FreeBSD/Linux Kernel Cross Reference
sys/dev/e1000/e1000_osdep.h

     /******************************************************************************
     
       Copyright (c) 2001-2014, Intel Corporation 
       All rights reserved.
       
       Redistribution and use in source and binary forms, with or without 
       modification, are permitted provided that the following conditions are met:
       
        1. Redistributions of source code must retain the above copyright notice, 
          this list of conditions and the following disclaimer.
      
       2. Redistributions in binary form must reproduce the above copyright 
          notice, this list of conditions and the following disclaimer in the 
          documentation and/or other materials provided with the distribution.
      
       3. Neither the name of the Intel Corporation nor the names of its 
          contributors may be used to endorse or promote products derived from 
          this software without specific prior written permission.
      
      THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
      AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
      IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
      ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
      LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
      CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
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      CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
      ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
      POSSIBILITY OF SUCH DAMAGE.
    
    ******************************************************************************/
    /*$FreeBSD$*/
    
    
    #ifndef _FREEBSD_OS_H_
    #define _FREEBSD_OS_H_
    
    #include <sys/types.h>
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/lock.h>
    #include <sys/mutex.h>
    #include <sys/mbuf.h>
    #include <sys/protosw.h>
    #include <sys/socket.h>
    #include <sys/malloc.h>
    #include <sys/kernel.h>
    #include <sys/bus.h>
    #include <machine/bus.h>
    #include <sys/rman.h>
    #include <machine/resource.h>
    #include <vm/vm.h>
    #include <vm/pmap.h>
    #include <machine/clock.h>
    #include <dev/pci/pcivar.h>
    #include <dev/pci/pcireg.h>
    
    
    #define ASSERT(x) if(!(x)) panic("EM: x")
    
    #define usec_delay(x) DELAY(x)
    #define usec_delay_irq(x) DELAY(x)
    #define msec_delay(x) DELAY(1000*(x))
    #define msec_delay_irq(x) DELAY(1000*(x))
    
    #define DEBUGFUNC(F)        DEBUGOUT(F);
    #define DEBUGOUT(S)                     do {} while (0)
    #define DEBUGOUT1(S,A)                  do {} while (0)
    #define DEBUGOUT2(S,A,B)                do {} while (0)
    #define DEBUGOUT3(S,A,B,C)              do {} while (0)
    #define DEBUGOUT7(S,A,B,C,D,E,F,G)      do {} while (0)
    
    #define STATIC                  static
    #define FALSE                   0
    #define TRUE                    1
    #ifndef __bool_true_false_are_defined
    #define false                   FALSE 
    #define true                    TRUE
    #endif
    #define CMD_MEM_WRT_INVALIDATE  0x0010  /* BIT_4 */
    #define PCI_COMMAND_REGISTER    PCIR_COMMAND
    
    /* Mutex used in the shared code */
    #define E1000_MUTEX                     struct mtx
    #define E1000_MUTEX_INIT(mutex)         mtx_init((mutex), #mutex, \
                                                MTX_NETWORK_LOCK, \
                                                MTX_DEF | MTX_DUPOK)
    #define E1000_MUTEX_DESTROY(mutex)      mtx_destroy(mutex)
    #define E1000_MUTEX_LOCK(mutex)         mtx_lock(mutex)
    #define E1000_MUTEX_TRYLOCK(mutex)      mtx_trylock(mutex)
    #define E1000_MUTEX_UNLOCK(mutex)       mtx_unlock(mutex)
    
    typedef uint64_t        u64;
    typedef uint32_t        u32;
    typedef uint16_t        u16;
    typedef uint8_t         u8;
    typedef int64_t         s64;
    typedef int32_t         s32;
   typedef int16_t         s16;
   typedef int8_t          s8;
   #ifndef __bool_true_false_are_defined
   typedef boolean_t       bool;
   #endif
   
   #define __le16          u16
   #define __le32          u32
   #define __le64          u64
   
   #if __FreeBSD_version < 800000
   #if defined(__i386__) || defined(__amd64__)
   #define mb()    __asm volatile("mfence" ::: "memory")
   #define wmb()   __asm volatile("sfence" ::: "memory")
   #define rmb()   __asm volatile("lfence" ::: "memory")
   #else
   #define mb()
   #define rmb()
   #define wmb()
   #endif
   #endif /*__FreeBSD_version < 800000 */
   
   #if defined(__i386__) || defined(__amd64__)
   static __inline
   void prefetch(void *x)
   {
           __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
   }
   #else
   #define prefetch(x)
   #endif
   
   struct e1000_osdep
   {
           bus_space_tag_t    mem_bus_space_tag;
           bus_space_handle_t mem_bus_space_handle;
           bus_space_tag_t    io_bus_space_tag;
           bus_space_handle_t io_bus_space_handle;
           bus_space_tag_t    flash_bus_space_tag;
           bus_space_handle_t flash_bus_space_handle;
           struct device     *dev;
   };
   
   #define E1000_REGISTER(hw, reg) (((hw)->mac.type >= e1000_82543) \
       ? reg : e1000_translate_register_82542(reg))
   
   #define E1000_WRITE_FLUSH(a) E1000_READ_REG(a, E1000_STATUS)
   
   /* Read from an absolute offset in the adapter's memory space */
   #define E1000_READ_OFFSET(hw, offset) \
       bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
       ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, offset)
   
   /* Write to an absolute offset in the adapter's memory space */
   #define E1000_WRITE_OFFSET(hw, offset, value) \
       bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
       ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, offset, value)
   
   /* Register READ/WRITE macros */
   
   #define E1000_READ_REG(hw, reg) \
       bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg))
   
   #define E1000_WRITE_REG(hw, reg, value) \
       bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg), value)
   
   #define E1000_READ_REG_ARRAY(hw, reg, index) \
       bus_space_read_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg) + ((index)<< 2))
   
   #define E1000_WRITE_REG_ARRAY(hw, reg, index, value) \
       bus_space_write_4(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg) + ((index)<< 2), value)
   
   #define E1000_READ_REG_ARRAY_DWORD E1000_READ_REG_ARRAY
   #define E1000_WRITE_REG_ARRAY_DWORD E1000_WRITE_REG_ARRAY
   
   #define E1000_READ_REG_ARRAY_BYTE(hw, reg, index) \
       bus_space_read_1(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg) + index)
   
   #define E1000_WRITE_REG_ARRAY_BYTE(hw, reg, index, value) \
       bus_space_write_1(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg) + index, value)
   
   #define E1000_WRITE_REG_ARRAY_WORD(hw, reg, index, value) \
       bus_space_write_2(((struct e1000_osdep *)(hw)->back)->mem_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->mem_bus_space_handle, \
           E1000_REGISTER(hw, reg) + (index << 1), value)
   
   #define E1000_WRITE_REG_IO(hw, reg, value) do {\
       bus_space_write_4(((struct e1000_osdep *)(hw)->back)->io_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->io_bus_space_handle, \
           (hw)->io_base, reg); \
       bus_space_write_4(((struct e1000_osdep *)(hw)->back)->io_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->io_bus_space_handle, \
           (hw)->io_base + 4, value); } while (0)
   
   #define E1000_READ_FLASH_REG(hw, reg) \
       bus_space_read_4(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg)
   
   #define E1000_READ_FLASH_REG16(hw, reg) \
       bus_space_read_2(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg)
   
   #define E1000_WRITE_FLASH_REG(hw, reg, value) \
       bus_space_write_4(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg, value)
   
   #define E1000_WRITE_FLASH_REG16(hw, reg, value) \
       bus_space_write_2(((struct e1000_osdep *)(hw)->back)->flash_bus_space_tag, \
           ((struct e1000_osdep *)(hw)->back)->flash_bus_space_handle, reg, value)
   
   #endif  /* _FREEBSD_OS_H_ */
   

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