u-boot/arch/x86/include/asm/global_data.h
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

48 lines
1 KiB
C

/*
* (C) Copyright 2002-2010
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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 __attribute__((no_instrument_function)) 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 */