* Also change _orig to _intr for clarity * Cleaned up {IPC,KER}VEC * Renamed _minix_kernel_info_struct to get_minix_kerninfo * Merged _senda.S into _ipc.S * Moved into separate files get_minix_kerninfo and _do_kernel_call * Adapted do_kernel_call to follow same _ convention as ipc functions * Drop patches in libc/net/send.c and libc/include/namespace.h Change-Id: If4ea21ecb65435170d7d87de6c826328e84c18d0
48 lines
1,015 B
C
48 lines
1,015 B
C
/*
|
|
pci_slot_name.c
|
|
*/
|
|
|
|
#include "pci.h"
|
|
#include "syslib.h"
|
|
#include <minix/sysutil.h>
|
|
|
|
/*===========================================================================*
|
|
* pci_slot_name *
|
|
*===========================================================================*/
|
|
char *pci_slot_name(devind)
|
|
int devind;
|
|
{
|
|
static char name[80]; /* We need a better interface for this */
|
|
|
|
int r;
|
|
cp_grant_id_t gid;
|
|
message m;
|
|
|
|
gid= cpf_grant_direct(pci_procnr, (vir_bytes)name, sizeof(name),
|
|
CPF_WRITE);
|
|
if (gid == -1)
|
|
{
|
|
printf("pci_dev_name: cpf_grant_direct failed: %d\n",
|
|
errno);
|
|
return NULL;
|
|
}
|
|
|
|
m.m_type= BUSC_PCI_SLOT_NAME_S;
|
|
m.m1_i1= devind;
|
|
m.m1_i2= sizeof(name);
|
|
m.m1_i3= gid;
|
|
|
|
r= ipc_sendrec(pci_procnr, &m);
|
|
cpf_revoke(gid);
|
|
if (r != 0)
|
|
panic("pci_slot_name: can't talk to PCI: %d", r);
|
|
|
|
if (m.m_type != 0)
|
|
panic("pci_slot_name: got bad reply from PCI: %d", m.m_type);
|
|
|
|
name[sizeof(name)-1]= '\0'; /* Make sure that the string is NUL
|
|
* terminated.
|
|
*/
|
|
return name;
|
|
}
|
|
|