patch-2.4.10 linux/drivers/char/serial_tx3912.h
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- Lines: 93
- Date:
Fri Sep 7 09:28:38 2001
- Orig file:
v2.4.9/linux/drivers/char/serial_tx3912.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.4.9/linux/drivers/char/serial_tx3912.h linux/drivers/char/serial_tx3912.h
@@ -0,0 +1,92 @@
+/*
+ * drivers/char/serial_tx3912.h
+ *
+ * Copyright (C) 1999 Harald Koerfgen
+ * Copyright (C) 2000 Jim Pick <jim@jimpick.com>
+ * Copyright (C) 2001 Steven J. Hill (sjhill@realitydiluted.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Serial driver for TMPR3912/05 and PR31700 processors
+ */
+#include <linux/serialP.h>
+#include <linux/generic_serial.h>
+
+/* UART Interrupt (Interrupt 2) bits (UARTA,UARTB) */
+#define UART_RX_INT 9 /* receiver holding register full (31, 21) */
+#define UART_RXOVERRUN_INT 8 /* receiver overrun error (30, 20) */
+#define UART_FRAMEERR_INT 7 /* receiver frame error (29, 19) */
+#define UART_BREAK_INT 6 /* received break signal (28, 18) */
+#define UART_PARITYERR_INT 5 /* receiver parity error (27, 17) */
+#define UART_TX_INT 4 /* transmit holding register empty (26, 16) */
+#define UART_TXOVERRUN_INT 3 /* transmit overrun error (25, 15) */
+#define UART_EMPTY_INT 2 /* both trans/recv regs empty (24, 14) */
+#define UART_DMAFULL_INT 1 /* DMA at end of buffer (23, 13) */
+#define UART_DMAHALF_INT 0 /* DMA halfway through buffer */ (22, 12) */
+
+#define UARTA_SHIFT 22
+#define UARTB_SHIFT 12
+
+#define INTTYPE(interrupttype) (1 << interrupttype)
+
+/*
+ * This driver can spew a whole lot of debugging output at you. If you
+ * need maximum performance, you should disable the DEBUG define.
+ */
+#undef TX3912_UART_DEBUG
+
+#ifdef TX3912_UART_DEBUG
+#define TX3912_UART_DEBUG_OPEN 0x00000001
+#define TX3912_UART_DEBUG_SETTING 0x00000002
+#define TX3912_UART_DEBUG_FLOW 0x00000004
+#define TX3912_UART_DEBUG_MODEMSIGNALS 0x00000008
+#define TX3912_UART_DEBUG_TERMIOS 0x00000010
+#define TX3912_UART_DEBUG_TRANSMIT 0x00000020
+#define TX3912_UART_DEBUG_RECEIVE 0x00000040
+#define TX3912_UART_DEBUG_INTERRUPTS 0x00000080
+#define TX3912_UART_DEBUG_PROBE 0x00000100
+#define TX3912_UART_DEBUG_INIT 0x00000200
+#define TX3912_UART_DEBUG_CLEANUP 0x00000400
+#define TX3912_UART_DEBUG_CLOSE 0x00000800
+#define TX3912_UART_DEBUG_FIRMWARE 0x00001000
+#define TX3912_UART_DEBUG_MEMTEST 0x00002000
+#define TX3912_UART_DEBUG_THROTTLE 0x00004000
+#define TX3912_UART_DEBUG_ALL 0xffffffff
+
+int rs_debug = TX3912_UART_DEBUG_ALL & ~TX3912_UART_DEBUG_TRANSMIT;
+
+#define rs_dprintk(f, str...) if (rs_debug & f) printk (str)
+#define func_enter() rs_dprintk (TX3912_UART_DEBUG_FLOW, \
+ "rs: enter " __FUNCTION__ "\n")
+#define func_exit() rs_dprintk (TX3912_UART_DEBUG_FLOW, \
+ "rs: exit " __FUNCTION__ "\n")
+
+#else
+#define rs_dprintk(f, str...)
+#define func_enter()
+#define func_exit()
+
+#endif /* TX3912_UART_DEBUG */
+
+/*
+ * Number of serial ports
+ */
+#define TX3912_UART_NPORTS 2
+
+/*
+ * Hardware specific serial port structure
+ */
+struct rs_port {
+ struct gs_port gs; /* Must be first field! */
+
+ unsigned long base;
+ int intshift; /* Register shift */
+ struct wait_queue *shutdown_wait;
+ int stat_flags;
+ struct async_icount icount; /* Counters for 4 input IRQs */
+ int read_status_mask;
+ int ignore_status_mask;
+ int x_char; /* XON/XOFF character */
+};
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