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/*
* 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 "sysemu.h"
#include "sysbus.h"
#include "net.h"
#include "arm-misc.h"
#include "exec-memory.h"
#include "exynos4210.h"
#include "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;
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,
};
static QEMUMachine exynos4_machines[EXYNOS4_NUM_OF_BOARDS];
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].vlan) {
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 = sysbus_from_qdev(dev);
sysbus_mmio_map(s, 0, base);
sysbus_connect_irq(s, 0, irq);
}
}
static Exynos4210State *exynos4_boards_init_common(
const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,
Exynos4BoardType board_type)
{
if (smp_cpus != EXYNOS4210_NCPUS) {
fprintf(stderr, "%s board supports only %d CPU cores. Ignoring smp_cpus"
" value.\n",
exynos4_machines[board_type].name,
exynos4_machines[board_type].max_cpus);
}
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 = kernel_filename;
exynos4_board_binfo.initrd_filename = initrd_filename;
exynos4_board_binfo.kernel_cmdline = 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],
kernel_filename,
kernel_cmdline,
initrd_filename);
return exynos4210_init(get_system_memory(),
exynos4_board_ram_size[board_type]);
}
static void nuri_init(ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename, const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model)
{
exynos4_boards_init_common(kernel_filename, kernel_cmdline,
initrd_filename, EXYNOS4_BOARD_NURI);
arm_load_kernel(first_cpu, &exynos4_board_binfo);
}
static void smdkc210_init(ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename, const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model)
{
Exynos4210State *s = exynos4_boards_init_common(kernel_filename,
kernel_cmdline, initrd_filename, EXYNOS4_BOARD_SMDKC210);
lan9215_init(SMDK_LAN9118_BASE_ADDR,
qemu_irq_invert(s->irq_table[exynos4210_get_irq(37, 1)]));
arm_load_kernel(first_cpu, &exynos4_board_binfo);
}
static QEMUMachine exynos4_machines[EXYNOS4_NUM_OF_BOARDS] = {
[EXYNOS4_BOARD_NURI] = {
.name = "nuri",
.desc = "Samsung NURI board (Exynos4210)",
.init = nuri_init,
.max_cpus = EXYNOS4210_NCPUS,
},
[EXYNOS4_BOARD_SMDKC210] = {
.name = "smdkc210",
.desc = "Samsung SMDKC210 board (Exynos4210)",
.init = smdkc210_init,
.max_cpus = EXYNOS4210_NCPUS,
},
};
static void exynos4_machine_init(void)
{
qemu_register_machine(&exynos4_machines[EXYNOS4_BOARD_NURI]);
qemu_register_machine(&exynos4_machines[EXYNOS4_BOARD_SMDKC210]);
}
machine_init(exynos4_machine_init);
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