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;
+ 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 */
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 */
+ void *hob_list; /* FSP HOB list */
#endif
+ struct mtrr_request mtrr_req[MAX_MTRR_REQUESTS];
+ int mtrr_req_count;
+ int has_mtrr;
+ /* MRC training data to save for the next boot */
+ char *mrc_output;
+ unsigned int mrc_output_len;
+ void *gdt; /* Global descriptor table */
};
#endif