diff options
| author | Miles Bader <miles@gnu.org> | 2005-07-27 22:44:54 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-28 03:26:03 +0400 |
| commit | 21ea9f63297497df3040c70a67a207d229368a4c (patch) | |
| tree | 446b057d504cc207a054f6529937b7227ae82a25 | |
| parent | f307d365ea4db4848a0b43bbbdf3c96f4d2e0933 (diff) | |
| download | linux-21ea9f63297497df3040c70a67a207d229368a4c.tar.xz | |
[PATCH] v850: Update ioremap return type and add ioread/iowrite functions
Signed-off-by: Miles Bader <miles@gnu.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | include/asm-v850/io.h | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/include/asm-v850/io.h b/include/asm-v850/io.h index bb5efd1b4b7d..cc364fcbec10 100644 --- a/include/asm-v850/io.h +++ b/include/asm-v850/io.h @@ -1,8 +1,8 @@ /* * include/asm-v850/io.h -- Misc I/O operations * - * Copyright (C) 2001,02,03,04 NEC Electronics Corporation - * Copyright (C) 2001,02,03,04 Miles Bader <miles@gnu.org> + * Copyright (C) 2001,02,03,04,05 NEC Electronics Corporation + * Copyright (C) 2001,02,03,04,05 Miles Bader <miles@gnu.org> * * 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 @@ -27,12 +27,12 @@ #define readw_relaxed(a) readw(a) #define readl_relaxed(a) readl(a) -#define writeb(b, addr) \ - (void)((*(volatile unsigned char *) (addr)) = (b)) -#define writew(b, addr) \ - (void)((*(volatile unsigned short *) (addr)) = (b)) -#define writel(b, addr) \ - (void)((*(volatile unsigned int *) (addr)) = (b)) +#define writeb(val, addr) \ + (void)((*(volatile unsigned char *) (addr)) = (val)) +#define writew(val, addr) \ + (void)((*(volatile unsigned short *) (addr)) = (val)) +#define writel(val, addr) \ + (void)((*(volatile unsigned int *) (addr)) = (val)) #define __raw_readb readb #define __raw_readw readw @@ -96,11 +96,22 @@ outsl (unsigned long port, const void *src, unsigned long count) outl (*p++, port); } -#define iounmap(addr) ((void)0) -#define ioremap(physaddr, size) (physaddr) -#define ioremap_nocache(physaddr, size) (physaddr) -#define ioremap_writethrough(physaddr, size) (physaddr) -#define ioremap_fullcache(physaddr, size) (physaddr) + +/* Some places try to pass in an loff_t for PHYSADDR (?!), so we cast it to + long before casting it to a pointer to avoid compiler warnings. */ +#define ioremap(physaddr, size) ((void __iomem *)(unsigned long)(physaddr)) +#define iounmap(addr) ((void)0) + +#define ioremap_nocache(physaddr, size) ioremap (physaddr, size) +#define ioremap_writethrough(physaddr, size) ioremap (physaddr, size) +#define ioremap_fullcache(physaddr, size) ioremap (physaddr, size) + +#define ioread8(addr) readb (addr) +#define ioread16(addr) readw (addr) +#define ioread32(addr) readl (addr) +#define iowrite8(val, addr) writeb (val, addr) +#define iowrite16(val, addr) writew (val, addr) +#define iowrite32(val, addr) writel (val, addr) #define mmiowb() |