lib/types.h

   1 /*
   2  *      The PCI Library -- Types and Format Strings
   3  *
   4  *      Copyright (c) 1997--2017 Martin Mares <mj@ucw.cz>
   5  *
   6  *      Can be freely distributed and used under the terms of the GNU GPL.
   7  */
   8
   9 #include <sys/types.h>
  10
  11 #ifndef PCI_HAVE_Uxx_TYPES
  12
  13 #ifdef PCI_OS_WINDOWS
  14 /* On Windows compilers, use <windef.h> */
  15 #include <windef.h>
  16 typedef BYTE u8;
  17 typedef WORD u16;
  18 typedef DWORD u32;
  19 typedef unsigned __int64 u64;
  20 #define PCI_U64_FMT_X "I64x"
  21
  22 #elif defined(PCI_HAVE_STDINT_H) || (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L)
  23 /* Use standard types in C99 and newer */
  24 #include <stdint.h>
  25 #include <inttypes.h>
  26 typedef uint8_t u8;
  27 typedef uint16_t u16;
  28 typedef uint32_t u32;
  29 typedef uint64_t u64;
  30 #define PCI_U64_FMT_X PRIx64
  31
  32 #else
  33 /* Hope for POSIX types from <sys/types.h> */
  34 typedef u_int8_t u8;
  35 typedef u_int16_t u16;
  36 typedef u_int32_t u32;
  37
  38 /* u64 will be unsigned (long) long */
  39 #include <limits.h>
  40 #if ULONG_MAX > 0xffffffff
  41 typedef unsigned long u64;
  42 #define PCI_U64_FMT_X "lx"
  43 #else
  44 typedef unsigned long long u64;
  45 #define PCI_U64_FMT_X "llx"
  46 #endif
  47
  48 #endif
  49
  50 #endif  /* PCI_HAVE_Uxx_TYPES */
  51
  52 #ifdef PCI_HAVE_64BIT_ADDRESS
  53 typedef u64 pciaddr_t;
  54 #define PCIADDR_T_FMT "%08" PCI_U64_FMT_X
  55 #define PCIADDR_PORT_FMT "%04" PCI_U64_FMT_X
  56 #else
  57 typedef u32 pciaddr_t;
  58 #define PCIADDR_T_FMT "%08x"
  59 #define PCIADDR_PORT_FMT "%04x"
  60 #endif
  61
  62 #ifdef PCI_ARCH_SPARC64
  63 /* On sparc64 Linux the kernel reports remapped port addresses and IRQ numbers */
  64 #undef PCIADDR_PORT_FMT
  65 #define PCIADDR_PORT_FMT PCIADDR_T_FMT
  66 #define PCIIRQ_FMT "%08x"
  67 #else
  68 #define PCIIRQ_FMT "%d"
  69 #endif
  70
  71 #if defined(__GNUC__) && __GNUC__ > 2
  72 #define PCI_PRINTF(x,y) __attribute__((format(printf, x, y)))
  73 #else
  74 #define PCI_PRINTF(x,y)
  75 #endif