minix/lib/libsys/pci_attr_r8.c

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/*
pci_attr_r8.c
*/
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#include "pci.h"
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#include "syslib.h"
#include <minix/sysutil.h>
/*===========================================================================*
* pci_attr_r8 *
*===========================================================================*/
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u8_t pci_attr_r8(devind, port)
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int devind;
int port;
{
int r;
message m;
m.m_type= BUSC_PCI_ATTR_R8;
m.m2_i1= devind;
m.m2_i2= port;
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r= sendrec(pci_procnr, &m);
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if (r != 0)
panic("pci_attr_r8: can't talk to PCI: %d", r);
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if (m.m_type != 0)
panic("pci_attr_r8: got bad reply from PCI: %d", m.m_type);
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return m.m2_l1;
}