198 lines
4.9 KiB
C
198 lines
4.9 KiB
C
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/*
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* rio_linux.h
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*
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* Copyright (C) 1998,1999,2000 R.E.Wolff@BitWizard.nl
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* RIO serial driver.
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*
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* Version 1.0 -- July, 1999.
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*
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*/
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#define RIO_NBOARDS 4
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#define RIO_PORTSPERBOARD 128
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#define RIO_NPORTS (RIO_NBOARDS * RIO_PORTSPERBOARD)
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#define MODEM_SUPPORT
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#ifdef __KERNEL__
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#define RIO_MAGIC 0x12345678
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struct vpd_prom {
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unsigned short id;
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char hwrev;
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char hwass;
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int uniqid;
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char myear;
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char mweek;
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char hw_feature[5];
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char oem_id;
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char identifier[16];
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};
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#define RIO_DEBUG_ALL 0xffffffff
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#define O_OTHER(tty) \
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((O_OLCUC(tty)) ||\
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(O_ONLCR(tty)) ||\
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(O_OCRNL(tty)) ||\
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(O_ONOCR(tty)) ||\
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(O_ONLRET(tty)) ||\
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(O_OFILL(tty)) ||\
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(O_OFDEL(tty)) ||\
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(O_NLDLY(tty)) ||\
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(O_CRDLY(tty)) ||\
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(O_TABDLY(tty)) ||\
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(O_BSDLY(tty)) ||\
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(O_VTDLY(tty)) ||\
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(O_FFDLY(tty)))
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/* Same for input. */
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#define I_OTHER(tty) \
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((I_INLCR(tty)) ||\
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(I_IGNCR(tty)) ||\
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(I_ICRNL(tty)) ||\
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(I_IUCLC(tty)) ||\
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(L_ISIG(tty)))
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#endif /* __KERNEL__ */
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#define RIO_BOARD_INTR_LOCK 1
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#ifndef RIOCTL_MISC_MINOR
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/* Allow others to gather this into "major.h" or something like that */
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#define RIOCTL_MISC_MINOR 169
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#endif
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/* Allow us to debug "in the field" without requiring clients to
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recompile.... */
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#if 1
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#define rio_spin_lock_irqsave(sem, flags) do { \
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rio_dprintk (RIO_DEBUG_SPINLOCK, "spinlockirqsave: %p %s:%d\n", \
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sem, __FILE__, __LINE__);\
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spin_lock_irqsave(sem, flags);\
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} while (0)
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#define rio_spin_unlock_irqrestore(sem, flags) do { \
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rio_dprintk (RIO_DEBUG_SPINLOCK, "spinunlockirqrestore: %p %s:%d\n",\
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sem, __FILE__, __LINE__);\
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spin_unlock_irqrestore(sem, flags);\
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} while (0)
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#define rio_spin_lock(sem) do { \
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rio_dprintk (RIO_DEBUG_SPINLOCK, "spinlock: %p %s:%d\n",\
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sem, __FILE__, __LINE__);\
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spin_lock(sem);\
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} while (0)
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#define rio_spin_unlock(sem) do { \
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rio_dprintk (RIO_DEBUG_SPINLOCK, "spinunlock: %p %s:%d\n",\
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sem, __FILE__, __LINE__);\
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spin_unlock(sem);\
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} while (0)
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#else
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#define rio_spin_lock_irqsave(sem, flags) \
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spin_lock_irqsave(sem, flags)
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#define rio_spin_unlock_irqrestore(sem, flags) \
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spin_unlock_irqrestore(sem, flags)
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#define rio_spin_lock(sem) \
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spin_lock(sem)
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#define rio_spin_unlock(sem) \
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spin_unlock(sem)
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#endif
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#ifdef CONFIG_RIO_OLDPCI
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static inline void __iomem *rio_memcpy_toio(void __iomem *dummy, void __iomem *dest, void *source, int n)
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{
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char __iomem *dst = dest;
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char *src = source;
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while (n--) {
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writeb(*src++, dst++);
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(void) readb(dummy);
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}
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return dest;
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}
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static inline void __iomem *rio_copy_toio(void __iomem *dest, void *source, int n)
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{
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char __iomem *dst = dest;
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char *src = source;
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while (n--)
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writeb(*src++, dst++);
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return dest;
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}
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static inline void *rio_memcpy_fromio(void *dest, void __iomem *source, int n)
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{
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char *dst = dest;
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char __iomem *src = source;
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while (n--)
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*dst++ = readb(src++);
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return dest;
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}
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#else
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#define rio_memcpy_toio(dummy,dest,source,n) memcpy_toio(dest, source, n)
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#define rio_copy_toio memcpy_toio
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#define rio_memcpy_fromio memcpy_fromio
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#endif
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#define DEBUG 1
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/*
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This driver can spew a whole lot of debugging output at you. If you
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need maximum performance, you should disable the DEBUG define. To
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aid in debugging in the field, I'm leaving the compile-time debug
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features enabled, and disable them "runtime". That allows me to
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instruct people with problems to enable debugging without requiring
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them to recompile...
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*/
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#ifdef DEBUG
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#define rio_dprintk(f, str...) do { if (rio_debug & f) printk (str);} while (0)
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#define func_enter() rio_dprintk (RIO_DEBUG_FLOW, "rio: enter %s\n", __func__)
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#define func_exit() rio_dprintk (RIO_DEBUG_FLOW, "rio: exit %s\n", __func__)
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#define func_enter2() rio_dprintk (RIO_DEBUG_FLOW, "rio: enter %s (port %d)\n",__func__, port->line)
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#else
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#define rio_dprintk(f, str...) /* nothing */
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#define func_enter()
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#define func_exit()
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#define func_enter2()
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#endif
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