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Diffstat (limited to 'firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/exception.x')
| -rw-r--r-- | firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/exception.x | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/exception.x b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/exception.x deleted file mode 100644 index ec4109d..0000000 --- a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/exception.x +++ /dev/null @@ -1,239 +0,0 @@ -/* This file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */ - -/*This file is prepared for Doxygen automatic documentation generation.*/ -/*! \file ********************************************************************* - * - * \brief Exception and interrupt vectors. - * - * This file maps all events supported by an AVR32. - * - * - Compiler: GNU GCC for AVR32 - * - Supported devices: All AVR32 devices with an INTC module can be used. - * - AppNote: - * - * \author Atmel Corporation: http://www.atmel.com \n - * Support and FAQ: http://support.atmel.no/ - * - ******************************************************************************/ - -/* Copyright (c) 2009 Atmel Corporation. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * 3. The name of Atmel may not be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * 4. This software may only be redistributed and used in connection with an Atmel - * AVR product. - * - * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE - * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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 - * - */ - -#if !__AVR32_UC__ && !__AVR32_AP__ - #error Implementation of the AVR32 architecture not supported by the INTC driver. -#endif - - -#include <avr32/io.h> - - -//! @{ -//! \verbatim - - - .section .exception, "ax", @progbits - - -// Start of Exception Vector Table. - - // EVBA must be aligned with a power of two strictly greater than the EVBA- - // relative offset of the last vector. - .balign 0x200 - - // Export symbol. - .global _evba - .type _evba, @function -_evba: - - .org 0x000 - // Unrecoverable Exception. -_handle_Unrecoverable_Exception: - rjmp $ - - .org 0x004 - // TLB Multiple Hit. -_handle_TLB_Multiple_Hit: - rjmp $ - - .org 0x008 - // Bus Error Data Fetch. -_handle_Bus_Error_Data_Fetch: - rjmp $ - - .org 0x00C - // Bus Error Instruction Fetch. -_handle_Bus_Error_Instruction_Fetch: - rjmp $ - - .org 0x010 - // NMI. -_handle_NMI: - rjmp $ - - .org 0x014 - // Instruction Address. -_handle_Instruction_Address: - rjmp $ - - .org 0x018 - // ITLB Protection. -_handle_ITLB_Protection: - rjmp $ - - .org 0x01C - // Breakpoint. -_handle_Breakpoint: - rjmp $ - - .org 0x020 - // Illegal Opcode. -_handle_Illegal_Opcode: - rjmp $ - - .org 0x024 - // Unimplemented Instruction. -_handle_Unimplemented_Instruction: - rjmp $ - - .org 0x028 - // Privilege Violation. -_handle_Privilege_Violation: - rjmp $ - - .org 0x02C - // Floating-Point: UNUSED IN AVR32UC and AVR32AP. -_handle_Floating_Point: - rjmp $ - - .org 0x030 - // Coprocessor Absent: UNUSED IN AVR32UC. -_handle_Coprocessor_Absent: - rjmp $ - - .org 0x034 - // Data Address (Read). -_handle_Data_Address_Read: - rjmp $ - - .org 0x038 - // Data Address (Write). -_handle_Data_Address_Write: - rjmp $ - - .org 0x03C - // DTLB Protection (Read). -_handle_DTLB_Protection_Read: - rjmp $ - - .org 0x040 - // DTLB Protection (Write). -_handle_DTLB_Protection_Write: - rjmp $ - - .org 0x044 - // DTLB Modified: UNUSED IN AVR32UC. -_handle_DTLB_Modified: - rjmp $ - - .org 0x050 - // ITLB Miss. -_handle_ITLB_Miss: - rjmp $ - - .org 0x060 - // DTLB Miss (Read). -_handle_DTLB_Miss_Read: - rjmp $ - - .org 0x070 - // DTLB Miss (Write). -_handle_DTLB_Miss_Write: - rjmp $ - - .org 0x100 - // Supervisor Call. -_handle_Supervisor_Call: - rjmp $ - - -// Interrupt support. -// The interrupt controller must provide the offset address relative to EVBA. -// Important note: -// All interrupts call a C function named _get_interrupt_handler. -// This function will read group and interrupt line number to then return in -// R12 a pointer to a user-provided interrupt handler. - - .balign 4 - - .irp priority, 0, 1, 2, 3 -_int\priority: -#if __AVR32_UC__ - // R8-R12, LR, PC and SR are automatically pushed onto the system stack by the - // CPU upon interrupt entry. No other register is saved by hardware. -#elif __AVR32_AP__ - // PC and SR are automatically saved in respectively RAR_INTx and RSR_INTx by - // the CPU upon interrupt entry. No other register is saved by hardware. - pushm r8-r12, lr -#endif - mov r12, \priority // Pass the int_level parameter to the _get_interrupt_handler function. - call _get_interrupt_handler - cp.w r12, 0 // Get the pointer to the interrupt handler returned by the function. -#if __AVR32_UC__ - movne pc, r12 // If this was not a spurious interrupt (R12 != NULL), jump to the handler. -#elif __AVR32_AP__ - breq spint\priority // If this was a spurious interrupt (R12 == NULL), branch. - st.w --sp, r12 // Push the pointer to the interrupt handler onto the system stack since no register may be altered. - popm r8-r12, lr, pc // Restore registers and jump to the handler. -spint\priority: - popm r8-r12, lr -#endif - rete // If this was a spurious interrupt (R12 == NULL), return from event handler. - .endr - - -// Constant data area. - - .balign 4 - - // Values to store in the interrupt priority registers for the various interrupt priority levels. - // The interrupt priority registers contain the interrupt priority level and - // the EVBA-relative interrupt vector offset. - .global ipr_val - .type ipr_val, @object -ipr_val: - .word (AVR32_INTC_INT0 << AVR32_INTC_IPR_INTLEVEL_OFFSET) | (_int0 - _evba),\ - (AVR32_INTC_INT1 << AVR32_INTC_IPR_INTLEVEL_OFFSET) | (_int1 - _evba),\ - (AVR32_INTC_INT2 << AVR32_INTC_IPR_INTLEVEL_OFFSET) | (_int2 - _evba),\ - (AVR32_INTC_INT3 << AVR32_INTC_IPR_INTLEVEL_OFFSET) | (_int3 - _evba) - - -//! \endverbatim -//! @} |