blob: b59f7bc9725d251812f102b0443f1f714270afe8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
/*
* This file is based ARM realview platform.
* Copyright (C) ARM Limited.
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#ifndef ASMARM_ARCH_SMP_H
#define ASMARM_ARCH_SMP_H
#include <asm/hardware/gic.h>
/* This is required to wakeup the secondary core */
extern void u8500_secondary_startup(void);
#define hard_smp_processor_id() \
({ \
unsigned int cpunum; \
__asm__("mrc p15, 0, %0, c0, c0, 5" \
: "=r" (cpunum)); \
cpunum &= 0x0F; \
})
/*
* We use IRQ1 as the IPI
*/
static inline void smp_cross_call(const struct cpumask *mask)
{
gic_raise_softirq(mask, 1);
}
#endif
|
