1 files changed, 139 insertions, 0 deletions

diff --git a/drivers/ntb/ntb_regs.h b/drivers/ntb/ntb_regs.h
new file mode 100644
index 000000000000..5bfa8c06c059
--- /dev/null
+++ b/drivers/ntb/ntb_regs.h
@@ -0,0 +1,139 @@
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ *   redistributing this file, you may do so under either license.
+ *
+ *   GPL LICENSE SUMMARY
+ *
+ *   Copyright(c) 2012 Intel Corporation. All rights reserved.
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of version 2 of the GNU General Public License as
+ *   published by the Free Software Foundation.
+ *
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2012 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copy
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of 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 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.
+ *
+ * Intel PCIe NTB Linux driver
+ *
+ * Contact Information:
+ * Jon Mason <jon.mason@intel.com>
+ */
+
+#define NTB_LINK_ENABLE         0x0000
+#define NTB_LINK_DISABLE        0x0002
+#define NTB_LINK_STATUS_ACTIVE  0x2000
+#define NTB_LINK_SPEED_MASK     0x000f
+#define NTB_LINK_WIDTH_MASK     0x03f0
+
+#define SNB_MSIX_CNT            4
+#define SNB_MAX_SPADS           16
+#define SNB_MAX_COMPAT_SPADS    8
+/* Reserve the uppermost bit for link interrupt */
+#define SNB_MAX_DB_BITS         15
+#define SNB_DB_BITS_PER_VEC     5
+
+#define SNB_DB_HW_LINK          0x8000
+
+#define SNB_PCICMD_OFFSET       0x0504
+#define SNB_DEVCTRL_OFFSET      0x0598
+#define SNB_LINK_STATUS_OFFSET  0x01A2
+
+#define SNB_PBAR2LMT_OFFSET     0x0000
+#define SNB_PBAR4LMT_OFFSET     0x0008
+#define SNB_PBAR2XLAT_OFFSET    0x0010
+#define SNB_PBAR4XLAT_OFFSET    0x0018
+#define SNB_SBAR2LMT_OFFSET     0x0020
+#define SNB_SBAR4LMT_OFFSET     0x0028
+#define SNB_SBAR2XLAT_OFFSET    0x0030
+#define SNB_SBAR4XLAT_OFFSET    0x0038
+#define SNB_SBAR0BASE_OFFSET    0x0040
+#define SNB_SBAR2BASE_OFFSET    0x0048
+#define SNB_SBAR4BASE_OFFSET    0x0050
+#define SNB_NTBCNTL_OFFSET      0x0058
+#define SNB_SBDF_OFFSET         0x005C
+#define SNB_PDOORBELL_OFFSET    0x0060
+#define SNB_PDBMSK_OFFSET       0x0062
+#define SNB_SDOORBELL_OFFSET    0x0064
+#define SNB_SDBMSK_OFFSET       0x0066
+#define SNB_USMEMMISS           0x0070
+#define SNB_SPAD_OFFSET         0x0080
+#define SNB_SPADSEMA4_OFFSET    0x00c0
+#define SNB_WCCNTRL_OFFSET      0x00e0
+#define SNB_B2B_SPAD_OFFSET     0x0100
+#define SNB_B2B_DOORBELL_OFFSET 0x0140
+#define SNB_B2B_XLAT_OFFSET     0x0144
+
+#define BWD_MSIX_CNT            34
+#define BWD_MAX_SPADS           16
+#define BWD_MAX_COMPAT_SPADS    16
+#define BWD_MAX_DB_BITS         34
+#define BWD_DB_BITS_PER_VEC     1
+
+#define BWD_PCICMD_OFFSET       0xb004
+#define BWD_MBAR23_OFFSET       0xb018
+#define BWD_MBAR45_OFFSET       0xb020
+#define BWD_DEVCTRL_OFFSET      0xb048
+#define BWD_LINK_STATUS_OFFSET  0xb052
+
+#define BWD_SBAR2XLAT_OFFSET    0x0008
+#define BWD_SBAR4XLAT_OFFSET    0x0010
+#define BWD_PDOORBELL_OFFSET    0x0020
+#define BWD_PDBMSK_OFFSET       0x0028
+#define BWD_NTBCNTL_OFFSET      0x0060
+#define BWD_EBDF_OFFSET         0x0064
+#define BWD_SPAD_OFFSET         0x0080
+#define BWD_SPADSEMA_OFFSET     0x00c0
+#define BWD_STKYSPAD_OFFSET     0x00c4
+#define BWD_PBAR2XLAT_OFFSET    0x8008
+#define BWD_PBAR4XLAT_OFFSET    0x8010
+#define BWD_B2B_DOORBELL_OFFSET 0x8020
+#define BWD_B2B_SPAD_OFFSET     0x8080
+#define BWD_B2B_SPADSEMA_OFFSET 0x80c0
+#define BWD_B2B_STKYSPAD_OFFSET 0x80c4
+
+#define NTB_CNTL_BAR23_SNOOP    (1 << 2)
+#define NTB_CNTL_BAR45_SNOOP    (1 << 6)
+#define BWD_CNTL_LINK_DOWN      (1 << 16)
+
+#define NTB_PPD_OFFSET          0x00D4
+#define SNB_PPD_CONN_TYPE       0x0003
+#define SNB_PPD_DEV_TYPE        0x0010
+#define BWD_PPD_INIT_LINK       0x0008
+#define BWD_PPD_CONN_TYPE       0x0300
+#define BWD_PPD_DEV_TYPE        0x1000
+
+#define BWD_PBAR2XLAT_USD_ADDR  0x0000004000000000
+#define BWD_PBAR4XLAT_USD_ADDR  0x0000008000000000
+#define BWD_MBAR23_USD_ADDR     0x000000410000000C
+#define BWD_MBAR45_USD_ADDR     0x000000810000000C
+#define BWD_PBAR2XLAT_DSD_ADDR  0x0000004100000000
+#define BWD_PBAR4XLAT_DSD_ADDR  0x0000008100000000
+#define BWD_MBAR23_DSD_ADDR     0x000000400000000C
+#define BWD_MBAR45_DSD_ADDR     0x000000800000000C