hw/arm/exynos4_boards.c

   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-common.h"
  26 #include "cpu.h"
  27 #include "sysemu/sysemu.h"
  28 #include "sysemu/qtest.h"
  29 #include "hw/sysbus.h"
  30 #include "net/net.h"
  31 #include "hw/arm/arm.h"
  32 #include "exec/address-spaces.h"
  33 #include "hw/arm/exynos4210.h"
  34 #include "hw/boards.h"
  35
  36 #undef DEBUG
  37
  38 //#define DEBUG
  39
  40 #ifdef DEBUG
  41     #undef PRINT_DEBUG
  42     #define  PRINT_DEBUG(fmt, args...) \
  43         do { \
  44             fprintf(stderr, "  [%s:%d]   "fmt, __func__, __LINE__, ##args); \
  45         } while (0)
  46 #else
  47     #define  PRINT_DEBUG(fmt, args...)  do {} while (0)
  48 #endif
  49
  50 #define SMDK_LAN9118_BASE_ADDR      0x05000000
  51
  52 typedef enum Exynos4BoardType {
  53     EXYNOS4_BOARD_NURI,
  54     EXYNOS4_BOARD_SMDKC210,
  55     EXYNOS4_NUM_OF_BOARDS
  56 } Exynos4BoardType;
  57
  58 static int exynos4_board_id[EXYNOS4_NUM_OF_BOARDS] = {
  59     [EXYNOS4_BOARD_NURI]     = 0xD33,
  60     [EXYNOS4_BOARD_SMDKC210] = 0xB16,
  61 };
  62
  63 static int exynos4_board_smp_bootreg_addr[EXYNOS4_NUM_OF_BOARDS] = {
  64     [EXYNOS4_BOARD_NURI]     = EXYNOS4210_SECOND_CPU_BOOTREG,
  65     [EXYNOS4_BOARD_SMDKC210] = EXYNOS4210_SECOND_CPU_BOOTREG,
  66 };
  67
  68 static unsigned long exynos4_board_ram_size[EXYNOS4_NUM_OF_BOARDS] = {
  69     [EXYNOS4_BOARD_NURI]     = 0x40000000,
  70     [EXYNOS4_BOARD_SMDKC210] = 0x40000000,
  71 };
  72
  73 static struct arm_boot_info exynos4_board_binfo = {
  74     .loader_start     = EXYNOS4210_BASE_BOOT_ADDR,
  75     .smp_loader_start = EXYNOS4210_SMP_BOOT_ADDR,
  76     .nb_cpus          = EXYNOS4210_NCPUS,
  77     .write_secondary_boot = exynos4210_write_secondary,
  78 };
  79
  80 static void lan9215_init(uint32_t base, qemu_irq irq)
  81 {
  82     DeviceState *dev;
  83     SysBusDevice *s;
  84
  85     /* This should be a 9215 but the 9118 is close enough */
  86     if (nd_table[0].used) {
  87         qemu_check_nic_model(&nd_table[0], "lan9118");
  88         dev = qdev_create(NULL, "lan9118");
  89         qdev_set_nic_properties(dev, &nd_table[0]);
  90         qdev_prop_set_uint32(dev, "mode_16bit", 1);
  91         qdev_init_nofail(dev);
  92         s = SYS_BUS_DEVICE(dev);
  93         sysbus_mmio_map(s, 0, base);
  94         sysbus_connect_irq(s, 0, irq);
  95     }
  96 }
  97
  98 static Exynos4210State *exynos4_boards_init_common(MachineState *machine,
  99                                                    Exynos4BoardType board_type)
 100 {
 101     MachineClass *mc = MACHINE_GET_CLASS(machine);
 102
 103     if (smp_cpus != EXYNOS4210_NCPUS && !qtest_enabled()) {
 104         fprintf(stderr, "%s board supports only %d CPU cores. Ignoring smp_cpus"
 105                 " value.\n",
 106                 mc->name, EXYNOS4210_NCPUS);
 107     }
 108
 109     exynos4_board_binfo.ram_size = exynos4_board_ram_size[board_type];
 110     exynos4_board_binfo.board_id = exynos4_board_id[board_type];
 111     exynos4_board_binfo.smp_bootreg_addr =
 112             exynos4_board_smp_bootreg_addr[board_type];
 113     exynos4_board_binfo.kernel_filename = machine->kernel_filename;
 114     exynos4_board_binfo.initrd_filename = machine->initrd_filename;
 115     exynos4_board_binfo.kernel_cmdline = machine->kernel_cmdline;
 116     exynos4_board_binfo.gic_cpu_if_addr =
 117             EXYNOS4210_SMP_PRIVATE_BASE_ADDR + 0x100;
 118
 119     PRINT_DEBUG("\n ram_size: %luMiB [0x%08lx]\n"
 120             " kernel_filename: %s\n"
 121             " kernel_cmdline: %s\n"
 122             " initrd_filename: %s\n",
 123             exynos4_board_ram_size[board_type] / 1048576,
 124             exynos4_board_ram_size[board_type],
 125             machine->kernel_filename,
 126             machine->kernel_cmdline,
 127             machine->initrd_filename);
 128
 129     return exynos4210_init(get_system_memory(),
 130             exynos4_board_ram_size[board_type]);
 131 }
 132
 133 static void nuri_init(MachineState *machine)
 134 {
 135     exynos4_boards_init_common(machine, EXYNOS4_BOARD_NURI);
 136
 137     arm_load_kernel(ARM_CPU(first_cpu), &exynos4_board_binfo);
 138 }
 139
 140 static void smdkc210_init(MachineState *machine)
 141 {
 142     Exynos4210State *s = exynos4_boards_init_common(machine,
 143                                                     EXYNOS4_BOARD_SMDKC210);
 144
 145     lan9215_init(SMDK_LAN9118_BASE_ADDR,
 146             qemu_irq_invert(s->irq_table[exynos4210_get_irq(37, 1)]));
 147     arm_load_kernel(ARM_CPU(first_cpu), &exynos4_board_binfo);
 148 }
 149
 150 static void nuri_class_init(ObjectClass *oc, void *data)
 151 {
 152     MachineClass *mc = MACHINE_CLASS(oc);
 153
 154     mc->desc = "Samsung NURI board (Exynos4210)";
 155     mc->init = nuri_init;
 156     mc->max_cpus = EXYNOS4210_NCPUS;
 157 }
 158
 159 static const TypeInfo nuri_type = {
 160     .name = MACHINE_TYPE_NAME("nuri"),
 161     .parent = TYPE_MACHINE,
 162     .class_init = nuri_class_init,
 163 };
 164
 165 static void smdkc210_class_init(ObjectClass *oc, void *data)
 166 {
 167     MachineClass *mc = MACHINE_CLASS(oc);
 168
 169     mc->desc = "Samsung SMDKC210 board (Exynos4210)";
 170     mc->init = smdkc210_init;
 171     mc->max_cpus = EXYNOS4210_NCPUS;
 172 }
 173
 174 static const TypeInfo smdkc210_type = {
 175     .name = MACHINE_TYPE_NAME("smdkc210"),
 176     .parent = TYPE_MACHINE,
 177     .class_init = smdkc210_class_init,
 178 };
 179
 180 static void exynos4_machines_init(void)
 181 {
 182     type_register_static(&nuri_type);
 183     type_register_static(&smdkc210_type);
 184 }
 185
 186 type_init(exynos4_machines_init)