Initial revision

1 files changed, 142 insertions, 0 deletions

diff --git a/board/evb64260/mpsc.h b/board/evb64260/mpsc.h
new file mode 100644
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+++ b/board/evb64260/mpsc.h
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+/*
+ * (C) Copyright 2001
+ * John Clemens <clemens@mclx.com>, Mission Critical Linux, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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
+ */
+
+/*
+ * mpsc.h - header file for MPSC in uart mode (console driver)
+ */
+
+#ifndef __MPSC_H__
+#define __MPSC_H__
+
+/* include actual Galileo defines */
+#include <galileo/gt64260R.h>
+
+/* driver related defines */
+
+int mpsc_init(int baud);
+void mpsc_init2(void);
+char mpsc_getchar(void);
+int mpsc_test_char(void);
+int galbrg_set_baudrate(int channel, int rate);
+
+int mpsc_putchar_early(char ch);
+extern int (*mpsc_putchar)(char ch);
+
+#define CHANNEL CONFIG_MPSC_PORT
+
+#define TX_DESC     5
+#define RX_DESC     20
+
+#define DESC_FIRST  0x00010000
+#define DESC_LAST   0x00020000
+#define DESC_OWNER  0x80000000
+
+#define TX_DEMAND   0x00800000
+#define TX_STOP     0x00010000
+#define RX_ENABLE   0x00000080
+
+#define SDMA_RX_ABORT 		  (1 << 15)
+#define SDMA_TX_ABORT 		  (1 << 31)
+#define MPSC_TX_ABORT 		  (1 << 7)
+#define MPSC_RX_ABORT             (1 << 23)
+#define MPSC_ENTER_HUNT           (1 << 31)
+
+/* MPSC defines */
+
+#define GALMPSC_CONNECT            0x1
+#define GALMPSC_DISCONNECT         0x0
+
+#define GALMPSC_UART               0x1
+
+#define GALMPSC_STOP_BITS_1        0x0
+#define GALMPSC_STOP_BITS_2        0x1
+#define GALMPSC_CHAR_LENGTH_8      0x3
+#define GALMPSC_CHAR_LENGTH_7      0x2
+
+#define GALMPSC_PARITY_ODD         0x0
+#define GALMPSC_PARITY_EVEN        0x2
+#define GALMPSC_PARITY_MARK        0x3
+#define GALMPSC_PARITY_SPACE       0x1
+#define GALMPSC_PARITY_NONE        -1
+
+#define GALMPSC_SERIAL_MULTIPLEX   SERIAL_PORT_MULTIPLEX           /* 0xf010 */
+#define GALMPSC_ROUTING_REGISTER   MAIN_ROUTING_REGISTER           /* 0xb400 */
+#define GALMPSC_RxC_ROUTE          RECEIVE_CLOCK_ROUTING_REGISTER  /* 0xb404 */
+#define GALMPSC_TxC_ROUTE          TRANSMIT_CLOCK_ROUTING_REGISTER /* 0xb408 */
+#define GALMPSC_MCONF_LOW          MPSC0_MAIN_CONFIGURATION_LOW    /* 0x8000 */
+#define GALMPSC_MCONF_HIGH         MPSC0_MAIN_CONFIGURATION_HIGH   /* 0x8004 */
+#define GALMPSC_PROTOCONF_REG      MPSC0_PROTOCOL_CONFIGURATION    /* 0x8008 */
+
+#define GALMPSC_REG_GAP            0x1000
+
+#define GALMPSC_MCONF_CHREG_BASE   CHANNEL0_REGISTER1  /* 0x800c */
+#define GALMPSC_CHANNELREG_1       CHANNEL0_REGISTER1  /* 0x800c */
+#define GALMPSC_CHANNELREG_2       CHANNEL0_REGISTER2  /* 0x8010 */
+#define GALMPSC_CHANNELREG_3       CHANNEL0_REGISTER3  /* 0x8014 */
+#define GALMPSC_CHANNELREG_4       CHANNEL0_REGISTER4  /* 0x8018 */
+#define GALMPSC_CHANNELREG_5       CHANNEL0_REGISTER5  /* 0x801c */
+#define GALMPSC_CHANNELREG_6       CHANNEL0_REGISTER6  /* 0x8020 */
+#define GALMPSC_CHANNELREG_7       CHANNEL0_REGISTER7  /* 0x8024 */
+#define GALMPSC_CHANNELREG_8       CHANNEL0_REGISTER8  /* 0x8028 */
+#define GALMPSC_CHANNELREG_9       CHANNEL0_REGISTER9  /* 0x802c */
+#define GALMPSC_CHANNELREG_10      CHANNEL0_REGISTER10 /* 0x8030 */
+#define GALMPSC_CHANNELREG_11      CHANNEL0_REGISTER11 /* 0x8034 */
+
+#define GALSDMA_COMMAND_FIRST     (1 << 16)
+#define GALSDMA_COMMAND_LAST      (1 << 17)
+#define GALSDMA_COMMAND_ENABLEINT (1 << 23)
+#define GALSDMA_COMMAND_AUTO      (1 << 30)
+#define GALSDMA_COMMAND_OWNER     (1 << 31)
+
+#define GALSDMA_RX                 0
+#define GALSDMA_TX                 1
+
+/* CHANNEL2 should be CHANNEL1, according to documentation,
+ * but to work with the current GTREGS file...
+ */
+#define GALSDMA_0_CONF_REG         CHANNEL0_CONFIGURATION_REGISTER   /* 0x4000 */
+#define GALSDMA_1_CONF_REG         CHANNEL2_CONFIGURATION_REGISTER   /* 0x6000 */
+#define GALSDMA_0_COM_REG          CHANNEL0_COMMAND_REGISTER         /* 0x4008 */
+#define GALSDMA_1_COM_REG          CHANNEL2_COMMAND_REGISTER         /* 0x6008 */
+#define GALSDMA_0_CUR_RX_PTR       CHANNEL0_CURRENT_RX_DESCRIPTOR_POINTER  /* 0x4810 */
+#define GALSDMA_0_CUR_TX_PTR       CHANNEL0_CURRENT_TX_DESCRIPTOR_POINTER  /* 0x4c10 */
+#define GALSDMA_0_FIR_TX_PTR       CHANNEL0_FIRST_TX_DESCRIPTOR_POINTER    /* 0x4c14 */
+#define GALSDMA_1_CUR_RX_PTR       CHANNEL2_CURRENT_RX_DESCRIPTOR_POINTER  /* 0x6810 */
+#define GALSDMA_1_CUR_TX_PTR       CHANNEL2_CURRENT_TX_DESCRIPTOR_POINTER  /* 0x6c10 */
+#define GALSDMA_1_FIR_TX_PTR       CHANNEL2_FIRST_TX_DESCRIPTOR_POINTER    /* 0x6c14 */
+#define GALSDMA_REG_DIFF           0x2000
+
+/* WRONG in gt64260R.h */
+#define GALSDMA_INT_CAUSE          0xb800   /* SDMA_CAUSE */
+#define GALSDMA_INT_MASK           0xb880   /* SDMA_MASK  */
+
+#define GALSDMA_MODE_UART          0
+#define GALSDMA_MODE_BISYNC        1
+#define GALSDMA_MODE_HDLC          2
+#define GALSDMA_MODE_TRANSPARENT   3
+
+#define GALBRG_0_CONFREG           BRG0_CONFIGURATION_REGISTER  /*  0xb200  */
+#define GALBRG_REG_GAP             0x0008
+#define GALBRG_0_BTREG             BRG0_BAUDE_TUNING_REGISTER   /*  0xb204  */
+
+#endif /* __MPSC_H__ */