+struct dimm_info {
+ uint32_t dimm_size;
+ uint16_t ddr_type;
+ uint16_t ddr_frequency;
+ uint8_t rank_per_dimm;
+ uint8_t channel_num;
+ uint8_t dimm_num;
+ uint8_t bank_locator;
+ /* The 5th byte is '\0' for the end of string */
+ uint8_t serial[5];
+ /* The 19th byte is '\0' for the end of string */
+ uint8_t module_part_number[19];
+ uint16_t mod_id;
+ uint8_t mod_type;
+ uint8_t bus_width;
+} __packed;
+
+struct pei_memory_info {
+ uint8_t dimm_cnt;
+ /* Maximum num of dimm is 8 */
+ struct dimm_info dimm[8];
+} __packed;
+
+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;
+};
+