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linux-2.6/arch/sparc/prom/init_32.c
Sam Ravnborg 6943f3da3e sparc: move EXPORT_SYMBOL to the symbols definition
Move all applicable EXPORT_SYMBOL()s to the file where the respective
symbol is defined.

Removed all the includes that are no longer needed in sparc_ksyms_32.c

Comment all remaining EXPORT_SYMBOL()s in sparc_ksyms_32.c

Two symbols are shared with sparc64 thus the exports were removed from
the sparc_ksyms_64.c too, along with the include their ommission made
redundant.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

Additions by Julian Calaby:
* Moved EXPORT_SYMBOL()s for prom functions to their rightful places.
* Made some minor cleanups to the includes and comments of sparc_ksyms_32.c
* Made another subtraction from sparc_ksyms_64.c
* Updated and tidied commit message.
* Rebased patch over sparc-2.6.git HEAD.
* Ensured that all modified files have the correct includes.

Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2009-01-08 16:58:05 -08:00

80 lines
1.7 KiB
C

/*
* init.c: Initialize internal variables used by the PROM
* library functions.
*
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
* Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
struct linux_romvec *romvec;
EXPORT_SYMBOL(romvec);
enum prom_major_version prom_vers;
unsigned int prom_rev, prom_prev;
/* The root node of the prom device tree. */
int prom_root_node;
EXPORT_SYMBOL(prom_root_node);
/* Pointer to the device tree operations structure. */
struct linux_nodeops *prom_nodeops;
/* 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_meminit(void);
extern void prom_ranges_init(void);
void __init prom_init(struct linux_romvec *rp)
{
romvec = rp;
switch(romvec->pv_romvers) {
case 0:
prom_vers = PROM_V0;
break;
case 2:
prom_vers = PROM_V2;
break;
case 3:
prom_vers = PROM_V3;
break;
default:
prom_printf("PROMLIB: Bad PROM version %d\n",
romvec->pv_romvers);
prom_halt();
break;
};
prom_rev = romvec->pv_plugin_revision;
prom_prev = romvec->pv_printrev;
prom_nodeops = romvec->pv_nodeops;
prom_root_node = prom_getsibling(0);
if((prom_root_node == 0) || (prom_root_node == -1))
prom_halt();
if((((unsigned long) prom_nodeops) == 0) ||
(((unsigned long) prom_nodeops) == -1))
prom_halt();
prom_meminit();
prom_ranges_init();
printk("PROMLIB: Sun Boot Prom Version %d Revision %d\n",
romvec->pv_romvers, prom_rev);
/* Initialization successful. */
return;
}