mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-12 05:48:39 +08:00
7b16831d1e
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
62 lines
1.7 KiB
C
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 */
|