void
pciio_device_info_unregister(devfs_handle_t connectpt,
pciio_info_t pciio_info)
{
char name[32];
devfs_handle_t pconn;
if (!pciio_info)
return;
pciio_slot_func_to_name(name,
pciio_info->c_slot,
pciio_info->c_func);
hwgraph_edge_remove(connectpt,name,&pconn);
pciio_info_set(pconn,0);
/* Remove the link to our pci provider */
hwgraph_edge_remove(pconn, EDGE_LBL_MASTER, NULL);
hwgraph_vertex_unref(pconn);
hwgraph_vertex_destroy(pconn);
}
vertex_hdl_t
pciio_device_info_register(
vertex_hdl_t connectpt, /* vertex at center of bus */
pciio_info_t pciio_info) /* details about the connectpt */
{
char name[32];
vertex_hdl_t pconn;
int device_master_set(vertex_hdl_t, vertex_hdl_t);
pciio_slot_func_to_name(name,
pciio_info->c_slot,
pciio_info->c_func);
if (GRAPH_SUCCESS !=
hwgraph_path_add(connectpt, name, &pconn))
return pconn;
pciio_info->c_vertex = pconn;
pciio_info_set(pconn, pciio_info);
#ifdef DEBUG_PCIIO
{
int pos;
char dname[256];
pos = devfs_generate_path(pconn, dname, 256);
printk("%s : pconn path= %s \n", __FUNCTION__, &dname[pos]);
}
#endif /* DEBUG_PCIIO */
/*
* create link to our pci provider
*/
device_master_set(pconn, pciio_info->c_master);
return pconn;
}
devfs_handle_t
pciio_device_info_register(
devfs_handle_t connectpt, /* vertex at center of bus */
pciio_info_t pciio_info) /* details about the connectpt */
{
char name[32];
devfs_handle_t pconn;
pciio_slot_func_to_name(name,
pciio_info->c_slot,
pciio_info->c_func);
if (GRAPH_SUCCESS !=
hwgraph_path_add(connectpt, name, &pconn))
return pconn;
pciio_info->c_vertex = pconn;
pciio_info_set(pconn, pciio_info);
#ifdef BRINGUP
{
int pos;
char dname[256];
pos = devfs_generate_path(pconn, dname, 256);
#ifdef DEBUG_PCIIO
printk("%s : pconn path= %s \n", __FUNCTION__, &dname[pos]);
#endif
}
#endif /* BRINGUP */
/*
* create link to our pci provider
*/
device_master_set(pconn, pciio_info->c_master);
#if USRPCI
/*
* Call into usrpci provider to let it initialize for
* the given slot.
*/
if (pciio_info->c_slot != PCIIO_SLOT_NONE)
usrpci_device_register(pconn, pciio_info->c_master, pciio_info->c_slot);
#endif
return pconn;
}
/*
* pciio_cardinfo_get
*
* Get the pciio info structure corresponding to the
* specified PCI "slot" (we like it when the same index
* number is used for the PCI IDSEL, the REQ/GNT pair,
* and the interrupt line being used for INTA. We like
* it so much we call it the slot number).
*/
static pciio_info_t
pciio_cardinfo_get(
devfs_handle_t pciio_vhdl,
pciio_slot_t pci_slot)
{
char namebuf[16];
pciio_info_t info = 0;
devfs_handle_t conn;
pciio_slot_func_to_name(namebuf, pci_slot, PCIIO_FUNC_NONE);
if (GRAPH_SUCCESS ==
hwgraph_traverse(pciio_vhdl, namebuf, &conn)) {
info = pciio_info_chk(conn);
hwgraph_vertex_unref(conn);
}
return info;
}