System information

Book Title
Memory Maps
B-512
Table B-12 Cisco 7200 Series (NPE-150) Memory Map–Hardware
11120200 Environmental monitor control 16 bits
11120300 Environmental monitor status 32 bits
11130000 Diagnostic bus —
11131000 ID PROM —
11140000 NVRAM —
1115FC00 Environmental monitor
NVRAM base address
—
1115FFFF Real time calendar bit —
11200000–11FFFFFF Reserved 14 MB reserved
12000000 Onboard Flash memory —
14000000 External Flash memory —
Memory Base Memory Limit Size Device
0x0 0000 0000 0x0 07FF FFFF 128 MB System DRAM
0x0 0800 0000 0x0 0FFF FFFF 128 MB System DRAM (reserved)
0x0 1000 0000 0x0 13FF FFFF 62 MB Reserved
0x0 1400 0000 0x0 141F FFFF 2 MB GT-64010 registers
0x0 1420 0000 0x0 19FF FFFF 94 MB Reserved
0x0 1A00 0000 0x0 1A3F FFFF 4 MB Internal Flash SIMM
0x0 1A40 0000 0x0 1BFF FFFF 28 MB Larger Flash SIMM (reserved)
0x0 1C00 0000 0x0 1DFF FFFF 32 MB Reserved
0x0 1E00 0000 0x0 1E1F FFFF 2 MB NVRAM (TOD)
0x0 1E20 0000 0x0 1E7F FFFF 6 MB Reserved
0x0 1E80 0000 0x0 1E9F FFFF 2 MB I/O Registers
0x0 1EA0 0000 0x0 1EFF FFFF 6 MB Reserved
0x0 1F00 0000 0x0 1FBF FFFF 12 MB Read/write null
0x0 1FC0 0000 0x0 1FDF FFFF 2 MB Boot EPROM
0x0 1FE0 0000 0x0 3FFF FFFF x MB Reserved
0x0 4000 0000 0x0 43FF FFFF 64 MB PCI-to-PCMCIA interface (top slot)
0x0 4400 0000 0x0 47FF FFFF 64 MB PCI-to-PCMCIA interface (bottom slot)
0x0 4800 0000 0x0 487F FFFF 8 MB Fast Ethernet—memory-mapped I/O
0x0 4880 0000 0x0 48FF FFFF 8 MB PA1—memory-mapped I/O
0x0 4900 0000 0x0 497F FFFF 8 MB PA3—memory-mapped I/O
0x0 4980 0000 0x0 49FF FFFF 8 MB PA5—memory-mapped I/O
0x0 4A00 0000 0x0 4A7F FFFF 8 MB PA7—memory-mapped I/O (reserved)
0x0 4A80 0000 0x0 4AFF FFFF 8 MB PA9—memory-mapped I/O (reserved
0x0 4B00 0000 0x0 4B0F FFFF 1 MB PCI PM, first 1M, no byte swap
0x0 4B10 0000 0x0 4B7F FFFF 7 MB PCI PM, larger PM, no swap (reserved)
Address Description Comments