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/
usr/
src/
linux-headers-3.0.0-14-generic-pae/
include/
linux/
- drwxr-xr-x
|
Viewing file:  sdla.h (8.84 KB) -rw-r--r--Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
/*
* 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;
};
#ifdef __KERNEL__
/* 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
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