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CMSIS-DSP: Improvement to gcc+FVP support in test framework.

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pull/19/head
Christophe Favergeon 5 years ago
parent 83912a9360
commit 00368be949
6 changed files with 623 additions and 0 deletions
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317
Platforms/NORMALFVP/ARMv81MML/LinkScripts/GCC/lnk.ld
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/******************************************************************************
* @file gcc_arm.ld
* @brief GNU Linker Script for Cortex-M based device
* @version V2.2.0
* @date 16. December 2020
******************************************************************************/
/*
* Copyright (c) 2009-2020 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
*-------- <<< Use Configuration Wizard in Context Menu >>> -------------------
*/
/*---------------------- Flash Configuration ----------------------------------
<h> Flash Configuration
<o0> Flash Base Address <0x0-0xFFFFFFFF:8>
<o1> Flash Size (in Bytes) <0x0-0xFFFFFFFF:8>
</h>
-----------------------------------------------------------------------------*/
__ROM_BASE = 0x10000000;
__ROM_SIZE = 0x00100000;
/*--------------------- Embedded RAM Configuration ----------------------------
<h> RAM Configuration
<o0> RAM Base Address <0x0-0xFFFFFFFF:8>
<o1> RAM Size (in Bytes) <0x0-0xFFFFFFFF:8>
</h>
-----------------------------------------------------------------------------*/
__RAM_BASE = 0x30000000;
__RAM_SIZE = 0x00200000;
/*--------------------- Stack / Heap Configuration ----------------------------
<h> Stack / Heap Configuration
<o0> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
<o1> Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
</h>
-----------------------------------------------------------------------------*/
__STACK_SIZE = 0x00002000;
__HEAP_SIZE = 0x00100000;
/*
*-------------------- <<< end of configuration section >>> -------------------
*/
/* ARMv8-M stack sealing:
to use ARMv8-M stack sealing set __STACKSEAL_SIZE to 8 otherwise keep 0
*/
__STACKSEAL_SIZE = 0;
MEMORY
{
FLASH (rx) : ORIGIN = __ROM_BASE, LENGTH = __ROM_SIZE
RAM (rwx) : ORIGIN = __RAM_BASE, LENGTH = __RAM_SIZE
}
/* Linker script to place sections and symbol values. Should be used together
* with other linker script that defines memory regions FLASH and RAM.
* It references following symbols, which must be defined in code:
* Reset_Handler : Entry of reset handler
*
* It defines following symbols, which code can use without definition:
* __exidx_start
* __exidx_end
* __copy_table_start__
* __copy_table_end__
* __zero_table_start__
* __zero_table_end__
* __etext
* __data_start__
* __preinit_array_start
* __preinit_array_end
* __init_array_start
* __init_array_end
* __fini_array_start
* __fini_array_end
* __data_end__
* __bss_start__
* __bss_end__
* __end__
* end
* __HeapLimit
* __StackLimit
* __StackTop
* __stack
* __StackSeal (only if ARMv8-M stack sealing is used)
*/
ENTRY(Reset_Handler)
SECTIONS
{
.text :
{
KEEP(*(.vectors))
*(.text*)
KEEP(*(.init))
KEEP(*(.fini))
/* .ctors */
*crtbegin.o(.ctors)
*crtbegin?.o(.ctors)
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
*(SORT(.ctors.*))
*(.ctors)
/* .dtors */
*crtbegin.o(.dtors)
*crtbegin?.o(.dtors)
*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
*(SORT(.dtors.*))
*(.dtors)
*(.rodata*)
KEEP(*(.eh_frame*))
} > FLASH
/*
* SG veneers:
* All SG veneers are placed in the special output section .gnu.sgstubs. Its start address
* must be set, either with the command line option ‘--section-start’ or in a linker script,
* to indicate where to place these veneers in memory.
*/
/*
.gnu.sgstubs :
{
. = ALIGN(32);
} > FLASH
*/
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > FLASH
__exidx_start = .;
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > FLASH
__exidx_end = .;
.copy.table :
{
. = ALIGN(4);
__copy_table_start__ = .;
LONG (__etext)
LONG (__data_start__)
LONG ((__data_end__ - __data_start__) / 4)
/* Add each additional data section here */
/*
LONG (__etext2)
LONG (__data2_start__)
LONG ((__data2_end__ - __data2_start__) / 4)
*/
__copy_table_end__ = .;
} > FLASH
.zero.table :
{
. = ALIGN(4);
__zero_table_start__ = .;
/* Add each additional bss section here */
/*
LONG (__bss2_start__)
LONG ((__bss2_end__ - __bss2_start__) / 4)
*/
__zero_table_end__ = .;
} > FLASH
/**
* Location counter can end up 2byte aligned with narrow Thumb code but
* __etext is assumed by startup code to be the LMA of a section in RAM
* which must be 4byte aligned
*/
__etext = ALIGN (4);
.data : AT (__etext)
{
__data_start__ = .;
*(vtable)
*(.data)
*(.data.*)
. = ALIGN(4);
/* preinit data */
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP(*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
. = ALIGN(4);
/* init data */
PROVIDE_HIDDEN (__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
. = ALIGN(4);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP(*(SORT(.fini_array.*)))
KEEP(*(.fini_array))
PROVIDE_HIDDEN (__fini_array_end = .);
KEEP(*(.jcr*))
. = ALIGN(4);
/* All data end */
__data_end__ = .;
} > RAM
/*
* Secondary data section, optional
*
* Remember to add each additional data section
* to the .copy.table above to asure proper
* initialization during startup.
*/
/*
__etext2 = ALIGN (4);
.data2 : AT (__etext2)
{
. = ALIGN(4);
__data2_start__ = .;
*(.data2)
*(.data2.*)
. = ALIGN(4);
__data2_end__ = .;
} > RAM2
*/
.bss :
{
. = ALIGN(4);
__bss_start__ = .;
*(.bss)
*(.bss.*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
} > RAM AT > RAM
/*
* Secondary bss section, optional
*
* Remember to add each additional bss section
* to the .zero.table above to asure proper
* initialization during startup.
*/
/*
.bss2 :
{
. = ALIGN(4);
__bss2_start__ = .;
*(.bss2)
*(.bss2.*)
. = ALIGN(4);
__bss2_end__ = .;
} > RAM2 AT > RAM2
*/
.heap (COPY) :
{
. = ALIGN(8);
__end__ = .;
PROVIDE(end = .);
. = . + __HEAP_SIZE;
. = ALIGN(8);
__HeapLimit = .;
} > RAM
PROVIDE(HeapBase = end);
.stack (ORIGIN(RAM) + LENGTH(RAM) - __STACK_SIZE - __STACKSEAL_SIZE) (COPY) :
{
. = ALIGN(8);
__StackLimit = .;
. = . + __STACK_SIZE;
. = ALIGN(8);
__StackTop = .;
} > RAM
PROVIDE(__stack = __StackTop);
/* ARMv8-M stack sealing:
to use ARMv8-M stack sealing uncomment '.stackseal' section
*/
/*
.stackseal (ORIGIN(RAM) + LENGTH(RAM) - __STACKSEAL_SIZE) (COPY) :
{
. = ALIGN(8);
__StackSeal = .;
. = . + 8;
. = ALIGN(8);
} > RAM
*/
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
}

38
Platforms/NORMALFVP/ARMv81MML/LinkScripts/GCC/mem_ARMv81MML.h
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/**************************************************************************//**
* @file mem_ARMCM7.h
* @brief Memory base and size definitions (used in scatter file)
* @version V1.1.0
* @date 15. May 2019
*
* @note
*
******************************************************************************/
/*
* Copyright (c) 2009-2019 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __MEM_ARMCM7_H
#define __MEM_ARMCM7_H
#define STACK_SIZE 0x00003000
#define HEAP_SIZE 0x00100000
#endif /* __MEM_ARMCM7_H */

189
Platforms/NORMALFVP/ARMv81MML/Startup/GCC/startup_ARMv81MML.c
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/******************************************************************************
* @file startup_ARMCM7.c
* @brief CMSIS-Core(M) Device Startup File for a Cortex-M7 Device
* @version V2.0.3
* @date 31. March 2020
******************************************************************************/
/*
* Copyright (c) 2009-2020 Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#if defined (ARMv81MML_DSP_DP_MVE_FP)
#include "ARMv81MML_DSP_DP_MVE_FP.h"
#else
#error device not specified!
#endif
/*----------------------------------------------------------------------------
Exception / Interrupt Handler Function Prototype
*----------------------------------------------------------------------------*/
typedef void( *pFunc )( void );
/*----------------------------------------------------------------------------
External References
*----------------------------------------------------------------------------*/
extern uint32_t __INITIAL_SP;
extern uint32_t __STACK_LIMIT;
extern __NO_RETURN void __PROGRAM_START(void);
/*----------------------------------------------------------------------------
Internal References
*----------------------------------------------------------------------------*/
__NO_RETURN void Reset_Handler (void);
void Default_Handler(void);
/*----------------------------------------------------------------------------
Exception / Interrupt Handler
*----------------------------------------------------------------------------*/
/* Exceptions */
void NMI_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void HardFault_Handler (void) __attribute__ ((weak));
void MemManage_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void BusFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void UsageFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void SVC_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void DebugMon_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void PendSV_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void SysTick_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt0_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt1_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt2_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt3_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt4_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt5_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt6_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt7_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt8_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt9_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
/*----------------------------------------------------------------------------
Exception / Interrupt Vector table
*----------------------------------------------------------------------------*/
#if defined ( __GNUC__ )
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#endif
extern const pFunc __VECTOR_TABLE[240];
const pFunc __VECTOR_TABLE[240] __VECTOR_TABLE_ATTRIBUTE = {
(pFunc)(&__INITIAL_SP), /* Initial Stack Pointer */
Reset_Handler, /* Reset Handler */
NMI_Handler, /* -14 NMI Handler */
HardFault_Handler, /* -13 Hard Fault Handler */
MemManage_Handler, /* -12 MPU Fault Handler */
BusFault_Handler, /* -11 Bus Fault Handler */
UsageFault_Handler, /* -10 Usage Fault Handler */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
SVC_Handler, /* -5 SVCall Handler */
DebugMon_Handler, /* -4 Debug Monitor Handler */
0, /* Reserved */
PendSV_Handler, /* -2 PendSV Handler */
SysTick_Handler, /* -1 SysTick Handler */
/* Interrupts */
Interrupt0_Handler, /* 0 Interrupt 0 */
Interrupt1_Handler, /* 1 Interrupt 1 */
Interrupt2_Handler, /* 2 Interrupt 2 */
Interrupt3_Handler, /* 3 Interrupt 3 */
Interrupt4_Handler, /* 4 Interrupt 4 */
Interrupt5_Handler, /* 5 Interrupt 5 */
Interrupt6_Handler, /* 6 Interrupt 6 */
Interrupt7_Handler, /* 7 Interrupt 7 */
Interrupt8_Handler, /* 8 Interrupt 8 */
Interrupt9_Handler /* 9 Interrupt 9 */
/* Interrupts 10 .. 223 are left out */
};
#if defined ( __GNUC__ )
#pragma GCC diagnostic pop
#endif
extern void _start(void) __NO_RETURN;
extern void _ttywrch(char c);
extern void _sys_exit();
int _write(int file,
char *ptr,
int len)
{
int i;
(void)file;
for(i=0; i < len;i++)
{
_ttywrch(*ptr++);
}
return len;
}
void _exit(int return_code)
{
(void)return_code;
_sys_exit();
while(1);
}
/*----------------------------------------------------------------------------
Reset Handler called on controller reset
*----------------------------------------------------------------------------*/
__NO_RETURN void ResetC_Handler(void)
{
__set_PSP((uint32_t)(&__INITIAL_SP));
__set_MSPLIM((uint32_t)(&__STACK_LIMIT));
__set_PSPLIM((uint32_t)(&__STACK_LIMIT));
SystemInit(); /* CMSIS System Initialization */
__PROGRAM_START();
//_start();
}
/*----------------------------------------------------------------------------
Hard Fault Handler
*----------------------------------------------------------------------------*/
void HardFault_Handler(void)
{
while(1);
}
/*----------------------------------------------------------------------------
Default Handler for Exceptions / Interrupts
*----------------------------------------------------------------------------*/
void Default_Handler(void)
{
while(1);
}

41
Platforms/NORMALFVP/ARMv81MML/Startup/GCC/startup_asm_ARMv81MML.S
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.global Reset_Handler
.global __StackLimit
.global _ttywrch
.global _sys_exit
.syntax unified
.text
.thumb
.thumb_func
.align 2
.global Reset_Handler
.type _ttywrch, %function
_ttywrch:
PUSH {r3,lr}
MOV r1,sp
STRB r0,[sp,#0]
MOVS r0,#3
BKPT #0xab
POP {r3,pc}
MOVS r0,r0
.type _sys_exit, %function
_sys_exit:
LDR r1,=0x20026
MOVS r0,#0x18
BKPT #0xab
loop: B loop
.type Reset_Handler, %function
Reset_Handler:
LDR R0,=ResetC_Handler
BLX R0
.end

36
Platforms/NORMALFVP/ARMv81MML/Startup/GCC/support.c
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#ifdef __cplusplus
extern "C"
{
#endif
char * _sbrk(int incr);
void __malloc_lock() ;
void __malloc_unlock();
char __HeapBase, __HeapLimit; // make sure to define these symbols in linker command file
#ifdef __cplusplus
}
#endif
static int totalBytesProvidedBySBRK = 0;
/*
//! sbrk/_sbrk version supporting reentrant newlib (depends upon above symbols defined by linker control file).
char * sbrk(int incr) {
static char *currentHeapEnd = &__HeapBase;
char *previousHeapEnd = currentHeapEnd;
if (currentHeapEnd + incr > &__HeapLimit) {
return (char *)-1; // the malloc-family routine that called sbrk will return 0
}
currentHeapEnd += incr;
totalBytesProvidedBySBRK += incr;
return (char *) previousHeapEnd;
}
//! Synonym for sbrk.
char * _sbrk(int incr) { return sbrk(incr); };
*/
void __malloc_lock() { };
void __malloc_unlock() { };

2
Platforms/NORMALFVP/platform.cmake
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function(configure_platform PROJECTNAME ROOT CORE PLATFORMFOLDER) function(configure_platform PROJECTNAME ROOT CORE PLATFORMFOLDER)
if (GCC) if (GCC)
target_sources(${PROJECTNAME} PRIVATE ${PLATFORMFOLDER}/${CORE}/Startup/GCC/startup_asm_${CORE}.S) target_sources(${PROJECTNAME} PRIVATE ${PLATFORMFOLDER}/${CORE}/Startup/GCC/startup_asm_${CORE}.S)
# target_link_options(${PROJECTNAME} PRIVATE "-lrdimon;-lc")
endif() endif()
endfunction() endfunction()
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