root/arch/m68k/include/asm/quicc_simple.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /***********************************
   3  * $Id: quicc_simple.h,v 1.1 2002/03/02 15:01:10 gerg Exp $
   4  ***********************************
   5  *
   6  ***************************************
   7  * Simple drivers common header
   8  ***************************************
   9  */
  10 
  11 #ifndef __SIMPLE_H
  12 #define __SIMPLE_H
  13 
  14 /* #include "quicc.h" */
  15 
  16 #define GLB_SCC_0   0
  17 #define GLB_SCC_1   1
  18 #define GLB_SCC_2   2
  19 #define GLB_SCC_3   3
  20 
  21 typedef void (int_routine)(unsigned short interrupt_event);
  22 typedef int_routine *int_routine_ptr; 
  23 typedef void *(alloc_routine)(int length);
  24 typedef void (free_routine)(int scc_num, int channel_num, void *buf);
  25 typedef void (store_rx_buffer_routine)(int scc_num, int channel_num, void *buff, int length);
  26 typedef int  (handle_tx_error_routine)(int scc_num, int channel_num, QUICC_BD *tbd);
  27 typedef void (handle_rx_error_routine)(int scc_num, int channel_num, QUICC_BD *rbd);
  28 typedef void (handle_lost_error_routine)(int scc_num, int channel_num);
  29 
  30 /* user defined functions for global errors */
  31 typedef void (handle_glob_overrun_routine)(int scc_number);
  32 typedef void (handle_glob_underrun_routine)(int scc_number);
  33 typedef void (glob_intr_q_overflow_routine)(int scc_number);
  34 
  35 /*
  36  * General initialization and command routines
  37  */
  38 void quicc_issue_cmd (unsigned short cmd, int scc_num);
  39 void quicc_init(void);
  40 void quicc_scc_init(int scc_number, int number_of_rx_buf, int number_of_tx_buf);
  41 void quicc_smc_init(int smc_number, int number_of_rx_buf, int number_of_tx_buf);
  42 void quicc_scc_start(int scc_num);
  43 void quicc_scc_loopback(int scc_num);
  44 
  45 /* Interrupt enable/disable routines for critical pieces of code*/
  46 unsigned short  IntrDis(void);
  47 void            IntrEna(unsigned short old_sr);
  48 
  49 /* For debugging */
  50 void print_rbd(int scc_num);
  51 void print_tbd(int scc_num);
  52 
  53 #endif