1/* $NetBSD: efibootarm.c,v 1.3 2020/11/28 14:02:09 jmcneill Exp $ */
2
3/*-
4 * Copyright (c) 2019 Jared McNeill <jmcneill@invisible.ca>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include "../efiboot.h"
30#include "../efifdt.h"
31
32#include <sys/bootblock.h>
33
34#include <loadfile.h>
35
36/* cache.S */
37void armv7_dcache_wbinv_range(vaddr_t, vsize_t);
38void armv7_icache_inv_all(void);
39void armv7_exec_kernel(register_t, register_t);
40
41void
42efi_dcache_flush(u_long start, u_long size)
43{
44	armv7_dcache_wbinv_range(start, size);
45}
46
47void
48efi_boot_kernel(u_long marks[MARK_MAX])
49{
50	u_long kernel_size;
51
52	kernel_size = marks[MARK_END] - marks[MARK_START];
53
54	armv7_dcache_wbinv_range(marks[MARK_START], kernel_size);
55	if (efi_fdt_size() > 0)
56		armv7_dcache_wbinv_range((u_long)efi_fdt_data(), efi_fdt_size());
57	armv7_icache_inv_all();
58
59	armv7_exec_kernel((register_t)marks[MARK_ENTRY], (register_t)efi_fdt_data());
60}
61
62void
63efi_md_show(void)
64{
65}
66