/************************************************************************************************
* arch/arm/src/kinetis/kinetis_vectors.S
* arch/arm/src/chip/kinetis_vectors.S
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************************/
/************************************************************************************************
* Included Files
************************************************************************************************/
#include <nuttx/config.h>
#include <arch/irq.h>
#include "exc_return.h"
/************************************************************************************************
* Preprocessor Definitions
************************************************************************************************/
/* Memory Map:
*
* 0x0000:0000 - Beginning of FLASH. Address of vectors
* 0x1800:0000 - Start of CPU SRAM and start of .data (_sdata)
* - End of .data (_edata) and start of .bss (_sbss)
* - End of .bss (_ebss) and bottom of idle stack
* - _ebss + CONFIG_IDLETHREAD_STACKSIZE = end of idle stack, start of heap. NOTE
* that the ARM uses a decrement before store stack so that the correct initial
* value is the end of the stack + 4;
* - Heap ends at the configured end of SRAM.
*/
#define IDLE_STACK (_ebss+CONFIG_IDLETHREAD_STACKSIZE)
#define HEAP_BASE (_ebss+CONFIG_IDLETHREAD_STACKSIZE)
/************************************************************************************************
* Global Symbols
************************************************************************************************/
.globl __start
.syntax unified
.thumb
.file "kinetis_vectors.S"
/************************************************************************************************
* Macros
************************************************************************************************/
/* On entry into an IRQ, the hardware automatically saves the xPSR, PC, LR, R12, R0-R3
* registers on the stack, then branches to an instantantiation of the following
* macro. This macro simply loads the IRQ number into R0, then jumps to the common
* IRQ handling logic.
*/
.macro HANDLER, label, irqno
.thumb_func
\label:
mov r0, #\irqno
b kinetis_common
.endm
/************************************************************************************************
* Vectors
************************************************************************************************/
.section .vectors, "ax"
.code 16
.align 2
.globl kinetis_vectors
.type kinetis_vectors, function
kinetis_vectors:
/* Processor Exceptions *************************************************************************/
.word IDLE_STACK /* Vector 0: Reset stack pointer */
.word __start /* Vector 1: Reset vector */
.word kinetis_nmi /* Vector 2: Non-Maskable Interrupt (NMI) */
.word kinetis_hardfault /* Vector 3: Hard fault */
.word kinetis_mpu /* Vector 4: Memory management (MPU) */
.word kinetis_busfault /* Vector 5: Bus fault */
.word kinetis_usagefault /* Vector 6: Usage fault */
.word kinetis_reserved /* Vector 7: Reserved */
.word kinetis_reserved /* Vector 8: Reserved */
.word kinetis_reserved /* Vector 9: Reserved */
.word kinetis_reserved /* Vector 10: Reserved */
.word kinetis_svcall /* Vector 11: SVC call */
.word kinetis_dbgmonitor /* Vector 12: Debug monitor */
.word kinetis_reserved /* Vector 13: Reserved */
.word kinetis_pendsv /* Vector 14: Pendable system service request */
.word kinetis_systick /* Vector 15: System tick */
/* External Interrupts **************************************************************************/
/* K40 Family ***********************************************************************************
*
* The interrupt vectors for the following parts is defined in Freescale document
* K40P144M100SF2RM
*/
#if defined(CONFIG_ARCH_CHIP_MK40X128VLQ100) || defined(CONFIG_ARCH_CHIP_MK40X128VMD100) || \
defined(CONFIG_ARCH_CHIP_MK40X256VLQ100) || defined(CONFIG_ARCH_CHIP_MK40X256VMD100) || \
defined(CONFIG_ARCH_CHIP_MK40N512VLQ100) || defined(CONFIG_ARCH_CHIP_MK40N512VMD100)
.word kinetis_dmach0 /* Vector 16: DMA channel 0 transfer complete */
.word kinetis_dmach1 /* Vector 17: DMA channel 1 transfer complete */
.word kinetis_dmach2 /* Vector 18: DMA channel 2 transfer complete */
.word kinetis_dmach3 /* Vector 19: DMA channel 3 transfer complete */
.word kinetis_dmach4 /* Vector 20: DMA channel 4 transfer complete */
.word kinetis_dmach5 /* Vector 21: DMA channel 5 transfer complete */
.word kinetis_dmach6 /* Vector 22: DMA channel 6 transfer complete */
.word kinetis_dmach7 /* Vector 23: DMA channel 7 transfer complete */
.word kinetis_dmach8 /* Vector 24: DMA channel 8 transfer complete */
.word kinetis_dmach9 /* Vector 25: DMA channel 9 transfer complete */
.word kinetis_dmach10 /* Vector 26: DMA channel 10 transfer complete */
.word kinetis_dmach11 /* Vector 27: DMA channel 11 transfer complete */
.word kinetis_dmach12 /* Vector 28: DMA channel 12 transfer complete */
.word kinetis_dmach13 /* Vector 29: DMA channel 13 transfer complete */
.word kinetis_dmach14 /* Vector 30: DMA channel 14 transfer complete */
.word kinetis_dmach15 /* Vector 31: DMA channel 15 transfer complete */
.word kinetis_dmaerr /* Vector 32: DMA error interrupt channels 0-15 */
.word kinetis_mcm /* Vector 33: MCM Normal interrupt */
.word kinetis_flashcc /* Vector 34: Flash memory command complete */
.word kinetis_flashrc /* Vector 35: Flash memory read collision */
.word kinetis_smclvd /* Vector 36: Mode Controller low-voltage detect, low-voltage warning */
.word kinetis_llwu /* Vector 37: LLWU Normal Low Leakage Wakeup */
.word kinetis_wdog /* Vector 38: Watchdog */
.word kinetis_reserved /* Vector 39: Reserved */
.word kinetis_i2c0 /* Vector 40: I2C0 */
.word kinetis_i2c1 /* Vector 41: I2C1 */
.word kinetis_spi0 /* Vector 42: SPI0 all sources */
.word kinetis_spi1 /* Vector 43: SPI1 all sources */
.word kinetis_spi2 /* Vector 44: SPI2 all sources */
.word kinetis_can0mb /* Vector 45: CAN0 OR'ed Message buffer (0-15) */
.word kinetis_can0bo /* Vector 46: CAN0 Bus Off */
.word kinetis_can0err /* Vector 47: CAN0 Error */
.word kinetis_can0tw /* Vector 48: CAN0 Transmit Warning */
.word kinetis_can0rw /* Vector 49: CAN0 Receive Warning */
.word kinetis_can0wu /* Vector 50: CAN0 Wake UP */
.word kinetis_reserved /* Vector 51: Reserved */
.word kinetis_reserved /* Vector 52: Reserved */
.word kinetis_can1mb /* Vector 53: CAN1 OR'ed Message buffer (0-15) */
.word kinetis_can1bo /* Vector 54: CAN1 Bus Off */
.word kinetis_can1err /* Vector 55: CAN1 Error */
.word kinetis_can1tw /* Vector 56: CAN1 Transmit Warning */
.word kinetis_can1rw /* Vector 57: CAN1 Receive Warning */
.word kinetis_can1wu /* Vector 58: CAN1 Wake UP */
.word kinetis_reserved /* Vector 59: Reserved */
.word kinetis_reserved /* Vector 60: Reserved */
.word kinetis_uart0s /* Vector 61: UART0 status */
.word kinetis_uart0e /* Vector 62: UART0 error */
.word kinetis_uart1s /* Vector 63: UART1 status */
.word kinetis_uart1e /* Vector 64: UART1 error */
.word kinetis_uart2s /* Vector 65: UART2 status */
.word kinetis_uart2e /* Vector 66: UART2 error */
.word kinetis_uart3s /* Vector 67: UART3 status */
.word kinetis_uart3e /* Vector 68: UART3 error */
.word kinetis_uart4s /* Vector 69: UART4 status */
.word kinetis_uart4e /* Vector 70: UART4 error */
.word kinetis_uart5s /* Vector 71: UART5 status */
.word kinetis_uart5e /* Vector 72: UART5 error */
.word kinetis_adc0 /* Vector 73: ADC0 */
.word kinetis_adc1 /* Vector 74: ADC1 */
.word kinetis_cmp0 /* Vector 75: CMP0 */
.word kinetis_cmp1 /* Vector 76: CMP1 */
.word kinetis_cmp2 /* Vector 77: CMP2 */
.word kinetis_ftm0 /* Vector 78: FTM0 all sources */
.word kinetis_ftm1 /* Vector 79: FTM1 all sources */
.word kinetis_ftm2 /* Vector 80: FTM2 all sources */
.word kinetis_cmt /* Vector 81: CMT */
.word kinetis_rtc /* Vector 82: RTC alarm interrupt */
.word kinetis_reserved /* Vector 83: Reserved */
.word kinetis_pitch0 /* Vector 84: PIT channel 0 */
.word kinetis_pitch1 /* Vector 85: PIT channel 1 */
.word kinetis_pitch2 /* Vector 86: PIT channel 2 */
.word kinetis_pitch3 /* Vector 87: PIT channel 3 */
.word kinetis_pdb /* Vector 88: PDB */
.word kinetis_usbotg /* Vector 88: USB OTG */
.word kinetis_usbcd /* Vector 90: USB charger detect */
.word kinetis_reserved /* Vector 91: Reserved */
.word kinetis_reserved /* Vector 92: Reserved */
.word kinetis_reserved /* Vector 93: Reserved */
.word kinetis_reserved /* Vector 94: Reserved */
.word kinetis_i2s0 /* Vector 95: I2S0 */
.word kinetis_sdhc /* Vector 96: SDHC */
.word kinetis_dac0 /* Vector 97: DAC0 */
.word kinetis_dac1 /* Vector 98: DAC1 */
.word kinetis_tsi /* Vector 97: TSI all sources */
.word kinetis_mcg /* Vector 100: MCG */
.word kinetis_lpt /* Vector 101: Low power timer */
.word kinetis_slcd /* Vector 102: Segment LCD all sources */
.word kinetis_porta /* Vector 103: Pin detect port A */
.word kinetis_portb /* Vector 104: Pin detect port B */
.word kinetis_portc /* Vector 105: Pin detect port C */
.word kinetis_portd /* Vector 106: Pin detect port D */
.word kinetis_porte /* Vector 107: Pin detect port E */
.word kinetis_reserved /* Vector 108: Reserved */
.word kinetis_reserved /* Vector 109: Reserved */
.word kinetis_swi /* Vector 110: Software interrupt */
/* K60 Family ***********************************************************************************
*
* The memory map for the following parts is defined in Freescale document
* K60P144M100SF2RM
*/
#elif defined(CONFIG_ARCH_CHIP_MK60N256VLQ100) || defined(CONFIG_ARCH_CHIP_MK60X256VLQ100) || \
defined(CONFIG_ARCH_CHIP_MK60N512VLQ100) || defined(CONFIG_ARCH_CHIP_MK60N256VMD100) || \
defined(CONFIG_ARCH_CHIP_MK60X256VMD100) || defined(CONFIG_ARCH_CHIP_MK60N512VMD100)
.word kinetis_dmach0 /* Vector 16: DMA channel 0 transfer complete */
.word kinetis_dmach1 /* Vector 17: DMA channel 1 transfer complete */
.word kinetis_dmach2 /* Vector 18: DMA channel 2 transfer complete */
.word kinetis_dmach3 /* Vector 19: DMA channel 3 transfer complete */
.word kinetis_dmach4 /* Vector 20: DMA channel 4 transfer complete */
.word kinetis_dmach5 /* Vector 21: DMA channel 5 transfer complete */
.word kinetis_dmach6 /* Vector 22: DMA channel 6 transfer complete */
.word kinetis_dmach7 /* Vector 23: DMA channel 7 transfer complete */
.word kinetis_dmach8 /* Vector 24: DMA channel 8 transfer complete */
.word kinetis_dmach9 /* Vector 25: DMA channel 9 transfer complete */
.word kinetis_dmach10 /* Vector 26: DMA channel 10 transfer complete */
.word kinetis_dmach11 /* Vector 27: DMA channel 11 transfer complete */
.word kinetis_dmach12 /* Vector 28: DMA channel 12 transfer complete */
.word kinetis_dmach13 /* Vector 29: DMA channel 13 transfer complete */
.word kinetis_dmach14 /* Vector 30: DMA channel 14 transfer complete */
.word kinetis_dmach15 /* Vector 31: DMA channel 15 transfer complete */
.word kinetis_dmaerr /* Vector 32: DMA error interrupt channels 0-15 */
.word kinetis_mcm /* Vector 33: MCM Normal interrupt */
.word kinetis_flashcc /* Vector 34: Flash memory command complete */
.word kinetis_flashrc /* Vector 35: Flash memory read collision */
.word kinetis_smclvd /* Vector 36: Mode Controller low-voltage detect, low-voltage warning */
.word kinetis_llwu /* Vector 37: LLWU Normal Low Leakage Wakeup */
.word kinetis_wdog /* Vector 38: Watchdog */
.word kinetis_rngb /* Vector 39: Random number generator */
.word kinetis_i2c0 /* Vector 40: I2C0 */
.word kinetis_i2c1 /* Vector 41: I2C1 */
.word kinetis_spi0 /* Vector 42: SPI0 all sources */
.word kinetis_spi1 /* Vector 43: SPI1 all sources */
.word kinetis_spi2 /* Vector 44: SPI2 all sources */
.word kinetis_can0mb /* Vector 45: CAN0 OR'ed Message buffer (0-15) */
.word kinetis_can0bo /* Vector 46: CAN0 Bus Off */
.word kinetis_can0err /* Vector 47: CAN0 Error */
.word kinetis_can0tw /* Vector 48: CAN0 Transmit Warning */
.word kinetis_can0rw /* Vector 49: CAN0 Receive Warning */
.word kinetis_can0wu /* Vector 50: CAN0 Wake UP */
.word kinetis_reserved /* Vector 51: Reserved */
.word kinetis_reserved /* Vector 52: Reserved */
.word kinetis_can1mb /* Vector 53: CAN1 OR'ed Message buffer (0-15) */
.word kinetis_can1bo /* Vector 54: CAN1 Bus Off */
.word kinetis_can1err /* Vector 55: CAN1 Error */
.word kinetis_can1tw /* Vector 56: CAN1 Transmit Warning */
.word kinetis_can1rw /* Vector 57: CAN1 Receive Warning */
.word kinetis_can1wu /* Vector 58: CAN1 Wake UP */
.word kinetis_reserved /* Vector 59: Reserved */
.word kinetis_reserved /* Vector 60: Reserved */
.word kinetis_uart0s /* Vector 61: UART0 status */
.word kinetis_uart0e /* Vector 62: UART0 error */
.word kinetis_uart1s /* Vector 63: UART1 status */
.word kinetis_uart1e /* Vector 64: UART1 error */
.word kinetis_uart2s /* Vector 65: UART2 status */
.word kinetis_uart2e /* Vector 66: UART2 error */
.word kinetis_uart3s /* Vector 67: UART3 status */
.word kinetis_uart3e /* Vector 68: UART3 error */
.word kinetis_uart4s /* Vector 69: UART4 status */
.word kinetis_uart4e /* Vector 70: UART4 error */
.word kinetis_uart5s /* Vector 71: UART5 status */
.word kinetis_uart5e /* Vector 72: UART5 error */
.word kinetis_adc0 /* Vector 73: ADC0 */
.word kinetis_adc1 /* Vector 74: ADC1 */
.word kinetis_cmp0 /* Vector 75: CMP0 */
.word kinetis_cmp1 /* Vector 76: CMP1 */
.word kinetis_cmp2 /* Vector 77: CMP2 */
.word kinetis_ftm0 /* Vector 78: FTM0 all sources */
.word kinetis_ftm1 /* Vector 79: FTM1 all sources */
.word kinetis_ftm2 /* Vector 80: FTM2 all sources */
.word kinetis_cmt /* Vector 81: CMT */
.word kinetis_rtc /* Vector 82: RTC alarm interrupt */
.word kinetis_reserved /* Vector 83: Reserved */
.word kinetis_pitch0 /* Vector 84: PIT channel 0 */
.word kinetis_pitch1 /* Vector 85: PIT channel 1 */
.word kinetis_pitch2 /* Vector 86: PIT channel 2 */
.word kinetis_pitch3 /* Vector 87: PIT channel 3 */
.word kinetis_pdb /* Vector 88: PDB */
.word kinetis_usbotg /* Vector 88: USB OTG */
.word kinetis_usbcd /* Vector 90: USB charger detect */
.word kinetis_emactmr /* Vector 91: Ethernet MAC IEEE 1588 timer interrupt */
.word kinetis_emactx /* Vector 92: Ethernet MAC transmit interrupt */
.word kinetis_emacrx /* Vector 93: Ethernet MAC receive interrupt */
.word kinetis_emacmisc /* Vector 94: Ethernet MAC error and misc interrupt */
.word kinetis_i2s0 /* Vector 95: I2S0 */
.word kinetis_sdhc /* Vector 96: SDHC */
.word kinetis_dac0 /* Vector 97: DAC0 */
.word kinetis_dac1 /* Vector 98: DAC1 */
.word kinetis_tsi /* Vector 97: TSI all sources */
.word kinetis_mcg /* Vector 100: MCG */
.word kinetis_lpt /* Vector 101: Low power timer */
.word kinetis_reserved /* Vector 102: Reserved */
.word kinetis_porta /* Vector 103: Pin detect port A */
.word kinetis_portb /* Vector 104: Pin detect port B */
.word kinetis_portc /* Vector 105: Pin detect port C */
.word kinetis_portd /* Vector 106: Pin detect port D */
.word kinetis_porte /* Vector 107: Pin detect port E */
.word kinetis_reserved /* Vector 108: Reserved */
.word kinetis_reserved /* Vector 109: Reserved */
.word kinetis_reserved /* Vector 110: Reserved */
.word kinetis_reserved /* Vector 111: Reserved */
.word kinetis_reserved /* Vector 112: Reserved */
.word kinetis_reserved /* Vector 113: Reserved */
.word kinetis_reserved /* Vector 114: Reserved */
.word kinetis_reserved /* Vector 115: Reserved */
.word kinetis_reserved /* Vector 116: Reserved */
.word kinetis_reserved /* Vector 117: Reserved */
.word kinetis_reserved /* Vector 118: Reserved */
.word kinetis_reserved /* Vector 119: Reserved */
#else
# error "No vectors for this Kinetis part"
#endif
/************************************************************************************************
* .text
************************************************************************************************/
.text
.type handlers, function
.thumb_func
handlers:
/* Processor Exceptions *************************************************************************/
HANDLER kinetis_reserved, KINETIS_IRQ_RESERVED /* Unexpected/reserved vector */
HANDLER kinetis_nmi, KINETIS_IRQ_NMI /* Vector 2: Non-Maskable Interrupt (NMI) */
HANDLER kinetis_hardfault, KINETIS_IRQ_HARDFAULT /* Vector 3: Hard fault */
HANDLER kinetis_mpu, KINETIS_IRQ_MEMFAULT /* Vector 4: Memory management (MPU) */
HANDLER kinetis_busfault, KINETIS_IRQ_BUSFAULT /* Vector 5: Bus fault */
HANDLER kinetis_usagefault, KINETIS_IRQ_USAGEFAULT /* Vector 6: Usage fault */
HANDLER kinetis_svcall, KINETIS_IRQ_SVCALL /* Vector 11: SVC call */
HANDLER kinetis_dbgmonitor, KINETIS_IRQ_DBGMONITOR /* Vector 12: Debug Monitor */
HANDLER kinetis_pendsv, KINETIS_IRQ_PENDSV /* Vector 14: Penable system service request */
HANDLER kinetis_systick, KINETIS_IRQ_SYSTICK /* Vector 15: System tick */
/* External Interrupts **************************************************************************/
/* K40 Family ***********************************************************************************
*
* The interrupt vectors for the following parts is defined in Freescale document
* K40P144M100SF2RM
*/
#if defined(CONFIG_ARCH_CHIP_MK40X128VLQ100) || defined(CONFIG_ARCH_CHIP_MK40X128VMD100) || \
defined(CONFIG_ARCH_CHIP_MK40X256VLQ100) || defined(CONFIG_ARCH_CHIP_MK40X256VMD100) || \
defined(CONFIG_ARCH_CHIP_MK40N512VLQ100) || defined(CONFIG_ARCH_CHIP_MK40N512VMD100)
HANDLER kinetis_dmach0, KINETIS_IRQ_DMACH0 /* Vector 16: DMA channel 0 transfer complete */
HANDLER kinetis_dmach1, KINETIS_IRQ_DMACH1 /* Vector 17: DMA channel 1 transfer complete */
HANDLER kinetis_dmach2, KINETIS_IRQ_DMACH2 /* Vector 18: DMA channel 2 transfer complete */
HANDLER kinetis_dmach3, KINETIS_IRQ_DMACH3 /* Vector 19: DMA channel 3 transfer complete */
HANDLER kinetis_dmach4, KINETIS_IRQ_DMACH4 /* Vector 20: DMA channel 4 transfer complete */
HANDLER kinetis_dmach5, KINETIS_IRQ_DMACH5 /* Vector 21: DMA channel 5 transfer complete */
HANDLER kinetis_dmach6, KINETIS_IRQ_DMACH6 /* Vector 22: DMA channel 6 transfer complete */
HANDLER kinetis_dmach7, KINETIS_IRQ_DMACH7 /* Vector 23: DMA channel 7 transfer complete */
HANDLER kinetis_dmach8, KINETIS_IRQ_DMACH8 /* Vector 24: DMA channel 8 transfer complete */
HANDLER kinetis_dmach9, KINETIS_IRQ_DMACH9 /* Vector 25: DMA channel 9 transfer complete */
HANDLER kinetis_dmach10, KINETIS_IRQ_DMACH10 /* Vector 26: DMA channel 10 transfer complete */
HANDLER kinetis_dmach11, KINETIS_IRQ_DMACH11 /* Vector 27: DMA channel 11 transfer complete */
HANDLER kinetis_dmach12, KINETIS_IRQ_DMACH12 /* Vector 28: DMA channel 12 transfer complete */
HANDLER kinetis_dmach13, KINETIS_IRQ_DMACH13 /* Vector 29: DMA channel 13 transfer complete */
HANDLER kinetis_dmach14, KINETIS_IRQ_DMACH14 /* Vector 30: DMA channel 14 transfer complete */
HANDLER kinetis_dmach15, KINETIS_IRQ_DMACH15 /* Vector 31: DMA channel 15 transfer complete */
HANDLER kinetis_dmaerr, KINETIS_IRQ_DMAERR /* Vector 32: DMA error interrupt channels 0-15 */
HANDLER kinetis_mcm, KINETIS_IRQ_MCM /* Vector 33: MCM Normal interrupt */
HANDLER kinetis_flashcc, KINETIS_IRQ_FLASHCC /* Vector 34: Flash memory command complete */
HANDLER kinetis_flashrc, KINETIS_IRQ_FLASHRC /* Vector 35: Flash memory read collision */
HANDLER kinetis_smclvd, KINETIS_IRQ_SMCLVD /* Vector 36: Mode Controller low-voltage detect, low-voltage warning */
HANDLER kinetis_llwu, KINETIS_IRQ_LLWU /* Vector 37: LLWU Normal Low Leakage Wakeup */
HANDLER kinetis_wdog, KINETIS_IRQ_WDOG /* Vector 38: Watchdog */
HANDLER kinetis_i2c0, KINETIS_IRQ_I2C0 /* Vector 40: I2C0 */
HANDLER kinetis_i2c1, KINETIS_IRQ_I2C1 /* Vector 41: I2C1 */
HANDLER kinetis_spi0, KINETIS_IRQ_SPI0 /* Vector 42: SPI0 all sources */
HANDLER kinetis_spi1, KINETIS_IRQ_SPI1 /* Vector 43: SPI1 all sources */
HANDLER kinetis_spi2, KINETIS_IRQ_SPI2 /* Vector 44: SPI2 all sources */
HANDLER kinetis_can0mb, KINETIS_IRQ_CAN0MB /* Vector 45: CAN0 OR'ed Message buffer (0-15) */
HANDLER kinetis_can0bo, KINETIS_IRQ_CAN0BO /* Vector 46: CAN0 Bus Off */
HANDLER kinetis_can0err, KINETIS_IRQ_CAN0ERR /* Vector 47: CAN0 Error */
HANDLER kinetis_can0tw, KINETIS_IRQ_CAN0TW /* Vector 48: CAN0 Transmit Warning */
HANDLER kinetis_can0rw, KINETIS_IRQ_CAN0RW /* Vector 49: CAN0 Receive Warning */
HANDLER kinetis_can0wu, KINETIS_IRQ_CAN0WU /* Vector 50: CAN0 Wake UP */
HANDLER kinetis_can1mb, KINETIS_IRQ_CAN1MB /* Vector 53: CAN1 OR'ed Message buffer (0-15) */
HANDLER kinetis_can1bo, KINETIS_IRQ_CAN1BO /* Vector 54: CAN1 Bus Off */
HANDLER kinetis_can1err, KINETIS_IRQ_CAN1ERR /* Vector 55: CAN1 Error */
HANDLER kinetis_can1tw, KINETIS_IRQ_CAN1TW /* Vector 56: CAN1 Transmit Warning */
HANDLER kinetis_can1rw, KINETIS_IRQ_CAN1RW /* Vector 57: CAN1 Receive Warning */
HANDLER kinetis_can1wu, KINETIS_IRQ_CAN1WU /* Vector 58: CAN1 Wake UP */
HANDLER kinetis_uart0s, KINETIS_IRQ_UART0S /* Vector 61: UART0 status */
HANDLER kinetis_uart0e, KINETIS_IRQ_UART0E /* Vector 62: UART0 error */
HANDLER kinetis_uart1s, KINETIS_IRQ_UART1S /* Vector 63: UART1 status */
HANDLER kinetis_uart1e, KINETIS_IRQ_UART1E /* Vector 64: UART1 error */
HANDLER kinetis_uart2s, KINETIS_IRQ_UART2S /* Vector 65: UART2 status */
HANDLER kinetis_uart2e, KINETIS_IRQ_UART2E /* Vector 66: UART2 error */
HANDLER kinetis_uart3s, KINETIS_IRQ_UART3S /* Vector 67: UART3 status */
HANDLER kinetis_uart3e, KINETIS_IRQ_UART3E /* Vector 68: UART3 error */
HANDLER kinetis_uart4s, KINETIS_IRQ_UART4S /* Vector 69: UART4 status */
HANDLER kinetis_uart4e, KINETIS_IRQ_UART4E /* Vector 70: UART4 error */
HANDLER kinetis_uart5s, KINETIS_IRQ_UART5S /* Vector 71: UART5 status */
HANDLER kinetis_uart5e, KINETIS_IRQ_UART5E /* Vector 72: UART5 error */
HANDLER kinetis_adc0, KINETIS_IRQ_ADC0 /* Vector 73: ADC0 */
HANDLER kinetis_adc1, KINETIS_IRQ_ADC1 /* Vector 74: ADC1 */
HANDLER kinetis_cmp0, KINETIS_IRQ_CMP0 /* Vector 75: CMP0 */
HANDLER kinetis_cmp1, KINETIS_IRQ_CMP1 /* Vector 76: CMP1 */
HANDLER kinetis_cmp2, KINETIS_IRQ_CMP2 /* Vector 77: CMP2 */
HANDLER kinetis_ftm0, KINETIS_IRQ_FTM0 /* Vector 78: FTM0 all sources */
HANDLER kinetis_ftm1, KINETIS_IRQ_FTM1 /* Vector 79: FTM1 all sources */
HANDLER kinetis_ftm2, KINETIS_IRQ_FTM2 /* Vector 80: FTM2 all sources */
HANDLER kinetis_cmt, KINETIS_IRQ_CMT /* Vector 81: CMT */
HANDLER kinetis_rtc, KINETIS_IRQ_RTC /* Vector 82: RTC alarm interrupt */
HANDLER kinetis_pitch0, KINETIS_IRQ_PITCH0 /* Vector 84: PIT channel 0 */
HANDLER kinetis_pitch1, KINETIS_IRQ_PITCH1 /* Vector 85: PIT channel 1 */
HANDLER kinetis_pitch2, KINETIS_IRQ_PITCH2 /* Vector 86: PIT channel 2 */
HANDLER kinetis_pitch3, KINETIS_IRQ_PITCH3 /* Vector 87: PIT channel 3 */
HANDLER kinetis_pdb, KINETIS_IRQ_PDB /* Vector 88: PDB */
HANDLER kinetis_usbotg, KINETIS_IRQ_USBOTG /* Vector 88: USB OTG */
HANDLER kinetis_usbcd, KINETIS_IRQ_USBCD /* Vector 90: USB charger detect */
HANDLER kinetis_i2s0, KINETIS_IRQ_I2S0 /* Vector 95: I2S0 */
HANDLER kinetis_sdhc, KINETIS_IRQ_SDHC /* Vector 96: SDHC */
HANDLER kinetis_dac0, KINETIS_IRQ_DAC0 /* Vector 97: DAC0 */
HANDLER kinetis_dac1, KINETIS_IRQ_DAC1 /* Vector 98: DAC1 */
HANDLER kinetis_tsi, KINETIS_IRQ_TSI /* Vector 97: TSI all sources */
HANDLER kinetis_mcg, KINETIS_IRQ_MCG /* Vector 100: MCG */
HANDLER kinetis_lpt, KINETIS_IRQ_LPT /* Vector 101: Low power timer */
HANDLER kinetis_slcd, KINETIS_IRQ_SLCD /* Vector 102: Segment LCD all sources */
HANDLER kinetis_porta, KINETIS_IRQ_PORTA /* Vector 103: Pin detect port A */
HANDLER kinetis_portb, KINETIS_IRQ_PORTB /* Vector 104: Pin detect port B */
HANDLER kinetis_portc, KINETIS_IRQ_PORTC /* Vector 105: Pin detect port C */
HANDLER kinetis_portd, KINETIS_IRQ_PORTD /* Vector 106: Pin detect port D */
HANDLER kinetis_porte, KINETIS_IRQ_PORTE /* Vector 107: Pin detect port E */
HANDLER kinetis_swi, KINETIS_IRQ_SWI /* Vector 110: Software interrupt */
/* K60 Family ***********************************************************************************
*
* The memory map for the following parts is defined in Freescale document
* K60P144M100SF2RM
*/
#elif defined(CONFIG_ARCH_CHIP_MK60N256VLQ100) || defined(CONFIG_ARCH_CHIP_MK60X256VLQ100) || \
defined(CONFIG_ARCH_CHIP_MK60N512VLQ100) || defined(CONFIG_ARCH_CHIP_MK60N256VMD100) || \
defined(CONFIG_ARCH_CHIP_MK60X256VMD100) || defined(CONFIG_ARCH_CHIP_MK60N512VMD100)
HANDLER kinetis_dmach0, KINETIS_IRQ_DMACH0 /* Vector 16: DMA channel 0 transfer complete */
HANDLER kinetis_dmach1, KINETIS_IRQ_DMACH1 /* Vector 17: DMA channel 1 transfer complete */
HANDLER kinetis_dmach2, KINETIS_IRQ_DMACH2 /* Vector 18: DMA channel 2 transfer complete */
HANDLER kinetis_dmach3, KINETIS_IRQ_DMACH3 /* Vector 19: DMA channel 3 transfer complete */
HANDLER kinetis_dmach4, KINETIS_IRQ_DMACH4 /* Vector 20: DMA channel 4 transfer complete */
HANDLER kinetis_dmach5, KINETIS_IRQ_DMACH5 /* Vector 21: DMA channel 5 transfer complete */
HANDLER kinetis_dmach6, KINETIS_IRQ_DMACH6 /* Vector 22: DMA channel 6 transfer complete */
HANDLER kinetis_dmach7, KINETIS_IRQ_DMACH7 /* Vector 23: DMA channel 7 transfer complete */
HANDLER kinetis_dmach8, KINETIS_IRQ_DMACH8 /* Vector 24: DMA channel 8 transfer complete */
HANDLER kinetis_dmach9, KINETIS_IRQ_DMACH9 /* Vector 25: DMA channel 9 transfer complete */
HANDLER kinetis_dmach10, KINETIS_IRQ_DMACH10 /* Vector 26: DMA channel 10 transfer complete */
HANDLER kinetis_dmach11, KINETIS_IRQ_DMACH11 /* Vector 27: DMA channel 11 transfer complete */
HANDLER kinetis_dmach12, KINETIS_IRQ_DMACH12 /* Vector 28: DMA channel 12 transfer complete */
HANDLER kinetis_dmach13, KINETIS_IRQ_DMACH13 /* Vector 29: DMA channel 13 transfer complete */
HANDLER kinetis_dmach14, KINETIS_IRQ_DMACH14 /* Vector 30: DMA channel 14 transfer complete */
HANDLER kinetis_dmach15, KINETIS_IRQ_DMACH15 /* Vector 31: DMA channel 15 transfer complete */
HANDLER kinetis_dmaerr, KINETIS_IRQ_DMAERR /* Vector 32: DMA error interrupt channels 0-15 */
HANDLER kinetis_mcm, KINETIS_IRQ_MCM /* Vector 33: MCM Normal interrupt */
HANDLER kinetis_flashcc, KINETIS_IRQ_FLASHCC /* Vector 34: Flash memory command complete */
HANDLER kinetis_flashrc, KINETIS_IRQ_FLASHRC /* Vector 35: Flash memory read collision */
HANDLER kinetis_smclvd, KINETIS_IRQ_SMCLVD /* Vector 36: Mode Controller low-voltage detect, low-voltage warning */
HANDLER kinetis_llwu, KINETIS_IRQ_LLWU /* Vector 37: LLWU Normal Low Leakage Wakeup */
HANDLER kinetis_wdog, KINETIS_IRQ_WDOG /* Vector 38: Watchdog */
HANDLER kinetis_rngb, KINETIS_IRQ_RNGB /* Vector 39: Random number generator */
HANDLER kinetis_i2c0, KINETIS_IRQ_I2C0 /* Vector 40: I2C0 */
HANDLER kinetis_i2c1, KINETIS_IRQ_I2C1 /* Vector 41: I2C1 */
HANDLER kinetis_spi0, KINETIS_IRQ_SPI0 /* Vector 42: SPI0 all sources */
HANDLER kinetis_spi1, KINETIS_IRQ_SPI1 /* Vector 43: SPI1 all sources */
HANDLER kinetis_spi2, KINETIS_IRQ_SPI2 /* Vector 44: SPI2 all sources */
HANDLER kinetis_can0mb, KINETIS_IRQ_CAN0MB /* Vector 45: CAN0 OR'ed Message buffer (0-15) */
HANDLER kinetis_can0bo, KINETIS_IRQ_CAN0BO /* Vector 46: CAN0 Bus Off */
HANDLER kinetis_can0err, KINETIS_IRQ_CAN0ERR /* Vector 47: CAN0 Error */
HANDLER kinetis_can0tw, KINETIS_IRQ_CAN0TW /* Vector 48: CAN0 Transmit Warning */
HANDLER kinetis_can0rw, KINETIS_IRQ_CAN0RW /* Vector 49: CAN0 Receive Warning */
HANDLER kinetis_can0wu, KINETIS_IRQ_CAN0WU /* Vector 50: CAN0 Wake UP */
HANDLER kinetis_can1mb, KINETIS_IRQ_CAN1MB /* Vector 53: CAN1 OR'ed Message buffer (0-15) */
HANDLER kinetis_can1bo, KINETIS_IRQ_CAN1BO /* Vector 54: CAN1 Bus Off */
HANDLER kinetis_can1err, KINETIS_IRQ_CAN1ERR /* Vector 55: CAN1 Error */
HANDLER kinetis_can1tw, KINETIS_IRQ_CAN1TW /* Vector 56: CAN1 Transmit Warning */
HANDLER kinetis_can1rw, KINETIS_IRQ_CAN1RW /* Vector 57: CAN1 Receive Warning */
HANDLER kinetis_can1wu, KINETIS_IRQ_CAN1WU /* Vector 58: CAN1 Wake UP */
HANDLER kinetis_uart0s, KINETIS_IRQ_UART0S /* Vector 61: UART0 status */
HANDLER kinetis_uart0e, KINETIS_IRQ_UART0E /* Vector 62: UART0 error */
HANDLER kinetis_uart1s, KINETIS_IRQ_UART1S /* Vector 63: UART1 status */
HANDLER kinetis_uart1e, KINETIS_IRQ_UART1E /* Vector 64: UART1 error */
HANDLER kinetis_uart2s, KINETIS_IRQ_UART2S /* Vector 65: UART2 status */
HANDLER kinetis_uart2e, KINETIS_IRQ_UART2E /* Vector 66: UART2 error */
HANDLER kinetis_uart3s, KINETIS_IRQ_UART3S /* Vector 67: UART3 status */
HANDLER kinetis_uart3e, KINETIS_IRQ_UART3E /* Vector 68: UART3 error */
HANDLER kinetis_uart4s, KINETIS_IRQ_UART4S /* Vector 69: UART4 status */
HANDLER kinetis_uart4e, KINETIS_IRQ_UART4E /* Vector 70: UART4 error */
HANDLER kinetis_uart5s, KINETIS_IRQ_UART5S /* Vector 71: UART5 status */
HANDLER kinetis_uart5e, KINETIS_IRQ_UART5E /* Vector 72: UART5 error */
HANDLER kinetis_adc0, KINETIS_IRQ_ADC0 /* Vector 73: ADC0 */
HANDLER kinetis_adc1, KINETIS_IRQ_ADC1 /* Vector 74: ADC1 */
HANDLER kinetis_cmp0, KINETIS_IRQ_CMP0 /* Vector 75: CMP0 */
HANDLER kinetis_cmp1, KINETIS_IRQ_CMP1 /* Vector 76: CMP1 */
HANDLER kinetis_cmp2, KINETIS_IRQ_CMP2 /* Vector 77: CMP2 */
HANDLER kinetis_ftm0, KINETIS_IRQ_FTM0 /* Vector 78: FTM0 all sources */
HANDLER kinetis_ftm1, KINETIS_IRQ_FTM1 /* Vector 79: FTM1 all sources */
HANDLER kinetis_ftm2, KINETIS_IRQ_FTM2 /* Vector 80: FTM2 all sources */
HANDLER kinetis_cmt, KINETIS_IRQ_CMT /* Vector 81: CMT */
HANDLER kinetis_rtc, KINETIS_IRQ_RTC /* Vector 82: RTC alarm interrupt */
HANDLER kinetis_pitch0, KINETIS_IRQ_PITCH0 /* Vector 84: PIT channel 0 */
HANDLER kinetis_pitch1, KINETIS_IRQ_PITCH1 /* Vector 85: PIT channel 1 */
HANDLER kinetis_pitch2, KINETIS_IRQ_PITCH2 /* Vector 86: PIT channel 2 */
HANDLER kinetis_pitch3, KINETIS_IRQ_PITCH3 /* Vector 87: PIT channel 3 */
HANDLER kinetis_pdb, KINETIS_IRQ_PDB /* Vector 88: PDB */
HANDLER kinetis_usbotg, KINETIS_IRQ_USBOTG /* Vector 88: USB OTG */
HANDLER kinetis_usbcd, KINETIS_IRQ_USBCD /* Vector 90: USB charger detect */
HANDLER kinetis_emactmr, KINETIS_IRQ_EMACTMR /* Vector 91: Ethernet MAC IEEE 1588 timer interrupt */
HANDLER kinetis_emactx, KINETIS_IRQ_EMACTX /* Vector 92: Ethernet MAC transmit interrupt */
HANDLER kinetis_emacrx, KINETIS_IRQ_EMACRX /* Vector 93: Ethernet MAC receive interrupt */
HANDLER kinetis_emacmisc, KINETIS_IRQ_EMACMISC /* Vector 94: Ethernet MAC error and misc interrupt */
HANDLER kinetis_i2s0, KINETIS_IRQ_I2S0 /* Vector 95: I2S0 */
HANDLER kinetis_sdhc, KINETIS_IRQ_SDHC /* Vector 96: SDHC */
HANDLER kinetis_dac0, KINETIS_IRQ_DAC0 /* Vector 97: DAC0 */
HANDLER kinetis_dac1, KINETIS_IRQ_DAC1 /* Vector 98: DAC1 */
HANDLER kinetis_tsi, KINETIS_IRQ_TSI /* Vector 97: TSI all sources */
HANDLER kinetis_mcg, KINETIS_IRQ_MCG /* Vector 100: MCG */
HANDLER kinetis_lpt, KINETIS_IRQ_LPT /* Vector 101: Low power timer */
HANDLER kinetis_porta, KINETIS_IRQ_PORTA /* Vector 103: Pin detect port A */
HANDLER kinetis_portb, KINETIS_IRQ_PORTB /* Vector 104: Pin detect port B */
HANDLER kinetis_portc, KINETIS_IRQ_PORTC /* Vector 105: Pin detect port C */
HANDLER kinetis_portd, KINETIS_IRQ_PORTD /* Vector 106: Pin detect port D */
HANDLER kinetis_porte, KINETIS_IRQ_PORTE /* Vector 107: Pin detect port E */
#else
# error "No handlers for this Kinetis part"
#endif
/* Common IRQ handling logic. On entry here, the return stack is on either
* the PSP or the MSP and looks like the following:
*
* REG_XPSR
* REG_R15
* REG_R14
* REG_R12
* REG_R3
* REG_R2
* REG_R1
* MSP->REG_R0
*
* And
* R0 contains the IRQ number
* R14 Contains the EXC_RETURN value
* We are in handler mode and the current SP is the MSP
*/
kinetis_common:
/* Complete the context save */
#ifdef CONFIG_NUTTX_KERNEL
/* The EXC_RETURN value will be 0xfffffff9 (privileged thread) or 0xfffffff1
* (handler mode) if the state is on the MSP. It can only be on the PSP if
* EXC_RETURN is 0xfffffffd (unprivileged thread)
*/
adds r2, r14, #3 /* If R14=0xfffffffd, then r2 == 0 */
ite ne /* Next two instructions are condition */
mrsne r1, msp /* R1=The main stack pointer */
mrseq r1, psp /* R1=The process stack pointer */
#else
mrs r1, msp /* R1=The main stack pointer */
#endif
mov r2, r1 /* R2=Copy of the main/process stack pointer */
add r2, #HW_XCPT_SIZE /* R2=MSP/PSP before the interrupt was taken */
#ifdef CONFIG_ARMV7M_USEBASEPRI
mrs r3, basepri /* R3=Current BASEPRI setting */
#else
mrs r3, primask /* R3=Current PRIMASK setting */
#endif
#ifdef CONFIG_NUTTX_KERNEL
stmdb r1!, {r2-r11,r14} /* Save the remaining registers plus the SP value */
#else
stmdb r1!, {r2-r11} /* Save the remaining registers plus the SP value */
#endif
/* Disable interrupts, select the stack to use for interrupt handling
* and call up_doirq to handle the interrupt
*/
cpsid i /* Disable further interrupts */
/* If CONFIG_ARCH_INTERRUPTSTACK is defined, we will use a special interrupt
* stack pointer. The way that this is done here prohibits nested interrupts!
* Otherwise, we will re-use the main stack for interrupt level processing.
*/
#if CONFIG_ARCH_INTERRUPTSTACK > 3
ldr sp, =g_intstackbase
str r1, [sp, #-4]! /* Save the MSP on the interrupt stack */
bl up_doirq /* R0=IRQ, R1=register save (msp) */
ldr r1, [sp, #+4]! /* Recover R1=main stack pointer */
#else
mov sp, r1 /* We are using the main stack pointer */
bl up_doirq /* R0=IRQ, R1=register save (msp) */
mov r1, sp /* Recover R1=main stack pointer */
#endif
/* On return from up_doirq, R0 will hold a pointer to register context
* array to use for the interrupt return. If that return value is the same
* as current stack pointer, then things are relatively easy.
*/
cmp r0, r1 /* Context switch? */
beq 1f /* Branch if no context switch */
/* We are returning with a pending context switch. This case is different
* because in this case, the register save structure does not lie on the
* stack but, rather, are within a TCB structure. We'll have to copy some
* values to the stack.
*/
add r1, r0, #SW_XCPT_SIZE /* R1=Address of HW save area in reg array */
ldmia r1, {r4-r11} /* Fetch eight registers in HW save area */
ldr r1, [r0, #(4*REG_SP)] /* R1=Value of SP before interrupt */
stmdb r1!, {r4-r11} /* Store eight registers in HW save area */
#ifdef CONFIG_NUTTX_KERNEL
ldmia r0, {r2-r11,r14} /* Recover R4-R11, r14 + 2 temp values */
#else
ldmia r0, {r2-r11} /* Recover R4-R11 + 2 temp values */
#endif
b 2f /* Re-join common logic */
/* We are returning with no context switch. We simply need to "unwind"
* the same stack frame that we created
*/
1:
#ifdef CONFIG_NUTTX_KERNEL
ldmia r1!, {r2-r11,r14} /* Recover R4-R11, r14 + 2 temp values */
#else
ldmia r1!, {r2-r11} /* Recover R4-R11 + 2 temp values */
#endif
2:
#ifdef CONFIG_NUTTX_KERNEL
/* The EXC_RETURN value will be 0xfffffff9 (privileged thread) or 0xfffffff1
* (handler mode) if the state is on the MSP. It can only be on the PSP if
* EXC_RETURN is 0xfffffffd (unprivileged thread)
*/
adds r0, r14, #3 /* If R14=0xfffffffd, then r0 == 0 */
ite ne /* Next two instructions are condition */
msrne msp, r1 /* R1=The main stack pointer */
msreq psp, r1 /* R1=The process stack pointer */
#else
msr msp, r1 /* Recover the return MSP value */
/* Preload r14 with the special return value first (so that the return
* actually occurs with interrupts still disabled).
*/
ldr r14, =EXC_RETURN_PRIVTHR /* Load the special value */
#endif
/* Restore the interrupt state */
#ifdef CONFIG_ARMV7M_USEBASEPRI
msr basepri, r3 /* Restore interrupts priority masking*/
cpsie i /* Re-enable interrupts */
#else
msr primask, r3 /* Restore interrupts */
#endif
/* Always return with R14 containing the special value that will: (1)
* return to thread mode, and (2) continue to use the MSP
*/
bx r14 /* And return */
.size handlers, .-handlers
/************************************************************************************************
* Name: up_interruptstack/g_intstackbase
*
* Description:
* Shouldn't happen
*
************************************************************************************************/
#if CONFIG_ARCH_INTERRUPTSTACK > 3
.bss
.global g_intstackbase
.align 4
up_interruptstack:
.skip (CONFIG_ARCH_INTERRUPTSTACK & ~3)
g_intstackbase:
.size up_interruptstack, .-up_interruptstack
#endif
/************************************************************************************************
* .rodata
************************************************************************************************/
.section .rodata, "a"
/* Variables: _sbss is the start of the BSS region (see ld.script) _ebss is the end
* of the BSS regsion (see ld.script). The idle task stack starts at the end of BSS
* and is of size CONFIG_IDLETHREAD_STACKSIZE. The IDLE thread is the thread that
* the system boots on and, eventually, becomes the idle, do nothing task that runs
* only when there is nothing else to run. The heap continues from there until the
* end of memory. See g_idle_topstack below.
*/
.globl g_idle_topstack
.type g_idle_topstack, object
g_idle_topstack:
.word HEAP_BASE
.size g_idle_topstack, .-g_idle_topstack
.end
