diff options
Diffstat (limited to 'drivers/tty/mxser.h')
| -rw-r--r-- | drivers/tty/mxser.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/drivers/tty/mxser.h b/drivers/tty/mxser.h new file mode 100644 index 00000000000..41878a69203 --- /dev/null +++ b/drivers/tty/mxser.h @@ -0,0 +1,150 @@ +#ifndef _MXSER_H +#define _MXSER_H + +/* + * Semi-public control interfaces + */ + +/* + * MOXA ioctls + */ + +#define MOXA 0x400 +#define MOXA_GETDATACOUNT (MOXA + 23) +#define MOXA_DIAGNOSE (MOXA + 50) +#define MOXA_CHKPORTENABLE (MOXA + 60) +#define MOXA_HighSpeedOn (MOXA + 61) +#define MOXA_GET_MAJOR (MOXA + 63) +#define MOXA_GETMSTATUS (MOXA + 65) +#define MOXA_SET_OP_MODE (MOXA + 66) +#define MOXA_GET_OP_MODE (MOXA + 67) + +#define RS232_MODE 0 +#define RS485_2WIRE_MODE 1 +#define RS422_MODE 2 +#define RS485_4WIRE_MODE 3 +#define OP_MODE_MASK 3 + +#define MOXA_SDS_RSTICOUNTER (MOXA + 69) +#define MOXA_ASPP_OQUEUE (MOXA + 70) +#define MOXA_ASPP_MON (MOXA + 73) +#define MOXA_ASPP_LSTATUS (MOXA + 74) +#define MOXA_ASPP_MON_EXT (MOXA + 75) +#define MOXA_SET_BAUD_METHOD (MOXA + 76) + +/* --------------------------------------------------- */ + +#define NPPI_NOTIFY_PARITY 0x01 +#define NPPI_NOTIFY_FRAMING 0x02 +#define NPPI_NOTIFY_HW_OVERRUN 0x04 +#define NPPI_NOTIFY_SW_OVERRUN 0x08 +#define NPPI_NOTIFY_BREAK 0x10 + +#define NPPI_NOTIFY_CTSHOLD 0x01 /* Tx hold by CTS low */ +#define NPPI_NOTIFY_DSRHOLD 0x02 /* Tx hold by DSR low */ +#define NPPI_NOTIFY_XOFFHOLD 0x08 /* Tx hold by Xoff received */ +#define NPPI_NOTIFY_XOFFXENT 0x10 /* Xoff Sent */ + +/* follow just for Moxa Must chip define. */ +/* */ +/* when LCR register (offset 0x03) write following value, */ +/* the Must chip will enter enchance mode. And write value */ +/* on EFR (offset 0x02) bit 6,7 to change bank. */ +#define MOXA_MUST_ENTER_ENCHANCE 0xBF + +/* when enhance mode enable, access on general bank register */ +#define MOXA_MUST_GDL_REGISTER 0x07 +#define MOXA_MUST_GDL_MASK 0x7F +#define MOXA_MUST_GDL_HAS_BAD_DATA 0x80 + +#define MOXA_MUST_LSR_RERR 0x80 /* error in receive FIFO */ +/* enchance register bank select and enchance mode setting register */ +/* when LCR register equal to 0xBF */ +#define MOXA_MUST_EFR_REGISTER 0x02 +/* enchance mode enable */ +#define MOXA_MUST_EFR_EFRB_ENABLE 0x10 +/* enchance reister bank set 0, 1, 2 */ +#define MOXA_MUST_EFR_BANK0 0x00 +#define MOXA_MUST_EFR_BANK1 0x40 +#define MOXA_MUST_EFR_BANK2 0x80 +#define MOXA_MUST_EFR_BANK3 0xC0 +#define MOXA_MUST_EFR_BANK_MASK 0xC0 + +/* set XON1 value register, when LCR=0xBF and change to bank0 */ +#define MOXA_MUST_XON1_REGISTER 0x04 + +/* set XON2 value register, when LCR=0xBF and change to bank0 */ +#define MOXA_MUST_XON2_REGISTER 0x05 + +/* set XOFF1 value register, when LCR=0xBF and change to bank0 */ +#define MOXA_MUST_XOFF1_REGISTER 0x06 + +/* set XOFF2 value register, when LCR=0xBF and change to bank0 */ +#define MOXA_MUST_XOFF2_REGISTER 0x07 + +#define MOXA_MUST_RBRTL_REGISTER 0x04 +#define MOXA_MUST_RBRTH_REGISTER 0x05 +#define MOXA_MUST_RBRTI_REGISTER 0x06 +#define MOXA_MUST_THRTL_REGISTER 0x07 +#define MOXA_MUST_ENUM_REGISTER 0x04 +#define MOXA_MUST_HWID_REGISTER 0x05 +#define MOXA_MUST_ECR_REGISTER 0x06 +#define MOXA_MUST_CSR_REGISTER 0x07 + +/* good data mode enable */ +#define MOXA_MUST_FCR_GDA_MODE_ENABLE 0x20 +/* only good data put into RxFIFO */ +#define MOXA_MUST_FCR_GDA_ONLY_ENABLE 0x10 + +/* enable CTS interrupt */ +#define MOXA_MUST_IER_ECTSI 0x80 +/* enable RTS interrupt */ +#define MOXA_MUST_IER_ERTSI 0x40 +/* enable Xon/Xoff interrupt */ +#define MOXA_MUST_IER_XINT 0x20 +/* enable GDA interrupt */ +#define MOXA_MUST_IER_EGDAI 0x10 + +#define MOXA_MUST_RECV_ISR (UART_IER_RDI | MOXA_MUST_IER_EGDAI) + +/* GDA interrupt pending */ +#define MOXA_MUST_IIR_GDA 0x1C +#define MOXA_MUST_IIR_RDA 0x04 +#define MOXA_MUST_IIR_RTO 0x0C +#define MOXA_MUST_IIR_LSR 0x06 + +/* recieved Xon/Xoff or specical interrupt pending */ +#define MOXA_MUST_IIR_XSC 0x10 + +/* RTS/CTS change state interrupt pending */ +#define MOXA_MUST_IIR_RTSCTS 0x20 +#define MOXA_MUST_IIR_MASK 0x3E + +#define MOXA_MUST_MCR_XON_FLAG 0x40 +#define MOXA_MUST_MCR_XON_ANY 0x80 +#define MOXA_MUST_MCR_TX_XON 0x08 + +/* software flow control on chip mask value */ +#define MOXA_MUST_EFR_SF_MASK 0x0F +/* send Xon1/Xoff1 */ +#define MOXA_MUST_EFR_SF_TX1 0x08 +/* send Xon2/Xoff2 */ +#define MOXA_MUST_EFR_SF_TX2 0x04 +/* send Xon1,Xon2/Xoff1,Xoff2 */ +#define MOXA_MUST_EFR_SF_TX12 0x0C +/* don't send Xon/Xoff */ +#define MOXA_MUST_EFR_SF_TX_NO 0x00 +/* Tx software flow control mask */ +#define MOXA_MUST_EFR_SF_TX_MASK 0x0C +/* don't receive Xon/Xoff */ +#define MOXA_MUST_EFR_SF_RX_NO 0x00 +/* receive Xon1/Xoff1 */ +#define MOXA_MUST_EFR_SF_RX1 0x02 +/* receive Xon2/Xoff2 */ +#define MOXA_MUST_EFR_SF_RX2 0x01 +/* receive Xon1,Xon2/Xoff1,Xoff2 */ +#define MOXA_MUST_EFR_SF_RX12 0x03 +/* Rx software flow control mask */ +#define MOXA_MUST_EFR_SF_RX_MASK 0x03 + +#endif |