2 * Samsung exynos4 SoC based boards emulation
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>
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.
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
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/>.
24 #include "qemu/osdep.h"
25 #include "qemu/units.h"
26 #include "qapi/error.h"
27 #include "qemu/error-report.h"
28 #include "hw/sysbus.h"
30 #include "hw/arm/boot.h"
31 #include "exec/address-spaces.h"
32 #include "hw/arm/exynos4210.h"
33 #include "hw/net/lan9118.h"
34 #include "hw/qdev-properties.h"
35 #include "hw/boards.h"
37 #include "target/arm/cpu-qom.h"
39 #define SMDK_LAN9118_BASE_ADDR 0x05000000
41 typedef enum Exynos4BoardType
{
43 EXYNOS4_BOARD_SMDKC210
,
47 typedef struct Exynos4BoardState
{
49 MemoryRegion dram0_mem
;
50 MemoryRegion dram1_mem
;
53 static int exynos4_board_id
[EXYNOS4_NUM_OF_BOARDS
] = {
54 [EXYNOS4_BOARD_NURI
] = 0xD33,
55 [EXYNOS4_BOARD_SMDKC210
] = 0xB16,
58 static int exynos4_board_smp_bootreg_addr
[EXYNOS4_NUM_OF_BOARDS
] = {
59 [EXYNOS4_BOARD_NURI
] = EXYNOS4210_SECOND_CPU_BOOTREG
,
60 [EXYNOS4_BOARD_SMDKC210
] = EXYNOS4210_SECOND_CPU_BOOTREG
,
63 static unsigned long exynos4_board_ram_size
[EXYNOS4_NUM_OF_BOARDS
] = {
64 [EXYNOS4_BOARD_NURI
] = 1 * GiB
,
65 [EXYNOS4_BOARD_SMDKC210
] = 1 * GiB
,
68 static struct arm_boot_info exynos4_board_binfo
= {
69 .loader_start
= EXYNOS4210_BASE_BOOT_ADDR
,
70 .smp_loader_start
= EXYNOS4210_SMP_BOOT_ADDR
,
71 .write_secondary_boot
= exynos4210_write_secondary
,
74 static void lan9215_init(uint32_t base
, qemu_irq irq
)
79 /* This should be a 9215 but the 9118 is close enough */
80 dev
= qemu_create_nic_device(TYPE_LAN9118
, true, NULL
);
82 qdev_prop_set_uint32(dev
, "mode_16bit", 1);
83 s
= SYS_BUS_DEVICE(dev
);
84 sysbus_realize_and_unref(s
, &error_fatal
);
85 sysbus_mmio_map(s
, 0, base
);
86 sysbus_connect_irq(s
, 0, irq
);
90 static void exynos4_boards_init_ram(Exynos4BoardState
*s
,
91 MemoryRegion
*system_mem
,
92 unsigned long ram_size
)
94 unsigned long mem_size
= ram_size
;
96 if (mem_size
> EXYNOS4210_DRAM_MAX_SIZE
) {
97 memory_region_init_ram(&s
->dram1_mem
, NULL
, "exynos4210.dram1",
98 mem_size
- EXYNOS4210_DRAM_MAX_SIZE
,
100 memory_region_add_subregion(system_mem
, EXYNOS4210_DRAM1_BASE_ADDR
,
102 mem_size
= EXYNOS4210_DRAM_MAX_SIZE
;
105 memory_region_init_ram(&s
->dram0_mem
, NULL
, "exynos4210.dram0", mem_size
,
107 memory_region_add_subregion(system_mem
, EXYNOS4210_DRAM0_BASE_ADDR
,
111 static Exynos4BoardState
*
112 exynos4_boards_init_common(MachineState
*machine
,
113 Exynos4BoardType board_type
)
115 Exynos4BoardState
*s
= g_new(Exynos4BoardState
, 1);
117 exynos4_board_binfo
.ram_size
= exynos4_board_ram_size
[board_type
];
118 exynos4_board_binfo
.board_id
= exynos4_board_id
[board_type
];
119 exynos4_board_binfo
.smp_bootreg_addr
=
120 exynos4_board_smp_bootreg_addr
[board_type
];
121 exynos4_board_binfo
.gic_cpu_if_addr
=
122 EXYNOS4210_SMP_PRIVATE_BASE_ADDR
+ 0x100;
124 exynos4_boards_init_ram(s
, get_system_memory(),
125 exynos4_board_ram_size
[board_type
]);
127 object_initialize_child(OBJECT(machine
), "soc", &s
->soc
,
128 TYPE_EXYNOS4210_SOC
);
129 sysbus_realize(SYS_BUS_DEVICE(&s
->soc
), &error_fatal
);
134 static void nuri_init(MachineState
*machine
)
136 Exynos4BoardState
*s
= exynos4_boards_init_common(machine
,
139 arm_load_kernel(s
->soc
.cpu
[0], machine
, &exynos4_board_binfo
);
142 static void smdkc210_init(MachineState
*machine
)
144 Exynos4BoardState
*s
= exynos4_boards_init_common(machine
,
145 EXYNOS4_BOARD_SMDKC210
);
147 lan9215_init(SMDK_LAN9118_BASE_ADDR
,
148 qemu_irq_invert(s
->soc
.irq_table
[exynos4210_get_irq(37, 1)]));
149 arm_load_kernel(s
->soc
.cpu
[0], machine
, &exynos4_board_binfo
);
152 static const char * const valid_cpu_types
[] = {
153 ARM_CPU_TYPE_NAME("cortex-a9"),
157 static void nuri_class_init(ObjectClass
*oc
, void *data
)
159 MachineClass
*mc
= MACHINE_CLASS(oc
);
161 mc
->desc
= "Samsung NURI board (Exynos4210)";
162 mc
->init
= nuri_init
;
163 mc
->valid_cpu_types
= valid_cpu_types
;
164 mc
->max_cpus
= EXYNOS4210_NCPUS
;
165 mc
->min_cpus
= EXYNOS4210_NCPUS
;
166 mc
->default_cpus
= EXYNOS4210_NCPUS
;
167 mc
->ignore_memory_transaction_failures
= true;
170 static const TypeInfo nuri_type
= {
171 .name
= MACHINE_TYPE_NAME("nuri"),
172 .parent
= TYPE_MACHINE
,
173 .class_init
= nuri_class_init
,
176 static void smdkc210_class_init(ObjectClass
*oc
, void *data
)
178 MachineClass
*mc
= MACHINE_CLASS(oc
);
180 mc
->desc
= "Samsung SMDKC210 board (Exynos4210)";
181 mc
->init
= smdkc210_init
;
182 mc
->valid_cpu_types
= valid_cpu_types
;
183 mc
->max_cpus
= EXYNOS4210_NCPUS
;
184 mc
->min_cpus
= EXYNOS4210_NCPUS
;
185 mc
->default_cpus
= EXYNOS4210_NCPUS
;
186 mc
->ignore_memory_transaction_failures
= true;
189 static const TypeInfo smdkc210_type
= {
190 .name
= MACHINE_TYPE_NAME("smdkc210"),
191 .parent
= TYPE_MACHINE
,
192 .class_init
= smdkc210_class_init
,
195 static void exynos4_machines_init(void)
197 type_register_static(&nuri_type
);
198 type_register_static(&smdkc210_type
);
201 type_init(exynos4_machines_init
)