ecos: packages/hal/cortexm/arch/current/src/hal

annotate packages/hal/cortexm/arch/current/src/hal_misc.c @ 3138:9dd3ea41e5b6

* src/hal_misc.c (hal_reset_vsr): Ensure we only init intr vectors up to top of VSR table.

author	jlarmour
date	Sun, 01 Apr 2012 01:58:28 +0000
parents	9aec6a8ff9b9
children	abf5be1b8582

rev	line source
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	1 /*==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	2 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	3 // hal_misc.c
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	4 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	5 // Cortex-M exception vectors
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	6 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	7 //==========================================================================
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	8 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	9 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	10 // This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	11 // Copyright (C) 2008 Free Software Foundation, Inc.
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	12 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	13 // eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	14 // the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	15 // Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	16 // version.
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	17 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	18 // eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	19 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	21 // for more details.
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	22 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	23 // You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	24 // along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	25 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	26 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	27 // As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	28 // macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	29 // and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	30 // this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	31 // the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	32 // must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	33 // General Public License v2.
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	34 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	35 // This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	36 // on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	37 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 2677 diff changeset	38 // ####ECOSGPLCOPYRIGHTEND####
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	39 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	40 //#####DESCRIPTIONBEGIN####
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	41 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	42 // Author(s): nickg
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	43 // Date: 2008-07-30
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	44 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	45 //####DESCRIPTIONEND####
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	46 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	47 //========================================================================*/
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	48
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	49 #include <pkgconf/hal.h>
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	50 #include <pkgconf/hal_cortexm.h>
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	51 #ifdef CYGPKG_KERNEL
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	52 #include <pkgconf/kernel.h>
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	53 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	54
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	55 #include <cyg/infra/diag.h>
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	56 #include <cyg/infra/cyg_type.h>
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	57 #include <cyg/infra/cyg_trac.h> // tracing macros
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	58 #include <cyg/infra/cyg_ass.h> // assertion macros
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	59
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	60 #include <cyg/hal/hal_arch.h> // HAL header
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	61 #include <cyg/hal/hal_intr.h> // HAL header
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	62
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	63 #include <cyg/hal/drv_api.h>
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	64
2677 d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	65
d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	66 #if defined(CYGPKG_KERNEL_INSTRUMENT) && \
d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	67 defined(CYGDBG_KERNEL_INSTRUMENT_INTR)
d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	68 #include <cyg/kernel/instrmnt.h>
d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	69 #endif
d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	70
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	71 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	72
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	73 typedef cyg_uint32 cyg_isr(cyg_uint32 vector, CYG_ADDRWORD data);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	74
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	75 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	76 // External references
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	77
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	78 // VSRs in vectors.S
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	79 __externC void hal_default_exception_vsr( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	80 __externC void hal_default_interrupt_vsr( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	81 __externC void hal_default_svc_vsr( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	82 __externC void hal_pendable_svc_vsr( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	83 __externC void hal_switch_state_vsr( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	84
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	85 // HAL and eCos functions
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	86 __externC void hal_system_init( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	87 __externC void hal_variant_init( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	88 __externC void hal_platform_init( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	89 __externC void hal_ctrlc_isr_init( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	90 __externC void initialize_stub( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	91 __externC void cyg_hal_invoke_constructors( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	92 __externC void cyg_start( void );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	93 __externC void cyg_interrupt_post_dsr( CYG_ADDRWORD intr_obj );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	94 __externC void interrupt_end(cyg_uint32 isr_ret, CYG_ADDRWORD intr, HAL_SavedRegisters *regs );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	95
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	96 // DATA and BSS locations
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	97 __externC cyg_uint32 __ram_data_start;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	98 __externC cyg_uint32 __ram_data_end;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	99 __externC cyg_uint32 __rom_data_start;
2774 1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	100 __externC cyg_uint32 __sram_data_start;
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	101 __externC cyg_uint32 __sram_data_end;
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	102 __externC cyg_uint32 __srom_data_start;
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	103 __externC cyg_uint32 __bss_start;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	104 __externC cyg_uint32 __bss_end;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	105
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	106 // Scheduler lock
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	107 __externC volatile cyg_uint32 cyg_scheduler_sched_lock;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	108
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	109 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	110 // Interrupt tables
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	111
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	112 volatile CYG_ADDRESS hal_interrupt_handlers[CYGNUM_HAL_ISR_COUNT];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	113 volatile CYG_ADDRWORD hal_interrupt_data [CYGNUM_HAL_ISR_COUNT];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	114 volatile CYG_ADDRESS hal_interrupt_objects [CYGNUM_HAL_ISR_COUNT];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	115
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	116 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	117 // Main entry point
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	118 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	119 // Enter here from reset via slot 1 of VSR table. The stack pointer is
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	120 // already set to the value in VSR slot 0, usually the top of internal
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	121 // SRAM.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	122
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	123 void hal_reset_vsr( void )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	124 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	125 // Call system init routine. This should do the minimum necessary
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	126 // for the rest of the initialization to complete. For example set
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	127 // up GPIO, the SRAM, power management etc. This routine is
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	128 // usually supplied by the platform HAL. Calls to
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	129 // hal_variant_init() and hal_platform_init() later will perform
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	130 // the main initialization.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	131
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	132 hal_system_init();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	133
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	134 // Initialize vector table in base of SRAM.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	135 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	136 register int i;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	137
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	138 #if !defined(CYG_HAL_STARTUP_RAM)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	139
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	140 // Only install the exception vectors for non-RAM startup. For
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	141 // RAM startup we want these to continue to point to the original
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	142 // VSRs, which will belong to RedBoot or GDB stubs.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	143
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	144 for( i = 2; i < 15; i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	145 hal_vsr_table[i] = (CYG_ADDRESS)hal_default_exception_vsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	146
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	147 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	148 // Always point SVC and PENDSVC vectors to our local versions
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	149
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	150 hal_vsr_table[CYGNUM_HAL_VECTOR_SERVICE] = (CYG_ADDRESS)hal_default_svc_vsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	151 hal_vsr_table[CYGNUM_HAL_VECTOR_PENDSV] = (CYG_ADDRESS)hal_pendable_svc_vsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	152
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	153 // For all startup type, redirect interrupt vectors to our VSR.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	154 for( i = CYGNUM_HAL_VECTOR_SYS_TICK ;
3138 9dd3ea41e5b6 * src/hal_misc.c (hal_reset_vsr): Ensure we only init intr vectors jlarmour parents: 3029 diff changeset	155 i < CYGNUM_HAL_VSR_MAX;
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	156 i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	157 hal_vsr_table[i] = (CYG_ADDRESS)hal_default_interrupt_vsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	158 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	159
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	160
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	161 #if !defined(CYG_HAL_STARTUP_RAM)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	162
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	163 // Ensure that the CPU will use the vector table we have just set
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	164 // up.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	165
3029 9aec6a8ff9b9 * cdl/cortexm.cdl: Remove M1 CPU family from architecture config sergeig parents: 2952 diff changeset	166 # if defined(CYGHWR_HAL_CORTEXM_M3) \|\| defined(CYGHWR_HAL_CORTEXM_M4)
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	167
3029 9aec6a8ff9b9 * cdl/cortexm.cdl: Remove M1 CPU family from architecture config sergeig parents: 2952 diff changeset	168 // On M3 and M4 parts, the NVIC contains a vector table base register.
9aec6a8ff9b9 * cdl/cortexm.cdl: Remove M1 CPU family from architecture config sergeig parents: 2952 diff changeset	169 // We program this to relocate the vector table base to the base of SRAM.
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	170
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	171 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_VTOR,
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	172 CYGARC_REG_NVIC_VTOR_TBLOFF(0)\|
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	173 CYGARC_REG_NVIC_VTOR_TBLBASE_SRAM );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	174
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	175 # else
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	176
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	177 # error Unknown SRAM/VECTAB remap mechanism
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	178
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	179 # endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	180
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	181 // Use SVC to switch our state to thread mode running on the PSP.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	182 // We don't need to do this for RAM startup since the ROM code
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	183 // will have already done it.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	184
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	185 hal_vsr_table[CYGNUM_HAL_VECTOR_SERVICE] = (CYG_ADDRESS)hal_switch_state_vsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	186
2952 996c69429643 * include/hal_intr.h (HAL_INTERRUPT_STACK_CALL_PENDING_DSRS): nickg parents: 2774 diff changeset	187 __asm__ volatile( "swi 0" );
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	188
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	189 hal_vsr_table[CYGNUM_HAL_VECTOR_SERVICE] = (CYG_ADDRESS)hal_default_svc_vsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	190
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	191 #endif // !defined(CYG_HAL_STARTUP_RAM)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	192
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	193 #if defined(CYG_HAL_STARTUP_ROM)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	194 // Relocate data from ROM to RAM
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	195 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	196 register cyg_uint32 p, q;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	197 for( p = &__ram_data_start, q = &__rom_data_start;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	198 p < &__ram_data_end;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	199 p++, q++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	200 p = q;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	201 }
2774 1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	202
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	203 // Relocate data from ROM to SRAM
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	204 {
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	205 register cyg_uint32 p, q;
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	206 for( p = &__sram_data_start, q = &__srom_data_start;
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	207 p < &__sram_data_end;
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	208 p++, q++ )
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	209 p = q;
1a58c9c41c50 Apply patch to support SRAM initialization. nickg parents: 2729 diff changeset	210 }
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	211 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	212
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	213 // Clear BSS
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	214 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	215 register cyg_uint32 *p;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	216 for( p = &__bss_start; p < &__bss_end; p++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	217 *p = 0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	218 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	219
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	220 // Initialize interrupt vectors. Set the levels for all interrupts
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	221 // to default values. Also set the default priorities of the
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	222 // system handlers: all exceptions maximum priority except SVC and
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	223 // PendSVC which are lowest priority.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	224 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	225 register int i;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	226
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	227 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_SHPR0, 0x00000000 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	228 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_SHPR1, 0xFF000000 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	229 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_SHPR2, 0x00FF0000 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	230
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	231 hal_interrupt_handlers[CYGNUM_HAL_INTERRUPT_SYS_TICK] = (CYG_ADDRESS)hal_default_isr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	232
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	233 for( i = 1; i < CYGNUM_HAL_ISR_COUNT; i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	234 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	235 hal_interrupt_handlers[i] = (CYG_ADDRESS)hal_default_isr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	236 HAL_WRITE_UINT8( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_PR(i-CYGNUM_HAL_INTERRUPT_EXTERNAL), 0x80 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	237 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	238 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	239
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	240 #if defined(CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	241 // Enable DebugMonitor exceptions. This is needed to enable single
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	242 // step. This only has an effect if no external JTAG device is
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	243 // attached.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	244 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	245 CYG_ADDRESS base = CYGARC_REG_DEBUG_BASE;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	246 cyg_uint32 demcr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	247
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	248 HAL_READ_UINT32( base+CYGARC_REG_DEBUG_DEMCR, demcr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	249 demcr \|= CYGARC_REG_DEBUG_DEMCR_MON_EN;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	250 HAL_WRITE_UINT32( base+CYGARC_REG_DEBUG_DEMCR, demcr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	251 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	252 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	253
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	254 #if !defined(CYG_HAL_STARTUP_RAM)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	255 // Enable Usage, Bus and Mem fault handlers. Do this for ROM and
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	256 // JTAG startups. For RAM startups, this will have already been
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	257 // done by the ROM monitor.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	258 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	259 CYG_ADDRESS base = CYGARC_REG_NVIC_BASE;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	260 cyg_uint32 shcsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	261
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	262 HAL_READ_UINT32( base+CYGARC_REG_NVIC_SHCSR, shcsr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	263 shcsr \|= CYGARC_REG_NVIC_SHCSR_USGFAULTENA;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	264 shcsr \|= CYGARC_REG_NVIC_SHCSR_BUSFAULTENA;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	265 shcsr \|= CYGARC_REG_NVIC_SHCSR_MEMFAULTENA;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	266 HAL_WRITE_UINT32( base+CYGARC_REG_NVIC_SHCSR, shcsr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	267 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	268 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	269
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	270 // Call variant and platform init routines
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	271 hal_variant_init();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	272 hal_platform_init();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	273
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	274 // Start up the system clock
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	275 HAL_CLOCK_INITIALIZE( CYGNUM_HAL_RTC_PERIOD );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	276
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	277 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	278
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	279 initialize_stub();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	280
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	281 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	282
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	283 #if defined(CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT) \|\| \
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	284 defined(CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	285
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	286 hal_ctrlc_isr_init();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	287
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	288 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	289
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	290 // Run through static constructors
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	291 cyg_hal_invoke_constructors();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	292
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	293 // Finally call into application
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	294 cyg_start();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	295 for(;;);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	296 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	297
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	298 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	299 // Handle Exceptions
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	300 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	301 // Exceptions are passed here from the initial VSR. We pass the
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	302 // exception on to GDB stubs or the kernel as appropriate.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	303
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	304 __externC void __handle_exception (void);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	305
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	306 __externC HAL_SavedRegisters *_hal_registers;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	307 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	308 __externC void* volatile __mem_fault_handler;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	309 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	310
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	311 void hal_deliver_exception( HAL_SavedRegisters *regs )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	312 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	313 // Special case handler for code which has chosen to take care
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	314 // of data exceptions (i.e. code which expects them to happen)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	315 // This is common in discovery code, e.g. checking for a particular
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	316 // device which may generate an exception when probing if the
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	317 // device is not present
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	318 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	319 if (__mem_fault_handler )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	320 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	321 regs->u.exception.pc = (unsigned long)__mem_fault_handler;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	322 return; // Caught an exception inside stubs
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	323 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	324 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	325
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	326 #if defined(CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	327
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	328 _hal_registers = regs;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	329 __handle_exception();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	330
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	331 #elif defined(CYGPKG_KERNEL_EXCEPTIONS)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	332
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	333 cyg_hal_deliver_exception( regs->u.exception.vector, (CYG_ADDRWORD)regs );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	334
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	335 #else
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	336
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	337 CYG_FAIL("Exception!!!");
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	338
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	339 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	340 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	341
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	342 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	343 // Handle Interrupts
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	344 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	345 // Interrupts are passed here from the low-level VSR in vectors.S. We
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	346 // look up the ISR in the interrupt table, call it and if it requests
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	347 // it, post a DSR. If necessary we also then cause the pendable SVC to
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	348 // be requested.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	349 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	350 // This function is also callable from ISR springboards that decode
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	351 // additional interrupts via external controllers to deliver an
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	352 // interrupt to a secondary vector.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	353
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	354 void hal_deliver_interrupt( cyg_uint32 vector )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	355 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	356 register cyg_uint32 isr_result;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	357 register cyg_isr *isr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	358 cyg_bool pendsvc = false;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	359
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	360 #if defined(CYGPKG_KERNEL_INSTRUMENT) && \
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	361 defined(CYGDBG_KERNEL_INSTRUMENT_INTR)
2677 d16f29a90821 * src/hal_misc.c (hal_deliver_interrupt): Fix instrumentation call nickg parents: 2589 diff changeset	362 CYG_INSTRUMENT_INTR(RAISE, vector, 0);
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	363 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	364
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	365 isr = (cyg_isr *)hal_interrupt_handlers[vector];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	366
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	367 // Call the ISR
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	368 isr_result = isr( vector, hal_interrupt_data[vector] );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	369
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	370
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	371 #if !defined(CYGIMP_HAL_COMMON_INTERRUPTS_CHAIN)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	372 // If the ISR has returned the CALL_DSR bit, post the DSR and set
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	373 // the pendable SVC exception pending.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	374 if( isr_result & CYG_ISR_CALL_DSR )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	375 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	376 cyg_interrupt_post_dsr( hal_interrupt_objects[vector] );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	377
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	378 // Post the pendable SVC to call interrupt_end(). But only if
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	379 // the scheduler lock is currently zero. If it is non zero
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	380 // then interrupt_end will do nothing useful, so avoid calling
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	381 // it.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	382 if( cyg_scheduler_sched_lock == 0 )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	383 pendsvc = true;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	384 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	385 #else
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	386 // When chaining we don't know here whether the nested interrupt
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	387 // has posted a DSR, so we have to run interrupt_end() regardless.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	388 // However, the same considerations as above regarding the
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	389 // scheduler lock still apply.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	390 if( cyg_scheduler_sched_lock == 0 )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	391 pendsvc = true;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	392 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	393
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	394 // Post the pendable SVC if required.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	395 if( pendsvc )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	396 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	397 cyg_uint32 icsr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	398 HAL_READ_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_ICSR, icsr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	399 icsr \|= CYGARC_REG_NVIC_ICSR_PENDSVSET;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	400 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_ICSR, icsr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	401 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	402 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	403
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	404 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	405 // Call interrupt_end()
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	406 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	407 // This is called on the thread stack as a result of the pendable
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	408 // SVC. interrupt_end() decrements the scheduler lock, calls DSRs and
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	409 // optionally switches thread context. So before calling, we must
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	410 // increment the lock. The actual interrupt end processing has already
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	411 // been done above in hal_default_interrupt_vsr1(), so the arguments
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	412 // are zero.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	413
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	414 __externC void hal_interrupt_end( void )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	415 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	416 #ifdef CYGFUN_HAL_COMMON_KERNEL_SUPPORT
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	417 cyg_scheduler_sched_lock++;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	418 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	419
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	420 interrupt_end(0,0,0);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	421 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	422
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	423 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	424 // Interrupt masking and configuration
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	425
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	426 #ifndef HAL_VAR_INTERRUPT_MASK
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	427 #define HAL_VAR_INTERRUPT_MASK( __vector ) CYG_EMPTY_STATEMENT
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	428 #define HAL_VAR_INTERRUPT_UNMASK( __vector ) CYG_EMPTY_STATEMENT
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	429 #define HAL_VAR_INTERRUPT_SET_LEVEL( __vector, __level ) CYG_EMPTY_STATEMENT
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	430 #define HAL_VAR_INTERRUPT_ACKNOWLEDGE( __vector ) CYG_EMPTY_STATEMENT
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	431 #define HAL_VAR_INTERRUPT_CONFIGURE( __vector, __level, __up ) CYG_EMPTY_STATEMENT
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	432 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	433
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	434 //--------------------------------------------------------------------------
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	435
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	436 __externC void hal_interrupt_mask( cyg_uint32 vector )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	437 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	438 if( vector >= CYGNUM_HAL_INTERRUPT_EXTERNAL &&
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	439 vector <= CYGNUM_HAL_INTERRUPT_NVIC_MAX )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	440 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_CER(vector-CYGNUM_HAL_INTERRUPT_EXTERNAL),
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	441 CYGARC_REG_NVIC_IBIT(vector-CYGNUM_HAL_INTERRUPT_EXTERNAL) );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	442 else if( vector == CYGNUM_HAL_INTERRUPT_SYS_TICK )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	443 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	444 cyg_uint32 csr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	445 HAL_READ_UINT32(CYGARC_REG_SYSTICK_BASE+CYGARC_REG_SYSTICK_CSR, csr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	446 csr &= ~CYGARC_REG_SYSTICK_CSR_TICKINT;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	447 HAL_WRITE_UINT32(CYGARC_REG_SYSTICK_BASE+CYGARC_REG_SYSTICK_CSR, csr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	448 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	449 HAL_VAR_INTERRUPT_MASK( vector );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	450 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	451
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	452 //--------------------------------------------------------------------------
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	453
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	454 __externC void hal_interrupt_unmask( cyg_uint32 vector )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	455 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	456 if( vector >= CYGNUM_HAL_INTERRUPT_EXTERNAL &&
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	457 vector <= CYGNUM_HAL_INTERRUPT_NVIC_MAX )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	458 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_SER(vector-CYGNUM_HAL_INTERRUPT_EXTERNAL),
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	459 CYGARC_REG_NVIC_IBIT(vector-CYGNUM_HAL_INTERRUPT_EXTERNAL) );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	460 else if( vector == CYGNUM_HAL_INTERRUPT_SYS_TICK )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	461 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	462 cyg_uint32 csr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	463 HAL_READ_UINT32(CYGARC_REG_SYSTICK_BASE+CYGARC_REG_SYSTICK_CSR, csr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	464 csr \|= CYGARC_REG_SYSTICK_CSR_TICKINT;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	465 HAL_WRITE_UINT32(CYGARC_REG_SYSTICK_BASE+CYGARC_REG_SYSTICK_CSR, csr );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	466 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	467 HAL_VAR_INTERRUPT_UNMASK( vector );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	468 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	469
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	470 //--------------------------------------------------------------------------
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	471
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	472 __externC void hal_interrupt_acknowledge( cyg_uint32 vector )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	473 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	474 HAL_VAR_INTERRUPT_ACKNOWLEDGE( vector );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	475 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	476
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	477 //--------------------------------------------------------------------------
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	478
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	479 __externC void hal_interrupt_configure( cyg_uint32 vector, cyg_uint32 level, cyg_uint32 up )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	480 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	481 HAL_VAR_INTERRUPT_CONFIGURE( vector, level, up );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	482 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	483
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	484 //--------------------------------------------------------------------------
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	485
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	486 __externC void hal_interrupt_set_level( cyg_uint32 vector, cyg_uint32 level )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	487 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	488 cyg_uint32 l = (level)+CYGNUM_HAL_CORTEXM_PRIORITY_MAX;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	489 if( l > 0xFF ) l = 0xFF; /* clamp to 0xFF */
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	490 if( vector >= CYGNUM_HAL_INTERRUPT_EXTERNAL &&
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	491 vector <= CYGNUM_HAL_INTERRUPT_NVIC_MAX )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	492 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	493 HAL_WRITE_UINT8( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_PR(vector-CYGNUM_HAL_INTERRUPT_EXTERNAL),
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	494 l );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	495 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	496 else if ( vector == CYGNUM_HAL_INTERRUPT_SYS_TICK )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	497 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	498 cyg_uint32 shpr2;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	499 HAL_READ_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_SHPR2, shpr2 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	500 shpr2 &= ~0xFF000000;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	501 shpr2 \|= (l)<<24;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	502 HAL_WRITE_UINT32( CYGARC_REG_NVIC_BASE+CYGARC_REG_NVIC_SHPR2, shpr2 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	503 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	504 HAL_VAR_INTERRUPT_SET_LEVEL( vector, level );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	505 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	506
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	507 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	508 // Microsecond delay
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	509 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	510 // The system RTC is set up to tick at 1MHz so all we need to do here
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	511 // is count ticks.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	512
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	513 __externC void hal_delay_us( cyg_int32 us )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	514 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	515 cyg_uint32 t0, t1;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	516
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	517 HAL_CLOCK_READ( &t0 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	518 while ( us > 0 )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	519 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	520 HAL_CLOCK_READ( &t1 );
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	521 if( t1 < t0 )
2589 9da21501bc5b * include/hal_intr.h: nickg parents: 2580 diff changeset	522 us -= (t1 + CYGNUM_HAL_RTC_PERIOD - t0);
9da21501bc5b * include/hal_intr.h: nickg parents: 2580 diff changeset	523 else
9da21501bc5b * include/hal_intr.h: nickg parents: 2580 diff changeset	524 us -= t1 - t0;
2580 07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	525 t0 = t1;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	526 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	527 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	528
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	529 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	530 // C++ support - run initial constructors
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	531
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	532 #ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	533 cyg_bool cyg_hal_stop_constructors;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	534 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	535
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	536 typedef void (*pfunc) (void);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	537
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	538 extern pfunc __init_array_start__[];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	539 extern pfunc __init_array_end__[];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	540 #define CONSTRUCTORS_START (__init_array_start__[0])
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	541 #define CONSTRUCTORS_END (__init_array_end__)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	542 #define NEXT_CONSTRUCTOR(c) ((c)++)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	543
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	544 void
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	545 cyg_hal_invoke_constructors (void)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	546 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	547 #ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	548 static pfunc *p = &CONSTRUCTORS_START;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	549
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	550 cyg_hal_stop_constructors = 0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	551 for (; p != CONSTRUCTORS_END; NEXT_CONSTRUCTOR(p)) {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	552 (*p)();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	553 if (cyg_hal_stop_constructors) {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	554 NEXT_CONSTRUCTOR(p);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	555 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	556 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	557 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	558 #else
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	559 pfunc *p;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	560
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	561 for (p = &CONSTRUCTORS_START; p != CONSTRUCTORS_END; NEXT_CONSTRUCTOR(p))
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	562 (*p)();
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	563 #endif
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	564 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	565
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	566 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	567 // Architecture default ISR
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	568
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	569 __externC cyg_uint32
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	570 hal_arch_default_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	571 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	572 CYG_TRACE1(true, "Interrupt: %d", vector);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	573
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	574 CYG_FAIL("Spurious Interrupt!!!");
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	575
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	576 return 0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	577 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	578
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	579 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	580 // GDB support
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	581 //
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	582 // These functions translate between HAL saved contexts and GDB
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	583 // register dumps.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	584
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	585 __externC void hal_get_gdb_registers( HAL_CORTEXM_GDB_Registers gdbreg, HAL_SavedRegisters regs )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	586 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	587 int i;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	588 cyg_uint32 *p = gdbreg->f0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	589
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	590 switch( regs->u.type )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	591 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	592 case HAL_SAVEDREGISTERS_THREAD:
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	593 for( i = 0; i < 13; i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	594 gdbreg->gpr[i] = regs->u.thread.r[i];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	595 gdbreg->gpr[13] = regs->u.thread.sp;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	596 gdbreg->gpr[14] = regs->u.thread.pc;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	597 gdbreg->gpr[15] = regs->u.thread.pc;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	598 gdbreg->ps = 0x01000000;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	599 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	600
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	601 case HAL_SAVEDREGISTERS_EXCEPTION:
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	602 gdbreg->gpr[0] = regs->u.exception.r0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	603 gdbreg->gpr[1] = regs->u.exception.r1;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	604 gdbreg->gpr[2] = regs->u.exception.r2;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	605 gdbreg->gpr[3] = regs->u.exception.r3;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	606 for( i = 0; i < 8; i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	607 gdbreg->gpr[i+4] = regs->u.exception.r4_11[i];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	608 gdbreg->gpr[12] = regs->u.exception.r12;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	609 gdbreg->gpr[13] = ((cyg_uint32)regs)+sizeof(regs->u.exception);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	610 gdbreg->gpr[14] = regs->u.exception.lr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	611 gdbreg->gpr[15] = regs->u.exception.pc;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	612 gdbreg->ps = regs->u.exception.psr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	613 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	614
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	615 case HAL_SAVEDREGISTERS_INTERRUPT:
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	616 gdbreg->gpr[0] = regs->u.interrupt.r0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	617 gdbreg->gpr[1] = regs->u.interrupt.r1;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	618 gdbreg->gpr[2] = regs->u.interrupt.r2;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	619 gdbreg->gpr[3] = regs->u.interrupt.r3;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	620 gdbreg->gpr[12] = regs->u.interrupt.r12;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	621 gdbreg->gpr[13] = ((cyg_uint32)regs)+sizeof(regs->u.interrupt);
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	622 gdbreg->gpr[14] = regs->u.interrupt.lr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	623 gdbreg->gpr[15] = regs->u.interrupt.pc;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	624 gdbreg->ps = regs->u.interrupt.psr;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	625 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	626 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	627
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	628 // Clear FP state, which we don't use
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	629 for( i = 0; i < (8*3+1); i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	630 p[i] = 0;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	631
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	632 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	633
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	634 __externC void hal_set_gdb_registers( HAL_CORTEXM_GDB_Registers gdbreg, HAL_SavedRegisters regs )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	635 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	636 int i;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	637
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	638 switch( regs->u.type )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	639 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	640 case HAL_SAVEDREGISTERS_THREAD:
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	641 for( i = 0; i < 13; i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	642 regs->u.thread.r[i] = gdbreg->gpr[i];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	643 regs->u.thread.sp = gdbreg->gpr[13];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	644 regs->u.thread.pc = gdbreg->gpr[14];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	645 regs->u.thread.pc = gdbreg->gpr[15];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	646 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	647
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	648 case HAL_SAVEDREGISTERS_EXCEPTION:
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	649 regs->u.exception.r0 = gdbreg->gpr[0];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	650 regs->u.exception.r1 = gdbreg->gpr[1];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	651 regs->u.exception.r2 = gdbreg->gpr[2];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	652 regs->u.exception.r3 = gdbreg->gpr[3];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	653 for( i = 0; i < 8; i++ )
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	654 regs->u.exception.r4_11[i] = gdbreg->gpr[i+4];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	655 regs->u.exception.r12 = gdbreg->gpr[12];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	656 regs->u.exception.lr = gdbreg->gpr[14];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	657 regs->u.exception.pc = gdbreg->gpr[15];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	658 regs->u.exception.psr = gdbreg->ps;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	659 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	660
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	661 case HAL_SAVEDREGISTERS_INTERRUPT:
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	662 regs->u.interrupt.r0 = gdbreg->gpr[0];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	663 regs->u.interrupt.r1 = gdbreg->gpr[1];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	664 regs->u.interrupt.r2 = gdbreg->gpr[2];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	665 regs->u.interrupt.r3 = gdbreg->gpr[3];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	666 regs->u.interrupt.r12 = gdbreg->gpr[12];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	667 regs->u.interrupt.lr = gdbreg->gpr[14];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	668 regs->u.interrupt.pc = gdbreg->gpr[15];
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	669 regs->u.interrupt.psr = gdbreg->ps;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	670 break;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	671 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	672 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	673
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	674 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	675 // When compiling C++ code with static objects the compiler
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	676 // inserts a call to __cxa_atexit() with __dso_handle as one of the
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	677 // arguments. __cxa_atexit() would normally be provided by glibc, and
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	678 // __dso_handle is part of crtstuff.c. eCos applications
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	679 // are linked rather differently, so either a differently-configured
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	680 // compiler is needed or dummy versions of these symbols should be
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	681 // provided. If these symbols are not actually used then providing
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	682 // them is still harmless, linker garbage collection will remove them.
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	683
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	684 void
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	685 __cxa_atexit(void (arg1)(void), void* arg2, void* arg3)
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	686 {
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	687 }
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	688
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	689 void* __dso_handle = (void*) &__dso_handle;
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	690
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	691 //==========================================================================
07fc475e1c28 Add Cortex-M architecture HAL, STM32 variant and STM3210E platform HALs. nickg parents: diff changeset	692 // EOF hal_misc.c

Mercurial > ecos

annotate packages/hal/cortexm/arch/current/src/hal_misc.c @ 3138:9dd3ea41e5b6