1/* 2 * (C) Copyright 2007-2008 Semihalf 3 * 4 * Written by: Rafal Jaworowski <raj@semihalf.com> 5 * 6 * This file is dual licensed; you can use it under the terms of 7 * either the GPL, or the BSD license, at your option. 8 * 9 * I. GPL: 10 * 11 * This file is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This file is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 * 26 * Alternatively, 27 * 28 * II. BSD license: 29 * 30 * Redistribution and use in source and binary forms, with or without 31 * modification, are permitted provided that the following conditions 32 * are met: 33 * 1. Redistributions of source code must retain the above copyright 34 * notice, this list of conditions and the following disclaimer. 35 * 2. Redistributions in binary form must reproduce the above copyright 36 * notice, this list of conditions and the following disclaimer in the 37 * documentation and/or other materials provided with the distribution. 38 * 39 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 40 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 42 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 43 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 44 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 45 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 46 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 47 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 48 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 49 * SUCH DAMAGE. 50 * 51 * $FreeBSD$ 52 * 53 * This file needs to be kept in sync with U-Boot reference: 54 * http://www.denx.de/cgi-bin/gitweb.cgi?p=u-boot.git;a=blob;f=include/api_public.h 55 */ 56 57#ifndef _API_PUBLIC_H_ 58#define _API_PUBLIC_H_ 59 60#define API_EINVAL 1 /* invalid argument(s) */ 61#define API_ENODEV 2 /* no device */ 62#define API_ENOMEM 3 /* no memory */ 63#define API_EBUSY 4 /* busy, occupied etc. */ 64#define API_EIO 5 /* I/O error */ 65#define API_ESYSC 6 /* syscall error */ 66 67typedef int (*scp_t)(int, int *, ...); 68 69#define API_SIG_VERSION 1 70#define API_SIG_MAGIC "UBootAPI" 71#define API_SIG_MAGLEN 8 72 73struct api_signature { 74 char magic[API_SIG_MAGLEN]; /* magic string */ 75 uint16_t version; /* API version */ 76 uint32_t checksum; /* checksum of this sig struct */ 77 scp_t syscall; /* entry point to the API */ 78}; 79 80enum { 81 API_RSVD = 0, 82 API_GETC, 83 API_PUTC, 84 API_TSTC, 85 API_PUTS, 86 API_RESET, 87 API_GET_SYS_INFO, 88 API_UDELAY, 89 API_GET_TIMER, 90 API_DEV_ENUM, 91 API_DEV_OPEN, 92 API_DEV_CLOSE, 93 API_DEV_READ, 94 API_DEV_WRITE, 95 API_ENV_ENUM, 96 API_ENV_GET, 97 API_ENV_SET, 98 API_MAXCALL 99}; 100 101#define MR_ATTR_FLASH 0x0001 102#define MR_ATTR_DRAM 0x0002 103#define MR_ATTR_SRAM 0x0003 104 105struct mem_region { 106 unsigned long start; 107 unsigned long size; 108 int flags; 109}; 110 111struct sys_info { 112 unsigned long clk_bus; 113 unsigned long clk_cpu; 114 unsigned long bar; 115 struct mem_region *mr; 116 int mr_no; /* number of memory regions */ 117}; 118 119#undef CFG_64BIT_LBA 120#ifdef CFG_64BIT_LBA 121typedef uint64_t lbasize_t; 122#else 123typedef unsigned long lbasize_t; 124#endif 125typedef unsigned long lbastart_t; 126 127#define DEV_TYP_NONE 0x0000 128#define DEV_TYP_NET 0x0001 129 130#define DEV_TYP_STOR 0x0002 131#define DT_STOR_IDE 0x0010 132#define DT_STOR_SCSI 0x0020 133#define DT_STOR_USB 0x0040 134#define DT_STOR_MMC 0x0080 135 136#define DEV_STA_CLOSED 0x0000 /* invalid, closed */ 137#define DEV_STA_OPEN 0x0001 /* open i.e. active */ 138 139struct device_info { 140 int type; 141 void *cookie; 142 143 union { 144 struct { 145 lbasize_t block_count; /* no of blocks */ 146 unsigned long block_size; /* size of one block */ 147 } storage; 148 149 struct { 150 unsigned char hwaddr[6]; 151 } net; 152 } info; 153#define di_stor info.storage 154#define di_net info.net 155 156 int state; 157}; 158 159#endif /* _API_PUBLIC_H_ */ 160