lib/libsys/pci_init.c

   1 /*
   2 pci_init.c
   3 */
   4
   5 #include "syslib.h"
   6 #include <minix/ds.h>
   7 #include <minix/sysutil.h>
   8
   9 endpoint_t pci_procnr= ANY;
  10
  11 /*===========================================================================*
  12  *                              pci_init                                     *
  13  *===========================================================================*/
  14 void pci_init(void)
  15 {
  16         int r;
  17         message m;
  18
  19         r= ds_retrieve_label_endpt("pci", &pci_procnr);
  20         if (r != 0)
  21                 panic("pci_init: unable to obtain label for 'pci': %d", r);
  22
  23         m.m_type= BUSC_PCI_INIT;
  24         r= ipc_sendrec(pci_procnr, &m);
  25         if (r != 0)
  26                 panic("pci_init: can't talk to PCI: %d", r);
  27         if (m.m_type != 0)
  28                 panic("pci_init: got bad reply from PCI: %d", m.m_type);
  29 }
  30