SPDX: Convert all of our single license tags to Linux Kernel style
[platform/kernel/u-boot.git] / arch / x86 / cpu / efi / sdram.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2015 Google, Inc
4  */
5
6 #include <common.h>
7 #include <efi.h>
8 #include <asm/u-boot-x86.h>
9
10 DECLARE_GLOBAL_DATA_PTR;
11
12 ulong board_get_usable_ram_top(ulong total_size)
13 {
14         return (ulong)efi_get_ram_base() + gd->ram_size;
15 }
16
17 int dram_init(void)
18 {
19         /* gd->ram_size is set as part of EFI init */
20
21         return 0;
22 }
23
24 int dram_init_banksize(void)
25 {
26         gd->bd->bi_dram[0].start = efi_get_ram_base();
27         gd->bd->bi_dram[0].size = CONFIG_EFI_RAM_SIZE;
28
29         return 0;
30 }