xref: /rk3399_ARM-atf/plat/rockchip/common/drivers/parameter/ddr_parameter.h (revision 0d5ec955b8f7900ca33abf88638d499742531159)
1 /*
2  * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *
7  * Redistributions of source code must retain the above copyright notice, this
8  * list of conditions and the following disclaimer.
9  *
10  * Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  *
14  * Neither the name of ARM nor the names of its contributors may be used
15  * to endorse or promote products derived from this software without specific
16  * prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28  * POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #ifndef __PARAMETER_H__
32 #define __PARAMETER_H__
33 
34 #include <arch_helpers.h>
35 #include <console.h>
36 #include <debug.h>
37 #include <delay_timer.h>
38 #include <mmio.h>
39 #include <platform_def.h>
40 #include <plat_private.h>
41 #include <soc.h>
42 #include <string.h>
43 
44 #define DDR_REGION_NR_MAX		10
45 #define REGION_NR_OFFSET		0
46 #define REGION_ADDR_OFFSET		8
47 #define REGION_DATA_PER_BYTES		8
48 #define RG_SIZE_MB(byte)		((byte) >> 20)
49 
50 /* unit: MB */
51 struct param_ddr_usage {
52 	uint64_t boundary;
53 
54 	uint32_t ns_nr;
55 	uint64_t ns_base[DDR_REGION_NR_MAX];
56 	uint64_t ns_top[DDR_REGION_NR_MAX];
57 
58 	uint32_t s_nr;
59 	uint64_t s_base[DDR_REGION_NR_MAX];
60 	uint64_t s_top[DDR_REGION_NR_MAX];
61 };
62 
63 struct param_ddr_usage ddr_region_usage_parse(uint64_t addr, uint64_t max_mb);
64 
65 #endif /* __PARAMETER_H__ */
66