git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4902 35acf78f-673a-0410-8e92-d51de3d6d3f4
gdisirio
parent
56cbd69e13
commit
bc2bcd7417
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@ -23,6 +23,9 @@
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<builder autoBuildTarget="all" cleanBuildTarget="clean" enableAutoBuild="false" enableCleanBuild="true" enabledIncrementalBuild="true" id="org.eclipse.cdt.build.core.settings.default.builder.93017880" incrementalBuildTarget="all" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="org.eclipse.cdt.build.core.settings.default.builder"/>
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<builder autoBuildTarget="all" cleanBuildTarget="clean" enableAutoBuild="false" enableCleanBuild="true" enabledIncrementalBuild="true" id="org.eclipse.cdt.build.core.settings.default.builder.93017880" incrementalBuildTarget="all" keepEnvironmentInBuildfile="false" managedBuildOn="false" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="org.eclipse.cdt.build.core.settings.default.builder"/>
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||||||
<tool id="org.eclipse.cdt.build.core.settings.holder.libs.707711494" name="holder for library settings" superClass="org.eclipse.cdt.build.core.settings.holder.libs"/>
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<tool id="org.eclipse.cdt.build.core.settings.holder.libs.707711494" name="holder for library settings" superClass="org.eclipse.cdt.build.core.settings.holder.libs"/>
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<tool id="org.eclipse.cdt.build.core.settings.holder.481749296" name="Assembly" superClass="org.eclipse.cdt.build.core.settings.holder">
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<tool id="org.eclipse.cdt.build.core.settings.holder.481749296" name="Assembly" superClass="org.eclipse.cdt.build.core.settings.holder">
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<option id="org.eclipse.cdt.build.core.settings.holder.undef.incpaths.160251966" superClass="org.eclipse.cdt.build.core.settings.holder.undef.incpaths" valueType="undefIncludePath">
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<listOptionValue builtIn="false" value="C:/ChibiStudio/chibios/os/hal/platforms/SPC56x"/>
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</option>
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<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.1945642661" languageId="org.eclipse.cdt.core.assembly" languageName="Assembly" sourceContentType="org.eclipse.cdt.core.asmSource" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
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<inputType id="org.eclipse.cdt.build.core.settings.holder.inType.1945642661" languageId="org.eclipse.cdt.core.assembly" languageName="Assembly" sourceContentType="org.eclipse.cdt.core.asmSource" superClass="org.eclipse.cdt.build.core.settings.holder.inType"/>
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</tool>
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</tool>
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<tool id="org.eclipse.cdt.build.core.settings.holder.2014587623" name="GNU C++" superClass="org.eclipse.cdt.build.core.settings.holder">
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<tool id="org.eclipse.cdt.build.core.settings.holder.2014587623" name="GNU C++" superClass="org.eclipse.cdt.build.core.settings.holder">
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@ -47,7 +47,7 @@ PROJECT = ch
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# Imported source files
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# Imported source files
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CHIBIOS = ../..
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CHIBIOS = ../..
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include $(CHIBIOS)/boards/GENERIC_SPC563M/board.mk
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include $(CHIBIOS)/boards/GENERIC_SPC563M/board.mk
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include $(CHIBIOS)/os/hal/platforms/SPC56x/platform.mk
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include $(CHIBIOS)/os/hal/platforms/SPC563Mxx/platform.mk
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include $(CHIBIOS)/os/hal/hal.mk
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include $(CHIBIOS)/os/hal/hal.mk
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include $(CHIBIOS)/os/ports/GCC/PPC/SPC563Mxx/port.mk
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include $(CHIBIOS)/os/ports/GCC/PPC/SPC563Mxx/port.mk
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include $(CHIBIOS)/os/kernel/kernel.mk
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include $(CHIBIOS)/os/kernel/kernel.mk
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@ -1,6 +1,7 @@
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# List of all the SPC56x platform files.
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# List of all the SPC56x platform files.
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PLATFORMSRC = ${CHIBIOS}/os/hal/platforms/SPC563Mxx/hal_lld.c \
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PLATFORMSRC = ${CHIBIOS}/os/hal/platforms/SPC563Mxx/hal_lld.c \
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${CHIBIOS}/os/hal/platforms/SPC5xx/ESCIv1/serial_lld.c
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${CHIBIOS}/os/hal/platforms/SPC5xx/ESCI_v1/serial_lld.c
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# Required include directories
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# Required include directories
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PLATFORMINC = ${CHIBIOS}/os/hal/platforms/SPC563Mxx
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PLATFORMINC = ${CHIBIOS}/os/hal/platforms/SPC563Mxx \
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${CHIBIOS}/os/hal/platforms/SPC5xx/ESCI_v1
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@ -1,294 +0,0 @@
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/*
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ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
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2011,2012 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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||||||
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file SPC56x/serial_lld.c
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* @brief SPC563 low level serial driver code.
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*
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* @addtogroup SERIAL
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* @{
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*/
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#include "ch.h"
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#include "hal.h"
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#if HAL_USE_SERIAL || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver exported variables. */
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/*===========================================================================*/
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/**
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* @brief eSCI-A serial driver identifier.
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*/
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#if USE_SPC563_ESCIA || defined(__DOXYGEN__)
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SerialDriver SD1;
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#endif
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/**
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* @brief eSCI-B serial driver identifier.
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*/
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#if USE_SPC563_ESCIB || defined(__DOXYGEN__)
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SerialDriver SD2;
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#endif
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/*===========================================================================*/
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/* Driver local variables. */
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/*===========================================================================*/
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/**
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* @brief Driver default configuration.
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*/
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static const SerialConfig default_config = {
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SERIAL_DEFAULT_BITRATE,
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SD_MODE_NORMAL | SD_MODE_PARITY_NONE
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};
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/*===========================================================================*/
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/* Driver local functions. */
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/*===========================================================================*/
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/**
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* @brief eSCI initialization.
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* @details This function must be invoked with interrupts disabled.
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*
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* @param[in] sdp pointer to a @p SerialDriver object
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* @param[in] config the architecture-dependent serial driver configuration
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*/
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static void esci_init(SerialDriver *sdp, const SerialConfig *config) {
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volatile struct ESCI_tag *escip = sdp->escip;
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uint8_t mode = config->sc_mode;
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escip->CR2.R = 0; /* MDIS off. */
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escip->CR1.R = 0;
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escip->LCR.R = 0;
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escip->CR1.B.SBR = SPC563_SYSCLK / (16 * config->sc_speed);
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if (mode & SD_MODE_LOOPBACK)
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escip->CR1.B.LOOPS = 1;
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switch (mode & SD_MODE_PARITY) {
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case SD_MODE_PARITY_ODD:
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escip->CR1.B.PT = 1;
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case SD_MODE_PARITY_EVEN:
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escip->CR1.B.PE = 1;
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escip->CR1.B.M = 1; /* Makes it 8 bits data + 1 bit parity. */
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default:
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;
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}
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escip->LPR.R = 0;
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escip->CR1.R |= 0x0000002C; /* RIE, TE, RE to 1. */
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escip->CR2.R |= 0x000F; /* ORIE, NFIE, FEIE, PFIE to 1. */
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}
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/**
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* @brief eSCI de-initialization.
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* @details This function must be invoked with interrupts disabled.
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*
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* @param[in] escip pointer to an eSCI I/O block
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*/
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static void esci_deinit(volatile struct ESCI_tag *escip) {
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escip->LPR.R = 0;
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escip->SR.R = 0xFFFFFFFF;
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escip->CR1.R = 0;
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escip->CR2.R = 0x8000; /* MDIS on. */
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}
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/**
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* @brief Error handling routine.
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*
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* @param[in] sdp pointer to a @p SerialDriver object
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* @param[in] sr eSCI SR register value
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*/
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static void set_error(SerialDriver *sdp, uint32_t sr) {
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flagsmask_t sts = 0;
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if (sr & 0x08000000)
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sts |= SD_OVERRUN_ERROR;
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if (sr & 0x04000000)
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sts |= SD_NOISE_ERROR;
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if (sr & 0x02000000)
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sts |= SD_FRAMING_ERROR;
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if (sr & 0x01000000)
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sts |= SD_PARITY_ERROR;
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/* if (sr & 0x00000000)
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sts |= SD_BREAK_DETECTED;*/
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chSysLockFromIsr();
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chnAddFlagsI(sdp, sts);
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chSysUnlockFromIsr();
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}
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/**
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* @brief Common IRQ handler.
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*
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* @param[in] sdp pointer to a @p SerialDriver object
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*/
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static void serve_interrupt(SerialDriver *sdp) {
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volatile struct ESCI_tag *escip = sdp->escip;
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uint32_t sr = escip->SR.R;
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escip->SR.R = 0x3FFFFFFF; /* Does not clear TDRE | TC.*/
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if (sr & 0x0F000000) /* OR | NF | FE | PF. */
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set_error(sdp, sr);
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if (sr & 0x20000000) { /* RDRF. */
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chSysLockFromIsr();
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sdIncomingDataI(sdp, escip->DR.B.D);
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chSysUnlockFromIsr();
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}
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if (escip->CR1.B.TIE && (sr & 0x80000000)) { /* TDRE. */
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msg_t b;
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chSysLockFromIsr();
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b = chOQGetI(&sdp->oqueue);
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if (b < Q_OK) {
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chnAddFlagsI(sdp, CHN_OUTPUT_EMPTY);
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escip->CR1.B.TIE = 0;
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}
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else {
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ESCI_A.SR.B.TDRE = 1;
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escip->DR.R = (uint16_t)b;
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}
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chSysUnlockFromIsr();
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}
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}
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#if USE_SPC563_ESCIA || defined(__DOXYGEN__)
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static void notify1(GenericQueue *qp) {
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(void)qp;
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if (ESCI_A.SR.B.TDRE) {
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msg_t b = sdRequestDataI(&SD1);
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if (b != Q_EMPTY) {
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ESCI_A.SR.B.TDRE = 1;
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ESCI_A.CR1.B.TIE = 1;
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ESCI_A.DR.R = (uint16_t)b;
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}
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}
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}
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#endif
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#if USE_SPC563_ESCIB || defined(__DOXYGEN__)
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static void notify2(GenericQueue *qp) {
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(void)qp;
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if (ESCI_B.SR.B.TDRE) {
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msg_t b = sdRequestDataI(&SD2);
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if (b != Q_EMPTY) {
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ESCI_B.SR.B.TDRE = 1;
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ESCI_B.CR1.B.TIE = 1;
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ESCI_B.DR.R = (uint16_t)b;
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}
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}
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}
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#endif
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/*===========================================================================*/
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/* Driver interrupt handlers. */
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/*===========================================================================*/
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#if USE_SPC563_ESCIA || defined(__DOXYGEN__)
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/**
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* @brief eSCI-A interrupt handler.
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*
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* @isr
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*/
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CH_IRQ_HANDLER(vector146) {
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CH_IRQ_PROLOGUE();
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serve_interrupt(&SD1);
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CH_IRQ_EPILOGUE();
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}
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#endif
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#if USE_SPC563_ESCIB || defined(__DOXYGEN__)
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/**
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* @brief eSCI-B interrupt handler.
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*
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* @isr
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*/
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CH_IRQ_HANDLER(vector149) {
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CH_IRQ_PROLOGUE();
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serve_interrupt(&SD2);
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CH_IRQ_EPILOGUE();
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}
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#endif
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/*===========================================================================*/
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/* Driver exported functions. */
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/*===========================================================================*/
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/**
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* @brief Low level serial driver initialization.
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*
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* @notapi
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*/
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void sd_lld_init(void) {
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#if USE_SPC563_ESCIA
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sdObjectInit(&SD1, NULL, notify1);
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SD1.escip = &ESCI_A;
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ESCI_A.CR2.R = 0x8000; /* MDIS ON. */
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INTC.PSR[146].R = SPC563_ESCIA_PRIORITY;
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#endif
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#if USE_SPC563_ESCIB
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sdObjectInit(&SD2, NULL, notify2);
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SD2.escip = &ESCI_B;
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ESCI_B.CR2.R = 0x8000; /* MDIS ON. */
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INTC.PSR[149].R = SPC563_ESCIB_PRIORITY;
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#endif
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}
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/**
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* @brief Low level serial driver configuration and (re)start.
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*
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* @param[in] sdp pointer to a @p SerialDriver object
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* @param[in] config the architecture-dependent serial driver configuration.
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* If this parameter is set to @p NULL then a default
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* configuration is used.
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*
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* @notapi
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*/
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void sd_lld_start(SerialDriver *sdp, const SerialConfig *config) {
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if (config == NULL)
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config = &default_config;
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esci_init(sdp, config);
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}
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/**
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* @brief Low level serial driver stop.
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*
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* @param[in] sdp pointer to a @p SerialDriver object
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*
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* @notapi
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*/
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void sd_lld_stop(SerialDriver *sdp) {
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if (sdp->state == SD_READY)
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esci_deinit(sdp->escip);
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}
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#endif /* HAL_USE_SERIAL */
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/** @} */
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@ -1,157 +0,0 @@
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||||||
/*
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|
||||||
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
|
|
||||||
2011,2012 Giovanni Di Sirio.
|
|
||||||
|
|
||||||
This file is part of ChibiOS/RT.
|
|
||||||
|
|
||||||
ChibiOS/RT 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 3 of the License, or
|
|
||||||
(at your option) any later version.
|
|
||||||
|
|
||||||
ChibiOS/RT is distributed in the hope that it will be useful,
|
|
||||||
but WITHOUT ANY WARRANTY; without even the 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, see <http://www.gnu.org/licenses/>.
|
|
||||||
*/
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|
||||||
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|
||||||
/**
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|
||||||
* @file SPC56x/serial_lld.h
|
|
||||||
* @brief SPC563 low level serial driver header.
|
|
||||||
*
|
|
||||||
* @addtogroup SERIAL
|
|
||||||
* @{
|
|
||||||
*/
|
|
||||||
|
|
||||||
#ifndef _SERIAL_LLD_H_
|
|
||||||
#define _SERIAL_LLD_H_
|
|
||||||
|
|
||||||
#if HAL_USE_SERIAL || defined(__DOXYGEN__)
|
|
||||||
|
|
||||||
/*===========================================================================*/
|
|
||||||
/* Driver constants. */
|
|
||||||
/*===========================================================================*/
|
|
||||||
|
|
||||||
#define SD_MODE_PARITY_MASK 0x03 /**< @brief Parity field mask. */
|
|
||||||
#define SD_MODE_PARITY_NONE 0x00 /**< @brief No parity. */
|
|
||||||
#define SD_MODE_PARITY_EVEN 0x01 /**< @brief Even parity. */
|
|
||||||
#define SD_MODE_PARITY_ODD 0x02 /**< @brief Odd parity. */
|
|
||||||
|
|
||||||
#define SD_MODE_NORMAL 0x00 /**< @brief Normal operations. */
|
|
||||||
#define SD_MODE_LOOPBACK 0x80 /**< @brief Internal loopback. */
|
|
||||||
|
|
||||||
/*===========================================================================*/
|
|
||||||
/* Driver pre-compile time settings. */
|
|
||||||
/*===========================================================================*/
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief eSCI-A driver enable switch.
|
|
||||||
* @details If set to @p TRUE the support for eSCI-A is included.
|
|
||||||
* @note The default is @p TRUE.
|
|
||||||
*/
|
|
||||||
#if !defined(USE_SPC563_ESCIA) || defined(__DOXYGEN__)
|
|
||||||
#define USE_SPC563_ESCIA TRUE
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief eSCI-B driver enable switch.
|
|
||||||
* @details If set to @p TRUE the support for eSCI-B is included.
|
|
||||||
* @note The default is @p TRUE.
|
|
||||||
*/
|
|
||||||
#if !defined(USE_SPC563_ESCIB) || defined(__DOXYGEN__)
|
|
||||||
#define USE_SPC563_ESCIB TRUE
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief eSCI-A interrupt priority level setting.
|
|
||||||
*/
|
|
||||||
#if !defined(SPC563_ESCIA_PRIORITY) || defined(__DOXYGEN__)
|
|
||||||
#define SPC563_ESCIA_PRIORITY 8
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief eSCI-B interrupt priority level setting.
|
|
||||||
*/
|
|
||||||
#if !defined(SPC563_ESCIB_PRIORITY) || defined(__DOXYGEN__)
|
|
||||||
#define SPC563_ESCIB_PRIORITY 8
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/*===========================================================================*/
|
|
||||||
/* Derived constants and error checks. */
|
|
||||||
/*===========================================================================*/
|
|
||||||
|
|
||||||
/*===========================================================================*/
|
|
||||||
/* Driver data structures and types. */
|
|
||||||
/*===========================================================================*/
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief Generic Serial Driver configuration structure.
|
|
||||||
* @details An instance of this structure must be passed to @p sdStart()
|
|
||||||
* in order to configure and start a serial driver operations.
|
|
||||||
* @note This structure content is architecture dependent, each driver
|
|
||||||
* implementation defines its own version and the custom static
|
|
||||||
* initializers.
|
|
||||||
*/
|
|
||||||
typedef struct {
|
|
||||||
/**
|
|
||||||
* @brief Bit rate.
|
|
||||||
*/
|
|
||||||
uint32_t sc_speed;
|
|
||||||
/**
|
|
||||||
* @brief Mode flags.
|
|
||||||
*/
|
|
||||||
uint8_t sc_mode;
|
|
||||||
} SerialConfig;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @brief @p SerialDriver specific data.
|
|
||||||
*/
|
|
||||||
#define _serial_driver_data \
|
|
||||||
_base_asynchronous_channel_data \
|
|
||||||
/* Driver state.*/ \
|
|
||||||
sdstate_t state; \
|
|
||||||
/* Input queue.*/ \
|
|
||||||
InputQueue iqueue; \
|
|
||||||
/* Output queue.*/ \
|
|
||||||
OutputQueue oqueue; \
|
|
||||||
/* Input circular buffer.*/ \
|
|
||||||
uint8_t ib[SERIAL_BUFFERS_SIZE]; \
|
|
||||||
/* Output circular buffer.*/ \
|
|
||||||
uint8_t ob[SERIAL_BUFFERS_SIZE]; \
|
|
||||||
/* End of the mandatory fields.*/ \
|
|
||||||
/* Pointer to the volatile eSCI registers block.*/ \
|
|
||||||
volatile struct ESCI_tag *escip;
|
|
||||||
|
|
||||||
/*===========================================================================*/
|
|
||||||
/* Driver macros. */
|
|
||||||
/*===========================================================================*/
|
|
||||||
|
|
||||||
/*===========================================================================*/
|
|
||||||
/* External declarations. */
|
|
||||||
/*===========================================================================*/
|
|
||||||
|
|
||||||
#if USE_SPC563_ESCIA && !defined(__DOXYGEN__)
|
|
||||||
extern SerialDriver SD1;
|
|
||||||
#endif
|
|
||||||
#if USE_SPC563_ESCIB && !defined(__DOXYGEN__)
|
|
||||||
extern SerialDriver SD2;
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifdef __cplusplus
|
|
||||||
extern "C" {
|
|
||||||
#endif
|
|
||||||
void sd_lld_init(void);
|
|
||||||
void sd_lld_start(SerialDriver *sdp, const SerialConfig *config);
|
|
||||||
void sd_lld_stop(SerialDriver *sdp);
|
|
||||||
#ifdef __cplusplus
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#endif /* HAL_USE_SERIAL */
|
|
||||||
|
|
||||||
#endif /* _SERIAL_LLD_H_ */
|
|
||||||
|
|
||||||
/** @} */
|
|
||||||
|
|
@ -76,7 +76,7 @@ static void esci_init(SerialDriver *sdp, const SerialConfig *config) {
|
||||||
escip->CR1.B.SBR = SPC_SYSCLK / (16 * config->sc_speed);
|
escip->CR1.B.SBR = SPC_SYSCLK / (16 * config->sc_speed);
|
||||||
if (mode & SD_MODE_LOOPBACK)
|
if (mode & SD_MODE_LOOPBACK)
|
||||||
escip->CR1.B.LOOPS = 1;
|
escip->CR1.B.LOOPS = 1;
|
||||||
switch (mode & SD_MODE_PARITY) {
|
switch (mode & SD_MODE_PARITY_MASK) {
|
||||||
case SD_MODE_PARITY_ODD:
|
case SD_MODE_PARITY_ODD:
|
||||||
escip->CR1.B.PT = 1;
|
escip->CR1.B.PT = 1;
|
||||||
case SD_MODE_PARITY_EVEN:
|
case SD_MODE_PARITY_EVEN:
|
||||||
|
|
|
||||||
|
|
@ -137,7 +137,7 @@ _IVOR10:
|
||||||
#endif
|
#endif
|
||||||
bl chSchIsPreemptionRequired
|
bl chSchIsPreemptionRequired
|
||||||
cmpli cr0, %r3, 0
|
cmpli cr0, %r3, 0
|
||||||
beq cr0, .ctxrestore
|
beq cr0, _ivor_exit
|
||||||
bl chSchDoReschedule
|
bl chSchDoReschedule
|
||||||
b _ivor_exit
|
b _ivor_exit
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -36,10 +36,10 @@ void port_init(void) {
|
||||||
#if PPC_SUPPORTS_IVORS
|
#if PPC_SUPPORTS_IVORS
|
||||||
/* The CPU support IVOR registers, the kernel requires IVOR4 and IVOR10
|
/* The CPU support IVOR registers, the kernel requires IVOR4 and IVOR10
|
||||||
and the initialization is performed here.*/
|
and the initialization is performed here.*/
|
||||||
asm volatile ("li %r3, _IVOR4@l \t\n"
|
asm volatile ("li %%r3, _IVOR4@l \t\n"
|
||||||
"mtIVOR4 %r3 \t\n"
|
"mtIVOR4 %%r3 \t\n"
|
||||||
"li %r3, _IVOR10@l \t\n"
|
"li %%r3, _IVOR10@l \t\n"
|
||||||
"mtIVOR10 %r3" : : : "memory");
|
"mtIVOR10 %%r3" : : : "memory");
|
||||||
#endif
|
#endif
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue