[PATCH rtems-libbsd] aarch64/nexus: add GEM definitions for Versal

[Gedare Bloom]

On Fri, Jun 25, 2021 at 1:02 PM Joel Sherrill <joel at rtems.org> wrote:
>
> Congratulations! Did you already push a tester configuration for qemu?
>
Yes, the libbsd tests work alright with the default configuration I
pushed for xilinx_versal_lp64_qemu.ini already

> I'm ok with the patches getting pushed.
>
> On Fri, Jun 25, 2021, 1:55 PM Gedare Bloom <gedare at rtems.org> wrote:
>>
>> With this patch, libbsd networking is functional with
>> qemu-system-aarch64   -no-reboot -nographic -M xlnx-versal-virt -m
>> 4096 -serial none -serial mon:stdio -net nic -kernel init.exe
>>
>> From what I gather, qemu is using the Cadence GEM for the
>> xlnx-versal-virt, although the real hw uses a slightly different GEM
>> IP.
>>
>> Passed:        31
>> Failed:         3
>> User Input:    19
>> Expected Fail:  0
>> Indeterminate:  0
>> Benchmark:      0
>> Timeout:        2
>> Test too long:  0
>> Invalid:        0
>> Wrong Version:  0
>> Wrong Build:    0
>> Wrong Tools:    0
>> -----------------
>> Total:         55
>> Failures:
>>  ping01.exe
>>  pf01.exe
>>  commands01.exe
>>
>> commands01.exe works manually.
>>
>> I also confirmed with a telnet application that I can open a remote
>> connection to the simulated target.
>>
>> On Fri, Jun 25, 2021 at 12:45 PM Gedare Bloom <gedare at rtems.org> wrote:
>> >
>> > ---
>> >  rtemsbsd/include/bsp/nexus-devices.h           |  7 +++++++
>> >  rtemsbsd/include/machine/rtems-bsd-nexus-bus.h | 11 +++++++++++
>> >  2 files changed, 18 insertions(+)
>> >
>> > diff --git a/rtemsbsd/include/bsp/nexus-devices.h b/rtemsbsd/include/bsp/nexus-devices.h
>> > index efe4fcb4..e6487470 100644
>> > --- a/rtemsbsd/include/bsp/nexus-devices.h
>> > +++ b/rtemsbsd/include/bsp/nexus-devices.h
>> > @@ -115,6 +115,13 @@ RTEMS_BSD_DRIVER_E1000PHY;
>> >  RTEMS_BSD_DRIVER_XILINX_ZYNQMP_CGEM0(ZYNQMP_IRQ_ETHERNET_0);
>> >  RTEMS_BSD_DRIVER_E1000PHY;
>> >
>> > +#elif defined(LIBBSP_AARCH64_XILINX_VERSAL_BSP_H)
>> > +
>> > +#include <bsp/irq.h>
>> > +
>> > +RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM0(VERSAL_IRQ_ETHERNET_0);
>> > +RTEMS_BSD_DRIVER_E1000PHY;
>> > +
>> >  #elif defined(LIBBSP_ARM_ATSAM_BSP_H)
>> >
>> >  RTEMS_BSD_DRIVER_USB;
>> > diff --git a/rtemsbsd/include/machine/rtems-bsd-nexus-bus.h b/rtemsbsd/include/machine/rtems-bsd-nexus-bus.h
>> > index 5902c58c..2c013ef3 100644
>> > --- a/rtemsbsd/include/machine/rtems-bsd-nexus-bus.h
>> > +++ b/rtemsbsd/include/machine/rtems-bsd-nexus-bus.h
>> > @@ -409,6 +409,17 @@ extern "C" {
>> >    #define RTEMS_BSD_DRIVER_XILINX_ZYNQMP_CGEM3(_irq)       \
>> >      RTEMS_BSD_DRIVER_XILINX_ZYNQ_CGEM(3, 0xff0e0000, _irq)
>> >  #endif /* RTEMS_BSD_DRIVER_XILINX_ZYNQMP_CGEM3 */
>> > +/*
>> > + * Versal has a similar GEM as the CGEM. This should work for now.
>> > + */
>> > +#if !defined(RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM0)
>> > +  #define RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM0(_irq)                \
>> > +    RTEMS_BSD_DRIVER_XILINX_ZYNQ_GEM(0, 0xff0c0000, _irq)
>> > +#endif /* RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM0 */
>> > +#if !defined(RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM1)
>> > +  #define RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM1(_irq)       \
>> > +    RTEMS_BSD_DRIVER_XILINX_ZYNQ_GEM(1, 0xff0d0000, _irq)
>> > +#endif /* RTEMS_BSD_DRIVER_XILINX_VERSAL_GEM1 */
>> >
>> >  /*
>> >   * Designware/Synopsys Ethernet MAC Controller.
>> > --
>> > 2.25.1
>> >
>> _______________________________________________
>> devel mailing list
>> devel at rtems.org
>> http://lists.rtems.org/mailman/listinfo/devel