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Add the Windows Hypervisor Platform accelerator.

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Introduces the configure support for the new Windows Hypervisor Platform that
allows for hypervisor acceleration from usermode components on the Windows
platform.

Signed-off-by: Justin Terry (VM) <juterry@microsoft.com>
Message-Id: <1516655269-1785-2-git-send-email-juterry@microsoft.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Justin Terry (VM) 2018-01-22 13:07:46 -08:00 • committed by Paolo Bonzini
parent 8f6d701044
commit d661d9a42b
2 changed files with 51 additions and 5 deletions
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48
configure vendored
View file

@ -222,6 +222,17 @@ supported_hvf_target() {
return 1
}
supported_whpx_target() {
test "$whpx" = "yes" || return 1
glob "$1" "*-softmmu" || return 1
case "${1%-softmmu}" in
i386|x86_64)
return 0
;;
esac
return 1
}
supported_target() {
case "$1" in
*-softmmu)
@ -248,6 +259,7 @@ supported_target() {
supported_xen_target "$1" && return 0
supported_hax_target "$1" && return 0
supported_hvf_target "$1" && return 0
supported_whpx_target "$1" && return 0
print_error "TCG disabled, but hardware accelerator not available for '$target'"
return 1
}
@ -338,6 +350,7 @@ vhost_user=""
kvm="no"
hax="no"
hvf="no"
whpx="no"
rdma=""
gprof="no"
debug_tcg="no"
@ -1058,6 +1071,10 @@ for opt do
;;
--enable-hvf) hvf="yes"
;;
--disable-whpx) whpx="no"
;;
--enable-whpx) whpx="yes"
;;
--disable-tcg-interpreter) tcg_interpreter="no"
;;
--enable-tcg-interpreter) tcg_interpreter="yes"
@ -1557,6 +1574,7 @@ disabled with --disable-FEATURE, default is enabled if available:
kvm KVM acceleration support
hax HAX acceleration support
hvf Hypervisor.framework acceleration support
whpx Windows Hypervisor Platform acceleration support
rdma RDMA-based migration support
vde support for vde network
netmap support for netmap network
@ -2455,6 +2473,30 @@ if test "$xen_pv_domain_build" = "yes" &&
"which requires Xen support."
fi
##########################################
# Windows Hypervisor Platform accelerator (WHPX) check
if test "$whpx" != "no" ; then
cat > $TMPC << EOF
#include <windows.h>
#include <winhvplatform.h>
#include <winhvemulation.h>
int main(void) {
WHV_CAPABILITY whpx_cap;
WHvGetCapability(WHvCapabilityCodeFeatures, &whpx_cap, sizeof(whpx_cap));
return 0;
}
EOF
if compile_prog "" "-lwinhvplatform -lwinhvemulation" ; then
libs_softmmu="$libs_softmmu -lwinhvplatform -lwinhvemulation"
whpx="yes"
else
if test "$whpx" = "yes"; then
feature_not_found "winhvplatform" "winhvemulation is not installed"
fi
whpx="no"
fi
fi
##########################################
# Sparse probe
if test "$sparse" != "no" ; then
@ -5648,6 +5690,7 @@ echo "Install blobs $blobs"
echo "KVM support $kvm"
echo "HAX support $hax"
echo "HVF support $hvf"
echo "WHPX support $whpx"
echo "TCG support $tcg"
if test "$tcg" = "yes" ; then
echo "TCG debug enabled $debug_tcg"
@ -5815,7 +5858,7 @@ if test "$mingw32" = "yes" ; then
echo "CONFIG_QGA_NTDDDISK=y" >> $config_host_mak
fi
if test "$guest_agent_msi" = "yes"; then
echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
@ -6748,6 +6791,9 @@ fi
if supported_hvf_target $target; then
echo "CONFIG_HVF=y" >> $config_target_mak
fi
if supported_whpx_target $target; then
echo "CONFIG_WHPX=y" >> $config_target_mak
fi
if test "$target_bigendian" = "yes" ; then
echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
fi