diff options
Diffstat (limited to 'arch/x86/include/asm/global_data.h')
| -rw-r--r-- | arch/x86/include/asm/global_data.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h index 3e8e2cdb9e..24e305239b 100644 --- a/arch/x86/include/asm/global_data.h +++ b/arch/x86/include/asm/global_data.h @@ -10,13 +10,60 @@ #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]; +}; + +#define MAX_MTRR_REQUESTS 8 + +/** + * A request for a memory region to be set up in a particular way. These + * requests are processed before board_init_r() is called. They are generally + * optional and can be ignored with some performance impact. + */ +struct mtrr_request { + int type; /* MTRR_TYPE_... */ + uint64_t start; + uint64_t size; +}; + /* 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 */ + 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 + struct mtrr_request mtrr_req[MAX_MTRR_REQUESTS]; + int mtrr_req_count; }; #endif |