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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | /* * Copyright (c) Eicon Networks, 2002. * This source file is supplied for the use with Eicon Networks range of DIVA Server Adapters. * Eicon File Revision : 2.1 * 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, or (at your option) any later version. * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY 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. * */ #ifndef __DIVA_SOFT_DSP_TASK_ENTRY_H__ #define __DIVA_SOFT_DSP_TASK_ENTRY_H__ /* The soft DSP image is described by binary header contained on begin of this image: OFFSET FROM IMAGE START | VARIABLE ------------------------------------------------------------------------ DIVA_MIPS_TASK_IMAGE_LINK_OFFS | link to the next image ---------------------------------------------------------------------- DIVA_MIPS_TASK_IMAGE_GP_OFFS | image gp register value, void* ---------------------------------------------------------------------- DIVA_MIPS_TASK_IMAGE_ENTRY_OFFS | diva_mips_sdp_task_entry_t* ---------------------------------------------------------------------- DIVA_MIPS_TASK_IMAGE_LOAD_ADDR_OFFS | image image start address (void*) ---------------------------------------------------------------------- DIVA_MIPS_TASK_IMAGE_END_ADDR_OFFS | image image end address (void*) ---------------------------------------------------------------------- DIVA_MIPS_TASK_IMAGE_ID_STRING_OFFS | image id string char[...]; ---------------------------------------------------------------------- */ #define DIVA_MIPS_TASK_IMAGE_LINK_OFFS 0x6C #define DIVA_MIPS_TASK_IMAGE_GP_OFFS 0x70 #define DIVA_MIPS_TASK_IMAGE_ENTRY_OFFS 0x74 #define DIVA_MIPS_TASK_IMAGE_LOAD_ADDR_OFFS 0x78 #define DIVA_MIPS_TASK_IMAGE_END_ADDR_OFFS 0x7c #define DIVA_MIPS_TASK_IMAGE_ID_STRING_OFFS 0x80 /* This function is called in order to set GP register of this task This function should be always called before any function of the task is called */ typedef void (*diva_task_set_prog_gp_proc_t)(void* new_gp); /* This function is called to clear .bss at task initialization step */ typedef void (*diva_task_sys_reset_proc_t)(void); /* This function is called in order to provide GP of master call to task, that will be used by calls from the task to the master */ typedef void (*diva_task_set_main_gp_proc_t)(void* main_gp); /* This function is called to provide address of 'dprintf' function to the task */ typedef word (*diva_prt_proc_t)(char *, ...); typedef void (*diva_task_set_prt_proc_t)(diva_prt_proc_t fn); /* This function is called to set task PID */ typedef void (*diva_task_set_pid_proc_t)(dword id); /* This function is called for run-time task init */ typedef int (*diva_task_run_time_init_proc_t)(void*, dword); /* This function is called from system scheduler or from timer */ typedef void (*diva_task_callback_proc_t)(void); /* This callback is used by task to get current time im mS */ typedef dword (*diva_task_get_tick_count_proc_t)(void); typedef void (*diva_task_set_get_time_proc_t)(\ diva_task_get_tick_count_proc_t fn); typedef struct _diva_mips_sdp_task_entry { diva_task_set_prog_gp_proc_t set_gp_proc; diva_task_sys_reset_proc_t sys_reset_proc; diva_task_set_main_gp_proc_t set_main_gp_proc; diva_task_set_prt_proc_t set_dprintf_proc; diva_task_set_pid_proc_t set_pid_proc; diva_task_run_time_init_proc_t run_time_init_proc; diva_task_callback_proc_t task_callback_proc; diva_task_callback_proc_t timer_callback_proc; diva_task_set_get_time_proc_t set_get_time_proc; void* last_entry_proc; } diva_mips_sdp_task_entry_t; /* 'last_entry_proc' should be set to zero and is used for future extensuios */ typedef struct _diva_mips_sw_task { diva_mips_sdp_task_entry_t sdp_entry; void* sdp_gp_reg; void* own_gp_reg; } diva_mips_sw_task_t; #if !defined(DIVA_BRI2F_SDP_1_NAME) #define DIVA_BRI2F_SDP_1_NAME "sdp0.2q0" #endif #if !defined(DIVA_BRI2F_SDP_2_NAME) #define DIVA_BRI2F_SDP_2_NAME "sdp1.2q0" #endif #endif |