COBHAM GR740 User Manual

GR740-UM-DS, Nov 2017, Version 1.7 260 www.cobham.com/gaisler
GR740
Table 328. 0xB0 - RTELP - GR1553B RT Event log position register
31 0
EVENT LOG WRITE POINTER
0x00000000
rw
31 : 0 Address to first unused/oldest entry of event log buffer, 32-bit aligned
Table 329. 0xB4 - RTELIP - GR1553B RT Event Log interrupt position register
31 0
EVENT LOG IRQ POINTER
0x00000000
r
31 : 0 Address to event log entry corresponding to interrupt, 32-bit aligned
The register is set for the first interrupt and not set again until the interrupt has been acknowledged.
Table 330. 0xC0 - BMS - GR1553B BM Status register
31 30 29 0
BMSUP KEYEN RESERVED
10 0
rr r
31 BM Supported (BMSUP) - Reads ‘1’ if BM support is in the core.
30 Key Enabled (KEYEN) - Reads ‘1’ if the BM validates the BMKEY field when the control register is written.
29: 0 RESERVED
Table 331. 0xC4- BMC - GR1553B BM Control register
31 1615 6543210
BMKEY RESERVED WRSTP EXST IMCL UDWL MANL BMEN
0x0000 0 000000
rw r rwrwrwrwrwrw
31 : 16 Safety key (BMKEY) - If extra safety keys are enabled (see KEYEN), this field must be 0x1543 for a write to
be accepted. Is 0x0000 when read.
15: 6 RESERVED
5 Wrap stop (WRSTP) - If set to ‘1’, BMEN will be set to ‘0’ and stop the BM when the BM log position wraps
around from buffer end to buffer start
4 External sync start (EXST) - If set to ‘1’,BMEN will be set to ‘1’ and the BM is started when an external BC
sync pulse is received
3 Invalid mode code log (IMCL) - Set to ‘1’ to log invalid or reserved mode codes.
2 Unexpected data word logging (UDWL) - Set to ‘1’ to log data words not seeming to be part of any command
1 Manchester/parity error logging (MANL) - Set to ‘1’ to log bit decoding errors
0 BM Enable (BMEN) - Must be set to ‘1’ to enable any BM logging
Table 332. 0xC8 - BMRTAF - GR1553B BM RT Address filter register
31 0
ADDRESS FILTER MASK
0xFFFFFFFF
rw
31 Enables logging of broadcast transfers
30 : 0 Each bit position set to ‘1’ enables logging of transfers with the corresponding RT address

COBHAM GR740 Specifications

General

Brand	COBHAM
Model	GR740
Category	Computer Hardware
Language	English