1/*
2** ###################################################################
3**     Processor:           K32L3A60VPJ1A_cm4
4**     Compiler:            GNU C Compiler
5**     Reference manual:    K32L3ARM, Rev. 0 , 05/2019
6**     Version:             rev. 1.0, 2019-04-22
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;
29RPMSG_SHMEM_SIZE = DEFINED(__use_shmem__) ? 0x1800 : 0;
30
31/* Specify the memory areas */
32MEMORY
33{
34  m_interrupts          (RX)  : ORIGIN = 0x08000000, LENGTH = 0x00000400
35  m_text                (RX)  : ORIGIN = 0x08000400, LENGTH = 0x0000FC00
36  m_data                (RW)  : ORIGIN = 0x20000000, LENGTH = 0x00030000 - RPMSG_SHMEM_SIZE
37  rpmsg_sh_mem          (RW)  : ORIGIN = 0x2002E800, LENGTH = RPMSG_SHMEM_SIZE
38  m_usb_sram            (RW)  : ORIGIN = 0x48010000, LENGTH = 0x00000800
39}
40
41/* Define output sections */
42SECTIONS
43{
44  /* NOINIT section for rpmsg_sh_mem */
45  .noinit_rpmsg_sh_mem (NOLOAD) : ALIGN(4)
46  {
47     __RPMSG_SH_MEM_START__ = .;
48     *(.noinit.$rpmsg_sh_mem*)
49     . = ALIGN(4) ;
50     __RPMSG_SH_MEM_END__ = .;
51  } > rpmsg_sh_mem
52
53  /* The startup code goes first into internal RAM */
54  .interrupts :
55  {
56    . = ALIGN(4);
57    KEEP(*(.isr_vector))     /* Startup code */
58    . = ALIGN(4);
59  } > m_interrupts
60
61  /* The program code and other data goes into internal RAM */
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  .data : AT(__DATA_ROM)
151  {
152    . = ALIGN(4);
153    __DATA_RAM = .;
154    __data_start__ = .;      /* create a global symbol at data start */
155    *(.data)                 /* .data sections */
156    *(.data*)                /* .data* sections */
157    *(NonCacheable.init)     /* NonCacheable init section */;
158    *(NonCacheable)          /* NonCacheable section */;
159    *(CodeQuickAccess)       /* quick access code section */;
160    *(DataQuickAccess)       /* quick access data section */;
161    KEEP(*(.jcr*))
162    . = ALIGN(4);
163    __data_end__ = .;        /* define a global symbol at data end */
164  } > m_data
165
166  __DATA_END = __DATA_ROM + (__data_end__ - __data_start__);
167  text_end = ORIGIN(m_text) + LENGTH(m_text);
168  ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data")
169
170  /* Uninitialized data section */
171  .bss :
172  {
173    /* This is used by the startup in order to initialize the .bss section */
174    . = ALIGN(4);
175    __START_BSS = .;
176    __bss_start__ = .;
177    *(.bss)
178    *(.bss*)
179    *(COMMON)
180    . = ALIGN(4);
181    __bss_end__ = .;
182    __END_BSS = .;
183  } > m_data
184
185  .heap :
186  {
187    . = ALIGN(8);
188    __end__ = .;
189    PROVIDE(end = .);
190    __HeapBase = .;
191    . += HEAP_SIZE;
192    __HeapLimit = .;
193    __heap_limit = .; /* Add for _sbrk */
194  } > m_data
195
196  .stack :
197  {
198    . = ALIGN(8);
199    . += STACK_SIZE;
200  } > m_data
201
202  m_usb_bdt (NOLOAD) :
203  {
204    . = ALIGN(512);
205    *(m_usb_bdt)
206  } > m_usb_sram
207
208  m_usb_global (NOLOAD) :
209  {
210    *(m_usb_global)
211  } > m_usb_sram
212
213  /* Initializes stack on the end of block */
214  __StackTop   = ORIGIN(m_data) + LENGTH(m_data);
215  __StackLimit = __StackTop - STACK_SIZE;
216  PROVIDE(__stack = __StackTop);
217
218  .ARM.attributes 0 : { *(.ARM.attributes) }
219
220  ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap")
221}
222
223