rt-thread/bsp/tm4c129x/tm4c_rom.icf

//*****************************************************************************
//
// tm4c_room.icf - Linker configuration file for RT-Thread BSP.
//
// Copyright (c) 2013-2017 Texas Instruments Incorporated.  All rights reserved.
// Software License Agreement
// 
// Texas Instruments (TI) is supplying this software for use solely and
// exclusively on TI's microcontroller products. The software is owned by
// TI and/or its suppliers, and is protected under applicable copyright
// laws. You may not combine this software with "viral" open-source
// software in order to form a larger program.
// 
// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
// DAMAGES, FOR ANY REASON WHATSOEVER.
// 
// This is part of revision 2.1.4.178 of the DK-TM4C129X Firmware Package.
//
//*****************************************************************************

//
// Define a memory region that covers the entire 4 GB addressible space of the
// processor.
//
define memory mem with size = 4G;

//
// Define a region for the on-chip flash.
//
define region FLASH = mem:[from 0x00000000 to 0x000fffff];

//
// Define a region for the on-chip SRAM.
//
define region SRAM = mem:[from 0x20000000 to 0x2003ffff];

//
// Define a block for the heap.  The size should be set to something other
// than zero if things in the C library that require the heap are used.
//
define block HEAP with alignment = 8, size = 0x00000000 { };

//
// Define a block for RT-Thread components initialization
//
define block RTT_INIT_FUNC with fixed order { readonly section .rti_fn* };

//
// Indicate that the read/write values should be initialized by copying from
// flash.
//
initialize by copy { readwrite };

//
// Indicate that the noinit values should be left alone.  This includes the
// stack, which if initialized will destroy the return address from the
// initialization code, causing the processor to branch to zero and fault.
//
do not initialize { section .noinit };

//
// Place the interrupt vectors at the start of flash.
//
place at start of FLASH { readonly section .intvec };

//
// Place the remainder of the read-only items into flash.
//
place in FLASH { readonly, block RTT_INIT_FUNC };

//
// Place the RAM vector table at the start of SRAM.
//
place at start of SRAM { section VTABLE };

//
// Place all read/write items into SRAM.
//
place in SRAM { readwrite, block HEAP };

keep { section FSymTab };
keep { section VSymTab };
keep { section .rti_fn* };