Luigi Giuffrida

Make dualread and dualwrite easier to be enabled

3

## Context Dualread requires to expose on the C-V-XIF register interface a number of operands that depends on the value of `X_DUALREAD`, while dualwrite requires to duplicate the dimension of...

This PR is to implement sign extension capability in the DMA data transfer if the data type of the destination is wider than the data type of the source. This...

missing EXTERNAL CRT0 define when compiling internal HEEP apps

5

when compiling X-HEEP applications inside a project that vendorizes x-heep, the external crt0 does not get included

This PR includes many features and fixes (still adding): - When DMA is used in polling, as in the FLASH bsp, the DMA hal disables all the interrupts (bit 11...