49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
/*
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* (C) Copyright 2002-2010
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __ASM_GBL_DATA_H
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#define __ASM_GBL_DATA_H
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#ifndef __ASSEMBLY__
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/* Architecture-specific global data */
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struct arch_global_data {
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struct global_data *gd_addr; /* Location of Global Data */
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uint64_t tsc_base; /* Initial value returned by rdtsc() */
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uint32_t tsc_base_kclocks; /* Initial tsc as a kclocks value */
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uint32_t tsc_prev; /* For show_boot_progress() */
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void *new_fdt; /* Relocated FDT */
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};
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#endif
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#include <asm-generic/global_data.h>
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#ifndef __ASSEMBLY__
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static inline __attribute__((no_instrument_function)) gd_t *get_fs_gd_ptr(void)
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{
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gd_t *gd_ptr;
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asm volatile("fs movl 0, %0\n" : "=r" (gd_ptr));
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return gd_ptr;
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}
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#define gd get_fs_gd_ptr()
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#endif
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/*
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* Our private Global Data Flags
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*/
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#define GD_FLG_COLD_BOOT 0x00100 /* Cold Boot */
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#define GD_FLG_WARM_BOOT 0x00200 /* Warm Boot */
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#define DECLARE_GLOBAL_DATA_PTR
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#endif /* __ASM_GBL_DATA_H */
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