1*54fd6939SJiyong Park /* 2*54fd6939SJiyong Park * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. 3*54fd6939SJiyong Park * 4*54fd6939SJiyong Park * SPDX-License-Identifier: BSD-3-Clause 5*54fd6939SJiyong Park */ 6*54fd6939SJiyong Park 7*54fd6939SJiyong Park #ifndef PARTITION_H 8*54fd6939SJiyong Park #define PARTITION_H 9*54fd6939SJiyong Park 10*54fd6939SJiyong Park #include <stdint.h> 11*54fd6939SJiyong Park 12*54fd6939SJiyong Park #include <lib/cassert.h> 13*54fd6939SJiyong Park 14*54fd6939SJiyong Park #if !PLAT_PARTITION_MAX_ENTRIES 15*54fd6939SJiyong Park # define PLAT_PARTITION_MAX_ENTRIES 128 16*54fd6939SJiyong Park #endif /* PLAT_PARTITION_MAX_ENTRIES */ 17*54fd6939SJiyong Park 18*54fd6939SJiyong Park CASSERT(PLAT_PARTITION_MAX_ENTRIES <= 128, assert_plat_partition_max_entries); 19*54fd6939SJiyong Park 20*54fd6939SJiyong Park #if !PLAT_PARTITION_BLOCK_SIZE 21*54fd6939SJiyong Park # define PLAT_PARTITION_BLOCK_SIZE 512 22*54fd6939SJiyong Park #endif /* PLAT_PARTITION_BLOCK_SIZE */ 23*54fd6939SJiyong Park 24*54fd6939SJiyong Park CASSERT((PLAT_PARTITION_BLOCK_SIZE == 512) || 25*54fd6939SJiyong Park (PLAT_PARTITION_BLOCK_SIZE == 4096), 26*54fd6939SJiyong Park assert_plat_partition_block_size); 27*54fd6939SJiyong Park 28*54fd6939SJiyong Park #define LEGACY_PARTITION_BLOCK_SIZE 512 29*54fd6939SJiyong Park 30*54fd6939SJiyong Park #define EFI_NAMELEN 36 31*54fd6939SJiyong Park 32*54fd6939SJiyong Park typedef struct partition_entry { 33*54fd6939SJiyong Park uint64_t start; 34*54fd6939SJiyong Park uint64_t length; 35*54fd6939SJiyong Park char name[EFI_NAMELEN]; 36*54fd6939SJiyong Park } partition_entry_t; 37*54fd6939SJiyong Park 38*54fd6939SJiyong Park typedef struct partition_entry_list { 39*54fd6939SJiyong Park partition_entry_t list[PLAT_PARTITION_MAX_ENTRIES]; 40*54fd6939SJiyong Park int entry_count; 41*54fd6939SJiyong Park } partition_entry_list_t; 42*54fd6939SJiyong Park 43*54fd6939SJiyong Park int load_partition_table(unsigned int image_id); 44*54fd6939SJiyong Park const partition_entry_t *get_partition_entry(const char *name); 45*54fd6939SJiyong Park const partition_entry_list_t *get_partition_entry_list(void); 46*54fd6939SJiyong Park void partition_init(unsigned int image_id); 47*54fd6939SJiyong Park 48*54fd6939SJiyong Park #endif /* PARTITION_H */ 49