From 807e9e2910082769a216b2f43c194a66aa6c760c Mon Sep 17 00:00:00 2001 From: patacongo Date: Mon, 16 May 2011 22:20:26 +0000 Subject: Beginnings of PIC32 build environment git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3619 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/arch/mips/include/mips32/irq.h | 19 ++ nuttx/arch/mips/src/Makefile | 138 ++++++++ nuttx/arch/mips/src/common/up_arch.h | 89 +++++ nuttx/arch/mips/src/common/up_modifyreg16.c | 85 +++++ nuttx/arch/mips/src/common/up_modifyreg32.c | 85 +++++ nuttx/arch/mips/src/common/up_modifyreg8.c | 85 +++++ nuttx/arch/mips/src/pic32mx/Make.defs | 51 +++ nuttx/arch/mips/src/pic32mx/pic32mx-internal.h | 428 ++++++++++++++++++++++++ nuttx/arch/mips/src/pic32mx/pic32mx-memorymap.h | 2 +- nuttx/arch/mips/src/pic32mx/pic32mx-pmp.h | 56 ++-- 10 files changed, 1009 insertions(+), 29 deletions(-) create mode 100644 nuttx/arch/mips/src/Makefile create mode 100644 nuttx/arch/mips/src/common/up_arch.h create mode 100644 nuttx/arch/mips/src/common/up_modifyreg16.c create mode 100644 nuttx/arch/mips/src/common/up_modifyreg32.c create mode 100644 nuttx/arch/mips/src/common/up_modifyreg8.c create mode 100755 nuttx/arch/mips/src/pic32mx/Make.defs create mode 100755 nuttx/arch/mips/src/pic32mx/pic32mx-internal.h (limited to 'nuttx/arch/mips') diff --git a/nuttx/arch/mips/include/mips32/irq.h b/nuttx/arch/mips/include/mips32/irq.h index e2bb784bc..845eddaad 100755 --- a/nuttx/arch/mips/include/mips32/irq.h +++ b/nuttx/arch/mips/include/mips32/irq.h @@ -48,12 +48,31 @@ * Definitions ****************************************************************************/ +/* Lots of missing logic here */ + +#define XCPTCONTEXT_REGS 1 + /**************************************************************************** * Public Types ****************************************************************************/ #ifndef __ASSEMBLY__ +struct xcptcontext +{ + /* The following function pointer is non-NULL if there are pending signals + * to be processed. + */ + +#ifndef CONFIG_DISABLE_SIGNALS + void *sigdeliver; /* Actual type is sig_deliver_t */ +#endif + + /* Register save area */ + + uint32_t regs[XCPTCONTEXT_REGS]; +}; + /**************************************************************************** * Inline functions ****************************************************************************/ diff --git a/nuttx/arch/mips/src/Makefile b/nuttx/arch/mips/src/Makefile new file mode 100644 index 000000000..872b7e568 --- /dev/null +++ b/nuttx/arch/mips/src/Makefile @@ -0,0 +1,138 @@ +############################################################################ +# arch/mips/src/Makefile +# +# Copyright (C) 2011 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# 3. Neither the name NuttX nor the names of its contributors may be +# used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED +# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +############################################################################ + +-include $(TOPDIR)/Make.defs +-include chip/Make.defs + +ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src +ifeq ($(CONFIG_ARCH_MIPS),y) +ARCH_SUBDIR = mips32 +endif + +ifeq ($(WINTOOL),y) + NUTTX = "${shell cygpath -w $(TOPDIR)/nuttx}" + CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \ + -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \ + -I "${shell cygpath -w $(ARCH_SRCDIR)/$(ARCH_SUBDIR)}" \ + -I "${shell cygpath -w $(TOPDIR)/sched}" +else + NUTTX = $(TOPDIR)/nuttx + CFLAGS += -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common \ + -I$(ARCH_SRCDIR)/$(ARCH_SUBDIR) -I$(TOPDIR)/sched +endif + +HEAD_AOBJ = $(HEAD_ASRC:.S=$(OBJEXT)) + +ASRCS = $(CHIP_ASRCS) $(CMN_ASRCS) +AOBJS = $(ASRCS:.S=$(OBJEXT)) + +CSRCS = $(CHIP_CSRCS) $(CMN_CSRCS) +COBJS = $(CSRCS:.c=$(OBJEXT)) + +SRCS = $(ASRCS) $(CSRCS) +OBJS = $(AOBJS) $(COBJS) + +LDFLAGS = $(ARCHSCRIPT) +EXTRA_LIBS = + +LINKLIBS = +ifeq ($(WINTOOL),y) + LIBPATHS = ${shell for path in $(LINKLIBS); do dir=`dirname $(TOPDIR)/$$path`;echo "-L\"`cygpath -w $$dir`\"";done} + LIBPATHS += -L"${shell cygpath -w $(BOARDDIR)}" +else + LIBPATHS = $(addprefix -L$(TOPDIR)/,$(dir $(LINKLIBS))) + LIBPATHS += -L"$(BOARDDIR)" +endif +LDLIBS = $(patsubst lib%,-l%,$(basename $(notdir $(LINKLIBS)))) + +BOARDDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src/board + +LIBGCC = "${shell $(CC) -print-libgcc-file-name}" + +VPATH = chip:common:$(ARCH_SUBDIR) + +all: $(HEAD_OBJ) libarch$(LIBEXT) + +$(AOBJS) $(HEAD_AOBJ): %$(OBJEXT): %.S + $(call ASSEMBLE, $<, $@) + +$(COBJS): %$(OBJEXT): %.c + $(call COMPILE, $<, $@) + +libarch$(LIBEXT): $(OBJS) + @( for obj in $(OBJS) ; do \ + $(call ARCHIVE, $@, $${obj}); \ + done ; ) + +board/libboard$(LIBEXT): + @$(MAKE) -C board TOPDIR="$(TOPDIR)" libboard$(LIBEXT) EXTRADEFINES=$(EXTRADEFINES) + +nuttx: $(HEAD_AOBJ) board/libboard$(LIBEXT) + @echo "LD: nuttx" + @$(LD) --entry=__start $(LDFLAGS) $(LIBPATHS) -o $(NUTTX)$(EXEEXT) $(HEAD_AOBJ) $(EXTRA_OBJS) \ + --start-group $(LDLIBS) -lboard --end-group $(EXTRA_LIBS) $(LIBGCC) + @$(NM) $(NUTTX)$(EXEEXT) | \ + grep -v '\(compiled\)\|\(\$(OBJEXT)$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \ + sort > $(TOPDIR)/System.map + @export vflashstart=`$(OBJDUMP) --all-headers $(NUTTX)$(EXEEXT) | grep _vflashstart | cut -d' ' -f1`; \ + if [ ! -z "$$vflashstart" ]; then \ + $(OBJCOPY) $(OBJCOPYARGS) --adjust-section-vma=.vector=0x$$vflashstart $(NUTTX)$(EXEEXT) $(NUTTX).flashimage; \ + mv $(NUTTX).flashimage $(NUTTX)$(EXEEXT); \ + fi + +.depend: Makefile chip/Make.defs $(SRCS) + @if [ -e board/Makefile ]; then \ + $(MAKE) -C board TOPDIR="$(TOPDIR)" depend ; \ + fi + @$(MKDEP) --dep-path chip --dep-path common --dep-path $(ARCH_SUBDIR) \ + $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep + @touch $@ + +depend: .depend + +clean: + @if [ -e board/Makefile ]; then \ + $(MAKE) -C board TOPDIR="$(TOPDIR)" clean ; \ + fi + @rm -f libarch$(LIBEXT) *~ .*.swp + $(call CLEAN) + +distclean: clean + @if [ -e board/Makefile ]; then \ + $(MAKE) -C board TOPDIR="$(TOPDIR)" distclean ; \ + fi + @rm -f Make.dep .depend + +-include Make.dep diff --git a/nuttx/arch/mips/src/common/up_arch.h b/nuttx/arch/mips/src/common/up_arch.h new file mode 100644 index 000000000..97f62e553 --- /dev/null +++ b/nuttx/arch/mips/src/common/up_arch.h @@ -0,0 +1,89 @@ +/**************************************************************************** + * arch/mips/src/common/up_arch.h + * + * Copyright (C) 2010 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef ___ARCH_ARM_SRC_COMMON_UP_ARCH_H +#define ___ARCH_ARM_SRC_COMMON_UP_ARCH_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#ifndef __ASSEMBLY__ +# include +#endif + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Inline Functions + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +# define getreg8(a) (*(volatile uint8_t *)(a)) +# define putreg8(v,a) (*(volatile uint8_t *)(a) = (v)) +# define getreg16(a) (*(volatile uint16_t *)(a)) +# define putreg16(v,a) (*(volatile uint16_t *)(a) = (v)) +# define getreg32(a) (*(volatile uint32_t *)(a)) +# define putreg32(v,a) (*(volatile uint32_t *)(a) = (v)) + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/* Atomic modification of registers */ + +EXTERN void modifyreg8(unsigned int addr, uint8_t clearbits, uint8_t setbits); +EXTERN void modifyreg16(unsigned int addr, uint16_t clearbits, uint16_t setbits); +EXTERN void modifyreg32(unsigned int addr, uint32_t clearbits, uint32_t setbits); + +#undef EXTERN +#if defined(__cplusplus) +} +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* ___ARCH_ARM_SRC_COMMON_UP_ARCH_H */ diff --git a/nuttx/arch/mips/src/common/up_modifyreg16.c b/nuttx/arch/mips/src/common/up_modifyreg16.c new file mode 100644 index 000000000..ca72dec3e --- /dev/null +++ b/nuttx/arch/mips/src/common/up_modifyreg16.c @@ -0,0 +1,85 @@ +/**************************************************************************** + * arch/mips/src/common/up_modifyreg16.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include + +#include +#include + +#include "up_arch.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: modifyreg16 + * + * Description: + * Atomically modify the specified bits in a memory mapped register + * + ****************************************************************************/ + +void modifyreg16(unsigned int addr, uint16_t clearbits, uint16_t setbits) +{ + irqstate_t flags; + uint16_t regval; + + flags = irqsave(); + regval = getreg16(addr); + regval &= ~clearbits; + regval |= setbits; + putreg16(regval, addr); + irqrestore(flags); +} diff --git a/nuttx/arch/mips/src/common/up_modifyreg32.c b/nuttx/arch/mips/src/common/up_modifyreg32.c new file mode 100644 index 000000000..59bb3a1d8 --- /dev/null +++ b/nuttx/arch/mips/src/common/up_modifyreg32.c @@ -0,0 +1,85 @@ +/**************************************************************************** + * arch/mips/src/common/up_modifyreg32.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include + +#include +#include + +#include "up_arch.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: modifyreg32 + * + * Description: + * Atomically modify the specified bits in a memory mapped register + * + ****************************************************************************/ + +void modifyreg32(unsigned int addr, uint32_t clearbits, uint32_t setbits) +{ + irqstate_t flags; + uint32_t regval; + + flags = irqsave(); + regval = getreg32(addr); + regval &= ~clearbits; + regval |= setbits; + putreg32(regval, addr); + irqrestore(flags); +} diff --git a/nuttx/arch/mips/src/common/up_modifyreg8.c b/nuttx/arch/mips/src/common/up_modifyreg8.c new file mode 100644 index 000000000..b590458b3 --- /dev/null +++ b/nuttx/arch/mips/src/common/up_modifyreg8.c @@ -0,0 +1,85 @@ +/**************************************************************************** + * arch/mips/src/common/up_modifyreg8.c + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include + +#include +#include + +#include +#include + +#include "up_arch.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: modifyreg8 + * + * Description: + * Atomically modify the specified bits in a memory mapped register + * + ****************************************************************************/ + +void modifyreg8(unsigned int addr, uint8_t clearbits, uint8_t setbits) +{ + irqstate_t flags; + uint8_t regval; + + flags = irqsave(); + regval = getreg8(addr); + regval &= ~clearbits; + regval |= setbits; + putreg8(regval, addr); + irqrestore(flags); +} diff --git a/nuttx/arch/mips/src/pic32mx/Make.defs b/nuttx/arch/mips/src/pic32mx/Make.defs new file mode 100755 index 000000000..be5296f1d --- /dev/null +++ b/nuttx/arch/mips/src/pic32mx/Make.defs @@ -0,0 +1,51 @@ +############################################################################ +# arch/mips/src/pic32mx/Make.defs +# +# Copyright (C) 2011 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# 3. Neither the name NuttX nor the names of its contributors may be +# used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED +# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +############################################################################ + +# The start-up, "head", file + +HEAD_ASRC = + +# Common MIPS files + +CMN_ASRCS = +CMN_CSRCS = up_modifyreg8.c up_modifyreg16.c up_modifyreg32.c + +# Required PIC32MX files + +CHIP_ASRCS = +CHIP_CSRCS = + +# Configuration-dependent PIC32MX files + diff --git a/nuttx/arch/mips/src/pic32mx/pic32mx-internal.h b/nuttx/arch/mips/src/pic32mx/pic32mx-internal.h new file mode 100755 index 000000000..7c40bff8d --- /dev/null +++ b/nuttx/arch/mips/src/pic32mx/pic32mx-internal.h @@ -0,0 +1,428 @@ +/************************************************************************************ + * arch/mips/src/pic32mx/pic32mx-internal.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __ARCH_MIPS_SRC_PIC32MX_PIC32MX_INTERNAL_H +#define __ARCH_MIPS_SRC_PIC32MX_PIC32MX_INTERNAL_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include +#include + +#include +#include +#include + +#include "up_internal.h" +#include "chip.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Configuration ********************************************************************/ + +/* Bit-encoded input to pic32mx_configgpio() ****************************************/ +/* To be provided */ + +/* GPIO pin definitions *************************************************************/ +/* To be provided */ + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +typedef FAR void *DMA_HANDLE; +typedef void (*dma_callback_t)(DMA_HANDLE handle, void *arg, int result); + +/* The following is used for sampling DMA registers when CONFIG DEBUG_DMA is selected */ + +#ifdef CONFIG_DEBUG_DMA +struct pic32mx_dmaglobalregs_s +{ + /* Global Registers */ +#warning "Missing definitions" +}; + +struct pic32mx_dmachanregs_s +{ + /* Channel Registers */ +#warning "Missing definitions" +}; + +struct pic32mx_dmaregs_s +{ + /* Global Registers */ + + struct pic32mx_dmaglobalregs_s gbl; + + /* Channel Registers */ + + struct pic32mx_dmachanregs_s ch; +}; +#endif + +/************************************************************************************ + * Inline Functions + ************************************************************************************/ + +#ifndef __ASSEMBLY__ + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + +/************************************************************************************ + * Name: pic32mx_clockconfig + * + * Description: + * Called to initialize the PIC32MX. This does whatever setup is needed to put the + * MCU in a usable state. This includes the initialization of clocking using the + * settings in board.h. + * + ************************************************************************************/ + +EXTERN void pic32mx_clockconfig(void); + +/************************************************************************************ + * Name: pic32mx_lowsetup + * + * Description: + * Called at the very beginning of _start. Performs low level initialization + * including setup of the console UART. This UART done early so that the serial + * console is available for debugging very early in the boot sequence. + * + ************************************************************************************/ + +EXTERN void pic32mx_lowsetup(void); + +/************************************************************************************ + * Name: pic32mx_gpioirqinitialize + * + * Description: + * Initialize logic to support a second level of interrupt decoding for GPIO pins. + * + ************************************************************************************/ + +#ifdef CONFIG_GPIO_IRQ +EXTERN void pic32mx_gpioirqinitialize(void); +#else +# define pic32mx_gpioirqinitialize() +#endif + +/************************************************************************************ + * Name: pic32mx_configgpio + * + * Description: + * Configure a GPIO pin based on bit-encoded description of the pin. + * + ************************************************************************************/ + +EXTERN int pic32mx_configgpio(uint16_t cfgset); + +/************************************************************************************ + * Name: pic32mx_gpiowrite + * + * Description: + * Write one or zero to the selected GPIO pin + * + ************************************************************************************/ + +EXTERN void pic32mx_gpiowrite(uint16_t pinset, bool value); + +/************************************************************************************ + * Name: pic32mx_gpioread + * + * Description: + * Read one or zero from the selected GPIO pin + * + ************************************************************************************/ + +EXTERN bool pic32mx_gpioread(uint16_t pinset); + +/************************************************************************************ + * Name: pic32mx_gpioirqenable + * + * Description: + * Enable the interrupt for specified GPIO IRQ + * + ************************************************************************************/ + +#ifdef CONFIG_GPIO_IRQ +EXTERN void pic32mx_gpioirqenable(int irq); +#else +# define pic32mx_gpioirqenable(irq) +#endif + +/************************************************************************************ + * Name: pic32mx_gpioirqdisable + * + * Description: + * Disable the interrupt for specified GPIO IRQ + * + ************************************************************************************/ + +#ifdef CONFIG_GPIO_IRQ +EXTERN void pic32mx_gpioirqdisable(int irq); +#else +# define pic32mx_gpioirqdisable(irq) +#endif + +/************************************************************************************ + * Function: pic32mx_dumpgpio + * + * Description: + * Dump all GPIO registers associated with the base address of the provided pinset. + * + ************************************************************************************/ + +#ifdef CONFIG_DEBUG_GPIO +EXTERN int pic32mx_dumpgpio(uint16_t pinset, const char *msg); +#else +# define pic32mx_dumpgpio(p,m) +#endif + +/************************************************************************************ + * Name: pic32mx_spiNselect, pic32mx_spiNstatus, and pic32mx_spiNcmddata + * + * Description: + * These external functions must be provided by board-specific logic. They are + * implementations of the select, status, and cmddata methods of the SPI interface + * defined by struct spi_ops_s (see include/nuttx/spi.h). All other methods + * including up_spiinitialize()) are provided by common PIC32MX logic. To use + * this common SPI logic on your board: + * + * 1. Provide logic in pic32mx_boardinitialize() to configure SPI/SSP chip select + * pins. + * 2. Provide pic32mx_spiNselect() and pic32mx_spiNstatus() functions + * in your board-specific logic. These functions will perform chip selection + * and status operations using GPIOs in the way your board is configured. + * 2. If CONFIG_SPI_CMDDATA is defined in the NuttX configuration, provide + * pic32mx_spiNcmddata() functions in your board-specific logic. These + * functions will perform cmd/data selection operations using GPIOs in the way + * your board is configured. + * 3. Add a call to up_spiinitialize() in your low level application + * initialization logic + * 4. The handle returned by up_spiinitialize() may then be used to bind the + * SPI driver to higher level logic (e.g., calling + * mmcsd_spislotinitialize(), for example, will bind the SPI driver to + * the SPI MMC/SD driver). + * + ************************************************************************************/ + +struct spi_dev_s; +enum spi_dev_e; + +#ifdef CONFIG_PIC32MX_SPI1 +EXTERN void pic32mx_spi1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); +EXTERN uint8_t pic32mx_spi1status(FAR struct spi_dev_s *dev, enum spi_dev_e devid); +#ifdef CONFIG_SPI_CMDDATA +EXTERN int pic32mx_spi1cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); +#endif +#endif +#ifdef CONFIG_PIC32MX_SPI2 +EXTERN void pic32mx_spi2select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); +EXTERN uint8_t pic32mx_spi2status(FAR struct spi_dev_s *dev, enum spi_dev_e devid); +#ifdef CONFIG_SPI_CMDDATA +EXTERN int pic32mx_spi2cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); +#endif +#endif + +/**************************************************************************** + * Name: pic32mx_spiflush + * + * Description: + * Flush and discard any words left in the RX fifo. This can be called + * from ssp0/1select after a device is deselected (if you worry about such + * things). + * + * Input Parameters: + * dev - Device-specific state data + * + * Returned Value: + * None + * + ****************************************************************************/ + +struct spi_dev_s; +#if defined(CONFIG_PIC32MX_SPI1) || defined(CONFIG_PIC32MX_SPI2) +EXTERN void pic32mx_spiflush(FAR struct spi_dev_s *dev); +#endif + +/**************************************************************************** + * Name: pic32mx_dmainitialize + * + * Description: + * Initialize the GPDMA subsystem. + * + * Returned Value: + * None + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +EXTERN void pic32mx_dmainitilaize(void); +#endif + +/**************************************************************************** + * Name: pic32mx_dmachannel + * + * Description: + * Allocate a DMA channel. This function sets aside a DMA channel and + * gives the caller exclusive access to the DMA channel. + * + * Returned Value: + * One success, this function returns a non-NULL, void* DMA channel + * handle. NULL is returned on any failure. This function can fail only + * if no DMA channel is available. + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +EXTERN DMA_HANDLE pic32mx_dmachannel(void); +#endif + +/**************************************************************************** + * Name: pic32mx_dmafree + * + * Description: + * Release a DMA channel. NOTE: The 'handle' used in this argument must + * NEVER be used again until pic32mx_dmachannel() is called again to re-gain + * a valid handle. + * + * Returned Value: + * None + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +EXTERN void pic32mx_dmafree(DMA_HANDLE handle); +#endif + +/**************************************************************************** + * Name: pic32mx_dmasetup + * + * Description: + * Configure DMA for one transfer. + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +EXTERN int pic32mx_dmarxsetup(DMA_HANDLE handle, + uint32_t control, uint32_t config, + uint32_t srcaddr, uint32_t destaddr, + size_t nbytes); +#endif + +/**************************************************************************** + * Name: pic32mx_dmastart + * + * Description: + * Start the DMA transfer + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +EXTERN int pic32mx_dmastart(DMA_HANDLE handle, dma_callback_t callback, void *arg); +#endif + +/**************************************************************************** + * Name: pic32mx_dmastop + * + * Description: + * Cancel the DMA. After pic32mx_dmastop() is called, the DMA channel is + * reset and pic32mx_dmasetup() must be called before pic32mx_dmastart() can be + * called again + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +EXTERN void pic32mx_dmastop(DMA_HANDLE handle); +#endif + +/**************************************************************************** + * Name: pic32mx_dmasample + * + * Description: + * Sample DMA register contents + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +#ifdef CONFIG_DEBUG_DMA +EXTERN void pic32mx_dmasample(DMA_HANDLE handle, struct pic32mx_dmaregs_s *regs); +#else +# define pic32mx_dmasample(handle,regs) +#endif +#endif + +/**************************************************************************** + * Name: pic32mx_dmadump + * + * Description: + * Dump previously sampled DMA register contents + * + ****************************************************************************/ + +#ifdef CONFIG_pic32mx_GPDMA +#ifdef CONFIG_DEBUG_DMA +EXTERN void pic32mx_dmadump(DMA_HANDLE handle, const struct pic32mx_dmaregs_s *regs, + const char *msg); +#else +# define pic32mx_dmadump(handle,regs,msg) +#endif +#endif + +#undef EXTERN +#if defined(__cplusplus) +} +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __ARCH_MIPS_SRC_PIC32MX_PIC32MX_INTERNAL_H */ diff --git a/nuttx/arch/mips/src/pic32mx/pic32mx-memorymap.h b/nuttx/arch/mips/src/pic32mx/pic32mx-memorymap.h index 061859806..f81e9695c 100755 --- a/nuttx/arch/mips/src/pic32mx/pic32mx-memorymap.h +++ b/nuttx/arch/mips/src/pic32mx/pic32mx-memorymap.h @@ -126,7 +126,7 @@ /* Parallel Master Register Base Address */ -# define PCI32MX_PMP_K1BASE (PIC32MX_SFR_K1BASE + 0x00007000) +# define PIC32MX_PMP_K1BASE (PIC32MX_SFR_K1BASE + 0x00007000) /* ADC Register Base Addresses */ diff --git a/nuttx/arch/mips/src/pic32mx/pic32mx-pmp.h b/nuttx/arch/mips/src/pic32mx/pic32mx-pmp.h index a68176bde..0eac80fc8 100755 --- a/nuttx/arch/mips/src/pic32mx/pic32mx-pmp.h +++ b/nuttx/arch/mips/src/pic32mx/pic32mx-pmp.h @@ -80,34 +80,34 @@ /* Register Addresses ***************************************************************/ -#define PIC32MX_PMP_CON (PCI32MX_PMP_K1BASE+PIC32MX_PMP_CON_OFFSET) -#define PIC32MX_PMP_CONCLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_CONCLR_OFFSET) -#define PIC32MX_PMP_CONSET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_CONSET_OFFSET) -#define PIC32MX_PMP_CONINV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_CONINV_OFFSET) -#define PIC32MX_PMP_MODE (PCI32MX_PMP_K1BASE+PIC32MX_PMP_MODE_OFFSET) -#define PIC32MX_PMP_MODECLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_MODECLR_OFFSET) -#define PIC32MX_PMP_MODESET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_MODESET_OFFSET) -#define PIC32MX_PMP_MODEINV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_MODEINV_OFFSET) -#define PIC32MX_PMP_ADDR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_ADDR_OFFSET) -#define PIC32MX_PMP_ADDRCLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_ADDRCLR_OFFSET) -#define PIC32MX_PMP_ADDRSET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_ADDRSET_OFFSET) -#define PIC32MX_PMP_ADDRINV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_ADDRINV_OFFSET) -#define PIC32MX_PMP_DOUT (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DOUT_OFFSET) -#define PIC32MX_PMP_DOUTCLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DOUTCLR_OFFSET) -#define PIC32MX_PMP_DOUTSET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DOUTSET_OFFSET) -#define PIC32MX_PMP_DOUTINV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DOUTINV_OFFSET) -#define PIC32MX_PMP_DIN (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DIN_OFFSET) -#define PIC32MX_PMP_DINCLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DINCLR_OFFSET) -#define PIC32MX_PMP_DINSET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DINSET_OFFSET) -#define PIC32MX_PMP_DININV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_DININV_OFFSET) -#define PIC32MX_PMP_AEN (PCI32MX_PMP_K1BASE+PIC32MX_PMP_AEN_OFFSET) -#define PIC32MX_PMP_AENCLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_AENCLR_OFFSET) -#define PIC32MX_PMP_AENSET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_AENSET_OFFSET) -#define PIC32MX_PMP_AENINV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_AENINV_OFFSET) -#define PIC32MX_PMP_STAT (PCI32MX_PMP_K1BASE+PIC32MX_PMP_STAT_OFFSET) -#define PIC32MX_PMP_STATCLR (PCI32MX_PMP_K1BASE+PIC32MX_PMP_STATCLR_OFFSET) -#define PIC32MX_PMP_STATSET (PCI32MX_PMP_K1BASE+PIC32MX_PMP_STATSET_OFFSET) -#define PIC32MX_PMP_STATINV (PCI32MX_PMP_K1BASE+PIC32MX_PMP_STATINV_OFFSET) +#define PIC32MX_PMP_CON (PIC32MX_PMP_K1BASE+PIC32MX_PMP_CON_OFFSET) +#define PIC32MX_PMP_CONCLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_CONCLR_OFFSET) +#define PIC32MX_PMP_CONSET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_CONSET_OFFSET) +#define PIC32MX_PMP_CONINV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_CONINV_OFFSET) +#define PIC32MX_PMP_MODE (PIC32MX_PMP_K1BASE+PIC32MX_PMP_MODE_OFFSET) +#define PIC32MX_PMP_MODECLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_MODECLR_OFFSET) +#define PIC32MX_PMP_MODESET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_MODESET_OFFSET) +#define PIC32MX_PMP_MODEINV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_MODEINV_OFFSET) +#define PIC32MX_PMP_ADDR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_ADDR_OFFSET) +#define PIC32MX_PMP_ADDRCLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_ADDRCLR_OFFSET) +#define PIC32MX_PMP_ADDRSET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_ADDRSET_OFFSET) +#define PIC32MX_PMP_ADDRINV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_ADDRINV_OFFSET) +#define PIC32MX_PMP_DOUT (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DOUT_OFFSET) +#define PIC32MX_PMP_DOUTCLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DOUTCLR_OFFSET) +#define PIC32MX_PMP_DOUTSET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DOUTSET_OFFSET) +#define PIC32MX_PMP_DOUTINV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DOUTINV_OFFSET) +#define PIC32MX_PMP_DIN (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DIN_OFFSET) +#define PIC32MX_PMP_DINCLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DINCLR_OFFSET) +#define PIC32MX_PMP_DINSET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DINSET_OFFSET) +#define PIC32MX_PMP_DININV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_DININV_OFFSET) +#define PIC32MX_PMP_AEN (PIC32MX_PMP_K1BASE+PIC32MX_PMP_AEN_OFFSET) +#define PIC32MX_PMP_AENCLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_AENCLR_OFFSET) +#define PIC32MX_PMP_AENSET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_AENSET_OFFSET) +#define PIC32MX_PMP_AENINV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_AENINV_OFFSET) +#define PIC32MX_PMP_STAT (PIC32MX_PMP_K1BASE+PIC32MX_PMP_STAT_OFFSET) +#define PIC32MX_PMP_STATCLR (PIC32MX_PMP_K1BASE+PIC32MX_PMP_STATCLR_OFFSET) +#define PIC32MX_PMP_STATSET (PIC32MX_PMP_K1BASE+PIC32MX_PMP_STATSET_OFFSET) +#define PIC32MX_PMP_STATINV (PIC32MX_PMP_K1BASE+PIC32MX_PMP_STATINV_OFFSET) /* Register Bit-Field Definitions ***************************************************/ -- cgit v1.2.3