Merge re-apply fixes for Bug 2149, 2283, GCCE support and rom_sbs.pl
T_SERIAL OKT_SOUND OK except for FreeLogicalDevice bitsT_ATADRV OKT_IDRV OKT_PCCD1 Not yet implementedT_PCCD2 Not yet implementedT_PCCD3 Not yet implementedT_POWR OKT_HAL OKT_INF OKT_PTNOS Not yet implementedT_RESETT_PS OKT_COLOUR OKT_WWINS OK