1 /* 2 * Samsung exynos4 SoC based boards emulation 3 * 4 * Copyright (c) 2011 Samsung Electronics Co., Ltd. All rights reserved. 5 * Maksim Kozlov <m.kozlov@samsung.com> 6 * Evgeny Voevodin <e.voevodin@samsung.com> 7 * Igor Mitsyanko <i.mitsyanko@samsung.com> 8 * 9 * This program is free software; you can redistribute it and/or modify it 10 * under the terms of the GNU General Public License as published by the 11 * Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, but WITHOUT 15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 17 * for more details. 18 * 19 * You should have received a copy of the GNU General Public License along 20 * with this program; if not, see <http://www.gnu.org/licenses/>. 21 * 22 */ 23 24 #include "qemu/osdep.h" 25 #include "qemu/error-report.h" 26 #include "qemu-common.h" 27 #include "cpu.h" 28 #include "sysemu/sysemu.h" 29 #include "sysemu/qtest.h" 30 #include "hw/sysbus.h" 31 #include "net/net.h" 32 #include "hw/arm/arm.h" 33 #include "exec/address-spaces.h" 34 #include "hw/arm/exynos4210.h" 35 #include "hw/boards.h" 36 37 #undef DEBUG 38 39 //#define DEBUG 40 41 #ifdef DEBUG 42 #undef PRINT_DEBUG 43 #define PRINT_DEBUG(fmt, args...) \ 44 do { \ 45 fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \ 46 } while (0) 47 #else 48 #define PRINT_DEBUG(fmt, args...) do {} while (0) 49 #endif 50 51 #define SMDK_LAN9118_BASE_ADDR 0x05000000 52 53 typedef enum Exynos4BoardType { 54 EXYNOS4_BOARD_NURI, 55 EXYNOS4_BOARD_SMDKC210, 56 EXYNOS4_NUM_OF_BOARDS 57 } Exynos4BoardType; 58 59 static int exynos4_board_id[EXYNOS4_NUM_OF_BOARDS] = { 60 [EXYNOS4_BOARD_NURI] = 0xD33, 61 [EXYNOS4_BOARD_SMDKC210] = 0xB16, 62 }; 63 64 static int exynos4_board_smp_bootreg_addr[EXYNOS4_NUM_OF_BOARDS] = { 65 [EXYNOS4_BOARD_NURI] = EXYNOS4210_SECOND_CPU_BOOTREG, 66 [EXYNOS4_BOARD_SMDKC210] = EXYNOS4210_SECOND_CPU_BOOTREG, 67 }; 68 69 static unsigned long exynos4_board_ram_size[EXYNOS4_NUM_OF_BOARDS] = { 70 [EXYNOS4_BOARD_NURI] = 0x40000000, 71 [EXYNOS4_BOARD_SMDKC210] = 0x40000000, 72 }; 73 74 static struct arm_boot_info exynos4_board_binfo = { 75 .loader_start = EXYNOS4210_BASE_BOOT_ADDR, 76 .smp_loader_start = EXYNOS4210_SMP_BOOT_ADDR, 77 .nb_cpus = EXYNOS4210_NCPUS, 78 .write_secondary_boot = exynos4210_write_secondary, 79 }; 80 81 static void lan9215_init(uint32_t base, qemu_irq irq) 82 { 83 DeviceState *dev; 84 SysBusDevice *s; 85 86 /* This should be a 9215 but the 9118 is close enough */ 87 if (nd_table[0].used) { 88 qemu_check_nic_model(&nd_table[0], "lan9118"); 89 dev = qdev_create(NULL, "lan9118"); 90 qdev_set_nic_properties(dev, &nd_table[0]); 91 qdev_prop_set_uint32(dev, "mode_16bit", 1); 92 qdev_init_nofail(dev); 93 s = SYS_BUS_DEVICE(dev); 94 sysbus_mmio_map(s, 0, base); 95 sysbus_connect_irq(s, 0, irq); 96 } 97 } 98 99 static Exynos4210State *exynos4_boards_init_common(MachineState *machine, 100 Exynos4BoardType board_type) 101 { 102 MachineClass *mc = MACHINE_GET_CLASS(machine); 103 104 if (smp_cpus != EXYNOS4210_NCPUS && !qtest_enabled()) { 105 error_report("%s board supports only %d CPU cores, ignoring smp_cpus" 106 " value", 107 mc->name, EXYNOS4210_NCPUS); 108 } 109 110 exynos4_board_binfo.ram_size = exynos4_board_ram_size[board_type]; 111 exynos4_board_binfo.board_id = exynos4_board_id[board_type]; 112 exynos4_board_binfo.smp_bootreg_addr = 113 exynos4_board_smp_bootreg_addr[board_type]; 114 exynos4_board_binfo.kernel_filename = machine->kernel_filename; 115 exynos4_board_binfo.initrd_filename = machine->initrd_filename; 116 exynos4_board_binfo.kernel_cmdline = machine->kernel_cmdline; 117 exynos4_board_binfo.gic_cpu_if_addr = 118 EXYNOS4210_SMP_PRIVATE_BASE_ADDR + 0x100; 119 120 PRINT_DEBUG("\n ram_size: %luMiB [0x%08lx]\n" 121 " kernel_filename: %s\n" 122 " kernel_cmdline: %s\n" 123 " initrd_filename: %s\n", 124 exynos4_board_ram_size[board_type] / 1048576, 125 exynos4_board_ram_size[board_type], 126 machine->kernel_filename, 127 machine->kernel_cmdline, 128 machine->initrd_filename); 129 130 return exynos4210_init(get_system_memory(), 131 exynos4_board_ram_size[board_type]); 132 } 133 134 static void nuri_init(MachineState *machine) 135 { 136 exynos4_boards_init_common(machine, EXYNOS4_BOARD_NURI); 137 138 arm_load_kernel(ARM_CPU(first_cpu), &exynos4_board_binfo); 139 } 140 141 static void smdkc210_init(MachineState *machine) 142 { 143 Exynos4210State *s = exynos4_boards_init_common(machine, 144 EXYNOS4_BOARD_SMDKC210); 145 146 lan9215_init(SMDK_LAN9118_BASE_ADDR, 147 qemu_irq_invert(s->irq_table[exynos4210_get_irq(37, 1)])); 148 arm_load_kernel(ARM_CPU(first_cpu), &exynos4_board_binfo); 149 } 150 151 static void nuri_class_init(ObjectClass *oc, void *data) 152 { 153 MachineClass *mc = MACHINE_CLASS(oc); 154 155 mc->desc = "Samsung NURI board (Exynos4210)"; 156 mc->init = nuri_init; 157 mc->max_cpus = EXYNOS4210_NCPUS; 158 } 159 160 static const TypeInfo nuri_type = { 161 .name = MACHINE_TYPE_NAME("nuri"), 162 .parent = TYPE_MACHINE, 163 .class_init = nuri_class_init, 164 }; 165 166 static void smdkc210_class_init(ObjectClass *oc, void *data) 167 { 168 MachineClass *mc = MACHINE_CLASS(oc); 169 170 mc->desc = "Samsung SMDKC210 board (Exynos4210)"; 171 mc->init = smdkc210_init; 172 mc->max_cpus = EXYNOS4210_NCPUS; 173 } 174 175 static const TypeInfo smdkc210_type = { 176 .name = MACHINE_TYPE_NAME("smdkc210"), 177 .parent = TYPE_MACHINE, 178 .class_init = smdkc210_class_init, 179 }; 180 181 static void exynos4_machines_init(void) 182 { 183 type_register_static(&nuri_type); 184 type_register_static(&smdkc210_type); 185 } 186 187 type_init(exynos4_machines_init) 188