Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* sun4m_smp.c: Sparc SUN4M SMP support. |
| 2 | * |
| 3 | * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) |
| 4 | */ |
| 5 | |
| 6 | #include <asm/head.h> |
| 7 | |
| 8 | #include <linux/kernel.h> |
| 9 | #include <linux/sched.h> |
| 10 | #include <linux/threads.h> |
| 11 | #include <linux/smp.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | #include <linux/interrupt.h> |
| 13 | #include <linux/kernel_stat.h> |
| 14 | #include <linux/init.h> |
| 15 | #include <linux/spinlock.h> |
| 16 | #include <linux/mm.h> |
| 17 | #include <linux/swap.h> |
| 18 | #include <linux/profile.h> |
Adrian Bunk | 6c81c32 | 2008-02-06 01:37:51 -0800 | [diff] [blame] | 19 | #include <linux/delay.h> |
| 20 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | #include <asm/cacheflush.h> |
| 22 | #include <asm/tlbflush.h> |
Al Viro | 0d84438 | 2006-10-08 14:30:44 +0100 | [diff] [blame] | 23 | #include <asm/irq_regs.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 24 | |
| 25 | #include <asm/ptrace.h> |
| 26 | #include <asm/atomic.h> |
| 27 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 | #include <asm/irq.h> |
| 29 | #include <asm/page.h> |
| 30 | #include <asm/pgalloc.h> |
| 31 | #include <asm/pgtable.h> |
| 32 | #include <asm/oplib.h> |
| 33 | #include <asm/cpudata.h> |
| 34 | |
Al Viro | 32231a6 | 2007-07-21 19:18:57 -0700 | [diff] [blame] | 35 | #include "irq.h" |
| 36 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | #define IRQ_CROSS_CALL 15 |
| 38 | |
| 39 | extern ctxd_t *srmmu_ctx_table_phys; |
| 40 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | extern volatile unsigned long cpu_callin_map[NR_CPUS]; |
| 42 | extern unsigned char boot_cpu_id; |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 43 | |
| 44 | extern cpumask_t smp_commenced_mask; |
| 45 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | extern int __smp4m_processor_id(void); |
| 47 | |
| 48 | /*#define SMP_DEBUG*/ |
| 49 | |
| 50 | #ifdef SMP_DEBUG |
| 51 | #define SMP_PRINTK(x) printk x |
| 52 | #else |
| 53 | #define SMP_PRINTK(x) |
| 54 | #endif |
| 55 | |
| 56 | static inline unsigned long swap(volatile unsigned long *ptr, unsigned long val) |
| 57 | { |
| 58 | __asm__ __volatile__("swap [%1], %0\n\t" : |
| 59 | "=&r" (val), "=&r" (ptr) : |
| 60 | "0" (val), "1" (ptr)); |
| 61 | return val; |
| 62 | } |
| 63 | |
| 64 | static void smp_setup_percpu_timer(void); |
| 65 | extern void cpu_probe(void); |
| 66 | |
Bob Breuer | 92d452f | 2006-06-20 00:36:10 -0700 | [diff] [blame] | 67 | void __cpuinit smp4m_callin(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 68 | { |
| 69 | int cpuid = hard_smp_processor_id(); |
| 70 | |
| 71 | local_flush_cache_all(); |
| 72 | local_flush_tlb_all(); |
| 73 | |
Manfred Spraul | e545a61 | 2008-09-07 16:57:22 +0200 | [diff] [blame^] | 74 | notify_cpu_starting(cpuid); |
| 75 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 76 | /* Get our local ticker going. */ |
| 77 | smp_setup_percpu_timer(); |
| 78 | |
| 79 | calibrate_delay(); |
| 80 | smp_store_cpu_info(cpuid); |
| 81 | |
| 82 | local_flush_cache_all(); |
| 83 | local_flush_tlb_all(); |
| 84 | |
| 85 | /* |
| 86 | * Unblock the master CPU _only_ when the scheduler state |
| 87 | * of all secondary CPUs will be up-to-date, so after |
| 88 | * the SMP initialization the master will be just allowed |
| 89 | * to call the scheduler code. |
| 90 | */ |
| 91 | /* Allow master to continue. */ |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 92 | swap(&cpu_callin_map[cpuid], 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 94 | /* XXX: What's up with all the flushes? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | local_flush_cache_all(); |
| 96 | local_flush_tlb_all(); |
| 97 | |
| 98 | cpu_probe(); |
| 99 | |
| 100 | /* Fix idle thread fields. */ |
| 101 | __asm__ __volatile__("ld [%0], %%g6\n\t" |
| 102 | : : "r" (¤t_set[cpuid]) |
| 103 | : "memory" /* paranoid */); |
| 104 | |
| 105 | /* Attach to the address space of init_task. */ |
| 106 | atomic_inc(&init_mm.mm_count); |
| 107 | current->active_mm = &init_mm; |
| 108 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 109 | while (!cpu_isset(cpuid, smp_commenced_mask)) |
| 110 | mb(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 111 | |
| 112 | local_irq_enable(); |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 113 | |
| 114 | cpu_set(cpuid, cpu_online_map); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | } |
| 116 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 117 | /* |
| 118 | * Cycle through the processors asking the PROM to start each one. |
| 119 | */ |
| 120 | |
| 121 | extern struct linux_prom_registers smp_penguin_ctable; |
| 122 | extern unsigned long trapbase_cpu1[]; |
| 123 | extern unsigned long trapbase_cpu2[]; |
| 124 | extern unsigned long trapbase_cpu3[]; |
| 125 | |
| 126 | void __init smp4m_boot_cpus(void) |
| 127 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 128 | smp_setup_percpu_timer(); |
| 129 | local_flush_cache_all(); |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 130 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 131 | |
Bob Breuer | 92d452f | 2006-06-20 00:36:10 -0700 | [diff] [blame] | 132 | int __cpuinit smp4m_boot_one_cpu(int i) |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 133 | { |
| 134 | extern unsigned long sun4m_cpu_startup; |
| 135 | unsigned long *entry = &sun4m_cpu_startup; |
| 136 | struct task_struct *p; |
| 137 | int timeout; |
| 138 | int cpu_node; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 140 | cpu_find_by_mid(i, &cpu_node); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 141 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 142 | /* Cook up an idler for this guy. */ |
| 143 | p = fork_idle(i); |
| 144 | current_set[i] = task_thread_info(p); |
| 145 | /* See trampoline.S for details... */ |
| 146 | entry += ((i-1) * 3); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 147 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 148 | /* |
| 149 | * Initialize the contexts table |
| 150 | * Since the call to prom_startcpu() trashes the structure, |
| 151 | * we need to re-initialize it for each cpu |
| 152 | */ |
| 153 | smp_penguin_ctable.which_io = 0; |
| 154 | smp_penguin_ctable.phys_addr = (unsigned int) srmmu_ctx_table_phys; |
| 155 | smp_penguin_ctable.reg_size = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 156 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 157 | /* whirrr, whirrr, whirrrrrrrrr... */ |
| 158 | printk("Starting CPU %d at %p\n", i, entry); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 159 | local_flush_cache_all(); |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 160 | prom_startcpu(cpu_node, |
| 161 | &smp_penguin_ctable, 0, (char *)entry); |
| 162 | |
| 163 | /* wheee... it's going... */ |
| 164 | for(timeout = 0; timeout < 10000; timeout++) { |
| 165 | if(cpu_callin_map[i]) |
| 166 | break; |
| 167 | udelay(200); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | } |
| 169 | |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 170 | if (!(cpu_callin_map[i])) { |
| 171 | printk("Processor %d is stuck.\n", i); |
| 172 | return -ENODEV; |
| 173 | } |
| 174 | |
| 175 | local_flush_cache_all(); |
| 176 | return 0; |
| 177 | } |
| 178 | |
| 179 | void __init smp4m_smp_done(void) |
| 180 | { |
| 181 | int i, first; |
| 182 | int *prev; |
| 183 | |
| 184 | /* setup cpu list for irq rotation */ |
| 185 | first = 0; |
| 186 | prev = &first; |
| 187 | for (i = 0; i < NR_CPUS; i++) { |
| 188 | if (cpu_online(i)) { |
| 189 | *prev = i; |
| 190 | prev = &cpu_data(i).next; |
| 191 | } |
| 192 | } |
| 193 | *prev = first; |
| 194 | local_flush_cache_all(); |
| 195 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 196 | /* Free unneeded trap tables */ |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 197 | if (!cpu_isset(1, cpu_present_map)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 198 | ClearPageReserved(virt_to_page(trapbase_cpu1)); |
Nick Piggin | 7835e98 | 2006-03-22 00:08:40 -0800 | [diff] [blame] | 199 | init_page_count(virt_to_page(trapbase_cpu1)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 200 | free_page((unsigned long)trapbase_cpu1); |
| 201 | totalram_pages++; |
| 202 | num_physpages++; |
| 203 | } |
| 204 | if (!cpu_isset(2, cpu_present_map)) { |
| 205 | ClearPageReserved(virt_to_page(trapbase_cpu2)); |
Nick Piggin | 7835e98 | 2006-03-22 00:08:40 -0800 | [diff] [blame] | 206 | init_page_count(virt_to_page(trapbase_cpu2)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 207 | free_page((unsigned long)trapbase_cpu2); |
| 208 | totalram_pages++; |
| 209 | num_physpages++; |
| 210 | } |
| 211 | if (!cpu_isset(3, cpu_present_map)) { |
| 212 | ClearPageReserved(virt_to_page(trapbase_cpu3)); |
Nick Piggin | 7835e98 | 2006-03-22 00:08:40 -0800 | [diff] [blame] | 213 | init_page_count(virt_to_page(trapbase_cpu3)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 214 | free_page((unsigned long)trapbase_cpu3); |
| 215 | totalram_pages++; |
| 216 | num_physpages++; |
| 217 | } |
| 218 | |
| 219 | /* Ok, they are spinning and ready to go. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | /* At each hardware IRQ, we get this called to forward IRQ reception |
| 223 | * to the next processor. The caller must disable the IRQ level being |
| 224 | * serviced globally so that there are no double interrupts received. |
| 225 | * |
| 226 | * XXX See sparc64 irq.c. |
| 227 | */ |
| 228 | void smp4m_irq_rotate(int cpu) |
| 229 | { |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 230 | int next = cpu_data(cpu).next; |
| 231 | if (next != cpu) |
| 232 | set_irq_udt(next); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 233 | } |
| 234 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 235 | static struct smp_funcall { |
| 236 | smpfunc_t func; |
| 237 | unsigned long arg1; |
| 238 | unsigned long arg2; |
| 239 | unsigned long arg3; |
| 240 | unsigned long arg4; |
| 241 | unsigned long arg5; |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 242 | unsigned long processors_in[SUN4M_NCPUS]; /* Set when ipi entered. */ |
| 243 | unsigned long processors_out[SUN4M_NCPUS]; /* Set when ipi exited. */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | } ccall_info; |
| 245 | |
| 246 | static DEFINE_SPINLOCK(cross_call_lock); |
| 247 | |
| 248 | /* Cross calls must be serialized, at least currently. */ |
David S. Miller | 66e4f8c | 2008-08-27 20:03:22 -0700 | [diff] [blame] | 249 | static void smp4m_cross_call(smpfunc_t func, cpumask_t mask, unsigned long arg1, |
Adrian Bunk | c61c65c | 2008-06-05 11:40:58 -0700 | [diff] [blame] | 250 | unsigned long arg2, unsigned long arg3, |
David S. Miller | 66e4f8c | 2008-08-27 20:03:22 -0700 | [diff] [blame] | 251 | unsigned long arg4) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | { |
Bob Breuer | a54123e | 2006-03-23 22:36:19 -0800 | [diff] [blame] | 253 | register int ncpus = SUN4M_NCPUS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 254 | unsigned long flags; |
| 255 | |
| 256 | spin_lock_irqsave(&cross_call_lock, flags); |
| 257 | |
| 258 | /* Init function glue. */ |
| 259 | ccall_info.func = func; |
| 260 | ccall_info.arg1 = arg1; |
| 261 | ccall_info.arg2 = arg2; |
| 262 | ccall_info.arg3 = arg3; |
| 263 | ccall_info.arg4 = arg4; |
David S. Miller | 66e4f8c | 2008-08-27 20:03:22 -0700 | [diff] [blame] | 264 | ccall_info.arg5 = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 265 | |
| 266 | /* Init receive/complete mapping, plus fire the IPI's off. */ |
| 267 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 268 | register int i; |
| 269 | |
| 270 | cpu_clear(smp_processor_id(), mask); |
David S. Miller | 66e4f8c | 2008-08-27 20:03:22 -0700 | [diff] [blame] | 271 | cpus_and(mask, cpu_online_map, mask); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 272 | for(i = 0; i < ncpus; i++) { |
| 273 | if (cpu_isset(i, mask)) { |
| 274 | ccall_info.processors_in[i] = 0; |
| 275 | ccall_info.processors_out[i] = 0; |
| 276 | set_cpu_int(i, IRQ_CROSS_CALL); |
| 277 | } else { |
| 278 | ccall_info.processors_in[i] = 1; |
| 279 | ccall_info.processors_out[i] = 1; |
| 280 | } |
| 281 | } |
| 282 | } |
| 283 | |
| 284 | { |
| 285 | register int i; |
| 286 | |
| 287 | i = 0; |
| 288 | do { |
David S. Miller | 66e4f8c | 2008-08-27 20:03:22 -0700 | [diff] [blame] | 289 | if (!cpu_isset(i, mask)) |
| 290 | continue; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | while(!ccall_info.processors_in[i]) |
| 292 | barrier(); |
| 293 | } while(++i < ncpus); |
| 294 | |
| 295 | i = 0; |
| 296 | do { |
David S. Miller | 66e4f8c | 2008-08-27 20:03:22 -0700 | [diff] [blame] | 297 | if (!cpu_isset(i, mask)) |
| 298 | continue; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 299 | while(!ccall_info.processors_out[i]) |
| 300 | barrier(); |
| 301 | } while(++i < ncpus); |
| 302 | } |
| 303 | |
| 304 | spin_unlock_irqrestore(&cross_call_lock, flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 305 | } |
| 306 | |
| 307 | /* Running cross calls. */ |
| 308 | void smp4m_cross_call_irq(void) |
| 309 | { |
| 310 | int i = smp_processor_id(); |
| 311 | |
| 312 | ccall_info.processors_in[i] = 1; |
| 313 | ccall_info.func(ccall_info.arg1, ccall_info.arg2, ccall_info.arg3, |
| 314 | ccall_info.arg4, ccall_info.arg5); |
| 315 | ccall_info.processors_out[i] = 1; |
| 316 | } |
| 317 | |
| 318 | void smp4m_percpu_timer_interrupt(struct pt_regs *regs) |
| 319 | { |
Al Viro | 0d84438 | 2006-10-08 14:30:44 +0100 | [diff] [blame] | 320 | struct pt_regs *old_regs; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 321 | int cpu = smp_processor_id(); |
| 322 | |
Al Viro | 0d84438 | 2006-10-08 14:30:44 +0100 | [diff] [blame] | 323 | old_regs = set_irq_regs(regs); |
| 324 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 325 | clear_profile_irq(cpu); |
| 326 | |
Al Viro | 0d84438 | 2006-10-08 14:30:44 +0100 | [diff] [blame] | 327 | profile_tick(CPU_PROFILING); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 328 | |
| 329 | if(!--prof_counter(cpu)) { |
| 330 | int user = user_mode(regs); |
| 331 | |
| 332 | irq_enter(); |
| 333 | update_process_times(user); |
| 334 | irq_exit(); |
| 335 | |
| 336 | prof_counter(cpu) = prof_multiplier(cpu); |
| 337 | } |
Al Viro | 0d84438 | 2006-10-08 14:30:44 +0100 | [diff] [blame] | 338 | set_irq_regs(old_regs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | } |
| 340 | |
| 341 | extern unsigned int lvl14_resolution; |
| 342 | |
| 343 | static void __init smp_setup_percpu_timer(void) |
| 344 | { |
| 345 | int cpu = smp_processor_id(); |
| 346 | |
| 347 | prof_counter(cpu) = prof_multiplier(cpu) = 1; |
| 348 | load_profile_irq(cpu, lvl14_resolution); |
| 349 | |
| 350 | if(cpu == boot_cpu_id) |
| 351 | enable_pil_irq(14); |
| 352 | } |
| 353 | |
Adrian Bunk | c61c65c | 2008-06-05 11:40:58 -0700 | [diff] [blame] | 354 | static void __init smp4m_blackbox_id(unsigned *addr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 355 | { |
| 356 | int rd = *addr & 0x3e000000; |
| 357 | int rs1 = rd >> 11; |
| 358 | |
| 359 | addr[0] = 0x81580000 | rd; /* rd %tbr, reg */ |
| 360 | addr[1] = 0x8130200c | rd | rs1; /* srl reg, 0xc, reg */ |
| 361 | addr[2] = 0x80082003 | rd | rs1; /* and reg, 3, reg */ |
| 362 | } |
| 363 | |
Adrian Bunk | c61c65c | 2008-06-05 11:40:58 -0700 | [diff] [blame] | 364 | static void __init smp4m_blackbox_current(unsigned *addr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 365 | { |
| 366 | int rd = *addr & 0x3e000000; |
| 367 | int rs1 = rd >> 11; |
| 368 | |
| 369 | addr[0] = 0x81580000 | rd; /* rd %tbr, reg */ |
| 370 | addr[2] = 0x8130200a | rd | rs1; /* srl reg, 0xa, reg */ |
David S. Miller | 4cad691 | 2007-04-30 17:59:50 -0700 | [diff] [blame] | 371 | addr[4] = 0x8008200c | rd | rs1; /* and reg, 0xc, reg */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 372 | } |
| 373 | |
| 374 | void __init sun4m_init_smp(void) |
| 375 | { |
| 376 | BTFIXUPSET_BLACKBOX(hard_smp_processor_id, smp4m_blackbox_id); |
| 377 | BTFIXUPSET_BLACKBOX(load_current, smp4m_blackbox_current); |
| 378 | BTFIXUPSET_CALL(smp_cross_call, smp4m_cross_call, BTFIXUPCALL_NORM); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 379 | BTFIXUPSET_CALL(__hard_smp_processor_id, __smp4m_processor_id, BTFIXUPCALL_NORM); |
| 380 | } |