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authorBin Meng <bmeng.cn@gmail.com>2016-05-11 07:44:59 -0700
committerBin Meng <bmeng.cn@gmail.com>2016-05-23 15:18:00 +0800
commit789b6dceccbb852b0be235334b713467f88e2f8e (patch)
tree2a8f7906144a677809b2613b5093c98d68e59f49 /arch/x86/include/asm/global_data.h
parent548344912f791ff7f7f932afdaf669f45a20448b (diff)
downloadblackbird-obmc-uboot-789b6dceccbb852b0be235334b713467f88e2f8e.tar.gz
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x86: Prepare configuration tables in dedicated high memory region
Currently when CONFIG_SEABIOS is on, U-Boot allocates configuration tables via normal malloc(). To simplify, use a dedicated memory region which is reserved on the stack before relocation for this purpose. Add functions for reserve and malloc. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86/include/asm/global_data.h')
-rw-r--r--arch/x86/include/asm/global_data.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h
index 3bc2ac24cf..7434f779b6 100644
--- a/arch/x86/include/asm/global_data.h
+++ b/arch/x86/include/asm/global_data.h
@@ -93,6 +93,10 @@ struct arch_global_data {
char *mrc_output;
unsigned int mrc_output_len;
ulong table; /* Table pointer from previous loader */
+#ifdef CONFIG_SEABIOS
+ u32 high_table_ptr;
+ u32 high_table_limit;
+#endif
};
#endif
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