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8d61625d6a
Putting global data on the stack simplifies the init process (and makes it slightly quicker). During the 'flash' stage of the init sequence, global data is in the CAR stack. After SDRAM is initialised, global data is copied from CAR to the SDRAM stack Signed-off-by: Graeme Russ <graeme.russ@gmail.com> Signed-off-by: Simon Glass <sjg@chromium.org>
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* (C) Copyright 2002
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* Daniel Engström, Omicron Ceti AB, daniel@omicron.se
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __ASM_PROCESSOR_H_
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#define __ASM_PROCESSOR_H_ 1
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#define X86_GDT_ENTRY_SIZE 8
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#ifndef __ASSEMBLY__
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enum {
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X86_GDT_ENTRY_NULL = 0,
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X86_GDT_ENTRY_UNUSED,
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X86_GDT_ENTRY_32BIT_CS,
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X86_GDT_ENTRY_32BIT_DS,
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X86_GDT_ENTRY_32BIT_FS,
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X86_GDT_ENTRY_16BIT_CS,
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X86_GDT_ENTRY_16BIT_DS,
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X86_GDT_NUM_ENTRIES
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};
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#else
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/* NOTE: If the above enum is modified, this define must be checked */
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#define X86_GDT_ENTRY_32BIT_DS 3
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#define X86_GDT_NUM_ENTRIES 7
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#endif
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#define X86_GDT_SIZE (X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE)
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#endif
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