diff options
| -rw-r--r-- | arch/sparc/kernel/prom.h | 17 | ||||
| -rw-r--r-- | arch/sparc/kernel/prom_32.c | 69 | ||||
| -rw-r--r-- | arch/sparc/kernel/prom_64.c | 69 | ||||
| -rw-r--r-- | arch/sparc/kernel/prom_common.c | 57 |
4 files changed, 80 insertions, 132 deletions
diff --git a/arch/sparc/kernel/prom.h b/arch/sparc/kernel/prom.h index d14b4ae4fc5..dea8b91b696 100644 --- a/arch/sparc/kernel/prom.h +++ b/arch/sparc/kernel/prom.h @@ -15,7 +15,20 @@ extern void irq_trans_init(struct device_node *dp); extern unsigned int prom_unique_id; -extern struct device_node * __init create_node(phandle node, - struct device_node *parent); +static inline int is_root_node(const struct device_node *dp) +{ + if (!dp) + return 0; + return (dp->parent == NULL); +} + +extern char *build_path_component(struct device_node *dp); + +extern struct device_node * __init prom_create_node(phandle node, + struct device_node *parent); + +extern struct device_node * __init prom_build_tree(struct device_node *parent, + phandle node, + struct device_node ***nextp); #endif /* __PROM_H */ diff --git a/arch/sparc/kernel/prom_32.c b/arch/sparc/kernel/prom_32.c index 35cb4c74252..75eb40be5e8 100644 --- a/arch/sparc/kernel/prom_32.c +++ b/arch/sparc/kernel/prom_32.c @@ -42,14 +42,6 @@ void * __init prom_early_alloc(unsigned long size) 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. * @@ -161,7 +153,7 @@ static void __init __build_path_component(struct device_node *dp, char *tmp_buf) return sparc32_path_component(dp, tmp_buf); } -static char * __init build_path_component(struct device_node *dp) +char * __init build_path_component(struct device_node *dp) { char tmp_buf[64], *n; @@ -176,57 +168,6 @@ static char * __init build_path_component(struct device_node *dp) 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 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; -} - struct device_node *of_console_device; EXPORT_SYMBOL(of_console_device); @@ -360,14 +301,14 @@ void __init prom_build_devicetree(void) { struct device_node **nextp; - allnodes = create_node(prom_root_node, NULL); + allnodes = prom_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); + allnodes->child = prom_build_tree(allnodes, + prom_getchild(allnodes->node), + &nextp); of_console_init(); printk("PROM: Built device tree with %u bytes of memory.\n", diff --git a/arch/sparc/kernel/prom_64.c b/arch/sparc/kernel/prom_64.c index c1ce987b842..0279811d17b 100644 --- a/arch/sparc/kernel/prom_64.c +++ b/arch/sparc/kernel/prom_64.c @@ -51,14 +51,6 @@ void * __init prom_early_alloc(unsigned long size) 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. * @@ -364,7 +356,7 @@ static void __init __build_path_component(struct device_node *dp, char *tmp_buf) } } -static char * __init build_path_component(struct device_node *dp) +char * __init build_path_component(struct device_node *dp) { char tmp_buf[64], *n; @@ -379,57 +371,6 @@ static char * __init build_path_component(struct device_node *dp) 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 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"); @@ -640,14 +581,14 @@ void __init prom_build_devicetree(void) { struct device_node **nextp; - allnodes = create_node(prom_root_node, NULL); + allnodes = prom_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); + allnodes->child = prom_build_tree(allnodes, + prom_getchild(allnodes->node), + &nextp); of_console_init(); printk("PROM: Built device tree with %u bytes of memory.\n", diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c index d3eddc76763..3b5de2f3fcd 100644 --- a/arch/sparc/kernel/prom_common.c +++ b/arch/sparc/kernel/prom_common.c @@ -216,8 +216,8 @@ static char * __init get_one_property(phandle node, const char *name) return buf; } -struct device_node * __init create_node(phandle node, - struct device_node *parent) +struct device_node * __init prom_create_node(phandle node, + struct device_node *parent) { struct device_node *dp; @@ -240,3 +240,56 @@ struct device_node * __init create_node(phandle node, return dp; } + +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; +} + +struct device_node * __init prom_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 = prom_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 = prom_build_tree(dp, prom_getchild(node), nextp); + + node = prom_getsibling(node); + } + + return ret; +} |