| /* |
| * 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 "qapi/error.h" |
| #include "qemu/error-report.h" |
| #include "qemu-common.h" |
| #include "cpu.h" |
| #include "sysemu/sysemu.h" |
| #include "sysemu/qtest.h" |
| #include "hw/sysbus.h" |
| #include "net/net.h" |
| #include "hw/arm/arm.h" |
| #include "exec/address-spaces.h" |
| #include "hw/arm/exynos4210.h" |
| #include "hw/boards.h" |
| |
| #undef DEBUG |
| |
| //#define DEBUG |
| |
| #ifdef DEBUG |
| #undef PRINT_DEBUG |
| #define PRINT_DEBUG(fmt, args...) \ |
| do { \ |
| fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \ |
| } while (0) |
| #else |
| #define PRINT_DEBUG(fmt, args...) do {} while (0) |
| #endif |
| |
| #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] = 0x40000000, |
| [EXYNOS4_BOARD_SMDKC210] = 0x40000000, |
| }; |
| |
| static struct arm_boot_info exynos4_board_binfo = { |
| .loader_start = EXYNOS4210_BASE_BOOT_ADDR, |
| .smp_loader_start = EXYNOS4210_SMP_BOOT_ADDR, |
| .nb_cpus = EXYNOS4210_NCPUS, |
| .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_create(NULL, "lan9118"); |
| qdev_set_nic_properties(dev, &nd_table[0]); |
| qdev_prop_set_uint32(dev, "mode_16bit", 1); |
| qdev_init_nofail(dev); |
| s = SYS_BUS_DEVICE(dev); |
| 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); |
| vmstate_register_ram_global(&s->dram1_mem); |
| 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); |
| vmstate_register_ram_global(&s->dram0_mem); |
| 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); |
| MachineClass *mc = MACHINE_GET_CLASS(machine); |
| |
| if (smp_cpus != EXYNOS4210_NCPUS && !qtest_enabled()) { |
| error_report("%s board supports only %d CPU cores, ignoring smp_cpus" |
| " value", |
| mc->name, EXYNOS4210_NCPUS); |
| } |
| |
| 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.kernel_filename = machine->kernel_filename; |
| exynos4_board_binfo.initrd_filename = machine->initrd_filename; |
| exynos4_board_binfo.kernel_cmdline = machine->kernel_cmdline; |
| exynos4_board_binfo.gic_cpu_if_addr = |
| EXYNOS4210_SMP_PRIVATE_BASE_ADDR + 0x100; |
| |
| PRINT_DEBUG("\n ram_size: %luMiB [0x%08lx]\n" |
| " kernel_filename: %s\n" |
| " kernel_cmdline: %s\n" |
| " initrd_filename: %s\n", |
| exynos4_board_ram_size[board_type] / 1048576, |
| exynos4_board_ram_size[board_type], |
| machine->kernel_filename, |
| machine->kernel_cmdline, |
| machine->initrd_filename); |
| |
| exynos4_boards_init_ram(s, get_system_memory(), |
| exynos4_board_ram_size[board_type]); |
| |
| s->soc = exynos4210_init(get_system_memory()); |
| |
| return s; |
| } |
| |
| static void nuri_init(MachineState *machine) |
| { |
| exynos4_boards_init_common(machine, EXYNOS4_BOARD_NURI); |
| |
| arm_load_kernel(ARM_CPU(first_cpu), &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), &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; |
| } |
| |
| 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; |
| } |
| |
| 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) |
