1 files changed, 423 insertions, 0 deletions

diff --git a/arch/mips/include/asm/sibyte/sb1250_ldt.h b/arch/mips/include/asm/sibyte/sb1250_ldt.h
new file mode 100644
index 000000000000..081e8b1c4ad0
--- /dev/null
+++ b/arch/mips/include/asm/sibyte/sb1250_ldt.h
@@ -0,0 +1,423 @@
+/*  *********************************************************************
+    *  SB1250 Board Support Package
+    *
+    *  LDT constants                            File: sb1250_ldt.h
+    *
+    *  This module contains constants and macros to describe
+    *  the LDT interface on the SB1250.
+    *
+    *  SB1250 specification level:  User's manual 1/02/02
+    *
+    *********************************************************************
+    *
+    *  Copyright 2000, 2001, 2002, 2003
+    *  Broadcom Corporation. All rights reserved.
+    *
+    *  This program is free software; you can redistribute it and/or
+    *  modify it under the terms of the GNU General Public License as
+    *  published by the Free Software Foundation; either version 2 of
+    *  the License, or (at your option) any later version.
+    *
+    *  This program is distributed in the hope that it will be useful,
+    *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+    *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    *  GNU General Public License for more details.
+    *
+    *  You should have received a copy of the GNU General Public License
+    *  along with this program; if not, write to the Free Software
+    *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+    *  MA 02111-1307 USA
+    ********************************************************************* */
+
+
+#ifndef _SB1250_LDT_H
+#define _SB1250_LDT_H
+
+#include "sb1250_defs.h"
+
+#define K_LDT_VENDOR_SIBYTE     0x166D
+#define K_LDT_DEVICE_SB1250     0x0002
+
+/*
+ * LDT Interface Type 1 (bridge) configuration header
+ */
+
+#define R_LDT_TYPE1_DEVICEID    0x0000
+#define R_LDT_TYPE1_CMDSTATUS   0x0004
+#define R_LDT_TYPE1_CLASSREV    0x0008
+#define R_LDT_TYPE1_DEVHDR      0x000C
+#define R_LDT_TYPE1_BAR0        0x0010  /* not used */
+#define R_LDT_TYPE1_BAR1        0x0014  /* not used */
+
+#define R_LDT_TYPE1_BUSID       0x0018  /* bus ID register */
+#define R_LDT_TYPE1_SECSTATUS   0x001C  /* secondary status / I/O base/limit */
+#define R_LDT_TYPE1_MEMLIMIT    0x0020
+#define R_LDT_TYPE1_PREFETCH    0x0024
+#define R_LDT_TYPE1_PREF_BASE   0x0028
+#define R_LDT_TYPE1_PREF_LIMIT  0x002C
+#define R_LDT_TYPE1_IOLIMIT     0x0030
+#define R_LDT_TYPE1_CAPPTR      0x0034
+#define R_LDT_TYPE1_ROMADDR     0x0038
+#define R_LDT_TYPE1_BRCTL       0x003C
+#define R_LDT_TYPE1_CMD         0x0040
+#define R_LDT_TYPE1_LINKCTRL    0x0044
+#define R_LDT_TYPE1_LINKFREQ    0x0048
+#define R_LDT_TYPE1_RESERVED1   0x004C
+#define R_LDT_TYPE1_SRICMD      0x0050
+#define R_LDT_TYPE1_SRITXNUM    0x0054
+#define R_LDT_TYPE1_SRIRXNUM    0x0058
+#define R_LDT_TYPE1_ERRSTATUS   0x0068
+#define R_LDT_TYPE1_SRICTRL     0x006C
+#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1)
+#define R_LDT_TYPE1_ADDSTATUS   0x0070
+#endif /* 1250 PASS2 || 112x PASS1 */
+#define R_LDT_TYPE1_TXBUFCNT    0x00C8
+#define R_LDT_TYPE1_EXPCRC      0x00DC
+#define R_LDT_TYPE1_RXCRC       0x00F0
+
+
+/*
+ * LDT Device ID register
+ */
+
+#define S_LDT_DEVICEID_VENDOR           0
+#define M_LDT_DEVICEID_VENDOR           _SB_MAKEMASK_32(16, S_LDT_DEVICEID_VENDOR)
+#define V_LDT_DEVICEID_VENDOR(x)        _SB_MAKEVALUE_32(x, S_LDT_DEVICEID_VENDOR)
+#define G_LDT_DEVICEID_VENDOR(x)        _SB_GETVALUE_32(x, S_LDT_DEVICEID_VENDOR, M_LDT_DEVICEID_VENDOR)
+
+#define S_LDT_DEVICEID_DEVICEID         16
+#define M_LDT_DEVICEID_DEVICEID         _SB_MAKEMASK_32(16, S_LDT_DEVICEID_DEVICEID)
+#define V_LDT_DEVICEID_DEVICEID(x)      _SB_MAKEVALUE_32(x, S_LDT_DEVICEID_DEVICEID)
+#define G_LDT_DEVICEID_DEVICEID(x)      _SB_GETVALUE_32(x, S_LDT_DEVICEID_DEVICEID, M_LDT_DEVICEID_DEVICEID)
+
+
+/*
+ * LDT Command Register (Table 8-13)
+ */
+
+#define M_LDT_CMD_IOSPACE_EN            _SB_MAKEMASK1_32(0)
+#define M_LDT_CMD_MEMSPACE_EN           _SB_MAKEMASK1_32(1)
+#define M_LDT_CMD_MASTER_EN             _SB_MAKEMASK1_32(2)
+#define M_LDT_CMD_SPECCYC_EN            _SB_MAKEMASK1_32(3)
+#define M_LDT_CMD_MEMWRINV_EN           _SB_MAKEMASK1_32(4)
+#define M_LDT_CMD_VGAPALSNP_EN          _SB_MAKEMASK1_32(5)
+#define M_LDT_CMD_PARERRRESP            _SB_MAKEMASK1_32(6)
+#define M_LDT_CMD_WAITCYCCTRL           _SB_MAKEMASK1_32(7)
+#define M_LDT_CMD_SERR_EN               _SB_MAKEMASK1_32(8)
+#define M_LDT_CMD_FASTB2B_EN            _SB_MAKEMASK1_32(9)
+
+/*
+ * LDT class and revision registers
+ */
+
+#define S_LDT_CLASSREV_REV              0
+#define M_LDT_CLASSREV_REV              _SB_MAKEMASK_32(8, S_LDT_CLASSREV_REV)
+#define V_LDT_CLASSREV_REV(x)           _SB_MAKEVALUE_32(x, S_LDT_CLASSREV_REV)
+#define G_LDT_CLASSREV_REV(x)           _SB_GETVALUE_32(x, S_LDT_CLASSREV_REV, M_LDT_CLASSREV_REV)
+
+#define S_LDT_CLASSREV_CLASS            8
+#define M_LDT_CLASSREV_CLASS            _SB_MAKEMASK_32(24, S_LDT_CLASSREV_CLASS)
+#define V_LDT_CLASSREV_CLASS(x)         _SB_MAKEVALUE_32(x, S_LDT_CLASSREV_CLASS)
+#define G_LDT_CLASSREV_CLASS(x)         _SB_GETVALUE_32(x, S_LDT_CLASSREV_CLASS, M_LDT_CLASSREV_CLASS)
+
+#define K_LDT_REV                       0x01
+#define K_LDT_CLASS                     0x060000
+
+/*
+ * Device Header (offset 0x0C)
+ */
+
+#define S_LDT_DEVHDR_CLINESZ            0
+#define M_LDT_DEVHDR_CLINESZ            _SB_MAKEMASK_32(8, S_LDT_DEVHDR_CLINESZ)
+#define V_LDT_DEVHDR_CLINESZ(x)         _SB_MAKEVALUE_32(x, S_LDT_DEVHDR_CLINESZ)
+#define G_LDT_DEVHDR_CLINESZ(x)         _SB_GETVALUE_32(x, S_LDT_DEVHDR_CLINESZ, M_LDT_DEVHDR_CLINESZ)
+
+#define S_LDT_DEVHDR_LATTMR             8
+#define M_LDT_DEVHDR_LATTMR             _SB_MAKEMASK_32(8, S_LDT_DEVHDR_LATTMR)
+#define V_LDT_DEVHDR_LATTMR(x)          _SB_MAKEVALUE_32(x, S_LDT_DEVHDR_LATTMR)
+#define G_LDT_DEVHDR_LATTMR(x)          _SB_GETVALUE_32(x, S_LDT_DEVHDR_LATTMR, M_LDT_DEVHDR_LATTMR)
+
+#define S_LDT_DEVHDR_HDRTYPE            16
+#define M_LDT_DEVHDR_HDRTYPE            _SB_MAKEMASK_32(8, S_LDT_DEVHDR_HDRTYPE)
+#define V_LDT_DEVHDR_HDRTYPE(x)         _SB_MAKEVALUE_32(x, S_LDT_DEVHDR_HDRTYPE)
+#define G_LDT_DEVHDR_HDRTYPE(x)         _SB_GETVALUE_32(x, S_LDT_DEVHDR_HDRTYPE, M_LDT_DEVHDR_HDRTYPE)
+
+#define K_LDT_DEVHDR_HDRTYPE_TYPE1      1
+
+#define S_LDT_DEVHDR_BIST               24
+#define M_LDT_DEVHDR_BIST               _SB_MAKEMASK_32(8, S_LDT_DEVHDR_BIST)
+#define V_LDT_DEVHDR_BIST(x)            _SB_MAKEVALUE_32(x, S_LDT_DEVHDR_BIST)
+#define G_LDT_DEVHDR_BIST(x)            _SB_GETVALUE_32(x, S_LDT_DEVHDR_BIST, M_LDT_DEVHDR_BIST)
+
+
+
+/*
+ * LDT Status Register (Table 8-14).  Note that these constants
+ * assume you've read the command and status register
+ * together (32-bit read at offset 0x04)
+ *
+ * These bits also apply to the secondary status
+ * register (Table 8-15), offset 0x1C
+ */
+
+#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1)
+#define M_LDT_STATUS_VGAEN              _SB_MAKEMASK1_32(3)
+#endif /* 1250 PASS2 || 112x PASS1 */
+#define M_LDT_STATUS_CAPLIST            _SB_MAKEMASK1_32(20)
+#define M_LDT_STATUS_66MHZCAP           _SB_MAKEMASK1_32(21)
+#define M_LDT_STATUS_RESERVED2          _SB_MAKEMASK1_32(22)
+#define M_LDT_STATUS_FASTB2BCAP         _SB_MAKEMASK1_32(23)
+#define M_LDT_STATUS_MSTRDPARERR        _SB_MAKEMASK1_32(24)
+
+#define S_LDT_STATUS_DEVSELTIMING       25
+#define M_LDT_STATUS_DEVSELTIMING       _SB_MAKEMASK_32(2, S_LDT_STATUS_DEVSELTIMING)
+#define V_LDT_STATUS_DEVSELTIMING(x)    _SB_MAKEVALUE_32(x, S_LDT_STATUS_DEVSELTIMING)
+#define G_LDT_STATUS_DEVSELTIMING(x)    _SB_GETVALUE_32(x, S_LDT_STATUS_DEVSELTIMING, M_LDT_STATUS_DEVSELTIMING)
+
+#define M_LDT_STATUS_SIGDTGTABORT       _SB_MAKEMASK1_32(27)
+#define M_LDT_STATUS_RCVDTGTABORT       _SB_MAKEMASK1_32(28)
+#define M_LDT_STATUS_RCVDMSTRABORT      _SB_MAKEMASK1_32(29)
+#define M_LDT_STATUS_SIGDSERR           _SB_MAKEMASK1_32(30)
+#define M_LDT_STATUS_DETPARERR          _SB_MAKEMASK1_32(31)
+
+/*
+ * Bridge Control Register (Table 8-16).  Note that these
+ * constants assume you've read the register as a 32-bit
+ * read (offset 0x3C)
+ */
+
+#define M_LDT_BRCTL_PARERRRESP_EN       _SB_MAKEMASK1_32(16)
+#define M_LDT_BRCTL_SERR_EN             _SB_MAKEMASK1_32(17)
+#define M_LDT_BRCTL_ISA_EN              _SB_MAKEMASK1_32(18)
+#define M_LDT_BRCTL_VGA_EN              _SB_MAKEMASK1_32(19)
+#define M_LDT_BRCTL_MSTRABORTMODE       _SB_MAKEMASK1_32(21)
+#define M_LDT_BRCTL_SECBUSRESET         _SB_MAKEMASK1_32(22)
+#define M_LDT_BRCTL_FASTB2B_EN          _SB_MAKEMASK1_32(23)
+#define M_LDT_BRCTL_PRIDISCARD          _SB_MAKEMASK1_32(24)
+#define M_LDT_BRCTL_SECDISCARD          _SB_MAKEMASK1_32(25)
+#define M_LDT_BRCTL_DISCARDSTAT         _SB_MAKEMASK1_32(26)
+#define M_LDT_BRCTL_DISCARDSERR_EN      _SB_MAKEMASK1_32(27)
+
+/*
+ * LDT Command Register (Table 8-17).  Note that these constants
+ * assume you've read the command and status register together
+ * 32-bit read at offset 0x40
+ */
+
+#define M_LDT_CMD_WARMRESET             _SB_MAKEMASK1_32(16)
+#define M_LDT_CMD_DOUBLEENDED           _SB_MAKEMASK1_32(17)
+
+#define S_LDT_CMD_CAPTYPE               29
+#define M_LDT_CMD_CAPTYPE               _SB_MAKEMASK_32(3, S_LDT_CMD_CAPTYPE)
+#define V_LDT_CMD_CAPTYPE(x)            _SB_MAKEVALUE_32(x, S_LDT_CMD_CAPTYPE)
+#define G_LDT_CMD_CAPTYPE(x)            _SB_GETVALUE_32(x, S_LDT_CMD_CAPTYPE, M_LDT_CMD_CAPTYPE)
+
+/*
+ * LDT link control register (Table 8-18), and (Table 8-19)
+ */
+
+#define M_LDT_LINKCTRL_CAPSYNCFLOOD_EN  _SB_MAKEMASK1_32(1)
+#define M_LDT_LINKCTRL_CRCSTARTTEST     _SB_MAKEMASK1_32(2)
+#define M_LDT_LINKCTRL_CRCFORCEERR      _SB_MAKEMASK1_32(3)
+#define M_LDT_LINKCTRL_LINKFAIL         _SB_MAKEMASK1_32(4)
+#define M_LDT_LINKCTRL_INITDONE         _SB_MAKEMASK1_32(5)
+#define M_LDT_LINKCTRL_EOC              _SB_MAKEMASK1_32(6)
+#define M_LDT_LINKCTRL_XMITOFF          _SB_MAKEMASK1_32(7)
+
+#define S_LDT_LINKCTRL_CRCERR           8
+#define M_LDT_LINKCTRL_CRCERR           _SB_MAKEMASK_32(4, S_LDT_LINKCTRL_CRCERR)
+#define V_LDT_LINKCTRL_CRCERR(x)        _SB_MAKEVALUE_32(x, S_LDT_LINKCTRL_CRCERR)
+#define G_LDT_LINKCTRL_CRCERR(x)        _SB_GETVALUE_32(x, S_LDT_LINKCTRL_CRCERR, M_LDT_LINKCTRL_CRCERR)
+
+#define S_LDT_LINKCTRL_MAXIN            16
+#define M_LDT_LINKCTRL_MAXIN            _SB_MAKEMASK_32(3, S_LDT_LINKCTRL_MAXIN)
+#define V_LDT_LINKCTRL_MAXIN(x)         _SB_MAKEVALUE_32(x, S_LDT_LINKCTRL_MAXIN)
+#define G_LDT_LINKCTRL_MAXIN(x)         _SB_GETVALUE_32(x, S_LDT_LINKCTRL_MAXIN, M_LDT_LINKCTRL_MAXIN)
+
+#define M_LDT_LINKCTRL_DWFCLN           _SB_MAKEMASK1_32(19)
+
+#define S_LDT_LINKCTRL_MAXOUT           20
+#define M_LDT_LINKCTRL_MAXOUT           _SB_MAKEMASK_32(3, S_LDT_LINKCTRL_MAXOUT)
+#define V_LDT_LINKCTRL_MAXOUT(x)        _SB_MAKEVALUE_32(x, S_LDT_LINKCTRL_MAXOUT)
+#define G_LDT_LINKCTRL_MAXOUT(x)        _SB_GETVALUE_32(x, S_LDT_LINKCTRL_MAXOUT, M_LDT_LINKCTRL_MAXOUT)
+
+#define M_LDT_LINKCTRL_DWFCOUT          _SB_MAKEMASK1_32(23)
+
+#define S_LDT_LINKCTRL_WIDTHIN          24
+#define M_LDT_LINKCTRL_WIDTHIN          _SB_MAKEMASK_32(3, S_LDT_LINKCTRL_WIDTHIN)
+#define V_LDT_LINKCTRL_WIDTHIN(x)       _SB_MAKEVALUE_32(x, S_LDT_LINKCTRL_WIDTHIN)
+#define G_LDT_LINKCTRL_WIDTHIN(x)       _SB_GETVALUE_32(x, S_LDT_LINKCTRL_WIDTHIN, M_LDT_LINKCTRL_WIDTHIN)
+
+#define M_LDT_LINKCTRL_DWFCLIN_EN       _SB_MAKEMASK1_32(27)
+
+#define S_LDT_LINKCTRL_WIDTHOUT         28
+#define M_LDT_LINKCTRL_WIDTHOUT         _SB_MAKEMASK_32(3, S_LDT_LINKCTRL_WIDTHOUT)
+#define V_LDT_LINKCTRL_WIDTHOUT(x)      _SB_MAKEVALUE_32(x, S_LDT_LINKCTRL_WIDTHOUT)
+#define G_LDT_LINKCTRL_WIDTHOUT(x)      _SB_GETVALUE_32(x, S_LDT_LINKCTRL_WIDTHOUT, M_LDT_LINKCTRL_WIDTHOUT)
+
+#define M_LDT_LINKCTRL_DWFCOUT_EN       _SB_MAKEMASK1_32(31)
+
+/*
+ * LDT Link frequency register  (Table 8-20) offset 0x48
+ */
+
+#define S_LDT_LINKFREQ_FREQ             8
+#define M_LDT_LINKFREQ_FREQ             _SB_MAKEMASK_32(4, S_LDT_LINKFREQ_FREQ)
+#define V_LDT_LINKFREQ_FREQ(x)          _SB_MAKEVALUE_32(x, S_LDT_LINKFREQ_FREQ)
+#define G_LDT_LINKFREQ_FREQ(x)          _SB_GETVALUE_32(x, S_LDT_LINKFREQ_FREQ, M_LDT_LINKFREQ_FREQ)
+
+#define K_LDT_LINKFREQ_200MHZ           0
+#define K_LDT_LINKFREQ_300MHZ           1
+#define K_LDT_LINKFREQ_400MHZ           2
+#define K_LDT_LINKFREQ_500MHZ           3
+#define K_LDT_LINKFREQ_600MHZ           4
+#define K_LDT_LINKFREQ_800MHZ           5
+#define K_LDT_LINKFREQ_1000MHZ          6
+
+/*
+ * LDT SRI Command Register (Table 8-21).  Note that these constants
+ * assume you've read the command and status register together
+ * 32-bit read at offset 0x50
+ */
+
+#define M_LDT_SRICMD_SIPREADY           _SB_MAKEMASK1_32(16)
+#define M_LDT_SRICMD_SYNCPTRCTL         _SB_MAKEMASK1_32(17)
+#define M_LDT_SRICMD_REDUCESYNCZERO     _SB_MAKEMASK1_32(18)
+#if SIBYTE_HDR_FEATURE_UP_TO(1250, PASS1)
+#define M_LDT_SRICMD_DISSTARVATIONCNT   _SB_MAKEMASK1_32(19)    /* PASS1 */
+#endif /* up to 1250 PASS1 */
+#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1)
+#define M_LDT_SRICMD_DISMULTTXVLD       _SB_MAKEMASK1_32(19)
+#define M_LDT_SRICMD_EXPENDIAN          _SB_MAKEMASK1_32(26)
+#endif /* 1250 PASS2 || 112x PASS1 */
+
+
+#define S_LDT_SRICMD_RXMARGIN           20
+#define M_LDT_SRICMD_RXMARGIN           _SB_MAKEMASK_32(5, S_LDT_SRICMD_RXMARGIN)
+#define V_LDT_SRICMD_RXMARGIN(x)        _SB_MAKEVALUE_32(x, S_LDT_SRICMD_RXMARGIN)
+#define G_LDT_SRICMD_RXMARGIN(x)        _SB_GETVALUE_32(x, S_LDT_SRICMD_RXMARGIN, M_LDT_SRICMD_RXMARGIN)
+
+#define M_LDT_SRICMD_LDTPLLCOMPAT       _SB_MAKEMASK1_32(25)
+
+#define S_LDT_SRICMD_TXINITIALOFFSET    28
+#define M_LDT_SRICMD_TXINITIALOFFSET    _SB_MAKEMASK_32(3, S_LDT_SRICMD_TXINITIALOFFSET)
+#define V_LDT_SRICMD_TXINITIALOFFSET(x) _SB_MAKEVALUE_32(x, S_LDT_SRICMD_TXINITIALOFFSET)
+#define G_LDT_SRICMD_TXINITIALOFFSET(x) _SB_GETVALUE_32(x, S_LDT_SRICMD_TXINITIALOFFSET, M_LDT_SRICMD_TXINITIALOFFSET)
+
+#define M_LDT_SRICMD_LINKFREQDIRECT     _SB_MAKEMASK1_32(31)
+
+/*
+ * LDT Error control and status register (Table 8-22) (Table 8-23)
+ */
+
+#define M_LDT_ERRCTL_PROTFATAL_EN       _SB_MAKEMASK1_32(0)
+#define M_LDT_ERRCTL_PROTNONFATAL_EN    _SB_MAKEMASK1_32(1)
+#define M_LDT_ERRCTL_PROTSYNCFLOOD_EN   _SB_MAKEMASK1_32(2)
+#define M_LDT_ERRCTL_OVFFATAL_EN        _SB_MAKEMASK1_32(3)
+#define M_LDT_ERRCTL_OVFNONFATAL_EN     _SB_MAKEMASK1_32(4)
+#define M_LDT_ERRCTL_OVFSYNCFLOOD_EN    _SB_MAKEMASK1_32(5)
+#define M_LDT_ERRCTL_EOCNXAFATAL_EN     _SB_MAKEMASK1_32(6)
+#define M_LDT_ERRCTL_EOCNXANONFATAL_EN  _SB_MAKEMASK1_32(7)
+#define M_LDT_ERRCTL_EOCNXASYNCFLOOD_EN _SB_MAKEMASK1_32(8)
+#define M_LDT_ERRCTL_CRCFATAL_EN        _SB_MAKEMASK1_32(9)
+#define M_LDT_ERRCTL_CRCNONFATAL_EN     _SB_MAKEMASK1_32(10)
+#define M_LDT_ERRCTL_SERRFATAL_EN       _SB_MAKEMASK1_32(11)
+#define M_LDT_ERRCTL_SRCTAGFATAL_EN     _SB_MAKEMASK1_32(12)
+#define M_LDT_ERRCTL_SRCTAGNONFATAL_EN  _SB_MAKEMASK1_32(13)
+#define M_LDT_ERRCTL_SRCTAGSYNCFLOOD_EN _SB_MAKEMASK1_32(14)
+#define M_LDT_ERRCTL_MAPNXAFATAL_EN     _SB_MAKEMASK1_32(15)
+#define M_LDT_ERRCTL_MAPNXANONFATAL_EN  _SB_MAKEMASK1_32(16)
+#define M_LDT_ERRCTL_MAPNXASYNCFLOOD_EN _SB_MAKEMASK1_32(17)
+
+#define M_LDT_ERRCTL_PROTOERR           _SB_MAKEMASK1_32(24)
+#define M_LDT_ERRCTL_OVFERR             _SB_MAKEMASK1_32(25)
+#define M_LDT_ERRCTL_EOCNXAERR          _SB_MAKEMASK1_32(26)
+#define M_LDT_ERRCTL_SRCTAGERR          _SB_MAKEMASK1_32(27)
+#define M_LDT_ERRCTL_MAPNXAERR          _SB_MAKEMASK1_32(28)
+
+/*
+ * SRI Control register (Table 8-24, 8-25)  Offset 0x6C
+ */
+
+#define S_LDT_SRICTRL_NEEDRESP          0
+#define M_LDT_SRICTRL_NEEDRESP          _SB_MAKEMASK_32(2, S_LDT_SRICTRL_NEEDRESP)
+#define V_LDT_SRICTRL_NEEDRESP(x)       _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_NEEDRESP)
+#define G_LDT_SRICTRL_NEEDRESP(x)       _SB_GETVALUE_32(x, S_LDT_SRICTRL_NEEDRESP, M_LDT_SRICTRL_NEEDRESP)
+
+#define S_LDT_SRICTRL_NEEDNPREQ         2
+#define M_LDT_SRICTRL_NEEDNPREQ         _SB_MAKEMASK_32(2, S_LDT_SRICTRL_NEEDNPREQ)
+#define V_LDT_SRICTRL_NEEDNPREQ(x)      _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_NEEDNPREQ)
+#define G_LDT_SRICTRL_NEEDNPREQ(x)      _SB_GETVALUE_32(x, S_LDT_SRICTRL_NEEDNPREQ, M_LDT_SRICTRL_NEEDNPREQ)
+
+#define S_LDT_SRICTRL_NEEDPREQ          4
+#define M_LDT_SRICTRL_NEEDPREQ          _SB_MAKEMASK_32(2, S_LDT_SRICTRL_NEEDPREQ)
+#define V_LDT_SRICTRL_NEEDPREQ(x)       _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_NEEDPREQ)
+#define G_LDT_SRICTRL_NEEDPREQ(x)       _SB_GETVALUE_32(x, S_LDT_SRICTRL_NEEDPREQ, M_LDT_SRICTRL_NEEDPREQ)
+
+#define S_LDT_SRICTRL_WANTRESP          8
+#define M_LDT_SRICTRL_WANTRESP          _SB_MAKEMASK_32(2, S_LDT_SRICTRL_WANTRESP)
+#define V_LDT_SRICTRL_WANTRESP(x)       _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_WANTRESP)
+#define G_LDT_SRICTRL_WANTRESP(x)       _SB_GETVALUE_32(x, S_LDT_SRICTRL_WANTRESP, M_LDT_SRICTRL_WANTRESP)
+
+#define S_LDT_SRICTRL_WANTNPREQ         10
+#define M_LDT_SRICTRL_WANTNPREQ         _SB_MAKEMASK_32(2, S_LDT_SRICTRL_WANTNPREQ)
+#define V_LDT_SRICTRL_WANTNPREQ(x)      _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_WANTNPREQ)
+#define G_LDT_SRICTRL_WANTNPREQ(x)      _SB_GETVALUE_32(x, S_LDT_SRICTRL_WANTNPREQ, M_LDT_SRICTRL_WANTNPREQ)
+
+#define S_LDT_SRICTRL_WANTPREQ          12
+#define M_LDT_SRICTRL_WANTPREQ          _SB_MAKEMASK_32(2, S_LDT_SRICTRL_WANTPREQ)
+#define V_LDT_SRICTRL_WANTPREQ(x)       _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_WANTPREQ)
+#define G_LDT_SRICTRL_WANTPREQ(x)       _SB_GETVALUE_32(x, S_LDT_SRICTRL_WANTPREQ, M_LDT_SRICTRL_WANTPREQ)
+
+#define S_LDT_SRICTRL_BUFRELSPACE       16
+#define M_LDT_SRICTRL_BUFRELSPACE       _SB_MAKEMASK_32(4, S_LDT_SRICTRL_BUFRELSPACE)
+#define V_LDT_SRICTRL_BUFRELSPACE(x)    _SB_MAKEVALUE_32(x, S_LDT_SRICTRL_BUFRELSPACE)
+#define G_LDT_SRICTRL_BUFRELSPACE(x)    _SB_GETVALUE_32(x, S_LDT_SRICTRL_BUFRELSPACE, M_LDT_SRICTRL_BUFRELSPACE)
+
+/*
+ * LDT SRI Transmit Buffer Count register (Table 8-26)
+ */
+
+#define S_LDT_TXBUFCNT_PCMD             0
+#define M_LDT_TXBUFCNT_PCMD             _SB_MAKEMASK_32(4, S_LDT_TXBUFCNT_PCMD)
+#define V_LDT_TXBUFCNT_PCMD(x)          _SB_MAKEVALUE_32(x, S_LDT_TXBUFCNT_PCMD)
+#define G_LDT_TXBUFCNT_PCMD(x)          _SB_GETVALUE_32(x, S_LDT_TXBUFCNT_PCMD, M_LDT_TXBUFCNT_PCMD)
+
+#define S_LDT_TXBUFCNT_PDATA            4
+#define M_LDT_TXBUFCNT_PDATA            _SB_MAKEMASK_32(4, S_LDT_TXBUFCNT_PDATA)
+#define V_LDT_TXBUFCNT_PDATA(x)         _SB_MAKEVALUE_32(x, S_LDT_TXBUFCNT_PDATA)
+#define G_LDT_TXBUFCNT_PDATA(x)         _SB_GETVALUE_32(x, S_LDT_TXBUFCNT_PDATA, M_LDT_TXBUFCNT_PDATA)
+
+#define S_LDT_TXBUFCNT_NPCMD            8
+#define M_LDT_TXBUFCNT_NPCMD            _SB_MAKEMASK_32(4, S_LDT_TXBUFCNT_NPCMD)
+#define V_LDT_TXBUFCNT_NPCMD(x)         _SB_MAKEVALUE_32(x, S_LDT_TXBUFCNT_NPCMD)
+#define G_LDT_TXBUFCNT_NPCMD(x)         _SB_GETVALUE_32(x, S_LDT_TXBUFCNT_NPCMD, M_LDT_TXBUFCNT_NPCMD)
+
+#define S_LDT_TXBUFCNT_NPDATA           12
+#define M_LDT_TXBUFCNT_NPDATA           _SB_MAKEMASK_32(4, S_LDT_TXBUFCNT_NPDATA)
+#define V_LDT_TXBUFCNT_NPDATA(x)        _SB_MAKEVALUE_32(x, S_LDT_TXBUFCNT_NPDATA)
+#define G_LDT_TXBUFCNT_NPDATA(x)        _SB_GETVALUE_32(x, S_LDT_TXBUFCNT_NPDATA, M_LDT_TXBUFCNT_NPDATA)
+
+#define S_LDT_TXBUFCNT_RCMD             16
+#define M_LDT_TXBUFCNT_RCMD             _SB_MAKEMASK_32(4, S_LDT_TXBUFCNT_RCMD)
+#define V_LDT_TXBUFCNT_RCMD(x)          _SB_MAKEVALUE_32(x, S_LDT_TXBUFCNT_RCMD)
+#define G_LDT_TXBUFCNT_RCMD(x)          _SB_GETVALUE_32(x, S_LDT_TXBUFCNT_RCMD, M_LDT_TXBUFCNT_RCMD)
+
+#define S_LDT_TXBUFCNT_RDATA            20
+#define M_LDT_TXBUFCNT_RDATA            _SB_MAKEMASK_32(4, S_LDT_TXBUFCNT_RDATA)
+#define V_LDT_TXBUFCNT_RDATA(x)         _SB_MAKEVALUE_32(x, S_LDT_TXBUFCNT_RDATA)
+#define G_LDT_TXBUFCNT_RDATA(x)         _SB_GETVALUE_32(x, S_LDT_TXBUFCNT_RDATA, M_LDT_TXBUFCNT_RDATA)
+
+#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1)
+/*
+ * Additional Status Register
+ */
+
+#define S_LDT_ADDSTATUS_TGTDONE         0
+#define M_LDT_ADDSTATUS_TGTDONE         _SB_MAKEMASK_32(8, S_LDT_ADDSTATUS_TGTDONE)
+#define V_LDT_ADDSTATUS_TGTDONE(x)      _SB_MAKEVALUE_32(x, S_LDT_ADDSTATUS_TGTDONE)
+#define G_LDT_ADDSTATUS_TGTDONE(x)      _SB_GETVALUE_32(x, S_LDT_ADDSTATUS_TGTDONE, M_LDT_ADDSTATUS_TGTDONE)
+#endif /* 1250 PASS2 || 112x PASS1 */
+
+#endif
+