This patch set was sent in error (duplicates and bad version names). Please ignore it.
Sorry for the inconvenience, Shengtan Mao On Mon, Aug 2, 2021 at 7:03 PM Shengtan Mao <st...@google.com> wrote: > This patch implements the remote I2C device. > The remote I2C device allows an external I2C device to communicate with > the I2C controller in QEMU through the remote I2C protocol. > Users no longer have to directly modify QEMU to add new I2C devices and > can instead implement the emulated device externally and connect it to the > remote I2C device. > > Previous work by Wolfram Sang ( > https://git.kernel.org/pub/scm/virt/qemu/wsa/qemu.git/commit/?h=i2c-passthrough) > was referenced. > It shares the similar idea of redirecting the actual I2C device > functionalities, but Sang focuses on physical devices, and we focus on > emulated devices. > The work by Sang mainly utilizes file descriptors while ours utilizes > character devices, which offers better support for emulated devices. > The work by Sang is not meant to offer full I2C device support; it only > implements the receive functionality. > Our work implements full support for I2C devices: send, recv, and event > (match_and_add is not applicable for external devices). > > Shengtan Mao (1): > hw/i2c: add remote I2C device > > hw/arm/Kconfig | 1 + > hw/i2c/Kconfig | 4 + > hw/i2c/meson.build | 1 + > hw/i2c/remote-i2c.c | 117 ++++++++++++++++++ > tests/qtest/meson.build | 1 + > tests/qtest/remote-i2c-test.c | 216 ++++++++++++++++++++++++++++++++++ > 6 files changed, 340 insertions(+) > create mode 100644 hw/i2c/remote-i2c.c > create mode 100644 tests/qtest/remote-i2c-test.c > > -- > 2.32.0.554.ge1b32706d8-goog > >
