| /* |
| * (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, |
| |
| }; |
| |
| struct memory_area { |
| uint64_t start; |
| uint64_t size; |
| }; |
| |
| struct memory_info { |
| int num_areas; |
| uint64_t total_memory; |
| uint64_t total_32bit_memory; |
| struct memory_area area[CONFIG_NR_DRAM_BANKS]; |
| }; |
| |
| /* 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; |
| const struct pch_gpio_map *gpio_map; /* board GPIO map */ |
| struct memory_info meminfo; /* Memory information */ |
| #ifdef CONFIG_HAVE_FSP |
| void *hob_list; /* FSP HOB list */ |
| #endif |
| }; |
| |
| #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 */ |