arch/ia64/kernel/machvec.c

   1 #include <linux/config.h>
   2 #include <linux/module.h>
   3
   4 #include <asm/machvec.h>
   5 #include <asm/system.h>
   6
   7 #ifdef CONFIG_IA64_GENERIC
   8
   9 #include <linux/kernel.h>
  10 #include <linux/string.h>
  11
  12 #include <asm/page.h>
  13
  14 struct ia64_machine_vector ia64_mv;
  15 EXPORT_SYMBOL(ia64_mv);
  16
  17 static struct ia64_machine_vector *
  18 lookup_machvec (const char *name)
  19 {
  20         extern struct ia64_machine_vector machvec_start[];
  21         extern struct ia64_machine_vector machvec_end[];
  22         struct ia64_machine_vector *mv;
  23
  24         for (mv = machvec_start; mv < machvec_end; ++mv)
  25                 if (strcmp (mv->name, name) == 0)
  26                         return mv;
  27
  28         return 0;
  29 }
  30
  31 void
  32 machvec_init (const char *name)
  33 {
  34         struct ia64_machine_vector *mv;
  35
  36         mv = lookup_machvec(name);
  37         if (!mv) {
  38                 panic("generic kernel failed to find machine vector for platform %s!", name);
  39         }
  40         ia64_mv = *mv;
  41         printk(KERN_INFO "booting generic kernel on platform %s\n", name);
  42 }
  43
  44 #endif /* CONFIG_IA64_GENERIC */
  45
  46 void
  47 machvec_setup (char **arg)
  48 {
  49 }
  50 EXPORT_SYMBOL(machvec_setup);
  51
  52 void
  53 machvec_timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
  54 {
  55 }
  56 EXPORT_SYMBOL(machvec_timer_interrupt);
  57
  58 void
  59 machvec_dma_sync_single (struct device *hwdev, dma_addr_t dma_handle, size_t size, int dir)
  60 {
  61         mb();
  62 }
  63 EXPORT_SYMBOL(machvec_dma_sync_single);
  64
  65 void
  66 machvec_dma_sync_sg (struct device *hwdev, struct scatterlist *sg, int n, int dir)
  67 {
  68         mb();
  69 }
  70 EXPORT_SYMBOL(machvec_dma_sync_sg);