minix3/lib/libsys/pci_attr_r32.c

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2020-02-21 00:59:27 +05:30
/*
pci_attr_r32.c
*/
#include "pci.h"
#include "syslib.h"
#include <minix/sysutil.h>
/*===========================================================================*
* pci_attr_r32 *
*===========================================================================*/
u32_t pci_attr_r32(devind, port)
int devind;
int port;
{
int r;
message m;
m.m_type= BUSC_PCI_ATTR_R32;
m.m2_i1= devind;
m.m2_i2= port;
r= ipc_sendrec(pci_procnr, &m);
if (r != 0)
panic("pci_attr_r32: can't talk to PCI: %d", r);
if (m.m_type != 0)
panic("pci_attr_r32: got bad reply from PCI: %d", m.m_type);
return m.m2_l1;
}