git.oblomov.eu Git - pnputils/blob - pnp_resource.h

   1 #ifndef LINUX_PNP_RESOURCE
   2 #define LINUX_PNP_RESOURCE
   3
   4 /* ISA Plug and Play Resource Definitions */
   5
   6 #define PNP_RES_LARGE_ITEM              0x80
   7
   8 /* Small resource items */
   9 #define PNP_RES_SMTAG_VERSION           0x01
  10 #define PNP_RES_SMTAG_LDID              0x02
  11 #define PNP_RES_SMTAG_CDID              0x03
  12 #define PNP_RES_SMTAG_IRQ               0x04
  13 #define PNP_RES_SMTAG_DMA               0x05
  14 #define PNP_RES_SMTAG_DEP_START         0x06
  15 #define PNP_RES_SMTAG_DEP_END           0x07
  16 #define PNP_RES_SMTAG_IO                0x08
  17 #define PNP_RES_SMTAG_IO_FIXED          0x09
  18 #define PNP_RES_SMTAG_VENDOR            0x0e
  19 #define PNP_RES_SMTAG_END               0x0f
  20
  21 /* Large resource items */
  22 #define PNP_RES_LGTAG_MEM               0x01
  23 #define PNP_RES_LGTAG_ID_ANSI           0x02
  24 #define PNP_RES_LGTAG_ID_UNICODE        0x03
  25 #define PNP_RES_LGTAG_VENDOR            0x04
  26 #define PNP_RES_LGTAG_MEM32             0x05
  27 #define PNP_RES_LGTAG_MEM32_FIXED       0x06
  28
  29 /* Logical device ID flags */
  30 #define PNP_RES_LDID_BOOT               0x01
  31
  32 /* IRQ information */
  33 #define PNP_RES_IRQ_HIGH_EDGE           0x01
  34 #define PNP_RES_IRQ_LOW_EDGE            0x02
  35 #define PNP_RES_IRQ_HIGH_LEVEL          0x04
  36 #define PNP_RES_IRQ_LOW_LEVEL           0x08
  37
  38 /* DMA information */
  39 #define PNP_RES_DMA_WIDTH_MASK          0x03
  40 #define PNP_RES_DMA_WIDTH_8             0x00
  41 #define PNP_RES_DMA_WIDTH_8_16          0x01
  42 #define PNP_RES_DMA_WIDTH_16            0x02
  43 #define PNP_RES_DMA_BUSMASTER           0x04
  44 #define PNP_RES_DMA_COUNT_BYTE          0x08
  45 #define PNP_RES_DMA_COUNT_WORD          0x10
  46 #define PNP_RES_DMA_SPEED_MASK          0x60
  47 #define PNP_RES_DMA_SPEED_COMPAT        0x00
  48 #define PNP_RES_DMA_SPEED_TYPEA         0x20
  49 #define PNP_RES_DMA_SPEED_TYPEB         0x40
  50 #define PNP_RES_DMA_SPEED_TYPEF         0x60
  51
  52 /* Resource group priority */
  53 #define PNP_RES_CONFIG_GOOD             0x00
  54 #define PNP_RES_CONFIG_ACCEPTABLE       0x01
  55 #define PNP_RES_CONFIG_SUBOPTIMAL       0x02
  56
  57 /* IO information */
  58 #define PNP_RES_IO_DECODE_16            0x01
  59
  60 /* Memory information */
  61 #define PNP_RES_MEM_WRITEABLE           0x01
  62 #define PNP_RES_MEM_CACHEABLE           0x02
  63 #define PNP_RES_MEM_HIGH_ADDRESS        0x04
  64 #define PNP_RES_MEM_WIDTH_MASK          0x18
  65 #define PNP_RES_MEM_WIDTH_8             0x00
  66 #define PNP_RES_MEM_WIDTH_16            0x08
  67 #define PNP_RES_MEM_WIDTH_8_16          0x10
  68 #define PNP_RES_MEM_WIDTH_32            0x18
  69 #define PNP_RES_MEM_SHADOWABLE          0x20
  70 #define PNP_RES_MEM_EXPANSION_ROM       0x40
  71
  72 /*
  73   note: multi-byte data types in these structures are little endian,
  74   and have to be byte swapped before use on big endian platforms.
  75 */
  76
  77 #pragma pack(1)
  78 union pnp_small_resource {
  79         struct {
  80                 __u8    pnp, vendor;
  81         } version;
  82         struct {
  83                 __u32   id;
  84                 __u8    flag0, flag1;
  85         } ldid;
  86         struct {
  87                 __u32   id;
  88         } gdid;
  89         struct {
  90                 __u16   mask;
  91                 __u8    info;
  92         } irq;
  93         struct {
  94                 __u8    mask, info;
  95         } dma;
  96         struct {
  97                 __u8    priority;
  98         } dep_start;
  99         struct {
 100                 __u8    info;
 101                 __u16   min, max;
 102                 __u8    align, len;
 103         } io;
 104         struct {
 105                 __u16   base;
 106                 __u8    len;
 107         } io_fixed;
 108         struct {
 109                 __u8    checksum;
 110         } end;
 111 };
 112
 113 union pnp_large_resource {
 114         struct {
 115                 __u8    info;
 116                 __u16   min, max, align, len;
 117         } mem;
 118         struct {
 119                 __u8    str[0];
 120         } ansi;
 121         struct {
 122                 __u16   country;
 123                 __u8    str[0];
 124         } unicode;
 125         struct {
 126                 __u8    info;
 127                 __u32   min, max, align, len;
 128         } mem32;
 129         struct {
 130                 __u8    info;
 131                 __u32   base, len;
 132         } mem32_fixed;
 133 };
 134
 135 union pnp_resource {
 136         struct {
 137                 __u8    tag;
 138                 union pnp_small_resource d;
 139         } sm;
 140         struct {
 141                 __u8    tag;
 142                 __u16   sz;
 143                 union pnp_large_resource d;
 144         } lg;
 145 };
 146 #pragma pack()
 147
 148 #endif /* LINUX_PNP_RESOURCE */