RT-Thread/rt-thread

réplica de https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

Autor	SHA1 Mensaxe	Data
Meco Man	dd94198bd6 [gcc][armcc][armclang] rtconfig.CROSS_TOOL->rtconfig.PLATFORM	%!s(int64=3) %!d(string=hai) anos
Meco Man	83b3aadaa3 [Scons][iar][iccarm] IAR统一使用iccarm作为判断条件而不是是用IDE的名字来进行判断	%!s(int64=3) %!d(string=hai) anos
xinyigao	53be4393aa add rt1170/rt1020 bsp (#5927)	%!s(int64=3) %!d(string=hai) anos