xref: /openbmc/u-boot/arch/sh/lib/board.c (revision 274bced8)
1 /*
2  * Copyright (C) 2016 Vladimir Zapolskiy <vz@mleia.com>
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6 
7 #include <common.h>
8 
9 DECLARE_GLOBAL_DATA_PTR;
10 
11 int dram_init(void)
12 {
13 	gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
14 				    CONFIG_SYS_SDRAM_SIZE);
15 
16 	return 0;
17 }
18 
19 void relocate_code(ulong start_addr_sp, gd_t *new_gd, ulong relocaddr)
20 {
21 	void (*reloc_board_init_r)(gd_t *gd, ulong dest) = board_init_r;
22 
23 	if (new_gd->reloc_off) {
24 		memcpy((void *)new_gd->relocaddr,
25 		       (void *)(new_gd->relocaddr - new_gd->reloc_off),
26 		       new_gd->mon_len);
27 
28 		reloc_board_init_r += new_gd->reloc_off;
29 	}
30 
31 	__asm__ __volatile__("mov.l %0, r15\n" : : "m" (new_gd->start_addr_sp));
32 
33 	while (1)
34 		reloc_board_init_r(new_gd, 0x0);
35 }
36