[PATCH 3/5] omap: Add support for CONFIG_AUTO_ZRELADDR for DEBUG_LL
Tony Lindgren
tony at atomide.com
Fri Feb 4 13:36:02 EST 2011
* Russell King - ARM Linux <linux at arm.linux.org.uk> [110204 09:14]:
>
> The other point to make is that for every machine in OMAP1, the
> serial port is located at 0xffXXXXXX virtual, 0xfeXXXXXX physical.
> For OMAP2, that's 0xfaXXXXXX virtual and 0x48XXXXXX physical.
>
> So it's pointless storing both the virtual and physical addresses
> as we can compute one from the other with a single instruction.
> That gets rid of some of the complexity found in the debugging code.
OK. The zoom boards have external 8250 on the GPMC bus.
Tony
More information about the linux-arm-kernel
mailing list