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/*
* (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__
enum pei_boot_mode_t {
PEI_BOOT_NONE = 0,
PEI_BOOT_SOFT_RESET,
PEI_BOOT_RESUME,
};
/* Architecture-specific global data */
struct arch_global_data {
struct global_data *gd_addr; /* Location of Global Data */
uint8_t x86; /* CPU family */
uint8_t x86_vendor; /* CPU vendor */
uint8_t x86_model;
uint8_t x86_mask;
uint32_t x86_device;
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() */
uint32_t tsc_mhz; /* TSC frequency in MHz */
void *new_fdt; /* Relocated FDT */
uint32_t bist; /* Built-in self test value */
struct pci_controller *hose; /* PCI hose for early use */
enum pei_boot_mode_t pei_boot_mode;
};
#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 */
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