X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-i386%2Fio.h;h=79670bb4b0c7140e593718e6d30954475c712deb;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=083e3b8f8c7f04c8b2040b194f95fa0ee9f5db12;hpb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;p=linux-2.6.git

diff --git a/include/asm-i386/io.h b/include/asm-i386/io.h
index 083e3b8f8..79670bb4b 100644
--- a/include/asm-i386/io.h
+++ b/include/asm-i386/io.h
@@ -49,6 +49,17 @@
 
 #include <linux/vmalloc.h>
 
+/*
+ * Convert a physical pointer to a virtual kernel pointer for /dev/mem
+ * access
+ */
+#define xlate_dev_mem_ptr(p)	__va(p)
+
+/*
+ * Convert a virtual cached pointer to an uncached pointer
+ */
+#define xlate_dev_kmem_ptr(p)	p
+
 /**
  *	virt_to_phys	-	map virtual addresses to physical
  *	@address: address to remap
@@ -120,6 +131,11 @@ extern void iounmap(volatile void __iomem *addr);
 extern void *bt_ioremap(unsigned long offset, unsigned long size);
 extern void bt_iounmap(void *addr, unsigned long size);
 
+/* Use early IO mappings for DMI because it's initialized early */
+#define dmi_ioremap bt_ioremap
+#define dmi_iounmap bt_iounmap
+#define dmi_alloc alloc_bootmem
+
 /*
  * ISA I/O bus memory addresses are 1:1 with the physical address.
  */
@@ -178,11 +194,13 @@ static inline void writel(unsigned int b, volatile void __iomem *addr)
 #define __raw_writew writew
 #define __raw_writel writel
 
+#define mmiowb()
+
 static inline void memset_io(volatile void __iomem *addr, unsigned char val, int count)
 {
 	memset((void __force *) addr, val, count);
 }
-static inline void memcpy_fromio(void *dst, volatile void __iomem *src, int count)
+static inline void memcpy_fromio(void *dst, const volatile void __iomem *src, int count)
 {
 	__memcpy(dst, (void __force *) src, count);
 }
@@ -201,23 +219,11 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int
  */
 #define __ISA_IO_base ((char __iomem *)(PAGE_OFFSET))
 
-#define isa_readb(a) readb(__ISA_IO_base + (a))
-#define isa_readw(a) readw(__ISA_IO_base + (a))
-#define isa_readl(a) readl(__ISA_IO_base + (a))
-#define isa_writeb(b,a) writeb(b,__ISA_IO_base + (a))
-#define isa_writew(w,a) writew(w,__ISA_IO_base + (a))
-#define isa_writel(l,a) writel(l,__ISA_IO_base + (a))
-#define isa_memset_io(a,b,c)		memset_io(__ISA_IO_base + (a),(b),(c))
-#define isa_memcpy_fromio(a,b,c)	memcpy_fromio((a),__ISA_IO_base + (b),(c))
-#define isa_memcpy_toio(a,b,c)		memcpy_toio(__ISA_IO_base + (a),(b),(c))
-
-
 /*
  * Again, i386 does not require mem IO specific function.
  */
 
 #define eth_io_copy_and_sum(a,b,c,d)		eth_copy_and_sum((a),(void __force *)(b),(c),(d))
-#define isa_eth_io_copy_and_sum(a,b,c,d)	eth_copy_and_sum((a),(void __force *)(__ISA_IO_base + (b)),(c),(d))
 
 /**
  *	check_signature		-	find BIOS signatures
@@ -246,36 +252,6 @@ out:
 	return retval;
 }
 
-/**
- *	isa_check_signature		-	find BIOS signatures
- *	@io_addr: mmio address to check 
- *	@signature:  signature block
- *	@length: length of signature
- *
- *	Perform a signature comparison with the ISA mmio address io_addr.
- *	Returns 1 on a match.
- *
- *	This function is deprecated. New drivers should use ioremap and
- *	check_signature.
- */
- 
-
-static inline int isa_check_signature(unsigned long io_addr,
-	const unsigned char *signature, int length)
-{
-	int retval = 0;
-	do {
-		if (isa_readb(io_addr) != *signature)
-			goto out;
-		io_addr++;
-		signature++;
-		length--;
-	} while (length);
-	retval = 1;
-out:
-	return retval;
-}
-
 /*
  *	Cache management
  *