On 3/2/2022 10:27 PM, Souradeep Chowdhury wrote:
DCC(Data Capture and Compare) is a DMA engine designed for debugging purposes. In case of a system crash or manual software triggers by the user the DCC hardware stores the value at the register addresses which can be used for debugging purposes. The DCC driver provides the user with debugfs interface to configure the register addresses. The options that the DCC hardware provides include reading from registers, writing to registers, first reading and then writing to registers and looping through the values of the same register.
Bjorn, can you please take a look at this series, it is pending review from last two months now.
---Trilok Soni