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BSS_SECTION() provides the __bss_{start,stop} symbols, so there's no need
to wrap our own _[se]bss around it.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Greg Ungerer<gerg@uclinux.org>
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Disintegrate asm/system.h for M68K.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Greg Ungerer <gerg@uclinux.org>
cc: linux-m68k@lists.linux-m68k.org
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Create common extern definitions of _rambase, _ramstart and _ramend
instead of them being externed when used in code.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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We do not need to have local extern declarations of memory_start and
memory_end in mm/init_no.c. There are declarations already in asm/page_no.h.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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We should be including and using sections.h to get at the extern
definitions of the linker sections in the m68knommu mm init code.
Not defining them locally.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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arch/m68k/mm/init_no.c:123: warning: format "%d" expects type "int", but argument 2 has type "long unsigned int"
And use pr_notice() while we're at it.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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This allows to get rid of the casts.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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The memory initialization code for m68knommu has grown a bit crufty,
clean it up.
. remove unused declaration for die_if_kernel()
. remove un-needed declaration of free_initmem()
. removed unused definitions of empty_bad_page and empty_bad_page_table
. removed unused DEBUG code
. make free_initmem() proper prototype
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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There is a lot of common code that could be shared between the m68k
and m68knommu arch branches. It makes sense to merge the two branches
into a single directory structure so that we can more easily share
that common code.
This is a brute force merge, based on a script from Stephen King
<sfking@fdwdc.com>, which was originally written by Arnd Bergmann
<arnd@arndb.de>.
> The script was inspired by the script Sam Ravnborg used to merge the
> includes from m68knommu. For those files common to both arches but
> differing in content, the m68k version of the file is renamed to
> <file>_mm.<ext> and the m68knommu version of the file is moved into the
> corresponding m68k directory and renamed <file>_no.<ext> and a small
> wrapper file <file>.<ext> is used to select between the two version. Files
> that are common to both but don't differ are removed from the m68knommu
> tree and files and directories that are unique to the m68knommu tree are
> moved to the m68k tree. Finally, the arch/m68knommu tree is removed.
>
> To select between the the versions of the files, the wrapper uses
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> #ifdef CONFIG_MMU
> #include <file>_mm.<ext>
> #else
> #include <file>_no.<ext>
> #endif
On top of this file merge I have done a simplistic merge of m68k and
m68knommu Kconfig, which primarily attempts to keep existing options and
menus in place. Other than a handful of options being moved it produces
identical .config outputs on m68k and m68knommu targets I tested it on.
With this in place there is now quite a bit of scope for merge cleanups
in future patches.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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