FreeBSD/Linux Kernel Cross Reference
sys/dev/hpt27xx/osm.h

     /*-
      * Copyright (c) 2011 HighPoint Technologies, Inc.
      * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 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.
     *
     * $FreeBSD$
     */
    
    #include <dev/hpt27xx/hpt27xx_config.h>
    
    #ifndef _HPT_OSM_H_
    #define _HPT_OSM_H_
    
    #define VERMAGIC_OSM 6
    
    
    #define MAX_MEMBERS 64
    
    #define os_max_queue_comm 32
    #define os_max_sg_descriptors 18
    
    
    extern int os_max_cache_size;
    
    
    #define DMAPOOL_PAGE_SIZE 0x1000 /* PAGE_SIZE (i386/x86_64) */
    #define os_max_cache_pages (os_max_cache_size/DMAPOOL_PAGE_SIZE)
    
    /* data types */
    typedef unsigned int HPT_UINT, HPT_U32;
    typedef unsigned long HPT_UPTR;
    typedef unsigned short HPT_U16;
    typedef unsigned char HPT_U8;
    typedef unsigned long HPT_TIME;
    typedef unsigned long long HPT_U64;
    
    #define CPU_TO_LE64(x) (x)
    #define CPU_TO_LE32(x) (x)
    #define CPU_TO_LE16(x) (x)
    #define LE32_TO_CPU(x) (x)
    #define LE16_TO_CPU(x) (x)
    #define LE64_TO_CPU(x) (x)
    
    static __inline HPT_U64 CPU_TO_BE64(HPT_U64 x)
    {
            HPT_U8 *p = (HPT_U8 *)&x;
            return ((HPT_U64)p[0] << 56) |
                    ((HPT_U64)p[1] << 48) |
                    ((HPT_U64)p[2] << 40) |
                    ((HPT_U64)p[3] << 32) |
                    ((HPT_U64)p[4] << 24) |
                    ((HPT_U64)p[5] << 16) |
                    ((HPT_U64)p[6] << 8) |
                    p[7];
    }
    
    static __inline HPT_U32 CPU_TO_BE32(HPT_U32 x)
    {
            HPT_U8 *p = (HPT_U8 *)&x;
            return ((HPT_U32)p[0] << 24) |
                    ((HPT_U32)p[1] << 16) |
                    ((HPT_U32)p[2] << 8) | p[3];
    }
    
    static __inline HPT_U16 CPU_TO_BE16(HPT_U16 x)
    {
            return ((HPT_U8)x << 8) | (x>>8);
    }
    
    #define BE16_TO_CPU(x) CPU_TO_BE16(x)
    #define BE32_TO_CPU(x) CPU_TO_BE32(x)
    #define BE64_TO_CPU(x) CPU_TO_BE64(x)
    
    #define FAR
    #define EXTERN_C
    
    typedef void * HPT_PTR;
    
    typedef HPT_U64 HPT_LBA;
   typedef HPT_U64 HPT_RAW_LBA;
   #define MAX_LBA_VALUE 0xffffffffffffffffull
   #define MAX_RAW_LBA_VALUE MAX_LBA_VALUE
   #define RAW_LBA(x) (x)
   #define LO_LBA(x) ((HPT_U32)(x))
   #define HI_LBA(x) (sizeof(HPT_LBA)>4? (HPT_U32)((x)>>32) : 0)
   #define LBA_FORMAT_STR "0x%llX"
   
   typedef HPT_U64 BUS_ADDRESS;
   #define LO_BUSADDR(x) ((HPT_U32)(x))
   #define HI_BUSADDR(x) (sizeof(BUS_ADDRESS)>4? (x)>>32 : 0)
   
   typedef unsigned char HPT_BOOL;
   #define HPT_TRUE  1
   #define HPT_FALSE 0
   
   typedef struct _TIME_RECORD {
      HPT_U32        seconds:6;      /* 0 - 59 */
      HPT_U32        minutes:6;      /* 0 - 59 */
      HPT_U32        month:4;        /* 1 - 12 */
      HPT_U32        hours:6;        /* 0 - 59 */
      HPT_U32        day:5;          /* 1 - 31 */
      HPT_U32        year:5;         /* 0=2000, 31=2031 */
   } TIME_RECORD;
   
   /* hardware access */
   HPT_U8   os_inb  (void *port);
   HPT_U16  os_inw  (void *port);
   HPT_U32  os_inl  (void *port);
   void     os_outb (void *port, HPT_U8 value);
   void     os_outw (void *port, HPT_U16 value);
   void     os_outl (void *port, HPT_U32 value);
   void     os_insw (void *port, HPT_U16 *buffer, HPT_U32 count);
   void     os_outsw(void *port, HPT_U16 *buffer, HPT_U32 count);
   
   extern HPT_U32 __dummy_reg; /* to avoid the compiler warning */
   
   #define os_readb(addr) (*(HPT_U8 *)&__dummy_reg = *(volatile HPT_U8 *)(addr))
   #define os_readw(addr) (*(HPT_U16 *)&__dummy_reg = *(volatile HPT_U16 *)(addr))
   #define os_readl(addr) (*(HPT_U32 *)&__dummy_reg = *(volatile HPT_U32 *)(addr))
   
   #define os_writeb(addr, val) *(volatile HPT_U8 *)(addr) = (HPT_U8)(val)
   #define os_writew(addr, val) *(volatile HPT_U16 *)(addr) = (HPT_U16)(val)
   #define os_writel(addr, val) *(volatile HPT_U32 *)(addr) = (HPT_U32)(val)
   
   /* PCI configuration space for specified device*/
   HPT_U8   os_pci_readb (void *osext, HPT_U8 offset);
   HPT_U16  os_pci_readw (void *osext, HPT_U8 offset);
   HPT_U32  os_pci_readl (void *osext, HPT_U8 offset);
   void     os_pci_writeb(void *osext, HPT_U8 offset, HPT_U8 value);
   void     os_pci_writew(void *osext, HPT_U8 offset, HPT_U16 value);
   void     os_pci_writel(void *osext, HPT_U8 offset, HPT_U32 value);
   
   /* obsolute interface */
   #define MAX_PCI_BUS_NUMBER 0xff
   #define MAX_PCI_DEVICE_NUMBER 32
   #define MAX_PCI_FUNC_NUMBER 1
   HPT_U8 pcicfg_read_byte (HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg);
   HPT_U32 pcicfg_read_dword(HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg);
   void pcicfg_write_byte (HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg, HPT_U8 v);
   void pcicfg_write_dword(HPT_U8 bus, HPT_U8 dev, HPT_U8 func, HPT_U8 reg, HPT_U32 v);
   
   
   void *os_map_pci_bar(
           void *osext, 
           int index,   
           HPT_U32 offset,
           HPT_U32 length
   );
   
   
   void os_unmap_pci_bar(void *osext, void *base);
   
   #define os_kmap_sgptr(psg) (psg->addr._logical)
   #define os_kunmap_sgptr(ptr)
   #define os_set_sgptr(psg, ptr) (psg)->addr._logical = (ptr)
   
   /* timer */
   void *os_add_timer(void *osext, HPT_U32 microseconds, void (*proc)(void *), void *arg);
   void  os_del_timer(void *handle);
   void  os_request_timer(void * osext, HPT_U32 interval);
   HPT_TIME os_query_time(void);
   
   /* task */
   #define OS_SUPPORT_TASK
   
   typedef struct _OSM_TASK {
           struct _OSM_TASK *next;
           void (*func)(void *vbus, void *data);
           void *data;
   }
   OSM_TASK;
   
   void os_schedule_task(void *osext, OSM_TASK *task);
   
   /* misc */
   HPT_U32 os_get_stamp(void);
   void os_stallexec(HPT_U32 microseconds);
   
   #ifndef _SYS_LIBKERN_H_
   #define memcpy(dst, src, size) __builtin_memcpy((dst), (src), (size))
   #define memcmp(dst, src, size) __builtin_memcmp((dst), (src), (size))
   #define strcpy(dst, src) __builtin_strcpy((dst), (src))
   static __inline void * memset(void *dst, int c, unsigned long size)
   {
           char *p;
           for (p=(char*)dst; size; size--,p++) *p = c;
           return dst;
   }
   #endif
   
   #define farMemoryCopy(a,b,c) memcpy((char *)(a), (char *)(b), (HPT_U32)c)
   
   
   #define os_register_device(osext, target_id)
   #define os_unregister_device(osext, target_id)
   int os_query_remove_device(void *osext, int target_id);
   int os_revalidate_device(void *osext, int target_id);
   
   HPT_U8 os_get_vbus_seq(void *osext);
   
   /* debug support */
   int  os_printk(char *fmt, ...);
   
   #if DBG
   extern int hpt_dbg_level;
   #define KdPrint(x)  do { if (hpt_dbg_level) os_printk x; } while (0)
   void __os_dbgbreak(const char *file, int line);
   #define os_dbgbreak() __os_dbgbreak(__FILE__, __LINE__)
   #define HPT_ASSERT(x) do { if (!(x)) os_dbgbreak(); } while (0)
   void os_check_stack(const char *location, int size);
   #define HPT_CHECK_STACK(size) os_check_stack(__FUNCTION__, (size))
   #else 
   #define KdPrint(x)
   #define HPT_ASSERT(x)
   #define HPT_CHECK_STACK(size)
   #endif
   
   #define OsPrint(x) do { os_printk x; } while (0)
   
   #endif

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