Comment 7 for bug 1039916

My last comment was messed up by my failing to refactor after a mass cut and paste operation. Here's a better, clearer view of what is going on:

$ ./smartdimmer -g
OK: map_mem(): PEXTDEV register 0xd5101000 requested 0x1000 and received 0x1000 after 0 attempts at 0x7f3a97e76000
OK: map_mem(): PFB register 0xd5100000 requested 0x1000 and received 0x1000 after 0 attempts at 0x7f3a97e75000
OK: map_mem(): PMC register 0xd5000000 requested 0x1000 and received 0x1000 after 0 attempts at 0x7f3a97e74000
OK: map_mem(): PCIO register 0xd5601000 requested 0x2000 and received 0x2000 after 0 attempts at 0x7f3a97e72000
ERR: map_mem(): PDISPLAY register 0xd5610000 requested 0x10000 but received 0x8000 after 8 attempts at 0x7f3a97dff000
OK: map_mem(): PDISPLAY register 0xd5680000 requested 0x2000 and received 0x2000 after 8 attempts at 0x7f3a97e70000
ERR: map_mem(): PRAMIN register 0xd5700000 requested 0x100000 but received 0 after 264 attempts at 0xffffffffffffffff