/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #if CONFIG_ROM_SIZE >= (16 * MiB) #define ROM_SIZE (16 * MiB) #else #define ROM_SIZE CONFIG_ROM_SIZE #endif /* The ROM is memory mapped just below 4GiB. Form a pointer for the base. */ #define rom_base ((void *)(uintptr_t)(0x100000000ULL-ROM_SIZE)) static const struct mem_region_device boot_dev = MEM_REGION_DEV_RO_INIT(rom_base, 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 = ROM_SIZE; return 1; }