initial commit
This commit is contained in:
@@ -0,0 +1,91 @@
|
||||
/* stack: dynamic */
|
||||
/* heap: dynamic */
|
||||
|
||||
ENTRY(Reset_Handler)
|
||||
|
||||
MEMORY
|
||||
{
|
||||
flash (rx) : ORIGIN = 0x0000C000, LENGTH = 960K
|
||||
sram (rwx) : ORIGIN = 0x10000000, LENGTH = 384K
|
||||
}
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
/* text: executable code */
|
||||
/* located in _flash_ */
|
||||
.text :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_stext = .;
|
||||
KEEP(*(.isr_vector))
|
||||
KEEP(*(.ble_patch))
|
||||
*(.text)
|
||||
*(.text*)
|
||||
|
||||
__init_array_start = .;
|
||||
KEEP(*(.init_array*))
|
||||
__init_array_end = .;
|
||||
|
||||
/* .rodata */
|
||||
. = ALIGN(4);
|
||||
*(.rodata)
|
||||
*(.rodata*)
|
||||
|
||||
. = ALIGN(4);
|
||||
_etext = .;
|
||||
} > flash
|
||||
|
||||
/* data: uniquely initialized symbols */
|
||||
/* loaded into flash region, copied to sram region at startup */
|
||||
/* VMA appears in sram region, LMA is in flash region for initialization */
|
||||
/* _init_data used by startup to locate flash region copy of data */
|
||||
.data :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_sdata = .;
|
||||
*(.data)
|
||||
*(.data*)
|
||||
. = ALIGN(4);
|
||||
_edata = .;
|
||||
} > sram AT>flash
|
||||
_init_data = LOADADDR(.data); /* used by startup to initialize data */
|
||||
|
||||
/* bss: zero-initialized symbols */
|
||||
/* don't require flash memory to remember their value */
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_sbss = .;
|
||||
*(.bss)
|
||||
*(.bss*)
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
_ebss = .;
|
||||
} > sram
|
||||
|
||||
/* heap: RAM memory that can be dynamically allocated in the upward direction (increasing memory addresses) */
|
||||
/* _sheap is used to identify the beginning of available dynamic memory */
|
||||
.heap (NOLOAD):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
__end__ = .;
|
||||
PROVIDE( end = . );
|
||||
_sheap = .;
|
||||
} >sram
|
||||
|
||||
/* dmz: the no-mans-land between the stack and the heap */
|
||||
/* purpose is to place padding between initial (empty) stack and heap */
|
||||
.dmz (NOLOAD):
|
||||
{
|
||||
. = ORIGIN(sram) + LENGTH(sram) - 8; /* Automatically give the rest of the space in sram to the stack */
|
||||
. = ALIGN(8);
|
||||
}
|
||||
|
||||
/* stack: RAM memory that can be dynamically allocated in the downward direction (decreasing memory addresses) */
|
||||
/* _sstack is used to set the initial stack pointer */
|
||||
.stack (NOLOAD):
|
||||
{
|
||||
. = ALIGN(8);
|
||||
_sstack = .;
|
||||
} >sram
|
||||
}
|
||||
+91
@@ -0,0 +1,91 @@
|
||||
/* stack: dynamic */
|
||||
/* heap: dynamic */
|
||||
|
||||
ENTRY(Reset_Handler)
|
||||
|
||||
MEMORY
|
||||
{
|
||||
flash (rx) : ORIGIN = 0x00010000, LENGTH = 960K /*Modified from 0xC000 to work with SparkFun SVL*/
|
||||
sram (rwx) : ORIGIN = 0x10000000, LENGTH = 384K
|
||||
}
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
/* text: executable code */
|
||||
/* located in _flash_ */
|
||||
.text :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_stext = .;
|
||||
KEEP(*(.isr_vector))
|
||||
KEEP(*(.ble_patch))
|
||||
*(.text)
|
||||
*(.text*)
|
||||
|
||||
__init_array_start = .;
|
||||
KEEP(*(.init_array*))
|
||||
__init_array_end = .;
|
||||
|
||||
/* .rodata */
|
||||
. = ALIGN(4);
|
||||
*(.rodata)
|
||||
*(.rodata*)
|
||||
|
||||
. = ALIGN(4);
|
||||
_etext = .;
|
||||
} > flash
|
||||
|
||||
/* data: uniquely initialized symbols */
|
||||
/* loaded into flash region, copied to sram region at startup */
|
||||
/* VMA appears in sram region, LMA is in flash region for initialization */
|
||||
/* _init_data used by startup to locate flash region copy of data */
|
||||
.data :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_sdata = .;
|
||||
*(.data)
|
||||
*(.data*)
|
||||
. = ALIGN(4);
|
||||
_edata = .;
|
||||
} > sram AT>flash
|
||||
_init_data = LOADADDR(.data); /* used by startup to initialize data */
|
||||
|
||||
/* bss: zero-initialized symbols */
|
||||
/* don't require flash memory to remember their value */
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_sbss = .;
|
||||
*(.bss)
|
||||
*(.bss*)
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
_ebss = .;
|
||||
} > sram
|
||||
|
||||
/* heap: RAM memory that can be dynamically allocated in the upward direction (increasing memory addresses) */
|
||||
/* _sheap is used to identify the beginning of available dynamic memory */
|
||||
.heap (NOLOAD):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
__end__ = .;
|
||||
PROVIDE( end = . );
|
||||
_sheap = .;
|
||||
} >sram
|
||||
|
||||
/* dmz: the no-mans-land between the stack and the heap */
|
||||
/* purpose is to place padding between initial (empty) stack and heap */
|
||||
.dmz (NOLOAD):
|
||||
{
|
||||
. = ORIGIN(sram) + LENGTH(sram) - 8; /* Automatically give the rest of the space in sram to the stack */
|
||||
. = ALIGN(8);
|
||||
}
|
||||
|
||||
/* stack: RAM memory that can be dynamically allocated in the downward direction (decreasing memory addresses) */
|
||||
/* _sstack is used to set the initial stack pointer */
|
||||
.stack (NOLOAD):
|
||||
{
|
||||
. = ALIGN(8);
|
||||
_sstack = .;
|
||||
} >sram
|
||||
}
|
||||
+29
@@ -0,0 +1,29 @@
|
||||
// A starting point for projects with the Ambiqsuite SDK
|
||||
|
||||
#include "am_mcu_apollo.h"
|
||||
#include "am_bsp.h"
|
||||
#include "am_util.h"
|
||||
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// Main
|
||||
//
|
||||
//*****************************************************************************
|
||||
int
|
||||
main(void)
|
||||
{
|
||||
// Startup boilerplate
|
||||
am_hal_clkgen_control(AM_HAL_CLKGEN_CONTROL_SYSCLK_MAX, 0); // Set the clock frequency.
|
||||
am_hal_cachectrl_config(&am_hal_cachectrl_defaults); // Set the default cache configuration
|
||||
am_hal_cachectrl_enable();
|
||||
am_bsp_low_power_init(); // Configure the board for low power operation.
|
||||
|
||||
|
||||
// Loop forever while sleeping.
|
||||
while (1)
|
||||
{
|
||||
// Go to Deep Sleep.
|
||||
am_hal_sysctrl_sleep(AM_HAL_SYSCTRL_SLEEP_DEEP);
|
||||
}
|
||||
}
|
||||
+398
@@ -0,0 +1,398 @@
|
||||
#******************************************************************************
|
||||
#
|
||||
# Makefile - Rules for building the libraries, examples and docs.
|
||||
#
|
||||
# Copyright (c) 2019, Ambiq Micro
|
||||
# All rights reserved.
|
||||
#
|
||||
# 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 of the copyright holder nor the names of its
|
||||
# contributors may be used to endorse or promote products derived from this
|
||||
# software without specific prior written permission.
|
||||
#
|
||||
# Third party software included in this distribution is subject to the
|
||||
# additional license terms as defined in the /docs/licenses directory.
|
||||
#
|
||||
# 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 HOLDER 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.
|
||||
#
|
||||
# This is part of revision 2.1.0 of the AmbiqSuite Development Package.
|
||||
#
|
||||
#******************************************************************************
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# This is an example makefile for SparkFun Apollo3 boards as used in the
|
||||
# AmbiqSuite SDK.
|
||||
#
|
||||
# Recommended usage
|
||||
# make
|
||||
# make bootload_svl (uses the SparkFun Variable Loader to upload code)
|
||||
# make bootload_asb (uses the Ambiq Secure Bootlaoder to upload code)
|
||||
# make clean
|
||||
#
|
||||
# Filepaths
|
||||
# You can relocate this makefile easily by providing the path to the root of
|
||||
# the AmbiqSuite SDK. If that path is not specified then this file will
|
||||
# assume that it is located in
|
||||
# <AmbiqSDKRoot>/boards/<your_board>/examples/<your_example>/gcc
|
||||
# and use relative paths
|
||||
#
|
||||
# User Configuration
|
||||
# You must also specify which COM_PORT to use if you want to use the
|
||||
# 'bootlaoder' targets.
|
||||
# Windows example: COM_PORT=COM4
|
||||
# *nix example: COM_PORT=/dev/usbserialxxxx
|
||||
#
|
||||
# Python vs. Executable
|
||||
# For simplicity the upload tools are called as Python scripts by default.
|
||||
# Make sure PYTHON is set to the appropriate command to run Python3 from the
|
||||
# command line.
|
||||
#
|
||||
#******************************************************************************
|
||||
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# User Options
|
||||
#
|
||||
#******************************************************************************
|
||||
|
||||
# You can override these values on the command line e.g. make bootload COM_PORT=/dev/cu***
|
||||
# COM_PORT is the serial port to use for uploading. For example COM#### on Windows or /dev/cu.usbserial-#### on *nix
|
||||
COM_PORT ?=
|
||||
# ASB_UPLOAD_BAUD is the baud rate setting of the Ambiq Secue Bootloader (ASB) as it is configured on the Apollo3. Defautls to 115200 if unset
|
||||
ASB_UPLOAD_BAUD ?=
|
||||
# SVL_UPLOAD_BAUD is the baud rate setting of the SparkFun Variable Loader (SVL). Defaults to 921600 if unset
|
||||
SVL_UPLOAD_BAUD ?=
|
||||
# PYTHON3 should evaluate to a call to the Python3 executable on your machine
|
||||
PYTHON3 ?=
|
||||
|
||||
# *Optionally* specify absolute paths to the SDK and the BSP
|
||||
# You can do this on the command line - e.g. make bootload SDKPATH=~/$AMBIQ_SDK_ROOT_PATH
|
||||
# Make sure to use / instead of \ when on Windows
|
||||
SDKPATH ?=# Set as the path to the SDK root if not located at ../../../../..
|
||||
COMMONPATH ?=# Set as the path to the BSP common folder if not located at ../../../../common
|
||||
BOARDPATH ?=# Set as the path to the board if not located at ../../..
|
||||
PROJECTPATH ?=# Set as the path to the project if not located at ..
|
||||
BOARD ?=# If using a SparkFun board you can simply provide the name e.g. redboard_artemis_atp
|
||||
|
||||
### Project Settings
|
||||
TARGET := example
|
||||
COMPILERNAME := gcc
|
||||
PROJECT := $(TARGET)_gcc
|
||||
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# Warning Messages
|
||||
#
|
||||
#******************************************************************************
|
||||
ifeq ($(BOARD),)
|
||||
$(warning warning: no BOARD specified, will fall back to BOARDPATH for arbitrary bsp locations)
|
||||
else
|
||||
BOARDPATH=../../../../$(BOARD)
|
||||
$(warning Using BOARD=$(BOARD) at $(BOARDPATH))
|
||||
endif
|
||||
|
||||
ifeq ($(COM_PORT),)
|
||||
COM_PORT=COM4
|
||||
$(warning warning: you have not defined COM_PORT. Assuming it is COM4)
|
||||
endif
|
||||
ifeq ($(PYTHON3),)
|
||||
PYTHON3=python3
|
||||
$(warning warning: you have not defined PYTHON3. assuming it is accessible by 'python3')
|
||||
endif
|
||||
ifeq ($(ASB_UPLOAD_BAUD),)
|
||||
ASB_UPLOAD_BAUD=115200
|
||||
$(warning defaulting to 115200 baud for ASB)
|
||||
endif
|
||||
ifeq ($(SVL_UPLOAD_BAUD),)
|
||||
SVL_UPLOAD_BAUD=921600
|
||||
$(warning defaulting to 921600 baud for SVL)
|
||||
endif
|
||||
|
||||
ifeq ($(SDKPATH),)
|
||||
SDKPATH =../../../../..
|
||||
$(warning warning: you have not defined SDKPATH so will continue assuming that the SDK root is at $(SDKPATH))
|
||||
else
|
||||
# When the SDKPATH is given export it
|
||||
export SDKPATH
|
||||
endif
|
||||
|
||||
ifeq ($(COMMONPATH),)
|
||||
COMMONPATH =../../../../common
|
||||
$(warning warning: you have not defined COMMONPATH so will continue assuming that the COMMON root is at $(COMMONPATH))
|
||||
else
|
||||
# When the COMMONPATH is given export it
|
||||
export COMMONPATH
|
||||
endif
|
||||
|
||||
ifeq ($(BOARDPATH),)
|
||||
$(error Error: BOARDPATH must be provided)
|
||||
else
|
||||
# Ensure that boardpath does not include a trailing '/'
|
||||
ifeq ($(notdir $(BOARDPATH)),)
|
||||
override BOARDPATH:=$(patsubst %/, %,$(BOARDPATH))
|
||||
$(warning BOARDPATH had a trivial 'notdir' so we tried changing it to: $(BOARDPATH))
|
||||
endif
|
||||
BOARD=$(notdir $(BOARDPATH))
|
||||
# When the BOARDPATH is given export it
|
||||
export BOARDPATH
|
||||
endif
|
||||
|
||||
ifeq ($(PROJECTPATH),)
|
||||
PROJECTPATH =..
|
||||
$(warning warning: you have not defined PROJECTPATH so will continue assuming that the PROJECT root is at $(PROJECTPATH))
|
||||
else
|
||||
# When the PROJECTPATH is given export it
|
||||
export PROJECTPATH
|
||||
endif
|
||||
|
||||
CONFIG := $(PROJECTPATH)/gcc/$(BOARD)/bin
|
||||
$(warning CONFIG=$(CONFIG))
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# User Defines / Includes / Sources / Libraries
|
||||
#
|
||||
#******************************************************************************
|
||||
|
||||
# Global Defines
|
||||
DEFINES= -DPART_$(PART)
|
||||
DEFINES+= -DAM_CUSTOM_BDADDR
|
||||
DEFINES+= -DAM_PACKAGE_BGA
|
||||
DEFINES+= -DWSF_TRACE_ENABLED
|
||||
DEFINES+= -DAM_DEBUG_PRINTF
|
||||
DEFINES+= -DAM_PART_APOLLO3
|
||||
DEFINES+=
|
||||
|
||||
# Includes (Add paths to where example header files are located)
|
||||
INCLUDES=
|
||||
INCLUDES+= -I$(PROJECTPATH)/src
|
||||
INCLUDES+= -I$(BOARDPATH)/bsp
|
||||
INCLUDES+= -I$(SDKPATH)
|
||||
INCLUDES+= -I$(SDKPATH)/utils
|
||||
INCLUDES+= -I$(SDKPATH)/devices
|
||||
INCLUDES+= -I$(SDKPATH)/mcu/apollo3
|
||||
INCLUDES+= -I$(SDKPATH)/CMSIS/AmbiqMicro/Include
|
||||
INCLUDES+= -I$(SDKPATH)/CMSIS/ARM/Include
|
||||
INCLUDES+=
|
||||
|
||||
# Compilation Units (Add all the .c files you need to compile)
|
||||
SRC=
|
||||
SRC+= main.c
|
||||
SRC+= am_util_delay.c
|
||||
SRC+= am_util_stdio.c
|
||||
SRC+= startup_gcc.c
|
||||
SRC+=
|
||||
|
||||
# VPATH (Add paths to where your source files are located)
|
||||
VPATH=
|
||||
VPATH+= $(PROJECTPATH)/src
|
||||
VPATH+= $(SDKPATH)/utils
|
||||
VPATH+= $(COMMONPATH)/tools_sfe/templates
|
||||
VPATH+=
|
||||
|
||||
# LIBS (Precompiled libraries to include in the linker step)
|
||||
LIBS=
|
||||
LIBS+= $(BOARDPATH)/bsp/gcc/bin/libam_bsp.a
|
||||
LIBS+= $(SDKPATH)/mcu/apollo3/hal/gcc/bin/libam_hal.a
|
||||
LIBS+=
|
||||
|
||||
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# Warning Messages
|
||||
#
|
||||
#******************************************************************************
|
||||
### Bootloader Tools
|
||||
ASB_UPLOADER=$(PYTHON3) $(COMMONPATH)/tools_sfe/asb/asb.py
|
||||
SVL_UPLOADER=$(PYTHON3) $(COMMONPATH)/tools_sfe/svl/svl.py
|
||||
|
||||
|
||||
SHELL:=/bin/bash
|
||||
#### Setup ####
|
||||
|
||||
TOOLCHAIN ?= arm-none-eabi
|
||||
PART = apollo3
|
||||
CPU = cortex-m4
|
||||
FPU = fpv4-sp-d16
|
||||
# Default to FPU hardware calling convention. However, some customers and/or
|
||||
# applications may need the software calling convention.
|
||||
#FABI = softfp
|
||||
FABI = hard
|
||||
|
||||
STARTUP_FILE := ./startup_$(COMPILERNAME).c
|
||||
|
||||
#### Required Executables ####
|
||||
CC = $(TOOLCHAIN)-gcc
|
||||
GCC = $(TOOLCHAIN)-gcc
|
||||
CPP = $(TOOLCHAIN)-cpp
|
||||
CXX = $(TOOLCHAIN)-g++
|
||||
LD = $(TOOLCHAIN)-ld
|
||||
CP = $(TOOLCHAIN)-objcopy
|
||||
OD = $(TOOLCHAIN)-objdump
|
||||
RD = $(TOOLCHAIN)-readelf
|
||||
AR = $(TOOLCHAIN)-ar
|
||||
SIZE = $(TOOLCHAIN)-size
|
||||
RM = $(shell which rm 2>/dev/null)
|
||||
|
||||
EXECUTABLES = CC LD CP OD AR RD SIZE GCC CXX
|
||||
K := $(foreach exec,$(EXECUTABLES),\
|
||||
$(if $(shell which $($(exec)) 2>/dev/null),,\
|
||||
$(info $(exec) not found on PATH ($($(exec))).)$(exec)))
|
||||
$(if $(strip $(value K)),$(info Required Program(s) $(strip $(value K)) not found))
|
||||
|
||||
ifneq ($(strip $(value K)),)
|
||||
all clean:
|
||||
$(info Tools $(TOOLCHAIN)-$(COMPILERNAME) not installed.)
|
||||
$(RM) -rf bin
|
||||
else
|
||||
|
||||
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# Machinery
|
||||
#
|
||||
#******************************************************************************
|
||||
|
||||
XSRC = $(filter %.cpp,$(SRC))
|
||||
ZSRC = $(filter %.cc,$(SRC))
|
||||
CSRC = $(filter %.c,$(SRC))
|
||||
ASRC = $(filter %.s,$(SRC))
|
||||
|
||||
OBJS = $(XSRC:%.cpp=$(CONFIG)/%.o)
|
||||
OBJS+= $(ZSRC:%.cc=$(CONFIG)/%.o)
|
||||
OBJS+= $(CSRC:%.c=$(CONFIG)/%.o)
|
||||
OBJS+= $(ASRC:%.s=$(CONFIG)/%.o)
|
||||
|
||||
DEPS = $(XSRC:%.cpp=$(CONFIG)/%.d)
|
||||
DEPS+= $(ZSRC:%.cc=$(CONFIG)/%.d)
|
||||
DEPS+= $(CSRC:%.c=$(CONFIG)/%.d)
|
||||
DEPS+= $(ASRC:%.s=$(CONFIG)/%.d)
|
||||
|
||||
CSTD = -std=c99
|
||||
|
||||
CFLAGS = -mthumb -mcpu=$(CPU) -mfpu=$(FPU) -mfloat-abi=$(FABI)
|
||||
CFLAGS+= -ffunction-sections -fdata-sections
|
||||
CFLAGS+= -MMD -MP $(CSTD) -Wall -g
|
||||
CFLAGS+= -O0
|
||||
CFLAGS+= $(DEFINES)
|
||||
CFLAGS+= $(INCLUDES)
|
||||
CFLAGS+=
|
||||
|
||||
XSTD = -std=gnu++11
|
||||
|
||||
XFLAGS = $(CFLAGS)
|
||||
XFLAGS+= -fno-exceptions
|
||||
|
||||
LFLAGS = -mthumb -mcpu=$(CPU) -mfpu=$(FPU) -mfloat-abi=$(FABI)
|
||||
LFLAGS+= -nostartfiles -static
|
||||
LFLAGS+= -Wl,--gc-sections,--entry,Reset_Handler,-Map,$(CONFIG)/$(TARGET).map
|
||||
LFLAGS+= -Wl,--start-group -lm -lc -lgcc $(LIBS) -Wl,--end-group
|
||||
LFLAGS+=
|
||||
|
||||
# Additional user specified CFLAGS
|
||||
CFLAGS+=$(EXTRA_CFLAGS)
|
||||
|
||||
CPFLAGS = -Obinary
|
||||
|
||||
ODFLAGS = -S
|
||||
|
||||
#******************************************************************************
|
||||
#
|
||||
# Targets / Rules
|
||||
#
|
||||
#******************************************************************************
|
||||
all: asb
|
||||
asb: directories $(CONFIG)/$(TARGET)_asb.bin
|
||||
svl: directories $(CONFIG)/$(TARGET)_svl.bin
|
||||
|
||||
directories:
|
||||
@mkdir -p $(CONFIG)
|
||||
|
||||
$(CONFIG)/%.o: %.cpp $(CONFIG)/%.d
|
||||
@echo " Compiling $(COMPILERNAME) $<" ;\
|
||||
$(CXX) -c $(XSTD) $(XFLAGS) $< -o $@
|
||||
|
||||
$(CONFIG)/%.o: %.cc $(CONFIG)/%.d
|
||||
@echo " Compiling $(COMPILERNAME) $<" ;\
|
||||
$(CXX) -c $(XSTD) $(XFLAGS) $< -o $@
|
||||
|
||||
$(CONFIG)/%.o: %.c $(CONFIG)/%.d
|
||||
@echo " Compiling $(COMPILERNAME) $<" ;\
|
||||
$(CC) -c $(CFLAGS) $< -o $@
|
||||
|
||||
$(CONFIG)/%.o: %.s $(CONFIG)/%.d
|
||||
@echo " Assembling $(COMPILERNAME) $<" ;\
|
||||
$(CC) -c $(CFLAGS) $< -o $@
|
||||
|
||||
$(CONFIG)/$(TARGET)_asb.axf: LINKER_FILE = $(COMMONPATH)/tools_sfe/templates/asb_linker.ld
|
||||
$(CONFIG)/$(TARGET)_asb.axf: $(OBJS) $(LIBS)
|
||||
@echo " Linking $(COMPILERNAME) $@ with script $(LINKER_FILE)";\
|
||||
$(CC) -Wl,-T,$(LINKER_FILE) -o $@ $(OBJS) $(LFLAGS)
|
||||
|
||||
$(CONFIG)/$(TARGET)_svl.axf: LINKER_FILE = $(COMMONPATH)/tools_sfe/templates/asb_svl_linker.ld
|
||||
$(CONFIG)/$(TARGET)_svl.axf: $(OBJS) $(LIBS)
|
||||
@echo " Linking $(COMPILERNAME) $@ with script $(LINKER_FILE)";\
|
||||
$(CC) -Wl,-T,$(LINKER_FILE) -o $@ $(OBJS) $(LFLAGS)
|
||||
|
||||
$(CONFIG)/$(TARGET)_%.bin: $(CONFIG)/$(TARGET)_%.axf
|
||||
@echo " Copying $(COMPILERNAME) $@..." ;\
|
||||
$(CP) $(CPFLAGS) $< $@ ;\
|
||||
$(OD) $(ODFLAGS) $< > $(CONFIG)/$(TARGET).lst
|
||||
|
||||
bootload_asb: directories $(CONFIG)/$(TARGET)_asb.bin
|
||||
$(ASB_UPLOADER) --bin $(CONFIG)/$(TARGET)_asb.bin --load-address-blob 0x20000 --magic-num 0xCB -o $(CONFIG)/$(TARGET) --version 0x0 --load-address-wired 0xC000 -i 6 --options 0x1 -b $(ASB_UPLOAD_BAUD) -port $(COM_PORT) -r 2 -v
|
||||
|
||||
bootload_svl: directories $(CONFIG)/$(TARGET)_svl.bin
|
||||
$(SVL_UPLOADER) $(COM_PORT) -f $(CONFIG)/$(TARGET)_svl.bin -b $(SVL_UPLOAD_BAUD) -v
|
||||
|
||||
bootload: bootload_svl
|
||||
|
||||
clean:
|
||||
@echo "Cleaning..." ;\
|
||||
$(RM) -f $(OBJS) $(DEPS) \
|
||||
$(CONFIG)/$(TARGET).bin $(CONFIG)/$(TARGET).axf \
|
||||
$(CONFIG)/$(TARGET).lst $(CONFIG)/$(TARGET).map \
|
||||
$(CONFIG)/$(TARGET)_svl.bin $(CONFIG)/$(TARGET)_svl.axf \
|
||||
$(CONFIG)/$(TARGET)_svl.lst $(CONFIG)/$(TARGET)_svl.map \
|
||||
$(CONFIG)/$(TARGET)_asb.bin $(CONFIG)/$(TARGET)_asb.axf \
|
||||
$(CONFIG)/$(TARGET)_asb.lst $(CONFIG)/$(TARGET)_asb.map
|
||||
|
||||
$(CONFIG)/%.d: ;
|
||||
|
||||
$(SDKPATH)/mcu/apollo3/hal/gcc/bin/libam_hal.a:
|
||||
$(MAKE) -C $(SDKPATH)/mcu/apollo3/hal/gcc
|
||||
|
||||
$(SDKPATH)/third_party/uecc/gcc/bin/lib_uecc.a:
|
||||
$(MAKE) -C $(SDKPATH)/third_party/uecc
|
||||
|
||||
$(BOARDPATH)/bsp/gcc/bin/libam_bsp.a:
|
||||
$(MAKE) -C $(BOARDPATH)/bsp/gcc
|
||||
|
||||
# Automatically include any generated dependencies
|
||||
-include $(DEPS)
|
||||
endif
|
||||
.PHONY: all clean directories bootload bootload_asb bootload_svl
|
||||
@@ -0,0 +1,361 @@
|
||||
//*****************************************************************************
|
||||
//
|
||||
//! @file startup_gcc.c
|
||||
//!
|
||||
//! @brief Definitions for interrupt handlers, the vector table, and the stack.
|
||||
//
|
||||
//*****************************************************************************
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// Copyright (c) 2019, Ambiq Micro
|
||||
// All rights reserved.
|
||||
//
|
||||
// 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 of the copyright holder nor the names of its
|
||||
// contributors may be used to endorse or promote products derived from this
|
||||
// software without specific prior written permission.
|
||||
//
|
||||
// Third party software included in this distribution is subject to the
|
||||
// additional license terms as defined in the /docs/licenses directory.
|
||||
//
|
||||
// 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 HOLDER 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.
|
||||
//
|
||||
// This is part of revision v2.2.0-7-g63f7c2ba1 of the AmbiqSuite Development Package.
|
||||
//
|
||||
//*****************************************************************************
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// Forward declaration of interrupt handlers.
|
||||
//
|
||||
//*****************************************************************************
|
||||
extern void Reset_Handler(void) __attribute ((naked));
|
||||
extern void NMI_Handler(void) __attribute ((weak));
|
||||
extern void HardFault_Handler(void) __attribute ((weak));
|
||||
extern void MemManage_Handler(void) __attribute ((weak, alias ("HardFault_Handler")));
|
||||
extern void BusFault_Handler(void) __attribute ((weak, alias ("HardFault_Handler")));
|
||||
extern void UsageFault_Handler(void) __attribute ((weak, alias ("HardFault_Handler")));
|
||||
extern void SecureFault_Handler(void) __attribute ((weak));
|
||||
extern void SVC_Handler(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void DebugMon_Handler(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void PendSV_Handler(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void SysTick_Handler(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
|
||||
extern void am_brownout_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_watchdog_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_rtc_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_vcomp_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_ioslave_ios_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_ioslave_acc_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_iomaster0_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_iomaster1_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_iomaster2_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_iomaster3_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_iomaster4_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_iomaster5_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_ble_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_gpio_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_ctimer_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_uart_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_uart1_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_scard_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_adc_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_pdm0_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_mspi0_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_software0_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr0_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr1_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr2_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr3_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr4_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr5_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr6_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_stimer_cmpr7_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
extern void am_clkgen_isr(void) __attribute ((weak, alias ("am_default_isr")));
|
||||
|
||||
extern void am_default_isr(void) __attribute ((weak));
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// The entry point for the application.
|
||||
//
|
||||
//*****************************************************************************
|
||||
extern int main(void);
|
||||
|
||||
// '_sstack' accesses the linker-provided address for the start of the stack
|
||||
// (which is a high address - stack goes top to bottom)
|
||||
extern void* _sstack;
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// The vector table. Note that the proper constructs must be placed on this to
|
||||
// ensure that it ends up at physical address 0x0000.0000.
|
||||
//
|
||||
// Note: Aliasing and weakly exporting am_mpufault_isr, am_busfault_isr, and
|
||||
// am_usagefault_isr does not work if am_fault_isr is defined externally.
|
||||
// Therefore, we'll explicitly use am_fault_isr in the table for those vectors.
|
||||
//
|
||||
//*****************************************************************************
|
||||
__attribute__ ((section(".isr_vector")))
|
||||
void (* const g_am_pfnVectors[])(void) =
|
||||
{
|
||||
(void (*)(void))(&_sstack), // The initial stack pointer (provided by linker script)
|
||||
Reset_Handler, // The reset handler
|
||||
NMI_Handler, // The NMI handler
|
||||
HardFault_Handler, // The hard fault handler
|
||||
MemManage_Handler, // The MemManage_Handler
|
||||
BusFault_Handler, // The BusFault_Handler
|
||||
UsageFault_Handler, // The UsageFault_Handler
|
||||
SecureFault_Handler, // The SecureFault_Handler
|
||||
0, // Reserved
|
||||
0, // Reserved
|
||||
0, // Reserved
|
||||
SVC_Handler, // SVCall handler
|
||||
DebugMon_Handler, // Debug monitor handler
|
||||
0, // Reserved
|
||||
PendSV_Handler, // The PendSV handler
|
||||
SysTick_Handler, // The SysTick handler
|
||||
|
||||
//
|
||||
// Peripheral Interrupts
|
||||
//
|
||||
am_brownout_isr, // 0: Brownout (rstgen)
|
||||
am_watchdog_isr, // 1: Watchdog
|
||||
am_rtc_isr, // 2: RTC
|
||||
am_vcomp_isr, // 3: Voltage Comparator
|
||||
am_ioslave_ios_isr, // 4: I/O Slave general
|
||||
am_ioslave_acc_isr, // 5: I/O Slave access
|
||||
am_iomaster0_isr, // 6: I/O Master 0
|
||||
am_iomaster1_isr, // 7: I/O Master 1
|
||||
am_iomaster2_isr, // 8: I/O Master 2
|
||||
am_iomaster3_isr, // 9: I/O Master 3
|
||||
am_iomaster4_isr, // 10: I/O Master 4
|
||||
am_iomaster5_isr, // 11: I/O Master 5
|
||||
am_ble_isr, // 12: BLEIF
|
||||
am_gpio_isr, // 13: GPIO
|
||||
am_ctimer_isr, // 14: CTIMER
|
||||
am_uart_isr, // 15: UART0
|
||||
am_uart1_isr, // 16: UART1
|
||||
am_scard_isr, // 17: SCARD
|
||||
am_adc_isr, // 18: ADC
|
||||
am_pdm0_isr, // 19: PDM
|
||||
am_mspi0_isr, // 20: MSPI0
|
||||
am_software0_isr, // 21: SOFTWARE0
|
||||
am_stimer_isr, // 22: SYSTEM TIMER
|
||||
am_stimer_cmpr0_isr, // 23: SYSTEM TIMER COMPARE0
|
||||
am_stimer_cmpr1_isr, // 24: SYSTEM TIMER COMPARE1
|
||||
am_stimer_cmpr2_isr, // 25: SYSTEM TIMER COMPARE2
|
||||
am_stimer_cmpr3_isr, // 26: SYSTEM TIMER COMPARE3
|
||||
am_stimer_cmpr4_isr, // 27: SYSTEM TIMER COMPARE4
|
||||
am_stimer_cmpr5_isr, // 28: SYSTEM TIMER COMPARE5
|
||||
am_stimer_cmpr6_isr, // 29: SYSTEM TIMER COMPARE6
|
||||
am_stimer_cmpr7_isr, // 30: SYSTEM TIMER COMPARE7
|
||||
am_clkgen_isr, // 31: CLKGEN
|
||||
};
|
||||
|
||||
//******************************************************************************
|
||||
//
|
||||
// Place code immediately following vector table.
|
||||
//
|
||||
//******************************************************************************
|
||||
//******************************************************************************
|
||||
//
|
||||
// The Patch table.
|
||||
//
|
||||
// The patch table should pad the vector table size to a total of 64 entries
|
||||
// (16 core + 48 periph) such that code begins at offset 0x100.
|
||||
//
|
||||
//******************************************************************************
|
||||
__attribute__ ((section(".ble_patch")))
|
||||
uint32_t const __Patchable[] =
|
||||
{
|
||||
0, // 32
|
||||
0, // 33
|
||||
0, // 34
|
||||
0, // 35
|
||||
0, // 36
|
||||
0, // 37
|
||||
0, // 38
|
||||
0, // 39
|
||||
0, // 40
|
||||
0, // 41
|
||||
0, // 42
|
||||
0, // 43
|
||||
0, // 44
|
||||
0, // 45
|
||||
0, // 46
|
||||
0, // 47
|
||||
};
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// The following are constructs created by the linker, indicating where the
|
||||
// the "data" and "bss" segments reside in memory. The initializers for the
|
||||
// "data" segment resides immediately following the "text" segment.
|
||||
//
|
||||
//*****************************************************************************
|
||||
extern uint32_t _etext;
|
||||
extern uint32_t _sdata;
|
||||
extern uint32_t _edata;
|
||||
extern uint32_t _sbss;
|
||||
extern uint32_t _ebss;
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// This is the code that gets called when the processor first starts execution
|
||||
// following a reset event. Only the absolutely necessary set is performed,
|
||||
// after which the application supplied entry() routine is called.
|
||||
//
|
||||
//*****************************************************************************
|
||||
#if defined(__GNUC_STDC_INLINE__)
|
||||
void
|
||||
Reset_Handler(void)
|
||||
{
|
||||
//
|
||||
// Set the vector table pointer.
|
||||
//
|
||||
__asm(" ldr r0, =0xE000ED08\n"
|
||||
" ldr r1, =g_am_pfnVectors\n"
|
||||
" str r1, [r0]");
|
||||
|
||||
//
|
||||
// Set the stack pointer.
|
||||
//
|
||||
__asm(" ldr sp, [r1]");
|
||||
|
||||
#ifndef NOFPU
|
||||
//
|
||||
// Enable the FPU.
|
||||
//
|
||||
__asm("ldr r0, =0xE000ED88\n"
|
||||
"ldr r1,[r0]\n"
|
||||
"orr r1,#(0xF << 20)\n"
|
||||
"str r1,[r0]\n"
|
||||
"dsb\n"
|
||||
"isb\n");
|
||||
#endif
|
||||
//
|
||||
// Copy the data segment initializers from flash to SRAM.
|
||||
//
|
||||
__asm(" ldr r0, =_init_data\n"
|
||||
" ldr r1, =_sdata\n"
|
||||
" ldr r2, =_edata\n"
|
||||
"copy_loop:\n"
|
||||
" cmp r1, r2\n"
|
||||
" beq copy_end\n"
|
||||
" ldr r3, [r0], #4\n"
|
||||
" str r3, [r1], #4\n"
|
||||
" b copy_loop\n"
|
||||
"copy_end:\n");
|
||||
|
||||
//
|
||||
// Zero fill the bss segment.
|
||||
//
|
||||
__asm(" ldr r0, =_sbss\n"
|
||||
" ldr r1, =_ebss\n"
|
||||
" mov r2, #0\n"
|
||||
"zero_loop:\n"
|
||||
" cmp r0, r1\n"
|
||||
" it lt\n"
|
||||
" strlt r2, [r0], #4\n"
|
||||
" blt zero_loop");
|
||||
|
||||
//
|
||||
// Call Global Static Constructors for C++ support
|
||||
//
|
||||
extern void (*__init_array_start)(void); // symbols must be
|
||||
extern void (*__init_array_end)(void); // provided by linker
|
||||
for (void (**p)() = &__init_array_start; p < &__init_array_end; ++p) {
|
||||
(*p)(); // Call each function in the list
|
||||
}
|
||||
|
||||
//
|
||||
// Call the application's entry point.
|
||||
//
|
||||
main();
|
||||
|
||||
//
|
||||
// If main returns then execute a break point instruction
|
||||
//
|
||||
__asm(" bkpt ");
|
||||
}
|
||||
#else
|
||||
#error GNU STDC inline not supported.
|
||||
#endif
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// This is the code that gets called when the processor receives a NMI. This
|
||||
// simply enters an infinite loop, preserving the system state for examination
|
||||
// by a debugger.
|
||||
//
|
||||
//*****************************************************************************
|
||||
void
|
||||
NMI_Handler(void)
|
||||
{
|
||||
//
|
||||
// Go into an infinite loop.
|
||||
//
|
||||
while(1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// This is the code that gets called when the processor receives a fault
|
||||
// interrupt. This simply enters an infinite loop, preserving the system state
|
||||
// for examination by a debugger.
|
||||
//
|
||||
//*****************************************************************************
|
||||
void
|
||||
HardFault_Handler(void)
|
||||
{
|
||||
//
|
||||
// Go into an infinite loop.
|
||||
//
|
||||
while(1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
//*****************************************************************************
|
||||
//
|
||||
// This is the code that gets called when the processor receives an unexpected
|
||||
// interrupt. This simply enters an infinite loop, preserving the system state
|
||||
// for examination by a debugger.
|
||||
//
|
||||
//*****************************************************************************
|
||||
void
|
||||
am_default_isr(void)
|
||||
{
|
||||
//
|
||||
// Go into an infinite loop.
|
||||
//
|
||||
while(1)
|
||||
{
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,36 @@
|
||||
// system function calls
|
||||
|
||||
#include <sys/types.h> // provides caddr_t /* for caddr_t (typedef char * caddr_t;) */s
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Excellent insight from Martin T. https://embdev.net/topic/linker-error-undefined-reference-to-_sbrk */
|
||||
static unsigned char* _eheap = NULL; // our heap management tracks the end of the heap with this var
|
||||
extern unsigned char _sheap; // Provided by linker
|
||||
caddr_t _sbrk ( int incr ){
|
||||
unsigned char* prev_heap;
|
||||
unsigned char local;
|
||||
|
||||
// Initialize the heap pointer
|
||||
if (_eheap == NULL) {
|
||||
_eheap = (unsigned char*)&_sheap;
|
||||
}
|
||||
prev_heap = _eheap;
|
||||
|
||||
// Check that the requested amount of memory is available (w/ margin)
|
||||
if( ((&local)-(_eheap)) >= (incr + 128) ){
|
||||
_eheap += incr;
|
||||
}else{
|
||||
// set errno to ENOMEM
|
||||
prev_heap = (unsigned char*)-1;
|
||||
}
|
||||
|
||||
// Return the previous heap (or the error code)
|
||||
return (caddr_t) prev_heap;
|
||||
}
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user