Initial project setup
This commit is contained in:
@@ -0,0 +1,119 @@
|
||||
MEMORY {
|
||||
ROM (rx) : ORIGIN = 0x00000000, LENGTH = 0x00010000 /* 64kB ROM */
|
||||
FLASH (rx) : ORIGIN = 0x10000000, LENGTH = 0x00300000 /* 3MB flash */
|
||||
SRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00100000 /* 1MB SRAM */
|
||||
}
|
||||
|
||||
SECTIONS {
|
||||
.text :
|
||||
{
|
||||
_text = .;
|
||||
KEEP(*(.isr_vector))
|
||||
*(.text*) /* program code */
|
||||
*(.rodata*) /* read-only data: "const" */
|
||||
|
||||
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)
|
||||
|
||||
/* C++ Exception handling */
|
||||
KEEP(*(.eh_frame*))
|
||||
_etext = .;
|
||||
} > FLASH
|
||||
|
||||
.ARM.extab :
|
||||
{
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
} > FLASH
|
||||
|
||||
/* it's used for C++ exception handling */
|
||||
/* we need to keep this to avoid overlapping */
|
||||
.ARM.exidx :
|
||||
{
|
||||
__exidx_start = .;
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
__exidx_end = .;
|
||||
} > FLASH
|
||||
|
||||
.data :
|
||||
{
|
||||
_data = ALIGN(., 4);
|
||||
*(vtable)
|
||||
*(.data*) /*read-write initialized data: initialized global variable*/
|
||||
*(.spix_config*) /* SPIX configuration functions need to be run from SRAM */
|
||||
*(.flashprog*) /* Flash program */
|
||||
|
||||
|
||||
/* These array sections are used by __libc_init_array to call static C++ constructors */
|
||||
. = 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 = .);
|
||||
|
||||
_edata = ALIGN(., 4);
|
||||
} > SRAM AT>FLASH
|
||||
__load_data = LOADADDR(.data);
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_bss = .;
|
||||
*(.bss*) /*read-write zero initialized data: uninitialized global variable*/
|
||||
*(COMMON)
|
||||
_ebss = ALIGN(., 4);
|
||||
} > SRAM
|
||||
|
||||
/* Set stack top to end of RAM, and stack limit move down by
|
||||
* size of stack_dummy section */
|
||||
__StackTop = ORIGIN(SRAM) + LENGTH(SRAM);
|
||||
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
|
||||
|
||||
/* .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*)
|
||||
} > SRAM
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE ( end = . );
|
||||
PROVIDE ( _end = . );
|
||||
*(.heap*)
|
||||
__HeapLimit = ABSOLUTE(__StackLimit);
|
||||
} > SRAM
|
||||
|
||||
PROVIDE(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= _ebss, "region RAM overflowed with stack")
|
||||
}
|
||||
@@ -0,0 +1,132 @@
|
||||
MEMORY {
|
||||
HEADER (rx): ORIGIN = 0x10000000, LENGTH = 0x200
|
||||
FLASH (rx) : ORIGIN = 0x10000200, LENGTH = 0x002FFE00 /* 3MB flash */
|
||||
SRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00100000 /* 1MB SRAM */
|
||||
}
|
||||
|
||||
/* Added Oct 9, 2018 to go to correct reset vector. */
|
||||
ENTRY(Reset_Handler)
|
||||
PROVIDE( _start_SWAP = (((Reset_Handler) >> 24) | (((Reset_Handler) & 0x00FF0000) >> 8) | (((Reset_Handler) & 0x0000FF00) << 8) | ((Reset_Handler) << 24)));
|
||||
PROVIDE_HIDDEN( _SLA_Size = _endimage - __end_header );
|
||||
PROVIDE( _SLA_Size_SWAP = (((_SLA_Size) >> 24) | (((_SLA_Size) & 0x00FF0000) >> 8) | (((_SLA_Size) & 0x0000FF00) << 8) | ((_SLA_Size) << 24)));
|
||||
|
||||
/* Sections Definitions */
|
||||
SECTIONS {
|
||||
.sb_sla_header : ALIGN(4)
|
||||
{
|
||||
FILL(0xFF)
|
||||
KEEP(*(.sb_sla_header)) /* Header for ROM code */
|
||||
__end_header = . ;
|
||||
. = ALIGN(512);
|
||||
} > HEADER
|
||||
|
||||
.text :
|
||||
{
|
||||
_text = .;
|
||||
KEEP(*(.isr_vector))
|
||||
*(.text*) /* program code */
|
||||
*(.rodata*) /* read-only data: "const" */
|
||||
|
||||
KEEP(*(.init))
|
||||
KEEP(*(.fini))
|
||||
|
||||
/* C++ Exception handling */
|
||||
KEEP(*(.eh_frame*))
|
||||
_etext = .;
|
||||
} > FLASH
|
||||
|
||||
/* it's used for C++ exception handling */
|
||||
/* we need to keep this to avoid overlapping */
|
||||
.ARM.exidx :
|
||||
{
|
||||
__exidx_start = .;
|
||||
*(.ARM.exidx*)
|
||||
__exidx_end = .;
|
||||
} > FLASH
|
||||
|
||||
.data :
|
||||
{
|
||||
_data = ALIGN(., 4);
|
||||
*(.data*) /*read-write initialized data: initialized global variable*/
|
||||
*(.spix_config*) /* SPIX configuration functions need to be run from SRAM */
|
||||
*(.flashprog*) /* Flash program */
|
||||
|
||||
|
||||
/* These array sections are used by __libc_init_array to call static C++ constructors */
|
||||
. = 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 = .);
|
||||
|
||||
_edata = ALIGN(., 4);
|
||||
} > SRAM AT>FLASH
|
||||
__load_data = LOADADDR(.data);
|
||||
_enddata = LOADADDR(.data)+SIZEOF(.data);
|
||||
|
||||
.sb_sla_trailer : AT(_enddata)
|
||||
{
|
||||
KEEP(*(.sb_sla_trailer))
|
||||
/* Align image with 16 byte boundary to conform to flash encryption block size. */
|
||||
FILL(0xDEADC0DE);
|
||||
/* NOTE: The FILL and ALIGN will not work unless something is written to the section. So, we use LONG. */
|
||||
LONG(0xDEADC0DE);
|
||||
. = ALIGN(16);
|
||||
} > FLASH
|
||||
_endimage = LOADADDR(.sb_sla_trailer)+SIZEOF(.sb_sla_trailer);
|
||||
.sig :
|
||||
{
|
||||
KEEP(*(.sig))
|
||||
LONG(0xDEADBEEF);
|
||||
|
||||
} > FLASH
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_bss = .;
|
||||
*(.bss*) /*read-write zero initialized data: uninitialized global variable*/
|
||||
*(COMMON)
|
||||
_ebss = ALIGN(., 4);
|
||||
} > SRAM
|
||||
|
||||
/* Set stack top to end of RAM, and stack limit move down by
|
||||
* size of stack_dummy section */
|
||||
__StackTop = ORIGIN(SRAM) + LENGTH(SRAM);
|
||||
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
|
||||
|
||||
/* .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*)
|
||||
} > SRAM
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE ( end = . );
|
||||
PROVIDE ( _end = . );
|
||||
*(.heap*)
|
||||
__HeapLimit = ABSOLUTE(__StackLimit);
|
||||
} > SRAM
|
||||
|
||||
PROVIDE(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= _ebss, "region RAM overflowed with stack")
|
||||
}
|
||||
@@ -0,0 +1,135 @@
|
||||
/* SPID and SPIX Sections here are maximum possible sizes */
|
||||
/* If used, they should be adjusted for the external Flash/RAM size */
|
||||
MEMORY {
|
||||
|
||||
SPIX (rx) : ORIGIN = 0x08000000, LENGTH = 0x08000000
|
||||
FLASH (rx) : ORIGIN = 0x10000000, LENGTH = 0x00100000
|
||||
SRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x0008C000
|
||||
SPID (rw) : ORIGIN = 0x80000000, LENGTH = 512M
|
||||
}
|
||||
|
||||
/* Sections Definitions */
|
||||
SECTIONS {
|
||||
.text :
|
||||
{
|
||||
_text = .;
|
||||
KEEP(*(.isr_vector))
|
||||
*(.text*) /* program code */
|
||||
*(.rodata*) /* read-only data: "const" */
|
||||
|
||||
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)
|
||||
|
||||
/* C++ Exception handling */
|
||||
KEEP(*(.eh_frame*))
|
||||
_etext = .;
|
||||
} > FLASH
|
||||
|
||||
.ARM.extab :
|
||||
{
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
} > FLASH
|
||||
|
||||
/* This section will keep the SPIX data until loaded into the external device */
|
||||
/* Upon initialization of SPIX (user code needs to do this) */
|
||||
.xip_section :
|
||||
{
|
||||
KEEP(*(.xip_section*))
|
||||
} > SPIX AT>FLASH
|
||||
|
||||
__load_start_xip = LOADADDR(.xip_section);
|
||||
__load_length_xip = SIZEOF(.xip_section);
|
||||
|
||||
/* it's used for C++ exception handling */
|
||||
/* we need to keep this to avoid overlapping */
|
||||
.ARM.exidx :
|
||||
{
|
||||
__exidx_start = .;
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
__exidx_end = .;
|
||||
} > FLASH
|
||||
|
||||
.data :
|
||||
{
|
||||
_data = ALIGN(., 4);
|
||||
*(vtable)
|
||||
*(.data*) /*read-write initialized data: initialized global variable*/
|
||||
*(.spix_config*) /* SPIX configuration functions need to be run from SRAM */
|
||||
*(.flashprog*) /* Flash program */
|
||||
|
||||
|
||||
/* These array sections are used by __libc_init_array to call static C++ constructors */
|
||||
. = 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 = .);
|
||||
|
||||
_edata = ALIGN(., 4);
|
||||
} > SRAM AT>FLASH
|
||||
__load_data = LOADADDR(.data);
|
||||
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_bss = .;
|
||||
*(.bss*) /*read-write zero initialized data: uninitialized global variable*/
|
||||
*(COMMON)
|
||||
_ebss = ALIGN(., 4);
|
||||
} > SRAM
|
||||
|
||||
/* Setup the stack for Core 1, it will only be used if the user code
|
||||
* includes a definition of Stack_Size_Core1, which defines the space
|
||||
* reserved above the main core's stack for core 1's stack */
|
||||
|
||||
__StackTop_Core1 = ORIGIN(SRAM) + LENGTH(SRAM);
|
||||
__StackLimit_Core1 = DEFINED(Stack_Size_Core1) ? __StackTop_Core1 - Stack_Size_Core1 : __StackTop_Core1;
|
||||
|
||||
/* Set stack top to end of RAM, and stack limit move down by Stack_Size.
|
||||
* If core 1 is used, set the stack to the bottom of Core 1's stack region */
|
||||
|
||||
__StackTop = DEFINED(Stack_Size_Core1) ? __StackLimit_Core1 : ORIGIN(SRAM) + LENGTH(SRAM);
|
||||
__StackLimit = __StackTop - Stack_Size;
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE ( end = . );
|
||||
PROVIDE ( _end = . );
|
||||
*(.heap*)
|
||||
__HeapLimit = ABSOLUTE(__StackLimit);
|
||||
} > SRAM
|
||||
|
||||
PROVIDE(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack(s) exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= _ebss, "region RAM overflowed with stack")
|
||||
}
|
||||
@@ -0,0 +1,164 @@
|
||||
MEMORY {
|
||||
ROM (rx) : ORIGIN = 0x00000000, LENGTH = 0x00020000 /* 128kB ROM */
|
||||
FLASH (rx) : ORIGIN = 0x10000000, LENGTH = 0x00340000
|
||||
SRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00100000
|
||||
|
||||
/*
|
||||
* Note that CS0/CS1 address mappings may be reversed using MXC_HPC->mbr0 and ->mbr1
|
||||
* The following mappings are selected for simplicity
|
||||
*/
|
||||
HPB_CS0 (rwx) : ORIGIN = 0x60000000, LENGTH = 0x10000000 /* External Hyperbus/Xccelabus chip select 0 */
|
||||
HPB_CS1 (rwx) : ORIGIN = 0x70000000, LENGTH = 0x10000000 /* External Hyperbus/Xccelabus chip select 1 */
|
||||
}
|
||||
|
||||
SECTIONS {
|
||||
.rom :
|
||||
{
|
||||
KEEP(*(.rom_vector))
|
||||
*(.rom_handlers*)
|
||||
} > ROM
|
||||
|
||||
.text :
|
||||
{
|
||||
_text = .;
|
||||
KEEP(*(.isr_vector))
|
||||
EXCLUDE_FILE (*riscv.o) *(.text*) /* program code, exclude RISCV code */
|
||||
*(.rodata*) /* read-only data: "const" */
|
||||
|
||||
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)
|
||||
|
||||
/* C++ Exception handling */
|
||||
KEEP(*(.eh_frame*))
|
||||
_etext = .;
|
||||
} > FLASH
|
||||
|
||||
.ARM.extab :
|
||||
{
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
} > FLASH
|
||||
|
||||
/* These sections allow code to be compiled/linked for HPB addresses, but reside in
|
||||
* flash until copied by code to the external HPB flash device
|
||||
*/
|
||||
.hpb_cs0_section :
|
||||
{
|
||||
__hpb_cs0_start = ABSOLUTE(.);
|
||||
KEEP(*(.hpb_cs0_section*))
|
||||
} > HPB_CS0 AT>FLASH
|
||||
|
||||
__load_start_hpb_cs0 = LOADADDR(.hpb_cs0_section);
|
||||
__load_length_hpb_cs0 = SIZEOF(.hpb_cs0_section);
|
||||
|
||||
.hpb_cs1_section :
|
||||
{
|
||||
__hpb_cs1_start = ABSOLUTE(.);
|
||||
KEEP(*(.hpb_cs1_section*))
|
||||
} > HPB_CS1 AT>FLASH
|
||||
|
||||
__load_start_hpb_cs1 = LOADADDR(.hpb_cs1_section);
|
||||
__load_length_hpb_cs1 = SIZEOF(.hpb_cs1_section);
|
||||
|
||||
/* Binary import */
|
||||
.bin_storage :
|
||||
{
|
||||
FILL(0xFF)
|
||||
_bin_start_ = .;
|
||||
KEEP(*(.bin_storage_img))
|
||||
_bin_end_ = .;
|
||||
. = ALIGN(4);
|
||||
} > FLASH
|
||||
|
||||
/* it's used for C++ exception handling */
|
||||
/* we need to keep this to avoid overlapping */
|
||||
.ARM.exidx :
|
||||
{
|
||||
__exidx_start = .;
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
__exidx_end = .;
|
||||
} > FLASH
|
||||
|
||||
.data :
|
||||
{
|
||||
_data = ALIGN(., 4);
|
||||
*(vtable)
|
||||
*(.data*) /*read-write initialized data: initialized global variable*/
|
||||
|
||||
/* These array sections are used by __libc_init_array to call static C++ constructors */
|
||||
. = 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 = .);
|
||||
|
||||
/* Run the flash programming functions from SRAM */
|
||||
*(.flashprog)
|
||||
|
||||
_edata = ALIGN(., 4);
|
||||
} > SRAM AT>FLASH
|
||||
__load_data = LOADADDR(.data);
|
||||
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_bss = .;
|
||||
*(.bss*) /*read-write zero initialized data: uninitialized global variable*/
|
||||
*(COMMON)
|
||||
_ebss = ALIGN(., 4);
|
||||
} > SRAM
|
||||
|
||||
/* Set stack top to end of RAM, and stack limit move down by
|
||||
* size of stack_dummy section */
|
||||
__StackTop = ORIGIN(SRAM) + LENGTH(SRAM);
|
||||
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
|
||||
|
||||
/* .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*)
|
||||
} > SRAM
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE ( end = . );
|
||||
PROVIDE ( _end = . );
|
||||
*(.heap*)
|
||||
__HeapLimit = ABSOLUTE(__StackLimit);
|
||||
} > SRAM
|
||||
|
||||
PROVIDE(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= _ebss, "region RAM overflowed with stack")
|
||||
}
|
||||
@@ -0,0 +1,182 @@
|
||||
MEMORY {
|
||||
ROM (rx) : ORIGIN = 0x00000000, LENGTH = 0x00010000 /* 64 kB ROM */
|
||||
FLASH (rx) : ORIGIN = 0x10000000, LENGTH = 0x00280000 /* 2.5 MB Flash */
|
||||
SRAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00060000 /* 384 kB SRAM */
|
||||
/*CSI2 (rwx) : ORIGIN = 0x2001F000, LENGTH = 0x00001000 4096 B CSI2 Buffer */
|
||||
}
|
||||
|
||||
SECTIONS {
|
||||
.rom :
|
||||
{
|
||||
KEEP(*(.rom_vector))
|
||||
*(.rom_handlers*)
|
||||
} > ROM
|
||||
|
||||
.text :
|
||||
{
|
||||
_text = .;
|
||||
KEEP(*(.isr_vector))
|
||||
EXCLUDE_FILE (*riscv.o) *(.text*) /* Program code (exclude RISCV code) */
|
||||
*(.rodata*) /* read-only data: "const" */
|
||||
|
||||
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)
|
||||
|
||||
/* C++ Exception handling */
|
||||
KEEP(*(.eh_frame*))
|
||||
_etext = .;
|
||||
} > FLASH
|
||||
|
||||
.ARM.extab :
|
||||
{
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
} > FLASH
|
||||
|
||||
/* Binary import */
|
||||
.bin_storage :
|
||||
{
|
||||
FILL(0xFF)
|
||||
_bin_start_ = .;
|
||||
KEEP(*(.bin_storage_img))
|
||||
_bin_end_ = .;
|
||||
. = ALIGN(4);
|
||||
} > FLASH
|
||||
|
||||
.rom_code :
|
||||
{
|
||||
. = ALIGN(16);
|
||||
_sran_code = .;
|
||||
*(.rom_code_section)
|
||||
_esran_code = .;
|
||||
} > ROM
|
||||
|
||||
.flash_code :
|
||||
{
|
||||
. = ALIGN(16);
|
||||
_sran_code = .;
|
||||
*(.flash_code_section)
|
||||
_esran_code = .;
|
||||
} > FLASH
|
||||
|
||||
.sram_code :
|
||||
{
|
||||
. = ALIGN(16);
|
||||
_sran_code = .;
|
||||
*(.sram_code_section)
|
||||
_esran_code = .;
|
||||
} > SRAM
|
||||
|
||||
/* it's used for C++ exception handling */
|
||||
/* we need to keep this to avoid overlapping */
|
||||
.ARM.exidx :
|
||||
{
|
||||
__exidx_start = .;
|
||||
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
||||
__exidx_end = .;
|
||||
} > FLASH
|
||||
|
||||
.data :
|
||||
{
|
||||
_data = ALIGN(., 4);
|
||||
_csi = . + 0x20000;
|
||||
*(vtable)
|
||||
*(.data*) /*read-write initialized data: initialized global variable*/
|
||||
|
||||
|
||||
/* These array sections are used by __libc_init_array to call static C++ constructors */
|
||||
. = 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 = .);
|
||||
|
||||
_edata = ALIGN(., 4);
|
||||
|
||||
} > SRAM AT>FLASH
|
||||
__load_data = LOADADDR(.data);
|
||||
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_bss = .;
|
||||
*(.bss*) /*read-write zero initialized data: uninitialized global variable*/
|
||||
*(COMMON)
|
||||
_ebss = ALIGN(., 4);
|
||||
} > SRAM
|
||||
|
||||
.shared :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
_shared = .;
|
||||
*(.mailbox*)
|
||||
. = ALIGN(4);
|
||||
*(.shared*) /*read-write zero initialized data: uninitialized global variable*/
|
||||
_eshared = ALIGN(., 4);
|
||||
} > SRAM
|
||||
__shared_data = LOADADDR(.shared);
|
||||
|
||||
/* Set stack top to end of RAM, and stack limit move down by
|
||||
* size of stack_dummy section */
|
||||
__StackTop = ORIGIN(SRAM) + LENGTH(SRAM);
|
||||
__StackLimit = __StackTop - SIZEOF(.stack_dummy);
|
||||
|
||||
/* .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*)
|
||||
} > SRAM
|
||||
|
||||
.heap (COPY):
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE ( end = . );
|
||||
PROVIDE ( _end = . );
|
||||
*(.heap*)
|
||||
__HeapLimit = ABSOLUTE(__StackLimit);
|
||||
} > SRAM
|
||||
|
||||
PROVIDE(__stack = __StackTop);
|
||||
|
||||
/* Check if data + heap + stack exceeds RAM limit */
|
||||
ASSERT(__StackLimit >= _ebss, "region RAM overflowed with stack")
|
||||
|
||||
/* Section used by RISCV loader projects. See RISCV_LOAD documentation in the build system. */
|
||||
.riscv_flash :
|
||||
{
|
||||
/* Align address to mod 256 with a small offset. This is required to match the flash page size.*/
|
||||
. = ALIGN(256); /* ALIGN operatator is used here. Note that (. & 0x1FFFFF00) was used in the past, but a strange bug was seen on Windows where the & did not behave as expected.*/
|
||||
. += 0x100;
|
||||
_riscv_boot = .;
|
||||
KEEP(*riscv.o (.text*))
|
||||
} > FLASH
|
||||
}
|
||||
Reference in New Issue
Block a user