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Diffstat (limited to 'hw/arm/exynos4_boards.c')
| -rw-r--r-- | hw/arm/exynos4_boards.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/hw/arm/exynos4_boards.c b/hw/arm/exynos4_boards.c new file mode 100644 index 00000000..ef5bcbc2 --- /dev/null +++ b/hw/arm/exynos4_boards.c @@ -0,0 +1,194 @@ +/* + * Samsung exynos4 SoC based boards emulation + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. All rights reserved. + * Maksim Kozlov <m.kozlov@samsung.com> + * Evgeny Voevodin <e.voevodin@samsung.com> + * Igor Mitsyanko <i.mitsyanko@samsung.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, see <http://www.gnu.org/licenses/>. + * + */ + +#include "qemu/osdep.h" +#include "qemu/units.h" +#include "qapi/error.h" +#include "qemu/error-report.h" +#include "hw/sysbus.h" +#include "net/net.h" +#include "hw/arm/boot.h" +#include "exec/address-spaces.h" +#include "hw/arm/exynos4210.h" +#include "hw/net/lan9118.h" +#include "hw/qdev-properties.h" +#include "hw/boards.h" +#include "hw/irq.h" + +#define SMDK_LAN9118_BASE_ADDR 0x05000000 + +typedef enum Exynos4BoardType { + EXYNOS4_BOARD_NURI, + EXYNOS4_BOARD_SMDKC210, + EXYNOS4_NUM_OF_BOARDS +} Exynos4BoardType; + +typedef struct Exynos4BoardState { + Exynos4210State soc; + MemoryRegion dram0_mem; + MemoryRegion dram1_mem; +} Exynos4BoardState; + +static int exynos4_board_id[EXYNOS4_NUM_OF_BOARDS] = { + [EXYNOS4_BOARD_NURI] = 0xD33, + [EXYNOS4_BOARD_SMDKC210] = 0xB16, +}; + +static int exynos4_board_smp_bootreg_addr[EXYNOS4_NUM_OF_BOARDS] = { + [EXYNOS4_BOARD_NURI] = EXYNOS4210_SECOND_CPU_BOOTREG, + [EXYNOS4_BOARD_SMDKC210] = EXYNOS4210_SECOND_CPU_BOOTREG, +}; + +static unsigned long exynos4_board_ram_size[EXYNOS4_NUM_OF_BOARDS] = { + [EXYNOS4_BOARD_NURI] = 1 * GiB, + [EXYNOS4_BOARD_SMDKC210] = 1 * GiB, +}; + +static struct arm_boot_info exynos4_board_binfo = { + .loader_start = EXYNOS4210_BASE_BOOT_ADDR, + .smp_loader_start = EXYNOS4210_SMP_BOOT_ADDR, + .write_secondary_boot = exynos4210_write_secondary, +}; + +static void lan9215_init(uint32_t base, qemu_irq irq) +{ + DeviceState *dev; + SysBusDevice *s; + + /* This should be a 9215 but the 9118 is close enough */ + if (nd_table[0].used) { + qemu_check_nic_model(&nd_table[0], "lan9118"); + dev = qdev_new(TYPE_LAN9118); + qdev_set_nic_properties(dev, &nd_table[0]); + qdev_prop_set_uint32(dev, "mode_16bit", 1); + s = SYS_BUS_DEVICE(dev); + sysbus_realize_and_unref(s, &error_fatal); + sysbus_mmio_map(s, 0, base); + sysbus_connect_irq(s, 0, irq); + } +} + +static void exynos4_boards_init_ram(Exynos4BoardState *s, + MemoryRegion *system_mem, + unsigned long ram_size) +{ + unsigned long mem_size = ram_size; + + if (mem_size > EXYNOS4210_DRAM_MAX_SIZE) { + memory_region_init_ram(&s->dram1_mem, NULL, "exynos4210.dram1", + mem_size - EXYNOS4210_DRAM_MAX_SIZE, + &error_fatal); + memory_region_add_subregion(system_mem, EXYNOS4210_DRAM1_BASE_ADDR, + &s->dram1_mem); + mem_size = EXYNOS4210_DRAM_MAX_SIZE; + } + + memory_region_init_ram(&s->dram0_mem, NULL, "exynos4210.dram0", mem_size, + &error_fatal); + memory_region_add_subregion(system_mem, EXYNOS4210_DRAM0_BASE_ADDR, + &s->dram0_mem); +} + +static Exynos4BoardState * +exynos4_boards_init_common(MachineState *machine, + Exynos4BoardType board_type) +{ + Exynos4BoardState *s = g_new(Exynos4BoardState, 1); + + exynos4_board_binfo.ram_size = exynos4_board_ram_size[board_type]; + exynos4_board_binfo.board_id = exynos4_board_id[board_type]; + exynos4_board_binfo.smp_bootreg_addr = + exynos4_board_smp_bootreg_addr[board_type]; + exynos4_board_binfo.gic_cpu_if_addr = + EXYNOS4210_SMP_PRIVATE_BASE_ADDR + 0x100; + + exynos4_boards_init_ram(s, get_system_memory(), + exynos4_board_ram_size[board_type]); + + object_initialize_child(OBJECT(machine), "soc", &s->soc, + TYPE_EXYNOS4210_SOC); + sysbus_realize(SYS_BUS_DEVICE(&s->soc), &error_fatal); + + return s; +} + +static void nuri_init(MachineState *machine) +{ + exynos4_boards_init_common(machine, EXYNOS4_BOARD_NURI); + + arm_load_kernel(ARM_CPU(first_cpu), machine, &exynos4_board_binfo); +} + +static void smdkc210_init(MachineState *machine) +{ + Exynos4BoardState *s = exynos4_boards_init_common(machine, + EXYNOS4_BOARD_SMDKC210); + + lan9215_init(SMDK_LAN9118_BASE_ADDR, + qemu_irq_invert(s->soc.irq_table[exynos4210_get_irq(37, 1)])); + arm_load_kernel(ARM_CPU(first_cpu), machine, &exynos4_board_binfo); +} + +static void nuri_class_init(ObjectClass *oc, void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + + mc->desc = "Samsung NURI board (Exynos4210)"; + mc->init = nuri_init; + mc->max_cpus = EXYNOS4210_NCPUS; + mc->min_cpus = EXYNOS4210_NCPUS; + mc->default_cpus = EXYNOS4210_NCPUS; + mc->ignore_memory_transaction_failures = true; +} + +static const TypeInfo nuri_type = { + .name = MACHINE_TYPE_NAME("nuri"), + .parent = TYPE_MACHINE, + .class_init = nuri_class_init, +}; + +static void smdkc210_class_init(ObjectClass *oc, void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + + mc->desc = "Samsung SMDKC210 board (Exynos4210)"; + mc->init = smdkc210_init; + mc->max_cpus = EXYNOS4210_NCPUS; + mc->min_cpus = EXYNOS4210_NCPUS; + mc->default_cpus = EXYNOS4210_NCPUS; + mc->ignore_memory_transaction_failures = true; +} + +static const TypeInfo smdkc210_type = { + .name = MACHINE_TYPE_NAME("smdkc210"), + .parent = TYPE_MACHINE, + .class_init = smdkc210_class_init, +}; + +static void exynos4_machines_init(void) +{ + type_register_static(&nuri_type); + type_register_static(&smdkc210_type); +} + +type_init(exynos4_machines_init) |