Re: [GIT PULL] I2C/IPMI bug fixes for QEMU 6.1

[Corey Minyard <minyard@acm.org>]

Hmm, it compiled for me, I wonder if there are some compiler
differences, but I don't see how.

Anyway, copying the original patch source so they know.

Thanks for checking.

-corey

On Tue, Jul 06, 2021 at 10:16:36PM +0100, Peter Maydell wrote:
> On Tue, 6 Jul 2021 at 21:06, Corey Minyard <minyard@acm.org> wrote:
> >
> > The following changes since commit 38848ce565849e5b867a5e08022b3c755039c11a:
> >
> >   Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20210616' into staging (2021-06-16 17:02:30 +0100)
> >
> > are available in the Git repository at:
> >
> >   https://github.com/cminyard/qemu.git tags/for-qemu-6.1-1
> >
> > for you to fetch changes up to 7051d605e6b03259e0185dd574f760b93d15fa10:
> >
> >   ipmi/sim: fix watchdog_expired data type error in IPMIBmcSim struct (2021-06-25 08:54:57 -0500)
> >
> > ----------------------------------------------------------------
> > Some qemu updates for IPMI and I2C
> >
> > Move some ADC file to where they belong and move some sensors to a
> > sensor directory, since with new BMCs coming in lots of different
> > sensors should be coming in.  Keep from cluttering things up.
> >
> > Add support for I2C PMBus devices.
> >
> > Replace the confusing and error-prone i2c_send_recv and i2c_transfer with
> > specific send and receive functions.  Several errors have already been
> > made with these, avoid any new errors.
> >
> > Fix the watchdog_expired field in the IPMI watchdog, it's not a bool,
> > it's a u8.  After a vmstate transfer, the new value could be wrong.
> >
> 
> Hi; this fails to compile on 32-bit hosts:
> 
> ../../hw/sensor/max34451.c: In function 'max34451_init':
> /home/peter.maydell/qemu/include/qemu/bitops.h:22:38: error: left
> shift count >= width of type [-Werror=shift-count-overflow]
>  #define BIT(nr)                 (1UL << (nr))
>                                       ^
> /home/peter.maydell/qemu/include/hw/i2c/pmbus_device.h:253:36: note:
> in expansion of macro 'BIT'
>  #define PB_HAS_TEMPERATURE         BIT(40)
>                                     ^~~
> ../../hw/sensor/max34451.c:725:37: note: in expansion of macro
> 'PB_HAS_TEMPERATURE'
>          pmbus_page_config(pmdev, i, PB_HAS_TEMPERATURE | PB_HAS_VOUT_MODE);
>                                      ^~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
> 
> You probably wanted to define PB_HAS_TEMPERATURE using BIT_ULL().
> 
> Sample gitlab CI job failure with this error:
> https://gitlab.com/qemu-project/qemu/-/jobs/1403927147
> 
> thanks
> -- PMM
>