xref: /openbmc/u-boot/arch/sandbox/cpu/spl.c (revision a091a8f084f731953fa77a3da3b5bec72d37ad0f)
1e961a66dSSimon Glass /*
2e961a66dSSimon Glass  * Copyright (c) 2016 Google, Inc
3e961a66dSSimon Glass  * SPDX-License-Identifier:	GPL-2.0+
4e961a66dSSimon Glass  */
5e961a66dSSimon Glass 
6e961a66dSSimon Glass #include <common.h>
7e961a66dSSimon Glass #include <dm.h>
8e961a66dSSimon Glass #include <os.h>
9*a091a8f0SSimon Glass #include <spl.h>
10e961a66dSSimon Glass #include <asm/spl.h>
11e961a66dSSimon Glass #include <asm/state.h>
12e961a66dSSimon Glass 
13e961a66dSSimon Glass DECLARE_GLOBAL_DATA_PTR;
14e961a66dSSimon Glass 
15e961a66dSSimon Glass void board_init_f(ulong flag)
16e961a66dSSimon Glass {
17e961a66dSSimon Glass 	struct sandbox_state *state = state_get_current();
18e961a66dSSimon Glass 
19e961a66dSSimon Glass 	gd->arch.ram_buf = state->ram_buf;
20e961a66dSSimon Glass 	gd->ram_size = state->ram_size;
21e961a66dSSimon Glass }
22e961a66dSSimon Glass 
23e961a66dSSimon Glass u32 spl_boot_device(void)
24e961a66dSSimon Glass {
25e961a66dSSimon Glass 	return BOOT_DEVICE_BOARD;
26e961a66dSSimon Glass }
27e961a66dSSimon Glass 
28e961a66dSSimon Glass void spl_board_announce_boot_device(void)
29e961a66dSSimon Glass {
30e961a66dSSimon Glass 	char fname[256];
31e961a66dSSimon Glass 	int ret;
32e961a66dSSimon Glass 
33e961a66dSSimon Glass 	ret = os_find_u_boot(fname, sizeof(fname));
34e961a66dSSimon Glass 	if (ret) {
35e961a66dSSimon Glass 		printf("(%s not found, error %d)\n", fname, ret);
36e961a66dSSimon Glass 		return;
37e961a66dSSimon Glass 	}
38e961a66dSSimon Glass 	printf("%s\n", fname);
39e961a66dSSimon Glass }
40e961a66dSSimon Glass 
41e961a66dSSimon Glass int spl_board_load_image(void)
42e961a66dSSimon Glass {
43e961a66dSSimon Glass 	char fname[256];
44e961a66dSSimon Glass 	int ret;
45e961a66dSSimon Glass 
46e961a66dSSimon Glass 	ret = os_find_u_boot(fname, sizeof(fname));
47e961a66dSSimon Glass 	if (ret)
48e961a66dSSimon Glass 		return ret;
49e961a66dSSimon Glass 
50e961a66dSSimon Glass 	/* Hopefully this will not return */
51e961a66dSSimon Glass 	return os_spl_to_uboot(fname);
52e961a66dSSimon Glass }
53*a091a8f0SSimon Glass 
54*a091a8f0SSimon Glass void spl_board_init(void)
55*a091a8f0SSimon Glass {
56*a091a8f0SSimon Glass 	struct udevice *dev;
57*a091a8f0SSimon Glass 
58*a091a8f0SSimon Glass 	preloader_console_init();
59*a091a8f0SSimon Glass 
60*a091a8f0SSimon Glass 	/*
61*a091a8f0SSimon Glass 	* Scan all the devices so that we can output their platform data. See
62*a091a8f0SSimon Glass 	* sandbox_spl_probe().
63*a091a8f0SSimon Glass 	*/
64*a091a8f0SSimon Glass 	for (uclass_first_device(UCLASS_MISC, &dev);
65*a091a8f0SSimon Glass 	dev;
66*a091a8f0SSimon Glass 	uclass_next_device(&dev))
67*a091a8f0SSimon Glass 		;
68*a091a8f0SSimon Glass }
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