, - speed, PCIE_LINK_SPEED_2_5), + speed, PCIE_LINK_SPEED_16), DEFINE_PROP_PCIE_LINK_WIDTH("x-width", PCIESlot, - width, PCIE_LINK_WIDTH_1), + width, PCIE_LINK_WIDTH_32), DEFINE_PROP_END_OF_LIST() }; -- cgit v1.1