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AM572X DCAN driver for DSP on BIOS

Other Parts Discussed in Thread: AM5728

Hi!

I am trying to develop an application that required DSP<-->DCAN interaction on AM5728 EVM. The DSP needs to initialize, configure and control (send and receive messages) the DCAN device. Is there any API to control the DCAN from DSP on BIOS?

I am looking for a DCAN peripheral driver for the DSP on BIOS for the AM5728 platform. Does this driver exists or I have to develop it from scratch?

Could you provide me some guide on how to make that DSP<-->DCAN interaction if it exists, or at least a guide on how to communicate with a peripheral  from the DSP? 

Also, I am looking for documentation on how to write a 32 bit Hexadecimal value to an specific system address from the DSP. For example: HW_WR_FIELD32(Addr, value). I took that function from ti-processor-sdk-rtos-am57xx-evm-03.00.00.04<install_dir>/pdk_am57xx_1_0_3/packages/ti/csl/src/ip/dcan/V0/priv/dcan.c. Where is that function definition and description? Is it part of the compiler libraries?

Thanks in advance

Best Regards,

Eng. Daniel Garbanzo Hidalgo

Embedded Software Developer Engineer

RidgeRun Engineering
www.ridgerun.com