xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-rockchip/memblk.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #include <common.h>
7*4882a593Smuzhiyun #include <memblk.h>
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define MEM_DEFINE(id, attr) 				\
10*4882a593Smuzhiyun 	[MEM_##id] = {					\
11*4882a593Smuzhiyun 		.name  = #id,				\
12*4882a593Smuzhiyun 		.flags = attr,				\
13*4882a593Smuzhiyun 	}
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define MEM_DEFINE_1(id, attr, alias0)			\
16*4882a593Smuzhiyun 	[MEM_##id] = {					\
17*4882a593Smuzhiyun 		.name     = #id,			\
18*4882a593Smuzhiyun 		.flags    = attr,			\
19*4882a593Smuzhiyun 		.alias[0] = alias0,			\
20*4882a593Smuzhiyun 	}
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define MEM_DEFINE_2(id, attr, alias0, alias1)		\
23*4882a593Smuzhiyun 	[MEM_##id] = {					\
24*4882a593Smuzhiyun 		.name     = #id,			\
25*4882a593Smuzhiyun 		.flags    = attr,			\
26*4882a593Smuzhiyun 		.alias[0] = alias0, 			\
27*4882a593Smuzhiyun 		.alias[1] = alias1,			\
28*4882a593Smuzhiyun 	}
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun const static struct memblk_attr plat_mem_attr[MEM_MAX] = {
31*4882a593Smuzhiyun 	/* Invisiable */
32*4882a593Smuzhiyun 	MEM_DEFINE(ATF,		F_NONE),
33*4882a593Smuzhiyun 	MEM_DEFINE(OPTEE,	F_NONE),
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun 	/* U-Boot */
36*4882a593Smuzhiyun 	MEM_DEFINE(UBOOT,	F_KMEM_CAN_OVERLAP),
37*4882a593Smuzhiyun 	MEM_DEFINE(FASTBOOT,	F_KMEM_CAN_OVERLAP),
38*4882a593Smuzhiyun 	MEM_DEFINE(STACK,	F_HOFC | F_KMEM_CAN_OVERLAP),
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun 	/* Images */
41*4882a593Smuzhiyun 	MEM_DEFINE(ANDROID,	F_HOFC | F_OFC | F_KMEM_CAN_OVERLAP),
42*4882a593Smuzhiyun 	MEM_DEFINE(FDT,		F_OFC),
43*4882a593Smuzhiyun 	MEM_DEFINE(FDT_DTBO,	F_OFC),
44*4882a593Smuzhiyun 	MEM_DEFINE_1(SHM,	F_NONE, "ramoops"),
45*4882a593Smuzhiyun 	MEM_DEFINE_2(RAMDISK,	F_OFC,  "boot", "recovery"),
46*4882a593Smuzhiyun 	MEM_DEFINE(UNCOMP_KERNEL,F_IGNORE_INVISIBLE),
47*4882a593Smuzhiyun 	MEM_DEFINE(FIT_USER,	F_OFC | F_KMEM_CAN_OVERLAP),
48*4882a593Smuzhiyun 	MEM_DEFINE(UIMAGE_USER,	F_OFC | F_KMEM_CAN_OVERLAP),
49*4882a593Smuzhiyun 	MEM_DEFINE(AVB_ANDROID, F_OFC | F_CACHELINE_ALIGN |
50*4882a593Smuzhiyun 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
51*4882a593Smuzhiyun 	MEM_DEFINE(FIT,		F_OFC | F_CACHELINE_ALIGN |
52*4882a593Smuzhiyun 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
53*4882a593Smuzhiyun 	MEM_DEFINE(UIMAGE,	F_OFC | F_CACHELINE_ALIGN |
54*4882a593Smuzhiyun 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
55*4882a593Smuzhiyun 	MEM_DEFINE(RESOURCE, 	F_OFC),
56*4882a593Smuzhiyun 	MEM_DEFINE(SEARCH,	F_OFC | F_CACHELINE_ALIGN | F_NO_FAIL_DUMP |
57*4882a593Smuzhiyun 				F_KMEM_CAN_OVERLAP | F_HIGHEST_MEM),
58*4882a593Smuzhiyun 	/*
59*4882a593Smuzhiyun 	 * Workarund:
60*4882a593Smuzhiyun 	 *
61*4882a593Smuzhiyun 	 *  On aarch32 mode, ATF reserve 0~1MB memory that the same as aarch64
62*4882a593Smuzhiyun 	 *  mode, but aarch32 mode actually occupies 0~192KB.
63*4882a593Smuzhiyun 	 *  So that we allow kernel to alloc memory within 0~1MB.
64*4882a593Smuzhiyun 	 */
65*4882a593Smuzhiyun #if defined(CONFIG_ROCKCHIP_RK3308) && defined(CONFIG_ARM64_BOOT_AARCH32)
66*4882a593Smuzhiyun 	MEM_DEFINE(KERNEL, F_OFC | F_IGNORE_INVISIBLE),
67*4882a593Smuzhiyun #else
68*4882a593Smuzhiyun 	MEM_DEFINE(KERNEL, F_OFC),
69*4882a593Smuzhiyun #endif
70*4882a593Smuzhiyun };
71*4882a593Smuzhiyun 
72*4882a593Smuzhiyun const struct memblk_attr *mem_attr = plat_mem_attr;
73