aboutsummaryrefslogtreecommitdiff
path: root/include/asm-m68k/raw_io.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-m68k/raw_io.h')
-rw-r--r--include/asm-m68k/raw_io.h347
1 files changed, 0 insertions, 347 deletions
diff --git a/include/asm-m68k/raw_io.h b/include/asm-m68k/raw_io.h
deleted file mode 100644
index d9eb9834ccc..00000000000
--- a/include/asm-m68k/raw_io.h
+++ /dev/null
@@ -1,347 +0,0 @@
-/*
- * linux/include/asm-m68k/raw_io.h
- *
- * 10/20/00 RZ: - created from bits of io.h and ide.h to cleanup namespace
- *
- */
-
-#ifndef _RAW_IO_H
-#define _RAW_IO_H
-
-#ifdef __KERNEL__
-
-#include <asm/types.h>
-
-
-/* Values for nocacheflag and cmode */
-#define IOMAP_FULL_CACHING 0
-#define IOMAP_NOCACHE_SER 1
-#define IOMAP_NOCACHE_NONSER 2
-#define IOMAP_WRITETHROUGH 3
-
-extern void iounmap(void __iomem *addr);
-
-extern void __iomem *__ioremap(unsigned long physaddr, unsigned long size,
- int cacheflag);
-extern void __iounmap(void *addr, unsigned long size);
-
-
-/* ++roman: The assignments to temp. vars avoid that gcc sometimes generates
- * two accesses to memory, which may be undesirable for some devices.
- */
-#define in_8(addr) \
- ({ u8 __v = (*(__force volatile u8 *) (addr)); __v; })
-#define in_be16(addr) \
- ({ u16 __v = (*(__force volatile u16 *) (addr)); __v; })
-#define in_be32(addr) \
- ({ u32 __v = (*(__force volatile u32 *) (addr)); __v; })
-#define in_le16(addr) \
- ({ u16 __v = le16_to_cpu(*(__force volatile __le16 *) (addr)); __v; })
-#define in_le32(addr) \
- ({ u32 __v = le32_to_cpu(*(__force volatile __le32 *) (addr)); __v; })
-
-#define out_8(addr,b) (void)((*(__force volatile u8 *) (addr)) = (b))
-#define out_be16(addr,w) (void)((*(__force volatile u16 *) (addr)) = (w))
-#define out_be32(addr,l) (void)((*(__force volatile u32 *) (addr)) = (l))
-#define out_le16(addr,w) (void)((*(__force volatile __le16 *) (addr)) = cpu_to_le16(w))
-#define out_le32(addr,l) (void)((*(__force volatile __le32 *) (addr)) = cpu_to_le32(l))
-
-#define raw_inb in_8
-#define raw_inw in_be16
-#define raw_inl in_be32
-#define __raw_readb in_8
-#define __raw_readw in_be16
-#define __raw_readl in_be32
-
-#define raw_outb(val,port) out_8((port),(val))
-#define raw_outw(val,port) out_be16((port),(val))
-#define raw_outl(val,port) out_be32((port),(val))
-#define __raw_writeb(val,addr) out_8((addr),(val))
-#define __raw_writew(val,addr) out_be16((addr),(val))
-#define __raw_writel(val,addr) out_be32((addr),(val))
-
-static inline void raw_insb(volatile u8 __iomem *port, u8 *buf, unsigned int len)
-{
- unsigned int i;
-
- for (i = 0; i < len; i++)
- *buf++ = in_8(port);
-}
-
-static inline void raw_outsb(volatile u8 __iomem *port, const u8 *buf,
- unsigned int len)
-{
- unsigned int i;
-
- for (i = 0; i < len; i++)
- out_8(port, *buf++);
-}
-
-static inline void raw_insw(volatile u16 __iomem *port, u16 *buf, unsigned int nr)
-{
- unsigned int tmp;
-
- if (nr & 15) {
- tmp = (nr & 15) - 1;
- asm volatile (
- "1: movew %2@,%0@+; dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
- if (nr >> 4) {
- tmp = (nr >> 4) - 1;
- asm volatile (
- "1: "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "movew %2@,%0@+; "
- "dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
-}
-
-static inline void raw_outsw(volatile u16 __iomem *port, const u16 *buf,
- unsigned int nr)
-{
- unsigned int tmp;
-
- if (nr & 15) {
- tmp = (nr & 15) - 1;
- asm volatile (
- "1: movew %0@+,%2@; dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
- if (nr >> 4) {
- tmp = (nr >> 4) - 1;
- asm volatile (
- "1: "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "movew %0@+,%2@; "
- "dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
-}
-
-static inline void raw_insl(volatile u32 __iomem *port, u32 *buf, unsigned int nr)
-{
- unsigned int tmp;
-
- if (nr & 15) {
- tmp = (nr & 15) - 1;
- asm volatile (
- "1: movel %2@,%0@+; dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
- if (nr >> 4) {
- tmp = (nr >> 4) - 1;
- asm volatile (
- "1: "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "movel %2@,%0@+; "
- "dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
-}
-
-static inline void raw_outsl(volatile u32 __iomem *port, const u32 *buf,
- unsigned int nr)
-{
- unsigned int tmp;
-
- if (nr & 15) {
- tmp = (nr & 15) - 1;
- asm volatile (
- "1: movel %0@+,%2@; dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
- if (nr >> 4) {
- tmp = (nr >> 4) - 1;
- asm volatile (
- "1: "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "movel %0@+,%2@; "
- "dbra %1,1b"
- : "=a" (buf), "=d" (tmp)
- : "a" (port), "0" (buf),
- "1" (tmp));
- }
-}
-
-
-static inline void raw_insw_swapw(volatile u16 __iomem *port, u16 *buf,
- unsigned int nr)
-{
- if ((nr) % 8)
- __asm__ __volatile__
- ("\tmovel %0,%/a0\n\t"
- "movel %1,%/a1\n\t"
- "movel %2,%/d6\n\t"
- "subql #1,%/d6\n"
- "1:\tmovew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "dbra %/d6,1b"
- :
- : "g" (port), "g" (buf), "g" (nr)
- : "d0", "a0", "a1", "d6");
- else
- __asm__ __volatile__
- ("movel %0,%/a0\n\t"
- "movel %1,%/a1\n\t"
- "movel %2,%/d6\n\t"
- "lsrl #3,%/d6\n\t"
- "subql #1,%/d6\n"
- "1:\tmovew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "movew %/a0@,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a1@+\n\t"
- "dbra %/d6,1b"
- :
- : "g" (port), "g" (buf), "g" (nr)
- : "d0", "a0", "a1", "d6");
-}
-
-static inline void raw_outsw_swapw(volatile u16 __iomem *port, const u16 *buf,
- unsigned int nr)
-{
- if ((nr) % 8)
- __asm__ __volatile__
- ("movel %0,%/a0\n\t"
- "movel %1,%/a1\n\t"
- "movel %2,%/d6\n\t"
- "subql #1,%/d6\n"
- "1:\tmovew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "dbra %/d6,1b"
- :
- : "g" (port), "g" (buf), "g" (nr)
- : "d0", "a0", "a1", "d6");
- else
- __asm__ __volatile__
- ("movel %0,%/a0\n\t"
- "movel %1,%/a1\n\t"
- "movel %2,%/d6\n\t"
- "lsrl #3,%/d6\n\t"
- "subql #1,%/d6\n"
- "1:\tmovew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "movew %/a1@+,%/d0\n\t"
- "rolw #8,%/d0\n\t"
- "movew %/d0,%/a0@\n\t"
- "dbra %/d6,1b"
- :
- : "g" (port), "g" (buf), "g" (nr)
- : "d0", "a0", "a1", "d6");
-}
-
-#endif /* __KERNEL__ */
-
-#endif /* _RAW_IO_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-06 00:32:10 +0000