xref: /minix/minix/lib/libsys/pci_init.c (revision 433d6423) 
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  *===========================================================================*/
pci_init(void)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 
31