152 lines
4.5 KiB
C
152 lines
4.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _MXSER_H
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#define _MXSER_H
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/*
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* Semi-public control interfaces
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*/
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/*
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* MOXA ioctls
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*/
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#define MOXA 0x400
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#define MOXA_GETDATACOUNT (MOXA + 23)
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#define MOXA_DIAGNOSE (MOXA + 50)
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#define MOXA_CHKPORTENABLE (MOXA + 60)
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#define MOXA_HighSpeedOn (MOXA + 61)
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#define MOXA_GET_MAJOR (MOXA + 63)
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#define MOXA_GETMSTATUS (MOXA + 65)
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#define MOXA_SET_OP_MODE (MOXA + 66)
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#define MOXA_GET_OP_MODE (MOXA + 67)
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#define RS232_MODE 0
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#define RS485_2WIRE_MODE 1
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#define RS422_MODE 2
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#define RS485_4WIRE_MODE 3
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#define OP_MODE_MASK 3
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#define MOXA_SDS_RSTICOUNTER (MOXA + 69)
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#define MOXA_ASPP_OQUEUE (MOXA + 70)
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#define MOXA_ASPP_MON (MOXA + 73)
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#define MOXA_ASPP_LSTATUS (MOXA + 74)
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#define MOXA_ASPP_MON_EXT (MOXA + 75)
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#define MOXA_SET_BAUD_METHOD (MOXA + 76)
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/* --------------------------------------------------- */
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#define NPPI_NOTIFY_PARITY 0x01
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#define NPPI_NOTIFY_FRAMING 0x02
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#define NPPI_NOTIFY_HW_OVERRUN 0x04
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#define NPPI_NOTIFY_SW_OVERRUN 0x08
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#define NPPI_NOTIFY_BREAK 0x10
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#define NPPI_NOTIFY_CTSHOLD 0x01 /* Tx hold by CTS low */
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#define NPPI_NOTIFY_DSRHOLD 0x02 /* Tx hold by DSR low */
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#define NPPI_NOTIFY_XOFFHOLD 0x08 /* Tx hold by Xoff received */
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#define NPPI_NOTIFY_XOFFXENT 0x10 /* Xoff Sent */
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/* follow just for Moxa Must chip define. */
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/* */
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/* when LCR register (offset 0x03) write following value, */
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/* the Must chip will enter enchance mode. And write value */
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/* on EFR (offset 0x02) bit 6,7 to change bank. */
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#define MOXA_MUST_ENTER_ENCHANCE 0xBF
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/* when enhance mode enable, access on general bank register */
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#define MOXA_MUST_GDL_REGISTER 0x07
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#define MOXA_MUST_GDL_MASK 0x7F
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#define MOXA_MUST_GDL_HAS_BAD_DATA 0x80
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#define MOXA_MUST_LSR_RERR 0x80 /* error in receive FIFO */
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/* enchance register bank select and enchance mode setting register */
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/* when LCR register equal to 0xBF */
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#define MOXA_MUST_EFR_REGISTER 0x02
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/* enchance mode enable */
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#define MOXA_MUST_EFR_EFRB_ENABLE 0x10
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/* enchance reister bank set 0, 1, 2 */
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#define MOXA_MUST_EFR_BANK0 0x00
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#define MOXA_MUST_EFR_BANK1 0x40
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#define MOXA_MUST_EFR_BANK2 0x80
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#define MOXA_MUST_EFR_BANK3 0xC0
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#define MOXA_MUST_EFR_BANK_MASK 0xC0
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/* set XON1 value register, when LCR=0xBF and change to bank0 */
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#define MOXA_MUST_XON1_REGISTER 0x04
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/* set XON2 value register, when LCR=0xBF and change to bank0 */
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#define MOXA_MUST_XON2_REGISTER 0x05
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/* set XOFF1 value register, when LCR=0xBF and change to bank0 */
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#define MOXA_MUST_XOFF1_REGISTER 0x06
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/* set XOFF2 value register, when LCR=0xBF and change to bank0 */
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#define MOXA_MUST_XOFF2_REGISTER 0x07
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#define MOXA_MUST_RBRTL_REGISTER 0x04
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#define MOXA_MUST_RBRTH_REGISTER 0x05
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#define MOXA_MUST_RBRTI_REGISTER 0x06
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#define MOXA_MUST_THRTL_REGISTER 0x07
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#define MOXA_MUST_ENUM_REGISTER 0x04
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#define MOXA_MUST_HWID_REGISTER 0x05
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#define MOXA_MUST_ECR_REGISTER 0x06
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#define MOXA_MUST_CSR_REGISTER 0x07
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/* good data mode enable */
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#define MOXA_MUST_FCR_GDA_MODE_ENABLE 0x20
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/* only good data put into RxFIFO */
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#define MOXA_MUST_FCR_GDA_ONLY_ENABLE 0x10
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/* enable CTS interrupt */
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#define MOXA_MUST_IER_ECTSI 0x80
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/* enable RTS interrupt */
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#define MOXA_MUST_IER_ERTSI 0x40
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/* enable Xon/Xoff interrupt */
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#define MOXA_MUST_IER_XINT 0x20
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/* enable GDA interrupt */
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#define MOXA_MUST_IER_EGDAI 0x10
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#define MOXA_MUST_RECV_ISR (UART_IER_RDI | MOXA_MUST_IER_EGDAI)
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/* GDA interrupt pending */
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#define MOXA_MUST_IIR_GDA 0x1C
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#define MOXA_MUST_IIR_RDA 0x04
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#define MOXA_MUST_IIR_RTO 0x0C
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#define MOXA_MUST_IIR_LSR 0x06
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/* received Xon/Xoff or specical interrupt pending */
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#define MOXA_MUST_IIR_XSC 0x10
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/* RTS/CTS change state interrupt pending */
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#define MOXA_MUST_IIR_RTSCTS 0x20
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#define MOXA_MUST_IIR_MASK 0x3E
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#define MOXA_MUST_MCR_XON_FLAG 0x40
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#define MOXA_MUST_MCR_XON_ANY 0x80
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#define MOXA_MUST_MCR_TX_XON 0x08
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/* software flow control on chip mask value */
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#define MOXA_MUST_EFR_SF_MASK 0x0F
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/* send Xon1/Xoff1 */
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#define MOXA_MUST_EFR_SF_TX1 0x08
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/* send Xon2/Xoff2 */
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#define MOXA_MUST_EFR_SF_TX2 0x04
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/* send Xon1,Xon2/Xoff1,Xoff2 */
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#define MOXA_MUST_EFR_SF_TX12 0x0C
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/* don't send Xon/Xoff */
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#define MOXA_MUST_EFR_SF_TX_NO 0x00
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/* Tx software flow control mask */
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#define MOXA_MUST_EFR_SF_TX_MASK 0x0C
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/* don't receive Xon/Xoff */
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#define MOXA_MUST_EFR_SF_RX_NO 0x00
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/* receive Xon1/Xoff1 */
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#define MOXA_MUST_EFR_SF_RX1 0x02
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/* receive Xon2/Xoff2 */
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#define MOXA_MUST_EFR_SF_RX2 0x01
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/* receive Xon1,Xon2/Xoff1,Xoff2 */
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#define MOXA_MUST_EFR_SF_RX12 0x03
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/* Rx software flow control mask */
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#define MOXA_MUST_EFR_SF_RX_MASK 0x03
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#endif
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