linux_dsm_epyc7002/arch/sparc64/prom/init.c
David S. Miller 90a6646bf6 [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>
2006-03-20 01:14:25 -08:00

55 lines
1.4 KiB
C

/* $Id: init.c,v 1.10 1999/09/21 14:35:59 davem Exp $
* init.c: Initialize internal variables used by the PROM
* library functions.
*
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
* Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/string.h>
#include <linux/ctype.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
/* OBP version string. */
char prom_version[80];
/* The root node of the prom device tree. */
int prom_stdin, prom_stdout;
int prom_chosen_node;
/* You must call prom_init() before you attempt to use any of the
* routines in the prom library. It returns 0 on success, 1 on
* failure. It gets passed the pointer to the PROM vector.
*/
extern void prom_cif_init(void *, void *);
void __init prom_init(void *cif_handler, void *cif_stack)
{
int node;
prom_cif_init(cif_handler, cif_stack);
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");
node = prom_finddevice("/openprom");
if (!node || node == -1)
prom_halt();
prom_getstring(node, "version", prom_version, sizeof(prom_version));
prom_printf("\n");
printk("PROMLIB: Sun IEEE Boot Prom '%s'\n", prom_version);
printk("PROMLIB: Root node compatible: %s\n", prom_root_compatible);
}