COBHAM GR740 User Manual

GR740-UM-DS, Nov 2017, Version 1.7 394 www.cobham.com/gaisler
GR740
0x300000 - 0x3007FC
IU register file.
The addresses of the IU registers depends on how many register windows has been
implemented:
%on: 0x300000 + (((psr.cwp * 64) + 32 + n*4) mod (NWINDOWS*64))
%ln: 0x300000 + (((psr.cwp * 64) + 64 + n*4) mod (NWINDOWS*64))
%in: 0x300000 + (((psr.cwp * 64) + 96 + n*4) mod (NWINDOWS*64))
%gn: 0x300000 + (NWINDOWS*64) + n*4
%fn: 0x301000 + n*4
0x300800 - 0x300FFC IU register file check bits (LEON4FT only)
0x301000 - 0x30107C FPU register file
0x400000 Y register
0x400004 PSR register
0x400008 WIM register
0x40000C TBR register
0x400010 PC register
0x400014 NPC register
0x400018 FSR register
0x40001C CPSR register
0x400020 DSU trap register
0x400024 DSU ASI register
0x400040 - 0x40007C ASR16 - ASR31
0x700000 - 0x7FFFFC ASI diagnostic access (ASI = value in DSU ASI register, address = address[19:0])
ASI = 0x9 : Local instruction RAM
ASI = 0xB : Local data RAM
ASI = 0xC : Instruction cache tags
ASI = 0xD : Instruction cache data
ASI = 0xE : Data cache tags
ASI = 0xF : Data cache data
ASI = 0x1E : Separate snoop tags
Table 523.DSU memory map
Address offset Register

COBHAM GR740 Specifications

General

Brand	COBHAM
Model	GR740
Category	Computer Hardware
Language	English