* Simplify EINTR/ECANCEL error handling
1. Add semaphore uninterruptible wait function
2 .Replace semaphore wait loop with a single uninterruptible wait
3. Replace all sem_xxx to nxsem_xxx
* Unify the void cast usage
1. Remove void cast for function because many place ignore the returned value witout cast
2. Replace void cast for variable with UNUSED macro
Squashed commit of the following:
Author: Gregory Nutt <gnutt@nuttx.org>
Eliminate complaints from tools/nxstyle
Manually fix up kruft left behind by indent.sh
Raw application of tools/indent.sh to all new .c and .h files. Still need fixups.
Convert all C++ style comments to C style; Covery hex constants to lower case.
Convert TABs to spaces
Beginning of code review process. The first small dent.
configs/misoc: Rename os_start to nx_start.
arch/misoc/src/minerva/minerva_exit.c: Make name change to match change made to master.
Author: Ramtin Amin <keytwo@gmail.com>
configs/Kconfig and misoc/nsh/defconfig: Add support for the Verilator board.
Author: Juha Niskanen (Haltian) <juha.niskanen@haltian.com>
arch/arm/src/stm32l4/stm32l4_lse.c: Ports Jussi Kivilinna's recent STM32F7 LSE change to STM32L4.
Author: David Sidrane <david_s5@usa.net>
tools/.gitignore: Ignore new tool binaries.
Author: Ramtin Amin <keytwo@gmail.com>
arch/misoc/src/minerva: Initial merge of minera port.
