smp.c (e23c34bb41da65f354fb7eee04300c56ee48f60c) smp.c (2751b628c97e66e61f482935ca59148751972941)
1/*
2 * SMP support for BPA machines.
3 *
4 * Dave Engebretsen, Peter Bergner, and
5 * Mike Corrigan {engebret|bergner|mikec}@us.ibm.com
6 *
7 * Plus various changes from other IBM teams...
8 *

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35#include <asm/prom.h>
36#include <asm/smp.h>
37#include <asm/paca.h>
38#include <asm/machdep.h>
39#include <asm/cputable.h>
40#include <asm/firmware.h>
41#include <asm/rtas.h>
42#include <asm/cputhreads.h>
1/*
2 * SMP support for BPA machines.
3 *
4 * Dave Engebretsen, Peter Bergner, and
5 * Mike Corrigan {engebret|bergner|mikec}@us.ibm.com
6 *
7 * Plus various changes from other IBM teams...
8 *

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35#include <asm/prom.h>
36#include <asm/smp.h>
37#include <asm/paca.h>
38#include <asm/machdep.h>
39#include <asm/cputable.h>
40#include <asm/firmware.h>
41#include <asm/rtas.h>
42#include <asm/cputhreads.h>
43#include <asm/code-patching.h>
43
44#include "interrupt.h"
45#include <asm/udbg.h>
46
47#ifdef DEBUG
48#define DBG(fmt...) udbg_printf(fmt)
49#else
50#define DBG(fmt...)

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65 *
66 * Returns:
67 * 0 - failure
68 * 1 - success
69 */
70static inline int smp_startup_cpu(unsigned int lcpu)
71{
72 int status;
44
45#include "interrupt.h"
46#include <asm/udbg.h>
47
48#ifdef DEBUG
49#define DBG(fmt...) udbg_printf(fmt)
50#else
51#define DBG(fmt...)

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66 *
67 * Returns:
68 * 0 - failure
69 * 1 - success
70 */
71static inline int smp_startup_cpu(unsigned int lcpu)
72{
73 int status;
73 unsigned long start_here = __pa((u32)*((unsigned long *)
74 generic_secondary_smp_init));
74 unsigned long start_here =
75 __pa(ppc_function_entry(generic_secondary_smp_init));
75 unsigned int pcpu;
76 int start_cpu;
77
78 if (cpumask_test_cpu(lcpu, &of_spin_map))
79 /* Already started by OF and sitting in spin loop */
80 return 1;
81
82 pcpu = get_hard_smp_processor_id(lcpu);

--- 92 unchanged lines hidden --- 		76 unsigned int pcpu;
77 int start_cpu;
78
79 if (cpumask_test_cpu(lcpu, &of_spin_map))
80 /* Already started by OF and sitting in spin loop */
81 return 1;
82
83 pcpu = get_hard_smp_processor_id(lcpu);

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