1*201b66b7SHaojian Zhuang /* 2*201b66b7SHaojian Zhuang * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. 3*201b66b7SHaojian Zhuang * 4*201b66b7SHaojian Zhuang * Redistribution and use in source and binary forms, with or without 5*201b66b7SHaojian Zhuang * modification, are permitted provided that the following conditions are met: 6*201b66b7SHaojian Zhuang * 7*201b66b7SHaojian Zhuang * Redistributions of source code must retain the above copyright notice, this 8*201b66b7SHaojian Zhuang * list of conditions and the following disclaimer. 9*201b66b7SHaojian Zhuang * 10*201b66b7SHaojian Zhuang * Redistributions in binary form must reproduce the above copyright notice, 11*201b66b7SHaojian Zhuang * this list of conditions and the following disclaimer in the documentation 12*201b66b7SHaojian Zhuang * and/or other materials provided with the distribution. 13*201b66b7SHaojian Zhuang * 14*201b66b7SHaojian Zhuang * Neither the name of ARM nor the names of its contributors may be used 15*201b66b7SHaojian Zhuang * to endorse or promote products derived from this software without specific 16*201b66b7SHaojian Zhuang * prior written permission. 17*201b66b7SHaojian Zhuang * 18*201b66b7SHaojian Zhuang * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*201b66b7SHaojian Zhuang * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*201b66b7SHaojian Zhuang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*201b66b7SHaojian Zhuang * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*201b66b7SHaojian Zhuang * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*201b66b7SHaojian Zhuang * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*201b66b7SHaojian Zhuang * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*201b66b7SHaojian Zhuang * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*201b66b7SHaojian Zhuang * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*201b66b7SHaojian Zhuang * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*201b66b7SHaojian Zhuang * POSSIBILITY OF SUCH DAMAGE. 29*201b66b7SHaojian Zhuang */ 30*201b66b7SHaojian Zhuang 31*201b66b7SHaojian Zhuang #ifndef __PARTITION_H__ 32*201b66b7SHaojian Zhuang #define __PARTITION_H__ 33*201b66b7SHaojian Zhuang 34*201b66b7SHaojian Zhuang #include <cassert.h> 35*201b66b7SHaojian Zhuang #include <types.h> 36*201b66b7SHaojian Zhuang 37*201b66b7SHaojian Zhuang #if !PLAT_PARTITION_MAX_ENTRIES 38*201b66b7SHaojian Zhuang # define PLAT_PARTITION_MAX_ENTRIES 128 39*201b66b7SHaojian Zhuang #endif /* PLAT_PARTITION_MAX_ENTRIES */ 40*201b66b7SHaojian Zhuang 41*201b66b7SHaojian Zhuang CASSERT(PLAT_PARTITION_MAX_ENTRIES <= 128, assert_plat_partition_max_entries); 42*201b66b7SHaojian Zhuang 43*201b66b7SHaojian Zhuang #define PARTITION_BLOCK_SIZE 512 44*201b66b7SHaojian Zhuang 45*201b66b7SHaojian Zhuang #define EFI_NAMELEN 36 46*201b66b7SHaojian Zhuang 47*201b66b7SHaojian Zhuang typedef struct partition_entry { 48*201b66b7SHaojian Zhuang uint64_t start; 49*201b66b7SHaojian Zhuang uint64_t length; 50*201b66b7SHaojian Zhuang char name[EFI_NAMELEN]; 51*201b66b7SHaojian Zhuang } partition_entry_t; 52*201b66b7SHaojian Zhuang 53*201b66b7SHaojian Zhuang typedef struct partition_entry_list { 54*201b66b7SHaojian Zhuang partition_entry_t list[PLAT_PARTITION_MAX_ENTRIES]; 55*201b66b7SHaojian Zhuang int entry_count; 56*201b66b7SHaojian Zhuang } partition_entry_list_t; 57*201b66b7SHaojian Zhuang 58*201b66b7SHaojian Zhuang int load_partition_table(unsigned int image_id); 59*201b66b7SHaojian Zhuang const partition_entry_t *get_partition_entry(const char *name); 60*201b66b7SHaojian Zhuang const partition_entry_list_t *get_partition_entry_list(void); 61*201b66b7SHaojian Zhuang void partition_init(unsigned int image_id); 62*201b66b7SHaojian Zhuang 63*201b66b7SHaojian Zhuang #endif /* __PARTITION_H__ */ 64