The Rust sev library provides a C API for the AMD SEV launch ioctls, as
well as the ability to build with meson. Add the Rust sev library as a
QEMU subproject with the goal of outsourcing all SEV launch ioctls to C
APIs provided by it.
Signed-off-by: Tyler Fanelli <tfane...@redhat.com>
---
meson.build | 8 ++++++++
meson_options.txt | 2 ++
scripts/meson-buildoptions.sh | 3 +++
subprojects/sev.wrap | 6 ++++++
target/i386/meson.build | 2 +-
5 files changed, 20 insertions(+), 1 deletion(-)
create mode 100644 subprojects/sev.wrap
diff --git a/meson.build b/meson.build
index 20ceeb8158..8a17c29de8 100644
--- a/meson.build
+++ b/meson.build
@@ -960,6 +960,13 @@ if not get_option('slirp').auto() or have_system
endif
endif
+sev = not_found
+if not get_option('sev').auto()
+ sev = dependency('sev',
+ method: 'pkg-config',
+ required: get_option('sev'))
+endif
+
vde = not_found
if not get_option('vde').auto() or have_system or have_tools
vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
@@ -4331,6 +4338,7 @@ summary_info += {'libudev': libudev}
# Dummy dependency, keep .found()
summary_info += {'FUSE lseek': fuse_lseek.found()}
summary_info += {'selinux': selinux}
+summary_info += {'sev': sev}
summary_info += {'libdw': libdw}
summary(summary_info, bool_yn: true, section: 'Dependencies')
diff --git a/meson_options.txt b/meson_options.txt
index 57e265c871..5b8d283717 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -204,6 +204,8 @@ option('sdl_image', type : 'feature', value : 'auto',
description: 'SDL Image support for icons')
option('seccomp', type : 'feature', value : 'auto',
description: 'seccomp support')
+option('sev', type : 'feature', value : 'auto',
+ description: 'Rust AMD SEV library')
option('smartcard', type : 'feature', value : 'auto',
description: 'CA smartcard emulation support')
option('snappy', type : 'feature', value : 'auto',
diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh
index e4b46d5715..e585a548fa 100644
--- a/scripts/meson-buildoptions.sh
+++ b/scripts/meson-buildoptions.sh
@@ -161,6 +161,7 @@ meson_options_help() {
printf "%s\n" ' sdl-image SDL Image support for icons'
printf "%s\n" ' seccomp seccomp support'
printf "%s\n" ' selinux SELinux support in qemu-nbd'
+ printf "%s\n" ' sev SEV library support'
printf "%s\n" ' slirp libslirp user mode network backend support'
printf "%s\n" ' slirp-smbd use smbd (at path --smbd=*) in slirp
networking'
printf "%s\n" ' smartcard CA smartcard emulation support'
@@ -440,6 +441,8 @@ _meson_option_parse() {
--disable-seccomp) printf "%s" -Dseccomp=disabled ;;
--enable-selinux) printf "%s" -Dselinux=enabled ;;
--disable-selinux) printf "%s" -Dselinux=disabled ;;
+ --enable-sev) printf "%s" -Dsev=enabled ;;
+ --disable-sev) printf "%s" -Dsev=disabled ;;
--enable-slirp) printf "%s" -Dslirp=enabled ;;
--disable-slirp) printf "%s" -Dslirp=disabled ;;
--enable-slirp-smbd) printf "%s" -Dslirp_smbd=enabled ;;
diff --git a/subprojects/sev.wrap b/subprojects/sev.wrap
new file mode 100644
index 0000000000..5be1faccf6
--- /dev/null
+++ b/subprojects/sev.wrap
@@ -0,0 +1,6 @@
+[wrap-git]
+url = https://github.com/tylerfanelli/sev
+revision = b81b1da5df50055600a5b0349b0c4afda677cccb
+
+[provide]
+sev = sev_dep
diff --git a/target/i386/meson.build b/target/i386/meson.build
index 6f1036d469..8972a4fb17 100644
--- a/target/i386/meson.build
+++ b/target/i386/meson.build
@@ -20,7 +20,7 @@ i386_system_ss.add(files(
'monitor.c',
'cpu-sysemu.c',
))
-i386_system_ss.add(when: 'CONFIG_SEV', if_true: files('sev.c'), if_false:
files('sev-sysemu-stub.c'))
+i386_system_ss.add(when: 'CONFIG_SEV', if_true: [sev, files('sev.c')],
if_false: files('sev-sysemu-stub.c'))
i386_user_ss = ss.source_set()
--
2.40.1
