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SubjectRe: [RFC] Consolidate vmlinux.lds.S files
On Mon, 13 Jan 2003, David Mosberger wrote:

>
> Kai> I would suggest an approach like the following, of course
> Kai> showing only a first simple step. A series of steps like this
> Kai> should allow for a serious reduction in size of
> Kai> arch/*/vmlinux.lds.S already, while being obviously correct and
> Kai> allowing archs to do their own special thing if necessary (in
> Kai> particular, IA64 seems to differ from all the other archs).
>
> The only real difference for the ia64 vmlinux.lds.S is that it
> generates correct physical addressess, so that the boot loader doesn't
> have to know anything about the virtual layout of the kernel.
> Something that might be useful for other arches as well...

I just found another way of changing the LMA in vmlinux, which is far
less intrusive than what IA-64 uses. Do you see any reason why something
like the following patch (which changes the LMA for i386) wouldn't work
for IA-64?

--Kai


===== arch/i386/vmlinux.lds.S 1.24 vs edited =====
--- 1.24/arch/i386/vmlinux.lds.S Wed Jan 15 11:48:42 2003
+++ edited/arch/i386/vmlinux.lds.S Wed Jan 15 16:36:04 2003
@@ -7,6 +7,7 @@
OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
OUTPUT_ARCH(i386)
ENTRY(_start)
+PHDRS { kernel PT_LOAD AT(0x100000) ; }
jiffies = jiffies_64;
SECTIONS
{
@@ -17,7 +18,7 @@
*(.text)
*(.fixup)
*(.gnu.warning)
- } = 0x9090
+ } :kernel = 0x9090

_etext = .; /* End of text section */

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