Re: [PATCH rc1 00/15] hw: Renesas patches (SH4 and RX)

[Yoshinori Sato <ysato@users.sourceforge.jp>]

On Thu, 18 Jun 2020 04:15:04 +0900,
Philippe Mathieu-Daudé wrote:
> 
> Hi Richard, Yoshinori,
> 
> This is a merger of the latest SH4 patches (add a common entry for
> Renesas hardware in MAINTAINERS, an acceptance test from Thomas),
> and Yoshinori's v32 [*] of the RX machine.
> Call this release, or merge, candidate 1.
> 
> [*] https://www.mail-archive.com/qemu-devel@nongnu.org/msg682290.html
> 
> ---
> 
> Richard,
> 
> A few months ago, I volunteered to integrate the RX port posted last
> year on the list, to help you ease the burden of your heavy workload.
> 
> As it took a long time, at some point I suggested doing the integration
> in two parts, first the architecture part (target/ directory), then the
> hardware (hw/ directory). You disagreed, arguing that this approach
> could be dangerous, as we don’t want to maintain a partly integrated
> port. In hindsight I learned the hard way that you were right!
> 
> When I decided to send the architectural part first, I made the
> commitment to you to finish the full integration before the following
> release. The second part has been a painful experience.
> 
> With this series, I have now fulfilled this commitment. I don't plan
> to continue working on the RX port.
> 
> Thank you for your support during this experiment, I learned a lot,
> and I’d be grateful to work with you again in the future in other
> parts of the project.
> 
> ---
> 
> Yoshinori,
> 
> I appreciated integrating your work, which is of very good quality
> overall. Despite the numerous iterations you had to go through, the
> outcome has proven worthwhile.
> Working with you has been a great experience.
> 
> I volunteered to help maintain the RX hardware in my leisure time.
> Such hobby projects are supposed to be fun, and not have the same
> level of pressure as paid work.
> 
> Sadly, my experience trying to get your work merged has not been fun:
> too much aggressive criticism, and constant demands for more work.
> The pressure has become too great for what is, essentially, unpaid
> work.
>

Thank you very much.
I wouldn't have been able to achieve such an outcome without your
great cooperation.
There are still some functions that I want to implement on the RX port,
so I will continue working.

> ---
> 
> Missing review: patches 2 and 12
> - 02/15 MAINTAINERS: Add an entry for common Renesas peripherals
> - 12/15 hw/rx: Register R5F562N7 and R5F562N8 MCUs
> 
> Changes since v32:
> 
> - Rebased on DeviceReset API change
> - Renamed CPU -> MCU
> - Renamed device -> microcontroller
> - Rebased on device_class_set_parent_realize API change
> - Split timer patch in two distincts: CMT and TMR
> - Rebased on ramdev API change
> - Use TYPE_RX62N_CPU definition
> - Use RX62N_NR_TMR/CMT/SCI definitions
> - Replace obsolete set_machine() by machine tag
> - Split rx-virt patch in two distinct, MCU first, machine next
> - Renamed machined as gdbsim
> - Make TYPE_RX62N_MCU an abstract class,
>   add TYPE_R5F562N7_MCU and TYPE_R5F562N8_MCU models
> - Rename the machine gdbsim-r5f562n8, also add the gdbsim-r5f562n7
> - Filled various VMStateField for migration
> - Rebase on qdev/sysbus API change
> 
> CI:
> https://travis-ci.org/github/philmd/qemu/builds/698974425
> 
> Philippe Mathieu-Daudé (7):
>   MAINTAINERS: Cover sh_intc files in the R2D/Shix machine sections
>   MAINTAINERS: Add an entry for common Renesas peripherals
>   hw/sh4: Use MemoryRegion typedef
>   hw/sh4: Extract timer definitions to 'hw/timer/tmu012.h'
>   hw/timer/sh_timer: Remove unused 'qemu/timer.h' include
>   hw/rx: Register R5F562N7 and R5F562N8 MCUs
>   BootLinuxConsoleTest: Test the RX GDB simulator
> 
> Richard Henderson (1):
>   hw/rx: Honor -accel qtest
> 
> Yoshinori Sato (7):
>   hw/intc: RX62N interrupt controller (ICUa)
>   hw/timer: RX62N 8-Bit timer (TMR)
>   hw/timer: RX62N compare match timer (CMT)
>   hw/char: RX62N serial communication interface (SCI)
>   hw/rx: RX62N microcontroller (MCU)
>   hw/rx: Add RX GDB simulator
>   docs: Document the RX target
> 
>  docs/system/target-rx.rst             |  36 ++
>  docs/system/targets.rst               |   1 +
>  default-configs/rx-softmmu.mak        |   1 +
>  include/hw/char/renesas_sci.h         |  51 +++
>  include/hw/intc/rx_icu.h              |  76 ++++
>  include/hw/rx/rx62n.h                 |  78 +++++
>  include/hw/sh4/sh.h                   |  12 +-
>  include/hw/timer/renesas_cmt.h        |  40 +++
>  include/hw/timer/renesas_tmr.h        |  55 +++
>  include/hw/timer/tmu012.h             |  23 ++
>  hw/char/renesas_sci.c                 | 350 +++++++++++++++++++
>  hw/intc/rx_icu.c                      | 397 +++++++++++++++++++++
>  hw/rx/rx-gdbsim.c                     | 196 +++++++++++
>  hw/rx/rx62n.c                         | 318 +++++++++++++++++
>  hw/sh4/sh7750.c                       |   1 +
>  hw/timer/renesas_cmt.c                | 283 +++++++++++++++
>  hw/timer/renesas_tmr.c                | 477 ++++++++++++++++++++++++++
>  hw/timer/sh_timer.c                   |   3 +-
>  MAINTAINERS                           |  33 +-
>  hw/Kconfig                            |   1 +
>  hw/char/Kconfig                       |   3 +
>  hw/char/Makefile.objs                 |   1 +
>  hw/intc/Kconfig                       |   3 +
>  hw/intc/Makefile.objs                 |   1 +
>  hw/rx/Kconfig                         |  10 +
>  hw/rx/Makefile.objs                   |   2 +
>  hw/timer/Kconfig                      |   6 +
>  hw/timer/Makefile.objs                |   2 +
>  tests/acceptance/machine_rx_gdbsim.py |  68 ++++
>  29 files changed, 2515 insertions(+), 13 deletions(-)
>  create mode 100644 docs/system/target-rx.rst
>  create mode 100644 include/hw/char/renesas_sci.h
>  create mode 100644 include/hw/intc/rx_icu.h
>  create mode 100644 include/hw/rx/rx62n.h
>  create mode 100644 include/hw/timer/renesas_cmt.h
>  create mode 100644 include/hw/timer/renesas_tmr.h
>  create mode 100644 include/hw/timer/tmu012.h
>  create mode 100644 hw/char/renesas_sci.c
>  create mode 100644 hw/intc/rx_icu.c
>  create mode 100644 hw/rx/rx-gdbsim.c
>  create mode 100644 hw/rx/rx62n.c
>  create mode 100644 hw/timer/renesas_cmt.c
>  create mode 100644 hw/timer/renesas_tmr.c
>  create mode 100644 hw/rx/Kconfig
>  create mode 100644 hw/rx/Makefile.objs
>  create mode 100644 tests/acceptance/machine_rx_gdbsim.py
> 
> -- 
> 2.21.3
> 
> 

-- 
Yosinori Sato