blob: f0ccc86fbeaaa4cda1aef2677b4af0df2f910528 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0-only */
#include <boot_device.h>
#include <endian.h>
#include <spi_flash.h>
/* The ROM is memory mapped just below 4GiB. Form a pointer for the base. */
#define rom_base ((void *)(uintptr_t)(0x100000000ULL-CONFIG_ROM_SIZE))
static const struct mem_region_device boot_dev =
MEM_REGION_DEV_RO_INIT(rom_base, CONFIG_ROM_SIZE);
const struct region_device *boot_device_ro(void)
{
return &boot_dev.rdev;
}
uint32_t spi_flash_get_mmap_windows(struct flash_mmap_window *table)
{
table->flash_base = 0;
table->host_base = (uint32_t)(uintptr_t)rom_base;
table->size = CONFIG_ROM_SIZE;
return 1;
}