Altix: Initial ACPI support - ROM shadowing.

[sfrench/cifs-2.6.git] / include / linux / ioport.h

diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index cd6bd001ba4edbc68dfc5b52f08ef3bb832c785e..cf8696d4a138824cf11a3e899ebae39f7a4bd69f 100644 (file)
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -9,13 +9,15 @@
 #define _LINUX_IOPORT_H
 
 #include <linux/compiler.h>
+#include <linux/types.h>
 /*
  * Resources are tree-like, allowing
  * nesting etc..
  */
 struct resource {
+       resource_size_t start;
+       resource_size_t end;
        const char *name;
-       unsigned long start, end;
        unsigned long flags;
        struct resource *parent, *sibling, *child;
 };
@@ -53,6 +55,7 @@ struct resource_list {
 #define IORESOURCE_IRQ_LOWEDGE         (1<<1)
 #define IORESOURCE_IRQ_HIGHLEVEL       (1<<2)
 #define IORESOURCE_IRQ_LOWLEVEL                (1<<3)
+#define IORESOURCE_IRQ_SHAREABLE       (1<<4)
 
 /* ISA PnP DMA specific bits (IORESOURCE_BITS) */
 #define IORESOURCE_DMA_TYPE_MASK       (3<<0)
@@ -86,6 +89,7 @@ struct resource_list {
 #define IORESOURCE_ROM_ENABLE          (1<<0)  /* ROM is enabled, same as PCI_ROM_ADDRESS_ENABLE */
 #define IORESOURCE_ROM_SHADOW          (1<<1)  /* ROM is copy at C000:0 */
 #define IORESOURCE_ROM_COPY            (1<<2)  /* ROM is alloc'd copy, resource field overlaid */
+#define IORESOURCE_ROM_BIOS_COPY       (1<<3)  /* ROM is BIOS copy, resource field overlaid */
 
 /* PC/ISA/whatever - the normal PC address spaces: IO and memory */
 extern struct resource ioport_resource;
@@ -94,33 +98,39 @@ extern struct resource iomem_resource;
 extern int request_resource(struct resource *root, struct resource *new);
 extern struct resource * ____request_resource(struct resource *root, struct resource *new);
 extern int release_resource(struct resource *new);
-extern __deprecated_for_modules int insert_resource(struct resource *parent, struct resource *new);
+extern int insert_resource(struct resource *parent, struct resource *new);
 extern int allocate_resource(struct resource *root, struct resource *new,
-                            unsigned long size,
-                            unsigned long min, unsigned long max,
-                            unsigned long align,
+                            resource_size_t size, resource_size_t min,
+                            resource_size_t max, resource_size_t align,
                             void (*alignf)(void *, struct resource *,
-                                           unsigned long, unsigned long),
+                                           resource_size_t, resource_size_t),
                             void *alignf_data);
-int adjust_resource(struct resource *res, unsigned long start,
-                   unsigned long size);
+int adjust_resource(struct resource *res, resource_size_t start,
+                   resource_size_t size);
+
+/* get registered SYSTEM_RAM resources in specified area */
+extern int find_next_system_ram(struct resource *res);
 
 /* Convenience shorthand with allocation */
 #define request_region(start,n,name)   __request_region(&ioport_resource, (start), (n), (name))
 #define request_mem_region(start,n,name) __request_region(&iomem_resource, (start), (n), (name))
 #define rename_region(region, newname) do { (region)->name = (newname); } while (0)
 
-extern struct resource * __request_region(struct resource *, unsigned long start, unsigned long n, const char *name);
+extern struct resource * __request_region(struct resource *,
+                                       resource_size_t start,
+                                       resource_size_t n, const char *name);
 
 /* Compatibility cruft */
 #define release_region(start,n)        __release_region(&ioport_resource, (start), (n))
 #define check_mem_region(start,n)      __check_region(&iomem_resource, (start), (n))
 #define release_mem_region(start,n)    __release_region(&iomem_resource, (start), (n))
 
-extern int __check_region(struct resource *, unsigned long, unsigned long);
-extern void __release_region(struct resource *, unsigned long, unsigned long);
+extern int __check_region(struct resource *, resource_size_t, resource_size_t);
+extern void __release_region(struct resource *, resource_size_t,
+                               resource_size_t);
 
-static inline int __deprecated check_region(unsigned long s, unsigned long n)
+static inline int __deprecated check_region(resource_size_t s,
+                                               resource_size_t n)
 {
        return __check_region(&ioport_resource, s, n);
 }