h8s.c
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C
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<HTML><HEAD><TITLE>/home/asysweb/public_html/cortex/ports/h8s/src/h8s.c</TITLE></HEAD><BODY><pre><font color="#6920ac">/*************************************************************************/</font><font color="#6920ac">/* */</font><font color="#6920ac">/* Copyright (c) 1997-1999 Australian Real Time Embedded Systems */</font><font color="#6920ac">/* */</font><font color="#6920ac">/* PROPRIETARY RIGHTS of Australian Real Time Embedded Systems */</font><font color="#6920ac">/* are involved in the subject matter of this material. All reproduction,*/</font><font color="#6920ac">/* manufacturing, use, and sales rights pertaining to this subject matter*/</font><font color="#6920ac">/* are governed by the license agreement. The recipient of this software */</font><font color="#6920ac">/* implicitly accepts the terms of the license. */</font><font color="#6920ac">/* */</font><font color="#6920ac">/*************************************************************************/</font><font color="#6920ac">/************************************************************************* * * FILE NAME * * h8s.c * * SYSTEM COMPONENT * * Hitachi H8S Micro-controller Family * * DESCRIPTION * * This file contains services specific for Hitachi H8S * Micro-controller Family * * SCCS HISTORY * * @(#)h8s.c 1.3, 03/06/00, 19:32:58 * * SERVICES * * Services for hardware interrupt manager * --------------------------------------- * hrdi_IsIntrMaskBitAllocated * hrdi_EnableVector * hrdi_DisableVector * hrdi_Mask * hrdi_Disable * hrdi_Enable * hrdi_SetLisrIntrMask * hrdi_IsNested * hrdi_MakeLisrStackFrame * hrdi_PrepareStack * hrdi_CheckStack * hrdi_RegisterDISR * hrdi_UnregisterDISR * hrdi_RegisterDispatcher * hrdi_UnregisterDispatcher * * Services for software interrupt manager * --------------------------------------- * sfti_MakeHisrStackFrame * sfti_CheckStack * sfti_PrepareStack * * Services for thread control component * ------------------------------------- * thrd_MakeThreadStackFrame * thrd_CheckStack * thrd_MaxSP * thrd_AdjustMaxSP * thrd_StackUsage * thrd_GetStackFrames * thrd_Idlethread * thrd_GetStackFrameRegs * * GDB monitor support * ------------------- * gdbm_GetRegisters * * Services for System Timer * ------------------------- * tick_LISR * tick_SetupSystemTimer * tick_ClocksSinceReset * * Others * ------ * port_Init * port_Fatal * port_Abort * port_Exit * port_InitSerial * port_Putc * * AUTHOR * * Vadim N. Azarovsky * * CREATED * * 06-Sep-1999 by Vadim N. Azarovsky * * REVISION HISTORY * * NAME DATE REMARKS * **************************************************************************/</font><b><font color='DarkGreen'>#include</font></b> <a href="env_defs.h.FIND-INC"><font color="blue">"env_defs.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="crt_defs.h.FIND-INC"><font color="blue">"crt_defs.h"</font></a><b><font color='DarkGreen'>#if</font></b><font color="maroon"> (CRTX_CPU_FAMILY==CRTX_H8S)</font><b><font color='DarkGreen'>#include</font></b> <a href="ass_defs.h.FIND-INC"><font color="blue">"ass_defs.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="hwi_priv.h.FIND-INC"><font color="blue">"hwi_priv.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="swi_priv.h.FIND-INC"><font color="blue">"swi_priv.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="thr_priv.h.FIND-INC"><font color="blue">"thr_priv.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="tck_priv.h.FIND-INC"><font color="blue">"tck_priv.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="sys_priv.h.FIND-INC"><font color="blue">"sys_priv.h"</font></a><font color="#6920ac">/* Returns true if interrupt mask bit for specified source is * allocated. Implementation is platform specific. This service is * useful when several interrupt sources mapped into single intrrupt * mask bit. */</font><font size="+1"><i>crtx_Bool_t</i> <b><font color="azure1"><a name="hrdi_IsIntrMaskBitAllocated">hrdi_IsIntrMaskBitAllocated</a></font></b>( <i>hrdi_Vector_t</i> Vector_a){</font><font color="#6920ac">/********************* * LOCAL VARIABLES * *********************/</font> <font color="#6920ac">/* None */</font><font color="#6920ac">/********************* * PROCEDURE LOGIC * *********************/</font> <a href="CRTX_ASSERT.FIND-DEF">CRTX_ASSERT</a>((Vector_a >= 0) && (Vector_a < <a href="HRDI_INTR_VECTORS.FIND-DEF">HRDI_INTR_VECTORS</a>))<b><font color='DarkGreen'>#if</font></b><font color="maroon"> (CRTX_CPU_TYPE==CRTX_H8S2134) || (CRTX_CPU_TYPE==CRTX_H8S2138) || \</font> (<a href="CRTX_CPU_TYPE.FIND-DEF">CRTX_CPU_TYPE</a>==<a href="CRTX_H8S2144.FIND-DEF">CRTX_H8S2144</a>) || (<a href="CRTX_CPU_TYPE.FIND-DEF">CRTX_CPU_TYPE</a>==<a href="CRTX_H8S2148.FIND-DEF">CRTX_H8S2148</a>) <b>if</b> (Vector_a >= <a href="H8S2_VECTOR_WDT_WOVI0.FIND-DEF">H8S2_VECTOR_WDT_WOVI0</a> && Vector_a <= <a href="H8S2_VECTOR_WDT_WOVI1.FIND-DEF">H8S2_VECTOR_WDT_WOVI1</a>) { <font color="#6920ac">/* Watchdog timers */</font> <b>if</b> (<a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_WDT_WOVI0.FIND-DEF">H8S2_VECTOR_WDT_WOVI0</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_WDT_WOVI1.FIND-DEF">H8S2_VECTOR_WDT_WOVI1</a>)) { <b>return</b> <a href="CRTX_TRUE.FIND-DEF">CRTX_TRUE</a>; } } <b>else</b> <b>if</b> (Vector_a >= <a href="H8S2_VECTOR_FRT_ICIA.FIND-DEF">H8S2_VECTOR_FRT_ICIA</a> && Vector_a <= <a href="H8S2_VECTOR_FRT_FOVI.FIND-DEF">H8S2_VECTOR_FRT_FOVI</a>) { <font color="#6920ac">/* Free Running Timer */</font> <b>if</b> (<a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_ICIA.FIND-DEF">H8S2_VECTOR_FRT_ICIA</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_ICIB.FIND-DEF">H8S2_VECTOR_FRT_ICIB</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_ICIC.FIND-DEF">H8S2_VECTOR_FRT_ICIC</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_ICID.FIND-DEF">H8S2_VECTOR_FRT_ICID</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_OCIA.FIND-DEF">H8S2_VECTOR_FRT_OCIA</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_OCIB.FIND-DEF">H8S2_VECTOR_FRT_OCIB</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_FRT_FOVI.FIND-DEF">H8S2_VECTOR_FRT_FOVI</a>)) { <b>return</b> <a href="CRTX_TRUE.FIND-DEF">CRTX_TRUE</a>; } } <b>else</b> <b>if</b> (Vector_a >= <a href="H8S2_VECTOR_TM_CMIA0.FIND-DEF">H8S2_VECTOR_TM_CMIA0</a> && Vector_a <= <a href="H8S2_VECTOR_TM_OVI0.FIND-DEF">H8S2_VECTOR_TM_OVI0</a>) { <font color="#6920ac">/* Timer Channel 0 */</font> <b>if</b> (<a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_TM_CMIA0.FIND-DEF">H8S2_VECTOR_TM_CMIA0</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_TM_CMIB0.FIND-DEF">H8S2_VECTOR_TM_CMIB0</a>) || <a href="vbit_Get.FIND-FUNC">vbit_Get</a>(&hrdi_Environ_g.RegVectors, <a href="H8S2_VECTOR_TM_OVI0.FIND-DEF">H8S2_VECTOR_TM_OVI0</a>))⌨️ 快捷键说明
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