| /* | |
| * INET An implementation of the TCP/IP protocol suite for the LINUX | |
| * operating system. INET is implemented using the BSD Socket | |
| * interface as the means of communication with the user level. | |
| * | |
| * Global definitions for the Frame relay interface. | |
| * | |
| * Version: @(#)if_ifrad.h 0.20 13 Apr 96 | |
| * | |
| * Author: Mike McLagan <mike.mclagan@linux.org> | |
| * | |
| * Changes: | |
| * 0.15 Mike McLagan Structure packing | |
| * | |
| * 0.20 Mike McLagan New flags for S508 buffer handling | |
| * | |
| * 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. | |
| */ | |
| #ifndef SDLA_H | |
| #define SDLA_H | |
| /* adapter type */ | |
| #define SDLA_TYPES | |
| #define SDLA_S502A 5020 | |
| #define SDLA_S502E 5021 | |
| #define SDLA_S503 5030 | |
| #define SDLA_S507 5070 | |
| #define SDLA_S508 5080 | |
| #define SDLA_S509 5090 | |
| #define SDLA_UNKNOWN -1 | |
| /* port selection flags for the S508 */ | |
| #define SDLA_S508_PORT_V35 0x00 | |
| #define SDLA_S508_PORT_RS232 0x02 | |
| /* Z80 CPU speeds */ | |
| #define SDLA_CPU_3M 0x00 | |
| #define SDLA_CPU_5M 0x01 | |
| #define SDLA_CPU_7M 0x02 | |
| #define SDLA_CPU_8M 0x03 | |
| #define SDLA_CPU_10M 0x04 | |
| #define SDLA_CPU_16M 0x05 | |
| #define SDLA_CPU_12M 0x06 | |
| /* some private IOCTLs */ | |
| #define SDLA_IDENTIFY (FRAD_LAST_IOCTL + 1) | |
| #define SDLA_CPUSPEED (FRAD_LAST_IOCTL + 2) | |
| #define SDLA_PROTOCOL (FRAD_LAST_IOCTL + 3) | |
| #define SDLA_CLEARMEM (FRAD_LAST_IOCTL + 4) | |
| #define SDLA_WRITEMEM (FRAD_LAST_IOCTL + 5) | |
| #define SDLA_READMEM (FRAD_LAST_IOCTL + 6) | |
| struct sdla_mem { | |
| int addr; | |
| int len; | |
| void __user *data; | |
| }; | |
| #define SDLA_START (FRAD_LAST_IOCTL + 7) | |
| #define SDLA_STOP (FRAD_LAST_IOCTL + 8) | |
| /* some offsets in the Z80's memory space */ | |
| #define SDLA_NMIADDR 0x0000 | |
| #define SDLA_CONF_ADDR 0x0010 | |
| #define SDLA_S502A_NMIADDR 0x0066 | |
| #define SDLA_CODE_BASEADDR 0x0100 | |
| #define SDLA_WINDOW_SIZE 0x2000 | |
| #define SDLA_ADDR_MASK 0x1FFF | |
| /* largest handleable block of data */ | |
| #define SDLA_MAX_DATA 4080 | |
| #define SDLA_MAX_MTU 4072 /* MAX_DATA - sizeof(fradhdr) */ | |
| #define SDLA_MAX_DLCI 24 | |
| /* this should be the same as frad_conf */ | |
| struct sdla_conf { | |
| short station; | |
| short config; | |
| short kbaud; | |
| short clocking; | |
| short max_frm; | |
| short T391; | |
| short T392; | |
| short N391; | |
| short N392; | |
| short N393; | |
| short CIR_fwd; | |
| short Bc_fwd; | |
| short Be_fwd; | |
| short CIR_bwd; | |
| short Bc_bwd; | |
| short Be_bwd; | |
| }; | |
| /* this should be the same as dlci_conf */ | |
| struct sdla_dlci_conf { | |
| short config; | |
| short CIR_fwd; | |
| short Bc_fwd; | |
| short Be_fwd; | |
| short CIR_bwd; | |
| short Bc_bwd; | |
| short Be_bwd; | |
| short Tc_fwd; | |
| short Tc_bwd; | |
| short Tf_max; | |
| short Tb_max; | |
| }; | |
| #ifndef __KERNEL__ | |
| void sdla(void *cfg_info, char *dev, struct frad_conf *conf, int quiet); | |
| #else | |
| /* important Z80 window addresses */ | |
| #define SDLA_CONTROL_WND 0xE000 | |
| #define SDLA_502_CMD_BUF 0xEF60 | |
| #define SDLA_502_RCV_BUF 0xA900 | |
| #define SDLA_502_TXN_AVAIL 0xFFF1 | |
| #define SDLA_502_RCV_AVAIL 0xFFF2 | |
| #define SDLA_502_EVENT_FLAGS 0xFFF3 | |
| #define SDLA_502_MDM_STATUS 0xFFF4 | |
| #define SDLA_502_IRQ_INTERFACE 0xFFFD | |
| #define SDLA_502_IRQ_PERMISSION 0xFFFE | |
| #define SDLA_502_DATA_OFS 0x0010 | |
| #define SDLA_508_CMD_BUF 0xE000 | |
| #define SDLA_508_TXBUF_INFO 0xF100 | |
| #define SDLA_508_RXBUF_INFO 0xF120 | |
| #define SDLA_508_EVENT_FLAGS 0xF003 | |
| #define SDLA_508_MDM_STATUS 0xF004 | |
| #define SDLA_508_IRQ_INTERFACE 0xF010 | |
| #define SDLA_508_IRQ_PERMISSION 0xF011 | |
| #define SDLA_508_TSE_OFFSET 0xF012 | |
| /* Event flags */ | |
| #define SDLA_EVENT_STATUS 0x01 | |
| #define SDLA_EVENT_DLCI_STATUS 0x02 | |
| #define SDLA_EVENT_BAD_DLCI 0x04 | |
| #define SDLA_EVENT_LINK_DOWN 0x40 | |
| /* IRQ Trigger flags */ | |
| #define SDLA_INTR_RX 0x01 | |
| #define SDLA_INTR_TX 0x02 | |
| #define SDLA_INTR_MODEM 0x04 | |
| #define SDLA_INTR_COMPLETE 0x08 | |
| #define SDLA_INTR_STATUS 0x10 | |
| #define SDLA_INTR_TIMER 0x20 | |
| /* DLCI status bits */ | |
| #define SDLA_DLCI_DELETED 0x01 | |
| #define SDLA_DLCI_ACTIVE 0x02 | |
| #define SDLA_DLCI_WAITING 0x04 | |
| #define SDLA_DLCI_NEW 0x08 | |
| #define SDLA_DLCI_INCLUDED 0x40 | |
| /* valid command codes */ | |
| #define SDLA_INFORMATION_WRITE 0x01 | |
| #define SDLA_INFORMATION_READ 0x02 | |
| #define SDLA_ISSUE_IN_CHANNEL_SIGNAL 0x03 | |
| #define SDLA_SET_DLCI_CONFIGURATION 0x10 | |
| #define SDLA_READ_DLCI_CONFIGURATION 0x11 | |
| #define SDLA_DISABLE_COMMUNICATIONS 0x12 | |
| #define SDLA_ENABLE_COMMUNICATIONS 0x13 | |
| #define SDLA_READ_DLC_STATUS 0x14 | |
| #define SDLA_READ_DLC_STATISTICS 0x15 | |
| #define SDLA_FLUSH_DLC_STATISTICS 0x16 | |
| #define SDLA_LIST_ACTIVE_DLCI 0x17 | |
| #define SDLA_FLUSH_INFORMATION_BUFFERS 0x18 | |
| #define SDLA_ADD_DLCI 0x20 | |
| #define SDLA_DELETE_DLCI 0x21 | |
| #define SDLA_ACTIVATE_DLCI 0x22 | |
| #define SDLA_DEACTIVATE_DLCI 0x23 | |
| #define SDLA_READ_MODEM_STATUS 0x30 | |
| #define SDLA_SET_MODEM_STATUS 0x31 | |
| #define SDLA_READ_COMMS_ERR_STATS 0x32 | |
| #define SDLA_FLUSH_COMMS_ERR_STATS 0x33 | |
| #define SDLA_READ_CODE_VERSION 0x40 | |
| #define SDLA_SET_IRQ_TRIGGER 0x50 | |
| #define SDLA_GET_IRQ_TRIGGER 0x51 | |
| /* In channel signal types */ | |
| #define SDLA_ICS_LINK_VERIFY 0x02 | |
| #define SDLA_ICS_STATUS_ENQ 0x03 | |
| /* modem status flags */ | |
| #define SDLA_MODEM_DTR_HIGH 0x01 | |
| #define SDLA_MODEM_RTS_HIGH 0x02 | |
| #define SDLA_MODEM_DCD_HIGH 0x08 | |
| #define SDLA_MODEM_CTS_HIGH 0x20 | |
| /* used for RET_MODEM interpretation */ | |
| #define SDLA_MODEM_DCD_LOW 0x01 | |
| #define SDLA_MODEM_CTS_LOW 0x02 | |
| /* return codes */ | |
| #define SDLA_RET_OK 0x00 | |
| #define SDLA_RET_COMMUNICATIONS 0x01 | |
| #define SDLA_RET_CHANNEL_INACTIVE 0x02 | |
| #define SDLA_RET_DLCI_INACTIVE 0x03 | |
| #define SDLA_RET_DLCI_CONFIG 0x04 | |
| #define SDLA_RET_BUF_TOO_BIG 0x05 | |
| #define SDLA_RET_NO_DATA 0x05 | |
| #define SDLA_RET_BUF_OVERSIZE 0x06 | |
| #define SDLA_RET_CIR_OVERFLOW 0x07 | |
| #define SDLA_RET_NO_BUFS 0x08 | |
| #define SDLA_RET_TIMEOUT 0x0A | |
| #define SDLA_RET_MODEM 0x10 | |
| #define SDLA_RET_CHANNEL_OFF 0x11 | |
| #define SDLA_RET_CHANNEL_ON 0x12 | |
| #define SDLA_RET_DLCI_STATUS 0x13 | |
| #define SDLA_RET_DLCI_UNKNOWN 0x14 | |
| #define SDLA_RET_COMMAND_INVALID 0x1F | |
| /* Configuration flags */ | |
| #define SDLA_DIRECT_RECV 0x0080 | |
| #define SDLA_TX_NO_EXCEPT 0x0020 | |
| #define SDLA_NO_ICF_MSGS 0x1000 | |
| #define SDLA_TX50_RX50 0x0000 | |
| #define SDLA_TX70_RX30 0x2000 | |
| #define SDLA_TX30_RX70 0x4000 | |
| /* IRQ selection flags */ | |
| #define SDLA_IRQ_RECEIVE 0x01 | |
| #define SDLA_IRQ_TRANSMIT 0x02 | |
| #define SDLA_IRQ_MODEM_STAT 0x04 | |
| #define SDLA_IRQ_COMMAND 0x08 | |
| #define SDLA_IRQ_CHANNEL 0x10 | |
| #define SDLA_IRQ_TIMER 0x20 | |
| /* definitions for PC memory mapping */ | |
| #define SDLA_8K_WINDOW 0x01 | |
| #define SDLA_S502_SEG_A 0x10 | |
| #define SDLA_S502_SEG_C 0x20 | |
| #define SDLA_S502_SEG_D 0x00 | |
| #define SDLA_S502_SEG_E 0x30 | |
| #define SDLA_S507_SEG_A 0x00 | |
| #define SDLA_S507_SEG_B 0x40 | |
| #define SDLA_S507_SEG_C 0x80 | |
| #define SDLA_S507_SEG_E 0xC0 | |
| #define SDLA_S508_SEG_A 0x00 | |
| #define SDLA_S508_SEG_C 0x10 | |
| #define SDLA_S508_SEG_D 0x08 | |
| #define SDLA_S508_SEG_E 0x18 | |
| /* SDLA adapter port constants */ | |
| #define SDLA_IO_EXTENTS 0x04 | |
| #define SDLA_REG_CONTROL 0x00 | |
| #define SDLA_REG_PC_WINDOW 0x01 /* offset for PC window select latch */ | |
| #define SDLA_REG_Z80_WINDOW 0x02 /* offset for Z80 window select latch */ | |
| #define SDLA_REG_Z80_CONTROL 0x03 /* offset for Z80 control latch */ | |
| #define SDLA_S502_STS 0x00 /* status reg for 502, 502E, 507 */ | |
| #define SDLA_S508_GNRL 0x00 /* general purp. reg for 508 */ | |
| #define SDLA_S508_STS 0x01 /* status reg for 508 */ | |
| #define SDLA_S508_IDR 0x02 /* ID reg for 508 */ | |
| /* control register flags */ | |
| #define SDLA_S502A_START 0x00 /* start the CPU */ | |
| #define SDLA_S502A_INTREQ 0x02 | |
| #define SDLA_S502A_INTEN 0x04 | |
| #define SDLA_S502A_HALT 0x08 /* halt the CPU */ | |
| #define SDLA_S502A_NMI 0x10 /* issue an NMI to the CPU */ | |
| #define SDLA_S502E_CPUEN 0x01 | |
| #define SDLA_S502E_ENABLE 0x02 | |
| #define SDLA_S502E_INTACK 0x04 | |
| #define SDLA_S507_ENABLE 0x01 | |
| #define SDLA_S507_IRQ3 0x00 | |
| #define SDLA_S507_IRQ4 0x20 | |
| #define SDLA_S507_IRQ5 0x40 | |
| #define SDLA_S507_IRQ7 0x60 | |
| #define SDLA_S507_IRQ10 0x80 | |
| #define SDLA_S507_IRQ11 0xA0 | |
| #define SDLA_S507_IRQ12 0xC0 | |
| #define SDLA_S507_IRQ15 0xE0 | |
| #define SDLA_HALT 0x00 | |
| #define SDLA_CPUEN 0x02 | |
| #define SDLA_MEMEN 0x04 | |
| #define SDLA_S507_EPROMWR 0x08 | |
| #define SDLA_S507_EPROMCLK 0x10 | |
| #define SDLA_S508_INTRQ 0x08 | |
| #define SDLA_S508_INTEN 0x10 | |
| struct sdla_cmd { | |
| char opp_flag; | |
| char cmd; | |
| short length; | |
| char retval; | |
| short dlci; | |
| char flags; | |
| short rxlost_int; | |
| long rxlost_app; | |
| char reserve[2]; | |
| char data[SDLA_MAX_DATA]; /* transfer data buffer */ | |
| } __attribute__((packed)); | |
| struct intr_info { | |
| char flags; | |
| short txlen; | |
| char irq; | |
| char flags2; | |
| short timeout; | |
| } __attribute__((packed)); | |
| /* found in the 508's control window at RXBUF_INFO */ | |
| struct buf_info { | |
| unsigned short rse_num; | |
| unsigned long rse_base; | |
| unsigned long rse_next; | |
| unsigned long buf_base; | |
| unsigned short reserved; | |
| unsigned long buf_top; | |
| } __attribute__((packed)); | |
| /* structure pointed to by rse_base in RXBUF_INFO struct */ | |
| struct buf_entry { | |
| char opp_flag; | |
| short length; | |
| short dlci; | |
| char flags; | |
| short timestamp; | |
| short reserved[2]; | |
| long buf_addr; | |
| } __attribute__((packed)); | |
| #endif | |
| #endif |