1 // SPDX-License-Identifier: BSD-2-Clause 2 /* 3 * Copyright (c) 2015, Linaro Limited 4 */ 5 6 #include <console.h> 7 #include <drivers/gic.h> 8 #include <drivers/serial8250_uart.h> 9 #include <kernel/boot.h> 10 #include <kernel/panic.h> 11 #include <mm/core_memprot.h> 12 #include <platform_config.h> 13 #include <stdint.h> 14 15 register_phys_mem_pgdir(MEM_AREA_IO_NSEC, 16 CONSOLE_UART_BASE, SERIAL8250_UART_REG_SIZE); 17 18 static struct serial8250_uart_data console_data; 19 20 #ifdef CFG_GIC 21 static struct gic_data gic_data; 22 23 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GIC_BASE + GICD_OFFSET, 24 CORE_MMU_PGDIR_SIZE); 25 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GIC_BASE + GICC_OFFSET, 26 CORE_MMU_PGDIR_SIZE); 27 28 void main_init_gic(void) 29 { 30 vaddr_t gicc_base = 0; 31 vaddr_t gicd_base = 0; 32 33 gicc_base = (vaddr_t)phys_to_virt(GIC_BASE + GICC_OFFSET, 34 MEM_AREA_IO_SEC, 1); 35 gicd_base = (vaddr_t)phys_to_virt(GIC_BASE + GICD_OFFSET, 36 MEM_AREA_IO_SEC, 1); 37 if (!gicc_base || !gicd_base) 38 panic(); 39 40 gic_init_base_addr(&gic_data, gicc_base, gicd_base); 41 42 itr_init(&gic_data.chip); 43 } 44 45 void itr_core_handler(void) 46 { 47 gic_it_handle(&gic_data); 48 } 49 #endif 50 51 void console_init(void) 52 { 53 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 54 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 55 register_serial_console(&console_data.chip); 56 } 57