Added scons scripts.
Rename and updated libcpu/avr32/uc3/exception.x (with .irp macro) to exception_gcc.S (without .irp macro) for better compatibility. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1613 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
Kyle.Hu.GZ@gmail.com
parent
958e18b520
commit
93b6b755bd
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@ -0,0 +1,11 @@
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import rtconfig
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Import('RTT_ROOT')
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from building import *
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src_bsp = ['application.c', 'startup.c', 'board.c']
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src = File(src_bsp)
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CPPPATH = [RTT_ROOT + '/bsp/avr32uc3b0']
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group = DefineGroup('Startup', src, depend = [''], CPPPATH = CPPPATH)
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Return('group')
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import os
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import sys
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import rtconfig
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RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
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sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
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from building import *
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TARGET = 'rtthread-' + rtconfig.ARCH + '.' + rtconfig.TARGET_EXT
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env = Environment(tools = ['mingw'],
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AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
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CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
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AR = rtconfig.AR, ARFLAGS = '-rc',
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LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
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env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
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Export('RTT_ROOT')
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Export('rtconfig')
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# prepare building environment
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objs = PrepareBuilding(env, RTT_ROOT)
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# AVR32 software framework building script
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objs = objs + SConscript(RTT_ROOT + '/bsp/avr32uc3b0/SOFTWARE_FRAMEWORK/SConscript', variant_dir='bsp/SOFTWARE_FRAMEWORK', duplicate=0)
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# build program
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env.Program(TARGET, objs)
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# end building
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EndBuilding(TARGET)
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@ -0,0 +1,30 @@
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import rtconfig
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Import('RTT_ROOT')
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from building import *
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cwd = GetCurrentDir()
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src = Split("""
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DRIVERS/FLASHC/flashc.c
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DRIVERS/GPIO/gpio.c
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DRIVERS/INTC/intc.c
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DRIVERS/PM/pm.c
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DRIVERS/PM/pm_conf_clocks.c
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DRIVERS/PM/power_clocks_lib.c
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DRIVERS/USART/usart.c
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""")
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CPPPATH = [
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cwd + '/BOARDS',
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cwd + '/UTILS',
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cwd + '/UTILS/PREPROCESSOR',
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cwd + '/DRIVERS/FLASHC',
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cwd + '/DRIVERS/GPIO',
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cwd + '/DRIVERS/INTC',
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cwd + '/DRIVERS/PM',
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cwd + '/DRIVERS/USART',
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]
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group = DefineGroup('Startup', src, depend = [''], CPPPATH = CPPPATH)
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Return('group')
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@ -0,0 +1,42 @@
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# toolchains options
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ARCH = 'avr32'
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CPU = 'uc3'
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PART = 'uc3b0256'
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BOARD = 'USERBOARD'
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CROSS_TOOL = 'gcc'
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if CROSS_TOOL == 'gcc':
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PLATFORM = 'gcc'
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EXEC_PATH = 'C:/Program Files/Atmel/AVR Tools/AVR Toolchain/bin'
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#BUILD = 'debug'
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BUILD = 'release'
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if PLATFORM == 'gcc':
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# toolchains
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PREFIX = 'avr32-'
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CC = PREFIX + 'gcc'
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AS = PREFIX + 'gcc'
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AR = PREFIX + 'ar'
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LINK = PREFIX + 'gcc'
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TARGET_EXT = 'elf'
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SIZE = PREFIX + 'size'
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OBJDUMP = PREFIX + 'objdump'
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OBJCPY = PREFIX + 'objcopy'
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DEVICE = ' -mpart=' + PART
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CFLAGS = DEVICE + ' -DBOARD=' + BOARD + ' -fmessage-length=0 -ffunction-sections -masm-addr-pseudos'
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AFLAGS = ' -c -x assembler-with-cpp' + DEVICE
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LFLAGS = DEVICE + ' -Wl,--gc-sections --rodata-writable -Wl,--direct-data -LSOFTWARE_FRAMEWORK/UTILS/LIBS/NEWLIB_ADDONS -T avr32elf_uc3b0256.lds'
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CPATH = ''
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LPATH = ''
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if BUILD == 'debug':
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CFLAGS += ' -O0 -g3 -Wall'
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AFLAGS += ' -g3'
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else:
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CFLAGS += ' -O2 -Wall'
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POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
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@ -193,12 +193,11 @@ _handle_Supervisor_Call:
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.balign 4
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.irp priority, 0, 1, 2, 3
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_int\priority:
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mov r12, \priority // Pass the int_level parameter to the _get_interrupt_handler function.
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_int0:
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mov r12, 0 // Pass the int_level parameter to the _get_interrupt_handler function.
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call _get_interrupt_handler
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cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
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breq _spint\priority // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
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breq _spint0 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
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call rt_interrupt_enter
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icall r12
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call rt_interrupt_leave
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@ -206,15 +205,81 @@ _int\priority:
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lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
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ld.w r11, r12[0]
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cp.w r11, 0
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brne _spint\priority
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brne _spint0
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lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
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ld.w r11, r12[0]
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cp.w r11, 1
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breq rt_hw_context_switch_interrupt_do
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_spint\priority:
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_spint0:
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csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
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rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
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.endr
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_int1:
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mov r12, 1 // Pass the int_level parameter to the _get_interrupt_handler function.
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call _get_interrupt_handler
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cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
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breq _spint1 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
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call rt_interrupt_enter
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icall r12
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call rt_interrupt_leave
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ssrf AVR32_SR_GM_OFFSET /* Disable global interrupt */
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lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
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ld.w r11, r12[0]
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cp.w r11, 0
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brne _spint1
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lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
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ld.w r11, r12[0]
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cp.w r11, 1
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breq rt_hw_context_switch_interrupt_do
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_spint1:
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csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
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rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
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_int2:
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mov r12, 2 // Pass the int_level parameter to the _get_interrupt_handler function.
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call _get_interrupt_handler
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cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
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breq _spint2 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
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call rt_interrupt_enter
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icall r12
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call rt_interrupt_leave
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ssrf AVR32_SR_GM_OFFSET /* Disable global interrupt */
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lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
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ld.w r11, r12[0]
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cp.w r11, 0
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brne _spint2
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lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
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ld.w r11, r12[0]
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cp.w r11, 1
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breq rt_hw_context_switch_interrupt_do
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_spint2:
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csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
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rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
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_int3:
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mov r12, 3 // Pass the int_level parameter to the _get_interrupt_handler function.
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call _get_interrupt_handler
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cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function.
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breq _spint3 // If this was not a spurious interrupt (R12 != NULL), jump to the handler.
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call rt_interrupt_enter
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icall r12
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call rt_interrupt_leave
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ssrf AVR32_SR_GM_OFFSET /* Disable global interrupt */
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lda.w r12, rt_interrupt_nest /* Is nested interrupt? */
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ld.w r11, r12[0]
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cp.w r11, 0
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brne _spint3
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lda.w r12, rt_thread_switch_interrupt_flag /* Is thread switch required? */
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ld.w r11, r12[0]
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cp.w r11, 1
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breq rt_hw_context_switch_interrupt_do
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_spint3:
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csrf AVR32_SR_GM_OFFSET /* Enable global interrupt */
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rete // If this was a spurious interrupt (R12 == NULL), return from event handler.
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rt_hw_context_switch_interrupt_do:
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mov r11, 0
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