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x86: Add an __end symbol to signal the end of the U-Boot binary

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With this symbol we can easy append something (e.g. an FDT) to the U-Boot
binary and access it from within U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2013-02-28 19:26:13 +00:00
parent bc2df1afb9
commit 4b491b8dde
3 changed files with 4 additions and 1 deletions
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2
arch/x86/lib/init_helpers.c
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@ -188,7 +188,7 @@ int find_fdt(void)
gd->fdt_blob = _binary_dt_dtb_start;
#elif defined CONFIG_OF_SEPARATE
/* FDT is at end of image */
gd->fdt_blob = (void *)(_end_ofs + _TEXT_BASE);
gd->fdt_blob = (ulong *)&_end;
#endif
/* Allow the early environment to override the fdt address */
gd->fdt_blob = (void *)getenv_ulong("fdtcontroladdr", 16,