From f59c6de7f00e664358a9aad49248094ab1b29461 Mon Sep 17 00:00:00 2001 From: Eduardo Habkost Date: Mon, 5 Oct 2020 16:52:27 -0400 Subject: [PATCH] docs/devel/qtest: Include protocol spec in document Include the QTest Protocol doc string in docs/devel/qtest.rst, after converting it to use Sphinx syntax. Signed-off-by: Eduardo Habkost Acked-by: Thomas Huth Message-Id: <20201005205228.697463-3-ehabkost@redhat.com> Signed-off-by: Paolo Bonzini --- docs/devel/qtest.rst | 12 ++++++-- softmmu/qtest.c | 71 +++++++++++++++++++++++++++++++++++++++----- 2 files changed, 73 insertions(+), 10 deletions(-) diff --git a/docs/devel/qtest.rst b/docs/devel/qtest.rst index 86dec84a0b..3bf9ebee7f 100644 --- a/docs/devel/qtest.rst +++ b/docs/devel/qtest.rst @@ -4,8 +4,8 @@ QTest Device Emulation Testing Framework QTest is a device emulation testing framework. It can be very useful to test device models; it could also control certain aspects of QEMU (such as virtual -clock stepping), with a special purpose "qtest" protocol. Refer to the -documentation in ``qtest.c`` for more details of the protocol. +clock stepping), with a special purpose "qtest" protocol. Refer to +:ref:`qtest-protocol` for more details of the protocol. QTest cases can be executed with @@ -56,3 +56,11 @@ from the output of which you can run manually. + +.. _qtest-protocol: + +QTest Protocol +-------------- + +.. kernel-doc:: softmmu/qtest.c + :doc: QTest Protocol diff --git a/softmmu/qtest.c b/softmmu/qtest.c index 0d43cf8883..2c6e8dc858 100644 --- a/softmmu/qtest.c +++ b/softmmu/qtest.c @@ -49,92 +49,139 @@ static void *qtest_server_send_opaque; #define FMT_timeval "%ld.%06ld" /** - * QTest Protocol + * DOC: QTest Protocol * * Line based protocol, request/response based. Server can send async messages * so clients should always handle many async messages before the response * comes in. * * Valid requests + * ^^^^^^^^^^^^^^ * * Clock management: + * """"""""""""""""" * * The qtest client is completely in charge of the QEMU_CLOCK_VIRTUAL. qtest commands * let you adjust the value of the clock (monotonically). All the commands * return the current value of the clock in nanoseconds. * + * .. code-block:: none + * * > clock_step * < OK VALUE * - * Advance the clock to the next deadline. Useful when waiting for - * asynchronous events. + * Advance the clock to the next deadline. Useful when waiting for + * asynchronous events. + * + * .. code-block:: none * * > clock_step NS * < OK VALUE * - * Advance the clock by NS nanoseconds. + * Advance the clock by NS nanoseconds. + * + * .. code-block:: none * * > clock_set NS * < OK VALUE * - * Advance the clock to NS nanoseconds (do nothing if it's already past). + * Advance the clock to NS nanoseconds (do nothing if it's already past). * * PIO and memory access: + * """""""""""""""""""""" + * + * .. code-block:: none * * > outb ADDR VALUE * < OK * + * .. code-block:: none + * * > outw ADDR VALUE * < OK * + * .. code-block:: none + * * > outl ADDR VALUE * < OK * + * .. code-block:: none + * * > inb ADDR * < OK VALUE * + * .. code-block:: none + * * > inw ADDR * < OK VALUE * + * .. code-block:: none + * * > inl ADDR * < OK VALUE * + * .. code-block:: none + * * > writeb ADDR VALUE * < OK * + * .. code-block:: none + * * > writew ADDR VALUE * < OK * + * .. code-block:: none + * * > writel ADDR VALUE * < OK * + * .. code-block:: none + * * > writeq ADDR VALUE * < OK * + * .. code-block:: none + * * > readb ADDR * < OK VALUE * + * .. code-block:: none + * * > readw ADDR * < OK VALUE * + * .. code-block:: none + * * > readl ADDR * < OK VALUE * + * .. code-block:: none + * * > readq ADDR * < OK VALUE * + * .. code-block:: none + * * > read ADDR SIZE * < OK DATA * + * .. code-block:: none + * * > write ADDR SIZE DATA * < OK * + * .. code-block:: none + * * > b64read ADDR SIZE * < OK B64_DATA * + * .. code-block:: none + * * > b64write ADDR SIZE B64_DATA * < OK * + * .. code-block:: none + * * > memset ADDR SIZE VALUE * < OK * @@ -149,16 +196,21 @@ static void *qtest_server_send_opaque; * If the sizes do not match, the data will be truncated. * * IRQ management: + * """"""""""""""" + * + * .. code-block:: none * * > irq_intercept_in QOM-PATH * < OK * + * .. code-block:: none + * * > irq_intercept_out QOM-PATH * < OK * * Attach to the gpio-in (resp. gpio-out) pins exported by the device at * QOM-PATH. When the pin is triggered, one of the following async messages - * will be printed to the qtest stream: + * will be printed to the qtest stream:: * * IRQ raise NUM * IRQ lower NUM @@ -168,12 +220,15 @@ static void *qtest_server_send_opaque; * NUM=0 even though it is remapped to GSI 2). * * Setting interrupt level: + * """""""""""""""""""""""" + * + * .. code-block:: none * * > set_irq_in QOM-PATH NAME NUM LEVEL * < OK * - * where NAME is the name of the irq/gpio list, NUM is an IRQ number and - * LEVEL is an signed integer IRQ level. + * where NAME is the name of the irq/gpio list, NUM is an IRQ number and + * LEVEL is an signed integer IRQ level. * * Forcibly set the given interrupt pin to the given level. *