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yaml
---
r: 21967
b: refs/heads/master
c: c1449c8
h: refs/heads/master
i:
  21965: b8d0935
  21963: 1d0032d
  21959: 4461c7d
  21951: a1d1780
v: v3
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Ralf Baechle committed Mar 21, 2006
1 parent 930049d commit 51e5fdf
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Showing 4 changed files with 52 additions and 2 deletions.
2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: 37caa934af02bc01d0e1366a49e1c89360fa0f29
refs/heads/master: c1449c8fa40859eb269025a7db85b34115205f5b
2 changes: 1 addition & 1 deletion trunk/arch/mips/Kconfig
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Expand Up @@ -1582,7 +1582,7 @@ source "mm/Kconfig"

config SMP
bool "Multi-Processing support"
depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP
depends on CPU_RM9000 || ((SIBYTE_BCM1x80 || SIBYTE_BCM1x55 || SIBYTE_SB1250 || QEMU) && !SIBYTE_STANDALONE) || SGI_IP27 || MIPS_MT_SMP
---help---
This enables support for systems with more than one CPU. If you have
a system with only one CPU, like most personal computers, say N. If
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2 changes: 2 additions & 0 deletions trunk/arch/mips/qemu/Makefile
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#

obj-y = q-firmware.o q-int.o q-irq.o q-mem.o q-setup.o

obj-$(CONFIG_SMP) += q-smp.o
48 changes: 48 additions & 0 deletions trunk/arch/mips/qemu/q-smp.c
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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2006 by Ralf Baechle (ralf@linux-mips.org)
*
* Symmetric Uniprocessor (TM) Support
*/
#include <linux/kernel.h>
#include <linux/sched.h>

/*
* Send inter-processor interrupt
*/
void core_send_ipi(int cpu, unsigned int action)
{
panic(KERN_ERR "%s called", __FUNCTION__);
}

/*
* After we've done initial boot, this function is called to allow the
* board code to clean up state, if needed
*/
void prom_init_secondary(void)
{
}

void prom_smp_finish(void)
{
}

/* Hook for after all CPUs are online */
void prom_cpus_done(void)
{
}

void __init prom_prepare_cpus(unsigned int max_cpus)
{
cpus_clear(phys_cpu_present_map);
}

/*
* Firmware CPU startup hook
*/
void prom_boot_secondary(int cpu, struct task_struct *idle)
{
}

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