FreeBSD/Linux Kernel Cross Reference
sys/compat/ndis/nbcompat.h

     #ifndef _NBCOMPAT_H_
     #define _NBCOMPAT_H_
     
     #include <sys/systm.h>
     #include <sys/lkm.h>
     #include <sys/cdefs.h>
     #include <sys/queue.h>
     #include <sys/mutex.h>
     #ifdef _KERNEL
    #include <sys/device.h>
    #else
    typedef struct device *device_t;
    #endif
    
    #define CTLFLAG_RW                      CTLFLAG_READWRITE
    
    #define mtx                             kmutex
    #define mtx_init(mtx, desc, type, opts) mutex_init(mtx, MUTEX_DEFAULT, IPL_NONE)
    /*
    #define mtx_lock(mtx)           ndis_mtx_ipl = splnet() mutex_enter(mtx)
    #define mtx_unlock(mtx)         splx(ndis_mtx_ipl)      mutex_exit(mtx)
    */
    
    void mtx_lock(struct mtx *mutex);
    void mtx_unlock(struct mtx *mutex);
    
    #define mtx_destroy(mtx)                mutex_destroy(mtx)
    
    /* I don't think this is going to work
    struct sysctl_ctx_entry {
            struct ctlname  *entry;
            TAILQ_ENTRY(sysctl_ctx_entry) link;
    };
    
    TAILQ_HEAD(sysctl_ctx_list, sysctl_ctx_entry);
    */
    
    #define ETHER_ALIGN 2
    #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
    #ifdef PAE
    #define BUS_SPACE_MAXADDR       0xFFFFFFFFFULL
    #else
    #define BUS_SPACE_MAXADDR       0xFFFFFFFF
    #endif
    #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
    #define I386_BUS_SPACE_MEM      1
    
    #define device_get_softc        (struct ndis_softc *)
    #define ticks                   hardclock_ticks
    #define p_siglist               p_sigctx.ps_siglist
    
    #ifndef __DECONST
    #define __DECONST(type, var)    ((type)(uintptr_t)(const void *)(var))
    #endif
    
    /* 4096 on x86 */
    #ifndef PAGE_SIZE
    #define PAGE_SIZE               4096
    #endif
    #define I386_BUS_SPACE_IO       0
    
    #define device_get_nameunit(dev)        device_xname(dev)
    
    /* FreeBSD Loadable Kernel Module commands that have NetBSD counterparts */
    #define MOD_LOAD        LKM_E_LOAD
    #define MOD_UNLOAD      LKM_E_UNLOAD
    
    /* ethercom/arpcom */
    #define ac_if ec_if
    
    #ifdef __NetBSD__
    #define MAX_SYSCTL_LEN 256
    #endif
    
    /* Capabilities that interfaces can advertise. */
    /* TODO: is this the correct mapping? */
    #define IFCAP_TXCSUM (IFCAP_CSUM_IPv4_Tx|IFCAP_CSUM_TCPv4_Tx|IFCAP_CSUM_UDPv4_Tx|IFCAP_CSUM_TCPv6_Tx|IFCAP_CSUM_UDPv6_Tx)
    #define IFCAP_RXCSUM (IFCAP_CSUM_IPv4_Rx|IFCAP_CSUM_TCPv4_Rx|IFCAP_CSUM_UDPv4_Rx|IFCAP_CSUM_TCPv6_Rx|IFCAP_CSUM_UDPv6_Rx)
    #define CSUM_IP  M_CSUM_IPv4 /*(IFCAP_CSUM_IPv4_Rx |IFCAP_CSUM_IPv4_Tx)*/
    #define CSUM_TCP M_CSUM_TCPv4 /*(IFCAP_CSUM_TCPv4_Rx|IFCAP_CSUM_TCPv4_Tx)*/
    #define CSUM_UDP M_CSUM_UDPv4 /*(IFCAP_CSUM_UDPv4_Rx|IFCAP_CSUM_UDPv4_Tx)*/
    
    typedef vaddr_t                 vm_offset_t;
    typedef vsize_t                 vm_size_t;
    typedef uint16_t                linker_file_t;
    typedef struct lkm_table *      module_t;
    
    /* Write our own versions of some FreeBSD functions */
    struct ndis_resource;
    #define SYS_RES_IOPORT 0
    #define SYS_RES_MEMORY 1
    int     bus_release_resource(device_t dev, int type, int rid,
                                 struct ndis_resource *r);
    int     device_is_attached(device_t dev);
    
    /* This is the same thing as NetBSD's kthread_create1(), except
     * the stack can be specified.
     */
    int
   ndis_kthread_create(void (*func)(void *), void *arg,
       struct proc **newpp, void *stack, size_t stacksize, const char *name);
   
   #endif /* _NBCOMPAT_H_ */

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