K 10 svn:author V 3 imp K 8 svn:date V 27 2013-12-06T18:32:03.726643Z K 7 svn:log V 300 Bump the maximum VM space from 3 * memory size to a fixed 256MB. That's all we have room for since we map the hardware registers starting at 0xd0000000. This allows my 64MB AT91SAM9G20 to boot again after the unmmaped I/O changes were MFC'd at r251897. Other subplatforms may need similar treatment. END