ixgbe_osdep.h

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/*$FreeBSD$*/
 
#ifndef _IXGBE_OSDEP_H_
#define _IXGBE_OSDEP_H_
 
#include <sys/types.h>
#include <sys/param.h>
#include <sys/endian.h>
#include <sys/systm.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("IXGBE: x")
#define EWARN(H, W) printf(W)
 
enum {
        IXGBE_ERROR_SOFTWARE,
        IXGBE_ERROR_POLLING,
        IXGBE_ERROR_INVALID_STATE,
        IXGBE_ERROR_UNSUPPORTED,
        IXGBE_ERROR_ARGUMENT,
        IXGBE_ERROR_CAUTION,
};
 
/* The happy-fun DELAY macro is defined in /usr/src/sys/i386/include/clock.h */
#define usec_delay(x) DELAY(x)
#define msec_delay(x) DELAY(1000*(x))
 
#define DBG 0
#define MSGOUT(S, A, B)     printf(S "\n", A, B)
#define DEBUGFUNC(F)        DEBUGOUT(F);
#if DBG
        #define DEBUGOUT(S)         printf(S "\n")
        #define DEBUGOUT1(S,A)      printf(S "\n",A)
        #define DEBUGOUT2(S,A,B)    printf(S "\n",A,B)
        #define DEBUGOUT3(S,A,B,C)  printf(S "\n",A,B,C)
        #define DEBUGOUT4(S,A,B,C,D)  printf(S "\n",A,B,C,D)
        #define DEBUGOUT5(S,A,B,C,D,E)  printf(S "\n",A,B,C,D,E)
        #define DEBUGOUT6(S,A,B,C,D,E,F)  printf(S "\n",A,B,C,D,E,F)
        #define DEBUGOUT7(S,A,B,C,D,E,F,G)  printf(S "\n",A,B,C,D,E,F,G)
        #define ERROR_REPORT1 ERROR_REPORT
        #define ERROR_REPORT2 ERROR_REPORT
        #define ERROR_REPORT3 ERROR_REPORT
        #define ERROR_REPORT(level, format, arg...) do { \
                switch (level) { \
                case IXGBE_ERROR_SOFTWARE: \
                case IXGBE_ERROR_CAUTION: \
                case IXGBE_ERROR_POLLING: \
                case IXGBE_ERROR_INVALID_STATE: \
                case IXGBE_ERROR_UNSUPPORTED: \
                case IXGBE_ERROR_ARGUMENT: \
                        device_printf(ixgbe_dev_from_hw(hw), format, ## arg); \
                        break; \
                default: \
                        break; \
                } \
        } while (0)
#else
        #define DEBUGOUT(S)
        #define DEBUGOUT1(S,A)
        #define DEBUGOUT2(S,A,B)
        #define DEBUGOUT3(S,A,B,C)
        #define DEBUGOUT4(S,A,B,C,D)
        #define DEBUGOUT5(S,A,B,C,D,E)
        #define DEBUGOUT6(S,A,B,C,D,E,F)
        #define DEBUGOUT7(S,A,B,C,D,E,F,G)
 
        #define ERROR_REPORT1(S,A)
        #define ERROR_REPORT2(S,A,B)
        #define ERROR_REPORT3(S,A,B,C)
#endif
 
#define CMD_MEM_WRT_INVALIDATE          0x0010  /* BIT_4 */
#define PCI_COMMAND_REGISTER            PCIR_COMMAND
 
/* Shared code dropped this define.. */
#define IXGBE_INTEL_VENDOR_ID           0x8086
 
/* Bunch of defines for shared code bogosity */
#define UNREFERENCED_PARAMETER(_p)
#define UNREFERENCED_1PARAMETER(_p)
#define UNREFERENCED_2PARAMETER(_p, _q)
#define UNREFERENCED_3PARAMETER(_p, _q, _r)
#define UNREFERENCED_4PARAMETER(_p, _q, _r, _s)
 
#define IXGBE_NTOHL(_i) ntohl(_i)
#define IXGBE_NTOHS(_i) ntohs(_i)
 
/* XXX these need to be revisited */
#define IXGBE_CPU_TO_LE16 htole16
#define IXGBE_CPU_TO_LE32 htole32
#define IXGBE_LE32_TO_CPU le32toh
#define IXGBE_LE32_TO_CPUS(x)
#define IXGBE_CPU_TO_BE16 htobe16
#define IXGBE_CPU_TO_BE32 htobe32
#define IXGBE_BE32_TO_CPU be32toh
 
typedef uint8_t         u8;
typedef int8_t          s8;
typedef uint16_t        u16;
typedef int16_t         s16;
typedef uint32_t        u32;
typedef int32_t         s32;
typedef uint64_t        u64;
#ifndef __bool_true_false_are_defined
typedef boolean_t       bool;
#endif
 
/* shared code requires this */
#define __le16  u16
#define __le32  u32
#define __le64  u64
#define __be16  u16
#define __be32  u32
#define __be64  u64
 
#define le16_to_cpu
 
#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
 
#if defined(__i386__) || defined(__amd64__)
static __inline
void prefetch(void *x)
{
        __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
}
#else
#define prefetch(x)
#endif
 
/*
 * Optimized bcopy thanks to Luigi Rizzo's investigative work.  Assumes
 * non-overlapping regions and 32-byte padding on both src and dst.
 */
static __inline int
ixgbe_bcopy(void *restrict _src, void *restrict _dst, int l)
{
        uint64_t *src = _src;
        uint64_t *dst = _dst;
 
        for (; l > 0; l -= 32) {
                *dst++ = *src++;
                *dst++ = *src++;
                *dst++ = *src++;
                *dst++ = *src++;
        }
        return (0);
}
 
struct ixgbe_osdep
{
        bus_space_tag_t    mem_bus_space_tag;
        bus_space_handle_t mem_bus_space_handle;
};
 
/* These routines need struct ixgbe_hw declared */
struct ixgbe_hw;
 
/* These routines are needed by the shared code */
extern u16 ixgbe_read_pci_cfg(struct ixgbe_hw *, u32);
#define IXGBE_READ_PCIE_WORD ixgbe_read_pci_cfg
 
extern void ixgbe_write_pci_cfg(struct ixgbe_hw *, u32, u16);
#define IXGBE_WRITE_PCIE_WORD ixgbe_write_pci_cfg
 
#define IXGBE_WRITE_FLUSH(a) IXGBE_READ_REG(a, IXGBE_STATUS)
 
extern u32 ixgbe_read_reg(struct ixgbe_hw *, u32);
#define IXGBE_READ_REG(a, reg) ixgbe_read_reg(a, reg)
 
extern void ixgbe_write_reg(struct ixgbe_hw *, u32, u32);
#define IXGBE_WRITE_REG(a, reg, val) ixgbe_write_reg(a, reg, val)
 
extern u32 ixgbe_read_reg_array(struct ixgbe_hw *, u32, u32);
#define IXGBE_READ_REG_ARRAY(a, reg, offset) \
    ixgbe_read_reg_array(a, reg, offset)
 
extern void ixgbe_write_reg_array(struct ixgbe_hw *, u32, u32, u32);
#define IXGBE_WRITE_REG_ARRAY(a, reg, offset, val) \
    ixgbe_write_reg_array(a, reg, offset, val)
 
#endif /* _IXGBE_OSDEP_H_ */