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/pm_stubs.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 #include <tee/entry_fast.h> 49 #include <tee/entry_std.h> 50 51 static void main_fiq(void); 52 53 static const struct thread_handlers handlers = { 54 .std_smc = tee_entry_std, 55 .fast_smc = tee_entry_fast, 56 .nintr = main_fiq, 57 .cpu_on = cpu_on_handler, 58 .cpu_off = pm_do_nothing, 59 .cpu_suspend = pm_do_nothing, 60 .cpu_resume = pm_do_nothing, 61 .system_off = pm_do_nothing, 62 .system_reset = pm_do_nothing, 63 }; 64 65 static struct gic_data gic_data; 66 #if defined(PLATFORM_FLAVOR_armada7k8k) 67 static struct serial8250_uart_data console_data; 68 #elif defined(PLATFORM_FLAVOR_armada3700) 69 static struct mvebu_uart_data console_data; 70 #endif 71 72 const struct thread_handlers *generic_boot_get_handlers(void) 73 { 74 return &handlers; 75 } 76 77 register_phys_mem(MEM_AREA_IO_SEC, CONSOLE_UART_BASE, CORE_MMU_DEVICE_SIZE); 78 79 #ifdef GIC_BASE 80 register_phys_mem(MEM_AREA_IO_SEC, GICD_BASE, CORE_MMU_DEVICE_SIZE); 81 register_phys_mem(MEM_AREA_IO_SEC, GICC_BASE, CORE_MMU_DEVICE_SIZE); 82 83 void main_init_gic(void) 84 { 85 vaddr_t gicc_base; 86 vaddr_t gicd_base; 87 88 gicc_base = (vaddr_t)phys_to_virt(GIC_BASE + GICC_OFFSET, 89 MEM_AREA_IO_SEC); 90 gicd_base = (vaddr_t)phys_to_virt(GIC_BASE + GICD_OFFSET, 91 MEM_AREA_IO_SEC); 92 if (!gicc_base || !gicd_base) 93 panic(); 94 95 gic_init_base_addr(&gic_data, gicc_base, gicd_base); 96 97 itr_init(&gic_data.chip); 98 } 99 #endif 100 101 static void main_fiq(void) 102 { 103 gic_it_handle(&gic_data); 104 } 105 106 void console_init(void) 107 { 108 #if defined(PLATFORM_FLAVOR_armada7k8k) 109 serial8250_uart_init(&console_data, CONSOLE_UART_BASE, 110 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 111 #elif defined(PLATFORM_FLAVOR_armada3700) 112 mvebu_uart_init(&console_data, CONSOLE_UART_BASE, 113 CONSOLE_UART_CLK_IN_HZ, CONSOLE_BAUDRATE); 114 #endif 115 register_serial_console(&console_data.chip); 116 } 117