Driver for Intel PRO/1000 gigabit ethernet adapters.

This driver should work with all current models of gigabit ethernet adapters.

Driver written by Intel
Ported from FreeBSD by Henric Jungheim <henric@attbi.com>
bus_dma and endian support by me.

1 files changed, 131 insertions, 0 deletions

diff --git a/sys/dev/pci/if_em_osdep.h b/sys/dev/pci/if_em_osdep.h
new file mode 100644
index 00000000000..e6e4c793a0f
--- /dev/null
+++ b/sys/dev/pci/if_em_osdep.h
@@ -0,0 +1,131 @@
+/**************************************************************************
+
+Copyright (c) 2001-2002 Intel Corporation
+All rights reserved.
+
+Redistribution and use in source and binary forms of the Software, with or
+without modification, are permitted provided that the following conditions
+are met:
+
+ 1. Redistributions of source code of the Software may retain the above
+    copyright notice, this list of conditions and the following disclaimer.
+
+ 2. Redistributions in binary form of the Software may 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 shall 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 INTEL OR ITS 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.
+
+***************************************************************************/
+
+/*$FreeBSD$*/
+
+#ifndef _OPENBSD_OS_H_
+#define _OPENBSD_OS_H_
+
+#define ASSERT(x) if(!(x)) panic("EM: x")
+
+/* 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 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 DEBUGOUT7(S,A,B,C,D,E,F,G)  printf(S "\n",A,B,C,D,E,F,G)
+#else
+	#define DEBUGOUT(S)
+	#define DEBUGOUT1(S,A)
+	#define DEBUGOUT2(S,A,B)
+	#define DEBUGOUT3(S,A,B,C)
+	#define DEBUGOUT7(S,A,B,C,D,E,F,G)
+#endif
+
+#define FALSE               0
+#define TRUE                1
+#define CMD_MEM_WRT_INVALIDATE          0x0010  /* BIT_4 */
+#define PCI_COMMAND_REGISTER            PCI_COMMAND_STATUS_REG 
+
+struct em_dmamap
+{
+        bus_size_t              emm_size;
+        caddr_t                 emm_ptr, emm_kva;
+        bus_dma_segment_t       emm_seg;
+        bus_dmamap_t            emm_dmamap;
+        int                     emm_rseg;
+};
+
+struct em_osdep
+{
+	struct device     *dev;
+
+	struct em_dmamap   em_rx;
+	struct em_dmamap   em_tx;
+
+	struct pci_attach_args em_pa;
+
+	bus_space_handle_t      em_bhandle;
+        bus_space_tag_t         em_btag;
+        bus_size_t              em_memsize;
+        bus_addr_t              em_membase;
+
+        bus_space_handle_t      em_iobhandle;
+        bus_space_tag_t         em_iobtag;
+        bus_size_t              em_iosize;
+        bus_addr_t              em_iobase;
+
+};
+
+#define E1000_READ_REG(hw, reg) \
+   bus_space_read_4( \
+		((struct em_osdep *)(hw)->back)->em_btag, \
+		((struct em_osdep *)(hw)->back)->em_bhandle, \
+		((hw)->mac_type >= em_82543) ? \
+			E1000_##reg : E1000_82542_##reg)
+
+#define E1000_WRITE_REG(hw, reg, value) \
+   bus_space_write_4( \
+		((struct em_osdep *)(hw)->back)->em_btag, \
+		((struct em_osdep *)(hw)->back)->em_bhandle, \
+		((hw)->mac_type >= em_82543) ? \
+                     	E1000_##reg : E1000_82542_##reg, \
+		value)
+
+#define E1000_READ_REG_ARRAY(sc, reg, offset) \
+   bus_space_read_4( \
+		((struct em_osdep *)(hw)->back)->em_btag, \
+		((struct em_osdep *)(hw)->back)->em_bhandle, \
+		((hw)->mac_type >= em_82543) ? \
+			(E1000_##reg       + ((offset) << 2)) : \
+			(E1000_82542_##reg + ((offset) << 2)) )
+
+#define E1000_WRITE_REG_ARRAY(sc, reg, offset, value) \
+      bus_space_write_4( \
+		((struct em_osdep *)(hw)->back)->em_btag, \
+		((struct em_osdep *)(hw)->back)->em_bhandle, \
+		((hw)->mac_type >= em_82543) ? \
+			(E1000_##reg       + ((offset) << 2)) : \
+			(E1000_82542_##reg + ((offset) << 2)), \
+		value)
+
+#endif  /* _OPENBSD_OS_H_ */
+