1/*
2** ###################################################################
3**     Processor:           MKM14Z128ACHH5
4**     Compiler:            GNU C Compiler
5**     Reference manual:    MKMxxZxxACxx5RM, Rev. 2, 10/2017
6**     Version:             rev. 1.0, 2014-07-22
7**     Build:               b210812
8**
9**     Abstract:
10**         Linker file for the GNU C Compiler
11**
12**     Copyright 2016 Freescale Semiconductor, Inc.
13**     Copyright 2016-2021 NXP
14**     All rights reserved.
15**
16**     SPDX-License-Identifier: BSD-3-Clause
17**
18**     http:                 www.nxp.com
19**     mail:                 support@nxp.com
20**
21** ###################################################################
22*/
23
24/* Entry Point */
25ENTRY(Reset_Handler)
26
27HEAP_SIZE  = DEFINED(__heap_size__)  ? __heap_size__  : 0x0400;
28STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0400;
29
30/* Specify the memory areas */
31MEMORY
32{
33  m_interrupts          (RX)  : ORIGIN = 0x00000000, LENGTH = 0x00000200
34  m_flash_config        (RX)  : ORIGIN = 0x00000400, LENGTH = 0x00000010
35  m_text                (RX)  : ORIGIN = 0x00000410, LENGTH = 0x0001FBF0
36  m_data                (RW)  : ORIGIN = 0x1FFFF000, LENGTH = 0x00004000
37}
38
39/* Define output sections */
40SECTIONS
41{
42  /* The startup code goes first into internal flash */
43  .interrupts :
44  {
45    . = ALIGN(4);
46    KEEP(*(.isr_vector))     /* Startup code */
47    . = ALIGN(4);
48  } > m_interrupts
49
50  .flash_config :
51  {
52    . = ALIGN(4);
53    KEEP(*(.FlashConfig))    /* Flash Configuration Field (FCF) */
54    . = ALIGN(4);
55  } > m_flash_config
56
57  /* The program code and other data goes into internal flash */
58  .text :
59  {
60    . = ALIGN(4);
61    *(.text)                 /* .text sections (code) */
62    *(.text*)                /* .text* sections (code) */
63    *(.rodata)               /* .rodata sections (constants, strings, etc.) */
64    *(.rodata*)              /* .rodata* sections (constants, strings, etc.) */
65    *(.glue_7)               /* glue arm to thumb code */
66    *(.glue_7t)              /* glue thumb to arm code */
67    *(.eh_frame)
68    KEEP (*(.init))
69    KEEP (*(.fini))
70    . = ALIGN(4);
71  } > m_text
72
73  .ARM.extab :
74  {
75    *(.ARM.extab* .gnu.linkonce.armextab.*)
76  } > m_text
77
78  .ARM :
79  {
80    __exidx_start = .;
81    *(.ARM.exidx*)
82    __exidx_end = .;
83  } > m_text
84
85 .ctors :
86  {
87    __CTOR_LIST__ = .;
88    /* gcc uses crtbegin.o to find the start of
89       the constructors, so we make sure it is
90       first.  Because this is a wildcard, it
91       doesn't matter if the user does not
92       actually link against crtbegin.o; the
93       linker won't look for a file to match a
94       wildcard.  The wildcard also means that it
95       doesn't matter which directory crtbegin.o
96       is in.  */
97    KEEP (*crtbegin.o(.ctors))
98    KEEP (*crtbegin?.o(.ctors))
99    /* We don't want to include the .ctor section from
100       from the crtend.o file until after the sorted ctors.
101       The .ctor section from the crtend file contains the
102       end of ctors marker and it must be last */
103    KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors))
104    KEEP (*(SORT(.ctors.*)))
105    KEEP (*(.ctors))
106    __CTOR_END__ = .;
107  } > m_text
108
109  .dtors :
110  {
111    __DTOR_LIST__ = .;
112    KEEP (*crtbegin.o(.dtors))
113    KEEP (*crtbegin?.o(.dtors))
114    KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors))
115    KEEP (*(SORT(.dtors.*)))
116    KEEP (*(.dtors))
117    __DTOR_END__ = .;
118  } > m_text
119
120  .preinit_array :
121  {
122    PROVIDE_HIDDEN (__preinit_array_start = .);
123    KEEP (*(.preinit_array*))
124    PROVIDE_HIDDEN (__preinit_array_end = .);
125  } > m_text
126
127  .init_array :
128  {
129    PROVIDE_HIDDEN (__init_array_start = .);
130    KEEP (*(SORT(.init_array.*)))
131    KEEP (*(.init_array*))
132    PROVIDE_HIDDEN (__init_array_end = .);
133  } > m_text
134
135  .fini_array :
136  {
137    PROVIDE_HIDDEN (__fini_array_start = .);
138    KEEP (*(SORT(.fini_array.*)))
139    KEEP (*(.fini_array*))
140    PROVIDE_HIDDEN (__fini_array_end = .);
141  } > m_text
142
143  __etext = .;    /* define a global symbol at end of code */
144  __DATA_ROM = .; /* Symbol is used by startup for data initialization */
145
146  /* reserve MTB memory at the beginning of m_data */
147  .mtb : /* MTB buffer address as defined by the hardware */
148  {
149    . = ALIGN(8);
150    _mtb_start = .;
151    KEEP(*(.mtb_buf)) /* need to KEEP Micro Trace Buffer as not referenced by application */
152    . = ALIGN(8);
153    _mtb_end = .;
154  } > m_data
155
156  .data : AT(__DATA_ROM)
157  {
158    . = ALIGN(4);
159    __DATA_RAM = .;
160    __data_start__ = .;      /* create a global symbol at data start */
161    *(.data)                 /* .data sections */
162    *(.data*)                /* .data* sections */
163    *(NonCacheable.init)     /* NonCacheable init section */
164    *(NonCacheable)          /* NonCacheable section */
165    *(CodeQuickAccess)       /* quick access code section */
166    *(DataQuickAccess)       /* quick access data section */
167    KEEP(*(.jcr*))
168    . = ALIGN(4);
169    __data_end__ = .;        /* define a global symbol at data end */
170  } > m_data
171
172  __DATA_END = __DATA_ROM + (__data_end__ - __data_start__);
173  text_end = ORIGIN(m_text) + LENGTH(m_text);
174  ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
175
176  /* Uninitialized data section */
177  .bss :
178  {
179    /* This is used by the startup in order to initialize the .bss section */
180    . = ALIGN(4);
181    __START_BSS = .;
182    __bss_start__ = .;
183    *(.bss)
184    *(.bss*)
185    *(COMMON)
186    . = ALIGN(4);
187    __bss_end__ = .;
188    __END_BSS = .;
189  } > m_data
190
191  .heap :
192  {
193    . = ALIGN(8);
194    __end__ = .;
195    PROVIDE(end = .);
196    __HeapBase = .;
197    . += HEAP_SIZE;
198    __HeapLimit = .;
199    __heap_limit = .; /* Add for _sbrk */
200  } > m_data
201
202  .stack :
203  {
204    . = ALIGN(8);
205    . += STACK_SIZE;
206  } > m_data
207
208  /* Initializes stack on the end of block */
209  __StackTop   = ORIGIN(m_data) + LENGTH(m_data);
210  __StackLimit = __StackTop - STACK_SIZE;
211  PROVIDE(__stack = __StackTop);
212
213  .ARM.attributes 0 : { *(.ARM.attributes) }
214
215  ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap")
216}
217
218