arch/arm-native/kernel/kernel_ipi.c

   1 /*
   2     Copyright © 2015, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <inttypes.h>
   7 #include <aros/kernel.h>
   8 #include <aros/libcall.h>
   9
  10 #include <aros/types/spinlock_s.h>
  11 #include <aros/arm/cpucontext.h>
  12
  13 #include "kernel_base.h"
  14
  15 #include "etask.h"
  16
  17 #include "kernel_cpu.h"
  18 #include "kernel_intern.h"
  19 #include "kernel_debug.h"
  20 #include "kernel_scheduler.h"
  21
  22 #if defined(__AROSEXEC_SMP__)
  23
  24 #define D(x)
  25
  26 #include "kernel_ipi.h"
  27
  28 void handle_ipi(uint32_t ipi, uint32_t ipi_data)
  29 {
  30     int cpu = GetCPUNumber();
  31     uint32_t ipi_src = (ipi >> 28) & 0xF;
  32     uint32_t ipi_msg = ipi & ~(0xF << 28);
  33
  34     D(bug("[Kernel:IPI] %s: Core #%02d IPI Msg %08x:%08x from Core #%02d\n",
  35         __PRETTY_FUNCTION__, cpu, ipi_msg,  ipi_data, ipi_src));
  36     switch (ipi_msg)
  37     {
  38         case IPI_CAUSE:
  39         {
  40             D(bug("[Kernel:IPI] IPI_CAUSE:\n"));
  41             break;
  42         }
  43         case IPI_DISPATCH:
  44         {
  45             D(bug("[Kernel:IPI] IPI_DISPATCH:\n"));
  46             break;
  47         }
  48         case IPI_SWITCH:
  49         {
  50             D(bug("[Kernel:IPI] IPI_SWITCH:\n"));
  51             break;
  52         }
  53         case IPI_SCHEDULE:
  54         {
  55             D(bug("[Kernel:IPI] IPI_SCHEDULE:\n"));
  56             break;
  57         }
  58         case IPI_CLI:
  59         {
  60             D(bug("[Kernel:IPI] IPI_CLI:\n"));
  61             break;
  62         }
  63         case IPI_STI:
  64         {
  65             D(bug("[Kernel:IPI] IPI_STI:\n"));
  66             break;
  67         }
  68         case IPI_REBOOT:
  69         {
  70             D(bug("[Kernel:IPI] IPI_REBOOT:\n"));
  71             break;
  72         }
  73         case IPI_ADDTASK:
  74         {
  75             D(bug("[Kernel:IPI] IPI_ADDTASK:\n"));
  76             break;
  77         }
  78         case IPI_REMTASK:
  79         {
  80             D(bug("[Kernel:IPI] IPI_REMTASK:\n"));
  81             break;
  82         }
  83     }
  84 }
  85 #endif