nxp_ucans32k146:Add Can Bootloader build

nxp_ucans32k146:Relocation for Bootloader nxp_ucans32k146:can_boot enable CAN nxp_ucans32k146:Save Space use Non Optimize memcpy nxp_ucans32k146:Increase to 24K nxp/ucans32k146:Canbootloader LED Driver nxp_ucans32k146:Can bootloader shut down CAN nxp_ucans32k146:Use NVMEEPROM for Paramaters nxp_ucans32k146:Use bootloader AppDescriptor px4 mtd:Support onchip emulated eeprom
2026-10-28 11:23:34 +08:00 · 2021-02-24 19:20:15 +01:00
parent 62c0c96749
commit dd3c3098f2
18 changed files with 921 additions and 63 deletions
@@ -0,0 +1,158 @@
+/****************************************************************************
+ * nuttx-config/scripts/canbootloader_script.ld
+ *
+ *   Copyright (C) 2021 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+  *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/* The S32K146 has 1Mb of FLASH beginning at address 0x0000:0000 and
+ * 124Kb of SRAM beginning at address 0x1fff:0000 (plus 4Kb of FlexRAM)
+ *
+ * The on-chip RAM is split in two regions: SRAM_L and SRAM_U. The RAM is
+ * implemented such that the SRAM_L and SRAM_U ranges form a contiguous
+ * block in the memory map
+ *
+ *   SRAM_L 1fff0000 - 1fffffff 64Kb
+ *   SRAM_U 20000000 - 2000efff 60Kb
+ */
+
+/* 6 4Kib Sectors  24 Kib for the bootloader
+ * paramater storace is in eeprom (dflash)
+ */
+
+MEMORY
+{
+  vflash  (rx) : ORIGIN = 0x00000000, LENGTH = 1K
+  pflash  (rx) : ORIGIN = 0x00000400, LENGTH = 16
+  pflash1 (rx) : ORIGIN = 0x00000410, LENGTH = 24K-(1K + 16)
+  dflash  (rx) : ORIGIN = 0x10000000, LENGTH = 64K
+  sram   (rwx) : ORIGIN = 0x1fff0000, LENGTH = 124K
+}
+
+OUTPUT_ARCH(arm)
+EXTERN(_vectors)
+EXTERN(g_flashcfg)
+ENTRY(_stext)
+
+SECTIONS
+{
+  .vectors :
+  {
+    _stext = ABSOLUTE(.);
+    *(.vectors)
+  } > vflash
+
+  .flashcfg :
+  {
+    *(.flashcfg)
+  } > pflash
+
+  .text :
+  {
+    *(.text .text.*)
+    *(.fixup)
+    *(.gnu.warning)
+    *(.rodata .rodata.*)
+    *(.gnu.linkonce.t.*)
+    *(.glue_7)
+    *(.glue_7t)
+    *(.got)
+    *(.gcc_except_table)
+    *(.gnu.linkonce.r.*)
+    _etext = ABSOLUTE(.);
+
+  } > pflash1
+
+  .init_section :
+  {
+    _sinit = ABSOLUTE(.);
+    KEEP(*(.init_array .init_array.*))
+    _einit = ABSOLUTE(.);
+  } > pflash1
+
+  .ARM.extab :
+  {
+    *(.ARM.extab*)
+  } >pflash1
+
+  .ARM.exidx :
+  {
+    __exidx_start = ABSOLUTE(.);
+    *(.ARM.exidx*)
+    __exidx_end = ABSOLUTE(.);
+  } >pflash1
+
+  .data :
+  {
+    _sdata = ABSOLUTE(.);
+    *(.data .data.*)
+    *(.gnu.linkonce.d.*)
+    CONSTRUCTORS
+    . = ALIGN(4);
+    _edata = ABSOLUTE(.);
+  } > sram AT > pflash1
+
+  _eronly = LOADADDR(.data);
+
+  .ramfunc ALIGN(4):
+  {
+    _sramfuncs = ABSOLUTE(.);
+    *(.ramfunc  .ramfunc.*)
+    _eramfuncs = ABSOLUTE(.);
+  } > sram AT > pflash1
+
+  _framfuncs = LOADADDR(.ramfunc);
+
+  .bss :
+  {
+    _sbss = ABSOLUTE(.);
+    *(.bss .bss.*)
+    *(.gnu.linkonce.b.*)
+    *(COMMON)
+    . = ALIGN(4);
+    _ebss = ABSOLUTE(.);
+  } > sram
+
+  /* Stabs debugging sections. */
+
+  .stab 0 : { *(.stab) }
+  .stabstr 0 : { *(.stabstr) }
+  .stab.excl 0 : { *(.stab.excl) }
+  .stab.exclstr 0 : { *(.stab.exclstr) }
+  .stab.index 0 : { *(.stab.index) }
+  .stab.indexstr 0 : { *(.stab.indexstr) }
+  .comment 0 : { *(.comment) }
+  .debug_abbrev 0 : { *(.debug_abbrev) }
+  .debug_info 0 : { *(.debug_info) }
+  .debug_line 0 : { *(.debug_line) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+  .debug_aranges 0 : { *(.debug_aranges) }
+}