[SPARC64]: Fix system type in /proc/cpuinfo and remove bogus OBP check.

Report 'sun4v' when appropriate in /proc/cpuinfo

Remove all the verifications of the OBP version string.  Just
make sure it's there, and report it raw in the bootup logs and
via /proc/cpuinfo.

Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc64/kernel/setup.c

@@ -442,9 +442,8 @@ static int show_cpuinfo(struct seq_file *m, void *__unused)
 	seq_printf(m, 
 		   "cpu\t\t: %s\n"
 		   "fpu\t\t: %s\n"
-		   "promlib\t\t: Version 3 Revision %d\n"
+		   "prom\t\t: %s\n"
-		   "prom\t\t: %d.%d.%d\n"
+		   "type\t\t: %s\n"
-		   "type\t\t: sun4u\n"
 		   "ncpus probed\t: %d\n"
 		   "ncpus active\t: %d\n"
 		   "D$ parity tl1\t: %u\n"
@@ -456,10 +455,10 @@ static int show_cpuinfo(struct seq_file *m, void *__unused)
 		   ,
 		   sparc_cpu_type,
 		   sparc_fpu_type,
-		   prom_rev,
+		   prom_version,
-		   prom_prev >> 16,
+		   ((tlb_type == hypervisor) ?
-		   (prom_prev >> 8) & 0xff,
+		    "sun4v" :
-		   prom_prev & 0xff,
+		    "sun4u"),
 		   ncpus_probed,
 		   num_online_cpus(),
 		   dcache_parity_tl1_occurred,

arch/sparc64/prom/init.c

@@ -14,8 +14,8 @@
 #include <asm/openprom.h>
 #include <asm/oplib.h>
 
-enum prom_major_version prom_vers;
+/* OBP version string. */
-unsigned int prom_rev, prom_prev;
+char prom_version[80];
 
 /* The root node of the prom device tree. */
 int prom_stdin, prom_stdout;
@@ -30,13 +30,7 @@ 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);
 
@@ -51,44 +45,10 @@ void __init prom_init(void *cif_handler, void *cif_stack)
 	if (!node || node == -1)
 		prom_halt();
 
-	prom_getstring(node, "version", buffer, sizeof (buffer));
+	prom_getstring(node, "version", prom_version, sizeof(prom_version));
 
 	prom_printf("\n");
 
-	if (strncmp(buffer, "OBP ", 4))
+	printk("PROMLIB: Sun IEEE Boot Prom '%s'\n", prom_version);
-		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);
 	printk("PROMLIB: Root node compatible: %s\n", prom_root_compatible);
-
-	/* Initialization successful. */
-	return;
-
-strange_version:
-	prom_printf ("Strange OBP version `%s'.\n", buffer);
-	prom_halt ();
 }

arch/sparc64/prom/misc.c

@@ -112,24 +112,6 @@ unsigned char prom_get_idprom(char *idbuf, int num_bytes)
 	return 0xff;
 }
 
-/* Get the major prom version number. */
-int prom_version(void)
-{
-	return PROM_P1275;
-}
-
-/* Get the prom plugin-revision. */
-int prom_getrev(void)
-{
-	return prom_rev;
-}
-
-/* Get the prom firmware print revision. */
-int prom_getprev(void)
-{
-	return prom_prev;
-}
-
 /* Install Linux trap table so PROM uses that instead of its own. */
 void prom_set_trap_table(unsigned long tba)
 {

include/asm-sparc64/oplib.h

@@ -12,18 +12,8 @@
 #include <linux/config.h>
 #include <asm/openprom.h>
 
-/* Enumeration to describe the prom major version we have detected. */
+/* OBP version string. */
-enum prom_major_version {
+extern char prom_version[];
-	PROM_V0,      /* Original sun4c V0 prom */
-	PROM_V2,      /* sun4c and early sun4m V2 prom */
-	PROM_V3,      /* sun4m and later, up to sun4d/sun4e machines V3 */
-	PROM_P1275,   /* IEEE compliant ISA based Sun PROM, only sun4u */
-        PROM_AP1000,  /* actually no prom at all */
-};
-
-extern enum prom_major_version prom_vers;
-/* Revision, and firmware revision. */
-extern unsigned int prom_rev, prom_prev;
 
 /* Root node of the prom device tree, this stays constant after
  * initialization is complete.
@@ -133,15 +123,6 @@ extern void prom_setcallback(callback_func_t func_ptr);
  */
 extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size);
 
-/* Get the prom major version. */
-extern int prom_version(void);
-
-/* Get the prom plugin revision. */
-extern int prom_getrev(void);
-
-/* Get the prom firmware revision. */
-extern int prom_getprev(void);
-
 /* Character operations to/from the console.... */
 
 /* Non-blocking get character from console. */