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/generic_boot.h> 39 #include <kernel/interrupt.h> 40 #include <kernel/misc.h> 41 #include <kernel/panic.h> 42 #include <kernel/pm_stubs.h> 43 #include <kernel/tee_time.h> 44 #include <mm/core_memprot.h> 45 #include <mm/core_mmu.h> 46 #include <platform_config.h> 47 #include <stdint.h> 48 #include <string.h> 49 #include <tee/entry_fast.h> 50 #include <tee/entry_std.h> 51 52 static const struct thread_handlers handlers = { 53 .cpu_on = cpu_on_handler, 54 .cpu_off = pm_do_nothing, 55 .cpu_suspend = pm_do_nothing, 56 .cpu_resume = pm_do_nothing, 57 .system_off = pm_do_nothing, 58 .system_reset = pm_do_nothing, 59 }; 60 61 static struct gic_data gic_data; 62 #if defined(PLATFORM_FLAVOR_armada7k8k) 63 static struct serial8250_uart_data console_data; 64 #elif defined(PLATFORM_FLAVOR_armada3700) 65 static struct mvebu_uart_data console_data; 66 #endif 67 68 const struct thread_handlers *generic_boot_get_handlers(void) 69 { 70 return &handlers; 71 } 72 73 register_phys_mem_pgdir(MEM_AREA_IO_SEC, CONSOLE_UART_BASE, 74 CORE_MMU_PGDIR_SIZE); 75 76 #ifdef GIC_BASE 77 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GICD_BASE, CORE_MMU_PGDIR_SIZE); 78 register_phys_mem_pgdir(MEM_AREA_IO_SEC, GICC_BASE, CORE_MMU_PGDIR_SIZE); 79 80 void main_init_gic(void) 81 { 82 vaddr_t gicc_base; 83 vaddr_t gicd_base; 84 85 gicc_base = (vaddr_t)phys_to_virt(GIC_BASE + GICC_OFFSET, 86 MEM_AREA_IO_SEC); 87 gicd_base = (vaddr_t)phys_to_virt(GIC_BASE + GICD_OFFSET, 88 MEM_AREA_IO_SEC); 89 if (!gicc_base || !gicd_base) 90 panic(); 91 92 gic_init_base_addr(&gic_data, gicc_base, gicd_base); 93 94 itr_init(&gic_data.chip); 95 } 96 #endif 97 98 void itr_core_handler(void) 99 { 100 gic_it_handle(&gic_data); 101 } 102 103 void console_init(void) 104 { 105 #if defined(PLATFORM_FLAVOR_armada7k8k) 106 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 107 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 108 #elif defined(PLATFORM_FLAVOR_armada3700) 109 mvebu_uart_init(&console_data, CONSOLE_UART_BASE, 110 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 111 #endif 112 register_serial_console(&console_data.chip); 113 } 114