ioport.h revision a27d2baa0c1a2ec70f47ea9199b1dd6762c8a349 
1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef _LINUX_IOPORT_H
13#define _LINUX_IOPORT_H
14
15#include <linux/compiler.h>
16#include <linux/types.h>
17
18struct resource {
19 resource_size_t start;
20 resource_size_t end;
21 const char *name;
22 unsigned long flags;
23 struct resource *parent, *sibling, *child;
24};
25
26struct resource_list {
27 struct resource_list *next;
28 struct resource *res;
29 struct pci_dev *dev;
30};
31
32#define IORESOURCE_BITS 0x000000ff
33
34#define IORESOURCE_IO 0x00000100
35#define IORESOURCE_MEM 0x00000200
36#define IORESOURCE_IRQ 0x00000400
37#define IORESOURCE_DMA 0x00000800
38
39#define IORESOURCE_PREFETCH 0x00001000
40#define IORESOURCE_READONLY 0x00002000
41#define IORESOURCE_CACHEABLE 0x00004000
42#define IORESOURCE_RANGELENGTH 0x00008000
43#define IORESOURCE_SHADOWABLE 0x00010000
44#define IORESOURCE_BUS_HAS_VGA 0x00080000
45
46#define IORESOURCE_DISABLED 0x10000000
47#define IORESOURCE_UNSET 0x20000000
48#define IORESOURCE_AUTO 0x40000000
49#define IORESOURCE_BUSY 0x80000000
50
51#define IORESOURCE_IRQ_HIGHEDGE (1<<0)
52#define IORESOURCE_IRQ_LOWEDGE (1<<1)
53#define IORESOURCE_IRQ_HIGHLEVEL (1<<2)
54#define IORESOURCE_IRQ_LOWLEVEL (1<<3)
55#define IORESOURCE_IRQ_SHAREABLE (1<<4)
56
57#define IORESOURCE_DMA_TYPE_MASK (3<<0)
58#define IORESOURCE_DMA_8BIT (0<<0)
59#define IORESOURCE_DMA_8AND16BIT (1<<0)
60#define IORESOURCE_DMA_16BIT (2<<0)
61
62#define IORESOURCE_DMA_MASTER (1<<2)
63#define IORESOURCE_DMA_BYTE (1<<3)
64#define IORESOURCE_DMA_WORD (1<<4)
65
66#define IORESOURCE_DMA_SPEED_MASK (3<<6)
67#define IORESOURCE_DMA_COMPATIBLE (0<<6)
68#define IORESOURCE_DMA_TYPEA (1<<6)
69#define IORESOURCE_DMA_TYPEB (2<<6)
70#define IORESOURCE_DMA_TYPEF (3<<6)
71
72#define IORESOURCE_MEM_WRITEABLE (1<<0)
73#define IORESOURCE_MEM_CACHEABLE (1<<1)
74#define IORESOURCE_MEM_RANGELENGTH (1<<2)
75#define IORESOURCE_MEM_TYPE_MASK (3<<3)
76#define IORESOURCE_MEM_8BIT (0<<3)
77#define IORESOURCE_MEM_16BIT (1<<3)
78#define IORESOURCE_MEM_8AND16BIT (2<<3)
79#define IORESOURCE_MEM_32BIT (3<<3)
80#define IORESOURCE_MEM_SHADOWABLE (1<<5)
81#define IORESOURCE_MEM_EXPANSIONROM (1<<6)
82
83#define IORESOURCE_ROM_ENABLE (1<<0)
84#define IORESOURCE_ROM_SHADOW (1<<1)
85#define IORESOURCE_ROM_COPY (1<<2)
86
87#define request_region(start,n,name) __request_region(&ioport_resource, (start), (n), (name))
88#define request_mem_region(start,n,name) __request_region(&iomem_resource, (start), (n), (name))
89#define rename_region(region, newname) do { (region)->name = (newname); } while (0)
90
91#define release_region(start,n) __release_region(&ioport_resource, (start), (n))
92#define check_mem_region(start,n) __check_region(&iomem_resource, (start), (n))
93#define release_mem_region(start,n) __release_region(&iomem_resource, (start), (n))
94
95#endif
96