patch-2.1.70 linux/drivers/char/cd1865.h
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- Lines: 264
- Date:
Tue Dec 2 09:19:03 1997
- Orig file:
v2.1.69/linux/drivers/char/cd1865.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.1.69/linux/drivers/char/cd1865.h linux/drivers/char/cd1865.h
@@ -0,0 +1,263 @@
+/*
+ * linux/drivers/char/cd1865.h -- Definitions relating to the CD1865
+ * for the Specialix IO8+ multiport serial driver.
+ *
+ * Copyright (C) 1997 Roger Wolff (R.E.Wolff@BitWizard.nl)
+ * Copyright (C) 1994-1996 Dmitry Gorodchanin (begemot@bgm.rosprint.net)
+ *
+ * Specialix pays for the development and support of this driver.
+ * Please DO contact io8-linux@specialix.co.uk if you require
+ * support.
+ *
+ * This driver was developped in the BitWizard linux device
+ * driver service. If you require a linux device driver for your
+ * product, please contact devices@BitWizard.nl for a quote.
+ *
+ */
+
+/*
+ * Definitions for Driving CD180/CD1864/CD1865 based eightport serial cards.
+ */
+
+
+/* Values of choice for Interrupt ACKs */
+/* These values are "obligatory" if you use the register based
+ * interrupt acknowledgements. See page 99-101 of V2.0 of the CD1865
+ * databook */
+#define SX_ACK_MINT 0x75 /* goes to PILR1 */
+#define SX_ACK_TINT 0x76 /* goes to PILR2 */
+#define SX_ACK_RINT 0x77 /* goes to PILR3 */
+
+/* Chip ID (is used when chips ar daisy chained.) */
+#define SX_ID 0x10
+
+/* Definitions for Cirrus Logic CL-CD186x 8-port async mux chip */
+
+#define CD186x_NCH 8 /* Total number of channels */
+#define CD186x_TPC 16 /* Ticks per character */
+#define CD186x_NFIFO 8 /* TX FIFO size */
+
+
+/* Global registers */
+
+#define CD186x_GIVR 0x40 /* Global Interrupt Vector Register */
+#define CD186x_GICR 0x41 /* Global Interrupting Channel Register */
+#define CD186x_PILR1 0x61 /* Priority Interrupt Level Register 1 */
+#define CD186x_PILR2 0x62 /* Priority Interrupt Level Register 2 */
+#define CD186x_PILR3 0x63 /* Priority Interrupt Level Register 3 */
+#define CD186x_CAR 0x64 /* Channel Access Register */
+#define CD186x_SRSR 0x65 /* Channel Access Register */
+#define CD186x_GFRCR 0x6b /* Global Firmware Revision Code Register */
+#define CD186x_PPRH 0x70 /* Prescaler Period Register High */
+#define CD186x_PPRL 0x71 /* Prescaler Period Register Low */
+#define CD186x_RDR 0x78 /* Receiver Data Register */
+#define CD186x_RCSR 0x7a /* Receiver Character Status Register */
+#define CD186x_TDR 0x7b /* Transmit Data Register */
+#define CD186x_EOIR 0x7f /* End of Interrupt Register */
+#define CD186x_MRAR 0x75 /* Modem Request Acknowlege register */
+#define CD186x_TRAR 0x76 /* Transmit Request Acknowlege register */
+#define CD186x_RRAR 0x77 /* Recieve Request Acknowlege register */
+#define CD186x_SRCR 0x66 /* Service Request Configuration register */
+
+/* Channel Registers */
+
+#define CD186x_CCR 0x01 /* Channel Command Register */
+#define CD186x_IER 0x02 /* Interrupt Enable Register */
+#define CD186x_COR1 0x03 /* Channel Option Register 1 */
+#define CD186x_COR2 0x04 /* Channel Option Register 2 */
+#define CD186x_COR3 0x05 /* Channel Option Register 3 */
+#define CD186x_CCSR 0x06 /* Channel Control Status Register */
+#define CD186x_RDCR 0x07 /* Receive Data Count Register */
+#define CD186x_SCHR1 0x09 /* Special Character Register 1 */
+#define CD186x_SCHR2 0x0a /* Special Character Register 2 */
+#define CD186x_SCHR3 0x0b /* Special Character Register 3 */
+#define CD186x_SCHR4 0x0c /* Special Character Register 4 */
+#define CD186x_MCOR1 0x10 /* Modem Change Option 1 Register */
+#define CD186x_MCOR2 0x11 /* Modem Change Option 2 Register */
+#define CD186x_MCR 0x12 /* Modem Change Register */
+#define CD186x_RTPR 0x18 /* Receive Timeout Period Register */
+#define CD186x_MSVR 0x28 /* Modem Signal Value Register */
+#define CD186x_MSVRTS 0x29 /* Modem Signal Value Register */
+#define CD186x_MSVDTR 0x2a /* Modem Signal Value Register */
+#define CD186x_RBPRH 0x31 /* Receive Baud Rate Period Register High */
+#define CD186x_RBPRL 0x32 /* Receive Baud Rate Period Register Low */
+#define CD186x_TBPRH 0x39 /* Transmit Baud Rate Period Register High */
+#define CD186x_TBPRL 0x3a /* Transmit Baud Rate Period Register Low */
+
+
+/* Global Interrupt Vector Register (R/W) */
+
+#define GIVR_ITMASK 0x07 /* Interrupt type mask */
+#define GIVR_IT_MODEM 0x01 /* Modem Signal Change Interrupt */
+#define GIVR_IT_TX 0x02 /* Transmit Data Interrupt */
+#define GIVR_IT_RCV 0x03 /* Receive Good Data Interrupt */
+#define GIVR_IT_REXC 0x07 /* Receive Exception Interrupt */
+
+
+/* Global Interrupt Channel Register (R/W) */
+
+#define GICR_CHAN 0x1c /* Channel Number Mask */
+#define GICR_CHAN_OFF 2 /* Channel Number shift */
+
+
+/* Channel Address Register (R/W) */
+
+#define CAR_CHAN 0x07 /* Channel Number Mask */
+#define CAR_A7 0x08 /* A7 Address Extension (unused) */
+
+
+/* Receive Character Status Register (R/O) */
+
+#define RCSR_TOUT 0x80 /* Rx Timeout */
+#define RCSR_SCDET 0x70 /* Special Character Detected Mask */
+#define RCSR_NO_SC 0x00 /* No Special Characters Detected */
+#define RCSR_SC_1 0x10 /* Special Char 1 (or 1 & 3) Detected */
+#define RCSR_SC_2 0x20 /* Special Char 2 (or 2 & 4) Detected */
+#define RCSR_SC_3 0x30 /* Special Char 3 Detected */
+#define RCSR_SC_4 0x40 /* Special Char 4 Detected */
+#define RCSR_BREAK 0x08 /* Break has been detected */
+#define RCSR_PE 0x04 /* Parity Error */
+#define RCSR_FE 0x02 /* Frame Error */
+#define RCSR_OE 0x01 /* Overrun Error */
+
+
+/* Channel Command Register (R/W) (commands in groups can be OR-ed) */
+
+#define CCR_HARDRESET 0x81 /* Reset the chip */
+
+#define CCR_SOFTRESET 0x80 /* Soft Channel Reset */
+
+#define CCR_CORCHG1 0x42 /* Channel Option Register 1 Changed */
+#define CCR_CORCHG2 0x44 /* Channel Option Register 2 Changed */
+#define CCR_CORCHG3 0x48 /* Channel Option Register 3 Changed */
+
+#define CCR_SSCH1 0x21 /* Send Special Character 1 */
+
+#define CCR_SSCH2 0x22 /* Send Special Character 2 */
+
+#define CCR_SSCH3 0x23 /* Send Special Character 3 */
+
+#define CCR_SSCH4 0x24 /* Send Special Character 4 */
+
+#define CCR_TXEN 0x18 /* Enable Transmitter */
+#define CCR_RXEN 0x12 /* Enable Receiver */
+
+#define CCR_TXDIS 0x14 /* Disable Transmitter */
+#define CCR_RXDIS 0x11 /* Disable Receiver */
+
+
+/* Interrupt Enable Register (R/W) */
+
+#define IER_DSR 0x80 /* Enable interrupt on DSR change */
+#define IER_CD 0x40 /* Enable interrupt on CD change */
+#define IER_CTS 0x20 /* Enable interrupt on CTS change */
+#define IER_RXD 0x10 /* Enable interrupt on Receive Data */
+#define IER_RXSC 0x08 /* Enable interrupt on Receive Spec. Char */
+#define IER_TXRDY 0x04 /* Enable interrupt on TX FIFO empty */
+#define IER_TXEMPTY 0x02 /* Enable interrupt on TX completely empty */
+#define IER_RET 0x01 /* Enable interrupt on RX Exc. Timeout */
+
+
+/* Channel Option Register 1 (R/W) */
+
+#define COR1_ODDP 0x80 /* Odd Parity */
+#define COR1_PARMODE 0x60 /* Parity Mode mask */
+#define COR1_NOPAR 0x00 /* No Parity */
+#define COR1_FORCEPAR 0x20 /* Force Parity */
+#define COR1_NORMPAR 0x40 /* Normal Parity */
+#define COR1_IGNORE 0x10 /* Ignore Parity on RX */
+#define COR1_STOPBITS 0x0c /* Number of Stop Bits */
+#define COR1_1SB 0x00 /* 1 Stop Bit */
+#define COR1_15SB 0x04 /* 1.5 Stop Bits */
+#define COR1_2SB 0x08 /* 2 Stop Bits */
+#define COR1_CHARLEN 0x03 /* Character Length */
+#define COR1_5BITS 0x00 /* 5 bits */
+#define COR1_6BITS 0x01 /* 6 bits */
+#define COR1_7BITS 0x02 /* 7 bits */
+#define COR1_8BITS 0x03 /* 8 bits */
+
+
+/* Channel Option Register 2 (R/W) */
+
+#define COR2_IXM 0x80 /* Implied XON mode */
+#define COR2_TXIBE 0x40 /* Enable In-Band (XON/XOFF) Flow Control */
+#define COR2_ETC 0x20 /* Embedded Tx Commands Enable */
+#define COR2_LLM 0x10 /* Local Loopback Mode */
+#define COR2_RLM 0x08 /* Remote Loopback Mode */
+#define COR2_RTSAO 0x04 /* RTS Automatic Output Enable */
+#define COR2_CTSAE 0x02 /* CTS Automatic Enable */
+#define COR2_DSRAE 0x01 /* DSR Automatic Enable */
+
+
+/* Channel Option Register 3 (R/W) */
+
+#define COR3_XONCH 0x80 /* XON is a pair of characters (1 & 3) */
+#define COR3_XOFFCH 0x40 /* XOFF is a pair of characters (2 & 4) */
+#define COR3_FCT 0x20 /* Flow-Control Transparency Mode */
+#define COR3_SCDE 0x10 /* Special Character Detection Enable */
+#define COR3_RXTH 0x0f /* RX FIFO Threshold value (1-8) */
+
+
+/* Channel Control Status Register (R/O) */
+
+#define CCSR_RXEN 0x80 /* Receiver Enabled */
+#define CCSR_RXFLOFF 0x40 /* Receive Flow Off (XOFF was sent) */
+#define CCSR_RXFLON 0x20 /* Receive Flow On (XON was sent) */
+#define CCSR_TXEN 0x08 /* Transmitter Enabled */
+#define CCSR_TXFLOFF 0x04 /* Transmit Flow Off (got XOFF) */
+#define CCSR_TXFLON 0x02 /* Transmit Flow On (got XON) */
+
+
+/* Modem Change Option Register 1 (R/W) */
+
+#define MCOR1_DSRZD 0x80 /* Detect 0->1 transition of DSR */
+#define MCOR1_CDZD 0x40 /* Detect 0->1 transition of CD */
+#define MCOR1_CTSZD 0x20 /* Detect 0->1 transition of CTS */
+#define MCOR1_DTRTH 0x0f /* Auto DTR flow control Threshold (1-8) */
+#define MCOR1_NODTRFC 0x0 /* Automatic DTR flow control disabled */
+
+
+/* Modem Change Option Register 2 (R/W) */
+
+#define MCOR2_DSROD 0x80 /* Detect 1->0 transition of DSR */
+#define MCOR2_CDOD 0x40 /* Detect 1->0 transition of CD */
+#define MCOR2_CTSOD 0x20 /* Detect 1->0 transition of CTS */
+
+/* Modem Change Register (R/W) */
+
+#define MCR_DSRCHG 0x80 /* DSR Changed */
+#define MCR_CDCHG 0x40 /* CD Changed */
+#define MCR_CTSCHG 0x20 /* CTS Changed */
+
+
+/* Modem Signal Value Register (R/W) */
+
+#define MSVR_DSR 0x80 /* Current state of DSR input */
+#define MSVR_CD 0x40 /* Current state of CD input */
+#define MSVR_CTS 0x20 /* Current state of CTS input */
+#define MSVR_DTR 0x02 /* Current state of DTR output */
+#define MSVR_RTS 0x01 /* Current state of RTS output */
+
+
+/* Escape characters */
+
+#define CD186x_C_ESC 0x00 /* Escape character */
+#define CD186x_C_SBRK 0x81 /* Start sending BREAK */
+#define CD186x_C_DELAY 0x82 /* Delay output */
+#define CD186x_C_EBRK 0x83 /* Stop sending BREAK */
+
+#define SRSR_RREQint 0x10 /* This chip wants "rec" serviced */
+#define SRSR_TREQint 0x04 /* This chip wants "transmit" serviced */
+#define SRSR_MREQint 0x01 /* This chip wants "mdm change" serviced */
+
+
+
+#define SRCR_PKGTYPE 0x80
+#define SRCR_REGACKEN 0x40
+#define SRCR_DAISYEN 0x20
+#define SRCR_GLOBPRI 0x10
+#define SRCR_UNFAIR 0x08
+#define SRCR_AUTOPRI 0x02
+#define SRCR_PRISEL 0x01
+
+
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