This commit was manufactured by cvs2svn to create tag

[linux-2.6.git] / include / linux / isicom.h

diff --git a/include/linux/isicom.h b/include/linux/isicom.h
index 7c6eae7..f997463 100644 (file)
--- a/include/linux/isicom.h
+++ b/include/linux/isicom.h
@@ -125,6 +125,179 @@ typedef   struct  {
 
 #define                ISI_TXOK                0x0001 
  
+struct isi_board {
+       unsigned short          base;
+       unsigned char           irq;
+       unsigned char           port_count;
+       unsigned short          status;
+       unsigned short          port_status; /* each bit represents a single port */
+       unsigned short          shift_count;
+       struct isi_port         * ports;
+       signed char             count;
+       unsigned char           isa;
+};
+
+struct isi_port {
+       unsigned short          magic;
+       unsigned int            flags;
+       int                     count;
+       int                     blocked_open;
+       int                     close_delay;
+       unsigned short          channel;
+       unsigned short          status;
+       unsigned short          closing_wait;
+       struct isi_board        * card;
+       struct tty_struct       * tty;
+       wait_queue_head_t       close_wait;
+       wait_queue_head_t       open_wait;
+       struct work_struct      hangup_tq;
+       struct work_struct      bh_tqueue;
+       unsigned char           * xmit_buf;
+       int                     xmit_head;
+       int                     xmit_tail;
+       int                     xmit_cnt;
+};
+
+
+/*
+ *  ISI Card specific ops ...
+ */
+ 
+static inline void raise_dtr(struct isi_port * port)
+{
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in raise_dtr.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG_DTR_RTS    
+       printk(KERN_DEBUG "ISICOM: raise_dtr.\n");
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw(0x0504, base);
+       InterruptTheCard(base);
+       port->status |= ISI_DTR;
+}
+
+static inline void drop_dtr(struct isi_port * port)
+{      
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in drop_dtr.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG_DTR_RTS    
+       printk(KERN_DEBUG "ISICOM: drop_dtr.\n");
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw(0x0404, base);
+       InterruptTheCard(base); 
+       port->status &= ~ISI_DTR;
+}
+static inline void raise_rts(struct isi_port * port)
+{
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in raise_rts.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG_DTR_RTS    
+       printk(KERN_DEBUG "ISICOM: raise_rts.\n");
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw(0x0a04, base);
+       InterruptTheCard(base); 
+       port->status |= ISI_RTS;
+}
+static inline void drop_rts(struct isi_port * port)
+{
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in drop_rts.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG_DTR_RTS    
+       printk(KERN_DEBUG "ISICOM: drop_rts.\n");
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw(0x0804, base);
+       InterruptTheCard(base); 
+       port->status &= ~ISI_RTS;
+}
+static inline void raise_dtr_rts(struct isi_port * port)
+{
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in raise_dtr_rts.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG_DTR_RTS    
+       printk(KERN_DEBUG "ISICOM: raise_dtr_rts.\n");
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw(0x0f04, base);
+       InterruptTheCard(base);
+       port->status |= (ISI_DTR | ISI_RTS);
+}
+static inline void drop_dtr_rts(struct isi_port * port)
+{
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in drop_dtr_rts.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG_DTR_RTS    
+       printk(KERN_DEBUG "ISICOM: drop_dtr_rts.\n");
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw(0x0c04, base);
+       InterruptTheCard(base); 
+       port->status &= ~(ISI_RTS | ISI_DTR);
+}
+
+static inline void kill_queue(struct isi_port * port, short queue)
+{
+       struct isi_board * card = port->card;
+       unsigned short base = card->base;
+       unsigned char channel = port->channel;
+       short wait=400;
+       while(((inw(base+0x0e) & 0x01) == 0) && (wait-- > 0));
+       if (wait <= 0) {
+               printk(KERN_WARNING "ISICOM: Card found busy in kill_queue.\n");
+               return;
+       }
+#ifdef ISICOM_DEBUG    
+       printk(KERN_DEBUG "ISICOM: kill_queue 0x%x.\n", queue);
+#endif 
+       outw(0x8000 | (channel << card->shift_count) | 0x02 , base);
+       outw((queue << 8) | 0x06, base);
+       InterruptTheCard(base); 
+}
+
 #endif /*      __KERNEL__      */
 
 #endif /*      ISICOM_H        */