diff options
Diffstat (limited to 'arch/mips/sibyte/cfe/smp.c')
-rw-r--r-- | arch/mips/sibyte/cfe/smp.c | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/arch/mips/sibyte/cfe/smp.c b/arch/mips/sibyte/cfe/smp.c deleted file mode 100644 index 534a62912f21..000000000000 --- a/arch/mips/sibyte/cfe/smp.c +++ /dev/null | |||
@@ -1,110 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2000, 2001, 2002, 2003 Broadcom Corporation | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or | ||
5 | * modify it under the terms of the GNU General Public License | ||
6 | * as published by the Free Software Foundation; either version 2 | ||
7 | * of the License, or (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License | ||
15 | * along with this program; if not, write to the Free Software | ||
16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
17 | */ | ||
18 | |||
19 | #include <linux/init.h> | ||
20 | #include <linux/sched.h> | ||
21 | #include <linux/smp.h> | ||
22 | #include <asm/processor.h> | ||
23 | |||
24 | #include <asm/fw/cfe/cfe_api.h> | ||
25 | #include <asm/fw/cfe/cfe_error.h> | ||
26 | |||
27 | /* | ||
28 | * Use CFE to find out how many CPUs are available, setting up | ||
29 | * phys_cpu_present_map and the logical/physical mappings. | ||
30 | * XXXKW will the boot CPU ever not be physical 0? | ||
31 | * | ||
32 | * Common setup before any secondaries are started | ||
33 | */ | ||
34 | void __init plat_smp_setup(void) | ||
35 | { | ||
36 | int i, num; | ||
37 | |||
38 | cpus_clear(phys_cpu_present_map); | ||
39 | cpu_set(0, phys_cpu_present_map); | ||
40 | __cpu_number_map[0] = 0; | ||
41 | __cpu_logical_map[0] = 0; | ||
42 | |||
43 | for (i = 1, num = 0; i < NR_CPUS; i++) { | ||
44 | if (cfe_cpu_stop(i) == 0) { | ||
45 | cpu_set(i, phys_cpu_present_map); | ||
46 | __cpu_number_map[i] = ++num; | ||
47 | __cpu_logical_map[num] = i; | ||
48 | } | ||
49 | } | ||
50 | printk(KERN_INFO "Detected %i available secondary CPU(s)\n", num); | ||
51 | } | ||
52 | |||
53 | void __init plat_prepare_cpus(unsigned int max_cpus) | ||
54 | { | ||
55 | } | ||
56 | |||
57 | /* | ||
58 | * Setup the PC, SP, and GP of a secondary processor and start it | ||
59 | * running! | ||
60 | */ | ||
61 | void __cpuinit prom_boot_secondary(int cpu, struct task_struct *idle) | ||
62 | { | ||
63 | int retval; | ||
64 | |||
65 | retval = cfe_cpu_start(cpu_logical_map(cpu), &smp_bootstrap, | ||
66 | __KSTK_TOS(idle), | ||
67 | (unsigned long)task_thread_info(idle), 0); | ||
68 | if (retval != 0) | ||
69 | printk("cfe_start_cpu(%i) returned %i\n" , cpu, retval); | ||
70 | } | ||
71 | |||
72 | /* | ||
73 | * Code to run on secondary just after probing the CPU | ||
74 | */ | ||
75 | void __cpuinit prom_init_secondary(void) | ||
76 | { | ||
77 | #if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) | ||
78 | extern void bcm1480_smp_init(void); | ||
79 | bcm1480_smp_init(); | ||
80 | #elif defined(CONFIG_SIBYTE_SB1250) | ||
81 | extern void sb1250_smp_init(void); | ||
82 | sb1250_smp_init(); | ||
83 | #else | ||
84 | #error invalid SMP configuration | ||
85 | #endif | ||
86 | } | ||
87 | |||
88 | /* | ||
89 | * Do any tidying up before marking online and running the idle | ||
90 | * loop | ||
91 | */ | ||
92 | void __cpuinit prom_smp_finish(void) | ||
93 | { | ||
94 | #if defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80) | ||
95 | extern void bcm1480_smp_finish(void); | ||
96 | bcm1480_smp_finish(); | ||
97 | #elif defined(CONFIG_SIBYTE_SB1250) | ||
98 | extern void sb1250_smp_finish(void); | ||
99 | sb1250_smp_finish(); | ||
100 | #else | ||
101 | #error invalid SMP configuration | ||
102 | #endif | ||
103 | } | ||
104 | |||
105 | /* | ||
106 | * Final cleanup after all secondaries booted | ||
107 | */ | ||
108 | void prom_cpus_done(void) | ||
109 | { | ||
110 | } | ||