diff options
Diffstat (limited to 'arch/arm/mach-virt/virt.c')
-rw-r--r-- | arch/arm/mach-virt/virt.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/mach-virt/virt.c b/arch/arm/mach-virt/virt.c new file mode 100644 index 000000000000..31666f6b4373 --- /dev/null +++ b/arch/arm/mach-virt/virt.c | |||
@@ -0,0 +1,54 @@ | |||
1 | /* | ||
2 | * Dummy Virtual Machine - does what it says on the tin. | ||
3 | * | ||
4 | * Copyright (C) 2012 ARM Ltd | ||
5 | * Authors: Will Deacon <will.deacon@arm.com>, | ||
6 | * Marc Zyngier <marc.zyngier@arm.com> | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
19 | */ | ||
20 | |||
21 | #include <linux/irqchip.h> | ||
22 | #include <linux/of_irq.h> | ||
23 | #include <linux/of_platform.h> | ||
24 | #include <linux/smp.h> | ||
25 | |||
26 | #include <asm/arch_timer.h> | ||
27 | #include <asm/mach/arch.h> | ||
28 | #include <asm/mach/time.h> | ||
29 | |||
30 | static void __init virt_init(void) | ||
31 | { | ||
32 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); | ||
33 | } | ||
34 | |||
35 | static void __init virt_timer_init(void) | ||
36 | { | ||
37 | WARN_ON(arch_timer_of_register() != 0); | ||
38 | WARN_ON(arch_timer_sched_clock_init() != 0); | ||
39 | } | ||
40 | |||
41 | static const char *virt_dt_match[] = { | ||
42 | "linux,dummy-virt", | ||
43 | NULL | ||
44 | }; | ||
45 | |||
46 | extern struct smp_operations virt_smp_ops; | ||
47 | |||
48 | DT_MACHINE_START(VIRT, "Dummy Virtual Machine") | ||
49 | .init_irq = irqchip_init, | ||
50 | .init_time = virt_timer_init, | ||
51 | .init_machine = virt_init, | ||
52 | .smp = smp_ops(virt_smp_ops), | ||
53 | .dt_compat = virt_dt_match, | ||
54 | MACHINE_END | ||