From a8de0115008184788525a0fab5cb74368be808a4 Mon Sep 17 00:00:00 2001 From: Peng Hao Date: Thu, 18 Oct 2018 00:52:57 +0800 Subject: [PATCH] target-i386: add q35 0xcf8 port as coalesced_pio Signed-off-by: Peng Hao Message-Id: <1539795177-21038-6-git-send-email-peng.hao2@zte.com.cn> Signed-off-by: Paolo Bonzini --- hw/pci-host/q35.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c index 02f9576588..8ce1e09932 100644 --- a/hw/pci-host/q35.c +++ b/hw/pci-host/q35.c @@ -51,6 +51,10 @@ static void q35_host_realize(DeviceState *dev, Error **errp) sysbus_add_io(sbd, MCH_HOST_BRIDGE_CONFIG_DATA, &pci->data_mem); sysbus_init_ioports(sbd, MCH_HOST_BRIDGE_CONFIG_DATA, 4); + /* register q35 0xcf8 port as coalesced pio */ + memory_region_set_flush_coalesced(&pci->data_mem); + memory_region_add_coalescing(&pci->conf_mem, 0, 4); + pci->bus = pci_root_bus_new(DEVICE(s), "pcie.0", s->mch.pci_address_space, s->mch.address_space_io, -- GitLab