On Thu, Mar 19, 2020 at 10:21:55AM +0100, Gerd Hoffmann wrote:
Add support for pci config space access via mmconfig bar. Enable for qemu q35 chipset. Main advantage is that we need only one instead of two io operations per config space access, which translates to one instead of two vmexits for virtualization.
Signed-off-by: Gerd Hoffmann email@example.com
src/hw/pci.h | 1 + src/fw/pciinit.c | 1 + src/hw/pci.c | 54 ++++++++++++++++++++++++++++++++++++++++++------ 3 files changed, 50 insertions(+), 6 deletions(-)
Reviewed-by: Stefan Hajnoczi firstname.lastname@example.org