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117 changes: 117 additions & 0 deletions
117
platforms/chibios/boards/common/ld/RP2040_FLASH_TIMECRIT.ld
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,117 @@ | ||
| /* | ||
| ChibiOS - Copyright (C) 2006..2021 Giovanni Di Sirio | ||
|
|
||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
|
|
||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
|
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| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| /* | ||
| * RP2040 memory setup. | ||
| */ | ||
| MEMORY | ||
| { | ||
| flash0 (rx) : org = 0x00000000, len = 16k /* ROM */ | ||
| flash1 (rx) : org = 0x10000000, len = DEFINED(FLASH_LEN) ? FLASH_LEN : 2048k /* XIP */ | ||
| flash2 (rx) : org = 0x00000000, len = 0 | ||
| flash3 (rx) : org = 0x00000000, len = 0 | ||
| flash4 (rx) : org = 0x00000000, len = 0 | ||
| flash5 (rx) : org = 0x00000000, len = 0 | ||
| flash6 (rx) : org = 0x00000000, len = 0 | ||
| flash7 (rx) : org = 0x00000000, len = 0 | ||
| ram0 (wx) : org = 0x20000000, len = 256k /* SRAM0 striped */ | ||
| ram1 (wx) : org = 0x00000000, len = 256k /* SRAM0 non striped */ | ||
| ram2 (wx) : org = 0x00000000, len = 0 | ||
| ram3 (wx) : org = 0x00000000, len = 0 | ||
| ram4 (wx) : org = 0x20040000, len = 4k /* SRAM4 */ | ||
| ram5 (wx) : org = 0x20041000, len = 4k /* SRAM5 */ | ||
| ram6 (wx) : org = 0x00000000, len = 0 | ||
| ram7 (wx) : org = 0x20041f00, len = 256 /* SRAM5 boot */ | ||
| } | ||
|
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| /* For each data/text section two region are defined, a virtual region | ||
| and a load region (_LMA suffix).*/ | ||
|
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| /* Flash region to be used for exception vectors.*/ | ||
| REGION_ALIAS("VECTORS_FLASH", flash1); | ||
| REGION_ALIAS("VECTORS_FLASH_LMA", flash1); | ||
|
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| /* Flash region to be used for constructors and destructors.*/ | ||
| REGION_ALIAS("XTORS_FLASH", flash1); | ||
| REGION_ALIAS("XTORS_FLASH_LMA", flash1); | ||
|
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| /* Flash region to be used for code text.*/ | ||
| REGION_ALIAS("TEXT_FLASH", flash1); | ||
| REGION_ALIAS("TEXT_FLASH_LMA", flash1); | ||
|
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| /* Flash region to be used for read only data.*/ | ||
| REGION_ALIAS("RODATA_FLASH", flash1); | ||
| REGION_ALIAS("RODATA_FLASH_LMA", flash1); | ||
|
|
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| /* Flash region to be used for various.*/ | ||
| REGION_ALIAS("VARIOUS_FLASH", flash1); | ||
| REGION_ALIAS("VARIOUS_FLASH_LMA", flash1); | ||
|
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| /* Flash region to be used for RAM(n) initialization data.*/ | ||
| REGION_ALIAS("RAM_INIT_FLASH_LMA", flash1); | ||
|
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| /* RAM region to be used for Main stack. This stack accommodates the processing | ||
| of all exceptions and interrupts.*/ | ||
| REGION_ALIAS("MAIN_STACK_RAM", ram4); | ||
|
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| /* RAM region to be used for the process stack. This is the stack used by | ||
| the main() function.*/ | ||
| REGION_ALIAS("PROCESS_STACK_RAM", ram4); | ||
|
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| /* RAM region to be used for Main stack. This stack accommodates the processing | ||
| of all exceptions and interrupts.*/ | ||
| REGION_ALIAS("C1_MAIN_STACK_RAM", ram5); | ||
|
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| /* RAM region to be used for the process stack. This is the stack used by | ||
| the main() function.*/ | ||
| REGION_ALIAS("C1_PROCESS_STACK_RAM", ram5); | ||
|
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| /* RAM region to be used for data segment.*/ | ||
| REGION_ALIAS("DATA_RAM", ram0); | ||
| REGION_ALIAS("DATA_RAM_LMA", flash1); | ||
|
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| /* RAM region to be used for BSS segment.*/ | ||
| REGION_ALIAS("BSS_RAM", ram0); | ||
|
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| /* RAM region to be used for the default heap.*/ | ||
| REGION_ALIAS("HEAP_RAM", ram0); | ||
|
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| SECTIONS | ||
| { | ||
| .flash_begin : { | ||
| __flash_binary_start = .; | ||
| } > flash1 | ||
|
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| .boot2 : { | ||
| __boot2_start__ = .; | ||
| KEEP (*(.boot2)) | ||
| __boot2_end__ = .; | ||
| } > flash1 | ||
| } | ||
|
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| /* Generic rules inclusion.*/ | ||
| INCLUDE rules_stacks.ld | ||
| INCLUDE rules_stacks_c1.ld | ||
| INCLUDE RP2040_rules_code_with_boot2.ld | ||
| INCLUDE RP2040_rules_data_with_timecrit.ld | ||
| INCLUDE rules_memory.ld | ||
|
|
||
| SECTIONS | ||
| { | ||
| .flash_end : { | ||
| __flash_binary_end = .; | ||
| } > flash1 | ||
| } |
46 changes: 46 additions & 0 deletions
46
platforms/chibios/boards/common/ld/RP2040_rules_data_with_timecrit.ld
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,46 @@ | ||
| /* | ||
| ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio | ||
|
|
||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
|
|
||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
|
|
||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
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||
| SECTIONS | ||
| { | ||
| .data : ALIGN(4) | ||
| { | ||
| PROVIDE(_textdata = LOADADDR(.data)); | ||
| PROVIDE(_data = .); | ||
| __textdata_base__ = LOADADDR(.data); | ||
| __data_base__ = .; | ||
| *(vtable) | ||
| *(.time_critical*) | ||
| . = ALIGN(4); | ||
| *(.data) | ||
| *(.data.*) | ||
| *(.ramtext) | ||
| . = ALIGN(4); | ||
| PROVIDE(_edata = .); | ||
| __data_end__ = .; | ||
| } > DATA_RAM AT > DATA_RAM_LMA | ||
|
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| .bss (NOLOAD) : ALIGN(4) | ||
| { | ||
| __bss_base__ = .; | ||
| *(.bss) | ||
| *(.bss.*) | ||
| *(COMMON) | ||
| . = ALIGN(4); | ||
| __bss_end__ = .; | ||
| PROVIDE(end = .); | ||
| } > BSS_RAM | ||
| } |
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