1/*
2** ###################################################################
3**     Processors:          MKE04Z128VLD4
4**                          MKE04Z128VLH4
5**                          MKE04Z128VLK4
6**                          MKE04Z128VQH4
7**
8**     Compiler:            GNU C Compiler
9**     Reference manual:    MKE04P80M48SF0RM Rev 4
10**     Version:             rev. 1.0, 2017-05-19
11**     Build:               b210812
12**
13**     Abstract:
14**         Linker file for the GNU C Compiler
15**
16**     Copyright 2016 Freescale Semiconductor, Inc.
17**     Copyright 2016-2021 NXP
18**     All rights reserved.
19**
20**     SPDX-License-Identifier: BSD-3-Clause
21**
22**     http:                 www.nxp.com
23**     mail:                 support@nxp.com
24**
25** ###################################################################
26*/
27
28/* Entry Point */
29ENTRY(Reset_Handler)
30
31HEAP_SIZE  = DEFINED(__heap_size__)  ? __heap_size__  : 0x0400;
32STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0400;
33
34/* Specify the memory areas */
35MEMORY
36{
37  m_interrupts          (RX)  : ORIGIN = 0x00000000, LENGTH = 0x00000200
38  m_flash_config        (RX)  : ORIGIN = 0x00000400, LENGTH = 0x00000010
39  m_text                (RX)  : ORIGIN = 0x00000410, LENGTH = 0x0001FBF0
40  m_data                (RW)  : ORIGIN = 0x1FFFF000, LENGTH = 0x00004000
41}
42
43/* Define output sections */
44SECTIONS
45{
46  /* The startup code goes first into internal flash */
47  .interrupts :
48  {
49    . = ALIGN(4);
50    KEEP(*(.isr_vector))     /* Startup code */
51    . = ALIGN(4);
52  } > m_interrupts
53
54  .flash_config :
55  {
56    . = ALIGN(4);
57    KEEP(*(.FlashConfig))    /* Flash Configuration Field (FCF) */
58    . = ALIGN(4);
59  } > m_flash_config
60
61  /* The program code and other data goes into internal flash */
62  .text :
63  {
64    . = ALIGN(4);
65    *(.text)                 /* .text sections (code) */
66    *(.text*)                /* .text* sections (code) */
67    *(.rodata)               /* .rodata sections (constants, strings, etc.) */
68    *(.rodata*)              /* .rodata* sections (constants, strings, etc.) */
69    *(.glue_7)               /* glue arm to thumb code */
70    *(.glue_7t)              /* glue thumb to arm code */
71    *(.eh_frame)
72    KEEP (*(.init))
73    KEEP (*(.fini))
74    . = ALIGN(4);
75  } > m_text
76
77  .ARM.extab :
78  {
79    *(.ARM.extab* .gnu.linkonce.armextab.*)
80  } > m_text
81
82  .ARM :
83  {
84    __exidx_start = .;
85    *(.ARM.exidx*)
86    __exidx_end = .;
87  } > m_text
88
89 .ctors :
90  {
91    __CTOR_LIST__ = .;
92    /* gcc uses crtbegin.o to find the start of
93       the constructors, so we make sure it is
94       first.  Because this is a wildcard, it
95       doesn't matter if the user does not
96       actually link against crtbegin.o; the
97       linker won't look for a file to match a
98       wildcard.  The wildcard also means that it
99       doesn't matter which directory crtbegin.o
100       is in.  */
101    KEEP (*crtbegin.o(.ctors))
102    KEEP (*crtbegin?.o(.ctors))
103    /* We don't want to include the .ctor section from
104       from the crtend.o file until after the sorted ctors.
105       The .ctor section from the crtend file contains the
106       end of ctors marker and it must be last */
107    KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors))
108    KEEP (*(SORT(.ctors.*)))
109    KEEP (*(.ctors))
110    __CTOR_END__ = .;
111  } > m_text
112
113  .dtors :
114  {
115    __DTOR_LIST__ = .;
116    KEEP (*crtbegin.o(.dtors))
117    KEEP (*crtbegin?.o(.dtors))
118    KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors))
119    KEEP (*(SORT(.dtors.*)))
120    KEEP (*(.dtors))
121    __DTOR_END__ = .;
122  } > m_text
123
124  .preinit_array :
125  {
126    PROVIDE_HIDDEN (__preinit_array_start = .);
127    KEEP (*(.preinit_array*))
128    PROVIDE_HIDDEN (__preinit_array_end = .);
129  } > m_text
130
131  .init_array :
132  {
133    PROVIDE_HIDDEN (__init_array_start = .);
134    KEEP (*(SORT(.init_array.*)))
135    KEEP (*(.init_array*))
136    PROVIDE_HIDDEN (__init_array_end = .);
137  } > m_text
138
139  .fini_array :
140  {
141    PROVIDE_HIDDEN (__fini_array_start = .);
142    KEEP (*(SORT(.fini_array.*)))
143    KEEP (*(.fini_array*))
144    PROVIDE_HIDDEN (__fini_array_end = .);
145  } > m_text
146
147  __etext = .;    /* define a global symbol at end of code */
148  __DATA_ROM = .; /* Symbol is used by startup for data initialization */
149
150  /* reserve MTB memory at the beginning of m_data */
151  .mtb : /* MTB buffer address as defined by the hardware */
152  {
153    . = ALIGN(8);
154    _mtb_start = .;
155    KEEP(*(.mtb_buf)) /* need to KEEP Micro Trace Buffer as not referenced by application */
156    . = ALIGN(8);
157    _mtb_end = .;
158  } > m_data
159
160  .data : AT(__DATA_ROM)
161  {
162    . = ALIGN(4);
163    __DATA_RAM = .;
164    __data_start__ = .;      /* create a global symbol at data start */
165    *(.data)                 /* .data sections */
166    *(.data*)                /* .data* sections */
167    *(NonCacheable.init)     /* NonCacheable init section */
168    *(NonCacheable)          /* NonCacheable section */
169    *(CodeQuickAccess)       /* quick access code section */
170    *(DataQuickAccess)       /* quick access data section */
171    KEEP(*(.jcr*))
172    . = ALIGN(4);
173    __data_end__ = .;        /* define a global symbol at data end */
174  } > m_data
175
176  __DATA_END = __DATA_ROM + (__data_end__ - __data_start__);
177  text_end = ORIGIN(m_text) + LENGTH(m_text);
178  ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
179
180  /* Uninitialized data section */
181  .bss :
182  {
183    /* This is used by the startup in order to initialize the .bss section */
184    . = ALIGN(4);
185    __START_BSS = .;
186    __bss_start__ = .;
187    *(.bss)
188    *(.bss*)
189    *(COMMON)
190    . = ALIGN(4);
191    __bss_end__ = .;
192    __END_BSS = .;
193  } > m_data
194
195  .heap :
196  {
197    . = ALIGN(8);
198    __end__ = .;
199    PROVIDE(end = .);
200    __HeapBase = .;
201    . += HEAP_SIZE;
202    __HeapLimit = .;
203    __heap_limit = .; /* Add for _sbrk */
204  } > m_data
205
206  .stack :
207  {
208    . = ALIGN(8);
209    . += STACK_SIZE;
210  } > m_data
211
212  /* Initializes stack on the end of block */
213  __StackTop   = ORIGIN(m_data) + LENGTH(m_data);
214  __StackLimit = __StackTop - STACK_SIZE;
215  PROVIDE(__stack = __StackTop);
216
217  .ARM.attributes 0 : { *(.ARM.attributes) }
218
219  ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap")
220}
221
222