summaryrefslogtreecommitdiffstats
path: root/arch/sparc64/prom/init.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc64/prom/init.c')
-rw-r--r--arch/sparc64/prom/init.c60
1 files changed, 8 insertions, 52 deletions
diff --git a/arch/sparc64/prom/init.c b/arch/sparc64/prom/init.c
index f3cc2d8..1c0db84 100644
--- a/arch/sparc64/prom/init.c
+++ b/arch/sparc64/prom/init.c
@@ -14,11 +14,10 @@
#include <asm/openprom.h>
#include <asm/oplib.h>
-enum prom_major_version prom_vers;
-unsigned int prom_rev, prom_prev;
+/* OBP version string. */
+char prom_version[80];
/* The root node of the prom device tree. */
-int prom_root_node;
int prom_stdin, prom_stdout;
int prom_chosen_node;
@@ -31,68 +30,25 @@ extern void prom_cif_init(void *, void *);
void __init prom_init(void *cif_handler, void *cif_stack)
{
- char buffer[80], *p;
- int ints[3];
int node;
- int i = 0;
- int bufadjust;
-
- prom_vers = PROM_P1275;
prom_cif_init(cif_handler, cif_stack);
- prom_root_node = prom_getsibling(0);
- if((prom_root_node == 0) || (prom_root_node == -1))
- prom_halt();
-
prom_chosen_node = prom_finddevice(prom_chosen_path);
if (!prom_chosen_node || prom_chosen_node == -1)
prom_halt();
- prom_stdin = prom_getint (prom_chosen_node, "stdin");
- prom_stdout = prom_getint (prom_chosen_node, "stdout");
+ prom_stdin = prom_getint(prom_chosen_node, "stdin");
+ prom_stdout = prom_getint(prom_chosen_node, "stdout");
node = prom_finddevice("/openprom");
if (!node || node == -1)
prom_halt();
- prom_getstring (node, "version", buffer, sizeof (buffer));
-
- prom_printf ("\n");
-
- if (strncmp (buffer, "OBP ", 4))
- goto strange_version;
-
- /*
- * Version field is expected to be 'OBP xx.yy.zz date...'
- * However, Sun can't stick to this format very well, so
- * we need to check for 'OBP xx.yy.zz date...' and adjust
- * accordingly. -spot
- */
-
- if (strncmp (buffer, "OBP ", 5))
- bufadjust = 4;
- else
- bufadjust = 5;
-
- p = buffer + bufadjust;
- while (p && isdigit(*p) && i < 3) {
- ints[i++] = simple_strtoul(p, NULL, 0);
- if ((p = strchr(p, '.')) != NULL)
- p++;
- }
- if (i != 3)
- goto strange_version;
-
- prom_rev = ints[1];
- prom_prev = (ints[0] << 16) | (ints[1] << 8) | ints[2];
-
- printk ("PROMLIB: Sun IEEE Boot Prom %s\n", buffer + bufadjust);
+ prom_getstring(node, "version", prom_version, sizeof(prom_version));
- /* Initialization successful. */
- return;
+ prom_printf("\n");
-strange_version:
- prom_printf ("Strange OBP version `%s'.\n", buffer);
- prom_halt ();
+ printk("PROMLIB: Sun IEEE Boot Prom '%s'\n", prom_version);
+ printk("PROMLIB: Root node compatible: %s\n", prom_root_compatible);
}
OpenPOWER on IntegriCloud