diff options
-rw-r--r-- | nuttx/arch/avr/include/at90usb/irq.h | 17 | ||||
-rw-r--r-- | nuttx/arch/avr/include/atmega/irq.h | 17 | ||||
-rw-r--r-- | nuttx/arch/avr/include/avr/irq.h | 6 | ||||
-rw-r--r-- | nuttx/arch/avr/src/Makefile | 18 | ||||
-rw-r--r-- | nuttx/arch/avr/src/at90usb/Make.defs | 23 | ||||
-rw-r--r-- | nuttx/arch/avr/src/at90usb/at90usb_config.h | 62 | ||||
-rwxr-xr-x | nuttx/arch/avr/src/at90usb/at90usb_head.S | 242 | ||||
-rw-r--r-- | nuttx/arch/avr/src/atmega/Make.defs | 19 | ||||
-rw-r--r-- | nuttx/arch/avr/src/atmega/atmega_config.h | 62 | ||||
-rwxr-xr-x | nuttx/arch/avr/src/atmega/atmega_head.S | 230 | ||||
-rw-r--r-- | nuttx/arch/avr/src/avr/avr_internal.h | 101 | ||||
-rw-r--r-- | nuttx/arch/avr/src/avr32/avr32_internal.h | 101 | ||||
-rw-r--r-- | nuttx/arch/avr/src/common/up_internal.h | 39 | ||||
-rw-r--r-- | nuttx/configs/amber/README.txt | 49 | ||||
-rw-r--r-- | nuttx/configs/micropendous3/README.txt | 50 | ||||
-rw-r--r-- | nuttx/configs/micropendous3/ostest/Make.defs | 7 | ||||
-rwxr-xr-x | nuttx/configs/micropendous3/src/Makefile | 21 | ||||
-rwxr-xr-x | nuttx/configs/micropendous3/src/up_boot.c | 4 |
18 files changed, 702 insertions, 366 deletions
diff --git a/nuttx/arch/avr/include/at90usb/irq.h b/nuttx/arch/avr/include/at90usb/irq.h index 6d2b9166c..c2f9db4e6 100644 --- a/nuttx/arch/avr/include/at90usb/irq.h +++ b/nuttx/arch/avr/include/at90usb/irq.h @@ -104,23 +104,6 @@ ****************************************************************************/ #ifndef __ASSEMBLY__ - -/* Save the current interrupt enable state & disable all interrupts */ - -static inline irqstate_t irqsave(void) -{ - /* Needs to return the current interrupt state, then disable interrupts */ -#warning "Not implemented" - return 0 -} - -/* Restore saved interrupt state */ - -static inline void irqrestore(irqstate_t flags) -{ - /* Based on the provided interrupt flags, conditionally enable interrupts */ -#warning "Not implemented" -} #endif /* __ASSEMBLY__ */ /**************************************************************************** diff --git a/nuttx/arch/avr/include/atmega/irq.h b/nuttx/arch/avr/include/atmega/irq.h index ea5b02060..aabf227ee 100644 --- a/nuttx/arch/avr/include/atmega/irq.h +++ b/nuttx/arch/avr/include/atmega/irq.h @@ -101,23 +101,6 @@ ****************************************************************************/ #ifndef __ASSEMBLY__ - -/* Save the current interrupt enable state & disable all interrupts */ - -static inline irqstate_t irqsave(void) -{ - /* Needs to return the current interrupt state, then disable interrupts */ -#warning "Not implemented" - return 0 -} - -/* Restore saved interrupt state */ - -static inline void irqrestore(irqstate_t flags) -{ - /* Based on the provided interrupt flags, conditionally enable interrupts */ -#warning "Not implemented" -} #endif /* __ASSEMBLY__ */ /**************************************************************************** diff --git a/nuttx/arch/avr/include/avr/irq.h b/nuttx/arch/avr/include/avr/irq.h index c18f6c4b8..07b875a0a 100644 --- a/nuttx/arch/avr/include/avr/irq.h +++ b/nuttx/arch/avr/include/avr/irq.h @@ -98,7 +98,7 @@ struct xcptcontext static inline irqstate_t getsreg(void) { irqstate_t sreg; - asm volatile ("in %0, __SREG__" : =r (sreg) :: ); + asm volatile ("in %0, __SREG__" : "=r" (sreg) :: ); return sreg; } @@ -127,7 +127,7 @@ static inline irqstate_t irqsave(void) asm volatile ( "\tin %0, __SREG__\n" - "\tcli\n + "\tcli\n" : "=&r" (sreg) :: ); return sreg; @@ -137,7 +137,7 @@ static inline irqstate_t irqsave(void) static inline void irqrestore(irqstate_t flags) { - asm volatile ("out __SREG__, %s" : : "r" (flags) : ); + asm volatile ("out __SREG__, %0" : : "r" (flags) : ); } #endif /* __ASSEMBLY__ */ diff --git a/nuttx/arch/avr/src/Makefile b/nuttx/arch/avr/src/Makefile index 258501b76..1f8c41e7c 100644 --- a/nuttx/arch/avr/src/Makefile +++ b/nuttx/arch/avr/src/Makefile @@ -33,26 +33,30 @@ # ############################################################################ +-include $(TOPDIR)/.config -include $(TOPDIR)/Make.defs -include chip/Make.defs ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src ifeq ($(CONFIG_ARCH_AVR32),y) ARCH_SUBDIR = avr32 +endif ifeq ($(CONFIG_ARCH_AVR),y) ARCH_SUBDIR = avr endif ifeq ($(WINTOOL),y) NUTTX = "${shell cygpath -w $(TOPDIR)/nuttx}" - INCLUDES = -I "${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 $(TOPDIR)/sched}" + INCLUDES += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" + INCLUDES += -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" + INCLUDES += -I "${shell cygpath -w $(ARCH_SRCDIR)/$(ARCH_SUBDIR)}" + INCLUDES += -I "${shell cygpath -w $(TOPDIR)/sched}" else - NUTTX = $(TOPDIR)/nuttx - INCLUDES = -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common \ - -I$(ARCH_SRCDIR)/$(ARCH_SUBDIR) -I$(TOPDIR)/sched + NUTTX = "$(TOPDIR)/nuttx" + INCLUDES += -I "$(ARCH_SRCDIR)/chip" + INCLUDES += -I "$(ARCH_SRCDIR)/common" + INCLUDES += -I "$(ARCH_SRCDIR)/$(ARCH_SUBDIR)" + INCLUDES += -I "$(TOPDIR)/sched" endif CPPFLAGS += $(INCLUDES) diff --git a/nuttx/arch/avr/src/at90usb/Make.defs b/nuttx/arch/avr/src/at90usb/Make.defs index 48973c898..bc91ceb66 100644 --- a/nuttx/arch/avr/src/at90usb/Make.defs +++ b/nuttx/arch/avr/src/at90usb/Make.defs @@ -39,26 +39,21 @@ HEAD_ASRC = at90usb_head.S # Common AVR files -CMN_ASRCS = up_exceptions.S up_fullcontextrestore.S up_switchcontext.S -CMN_CSRCS = up_assert.c up_allocateheap.c up_blocktask.c up_copystate.c \ - up_createstack.c up_mdelay.c up_udelay.c up_exit.c up_idle.c \ - up_initialize.c up_initialstate.c up_interruptcontext.c \ - up_modifyreg8.c up_modifyreg16.c up_modifyreg32.c \ - up_releasepending.c up_releasestack.c up_reprioritizertr.c \ - up_schedulesigaction.c up_sigdeliver.c up_unblocktask.c \ - up_usestack.c up_doirq.c +CMN_ASRCS = +CMN_CSRCS = up_allocateheap.c up_createstack.c up_exit.c up_idle.c \ + up_initialize.c up_interruptcontext.c up_lowputs.c up_mdelay.c \ + up_modifyreg8.c up_modifyreg16.c up_modifyreg32.c up_puts.c \ + up_releasestack.c up_udelay.c up_usestack.c -# Required ATMEGA files +# Required aT90USB files CHIP_ASRCS = -CHIP_CSRCS = at90usb_clkinit.c at90usb_gpio.c at90usb_irq.c \ - at90usb_lowconsole.c at90usb_lowinit.c at90usb_serial.c \ - at90usb_timerisr.c +CHIP_CSRCS = -# Configuration-dependent ATMEGA files +# Configuration-dependent aT90USB files ifeq ($(CONFIG_AVR_GPIOIRQ),y) -CHIP_CSRCS += at90usb_gpioirq.c +CHIP_CSRCS += endif diff --git a/nuttx/arch/avr/src/at90usb/at90usb_config.h b/nuttx/arch/avr/src/at90usb/at90usb_config.h new file mode 100644 index 000000000..a39a6b5e2 --- /dev/null +++ b/nuttx/arch/avr/src/at90usb/at90usb_config.h @@ -0,0 +1,62 @@ +/************************************************************************************ + * arch/avr/src/at90usb/at90usb_config.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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_AVR_SRC_ATMEGA_ATMEGA_CONFIG_H +#define __ARCH_AVR_SRC_ATMEGA_ATMEGA_CONFIG_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +#endif /* __ARCH_AVR_SRC_ATMEGA_ATMEGA_CONFIG_H */ + diff --git a/nuttx/arch/avr/src/at90usb/at90usb_head.S b/nuttx/arch/avr/src/at90usb/at90usb_head.S index a6745d866..8c9c18bd2 100755 --- a/nuttx/arch/avr/src/at90usb/at90usb_head.S +++ b/nuttx/arch/avr/src/at90usb/at90usb_head.S @@ -52,60 +52,60 @@ * External Symbols
****************************************************************************/
- .file "up_nommuhead.S"
- .global _sbss /* Start of .bss. Defined by ld.script */
- .global _ebss /* End of .bss. Defined by ld.script */
- .global _sdata /* Start of .data section in RAM */
- .global _edata /* End of .data section in RAM */
- .global _eronly /* Start of .data section in FLASH */
- .global up_lowinit /* Perform low level initialization */
- .global os_start /* NuttX entry point */
-
- .global vectortab
- .global at90usb_int0 /* External interrupt request 0 */
- .global at90usb_int1 /* External interrupt request 1 */
- .global at90usb_int2 /* External interrupt request 2 */
- .global at90usb_int3 /* External interrupt request 3 */
- .global at90usb_int4 /* External interrupt request 4 */
- .global at90usb_int5 /* External interrupt request 5 */
- .global at90usb_int6 /* External interrupt request 6 */
- .global at90usb_int7 /* External interrupt request 7 */
- .global at90usb_pcint0 /* PCINT0 Pin Change Interrupt Request 0 */
- .global at90usb_usbgen /* USB General USB General Interrupt request */
- .global at90usb_usbep /* USB Endpoint/Pipe USB ENdpoint/Pipe Interrupt request */
- .global at90usb_wdt /* Watchdog Time-out Interrupt */
- .global at90usb_t2compa /* TIMER2 COMPA Timer/Counter2 Compare Match A */
- .global at90usb_t2compb /* TIMER2 COMPB Timer/Counter2 Compare Match B */
- .global at90usb_t2ovf /* TIMER2 OVF Timer/Counter2 Overflow */
- .global at90usb_t1capt /* TIMER1 CAPT Timer/Counter1 Capture Event */
- .global at90usb_t1compa /* TIMER1 COMPA Timer/Counter1 Compare Match A */
- .global at90usb_t1compb /* TIMER1 COMPB Timer/Counter1 Compare Match B */
- .global at90usb_t1compc /* TIMER1 COMPC Timer/Counter1 Compare Match c */
- .global at90usb_t1ovf /* TIMER1 OVF Timer/Counter1 Overflow */
- .global at90usb_t0compa /* TIMER0 COMPA Timer/Counter0 Compare Match A */
- .global at90usb_t0compb /* TIMER0 COMPB Timer/Counter0 Compare Match B */
- .global at90usb_t0ovf /* TIMER0 OVF Timer/Counter0 Overflow */
- .global at90usb_spi /* STC SPI Serial Transfer Complete */
- .global at90usb_u1rx /* USART1 Rx Complete */
- .global at90usb_u1dre /* USART1 Data Register Empty */
- .global at90usb_u1tx /* USART1 Tx Complete */
- .global at90usb_anacomp /* ANALOG COMP Analog Comparator */
- .global at90usb_adc /* ADC Conversion Complete */
- .global at90usb_ee /* EEPROM Ready */
- .global at90usb_t3capt /* TIMER3 CAPT Timer/Counter3 Capture Event */
- .global at90usb_t3compa /* TIMER3 COMPA Timer/Counter3 Compare Match A */
- .global at90usb_t3compb /* TIMER3 COMPB Timer/Counter3 Compare Match B */
- .global at90usb_t3compc /* TIMER3 COMPC Timer/Counter3 Compare Match C */
- .global at90usb_t3ovf /* TIMER3 OVF Timer/Counter3 Overflow */
- .global at90usb_twi /* TWI Two-wire Serial Interface */
- .global at90usb_spmrdy /* Store Program Memory Ready */
+ .file "up_nommuhead.S"
+ .global _sbss /* Start of .bss. Defined by ld.script */
+ .global _ebss /* End of .bss. Defined by ld.script */
+ .global _sdata /* Start of .data section in RAM */
+ .global _edata /* End of .data section in RAM */
+ .global _eronly /* Start of .data section in FLASH */
+ .global up_lowinit /* Perform low level initialization */
+ .global os_start /* NuttX entry point */
+
+ .global vectortab
+ .global at90usb_int0 /* External interrupt request 0 */
+ .global at90usb_int1 /* External interrupt request 1 */
+ .global at90usb_int2 /* External interrupt request 2 */
+ .global at90usb_int3 /* External interrupt request 3 */
+ .global at90usb_int4 /* External interrupt request 4 */
+ .global at90usb_int5 /* External interrupt request 5 */
+ .global at90usb_int6 /* External interrupt request 6 */
+ .global at90usb_int7 /* External interrupt request 7 */
+ .global at90usb_pcint0 /* PCINT0 Pin Change Interrupt Request 0 */
+ .global at90usb_usbgen /* USB General USB General Interrupt request */
+ .global at90usb_usbep /* USB Endpoint/Pipe USB ENdpoint/Pipe Interrupt request */
+ .global at90usb_wdt /* Watchdog Time-out Interrupt */
+ .global at90usb_t2compa /* TIMER2 COMPA Timer/Counter2 Compare Match A */
+ .global at90usb_t2compb /* TIMER2 COMPB Timer/Counter2 Compare Match B */
+ .global at90usb_t2ovf /* TIMER2 OVF Timer/Counter2 Overflow */
+ .global at90usb_t1capt /* TIMER1 CAPT Timer/Counter1 Capture Event */
+ .global at90usb_t1compa /* TIMER1 COMPA Timer/Counter1 Compare Match A */
+ .global at90usb_t1compb /* TIMER1 COMPB Timer/Counter1 Compare Match B */
+ .global at90usb_t1compc /* TIMER1 COMPC Timer/Counter1 Compare Match c */
+ .global at90usb_t1ovf /* TIMER1 OVF Timer/Counter1 Overflow */
+ .global at90usb_t0compa /* TIMER0 COMPA Timer/Counter0 Compare Match A */
+ .global at90usb_t0compb /* TIMER0 COMPB Timer/Counter0 Compare Match B */
+ .global at90usb_t0ovf /* TIMER0 OVF Timer/Counter0 Overflow */
+ .global at90usb_spi /* STC SPI Serial Transfer Complete */
+ .global at90usb_u1rx /* USART1 Rx Complete */
+ .global at90usb_u1dre /* USART1 Data Register Empty */
+ .global at90usb_u1tx /* USART1 Tx Complete */
+ .global at90usb_anacomp /* ANALOG COMP Analog Comparator */
+ .global at90usb_adc /* ADC Conversion Complete */
+ .global at90usb_ee /* EEPROM Ready */
+ .global at90usb_t3capt /* TIMER3 CAPT Timer/Counter3 Capture Event */
+ .global at90usb_t3compa /* TIMER3 COMPA Timer/Counter3 Compare Match A */
+ .global at90usb_t3compb /* TIMER3 COMPB Timer/Counter3 Compare Match B */
+ .global at90usb_t3compc /* TIMER3 COMPC Timer/Counter3 Compare Match C */
+ .global at90usb_t3ovf /* TIMER3 OVF Timer/Counter3 Overflow */
+ .global at90usb_twi /* TWI Two-wire Serial Interface */
+ .global at90usb_spmrdy /* Store Program Memory Ready */
/****************************************************************************
* Macros
****************************************************************************/
- .macro vector name
- jmp \name
+ .macro vector name
+ jmp \name
.endm
/****************************************************************************
@@ -116,90 +116,106 @@ * vector.
*/
- .section .vectors, "ax", @progbits
- .func vectortab
+ .section .vectors, "ax", @progbits
+ .func vectortab
vectortab:
- jmp __start /* 0: Vector 0 is the reset vector */
- vector at90usb_int0 /* 1: External interrupt request 0 */
- vector at90usb_int1 /* 2: External interrupt request 1 */
- vector at90usb_int2 /* 3: External interrupt request 2 */
- vector at90usb_int3 /* 4: External interrupt request 3 */
- vector at90usb_int4 /* 5: External interrupt request 4 */
- vector at90usb_int5 /* 6: External interrupt request 5 */
- vector at90usb_int6 /* 7: External interrupt request 6 */
- vector at90usb_int7 /* 8: External interrupt request 7 */
- vector at90usb_pcint0 /* 9: PCINT0 Pin Change Interrupt Request 0 */
- vector at90usb_usbgen /* 10: USB General USB General Interrupt request */
- vector at90usb_usbep /* 11: USB Endpoint/Pipe USB ENdpoint/Pipe Interrupt request */
- vector at90usb_wdt /* 12: Watchdog Time-out Interrupt */
- vector at90usb_t2compa /* 13: TIMER2 COMPA Timer/Counter2 Compare Match A */
- vector at90usb_t2compb /* 14: TIMER2 COMPB Timer/Counter2 Compare Match B */
- vector at90usb_t2ovf /* 15: TIMER2 OVF Timer/Counter2 Overflow */
- vector at90usb_t1capt /* 16: TIMER1 CAPT Timer/Counter1 Capture Event */
- vector at90usb_t1compa /* 17: TIMER1 COMPA Timer/Counter1 Compare Match A */
- vector at90usb_t1compb /* 18: TIMER1 COMPB Timer/Counter1 Compare Match B */
- vector at90usb_t1compc /* 19: TIMER1 COMPC Timer/Counter1 Compare Match c */
- vector at90usb_t1ovf /* 20: TIMER1 OVF Timer/Counter1 Overflow */
- vector at90usb_t0compa /* 21: TIMER0 COMPA Timer/Counter0 Compare Match A */
- vector at90usb_t0compb /* 22: TIMER0 COMPB Timer/Counter0 Compare Match B */
- vector at90usb_t0ovf /* 23: TIMER0 OVF Timer/Counter0 Overflow */
- vector at90usb_spi /* 24: STC SPI Serial Transfer Complete */
- vector at90usb_u1rx /* 25: USART1 Rx Complete */
- vector at90usb_u1dre /* 26: USART1 Data Register Empty */
- vector at90usb_u1tx /* 27: USART1 Tx Complete */
- vector at90usb_anacomp /* 28: ANALOG COMP Analog Comparator */
- vector at90usb_adc /* 29: ADC Conversion Complete */
- vector at90usb_ee /* 30: EEPROM Ready */
- vector at90usb_t3capt /* 31: TIMER3 CAPT Timer/Counter3 Capture Event */
- vector at90usb_t3compa /* 32: TIMER3 COMPA Timer/Counter3 Compare Match A */
- vector at90usb_t3compb /* 33: TIMER3 COMPB Timer/Counter3 Compare Match B */
- vector at90usb_t3compc /* 34: TIMER3 COMPC Timer/Counter3 Compare Match C */
- vector at90usb_t3ovf /* 35: TIMER3 OVF Timer/Counter3 Overflow */
- vector at90usb_twi /* 36: TWI Two-wire Serial Interface */
- vector at90usb_spmrdy /* 37: Store Program Memory Ready */
+ jmp __start /* 0: Vector 0 is the reset vector */
+ vector at90usb_int0 /* 1: External interrupt request 0 */
+ vector at90usb_int1 /* 2: External interrupt request 1 */
+ vector at90usb_int2 /* 3: External interrupt request 2 */
+ vector at90usb_int3 /* 4: External interrupt request 3 */
+ vector at90usb_int4 /* 5: External interrupt request 4 */
+ vector at90usb_int5 /* 6: External interrupt request 5 */
+ vector at90usb_int6 /* 7: External interrupt request 6 */
+ vector at90usb_int7 /* 8: External interrupt request 7 */
+ vector at90usb_pcint0 /* 9: PCINT0 Pin Change Interrupt Request 0 */
+ vector at90usb_usbgen /* 10: USB General USB General Interrupt request */
+ vector at90usb_usbep /* 11: USB Endpoint/Pipe USB ENdpoint/Pipe Interrupt request */
+ vector at90usb_wdt /* 12: Watchdog Time-out Interrupt */
+ vector at90usb_t2compa /* 13: TIMER2 COMPA Timer/Counter2 Compare Match A */
+ vector at90usb_t2compb /* 14: TIMER2 COMPB Timer/Counter2 Compare Match B */
+ vector at90usb_t2ovf /* 15: TIMER2 OVF Timer/Counter2 Overflow */
+ vector at90usb_t1capt /* 16: TIMER1 CAPT Timer/Counter1 Capture Event */
+ vector at90usb_t1compa /* 17: TIMER1 COMPA Timer/Counter1 Compare Match A */
+ vector at90usb_t1compb /* 18: TIMER1 COMPB Timer/Counter1 Compare Match B */
+ vector at90usb_t1compc /* 19: TIMER1 COMPC Timer/Counter1 Compare Match c */
+ vector at90usb_t1ovf /* 20: TIMER1 OVF Timer/Counter1 Overflow */
+ vector at90usb_t0compa /* 21: TIMER0 COMPA Timer/Counter0 Compare Match A */
+ vector at90usb_t0compb /* 22: TIMER0 COMPB Timer/Counter0 Compare Match B */
+ vector at90usb_t0ovf /* 23: TIMER0 OVF Timer/Counter0 Overflow */
+ vector at90usb_spi /* 24: STC SPI Serial Transfer Complete */
+ vector at90usb_u1rx /* 25: USART1 Rx Complete */
+ vector at90usb_u1dre /* 26: USART1 Data Register Empty */
+ vector at90usb_u1tx /* 27: USART1 Tx Complete */
+ vector at90usb_anacomp /* 28: ANALOG COMP Analog Comparator */
+ vector at90usb_adc /* 29: ADC Conversion Complete */
+ vector at90usb_ee /* 30: EEPROM Ready */
+ vector at90usb_t3capt /* 31: TIMER3 CAPT Timer/Counter3 Capture Event */
+ vector at90usb_t3compa /* 32: TIMER3 COMPA Timer/Counter3 Compare Match A */
+ vector at90usb_t3compb /* 33: TIMER3 COMPB Timer/Counter3 Compare Match B */
+ vector at90usb_t3compc /* 34: TIMER3 COMPC Timer/Counter3 Compare Match C */
+ vector at90usb_t3ovf /* 35: TIMER3 OVF Timer/Counter3 Overflow */
+ vector at90usb_twi /* 36: TWI Two-wire Serial Interface */
+ vector at90usb_spmrdy /* 37: Store Program Memory Ready */
.endfunc
/****************************************************************************
* Reset Entry Point
****************************************************************************/
- .section .init, "ax", @progbits
- .func __start
+ .section .init, "ax", @progbits
+ .func __start
__start:
- /* Initialize the IDLE thread stack */
+ /* Clear the zero register, clear the status register and initialize the
+ * IDLE thread stack
+ */
- clr r1
- out _SFR_IO_ADDR(SREG), r1
- ldi r28, lo8(STACKBASE)
- ldi r29, hi8(STACKBASE)
- out _SFR_IO_ADDR(SPH), r29
- out _SFR_IO_ADDR(SPL), r28
+ clr r1
+ out _SFR_IO_ADDR(SREG), r1
+ ldi r28, lo8(STACKBASE)
+ ldi r29, hi8(STACKBASE)
+ out _SFR_IO_ADDR(SPH), r29
+ out _SFR_IO_ADDR(SPL), r28
/* Copy initial global data values from FLASH into RAM */
- ldi r17, hi8(_edata)
- ldi r26, lo8(_sdata)
- ldi r27, hi8(_sdata)
- ldi r30, lo8(_eronly)
- ldi r31, hi8(_eronly)
- ldi r16, hh8(_eronly)
- out _SFR_IO_ADDR(RAMPZ), r16
- rjmp .Lcopystart
+ ldi r17, hi8(_edata)
+ ldi r26, lo8(_sdata)
+ ldi r27, hi8(_sdata)
+ ldi r30, lo8(_eronly)
+ ldi r31, hi8(_eronly)
+ ldi r16, hh8(_eronly)
+ out _SFR_IO_ADDR(RAMPZ), r16
+ rjmp .Lcopystart
.Lcopyloop:
- elpm r0, Z+
- st X+, r0
+ elpm r0, Z+
+ st X+, r0
.Lcopystart:
- cpi r26, lo8(__data_end)
- cpc r27, r17
- brne .Lcopyloop
+ cpi r26, lo8(_edata)
+ cpc r27, r17
+ brne .Lcopyloop
+
+ /* Clear uninitialized data */
+
+ ldi r17, hi8(_ebss)
+ ldi r26, lo8(_sbss)
+ ldi r27, hi8(_sbss)
+ rjmp .Lclearstart
+
+.Lclearloop:
+ st X+, r1
+.Lclearstart:
+ cpi r26, lo8(_ebss)
+ cpc r27, r17
+ brne .Lclearloop
/* Now start NuttX */
- call os_start /* Start NuttX */
- jmp exit
+ call os_start /* Start NuttX */
+ jmp exit
.endfunc
/****************************************************************************
diff --git a/nuttx/arch/avr/src/atmega/Make.defs b/nuttx/arch/avr/src/atmega/Make.defs index 932f23a2d..fd01dfdb5 100644 --- a/nuttx/arch/avr/src/atmega/Make.defs +++ b/nuttx/arch/avr/src/atmega/Make.defs @@ -39,26 +39,21 @@ HEAD_ASRC = atmega_head.S # Common AVR files -CMN_ASRCS = up_exceptions.S up_fullcontextrestore.S up_switchcontext.S -CMN_CSRCS = up_assert.c up_allocateheap.c up_blocktask.c up_copystate.c \ - up_createstack.c up_mdelay.c up_udelay.c up_exit.c up_idle.c \ - up_initialize.c up_initialstate.c up_interruptcontext.c \ - up_modifyreg8.c up_modifyreg16.c up_modifyreg32.c \ - up_releasepending.c up_releasestack.c up_reprioritizertr.c \ - up_schedulesigaction.c up_sigdeliver.c up_unblocktask.c \ - up_usestack.c up_doirq.c +CMN_ASRCS = +CMN_CSRCS = up_allocateheap.c up_createstack.c up_exit.c up_idle.c \ + up_initialize.c up_interruptcontext.c up_lowputs.c up_mdelay.c \ + up_modifyreg8.c up_modifyreg16.c up_modifyreg32.c up_puts.c \ + up_releasestack.c up_udelay.c up_usestack.c # Required ATMEGA files CHIP_ASRCS = -CHIP_CSRCS = atmega_clkinit.c atmega_gpio.c atmega_irq.c \ - atmega_lowconsole.c atmega_lowinit.c atmega_serial.c \ - atmega_timerisr.c +CHIP_CSRCS = # Configuration-dependent ATMEGA files ifeq ($(CONFIG_AVR_GPIOIRQ),y) -CHIP_CSRCS += atmega_gpioirq.c +CHIP_CSRCS += endif diff --git a/nuttx/arch/avr/src/atmega/atmega_config.h b/nuttx/arch/avr/src/atmega/atmega_config.h new file mode 100644 index 000000000..09b1c11d9 --- /dev/null +++ b/nuttx/arch/avr/src/atmega/atmega_config.h @@ -0,0 +1,62 @@ +/************************************************************************************ + * arch/avr/src/atmega/atmega_config.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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_AVR_SRC_AT90USB_AT90USB_CONFIG_H +#define __ARCH_AVR_SRC_AT90USB_AT90USB_CONFIG_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +#endif /* __ARCH_AVR_SRC_AT90USB_AT90USB_CONFIG_H */ + diff --git a/nuttx/arch/avr/src/atmega/atmega_head.S b/nuttx/arch/avr/src/atmega/atmega_head.S index ec11e4f7f..cf834bc70 100755 --- a/nuttx/arch/avr/src/atmega/atmega_head.S +++ b/nuttx/arch/avr/src/atmega/atmega_head.S @@ -52,57 +52,57 @@ * External Symbols
****************************************************************************/
- .file "up_nommuhead.S"
- .global _sbss /* Start of .bss. Defined by ld.script */
- .global _ebss /* End of .bss. Defined by ld.script */
- .global _sdata /* Start of .data section in RAM */
- .global _edata /* End of .data section in RAM */
- .global _eronly /* Start of .data section in FLASH */
- .global up_lowinit /* Perform low level initialization */
- .global os_start /* NuttX entry point */
-
- .global vectortab
- .global atmega_int0 /* External interrupt request 0 */
- .global atmega_int1 /* External interrupt request 1 */
- .global atmega_int2 /* External interrupt request 2 */
- .global atmega_int3 /* External interrupt request 3 */
- .global atmega_int4 /* External interrupt request 4 */
- .global atmega_int5 /* External interrupt request 5 */
- .global atmega_int6 /* External interrupt request 6 */
- .global atmega_int7 /* External interrupt request 7 */
- .global atmega_t2comp /* TIMER2 COMP timer/counter2 compare match */
- .global atmega_t2ovf /* TIMER2 OVF timer/counter2 overflow */
- .global atmega_t1capt /* TIMER1 CAPT timer/counter1 capture event */
- .global atmega_t1compa /* TIMER1 COMPA timer/counter1 compare match a */
- .global atmega_t1compb /* TIMER1 COMPB timer/counter1 compare match b */
- .global atmega_t1ovf /* TIMER1 OVF timer/counter1 overflow */
- .global atmega_t0comp /* TIMER0 COMP timer/counter0 compare match */
- .global atmega_t0ovf /* TIMER0 OVF timer/counter0 overflow */
- .global atmega_spi /* STC SPI serial transfer complete */
- .global atmega_u0rx /* USART0 RX complete */
- .global atmega_u0dre /* USART0 data register empty */
- .global atmega_u0tx /* USART0 TX complete */
- .global atmega_adc /* ADC conversion complete */
- .global atmega_ee /* EEPROM ready */
- .global atmega_anacomp /* ANALOG COMP analog comparator */
- .global atmega_t1compc /* TIMER1 COMPC timer/countre1 compare match c */
- .global atmega_t3capt /* TIMER3 CAPT timer/counter3 capture event */
- .global atmega_t3compa /* TIMER3 COMPA timer/counter3 compare match a */
- .global atmega_t3compb /* TIMER3 COMPB timer/counter3 compare match b */
- .global atmega_t3compc /* TIMER3 COMPC timer/counter3 compare match c */
- .global atmega_t3ovf /* TIMER3 OVF timer/counter3 overflow */
- .global atmega_u1rx /* USART1 RX complete */
- .global atmega_u1dre /* USART1 data register empty */
- .global atmega_u1tx /* USART1 TX complete */
- .global atmega_twi /* TWI two-wire serial interface */
- .global atmega_spmrdy /* Store program memory ready */
+ .file "up_nommuhead.S"
+ .global _sbss /* Start of .bss. Defined by ld.script */
+ .global _ebss /* End of .bss. Defined by ld.script */
+ .global _sdata /* Start of .data section in RAM */
+ .global _edata /* End of .data section in RAM */
+ .global _eronly /* Start of .data section in FLASH */
+ .global up_lowinit /* Perform low level initialization */
+ .global os_start /* NuttX entry point */
+
+ .global vectortab
+ .global atmega_int0 /* External interrupt request 0 */
+ .global atmega_int1 /* External interrupt request 1 */
+ .global atmega_int2 /* External interrupt request 2 */
+ .global atmega_int3 /* External interrupt request 3 */
+ .global atmega_int4 /* External interrupt request 4 */
+ .global atmega_int5 /* External interrupt request 5 */
+ .global atmega_int6 /* External interrupt request 6 */
+ .global atmega_int7 /* External interrupt request 7 */
+ .global atmega_t2comp /* TIMER2 COMP timer/counter2 compare match */
+ .global atmega_t2ovf /* TIMER2 OVF timer/counter2 overflow */
+ .global atmega_t1capt /* TIMER1 CAPT timer/counter1 capture event */
+ .global atmega_t1compa /* TIMER1 COMPA timer/counter1 compare match a */
+ .global atmega_t1compb /* TIMER1 COMPB timer/counter1 compare match b */
+ .global atmega_t1ovf /* TIMER1 OVF timer/counter1 overflow */
+ .global atmega_t0comp /* TIMER0 COMP timer/counter0 compare match */
+ .global atmega_t0ovf /* TIMER0 OVF timer/counter0 overflow */
+ .global atmega_spi /* STC SPI serial transfer complete */
+ .global atmega_u0rx /* USART0 RX complete */
+ .global atmega_u0dre /* USART0 data register empty */
+ .global atmega_u0tx /* USART0 TX complete */
+ .global atmega_adc /* ADC conversion complete */
+ .global atmega_ee /* EEPROM ready */
+ .global atmega_anacomp /* ANALOG COMP analog comparator */
+ .global atmega_t1compc /* TIMER1 COMPC timer/countre1 compare match c */
+ .global atmega_t3capt /* TIMER3 CAPT timer/counter3 capture event */
+ .global atmega_t3compa /* TIMER3 COMPA timer/counter3 compare match a */
+ .global atmega_t3compb /* TIMER3 COMPB timer/counter3 compare match b */
+ .global atmega_t3compc /* TIMER3 COMPC timer/counter3 compare match c */
+ .global atmega_t3ovf /* TIMER3 OVF timer/counter3 overflow */
+ .global atmega_u1rx /* USART1 RX complete */
+ .global atmega_u1dre /* USART1 data register empty */
+ .global atmega_u1tx /* USART1 TX complete */
+ .global atmega_twi /* TWI two-wire serial interface */
+ .global atmega_spmrdy /* Store program memory ready */
/****************************************************************************
* Macros
****************************************************************************/
- .macro vector name
- jmp \name
+ .macro vector name
+ jmp \name
.endm
/****************************************************************************
@@ -113,87 +113,103 @@ * vector.
*/
- .section .vectors, "ax", @progbits
- .func vectortab
+ .section .vectors, "ax", @progbits
+ .func vectortab
vectortab:
- jmp __start /* 0: Vector 0 is the reset vector */
- vector atmega_int0 /* 1: External interrupt request 0 */
- vector atmega_int1 /* 2: External interrupt request 1 */
- vector atmega_int2 /* 3: External interrupt request 2 */
- vector atmega_int3 /* 4: External interrupt request 3 */
- vector atmega_int4 /* 5: External interrupt request 4 */
- vector atmega_int5 /* 6 : External interrupt request 5 */
- vector atmega_int6 /* 7: External interrupt request 6 */
- vector atmega_int7 /* 8: External interrupt request 7 */
- vector atmega_t2comp /* 9: TIMER2 COMP timer/counter2 compare match */
- vector atmega_t2ovf /* 10: TIMER2 OVF timer/counter2 overflow */
- vector atmega_t1capt /* 11: TIMER1 CAPT timer/counter1 capture event */
- vector atmega_t1compa /* 12: TIMER1 COMPA timer/counter1 compare match a */
- vector atmega_t1compb /* 13: TIMER1 COMPB timer/counter1 compare match b */
- vector atmega_t1ovf /* 14: TIMER1 OVF timer/counter1 overflow */
- vector atmega_t0comp /* 15: TIMER0 COMP timer/counter0 compare match */
- vector atmega_t0ovf /* 16: TIMER0 OVF timer/counter0 overflow */
- vector atmega_spi /* 17: STC SPI serial transfer complete */
- vector atmega_u0rx /* 18: USART0 RX complete */
- vector atmega_u0dre /* 19: USART0 data register empty */
- vector atmega_u0tx /* 20: USART0 TX complete */
- vector atmega_adc /* 21: ADC conversion complete */
- vector atmega_ee /* 22: EEPROM ready */
- vector atmega_anacomp /* 23: ANALOG COMP analog comparator */
- vector atmega_t1compc /* 24: TIMER1 COMPC timer/countre1 compare match c */
- vector atmega_t3capt /* 25: TIMER3 CAPT timer/counter3 capture event */
- vector atmega_t3compa /* 26: TIMER3 COMPA timer/counter3 compare match a */
- vector atmega_t3compb /* 27: TIMER3 COMPB timer/counter3 compare match b */
- vector atmega_t3compc /* 28: TIMER3 COMPC timer/counter3 compare match c */
- vector atmega_t3ovf /* 29: TIMER3 OVF timer/counter3 overflow */
- vector atmega_u1rx /* 30: USART1 RX complete */
- vector atmega_u1dre /* 31: USART1 data register empty */
- vector atmega_u1tx /* 32: USART1 TX complete */
- vector atmega_twi /* 33: TWI two-wire serial interface */
- vector atmega_spmrdy /* 34: Store program memory ready */
+ jmp __start /* 0: Vector 0 is the reset vector */
+ vector atmega_int0 /* 1: External interrupt request 0 */
+ vector atmega_int1 /* 2: External interrupt request 1 */
+ vector atmega_int2 /* 3: External interrupt request 2 */
+ vector atmega_int3 /* 4: External interrupt request 3 */
+ vector atmega_int4 /* 5: External interrupt request 4 */
+ vector atmega_int5 /* 6 : External interrupt request 5 */
+ vector atmega_int6 /* 7: External interrupt request 6 */
+ vector atmega_int7 /* 8: External interrupt request 7 */
+ vector atmega_t2comp /* 9: TIMER2 COMP timer/counter2 compare match */
+ vector atmega_t2ovf /* 10: TIMER2 OVF timer/counter2 overflow */
+ vector atmega_t1capt /* 11: TIMER1 CAPT timer/counter1 capture event */
+ vector atmega_t1compa /* 12: TIMER1 COMPA timer/counter1 compare match a */
+ vector atmega_t1compb /* 13: TIMER1 COMPB timer/counter1 compare match b */
+ vector atmega_t1ovf /* 14: TIMER1 OVF timer/counter1 overflow */
+ vector atmega_t0comp /* 15: TIMER0 COMP timer/counter0 compare match */
+ vector atmega_t0ovf /* 16: TIMER0 OVF timer/counter0 overflow */
+ vector atmega_spi /* 17: STC SPI serial transfer complete */
+ vector atmega_u0rx /* 18: USART0 RX complete */
+ vector atmega_u0dre /* 19: USART0 data register empty */
+ vector atmega_u0tx /* 20: USART0 TX complete */
+ vector atmega_adc /* 21: ADC conversion complete */
+ vector atmega_ee /* 22: EEPROM ready */
+ vector atmega_anacomp /* 23: ANALOG COMP analog comparator */
+ vector atmega_t1compc /* 24: TIMER1 COMPC timer/countre1 compare match c */
+ vector atmega_t3capt /* 25: TIMER3 CAPT timer/counter3 capture event */
+ vector atmega_t3compa /* 26: TIMER3 COMPA timer/counter3 compare match a */
+ vector atmega_t3compb /* 27: TIMER3 COMPB timer/counter3 compare match b */
+ vector atmega_t3compc /* 28: TIMER3 COMPC timer/counter3 compare match c */
+ vector atmega_t3ovf /* 29: TIMER3 OVF timer/counter3 overflow */
+ vector atmega_u1rx /* 30: USART1 RX complete */
+ vector atmega_u1dre /* 31: USART1 data register empty */
+ vector atmega_u1tx /* 32: USART1 TX complete */
+ vector atmega_twi /* 33: TWI two-wire serial interface */
+ vector atmega_spmrdy /* 34: Store program memory ready */
.endfunc
/****************************************************************************
* Reset Entry Point
****************************************************************************/
- .section .init, "ax", @progbits
- .func __start
+ .section .init, "ax", @progbits
+ .func __start
__start:
- /* Initialize the IDLE thread stack */
+ /* Clear the zero register, clear the status register and initialize the
+ * IDLE thread stack
+ */
- clr r1
- out _SFR_IO_ADDR(SREG), r1
- ldi r28, lo8(STACKBASE)
- ldi r29, hi8(STACKBASE)
- out _SFR_IO_ADDR(SPH), r29
- out _SFR_IO_ADDR(SPL), r28
+ clr r1
+ out _SFR_IO_ADDR(SREG), r1
+ ldi r28, lo8(STACKBASE)
+ ldi r29, hi8(STACKBASE)
+ out _SFR_IO_ADDR(SPH), r29
+ out _SFR_IO_ADDR(SPL), r28
/* Copy initial global data values from FLASH into RAM */
- ldi r17, hi8(_edata)
- ldi r26, lo8(_sdata)
- ldi r27, hi8(_sdata)
- ldi r30, lo8(_eronly)
- ldi r31, hi8(_eronly)
- ldi r16, hh8(_eronly)
- out _SFR_IO_ADDR(RAMPZ), r16
- rjmp .Lcopystart
+ ldi r17, hi8(_edata)
+ ldi r26, lo8(_sdata)
+ ldi r27, hi8(_sdata)
+ ldi r30, lo8(_eronly)
+ ldi r31, hi8(_eronly)
+ ldi r16, hh8(_eronly)
+ out _SFR_IO_ADDR(RAMPZ), r16
+ rjmp .Lcopystart
.Lcopyloop:
- elpm r0, Z+
- st X+, r0
+ elpm r0, Z+
+ st X+, r0
.Lcopystart:
- cpi r26, lo8(__data_end)
- cpc r27, r17
- brne .Lcopyloop
+ cpi r26, lo8(_edata)
+ cpc r27, r17
+ brne .Lcopyloop
+
+ /* Clear uninitialized data */
+
+ ldi r17, hi8(_ebss)
+ ldi r26, lo8(_sbss)
+ ldi r27, hi8(_sbss)
+ rjmp .Lclearstart
+
+.Lclearloop:
+ st X+, r1
+.Lclearstart:
+ cpi r26, lo8(_ebss)
+ cpc r27, r17
+ brne .Lclearloop
/* Now start NuttX */
- call os_start /* Start NuttX */
- jmp exit
+ call os_start /* Start NuttX */
+ jmp exit
.endfunc
/****************************************************************************
diff --git a/nuttx/arch/avr/src/avr/avr_internal.h b/nuttx/arch/avr/src/avr/avr_internal.h new file mode 100644 index 000000000..18265332e --- /dev/null +++ b/nuttx/arch/avr/src/avr/avr_internal.h @@ -0,0 +1,101 @@ +/**************************************************************************** + * arch/avr/src/avr/avr_internal.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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_AVR_SRC_AVR_AVR_INTERNAL_H +#define __ARCH_AVR_SRC_AVR_AVR_INTERNAL_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#ifndef __ASSEMBLY__ +# include <stdint.h> +#endif + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* Macros to handle saving and restore interrupt state. The state is copied + * from the stack to the TCB, but only a referenced is passed to get the + * state from the TCB. + */ + +#define up_savestate(regs) up_copystate(regs, (uint8_t*)current_regs) +#define up_restorestate(regs) (current_regs = regs) + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Public Variables + ****************************************************************************/ + +#ifndef __ASSEMBLY__ +/* This holds a references to the current interrupt level register storage + * structure. If is non-NULL only during interrupt processing. + */ + +extern volatile uint8_t *current_regs; + +/* This is the beginning of heap as provided from up_head.S. This is the first + * address in DRAM after the loaded program+bss+idle stack. The end of the + * heap is CONFIG_DRAM_END + */ + +extern uint8_t g_heapbase; + +#endif /* __ASSEMBLY__ */ + +/**************************************************************************** + * Inline Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +extern void up_copystate(uint8_t *dest, uint8_t *src); +extern int up_saveusercontext(uint8_t *saveregs); +extern void up_fullcontextrestore(uint8_t *restoreregs) __attribute__ ((noreturn)); +extern void up_switchcontext(uint8_t *saveregs, uint8_t *restoreregs); +extern uint8_t *up_doirq(int irq, uint8_t *regs); + +#endif /* __ASSEMBLY__ */ +#endif /* __ARCH_AVR_SRC_AVR_AVR_INTERNAL_H */ + diff --git a/nuttx/arch/avr/src/avr32/avr32_internal.h b/nuttx/arch/avr/src/avr32/avr32_internal.h new file mode 100644 index 000000000..9cf714b01 --- /dev/null +++ b/nuttx/arch/avr/src/avr32/avr32_internal.h @@ -0,0 +1,101 @@ +/**************************************************************************** + * arch/avr/src/avr32/up_internal.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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_AVR_SRC_AVR32_AVR32_INTERNAL_H +#define __ARCH_AVR_SRC_AVR32_AVR32_INTERNAL_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#ifndef __ASSEMBLY__ +# include <stdint.h> +#endif + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/* Macros to handle saving and restore interrupt state. The state is copied + * from the stack to the TCB, but only a referenced is passed to get the + * state from the TCB. + */ + +#define up_savestate(regs) up_copystate(regs, (uint32_t*)current_regs) +#define up_restorestate(regs) (current_regs = regs) + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +/**************************************************************************** + * Public Variables + ****************************************************************************/ + +#ifndef __ASSEMBLY__ +/* This holds a references to the current interrupt level register storage + * structure. If is non-NULL only during interrupt processing. + */ + +extern volatile uint32_ *current_regs; + +/* This is the beginning of heap as provided from up_head.S. This is the first + * address in DRAM after the loaded program+bss+idle stack. The end of the + * heap is CONFIG_DRAM_END + */ + +extern uint32_t g_heapbase; + +#endif /* __ASSEMBLY__ */ + +/**************************************************************************** + * Inline Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +#ifndef __ASSEMBLY__ + +extern void up_copystate(uint32_t *dest, uint32_t *src); +extern int up_saveusercontext(uint32_t *saveregs); +extern void up_fullcontextrestore(uint32_t *restoreregs) __attribute__ ((noreturn)); +extern void up_switchcontext(uint32_t *saveregs, uint32_t *restoreregs); +extern uint32_t *up_doirq(int irq, uint32_t *regs); + +#endif /* __ASSEMBLY__ */ +#endif /* __ARCH_AVR_SRC_AVR32_AVR32_INTERNAL_H */ + diff --git a/nuttx/arch/avr/src/common/up_internal.h b/nuttx/arch/avr/src/common/up_internal.h index 413e44078..c388b6153 100644 --- a/nuttx/arch/avr/src/common/up_internal.h +++ b/nuttx/arch/avr/src/common/up_internal.h @@ -40,10 +40,18 @@ * Included Files ****************************************************************************/ +#include <nuttx/config.h> + #ifndef __ASSEMBLY__ # include <stdint.h> #endif +#ifdef CONFIG_ARCH_AVR32 +# include "avr32_internal.h" +#else +# include "avr_internal.h" +#endif + /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ @@ -65,14 +73,6 @@ # define CONFIG_ARCH_INTERRUPTSTACK 0 #endif -/* Macros to handle saving and restore interrupt state. The state is copied - * from the stack to the TCB, but only a referenced is passed to get the - * state from the TCB. - */ - -#define up_savestate(regs) up_copystate(regs, (uint32_t*)current_regs) -#define up_restorestate(regs) (current_regs = regs) - /**************************************************************************** * Public Types ****************************************************************************/ @@ -86,21 +86,6 @@ typedef void (*up_vector_t)(void); ****************************************************************************/ #ifndef __ASSEMBLY__ -/* This holds a references to the current interrupt level - * register storage structure. If is non-NULL only during - * interrupt processing. - */ - -extern volatile uint32_t *current_regs; - -/* This is the beginning of heap as provided from up_head.S. - * This is the first address in DRAM after the loaded - * program+bss+idle stack. The end of the heap is - * CONFIG_DRAM_END - */ - -extern uint32_t g_heapbase; - /* Address of the saved user stack pointer */ #if CONFIG_ARCH_INTERRUPTSTACK > 3 @@ -126,7 +111,8 @@ extern uint32_t _sdata; /* Start of .data */ extern uint32_t _edata; /* End+1 of .data */ extern uint32_t _sbss; /* Start of .bss */ extern uint32_t _ebss; /* End+1 of .bss */ -#endif + +#endif /* __ASSEMBLY__ */ /**************************************************************************** * Inline Functions @@ -141,20 +127,15 @@ extern uint32_t _ebss; /* End+1 of .bss */ /* Defined in files with the same name as the function */ extern void up_boot(void); -extern void up_copystate(uint32_t *dest, uint32_t *src); extern void up_irqinitialize(void); #ifdef CONFIG_ARCH_DMA extern void weak_function up_dmainitialize(void); #endif -extern int up_saveusercontext(uint32_t *saveregs); -extern void up_fullcontextrestore(uint32_t *restoreregs) __attribute__ ((noreturn)); -extern void up_switchcontext(uint32_t *saveregs, uint32_t *restoreregs); extern void up_sigdeliver(void); extern int up_timerisr(int irq, uint32_t *regs); extern void up_lowputc(char ch); extern void up_puts(const char *str); extern void up_lowputs(const char *str); -extern uint32_t *up_doirq(int irq, uint32_t *regs); /* Defined in common/up_allocateheap.c or chip/xxx_allocateheap.c */ diff --git a/nuttx/configs/amber/README.txt b/nuttx/configs/amber/README.txt index 8227c45eb..9de006872 100644 --- a/nuttx/configs/amber/README.txt +++ b/nuttx/configs/amber/README.txt @@ -120,6 +120,11 @@ NuttX buildroot Toolchain cd tools ./configure.sh amber/<sub-dir> + NOTE: you also must copy avr-libc header files into the NuttX include + directory with command perhaps like: + + cp -a /cygdrive/c/WinAVR/include/avr include/. + 2. Download the latest buildroot package into <some-dir> 3. unpack the buildroot tarball. The resulting directory may @@ -144,17 +149,33 @@ NuttX buildroot Toolchain avr-libc ^^^^^^^^ -Build Notes: +Header Files - In any case, avr-libc is required. http://www.nongnu.org/avr-libc/. - An snapshot of avr-lib is included in the WinAVR installation. For Linux + In any case, header files from avr-libc are required: http://www.nongnu.org/avr-libc/. + A snapshot of avr-lib is included in the WinAVR installation. For Linux development platforms, avr-libc package is readily available (and would be installed in the apt-get command shown above). But if you are using the NuttX buildroot configuration on Cygwin, then you will have to build - avr-libc from binaries. + get avr-libc from binaries. + +Header File Installation - Below are instructions for building avr-lib from fresh sources (I started - this before I realized at tha avr-lib is included in the WinAVR install): + The NuttX build will required that the AVR header files be available via + the NuttX include directory. This can be accomplished by either copying + the avr-libc header files into the NuttX include directory: + + cp -a <avr-libc-path>/include/avr <nuttx-path>/include/. + + Or simply using a symbolic link: + + ln -s <avr-libc-path>/include/avr <nuttx-path>/include/. + +Build Notes: + + It may not necessary to have a built version of avr-lib; only header files + are required. Bu if you choose to use the optimized libraru functions of + the flowing point library, then you may have to build avr-lib from sources. + Below are instructions for building avr-lib from fresh sources: 1. Download the avr-libc package from: @@ -167,7 +188,7 @@ Build Notes: tar jxf avr-lib-1.7.1.tar.bz2 cd avr-lib-1.7.1 - 3. Configure avr-lib. Assuming that WinAVR is installed at + 3. Configure avr-lib. Assuming that WinAVR is installed at the following export PATH=/cygdrive/c/WinAVR/bin:$PATH ./configure --build=`./config.guess` --host=avr @@ -185,16 +206,6 @@ Build Notes: make install -Include Path: - - After configuration, the Make.def file installed in the top-level NuttX - directory will need to be modified to include the path to the where ever - the include/avr directory was installed (no other avr-libc header files - are needed). For, for example, if WinAVR is installed at C:/WinAVR, the - AVR header files will be at C:/WinAVR/avr/include/avr - - AVRLIBC_INCPATH=${cygpath -u "C:/WinAVR/avr/include/avr"} - Amber Web Server Configuration Options ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -314,6 +325,10 @@ be selected as follow: cd - . ./setenv.sh +NOTE: You must also copy avr-libc header files, perhaps like: + + cp -a /cygdrive/c/WinAVR/include/avr include/. + Where <subdir> is one of the following: ostest: diff --git a/nuttx/configs/micropendous3/README.txt b/nuttx/configs/micropendous3/README.txt index 562cf1187..89041a90f 100644 --- a/nuttx/configs/micropendous3/README.txt +++ b/nuttx/configs/micropendous3/README.txt @@ -139,6 +139,11 @@ NuttX buildroot Toolchain cd tools ./configure.sh micropendous3/<sub-dir> + NOTE: you also must copy avr-libc header files into the NuttX include + directory with command perhaps like: + + cp -a /cygdrive/c/WinAVR/include/avr include/. + 2. Download the latest buildroot package into <some-dir> 3. unpack the buildroot tarball. The resulting directory may @@ -163,17 +168,33 @@ NuttX buildroot Toolchain avr-libc ^^^^^^^^ -Build Notes: +Header Files - In any case, avr-libc is required. http://www.nongnu.org/avr-libc/. - An snapshot of avr-lib is included in the WinAVR installation. For Linux + In any case, header files from avr-libc are required: http://www.nongnu.org/avr-libc/. + A snapshot of avr-lib is included in the WinAVR installation. For Linux development platforms, avr-libc package is readily available (and would be installed in the apt-get command shown above). But if you are using the NuttX buildroot configuration on Cygwin, then you will have to build - avr-libc from binaries. + get avr-libc from binaries. + +Header File Installation - Below are instructions for building avr-lib from fresh sources (I started - this before I realized at tha avr-lib is included in the WinAVR install): + The NuttX build will required that the AVR header files be available via + the NuttX include directory. This can be accomplished by either copying + the avr-libc header files into the NuttX include directory: + + cp -a <avr-libc-path>/include/avr <nuttx-path>/include/. + + Or simply using a symbolic link: + + ln -s <avr-libc-path>/include/avr <nuttx-path>/include/. + +Build Notes: + + It may not necessary to have a built version of avr-lib; only header files + are required. Bu if you choose to use the optimized libraru functions of + the flowing point library, then you may have to build avr-lib from sources. + Below are instructions for building avr-lib from fresh sources: 1. Download the avr-libc package from: @@ -186,7 +207,8 @@ Build Notes: tar jxf avr-lib-1.7.1.tar.bz2 cd avr-lib-1.7.1 - 3. Configure avr-lib. Assuming that WinAVR is installed at + 3. Configure avr-lib. Assuming that WinAVR is installed at the following + location: export PATH=/cygdrive/c/WinAVR/bin:$PATH ./configure --build=`./config.guess` --host=avr @@ -204,16 +226,6 @@ Build Notes: make install -Include Path: - - After configuration, the Make.def file installed in the top-level NuttX - directory will need to be modified to include the path to the where ever - the include/avr directory was installed (no other avr-libc header files - are needed). For, for example, if WinAVR is installed at C:/WinAVR, the - AVR header files will be at C:/WinAVR/avr/include/avr - - AVRLIBC_INCPATH=${cygpath -u "C:/WinAVR/avr/include/avr"} - Micropendous3 Configuration Options ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ @@ -338,6 +350,10 @@ be selected as follow: cd - . ./setenv.sh +NOTE: You must also copy avr-libc header files, perhaps like: + + cp -a /cygdrive/c/WinAVR/include/avr include/. + Where <subdir> is one of the following: ostest: diff --git a/nuttx/configs/micropendous3/ostest/Make.defs b/nuttx/configs/micropendous3/ostest/Make.defs index 198cfaaef..8a5a1b0e3 100644 --- a/nuttx/configs/micropendous3/ostest/Make.defs +++ b/nuttx/configs/micropendous3/ostest/Make.defs @@ -44,7 +44,6 @@ ifeq ($(CONFIG_AVR_WINAVR),y) MAXOPTIMIZATION = -O2 ARCHCPUFLAGS = -mmcu=at90usb647 LDFLAGS += -nostartfiles -nodefaultlibs - AVRLIBC_INCPATH=${cygpath -u "C:/WinAVR/avr/include/avr"} endif ifeq ($(CONFIG_AVR_LINUXGCC),y) @@ -53,7 +52,6 @@ ifeq ($(CONFIG_AVR_LINUXGCC),y) MAXOPTIMIZATION = -O2 ARCHCPUFLAGS = -mmcu=at90usb647 LDFLAGS += -nostartfiles -nodefaultlibs - AVRLIBC_INCPATH= #Where? endif ifeq ($(CONFIG_AVR_BUILDROOT),y) @@ -62,7 +60,6 @@ ifeq ($(CONFIG_AVR_BUILDROOT),y) MAXOPTIMIZATION = -O2 ARCHCPUFLAGS = -mmcu=at90usb647 LDFLAGS += -nostartfiles -nodefaultlibs - AVRLIBC_INCPATH= #Where? endif ifeq ($(WINTOOL),y) @@ -70,13 +67,13 @@ ifeq ($(WINTOOL),y) DIRLINK = $(TOPDIR)/tools/winlink.sh DIRUNLINK = $(TOPDIR)/tools/unlink.sh MKDEP = $(TOPDIR)/tools/mknulldeps.sh - ARCHINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" -I "${shell cygpath -w $(AVRLIBC_INCPATH)}" + ARCHINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" ARCHXXINCLUDES = $(ARCHINCLUDES) -w $(TOPDIR)/include/cxx}" ARCHSCRIPT = -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/ostest/ld.script}" else # Linux/Cygwin-native toolchain MKDEP = $(TOPDIR)/tools/mkdeps.sh - ARCHINCLUDES = -I. -isystem "$(TOPDIR)/include" -I "$(AVRLIBC_INCPATH)" + ARCHINCLUDES = -I. -isystem "$(TOPDIR)/include" ARCHXXINCLUDES = $(ARCHINCLUDES) -isystem "$(TOPDIR)/include/cxx" ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/ostest/ld.script endif diff --git a/nuttx/configs/micropendous3/src/Makefile b/nuttx/configs/micropendous3/src/Makefile index 005e4767f..b027183c4 100755 --- a/nuttx/configs/micropendous3/src/Makefile +++ b/nuttx/configs/micropendous3/src/Makefile @@ -35,8 +35,6 @@ -include $(TOPDIR)/Make.defs -CFLAGS += -I$(TOPDIR)/sched - ASRCS = CSRCS = up_boot.c @@ -51,12 +49,23 @@ SRCS = $(ASRCS) $(CSRCS) OBJS = $(AOBJS) $(COBJS) ARCH_SRCDIR = $(TOPDIR)/arch/$(CONFIG_ARCH)/src +ifeq ($(CONFIG_ARCH_AVR32),y) +ARCH_SUBDIR = avr32 +endif +ifeq ($(CONFIG_ARCH_AVR),y) +ARCH_SUBDIR = avr +endif + ifeq ($(WINTOOL),y) - CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" \ - -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" \ - -I "${shell cygpath -w $(ARCH_SRCDIR)/mips32}" + CFLAGS += -I "${shell cygpath -w $(TOPDIR)/sched}" + CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/chip}" + CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/common}" + CFLAGS += -I "${shell cygpath -w $(ARCH_SRCDIR)/$(ARCH_SUBDIR)}" else - CFLAGS += -I$(ARCH_SRCDIR)/chip -I$(ARCH_SRCDIR)/common -I$(ARCH_SRCDIR)/mips32 + CFLAGS += -I "$(TOPDIR)/sched" + CFLAGS += -I "$(ARCH_SRCDIR)/chip" + CFLAGS += -I "$(ARCH_SRCDIR)/common" + CFLAGS += -I "$(ARCH_SRCDIR)/$(ARCH_SUBDIR)" endif all: libboard$(LIBEXT) diff --git a/nuttx/configs/micropendous3/src/up_boot.c b/nuttx/configs/micropendous3/src/up_boot.c index 67838097a..c6e261a45 100755 --- a/nuttx/configs/micropendous3/src/up_boot.c +++ b/nuttx/configs/micropendous3/src/up_boot.c @@ -47,8 +47,8 @@ #include "up_arch.h" #include "up_internal.h" -#include "at90usb-internal.h" -#include "micropendous3-internal.h" +#include "at90usb_internal.h" +#include "micropendous3_internal.h" /************************************************************************************ * Definitions |