1 /* 2 * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef __COREBOOT_H__ 8 #define __COREBOOT_H__ 9 10 #include <types.h> 11 12 typedef struct { 13 uint32_t type; /* always 2 (memory-mapped) on ARM */ 14 uint32_t baseaddr; 15 uint32_t baud; 16 uint32_t regwidth; /* in bytes, i.e. usually 4 */ 17 uint32_t input_hertz; 18 uint32_t uart_pci_addr; /* unused on current ARM systems */ 19 } coreboot_serial_t; 20 extern coreboot_serial_t coreboot_serial; 21 22 void coreboot_table_setup(void *base); 23 24 #endif /* __COREBOOT_H__ */ 25