156 lines
4.2 KiB
C
156 lines
4.2 KiB
C
/*
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* (C) Copyright 2007-2008 Semihalf
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*
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* Written by: Rafal Jaworowski <raj@semihalf.com>
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*
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* This file is dual licensed; you can use it under the terms of
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* either the GPL, or the BSD license, at your option.
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*
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* I. GPL:
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*
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* This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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* Alternatively,
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*
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* II. BSD license:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _API_PUBLIC_H_
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#define _API_PUBLIC_H_
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#define API_EINVAL 1 /* invalid argument(s) */
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#define API_ENODEV 2 /* no device */
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#define API_ENOMEM 3 /* no memory */
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#define API_EBUSY 4 /* busy, occupied etc. */
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#define API_EIO 5 /* I/O error */
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#define API_ESYSC 6 /* syscall error */
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typedef int (*scp_t)(int, int *, ...);
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#define API_SIG_VERSION 1
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#define API_SIG_MAGIC "UBootAPI"
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#define API_SIG_MAGLEN 8
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struct api_signature {
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char magic[API_SIG_MAGLEN]; /* magic string */
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uint16_t version; /* API version */
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uint32_t checksum; /* checksum of this sig struct */
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scp_t syscall; /* entry point to the API */
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};
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enum {
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API_RSVD = 0,
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API_GETC,
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API_PUTC,
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API_TSTC,
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API_PUTS,
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API_RESET,
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API_GET_SYS_INFO,
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API_UDELAY,
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API_GET_TIMER,
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API_DEV_ENUM,
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API_DEV_OPEN,
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API_DEV_CLOSE,
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API_DEV_READ,
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API_DEV_WRITE,
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API_ENV_ENUM,
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API_ENV_GET,
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API_ENV_SET,
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API_MAXCALL
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};
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#define MR_ATTR_FLASH 0x0001
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#define MR_ATTR_DRAM 0x0002
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#define MR_ATTR_SRAM 0x0003
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struct mem_region {
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unsigned long start;
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unsigned long size;
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int flags;
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};
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struct sys_info {
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unsigned long clk_bus;
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unsigned long clk_cpu;
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unsigned long bar;
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struct mem_region *mr;
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int mr_no; /* number of memory regions */
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};
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#undef CONFIG_SYS_64BIT_LBA
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#ifdef CONFIG_SYS_64BIT_LBA
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typedef u_int64_t lbasize_t;
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#else
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typedef unsigned long lbasize_t;
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#endif
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typedef unsigned long lbastart_t;
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#define DEV_TYP_NONE 0x0000
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#define DEV_TYP_NET 0x0001
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#define DEV_TYP_STOR 0x0002
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#define DT_STOR_IDE 0x0010
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#define DT_STOR_SCSI 0x0020
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#define DT_STOR_USB 0x0040
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#define DT_STOR_MMC 0x0080
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#define DT_STOR_SATA 0x0100
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#define DEV_STA_CLOSED 0x0000 /* invalid, closed */
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#define DEV_STA_OPEN 0x0001 /* open i.e. active */
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struct device_info {
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int type;
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void *cookie;
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union {
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struct {
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lbasize_t block_count; /* no of blocks */
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unsigned long block_size; /* size of one block */
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} storage;
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struct {
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unsigned char hwaddr[6];
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} net;
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} info;
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#define di_stor info.storage
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#define di_net info.net
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int state;
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};
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#endif /* _API_PUBLIC_H_ */
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