forked from Minki/linux
57c2d60e1e
- Remove more unused headers - Remove various typedefs - Correct type of PaddrP (physical addresses should be ulong) - Kill use of bcopy - More printk cleanups - Kill true/false - Clean up direct access to pci BARs Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
143 lines
5.7 KiB
C
143 lines
5.7 KiB
C
/****************************************************************************
|
|
******* *******
|
|
******* P H B H E A D E R *******
|
|
******* *******
|
|
****************************************************************************
|
|
|
|
Author : Ian Nandhra, Jeremy Rolls
|
|
Date :
|
|
|
|
*
|
|
* (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
|
|
*
|
|
* 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.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
Version : 0.01
|
|
|
|
|
|
Mods
|
|
----------------------------------------------------------------------------
|
|
Date By Description
|
|
----------------------------------------------------------------------------
|
|
|
|
***************************************************************************/
|
|
|
|
#ifndef _phb_h
|
|
#define _phb_h 1
|
|
|
|
/*************************************************
|
|
* Handshake asserted. Deasserted by the LTT(s)
|
|
************************************************/
|
|
#define PHB_HANDSHAKE_SET ((ushort) 0x001) /* Set by LRT */
|
|
|
|
#define PHB_HANDSHAKE_RESET ((ushort) 0x002) /* Set by ISR / driver */
|
|
|
|
#define PHB_HANDSHAKE_FLAGS (PHB_HANDSHAKE_RESET | PHB_HANDSHAKE_SET)
|
|
/* Reset by ltt */
|
|
|
|
|
|
/*************************************************
|
|
* Maximum number of PHB's
|
|
************************************************/
|
|
#define MAX_PHB ((ushort) 128) /* range 0-127 */
|
|
|
|
/*************************************************
|
|
* Defines for the mode fields
|
|
************************************************/
|
|
#define TXPKT_INCOMPLETE 0x0001 /* Previous tx packet not completed */
|
|
#define TXINTR_ENABLED 0x0002 /* Tx interrupt is enabled */
|
|
#define TX_TAB3 0x0004 /* TAB3 mode */
|
|
#define TX_OCRNL 0x0008 /* OCRNL mode */
|
|
#define TX_ONLCR 0x0010 /* ONLCR mode */
|
|
#define TX_SENDSPACES 0x0020 /* Send n spaces command needs
|
|
completing */
|
|
#define TX_SENDNULL 0x0040 /* Escaping NULL needs completing */
|
|
#define TX_SENDLF 0x0080 /* LF -> CR LF needs completing */
|
|
#define TX_PARALLELBUG 0x0100 /* CD1400 LF -> CR LF bug on parallel
|
|
port */
|
|
#define TX_HANGOVER (TX_SENDSPACES | TX_SENDLF | TX_SENDNULL)
|
|
#define TX_DTRFLOW 0x0200 /* DTR tx flow control */
|
|
#define TX_DTRFLOWED 0x0400 /* DTR is low - don't allow more data
|
|
into the FIFO */
|
|
#define TX_DATAINFIFO 0x0800 /* There is data in the FIFO */
|
|
#define TX_BUSY 0x1000 /* Data in FIFO, shift or holding regs */
|
|
|
|
#define RX_SPARE 0x0001 /* SPARE */
|
|
#define RXINTR_ENABLED 0x0002 /* Rx interrupt enabled */
|
|
#define RX_ICRNL 0x0008 /* ICRNL mode */
|
|
#define RX_INLCR 0x0010 /* INLCR mode */
|
|
#define RX_IGNCR 0x0020 /* IGNCR mode */
|
|
#define RX_CTSFLOW 0x0040 /* CTSFLOW enabled */
|
|
#define RX_IXOFF 0x0080 /* IXOFF enabled */
|
|
#define RX_CTSFLOWED 0x0100 /* CTSFLOW and CTS dropped */
|
|
#define RX_IXOFFED 0x0200 /* IXOFF and xoff sent */
|
|
#define RX_BUFFERED 0x0400 /* Try and pass on complete packets */
|
|
|
|
#define PORT_ISOPEN 0x0001 /* Port open? */
|
|
#define PORT_HUPCL 0x0002 /* Hangup on close? */
|
|
#define PORT_MOPENPEND 0x0004 /* Modem open pending */
|
|
#define PORT_ISPARALLEL 0x0008 /* Parallel port */
|
|
#define PORT_BREAK 0x0010 /* Port on break */
|
|
#define PORT_STATUSPEND 0x0020 /* Status packet pending */
|
|
#define PORT_BREAKPEND 0x0040 /* Break packet pending */
|
|
#define PORT_MODEMPEND 0x0080 /* Modem status packet pending */
|
|
#define PORT_PARALLELBUG 0x0100 /* CD1400 LF -> CR LF bug on parallel
|
|
port */
|
|
#define PORT_FULLMODEM 0x0200 /* Full modem signals */
|
|
#define PORT_RJ45 0x0400 /* RJ45 connector - no RI signal */
|
|
#define PORT_RESTRICTED 0x0600 /* Restricted connector - no RI / DTR */
|
|
|
|
#define PORT_MODEMBITS 0x0600 /* Mask for modem fields */
|
|
|
|
#define PORT_WCLOSE 0x0800 /* Waiting for close */
|
|
#define PORT_HANDSHAKEFIX 0x1000 /* Port has H/W flow control fix */
|
|
#define PORT_WASPCLOSED 0x2000 /* Port closed with PCLOSE */
|
|
#define DUMPMODE 0x4000 /* Dump RTA mem */
|
|
#define READ_REG 0x8000 /* Read CD1400 register */
|
|
|
|
|
|
|
|
/**************************************************************************
|
|
* PHB Structure
|
|
* A few words.
|
|
*
|
|
* Normally Packets are added to the end of the list and removed from
|
|
* the start. The pointer tx_add points to a SPACE to put a Packet.
|
|
* The pointer tx_remove points to the next Packet to remove
|
|
*************************************************************************/
|
|
|
|
struct PHB {
|
|
u8 source;
|
|
u8 handshake;
|
|
u8 status;
|
|
u16 timeout; /* Maximum of 1.9 seconds */
|
|
u8 link; /* Send down this link */
|
|
u8 destination;
|
|
u16 tx_start;
|
|
u16 tx_end;
|
|
u16 tx_add;
|
|
u16 tx_remove;
|
|
|
|
u16 rx_start;
|
|
u16 rx_end;
|
|
u16 rx_add;
|
|
u16 rx_remove;
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
/*********** end of file ***********/
|