pinebuds/scripts/link/best1000_intsram.lds.S

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2022-08-15 04:20:27 -05:00
/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#include "plat_addr_map.h"
#define HEAP_SECTION_SIZE 0x40
#define STACK_SECTION_SIZE 0xD00
#define OVERLAY_DATA_SECTION_SIZE 0x1000
#define FAST_XRAM_SECTION_SIZE 0x0010
#ifndef OTA_CODE_OFFSET
#define OTA_CODE_OFFSET 0
#endif
#define FLASH_REGION_BASE (FLASH_BASE + OTA_CODE_OFFSET)
#ifndef FLASH_REGION_SIZE
#define FLASH_REGION_SIZE (FLASH_SIZE - (FLASH_REGION_BASE - FLASH_BASE))
#endif
#define FLASH_NC_REGION_BASE FLASH_C_TO_NC(FLASH_REGION_BASE)
#define FLASHX_REGION_BASE FLASH_TO_FLASHX(FLASH_REGION_BASE)
/* Linker script to configure memory regions. */
/* See plat_addr_map.h and common.mk for the macro definitions */
MEMORY
{
ROM (rx) : ORIGIN = ROM_BASE, LENGTH = ROM_SIZE
FLASH (r) : ORIGIN = FLASH_REGION_BASE, LENGTH = FLASH_REGION_SIZE
FLASH_NC (r) : ORIGIN = FLASH_NC_REGION_BASE, LENGTH = FLASH_REGION_SIZE
FLASHX (rx) : ORIGIN = FLASHX_REGION_BASE, LENGTH = FLASH_REGION_SIZE
RAM (rwx) : ORIGIN = RAM_BASE, LENGTH = RAM_SIZE - FAST_XRAM_SECTION_SIZE
RAMX (rx) : ORIGIN = RAMX_BASE, LENGTH = RAM_SIZE - FAST_XRAM_SECTION_SIZE
FRAMX (rwx) : ORIGIN = RAMX_BASE + RAM_SIZE - FAST_XRAM_SECTION_SIZE, LENGTH = FAST_XRAM_SECTION_SIZE
#ifdef PSRAM_BASE
PSRAM (rwx) : ORIGIN = PSRAM_BASE, LENGTH = PSRAM_SIZE
PSRAM_NC (rwx) : ORIGIN = PSRAM_NC_BASE, LENGTH = PSRAM_SIZE
PSRAMX (rx) : ORIGIN = PSRAMX_BASE, LENGTH = PSRAM_SIZE
#endif
}
/* Library configurations */
GROUP(libgcc.a libc.a libm.a libnosys.a)
/* 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:
* __export_fn_rom
* __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
* __free_ram
* __factory_start
* __factory_end
* __calib_start
* __calib_end
* __flash_start
* __flash_end
* __free_flash
* __boot_sram_start_flash__
* __boot_sram_end_flash__
* __boot_sram_start__
* __boot_bss_sram_start__
* __boot_bss_sram_end__
* __sram_text_data_start_flash__
* __sram_text_data_end_flash__
* __fast_sram_text_data_start__
* __fast_sram_text_data_end__
* __fast_sram_text_data_start_flash__
* __fast_sram_text_data_end_flash__
* __sram_text_data_start__
* __sram_bss_start__
* __sram_bss_end__
* __overlay_text_start__
* __overlay_text_exec_start__
* __overlay_data_start__
*/
ENTRY(Boot_Loader)
SECTIONS
{
__export_fn_rom = (ORIGIN(ROM) + LENGTH(ROM) - ROM_BUILD_INFO_SECTION_SIZE - ROM_EXPORT_FN_SECTION_SIZE);
.boot_struct (ORIGIN(FLASH)) :
{
__flash_start = .;
KEEP(*(.boot_struct))
. = ALIGN(4);
} > FLASH
. = FLASH_TO_FLASHX(.);
.boot_text_flash (.) : AT (FLASHX_TO_FLASH(ADDR(.boot_text_flash)))
{
*(.boot_loader)
*(.boot_text_flash*)
*(.boot_rodata*)
. = ALIGN(4);
} > FLASHX
. = FLASHX_TO_FLASH(.);
.got_info (.) :
{
__got_info_start = .;
__got_start = .;
*(.got)
. = ALIGN(4);
__got_end = .;
__got_plt_start = .;
*(.got.plt)
. = ALIGN(4);
__igot_plt_start = .;
*(.igot.plt)
. = ALIGN(4);
__dynamic_start = .;
*(.dynamic)
. = ALIGN(4);
__got_info_end = .;
} > FLASH
.vector_table (ORIGIN(RAM)) (NOLOAD) :
{
KEEP(*(.vector_table))
. = VECTOR_SECTION_SIZE;
. = ALIGN(4);
} > RAM
.reboot_param (.) (NOLOAD) :
{
KEEP(*(.reboot_param))
. = REBOOT_PARAM_SECTION_SIZE;
. = ALIGN(4);
} > RAM
.userdata_pool (.) (NOLOAD) :
{
*(.userdata_pool)
. = ALIGN(4);
__userdata_pool_end__ = .;
} > RAM
__boot_sram_start_flash__ = LOADADDR(.got_info) + SIZEOF(.got_info);
__boot_sram_start__ = __userdata_pool_end__;
.boot_text_sram (RAM_TO_RAMX(__boot_sram_start__)) : AT (__boot_sram_start_flash__)
{
/* memcpy.o or libc_nano.a(lib_a-memcpy.o/lib_a-memcpy-stub.o) */
*:memcpy.o(.text*)
*:lib_a-memcpy*.o(.text*)
*:libc_rom.o(.text*)
/* memset.o or libc_nano.a(lib_a-memset.o) */
*:memset.o(.text*)
*:lib_a-memset*.o(.text*)
*:hal_norflash*.o(.text*)
*:norflash_*.o(.text*)
*(.boot_text_sram*)
/* All the codes that are run both in boot and non-boot */
*:hal_*(.text*)
*:system_ARMCM.o(.text*)
*:system_utils.o(.text*)
*:cmsis_nvic.o(.text*)
/* For 64-bit div in boot, e.g., __aeabi_uldivmod */
*libgcc.a:(.text*)
. = ALIGN(4);
} > RAMX
.boot_data_sram (RAMX_TO_RAM(ADDR(.boot_text_sram) + SIZEOF(.boot_text_sram))) :
AT (__boot_sram_start_flash__ + SIZEOF(.boot_text_sram))
{
*:hal_norflash*.o(.data* .rodata*)
*:norflash_*.o(.data* .rodata*)
*:hal_psram.o(.data* .rodata*)
*(.boot_data*)
/* All the data that is accessed both in boot and non-boot */
*:hal_*(.rodata*)
*:system_ARMCM.o(.rodata*)
*:system_utils.o(.rodata*)
*:cmsis_nvic.o(.rodata*)
*libgcc.a:(.rodata*)
. = ALIGN(4);
} > RAM
__boot_sram_end_flash__ = __boot_sram_start_flash__ +
SIZEOF(.boot_text_sram) + SIZEOF(.boot_data_sram);
.boot_bss_sram (.) (NOLOAD) :
{
__boot_bss_sram_start__ = .;
*:hal_norflash*.o(.bss*)
*:norflash_*.o(.bss*)
*:hal_psram.o(.bss*)
*(.boot_bss*)
. = ALIGN(4);
__boot_bss_sram_end__ = .;
} > RAM
__fast_sram_text_data_start_flash__ = __boot_sram_end_flash__;
.fast_text_sram (ORIGIN(FRAMX)) : AT (__fast_sram_text_data_start_flash__)
{
__fast_sram_text_data_start__ = .;
. = ALIGN(4);
__fast_sram_text_data_end__ = .;
} > FRAMX
__fast_sram_text_data_end_flash__ = __fast_sram_text_data_start_flash__ + SIZEOF(.fast_text_sram);
__overlay_text_start__ = RAMX_TO_RAM(__fast_sram_text_data_end__);
__overlay_text_exec_start__ = RAM_TO_RAMX(__overlay_text_start__);
OVERLAY (__overlay_text_exec_start__) : NOCROSSREFS AT (__fast_sram_text_data_end_flash__)
{
.overlay_text0
{
LONG(0);
*(.overlay_text0)
. = ALIGN(4);
}
.overlay_text1
{
LONG(0);
*(.overlay_text1)
. = ALIGN(4);
}
.overlay_text2
{
LONG(0);
*(.overlay_text2)
. = ALIGN(4);
}
.overlay_text3
{
LONG(0);
*(.overlay_text3)
. = ALIGN(4);
}
.overlay_text4
{
LONG(0);
*(.overlay_text4)
. = ALIGN(4);
}
.overlay_text5
{
LONG(0);
*(.overlay_text5)
. = ALIGN(4);
}
.overlay_text6
{
LONG(0);
*(.overlay_text6)
. = ALIGN(4);
}
.overlay_text7
{
LONG(0);
*(.overlay_text7)
. = ALIGN(4);
}
.overlay_text_end
{
LONG(0);
. = ALIGN(4);
}
} > FRAMX
.dummy_overlay_text (.) (NOLOAD) :
{
__dummy_overlay_text_end__ = .;
} > FRAMX
ASSERT(__dummy_overlay_text_end__ - __fast_sram_text_data_start__ <= FAST_XRAM_SECTION_SIZE, "fast xram sections too large")
__overlay_data_start__ = __boot_bss_sram_end__;
OVERLAY (__overlay_data_start__) : NOCROSSREFS AT (__load_stop_overlay_text_end)
{
.overlay_data0
{
/* Explicitly place 4 bytes at section start to avoid "section type changed to PROGBITS" warnings */
LONG(0);
*(.overlay_data0 .overlay_rodata0)
. = ALIGN(4);
}
.overlay_data1
{
LONG(0);
*(.overlay_data1 .overlay_rodata1)
. = ALIGN(4);
}
.overlay_data2
{
LONG(0);
*(.overlay_data2 .overlay_rodata2)
. = ALIGN(4);
}
.overlay_data3
{
LONG(0);
*(.overlay_data3 .overlay_rodata3)
. = ALIGN(4);
}
.overlay_data4
{
LONG(0);
*(.overlay_data4 .overlay_rodata4)
. = ALIGN(4);
}
.overlay_data5
{
LONG(0);
*(.overlay_data5 .overlay_rodata5)
. = ALIGN(4);
}
.overlay_data6
{
LONG(0);
*(.overlay_data6 .overlay_rodata6)
. = ALIGN(4);
}
.overlay_data7
{
LONG(0);
*(.overlay_data7 .overlay_rodata7)
. = ALIGN(4);
}
.overlay_data_end
{
LONG(0);
. = ALIGN(4);
}
} > RAM
.dummy_overlay_data (.) (NOLOAD) :
{
__dummy_overlay_data_end__ = .;
} > RAM
ASSERT(__dummy_overlay_data_end__ - __overlay_data_start__ <= OVERLAY_DATA_SECTION_SIZE, "overlay sections too large")
__sram_text_data_start_flash__ = __load_stop_overlay_data_end;
__sram_text_data_start__ = __dummy_overlay_data_end__;
.sram_text (RAM_TO_RAMX(__sram_text_data_start__)) :
AT (__sram_text_data_start_flash__)
{
*(.sram_text*)
*:filter_process.o(.text*)
*(.fast_text_sram*)
*(.text*)
*(.flash_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)
. = ALIGN(4);
} > RAMX
.sram_data (RAMX_TO_RAM(ADDR(.sram_text) + SIZEOF(.sram_text))) :
AT (__sram_text_data_start_flash__ + SIZEOF(.sram_text))
{
*(.rodata*)
*(.sram_data*)
. = ALIGN(4);
} > RAM
__sram_text_data_end_flash__ = __sram_text_data_start_flash__ +
SIZEOF(.sram_text) + SIZEOF(.sram_data);
.sram_bss (.) (NOLOAD) :
{
__sram_bss_start__ = .;
*(.sram_bss*)
. = ALIGN(4);
__sram_bss_end__ = .;
} > RAM
.text (FLASH_TO_FLASHX(__sram_text_data_end_flash__)) : AT (FLASHX_TO_FLASH(ADDR(.text)))
{
__dummy_text = .;
} > FLASHX
.ARM.extab (.) : AT (FLASHX_TO_FLASH(ADDR(.ARM.extab)))
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > FLASHX
__exidx_start = .;
/* .ARM.exidx contains R_ARM_PREL31 (+-0x40000000) offset to functions, which means
* the session location cannot be too far away from the function addresses */
.ARM.exidx (.) : AT (FLASHX_TO_FLASH(ADDR(.ARM.exidx)))
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > FLASHX
__exidx_end = .;
. = FLASHX_TO_FLASH(.);
.rodata (.) :
{
__dummy_rodata = .;
*(.flash_rodata*)
KEEP(*(.eh_frame*))
*(.note.gnu.build-id)
} > FLASH
/* To copy multiple FLASH to RAM sections,
* uncomment .copy.table section and,
* define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
/*
.copy.table (.) :
{
. = ALIGN(4);
__copy_table_start__ = .;
LONG (__etext)
LONG (__data_start__)
LONG (__data_end__ - __data_start__)
LONG (__etext2)
LONG (__data2_start__)
LONG (__data2_end__ - __data2_start__)
__copy_table_end__ = .;
} > FLASH
*/
/* To clear multiple BSS sections,
* uncomment .zero.table section and,
* define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
/*
.zero.table (.) :
{
. = ALIGN(4);
__zero_table_start__ = .;
LONG (__bss_start__)
LONG (__bss_end__ - __bss_start__)
LONG (__bss2_start__)
LONG (__bss2_end__ - __bss2_start__)
__zero_table_end__ = .;
} > FLASH
*/
__etext = .;
#ifdef DATA_BUF_START
.data_dummy (NOLOAD) :
{
__data_dummy_start = ABSOLUTE(.);
. = DATA_BUF_START - __data_dummy_start;
} > RAM
#endif
.data : AT (__etext)
{
__data_start__ = .;
*(vtable)
*(.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
.bss (.) (NOLOAD) :
{
. = ALIGN(4);
__bss_start__ = .;
*(.bss*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
} > RAM
.heap (.) (NOLOAD) :
{
. = ALIGN(8);
__HeapBase = .;
__end__ = .;
end = __end__;
. += HEAP_SECTION_SIZE;
. = ALIGN(8);
__HeapLimit = .;
} > RAM
/* .stack_dummy section doesn't contains any symbols. It is only
* used for linker to calculate size of stack sections, and assign
* values to stack symbols later */
.stack_dummy (.) (COPY) :
{
. = STACK_SECTION_SIZE;
. = ALIGN(8);
} > RAM
/* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */
__StackTop = ORIGIN(RAM) + LENGTH(RAM);
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
PROVIDE(__stack = __StackTop);
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
__free_ram = __StackLimit - __HeapLimit;
. = __etext + SIZEOF(.data);
.build_info (.) :
{
KEEP(*(.build_info))
. = ALIGN(4);
} > FLASH = 0x00000000
/* The following section be the last loaded section */
.code_start_addr (.) :
{
LONG(BUILD_INFO_MAGIC);
LONG(ABSOLUTE(__flash_start));
} > FLASH
__flash_end = .;
.custom_parameter (ORIGIN(FLASH_NC) + LENGTH(FLASH_NC) - FACTORY_SECTION_SIZE - RESERVED_SECTION_SIZE -
AUD_SECTION_SIZE - USERDATA_SECTION_SIZE*2 - CUSTOM_PARAMETER_SECTION_SIZE) (NOLOAD) :
{
__custom_parameter_start = .;
. = CUSTOM_PARAMETER_SECTION_SIZE;
__custom_parameter_end = .;
} > FLASH_NC
.userdata (ORIGIN(FLASH_NC) + LENGTH(FLASH_NC) - FACTORY_SECTION_SIZE - RESERVED_SECTION_SIZE -
AUD_SECTION_SIZE - USERDATA_SECTION_SIZE*2) (NOLOAD) :
{
__userdata_start = .;
. = USERDATA_SECTION_SIZE*2;
__userdata_end = .;
} > FLASH_NC
.audio (ORIGIN(FLASH_NC) + LENGTH(FLASH_NC) - FACTORY_SECTION_SIZE - RESERVED_SECTION_SIZE -
AUD_SECTION_SIZE) (NOLOAD) :
{
__aud_start = .;
. = AUD_SECTION_SIZE;
__aud_end = .;
} > FLASH_NC
.reserved (ORIGIN(FLASH_NC) + LENGTH(FLASH_NC) - FACTORY_SECTION_SIZE - RESERVED_SECTION_SIZE) (NOLOAD) :
{
__reserved_start = .;
. = RESERVED_SECTION_SIZE;
__reserved_end = .;
} > FLASH_NC
.factory (ORIGIN(FLASH_NC) + LENGTH(FLASH_NC) - FACTORY_SECTION_SIZE) (NOLOAD) :
{
__factory_start = .;
. = FACTORY_SECTION_SIZE;
__factory_end = .;
} > FLASH_NC
ASSERT(FLASH_NC_TO_C(__custom_parameter_start) >= __flash_end, "region FLASH overflowed")
__free_flash = FLASH_NC_TO_C(__custom_parameter_start) - __flash_end;
}