/*
* hwgraph_mk_dir - Creates a directory entry with devfs.
* Note that a directory entry in devfs can have children
* but it cannot be a char|block special file.
*/
vertex_hdl_t
hwgraph_mk_dir(vertex_hdl_t de, const char *name,
unsigned int namelen, void *info)
{
int rv;
labelcl_info_t *labelcl_info = NULL;
vertex_hdl_t new_devfs_handle = NULL;
vertex_hdl_t parent = NULL;
/*
* Create the device info structure for hwgraph compatiblity support.
*/
labelcl_info = labelcl_info_create();
if (!labelcl_info)
return(NULL);
/*
* Create a devfs entry.
*/
new_devfs_handle = devfs_mk_dir(de, name, (void *)labelcl_info);
if (!new_devfs_handle) {
labelcl_info_destroy(labelcl_info);
return(NULL);
}
/*
* Get the parent handle.
*/
parent = devfs_get_parent (new_devfs_handle);
/*
* To provide the same semantics as the hwgraph, set the connect point.
*/
rv = hwgraph_connectpt_set(new_devfs_handle, parent);
if (!rv) {
/*
* We need to clean up!
*/
}
/*
* If the caller provides a private data pointer, save it in the
* labelcl info structure(fastinfo). This can be retrieved via
* hwgraph_fastinfo_get()
*/
if (info)
hwgraph_fastinfo_set(new_devfs_handle, (arbitrary_info_t)info);
return(new_devfs_handle);
}
void
pciio_info_set(vertex_hdl_t pciio, pciio_info_t pciio_info)
{
if (pciio_info != NULL)
pciio_info->c_fingerprint = pciio_info_fingerprint;
hwgraph_fastinfo_set(pciio, (arbitrary_info_t) pciio_info);
/* Also, mark this vertex as a PCI slot
* and use the pciio_info, so pciio_info_chk
* can work (and be fairly efficient).
*/
hwgraph_info_add_LBL(pciio, INFO_LBL_PCIIO,
(arbitrary_info_t) pciio_info);
}
void
xwidget_info_set(vertex_hdl_t xwidget, xwidget_info_t widget_info)
{
if (widget_info != NULL)
widget_info->w_fingerprint = widget_info_fingerprint;
hwgraph_fastinfo_set(xwidget, (arbitrary_info_t) widget_info);
/* Also, mark this vertex as an xwidget,
* and use the widget_info, so xwidget_info_chk
* can work (and be fairly efficient).
*/
hwgraph_info_add_LBL(xwidget, INFO_LBL_XWIDGET,
(arbitrary_info_t) widget_info);
}
void __init
klhwg_add_all_modules(vertex_hdl_t hwgraph_root)
{
cmoduleid_t cm;
char name[128];
vertex_hdl_t vhdl;
vertex_hdl_t module_vhdl;
int rc;
char buffer[16];
/* Add devices under each module */
for (cm = 0; cm < nummodules; cm++) {
/* Use module as module vertex fastinfo */
memset(buffer, 0, 16);
format_module_id(buffer, sn_modules[cm]->id, MODULE_FORMAT_BRIEF);
sprintf(name, EDGE_LBL_MODULE "/%s", buffer);
rc = hwgraph_path_add(hwgraph_root, name, &module_vhdl);
ASSERT(rc == GRAPH_SUCCESS);
rc = rc;
HWGRAPH_DEBUG(__FILE__, __FUNCTION__, __LINE__, module_vhdl, NULL, "Created module path.\n");
hwgraph_fastinfo_set(module_vhdl, (arbitrary_info_t) sn_modules[cm]);
/* Add system controller */
sprintf(name,
EDGE_LBL_MODULE "/%s/" EDGE_LBL_L1,
buffer);
rc = hwgraph_path_add(hwgraph_root, name, &vhdl);
ASSERT_ALWAYS(rc == GRAPH_SUCCESS);
rc = rc;
HWGRAPH_DEBUG(__FILE__, __FUNCTION__, __LINE__, vhdl, NULL, "Created L1 path.\n");
hwgraph_info_add_LBL(vhdl, INFO_LBL_ELSC,
(arbitrary_info_t)1);
}
}
/*
* hwgraph_mk_symlink - Create a symbolic link.
*/
int
hwgraph_mk_symlink(vertex_hdl_t de, const char *name, unsigned int namelen,
unsigned int flags, const char *link, unsigned int linklen,
vertex_hdl_t *handle, void *info)
{
void *labelcl_info = NULL;
int status = 0;
vertex_hdl_t new_devfs_handle = NULL;
/*
* Create the labelcl info structure for hwgraph compatiblity support.
*/
labelcl_info = labelcl_info_create();
if (!labelcl_info)
return(-1);
/*
* Create a symbolic link devfs entry.
*/
status = devfs_mk_symlink(de, name, flags, link,
&new_devfs_handle, labelcl_info);
if ( (!new_devfs_handle) || (!status) ){
labelcl_info_destroy((labelcl_info_t *)labelcl_info);
return(-1);
}
/*
* If the caller provides a private data pointer, save it in the
* labelcl info structure(fastinfo). This can be retrieved via
* hwgraph_fastinfo_get()
*/
if (info)
hwgraph_fastinfo_set(new_devfs_handle, (arbitrary_info_t)info);
*handle = new_devfs_handle;
return(0);
}
pciio_info_t
pciio_info_get(devfs_handle_t pciio)
{
pciio_info_t pciio_info;
pciio_info = (pciio_info_t) hwgraph_fastinfo_get(pciio);
#ifdef DEBUG_PCIIO
{
int pos;
char dname[256];
pos = devfs_generate_path(pciio, dname, 256);
printk("%s : path= %s\n", __FUNCTION__, &dname[pos]);
}
#endif /* DEBUG_PCIIO */
#ifdef BRINGUP
if ((pciio_info != NULL) &&
(pciio_info->c_fingerprint != pciio_info_fingerprint)
&& (pciio_info->c_fingerprint != NULL)) {
#else
if ((pciio_info != NULL) &&
(pciio_info->c_fingerprint != pciio_info_fingerprint)) {
#endif /* BRINGUP */
return((pciio_info_t)-1); /* Should panic .. */
}
return pciio_info;
}
void
pciio_info_set(devfs_handle_t pciio, pciio_info_t pciio_info)
{
if (pciio_info != NULL)
pciio_info->c_fingerprint = pciio_info_fingerprint;
hwgraph_fastinfo_set(pciio, (arbitrary_info_t) pciio_info);
/* Also, mark this vertex as a PCI slot
* and use the pciio_info, so pciio_info_chk
* can work (and be fairly efficient).
*/
hwgraph_info_add_LBL(pciio, INFO_LBL_PCIIO,
(arbitrary_info_t) pciio_info);
}
devfs_handle_t
pciio_info_dev_get(pciio_info_t pciio_info)
{
return (pciio_info->c_vertex);
}
/*ARGSUSED*/
pciio_bus_t
pciio_info_bus_get(pciio_info_t pciio_info)
{
/* XXX for now O2 always gets back bus 0 */
return (pciio_bus_t)0;
}
pciio_slot_t
pciio_info_slot_get(pciio_info_t pciio_info)
{
return (pciio_info->c_slot);
}
pciio_function_t
pciio_info_function_get(pciio_info_t pciio_info)
{
return (pciio_info->c_func);
}
pciio_vendor_id_t
pciio_info_vendor_id_get(pciio_info_t pciio_info)
{
return (pciio_info->c_vendor);
}
pciio_device_id_t
pciio_info_device_id_get(pciio_info_t pciio_info)
{
return (pciio_info->c_device);
}
devfs_handle_t
pciio_info_master_get(pciio_info_t pciio_info)
{
return (pciio_info->c_master);
}
arbitrary_info_t
pciio_info_mfast_get(pciio_info_t pciio_info)
{
return (pciio_info->c_mfast);
}
pciio_provider_t *
pciio_info_pops_get(pciio_info_t pciio_info)
{
return (pciio_info->c_pops);
}
error_handler_f *
pciio_info_efunc_get(pciio_info_t pciio_info)
{
return (pciio_info->c_efunc);
}
error_handler_arg_t *
pciio_info_einfo_get(pciio_info_t pciio_info)
{
return (pciio_info->c_einfo);
}
pciio_space_t
pciio_info_bar_space_get(pciio_info_t info, int win)
{
return info->c_window[win].w_space;
}
iopaddr_t
pciio_info_bar_base_get(pciio_info_t info, int win)
{
return info->c_window[win].w_base;
}
size_t
pciio_info_bar_size_get(pciio_info_t info, int win)
{
return info->c_window[win].w_size;
}
iopaddr_t
pciio_info_rom_base_get(pciio_info_t info)
{
return info->c_rbase;
}
size_t
pciio_info_rom_size_get(pciio_info_t info)
{
return info->c_rsize;
}
/* =====================================================================
* GENERIC PCI INITIALIZATION FUNCTIONS
*/
/*
* pciioinit: called once during device driver
* initializtion if this driver is configured into
* the system.
*/
void
pciio_init(void)
{
cdl_p cp;
#if DEBUG && ATTACH_DEBUG
printf("pciio_init\n");
#endif
/* Allocate the registry.
* We might already have one.
* If we don't, go get one.
* MPness: someone might have
* set one up for us while we
* were not looking; use an atomic
* compare-and-swap to commit to
* using the new registry if and
* only if nobody else did first.
* If someone did get there first,
* toss the one we allocated back
* into the pool.
*/
if (pciio_registry == NULL) {
cp = cdl_new(EDGE_LBL_PCI, "vendor", "device");
if (!compare_and_swap_ptr((void **) &pciio_registry, NULL, (void *) cp)) {
cdl_del(cp);
}
}
ASSERT(pciio_registry != NULL);
}
/*
* Disassociate a set of xtalk_provider functions with a vertex.
*/
void
xtalk_provider_unregister(vertex_hdl_t provider)
{
hwgraph_fastinfo_set(provider, (arbitrary_info_t)NULL);
}
/*
* Associate a set of xtalk_provider functions with a vertex.
*/
void
xtalk_provider_register(vertex_hdl_t provider, xtalk_provider_t *xtalk_fns)
{
hwgraph_fastinfo_set(provider, (arbitrary_info_t) xtalk_fns);
}
