Corvin Köhne <[email protected]> writes: > From: YannickV <[email protected]> > > This commit offers some documentation on the Beckhoff CX7200 > qemu emulation. > > Signed-off-by: YannickV <[email protected]> > --- > docs/system/arm/beckhoff-cx7200.rst | 57 +++++++++++++++++++++++++++++ > docs/system/target-arm.rst | 1 + > 2 files changed, 58 insertions(+) > create mode 100644 docs/system/arm/beckhoff-cx7200.rst > > diff --git a/docs/system/arm/beckhoff-cx7200.rst > b/docs/system/arm/beckhoff-cx7200.rst > new file mode 100644 > index 0000000000..f060319b0f > --- /dev/null > +++ b/docs/system/arm/beckhoff-cx7200.rst > @@ -0,0 +1,57 @@ > +Beckhoff CX7200 (``beckhoff-cx7200``) > +====================================== > +The Beckhoff CX7200 is based on the same architecture as the Xilinx Zynq A9. > +The Zynq 7000 family is based on the AMD SoC architecture. These products > +integrate a feature-rich dual or single-core Arm Cortex-A9 MPCore based > +processing system (PS) and AMD programmable logic (PL) in a single device. > +The Beckhoff Communication Controller (CCAT) can be found in the PL of Zynq. > + > +More details here: > +https://docs.amd.com/r/en-US/ug585-zynq-7000-SoC-TRM/Zynq-7000-SoC-Technical-Reference-Manual > +https://www.beckhoff.com/de-de/produkte/ipc/embedded-pcs/cx7000-arm-r-cortex-r/cx7293.html > + > +The CX7200 supports following devices: > + - A9 MPCORE > + - cortex-a9 > + - GIC v1 > + - Generic timer > + - wdt > + - OCM 256KB > + - SMC SRAM@0xe2000000 64MB > + - Zynq SLCR > + - SPI x2 > + - QSPI > + - UART > + - TTC x2 > + - Gigabit Ethernet Controller > + - SD Controller > + - XADC > + - Arm PrimeCell DMA Controller > + - DDR Memory > + - DDR Controller > + - Beckhoff Communication Controller (CCAT) > + - EEPROM Interface > + - DMA Controller > + > +Following devices are not supported: > + - I2C > + > +Running > +""""""" > +Directly loading an ELF file to the CPU of the CX7200 to run f.e. TC/RTOS > (based on FreeRTOS): > + > +.. code-block:: bash > + > + $ qemu-system-arm -M beckhoff-cx7200 \ > + -device loader,file=CX7200_Zynq_Fsbl.elf \ > + -display none \ > + -icount shift=auto \ > +
Is icount actually required for running? Or does it just affect the fidelity of performance counters? > + > +For setting the EEPROM content of the CCAT provide the following on the > command line: > + > +.. code-block:: bash > + > + -drive file=eeprom.bin,format=raw,id=ccat-eeprom > + > +The size of eeprom.bin must be aligned to a power of 2 and bigger than 256 > bytes. > diff --git a/docs/system/target-arm.rst b/docs/system/target-arm.rst > index a96d1867df..e634872b97 100644 > --- a/docs/system/target-arm.rst > +++ b/docs/system/target-arm.rst > @@ -82,6 +82,7 @@ Board-specific documentation > arm/aspeed > arm/bananapi_m2u.rst > arm/b-l475e-iot01a.rst > + arm/beckhoff-cx7200 > arm/sabrelite > arm/highbank > arm/digic Otherwise: Reviewed-by: Alex Bennée <[email protected]> -- Alex Bennée Virtualisation Tech Lead @ Linaro
