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| author | Markus Armbruster <armbru@redhat.com> | 2019-03-08 14:14:45 +0100 |
|---|---|---|
| committer | Markus Armbruster <armbru@redhat.com> | 2019-03-11 22:54:25 +0100 |
| commit | e33763be7cd3769c9ae48e67d775348863fdabdb (patch) | |
| tree | 7213d07955d6baeb412dbd717cfae9f12cef2d05 /docs | |
| parent | ebc29e1beab02646702c8cb9a1d29b68f72ad503 (diff) | |
| download | qemu-e33763be7cd3769c9ae48e67d775348863fdabdb.zip | |
docs/interop/firmware.json: Prefer -machine to if=pflash
The previous commit added a way to configure firmware with -blockdev
rather than -drive if=pflash. Document it as the preferred way.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190308131445.17502-13-armbru@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/interop/firmware.json | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/docs/interop/firmware.json b/docs/interop/firmware.json index 28f9bc1591..ff8c2ce5f2 100644 --- a/docs/interop/firmware.json +++ b/docs/interop/firmware.json @@ -212,9 +212,13 @@ # # @executable: Identifies the firmware executable. The firmware # executable may be shared by multiple virtual machine -# definitions. The corresponding QEMU command line option -# is "-drive -# if=pflash,unit=0,readonly=on,file=@executable.@filename,format=@executable.@format". +# definitions. The preferred corresponding QEMU command +# line options are +# -drive if=none,id=pflash0,readonly=on,file=@executable.@filename,format=@executable.@format +# -machine pflash0=pflash0 +# or equivalent -blockdev instead of -drive. +# With QEMU versions older than 4.0, you have to use +# -drive if=pflash,unit=0,readonly=on,file=@executable.@filename,format=@executable.@format # # @nvram-template: Identifies the NVRAM template compatible with # @executable. Management software instantiates an @@ -225,9 +229,13 @@ # individual copies of it are. An NVRAM file is # typically used for persistently storing the # non-volatile UEFI variables of a virtual machine -# definition. The corresponding QEMU command line -# option is "-drive -# if=pflash,unit=1,readonly=off,file=FILENAME_OF_PRIVATE_NVRAM_FILE,format=@nvram-template.@format". +# definition. The preferred corresponding QEMU +# command line options are +# -drive if=none,id=pflash1,readonly=off,file=FILENAME_OF_PRIVATE_NVRAM_FILE,format=@nvram-template.@format +# -machine pflash1=pflash1 +# or equivalent -blockdev instead of -drive. +# With QEMU versions older than 4.0, you have to use +# -drive if=pflash,unit=1,readonly=off,file=FILENAME_OF_PRIVATE_NVRAM_FILE,format=@nvram-template.@format # # Since: 3.0 ## |