This reverts commit 79af7fbf4ef0185fa501e23a900a2ad933f845a7.
Because:
* btashton reported some issues in local builds:
https://github.com/apache/incubator-nuttx/pull/603#issuecomment-602264860
* this might be related to the current CI breakage:
> /bin/sh: 1: /__w/incubator-nuttx/incubator-nuttx/nuttx/tools/mkdeps: not found
HiFive1 with qemu
* arch: risc-v: Add include/.gitignore
* arch: risc-v: Add src/.gitignore
* arch: risc-v: Remove uncommon function prototypes in include/irq.h
* arch: risc-v: Add missing symbols and function prototypes in src/common/up_internal.h
* arch: risc-v: Add src/common/up_modifyreg32.c
* arch: risc-v: Enable include Make.dep in src/Makefile
* arch: risc-v: Fix stack coloration in common/up_createstack.c
* arch: risc-v: Add common/up_puts.c
* arch: risc-v: Add common/up_checkstack.c
* arch: rv32im: Move all logics from up_dumpstate.c to up_assert.c
This change is same as other architectures like arm/src/armv7-m
* arch: Select ARCH_HAVE_STACKCHECK for RISC-V in Kconfig
* arch: risc-v: Add SiFive fe310 processor
NOTE: Currently only tested with qemu
* boards: hifive1-revb: Add SiFive hifive1-revb board
NOTE: Currently only tested with qemu
* tools: Add fe310 processor to configure.sh
Approved-by: Alan Carvalho de Assis <acassis@gmail.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>
