/*

pci_set_acl.c

*/

#include "pci.h"

#include "syslib.h"

#include <unistd.h>

#include <minix/rs.h>

#include <minix/ds.h>

#include <minix/sysutil.h>

/*===========================================================================*

* pci_set_acl *

*===========================================================================*/

PUBLIC int pci_set_acl(rs_pci)

struct rs_pci *rs_pci;

{

int r;

cp_grant_id_t gid;

message m;

u32_t u32;

if (pci_procnr == ANY)

{

r= ds_retrieve_label_num("pci", &u32);

if (r != 0)

{

panic("syslib/" __FILE__,

"pci_set_acl: ds_retrieve_label_num failed for 'pci'",

r);

}

pci_procnr = u32;

}

gid= cpf_grant_direct(pci_procnr, (vir_bytes)rs_pci, sizeof(*rs_pci),

CPF_READ);

if (gid == -1)

{

printf("pci_set_acl: cpf_grant_direct failed: %d\n",

errno);

return EINVAL;

}

m.m_type= BUSC_PCI_SET_ACL;

m.m1_i1= gid;

r= sendrec(pci_procnr, &m);

cpf_revoke(gid);

if (r != 0)

panic("syslib/" __FILE__, "pci_set_acl: can't talk to PCI", r);

return m.m_type;

}