root / hw / exynos4_boards.c @ 03a6b667
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/*
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* Samsung exynos4 SoC based boards emulation
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*
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* Copyright (c) 2011 Samsung Electronics Co., Ltd. All rights reserved.
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* Maksim Kozlov <m.kozlov@samsung.com>
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* Evgeny Voevodin <e.voevodin@samsung.com>
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* Igor Mitsyanko <i.mitsyanko@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "sysemu.h" |
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#include "sysbus.h" |
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#include "net.h" |
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#include "arm-misc.h" |
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#include "exec-memory.h" |
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#include "exynos4210.h" |
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#include "boards.h" |
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#undef DEBUG
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//#define DEBUG
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#ifdef DEBUG
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#undef PRINT_DEBUG
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#define PRINT_DEBUG(fmt, args...) \
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do { \
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fprintf(stderr, " [%s:%d] "fmt, __func__, __LINE__, ##args); \ |
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} while (0) |
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#else
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#define PRINT_DEBUG(fmt, args...) do {} while (0) |
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#endif
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#define SMDK_LAN9118_BASE_ADDR 0x05000000 |
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typedef enum Exynos4BoardType { |
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EXYNOS4_BOARD_NURI, |
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EXYNOS4_BOARD_SMDKC210, |
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EXYNOS4_NUM_OF_BOARDS |
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} Exynos4BoardType; |
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static int exynos4_board_id[EXYNOS4_NUM_OF_BOARDS] = { |
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[EXYNOS4_BOARD_NURI] = 0xD33,
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[EXYNOS4_BOARD_SMDKC210] = 0xB16,
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}; |
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static int exynos4_board_smp_bootreg_addr[EXYNOS4_NUM_OF_BOARDS] = { |
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[EXYNOS4_BOARD_NURI] = EXYNOS4210_SECOND_CPU_BOOTREG, |
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[EXYNOS4_BOARD_SMDKC210] = EXYNOS4210_SECOND_CPU_BOOTREG, |
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}; |
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static unsigned long exynos4_board_ram_size[EXYNOS4_NUM_OF_BOARDS] = { |
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[EXYNOS4_BOARD_NURI] = 0x40000000,
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[EXYNOS4_BOARD_SMDKC210] = 0x40000000,
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}; |
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static struct arm_boot_info exynos4_board_binfo = { |
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.loader_start = EXYNOS4210_BASE_BOOT_ADDR, |
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.smp_loader_start = EXYNOS4210_SMP_BOOT_ADDR, |
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.nb_cpus = EXYNOS4210_NCPUS, |
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.write_secondary_boot = exynos4210_write_secondary, |
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}; |
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static QEMUMachine exynos4_machines[EXYNOS4_NUM_OF_BOARDS];
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static void lan9215_init(uint32_t base, qemu_irq irq) |
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{ |
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DeviceState *dev; |
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SysBusDevice *s; |
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/* This should be a 9215 but the 9118 is close enough */
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if (nd_table[0].used) { |
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qemu_check_nic_model(&nd_table[0], "lan9118"); |
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dev = qdev_create(NULL, "lan9118"); |
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qdev_set_nic_properties(dev, &nd_table[0]);
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qdev_prop_set_uint32(dev, "mode_16bit", 1); |
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qdev_init_nofail(dev); |
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s = sysbus_from_qdev(dev); |
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sysbus_mmio_map(s, 0, base);
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sysbus_connect_irq(s, 0, irq);
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} |
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} |
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static Exynos4210State *exynos4_boards_init_common(
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const char *kernel_filename, |
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const char *kernel_cmdline, |
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const char *initrd_filename, |
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Exynos4BoardType board_type) |
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{ |
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if (smp_cpus != EXYNOS4210_NCPUS) {
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fprintf(stderr, "%s board supports only %d CPU cores. Ignoring smp_cpus"
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" value.\n",
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exynos4_machines[board_type].name, |
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exynos4_machines[board_type].max_cpus); |
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} |
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exynos4_board_binfo.ram_size = exynos4_board_ram_size[board_type]; |
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exynos4_board_binfo.board_id = exynos4_board_id[board_type]; |
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exynos4_board_binfo.smp_bootreg_addr = |
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exynos4_board_smp_bootreg_addr[board_type]; |
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exynos4_board_binfo.kernel_filename = kernel_filename; |
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exynos4_board_binfo.initrd_filename = initrd_filename; |
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exynos4_board_binfo.kernel_cmdline = kernel_cmdline; |
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exynos4_board_binfo.gic_cpu_if_addr = |
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EXYNOS4210_SMP_PRIVATE_BASE_ADDR + 0x100;
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PRINT_DEBUG("\n ram_size: %luMiB [0x%08lx]\n"
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" kernel_filename: %s\n"
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" kernel_cmdline: %s\n"
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" initrd_filename: %s\n",
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exynos4_board_ram_size[board_type] / 1048576,
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exynos4_board_ram_size[board_type], |
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kernel_filename, |
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kernel_cmdline, |
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initrd_filename); |
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return exynos4210_init(get_system_memory(),
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exynos4_board_ram_size[board_type]); |
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} |
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static void nuri_init(ram_addr_t ram_size, |
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const char *boot_device, |
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const char *kernel_filename, const char *kernel_cmdline, |
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const char *initrd_filename, const char *cpu_model) |
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{ |
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exynos4_boards_init_common(kernel_filename, kernel_cmdline, |
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initrd_filename, EXYNOS4_BOARD_NURI); |
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arm_load_kernel(arm_env_get_cpu(first_cpu), &exynos4_board_binfo); |
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} |
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static void smdkc210_init(ram_addr_t ram_size, |
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const char *boot_device, |
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const char *kernel_filename, const char *kernel_cmdline, |
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const char *initrd_filename, const char *cpu_model) |
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{ |
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Exynos4210State *s = exynos4_boards_init_common(kernel_filename, |
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kernel_cmdline, initrd_filename, EXYNOS4_BOARD_SMDKC210); |
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lan9215_init(SMDK_LAN9118_BASE_ADDR, |
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qemu_irq_invert(s->irq_table[exynos4210_get_irq(37, 1)])); |
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arm_load_kernel(arm_env_get_cpu(first_cpu), &exynos4_board_binfo); |
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} |
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static QEMUMachine exynos4_machines[EXYNOS4_NUM_OF_BOARDS] = {
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[EXYNOS4_BOARD_NURI] = { |
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.name = "nuri",
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.desc = "Samsung NURI board (Exynos4210)",
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.init = nuri_init, |
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.max_cpus = EXYNOS4210_NCPUS, |
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}, |
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[EXYNOS4_BOARD_SMDKC210] = { |
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.name = "smdkc210",
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.desc = "Samsung SMDKC210 board (Exynos4210)",
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.init = smdkc210_init, |
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.max_cpus = EXYNOS4210_NCPUS, |
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}, |
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}; |
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static void exynos4_machine_init(void) |
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{ |
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qemu_register_machine(&exynos4_machines[EXYNOS4_BOARD_NURI]); |
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qemu_register_machine(&exynos4_machines[EXYNOS4_BOARD_SMDKC210]); |
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} |
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machine_init(exynos4_machine_init); |