mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 15:37:23 +00:00
f697d528ca
With CONFIG_OF_CONTROL we may have an FDT in the BSS region. Relocate it up with the rest of U-Boot to keep the rest of memory free. Signed-off-by: Simon Glass <sjg@chromium.org>
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*
|
|
* (C) Copyright 2002-2010
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __ASM_GBL_DATA_H
|
|
#define __ASM_GBL_DATA_H
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
/* Architecture-specific global data */
|
|
struct arch_global_data {
|
|
struct global_data *gd_addr; /* Location of Global Data */
|
|
uint64_t tsc_base; /* Initial value returned by rdtsc() */
|
|
uint32_t tsc_base_kclocks; /* Initial tsc as a kclocks value */
|
|
uint32_t tsc_prev; /* For show_boot_progress() */
|
|
void *new_fdt; /* Relocated FDT */
|
|
};
|
|
|
|
#endif
|
|
|
|
#include <asm-generic/global_data.h>
|
|
|
|
#ifndef __ASSEMBLY__
|
|
static inline gd_t *get_fs_gd_ptr(void)
|
|
{
|
|
gd_t *gd_ptr;
|
|
|
|
asm volatile("fs movl 0, %0\n" : "=r" (gd_ptr));
|
|
|
|
return gd_ptr;
|
|
}
|
|
|
|
#define gd get_fs_gd_ptr()
|
|
|
|
#endif
|
|
|
|
/*
|
|
* Our private Global Data Flags
|
|
*/
|
|
#define GD_FLG_COLD_BOOT 0x00100 /* Cold Boot */
|
|
#define GD_FLG_WARM_BOOT 0x00200 /* Warm Boot */
|
|
|
|
#define DECLARE_GLOBAL_DATA_PTR
|
|
|
|
#endif /* __ASM_GBL_DATA_H */
|