#include "prom.h"
-static unsigned int prom_early_allocated __initdata;
-
void * __init prom_early_alloc(unsigned long size)
{
unsigned long paddr = lmb_alloc(size, SMP_CACHE_BYTES);
return ret;
}
-static int is_root_node(const struct device_node *dp)
-{
- if (!dp)
- return 0;
-
- return (dp->parent == NULL);
-}
-
/* The following routines deal with the black magic of fully naming a
* node.
*
}
}
-static char * __init build_path_component(struct device_node *dp)
+char * __init build_path_component(struct device_node *dp)
{
char tmp_buf[64], *n;
return n;
}
-static char * __init build_full_name(struct device_node *dp)
-{
- int len, ourlen, plen;
- char *n;
-
- plen = strlen(dp->parent->full_name);
- ourlen = strlen(dp->path_component_name);
- len = ourlen + plen + 2;
-
- n = prom_early_alloc(len);
- strcpy(n, dp->parent->full_name);
- if (!is_root_node(dp->parent)) {
- strcpy(n + plen, "/");
- plen++;
- }
- strcpy(n + plen, dp->path_component_name);
-
- return n;
-}
-
-static unsigned int unique_id;
-
-static struct property * __init build_one_prop(phandle node, char *prev, char *special_name, void *special_val, int special_len)
-{
- static struct property *tmp = NULL;
- struct property *p;
-
- if (tmp) {
- p = tmp;
- memset(p, 0, sizeof(*p) + 32);
- tmp = NULL;
- } else {
- p = prom_early_alloc(sizeof(struct property) + 32);
- p->unique_id = unique_id++;
- }
-
- p->name = (char *) (p + 1);
- if (special_name) {
- strcpy(p->name, special_name);
- p->length = special_len;
- p->value = prom_early_alloc(special_len);
- memcpy(p->value, special_val, special_len);
- } else {
- if (prev == NULL) {
- prom_firstprop(node, p->name);
- } else {
- prom_nextprop(node, prev, p->name);
- }
- if (strlen(p->name) == 0) {
- tmp = p;
- return NULL;
- }
- p->length = prom_getproplen(node, p->name);
- if (p->length <= 0) {
- p->length = 0;
- } else {
- p->value = prom_early_alloc(p->length + 1);
- prom_getproperty(node, p->name, p->value, p->length);
- ((unsigned char *)p->value)[p->length] = '\0';
- }
- }
- return p;
-}
-
-static struct property * __init build_prop_list(phandle node)
-{
- struct property *head, *tail;
-
- head = tail = build_one_prop(node, NULL,
- ".node", &node, sizeof(node));
-
- tail->next = build_one_prop(node, NULL, NULL, NULL, 0);
- tail = tail->next;
- while(tail) {
- tail->next = build_one_prop(node, tail->name,
- NULL, NULL, 0);
- tail = tail->next;
- }
-
- return head;
-}
-
-static char * __init get_one_property(phandle node, const char *name)
-{
- char *buf = "<NULL>";
- int len;
-
- len = prom_getproplen(node, name);
- if (len > 0) {
- buf = prom_early_alloc(len);
- prom_getproperty(node, name, buf, len);
- }
-
- return buf;
-}
-
-static struct device_node * __init create_node(phandle node, struct device_node *parent)
-{
- struct device_node *dp;
-
- if (!node)
- return NULL;
-
- dp = prom_early_alloc(sizeof(*dp));
- dp->unique_id = unique_id++;
- dp->parent = parent;
-
- kref_init(&dp->kref);
-
- dp->name = get_one_property(node, "name");
- dp->type = get_one_property(node, "device_type");
- dp->node = node;
-
- dp->properties = build_prop_list(node);
-
- irq_trans_init(dp);
-
- return dp;
-}
-
-static struct device_node * __init build_tree(struct device_node *parent, phandle node, struct device_node ***nextp)
-{
- struct device_node *ret = NULL, *prev_sibling = NULL;
- struct device_node *dp;
-
- while (1) {
- dp = create_node(node, parent);
- if (!dp)
- break;
-
- if (prev_sibling)
- prev_sibling->sibling = dp;
-
- if (!ret)
- ret = dp;
- prev_sibling = dp;
-
- *(*nextp) = dp;
- *nextp = &dp->allnext;
-
- dp->path_component_name = build_path_component(dp);
- dp->full_name = build_full_name(dp);
-
- dp->child = build_tree(dp, prom_getchild(node), nextp);
-
- node = prom_getsibling(node);
- }
-
- return ret;
-}
-
static const char *get_mid_prop(void)
{
return (tlb_type == spitfire ? "upa-portid" : "portid");
return NULL;
}
-static void __init of_fill_in_cpu_data(void)
+void __init of_fill_in_cpu_data(void)
{
struct device_node *dp;
- const char *mid_prop = get_mid_prop();
+ const char *mid_prop;
+
+ if (tlb_type == hypervisor)
+ return;
+ mid_prop = get_mid_prop();
ncpus_probed = 0;
for_each_node_by_type(dp, "cpu") {
int cpuid = of_getintprop_default(dp, mid_prop, -1);
smp_fill_in_sib_core_maps();
}
-struct device_node *of_console_device;
-EXPORT_SYMBOL(of_console_device);
-
-char *of_console_path;
-EXPORT_SYMBOL(of_console_path);
-
-char *of_console_options;
-EXPORT_SYMBOL(of_console_options);
-
-static void __init of_console_init(void)
+void __init of_console_init(void)
{
char *msg = "OF stdout device is: %s\n";
struct device_node *dp;
printk(msg, of_console_path);
}
-
-void __init prom_build_devicetree(void)
-{
- struct device_node **nextp;
-
- allnodes = create_node(prom_root_node, NULL);
- allnodes->path_component_name = "";
- allnodes->full_name = "/";
-
- nextp = &allnodes->allnext;
- allnodes->child = build_tree(allnodes,
- prom_getchild(allnodes->node),
- &nextp);
- of_console_init();
-
- printk("PROM: Built device tree with %u bytes of memory.\n",
- prom_early_allocated);
-
- if (tlb_type != hypervisor)
- of_fill_in_cpu_data();
-}