xref: /openbmc/u-boot/arch/sh/lib/board.c (revision dd1033e4)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2016 Vladimir Zapolskiy <vz@mleia.com>
4  */
5 
6 #include <common.h>
7 
8 DECLARE_GLOBAL_DATA_PTR;
9 
10 int dram_init(void)
11 {
12 	gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
13 				    CONFIG_SYS_SDRAM_SIZE);
14 
15 	return 0;
16 }
17 
18 void relocate_code(ulong start_addr_sp, gd_t *new_gd, ulong relocaddr)
19 {
20 	void (*reloc_board_init_r)(gd_t *gd, ulong dest) = board_init_r;
21 
22 	if (new_gd->reloc_off) {
23 		memcpy((void *)new_gd->relocaddr,
24 		       (void *)(new_gd->relocaddr - new_gd->reloc_off),
25 		       new_gd->mon_len);
26 
27 		reloc_board_init_r += new_gd->reloc_off;
28 	}
29 
30 	__asm__ __volatile__("mov.l %0, r15\n" : : "m" (new_gd->start_addr_sp));
31 
32 	while (1)
33 		reloc_board_init_r(new_gd, 0x0);
34 }
35