1 // SPDX-License-Identifier: BSD-2-Clause 2 /* 3 * Copyright (C) 2017, Fuzhou Rockchip Electronics Co., 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 <console.h> 30 #include <drivers/gic.h> 31 #include <drivers/serial8250_uart.h> 32 #include <io.h> 33 #include <kernel/generic_boot.h> 34 #include <kernel/panic.h> 35 #include <kernel/pm_stubs.h> 36 #include <mm/core_memprot.h> 37 #include <platform_config.h> 38 #include <stdint.h> 39 #include <tee/entry_std.h> 40 #include <tee/entry_fast.h> 41 42 static struct gic_data gic_data; 43 static struct serial8250_uart_data console_data; 44 45 register_phys_mem_pgdir(MEM_AREA_IO_SEC, PERIPH_BASE, PERIPH_SIZE); 46 register_phys_mem_pgdir(MEM_AREA_IO_NSEC, ISRAM_BASE, ISRAM_SIZE); 47 48 static const struct thread_handlers handlers = { 49 .cpu_on = pm_do_nothing, 50 .cpu_off = pm_do_nothing, 51 .cpu_suspend = pm_do_nothing, 52 .cpu_resume = pm_do_nothing, 53 .system_off = pm_do_nothing, 54 .system_reset = pm_do_nothing, 55 }; 56 57 void main_init_gic(void) 58 { 59 vaddr_t gicc_base; 60 vaddr_t gicd_base; 61 62 gicc_base = (vaddr_t)phys_to_virt_io(GICC_BASE); 63 gicd_base = (vaddr_t)phys_to_virt_io(GICD_BASE); 64 65 if (!gicc_base || !gicd_base) 66 panic(); 67 68 gic_init(&gic_data, gicc_base, gicd_base); 69 itr_init(&gic_data.chip); 70 } 71 72 void main_secondary_init_gic(void) 73 { 74 gic_cpu_init(&gic_data); 75 } 76 77 const struct thread_handlers *generic_boot_get_handlers(void) 78 { 79 return &handlers; 80 } 81 82 void console_init(void) 83 { 84 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 85 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 86 register_serial_console(&console_data.chip); 87 } 88