minix3/lib/libsys/pci_init.c

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2020-02-21 00:59:27 +05:30
/*
pci_init.c
*/
#include "syslib.h"
#include <minix/ds.h>
#include <minix/sysutil.h>
endpoint_t pci_procnr= ANY;
/*===========================================================================*
* pci_init *
*===========================================================================*/
void pci_init(void)
{
int r;
message m;
r= ds_retrieve_label_endpt("pci", &pci_procnr);
if (r != 0)
panic("pci_init: unable to obtain label for 'pci': %d", r);
m.m_type= BUSC_PCI_INIT;
r= ipc_sendrec(pci_procnr, &m);
if (r != 0)
panic("pci_init: can't talk to PCI: %d", r);
if (m.m_type != 0)
panic("pci_init: got bad reply from PCI: %d", m.m_type);
}