1 /* 2 * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef DDR_PARAMETER_H 8 #define DDR_PARAMETER_H 9 10 #include <string.h> 11 12 #include <platform_def.h> 13 14 #include <arch_helpers.h> 15 #include <common/debug.h> 16 #include <drivers/console.h> 17 #include <drivers/delay_timer.h> 18 #include <lib/mmio.h> 19 20 #include <plat_private.h> 21 #include <soc.h> 22 23 #define DDR_REGION_NR_MAX 10 24 #define REGION_NR_OFFSET 0 25 #define REGION_ADDR_OFFSET 8 26 #define REGION_DATA_PER_BYTES 8 27 #define RG_SIZE_MB(byte) ((byte) >> 20) 28 29 /* unit: MB */ 30 struct param_ddr_usage { 31 uint64_t boundary; 32 33 uint32_t ns_nr; 34 uint64_t ns_base[DDR_REGION_NR_MAX]; 35 uint64_t ns_top[DDR_REGION_NR_MAX]; 36 37 uint32_t s_nr; 38 uint64_t s_base[DDR_REGION_NR_MAX + 1]; 39 uint64_t s_top[DDR_REGION_NR_MAX + 1]; 40 }; 41 42 struct param_ddr_usage ddr_region_usage_parse(uint64_t addr, uint64_t max_mb); 43 44 #endif /* DDR_PARAMETER_H */ 45