xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-rockchip/memblk.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
4  */
5 
6 #include <common.h>
7 #include <memblk.h>
8 
9 #define MEM_DEFINE(id, attr) 				\
10 	[MEM_##id] = {					\
11 		.name  = #id,				\
12 		.flags = attr,				\
13 	}
14 
15 #define MEM_DEFINE_1(id, attr, alias0)			\
16 	[MEM_##id] = {					\
17 		.name     = #id,			\
18 		.flags    = attr,			\
19 		.alias[0] = alias0,			\
20 	}
21 
22 #define MEM_DEFINE_2(id, attr, alias0, alias1)		\
23 	[MEM_##id] = {					\
24 		.name     = #id,			\
25 		.flags    = attr,			\
26 		.alias[0] = alias0, 			\
27 		.alias[1] = alias1,			\
28 	}
29 
30 const static struct memblk_attr plat_mem_attr[MEM_MAX] = {
31 	/* Invisiable */
32 	MEM_DEFINE(ATF,		F_NONE),
33 	MEM_DEFINE(OPTEE,	F_NONE),
34 
35 	/* U-Boot */
36 	MEM_DEFINE(UBOOT,	F_KMEM_CAN_OVERLAP),
37 	MEM_DEFINE(FASTBOOT,	F_KMEM_CAN_OVERLAP),
38 	MEM_DEFINE(STACK,	F_HOFC | F_KMEM_CAN_OVERLAP),
39 
40 	/* Images */
41 	MEM_DEFINE(ANDROID,	F_HOFC | F_OFC | F_KMEM_CAN_OVERLAP),
42 	MEM_DEFINE(FDT,		F_OFC),
43 	MEM_DEFINE(FDT_DTBO,	F_OFC),
44 	MEM_DEFINE_1(SHM,	F_NONE, "ramoops"),
45 	MEM_DEFINE_2(RAMDISK,	F_OFC,  "boot", "recovery"),
46 	MEM_DEFINE(UNCOMP_KERNEL,F_IGNORE_INVISIBLE),
47 	MEM_DEFINE(FIT_USER,	F_OFC | F_KMEM_CAN_OVERLAP),
48 	MEM_DEFINE(UIMAGE_USER,	F_OFC | F_KMEM_CAN_OVERLAP),
49 	MEM_DEFINE(AVB_ANDROID, F_OFC | F_CACHELINE_ALIGN |
50 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
51 	MEM_DEFINE(FIT,		F_OFC | F_CACHELINE_ALIGN |
52 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
53 	MEM_DEFINE(UIMAGE,	F_OFC | F_CACHELINE_ALIGN |
54 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
55 	MEM_DEFINE(RESOURCE, 	F_OFC),
56 	MEM_DEFINE(SEARCH,	F_OFC | F_CACHELINE_ALIGN | F_NO_FAIL_DUMP |
57 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
58 	/*
59 	 * Workarund:
60 	 *
61 	 *  On aarch32 mode, ATF reserve 0~1MB memory that the same as aarch64
62 	 *  mode, but aarch32 mode actually occupies 0~192KB.
63 	 *  So that we allow kernel to alloc memory within 0~1MB.
64 	 */
65 #if defined(CONFIG_ROCKCHIP_RK3308) && defined(CONFIG_ARM64_BOOT_AARCH32)
66 	MEM_DEFINE(KERNEL, F_OFC | F_IGNORE_INVISIBLE),
67 #else
68 	MEM_DEFINE(KERNEL, F_OFC),
69 #endif
70 };
71 
72 const struct memblk_attr *mem_attr = plat_mem_attr;
73