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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 15:20:36 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 15:20:36 -0700
commit1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch)
tree0bba044c4ce775e45a88a51686b5d9f90697ea9d /drivers/char/rio/board.h
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Linux-2.6.12-rc2
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
Diffstat (limited to 'drivers/char/rio/board.h')
-rw-r--r--drivers/char/rio/board.h143
1 files changed, 143 insertions, 0 deletions
diff --git a/drivers/char/rio/board.h b/drivers/char/rio/board.h
new file mode 100644
index 0000000..0b397e1
--- /dev/null
+++ b/drivers/char/rio/board.h
@@ -0,0 +1,143 @@
+/*
+** -----------------------------------------------------------------------------
+**
+** Perle Specialix driver for Linux
+** Ported from existing RIO Driver for SCO sources.
+ *
+ * (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+**
+** Module : board.h
+** SID : 1.2
+** Last Modified : 11/6/98 11:34:07
+** Retrieved : 11/6/98 11:34:20
+**
+** ident @(#)board.h 1.2
+**
+** -----------------------------------------------------------------------------
+*/
+
+#ifndef __rio_board_h__
+#define __rio_board_h__
+
+#ifdef SCCS_LABELS
+static char *_board_h_sccs_ = "@(#)board.h 1.2";
+#endif
+
+/*
+** board.h contains the definitions for the *hardware* of the host cards.
+** It describes the memory overlay for the dual port RAM area.
+*/
+
+#define DP_SRAM1_SIZE 0x7C00
+#define DP_SRAM2_SIZE 0x0200
+#define DP_SRAM3_SIZE 0x7000
+#define DP_SCRATCH_SIZE 0x1000
+#define DP_PARMMAP_ADDR 0x01FE /* offset into SRAM2 */
+#define DP_STARTUP_ADDR 0x01F8 /* offset into SRAM2 */
+
+/*
+** The shape of the Host Control area, at offset 0x7C00, Write Only
+*/
+struct s_Ctrl
+{
+ BYTE DpCtl; /* 7C00 */
+ BYTE Dp_Unused2_[127];
+ BYTE DpIntSet; /* 7C80 */
+ BYTE Dp_Unused3_[127];
+ BYTE DpTpuReset; /* 7D00 */
+ BYTE Dp_Unused4_[127];
+ BYTE DpIntReset; /* 7D80 */
+ BYTE Dp_Unused5_[127];
+};
+
+/*
+** The PROM data area on the host (0x7C00), Read Only
+*/
+struct s_Prom
+{
+ WORD DpSlxCode[2];
+ WORD DpRev;
+ WORD Dp_Unused6_;
+ WORD DpUniq[4];
+ WORD DpJahre;
+ WORD DpWoche;
+ WORD DpHwFeature[5];
+ WORD DpOemId;
+ WORD DpSiggy[16];
+};
+
+/*
+** Union of the Ctrl and Prom areas
+*/
+union u_CtrlProm /* This is the control/PROM area (0x7C00) */
+{
+ struct s_Ctrl DpCtrl;
+ struct s_Prom DpProm;
+};
+
+/*
+** The top end of memory!
+*/
+struct s_ParmMapS /* Area containing Parm Map Pointer */
+{
+ BYTE Dp_Unused8_[DP_PARMMAP_ADDR];
+ WORD DpParmMapAd;
+};
+
+struct s_StartUpS
+{
+ BYTE Dp_Unused9_[DP_STARTUP_ADDR];
+ BYTE Dp_LongJump[0x4];
+ BYTE Dp_Unused10_[2];
+ BYTE Dp_ShortJump[0x2];
+};
+
+union u_Sram2ParmMap /* This is the top of memory (0x7E00-0x7FFF) */
+{
+ BYTE DpSramMem[DP_SRAM2_SIZE];
+ struct s_ParmMapS DpParmMapS;
+ struct s_StartUpS DpStartUpS;
+};
+
+/*
+** This is the DP RAM overlay.
+*/
+struct DpRam
+{
+ BYTE DpSram1[DP_SRAM1_SIZE]; /* 0000 - 7BFF */
+ union u_CtrlProm DpCtrlProm; /* 7C00 - 7DFF */
+ union u_Sram2ParmMap DpSram2ParmMap; /* 7E00 - 7FFF */
+ BYTE DpScratch[DP_SCRATCH_SIZE]; /* 8000 - 8FFF */
+ BYTE DpSram3[DP_SRAM3_SIZE]; /* 9000 - FFFF */
+};
+
+#define DpControl DpCtrlProm.DpCtrl.DpCtl
+#define DpSetInt DpCtrlProm.DpCtrl.DpIntSet
+#define DpResetTpu DpCtrlProm.DpCtrl.DpTpuReset
+#define DpResetInt DpCtrlProm.DpCtrl.DpIntReset
+
+#define DpSlx DpCtrlProm.DpProm.DpSlxCode
+#define DpRevision DpCtrlProm.DpProm.DpRev
+#define DpUnique DpCtrlProm.DpProm.DpUniq
+#define DpYear DpCtrlProm.DpProm.DpJahre
+#define DpWeek DpCtrlProm.DpProm.DpWoche
+#define DpSignature DpCtrlProm.DpProm.DpSiggy
+
+#define DpParmMapR DpSram2ParmMap.DpParmMapS.DpParmMapAd
+#define DpSram2 DpSram2ParmMap.DpSramMem
+
+#endif