1 // SPDX-License-Identifier: BSD-2-Clause 2 /* 3 * Copyright (C) 2017 Marvell International Ltd. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND 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 COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <arm.h> 30 #include <console.h> 31 #include <drivers/gic.h> 32 #if defined(PLATFORM_FLAVOR_armada7k8k) 33 #include <drivers/serial8250_uart.h> 34 #elif defined(PLATFORM_FLAVOR_armada3700) 35 #include <drivers/mvebu_uart.h> 36 #endif 37 #include <keep.h> 38 #include <kernel/boot.h> 39 #include <kernel/interrupt.h> 40 #include <kernel/misc.h> 41 #include <kernel/panic.h> 42 #include <kernel/tee_time.h> 43 #include <mm/core_memprot.h> 44 #include <mm/core_mmu.h> 45 #include <platform_config.h> 46 #include <stdint.h> 47 #include <string.h> 48 49 static struct gic_data gic_data; 50 #if defined(PLATFORM_FLAVOR_armada7k8k) 51 static struct serial8250_uart_data console_data; 52 #elif defined(PLATFORM_FLAVOR_armada3700) 53 static struct mvebu_uart_data console_data; 54 #endif 55 56 register_phys_mem_pgdir(MEM_AREA_IO_SEC, CONSOLE_UART_BASE, 57 CORE_MMU_PGDIR_SIZE); 58 59 #ifdef GIC_BASE 60 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GICD_BASE, CORE_MMU_PGDIR_SIZE); 61 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GICC_BASE, CORE_MMU_PGDIR_SIZE); 62 63 void main_init_gic(void) 64 { 65 vaddr_t gicc_base; 66 vaddr_t gicd_base; 67 68 gicc_base = (vaddr_t)phys_to_virt(GIC_BASE + GICC_OFFSET, 69 MEM_AREA_IO_SEC); 70 gicd_base = (vaddr_t)phys_to_virt(GIC_BASE + GICD_OFFSET, 71 MEM_AREA_IO_SEC); 72 if (!gicc_base || !gicd_base) 73 panic(); 74 75 gic_init_base_addr(&gic_data, gicc_base, gicd_base); 76 77 itr_init(&gic_data.chip); 78 } 79 #endif 80 81 void itr_core_handler(void) 82 { 83 gic_it_handle(&gic_data); 84 } 85 86 void console_init(void) 87 { 88 #if defined(PLATFORM_FLAVOR_armada7k8k) 89 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 90 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 91 #elif defined(PLATFORM_FLAVOR_armada3700) 92 mvebu_uart_init(&console_data, CONSOLE_UART_BASE, 93 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 94 #endif 95 register_serial_console(&console_data.chip); 96 } 97