linux/arch/sh/include/cpu-sh4/cpu/sq.h
Kuninori Morimoto 6a0abce4c4 sh: include: convert to SPDX identifiers
Update license to use SPDX-License-Identifier instead of verbose license
text.

Link: http://lkml.kernel.org/r/87ftvccszx.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Cc: Rich Felker <dalias@libc.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2018-12-28 12:11:45 -08:00

34 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0
*
* include/asm-sh/cpu-sh4/sq.h
*
* Copyright (C) 2001, 2002, 2003 Paul Mundt
* Copyright (C) 2001, 2002 M. R. Brown
*/
#ifndef __ASM_CPU_SH4_SQ_H
#define __ASM_CPU_SH4_SQ_H
#include <asm/addrspace.h>
#include <asm/page.h>
/*
* Store queues range from e0000000-e3fffffc, allowing approx. 64MB to be
* mapped to any physical address space. Since data is written (and aligned)
* to 32-byte boundaries, we need to be sure that all allocations are aligned.
*/
#define SQ_SIZE 32
#define SQ_ALIGN_MASK (~(SQ_SIZE - 1))
#define SQ_ALIGN(addr) (((addr)+SQ_SIZE-1) & SQ_ALIGN_MASK)
#define SQ_QACR0 (P4SEG_REG_BASE + 0x38)
#define SQ_QACR1 (P4SEG_REG_BASE + 0x3c)
#define SQ_ADDRMAX (P4SEG_STORE_QUE + 0x04000000)
/* arch/sh/kernel/cpu/sh4/sq.c */
unsigned long sq_remap(unsigned long phys, unsigned int size,
const char *name, pgprot_t prot);
void sq_unmap(unsigned long vaddr);
void sq_flush_range(unsigned long start, unsigned int len);
#endif /* __ASM_CPU_SH4_SQ_H */