1/*
2** ###################################################################
3**     Processors:          MKL17Z64VDA4
4**                          MKL17Z64VFM4
5**                          MKL17Z64VFT4
6**                          MKL17Z64VLH4
7**                          MKL17Z64VMP4
8**
9**     Compiler:            GNU C Compiler
10**     Reference manual:    KL17P64M48SF2RM, Rev. 1, Sep 2014
11**     Version:             rev. 1.3, 2014-09-22
12**     Build:               b190916
13**
14**     Abstract:
15**         Linker file for the GNU C Compiler
16**
17**     Copyright 2016 Freescale Semiconductor, Inc.
18**     Copyright 2016-2019 NXP
19**     All rights reserved.
20**
21**     SPDX-License-Identifier: BSD-3-Clause
22**
23**     http:                 www.nxp.com
24**     mail:                 support@nxp.com
25**
26** ###################################################################
27*/
28
29/* Entry Point */
30ENTRY(Reset_Handler)
31
32HEAP_SIZE  = DEFINED(__heap_size__)  ? __heap_size__  : 0x0400;
33STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0400;
34
35/* Specify the memory areas */
36MEMORY
37{
38  m_interrupts          (RX)  : ORIGIN = 0x00000000, LENGTH = 0x00000200
39  m_flash_config        (RX)  : ORIGIN = 0x00000400, LENGTH = 0x00000010
40  m_text                (RX)  : ORIGIN = 0x00000410, LENGTH = 0x0000FBF0
41  m_data                (RW)  : ORIGIN = 0x1FFFF000, LENGTH = 0x00004000
42}
43
44/* Define output sections */
45SECTIONS
46{
47  /* The startup code goes first into internal flash */
48  .interrupts :
49  {
50    . = ALIGN(4);
51    KEEP(*(.isr_vector))     /* Startup code */
52    . = ALIGN(4);
53  } > m_interrupts
54
55  .flash_config :
56  {
57    . = ALIGN(4);
58    KEEP(*(.FlashConfig))    /* Flash Configuration Field (FCF) */
59    . = ALIGN(4);
60  } > m_flash_config
61
62  /* The program code and other data goes into internal flash */
63  .text :
64  {
65    . = ALIGN(4);
66    *(.text)                 /* .text sections (code) */
67    *(.text*)                /* .text* sections (code) */
68    *(.rodata)               /* .rodata sections (constants, strings, etc.) */
69    *(.rodata*)              /* .rodata* sections (constants, strings, etc.) */
70    *(.glue_7)               /* glue arm to thumb code */
71    *(.glue_7t)              /* glue thumb to arm code */
72    *(.eh_frame)
73    KEEP (*(.init))
74    KEEP (*(.fini))
75    . = ALIGN(4);
76  } > m_text
77
78  .ARM.extab :
79  {
80    *(.ARM.extab* .gnu.linkonce.armextab.*)
81  } > m_text
82
83  .ARM :
84  {
85    __exidx_start = .;
86    *(.ARM.exidx*)
87    __exidx_end = .;
88  } > m_text
89
90 .ctors :
91  {
92    __CTOR_LIST__ = .;
93    /* gcc uses crtbegin.o to find the start of
94       the constructors, so we make sure it is
95       first.  Because this is a wildcard, it
96       doesn't matter if the user does not
97       actually link against crtbegin.o; the
98       linker won't look for a file to match a
99       wildcard.  The wildcard also means that it
100       doesn't matter which directory crtbegin.o
101       is in.  */
102    KEEP (*crtbegin.o(.ctors))
103    KEEP (*crtbegin?.o(.ctors))
104    /* We don't want to include the .ctor section from
105       from the crtend.o file until after the sorted ctors.
106       The .ctor section from the crtend file contains the
107       end of ctors marker and it must be last */
108    KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors))
109    KEEP (*(SORT(.ctors.*)))
110    KEEP (*(.ctors))
111    __CTOR_END__ = .;
112  } > m_text
113
114  .dtors :
115  {
116    __DTOR_LIST__ = .;
117    KEEP (*crtbegin.o(.dtors))
118    KEEP (*crtbegin?.o(.dtors))
119    KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors))
120    KEEP (*(SORT(.dtors.*)))
121    KEEP (*(.dtors))
122    __DTOR_END__ = .;
123  } > m_text
124
125  .preinit_array :
126  {
127    PROVIDE_HIDDEN (__preinit_array_start = .);
128    KEEP (*(.preinit_array*))
129    PROVIDE_HIDDEN (__preinit_array_end = .);
130  } > m_text
131
132  .init_array :
133  {
134    PROVIDE_HIDDEN (__init_array_start = .);
135    KEEP (*(SORT(.init_array.*)))
136    KEEP (*(.init_array*))
137    PROVIDE_HIDDEN (__init_array_end = .);
138  } > m_text
139
140  .fini_array :
141  {
142    PROVIDE_HIDDEN (__fini_array_start = .);
143    KEEP (*(SORT(.fini_array.*)))
144    KEEP (*(.fini_array*))
145    PROVIDE_HIDDEN (__fini_array_end = .);
146  } > m_text
147
148  __etext = .;    /* define a global symbol at end of code */
149  __DATA_ROM = .; /* Symbol is used by startup for data initialization */
150
151  /* reserve MTB memory at the beginning of m_data */
152  .mtb : /* MTB buffer address as defined by the hardware */
153  {
154    . = ALIGN(8);
155    _mtb_start = .;
156    KEEP(*(.mtb_buf)) /* need to KEEP Micro Trace Buffer as not referenced by application */
157    . = ALIGN(8);
158    _mtb_end = .;
159  } > m_data
160
161  .data : AT(__DATA_ROM)
162  {
163    . = ALIGN(4);
164    __DATA_RAM = .;
165    __data_start__ = .;      /* create a global symbol at data start */
166    *(.data)                 /* .data sections */
167    *(.data*)                /* .data* sections */
168    KEEP(*(.jcr*))
169    . = ALIGN(4);
170    __data_end__ = .;        /* define a global symbol at data end */
171  } > m_data
172
173  __DATA_END = __DATA_ROM + (__data_end__ - __data_start__);
174  text_end = ORIGIN(m_text) + LENGTH(m_text);
175  ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
176
177  /* Uninitialized data section */
178  .bss :
179  {
180    /* This is used by the startup in order to initialize the .bss section */
181    . = ALIGN(4);
182    __START_BSS = .;
183    __bss_start__ = .;
184    *(.bss)
185    *(.bss*)
186    *(COMMON)
187    . = ALIGN(4);
188    __bss_end__ = .;
189    __END_BSS = .;
190  } > m_data
191
192  .heap :
193  {
194    . = ALIGN(8);
195    __end__ = .;
196    PROVIDE(end = .);
197    __HeapBase = .;
198    . += HEAP_SIZE;
199    __HeapLimit = .;
200    __heap_limit = .; /* Add for _sbrk */
201  } > m_data
202
203  .stack :
204  {
205    . = ALIGN(8);
206    . += STACK_SIZE;
207  } > m_data
208
209  /* Initializes stack on the end of block */
210  __StackTop   = ORIGIN(m_data) + LENGTH(m_data);
211  __StackLimit = __StackTop - STACK_SIZE;
212  PROVIDE(__stack = __StackTop);
213
214  .ARM.attributes 0 : { *(.ARM.attributes) }
215
216  ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap")
217}
218
219