forked from Minki/linux
21440cf04a
This adds some preliminary support for the SH-X2 MMU, used by newer SH-4A parts (particularly SH7785). This MMU implements a 'compat' mode with SH-X MMUs and an 'extended' mode for SH-X2 extended features. Extended features include additional page sizes (8kB, 4MB, 64MB), as well as the addition of page execute permissions. The extended mode attributes are placed in a second data array, which requires us to switch to 64-bit PTEs when in X2 mode. With the addition of the exec perms, we also overhaul the mmap prots somewhat, now that it's possible to handle them more intelligently. Signed-off-by: Paul Mundt <lethal@linux-sh.org> |
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boards | ||
boot | ||
cchips | ||
configs | ||
drivers | ||
kernel | ||
lib | ||
math-emu | ||
mm | ||
oprofile | ||
tools | ||
Kconfig | ||
Kconfig.debug | ||
Makefile |