From: Maxime Villard <m...@m00nbsd.net>
Introduces the configure support for the new NetBSD Virtual Machine Monitor that
allows for hypervisor acceleration from usermode components on the NetBSD
platform.
Signed-off-by: Maxime Villard <m...@m00nbsd.net>
Signed-off-by: Kamil Rytarowski <n...@gmx.com>
Reviewed-by: Sergio Lopez <s...@redhat.com>
---
configure | 36 ++++++++++++++++++++++++++++++++++++
qemu-options.hx | 16 ++++++++--------
2 files changed, 44 insertions(+), 8 deletions(-)
diff --git a/configure b/configure
index 0ce2c0354a..eb456a271e 100755
--- a/configure
+++ b/configure
@@ -241,6 +241,17 @@ supported_whpx_target() {
return 1
}
+supported_nvmm_target() {
+ test "$nvmm" = "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)
@@ -268,6 +279,7 @@ supported_target() {
supported_hax_target "$1" && return 0
supported_hvf_target "$1" && return 0
supported_whpx_target "$1" && return 0
+ supported_nvmm_target "$1" && return 0
print_error "TCG disabled, but hardware accelerator not available for
'$target'"
return 1
}
@@ -387,6 +399,7 @@ kvm="no"
hax="no"
hvf="no"
whpx="no"
+nvmm="no"
rdma=""
pvrdma=""
gprof="no"
@@ -1168,6 +1181,10 @@ for opt do
;;
--enable-whpx) whpx="yes"
;;
+ --disable-nvmm) nvmm="no"
+ ;;
+ --enable-nvmm) nvmm="yes"
+ ;;
--disable-tcg-interpreter) tcg_interpreter="no"
;;
--enable-tcg-interpreter) tcg_interpreter="yes"
@@ -1768,6 +1785,7 @@ disabled with --disable-FEATURE, default is enabled if
available:
hax HAX acceleration support
hvf Hypervisor.framework acceleration support
whpx Windows Hypervisor Platform acceleration support
+ nvmm NetBSD Virtual Machine Monitor acceleration support
rdma Enable RDMA-based migration
pvrdma Enable PVRDMA support
vde support for vde network
@@ -2757,6 +2775,20 @@ if test "$whpx" != "no" ; then
fi
fi
+##########################################
+# NetBSD Virtual Machine Monitor (NVMM) accelerator check
+if test "$nvmm" != "no" ; then
+ if check_include "nvmm.h" ; then
+ nvmm="yes"
+ LIBS="-lnvmm $LIBS"
+ else
+ if test "$nvmm" = "yes"; then
+ feature_not_found "NVMM" "NVMM is not available"
+ fi
+ nvmm="no"
+ fi
+fi
+
##########################################
# Sparse probe
if test "$sparse" != "no" ; then
@@ -6495,6 +6527,7 @@ echo "KVM support $kvm"
echo "HAX support $hax"
echo "HVF support $hvf"
echo "WHPX support $whpx"
+echo "NVMM support $nvmm"
echo "TCG support $tcg"
if test "$tcg" = "yes" ; then
echo "TCG debug enabled $debug_tcg"
@@ -7771,6 +7804,9 @@ fi
if test "$target_aligned_only" = "yes" ; then
echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
fi
+if supported_nvmm_target $target; then
+ echo "CONFIG_NVMM=y" >> $config_target_mak
+fi
if test "$target_bigendian" = "yes" ; then
echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
fi
diff --git a/qemu-options.hx b/qemu-options.hx
index e9d6231438..4ddf7c91a0 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -31,7 +31,7 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
"-machine [type=]name[,prop[=value][,...]]\n"
" selects emulated machine ('-machine help' for list)\n"
" property accel=accel1[:accel2[:...]] selects
accelerator\n"
- " supported accelerators are kvm, xen, hax, hvf, whpx or
tcg (default: tcg)\n"
+ " supported accelerators are kvm, xen, hax, hvf, nvmm, whpx
or tcg (default: tcg)\n"
" vmport=on|off|auto controls emulation of vmport (default:
auto)\n"
" dump-guest-core=on|off include guest memory in a core
dump (default=on)\n"
" mem-merge=on|off controls memory merge support (default:
on)\n"
@@ -63,9 +63,9 @@ Supported machine properties are:
@table @option
@item accel=@var{accels1}[:@var{accels2}[:...]]
This is used to enable an accelerator. Depending on the target architecture,
-kvm, xen, hax, hvf, whpx or tcg can be available. By default, tcg is used. If
there is
-more than one accelerator specified, the next one is used if the previous one
-fails to initialize.
+kvm, xen, hax, hvf, nvmm, whpx or tcg can be available. By default, tcg is
used.
+If there is more than one accelerator specified, the next one is used if the
+previous one fails to initialize.
@item vmport=on|off|auto
Enables emulation of VMWare IO port, for vmmouse etc. auto says to select the
value based on accel. For accel=xen the default is off otherwise the default
@@ -110,7 +110,7 @@ ETEXI
DEF("accel", HAS_ARG, QEMU_OPTION_accel,
"-accel [accel=]accelerator[,prop[=value][,...]]\n"
- " select accelerator (kvm, xen, hax, hvf, whpx or tcg; use
'help' for a list)\n"
+ " select accelerator (kvm, xen, hax, hvf, nvmm, whpx or
tcg; use 'help' for a list)\n"
" igd-passthru=on|off (enable Xen integrated Intel graphics
passthrough, default=off)\n"
" kernel-irqchip=on|off|split controls accelerated irqchip
support (default=on)\n"
" kvm-shadow-mem=size of KVM shadow MMU in bytes\n"
@@ -120,9 +120,9 @@ STEXI
@item -accel @var{name}[,prop=@var{value}[,...]]
@findex -accel
This is used to enable an accelerator. Depending on the target architecture,
-kvm, xen, hax, hvf, whpx or tcg can be available. By default, tcg is used. If
there is
-more than one accelerator specified, the next one is used if the previous one
-fails to initialize.
+kvm, xen, hax, hvf, nvmm, whpx or tcg can be available. By default, tcg is
used.
+If there is more than one accelerator specified, the next one is used if the
+previous one fails to initialize.
@table @option
@item igd-passthru=on|off
When Xen is in use, this option controls whether Intel integrated graphics
--
2.24.1
