diff options
Diffstat (limited to 'arch/x86/include/asm/global_data.h')
-rw-r--r-- | arch/x86/include/asm/global_data.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h index 03d491a..24e3052 100644 --- a/arch/x86/include/asm/global_data.h +++ b/arch/x86/include/asm/global_data.h @@ -29,6 +29,19 @@ struct memory_info { 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 */ @@ -43,13 +56,14 @@ struct arch_global_data { 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 + struct mtrr_request mtrr_req[MAX_MTRR_REQUESTS]; + int mtrr_req_count; }; #endif |