Hi Stephen, Am Dienstag, den 05.06.2012, 12:42 -0600 schrieb Stephen Warren: > On 06/05/2012 11:47 AM, Lucas Stach wrote: > > Recent toolchains default to using the hardware feature for unaligned > > access on > > ARM v7, rather than doing the software fallback. According to ARM this is > > safe > > as all v7 implementations have to support this feature. > > (http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0471c/BABJFFAE.html) > > > > To avoid CPU hangs when doing unaligned memory access, we have to turn off > > alignment checking in our CPU initialisation code. > > (http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0491c/CIHCGCFD.html) > > Does this behavior change trickle down to Linux/... too, or would an OS > completely re-initialize this state, and hence not be affected? >
Linux in particular does reinitialize this state and I expect any reasonable OS to do so. -- Lucas _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
