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Annotation of ntddk/src/scsi/qic117/drvintr.h, revision 1.1.1.1

1.1       root        1: /*++
                      2: 
                      3: Copyright (c) 1993 - Colorado Memory Systems, Inc.
                      4: All Rights Reserved
                      5: 
                      6: Module Name:
                      7: 
                      8:     drvintr.h
                      9: 
                     10: Abstract:
                     11: 
                     12: 
                     13: Revision History:          
                     14: 
                     15: 
                     16: 
                     17: 
                     18: --*/
                     19: 
                     20: /***********************************************************************/
                     21: /* Task manager types */
                     22: /***********************************************************************/
                     23: typedef struct IRQ_struct far *IntPtr;
                     24: typedef void (interrupt far *vecptr)();
                     25: 
                     26: /***********************************************************************/
                     27: /* Task manager externals */
                     28: /***********************************************************************/
                     29: 
                     30: void far _chain_intr(void (interrupt far *)());
                     31: vecptr far _dos_getvect(int);
                     32: #define HZ 18
                     33: #define PRIBIO 20
                     34: 
                     35: /***********************************************************************/
                     36: /* Task manager interrupt structure */
                     37: /***********************************************************************/
                     38: 
                     39: /* IRQ format (See IBM PS/2 interrupt sharing documentation) */
                     40: 
                     41: struct  IRQ_struct {
                     42: unsigned int    irq_entry;                      /* short jump around entry */
                     43: union {
                     44: IntPtr                  irq_struct;                     /* pointer to next */
                     45: void (interrupt far *irq_fptr)();
                     46: }                                       link;
                     47: unsigned int    irq_sig;                                /* signature */
                     48: unsigned char   irq_flags;                      /* flags */
                     49: unsigned int    irq_reset;                      /* short jump to reset code */
                     50: unsigned char   irq_reserved[7];        /* reserved */
                     51: char                            irq_jump;                       /* long jump op code */
                     52: vecptr                  irq_routine;            /* pointer to our interrupt routine */
                     53: char                            irq_rst_jump;           /* long jump op code (to reset vector) */
                     54: void (far *             irq_rst_vector)();/* pointer to reset vector */
                     55: unsigned int    CMS_signature;          /* signature for multiple driver check */
                     56: };
                     57: 
                     58: /***********************************************************************/
                     59: /* Task manager interrupt routines */
                     60: /***********************************************************************/
                     61: 
                     62: extern  void far _interrupt mt_hardware_start();
                     63: extern  void far _interrupt mt_timer_start();
                     64: extern  void far _interrupt mt_ctrl_c_start();
                     65: extern  void far mt_ctrl_c_sub();
                     66: extern  void far _interrupt mt_crit_int_start();
                     67: extern  void interrupt far mt_hardware_start();
                     68: extern  void interrupt far mt_timer_start();
                     69: extern  void interrupt far mt_ctrl_c_start();
                     70: extern  void far mt_ctrl_c_sub();
                     71: extern  void interrupt far mt_crit_int_start();
                     72: 
                     73: extern struct IRQ_struct mt_hardware;
                     74: extern struct IRQ_struct mt_timer;
                     75: extern struct IRQ_struct mt_ctrl_c;
                     76: extern struct IRQ_struct mt_crit_int;

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