linux/arch/mips/include/asm/sgialib.h
Thomas Bogendoerfer 7b16831d1e
MIPS: arc: use function argument for passing argc/argv to prom_init_cmdline
prom_argc and prom_argv are only used by prom_init_cmdline(), so
we could pass them directly as function argument.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Paul Burton <paul.burton@mips.com>
Cc: James Hogan <jhogan@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
2019-10-23 21:10:34 -07:00

62 lines
1.7 KiB
C

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* SGI ARCS firmware interface library for the Linux kernel.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
* Copyright (C) 2001, 2002 Ralf Baechle (ralf@gnu.org)
*/
#ifndef _ASM_SGIALIB_H
#define _ASM_SGIALIB_H
#include <linux/compiler.h>
#include <asm/sgiarcs.h>
extern struct linux_romvec *romvec;
extern int prom_flags;
#define PROM_FLAG_ARCS 1
#define PROM_FLAG_USE_AS_CONSOLE 2
#define PROM_FLAG_DONT_FREE_TEMP 4
/* Simple char-by-char console I/O. */
extern char prom_getchar(void);
/* Get next memory descriptor after CURR, returns first descriptor
* in chain is CURR is NULL.
*/
extern struct linux_mdesc *prom_getmdesc(struct linux_mdesc *curr);
#define PROM_NULL_MDESC ((struct linux_mdesc *) 0)
/* Called by prom_init to setup the physical memory pmemblock
* array.
*/
extern void prom_meminit(void);
/* PROM device tree library routines. */
#define PROM_NULL_COMPONENT ((pcomponent *) 0)
/* This is called at prom_init time to identify the
* ARC architecture we are running on
*/
extern void prom_identify_arch(void);
/* Environment variable routines. */
extern PCHAR ArcGetEnvironmentVariable(PCHAR name);
/* ARCS command line parsing. */
extern void prom_init_cmdline(int argc, LONG *argv);
/* File operations. */
extern LONG ArcRead(ULONG fd, PVOID buf, ULONG num, PULONG cnt);
extern LONG ArcWrite(ULONG fd, PVOID buf, ULONG num, PULONG cnt);
/* Misc. routines. */
extern VOID ArcEnterInteractiveMode(VOID) __noreturn;
extern DISPLAY_STATUS *ArcGetDisplayStatus(ULONG FileID);
#endif /* _ASM_SGIALIB_H */