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