GR740-UM-DS, Nov 2017, Version 1.7 25 www.cobham.com/gaisler
GR740
The bus indexes for AMBA AHB masters on the Master I/O AHB bus are shown in table 18. The
Master I/O AHB bus does not have an AMBA plug&play area.
The bus index for the AMBA AHB slave on the Master I/O AHB bus is shown in table 19.
The plug & play memory map and bus indexes for AMBA APB slaves connected via the AHB/APB
bridges on the Slave I/O AHB bus are shown in tables 20 and 21.
Table 18. Bus index information for masters on Master I/O AHB bus
Master Index Function Address range
GRPCI2 0 PCI target Not applicable
GRPCI2 1 PCI DMA Not applicable
GRETH_GBIT 0 2 10/100/1000 Ethernet MAC 0 Not applicable
GRETH_GBIT 1 3 10/100/1000 Ethernet MAC 1 Not applicable
SPWROUTER 4 SpaceWire router AMBA interface 0 Not applicable
SPWROUTER 5 SpaceWire router AMBA interface 1 Not applicable
SPWROUTER 6 SpaceWire router AMBA interface 2 Not applicable
SPWROUTER 7 SpaceWire router AMBA interface 3 Not applicable
GR1553B 8 MIL-STD-1553B interface Not applicable
GRCAN 9 CAN 2.0 controller Not applicable
Table 19. Bus index information for slaves on Master I/O AHB bus
Slave Index Function Address range
GRIOMMU 0 IOMMU slave interface Not applicable
Table 20. Plug & play information for APB slaves connected via the first APB bridge on Slave I/O AHB bus
Slave Index Function Address range
APBUART 0 UART 0 0xFF9FF000 - 0xFF9FF007
APBUART 1 UART 1 0xFF9FF008 - 0xFF9FF00F
GRGPIO 2 General Purpose I/O Port 0xFF9FF010 - 0xFF9FF017
FTMCTRL 3 PROM/IO memory controller 0xFF9FF018 - 0xFF9FF01F
IRQ(A)MP 4 Multiprocessor interrupt controller with AMP extension 0xFF9FF020 - 0xFF9FF027
GPTIMER 5 General Purpose Timer Unit 0 0xFF9FF028 - 0xFF9FF02F
GPTIMER 6 General Purpose Timer Unit 1 0xFF9FF030 - 0xFF9FF037
GPTIMER 7 General Purpose Timer Unit 2 0xFF9FF038 - 0xFF9FF03F
GPTIMER 8 General Purpose Timer Unit 3 0xFF9FF040 - 0xFF9FF047
GPTIMER 9 General Purpose Timer Unit 4 0xFF9FF048 - 0xFF9FF04F
GRSPWROUTER 10 SpaceWire router AMBA interface 0 0xFF9FF050 - 0xFF9FF057
GRSPWROUTER 11 SpaceWire router AMBA interface 1 0xFF9FF058 - 0xFF9FF05F
GRSPWROUTER 12 SpaceWire router AMBA interface 2 0xFF9FF060 - 0xFF9FF067
GRSPWROUTER 13 SpaceWire router AMBA interface 3 0xFF9FF068 - 0xFF9FF06F
GRETH_GBIT 14 10/100/1000 Mbit Ethernet MAC 0xFF9FF070 - 0xFF9FF077
GRETH_GBIT 15 10/100/1000 Mbit Ethernet MAC 0xFF9FF078 - 0xFF9FF07F
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