diff options
Diffstat (limited to 'ChibiOS_20.3.2/os/common/startup/ARMCMx-SB')
7 files changed, 392 insertions, 0 deletions
diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/crt0.S b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/crt0.S new file mode 100644 index 0000000..dcb0e42 --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/crt0.S @@ -0,0 +1,190 @@ +/*
+ 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.
+*/
+
+/**
+ * @file crt0.S
+ * @brief Generic ARMv7-M sandbox startup file for ChibiOS.
+ *
+ * @addtogroup ARMCMx_GCC_STARTUP_V7M_SB
+ * @{
+ */
+
+/*===========================================================================*/
+/* Module constants. */
+/*===========================================================================*/
+
+#if !defined(FALSE) || defined(__DOXYGEN__)
+#define FALSE 0
+#endif
+
+#if !defined(TRUE) || defined(__DOXYGEN__)
+#define TRUE 1
+#endif
+
+/*===========================================================================*/
+/* Module pre-compile time settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Stack segments initialization switch.
+ */
+#if !defined(CRT0_STACKS_FILL_PATTERN) || defined(__DOXYGEN__)
+#define CRT0_STACKS_FILL_PATTERN 0x55555555
+#endif
+
+/**
+ * @brief Stack segments initialization switch.
+ */
+#if !defined(CRT0_INIT_STACKS) || defined(__DOXYGEN__)
+#define CRT0_INIT_STACKS TRUE
+#endif
+
+/**
+ * @brief DATA segment initialization switch.
+ */
+#if !defined(CRT0_INIT_DATA) || defined(__DOXYGEN__)
+#define CRT0_INIT_DATA TRUE
+#endif
+
+/**
+ * @brief BSS segment initialization switch.
+ */
+#if !defined(CRT0_INIT_BSS) || defined(__DOXYGEN__)
+#define CRT0_INIT_BSS TRUE
+#endif
+
+/**
+ * @brief Constructors invocation switch.
+ */
+#if !defined(CRT0_CALL_CONSTRUCTORS) || defined(__DOXYGEN__)
+#define CRT0_CALL_CONSTRUCTORS TRUE
+#endif
+
+/**
+ * @brief Destructors invocation switch.
+ */
+#if !defined(CRT0_CALL_DESTRUCTORS) || defined(__DOXYGEN__)
+#define CRT0_CALL_DESTRUCTORS TRUE
+#endif
+
+/*===========================================================================*/
+/* Code section. */
+/*===========================================================================*/
+
+#if !defined(__DOXYGEN__)
+
+ .syntax unified
+ .cpu cortex-m3
+
+ .thumb
+
+ .section .sandbox, "ax"
+ .align 4
+ .globl _sandbox
+_sandbox: .long 0xFE9154C0
+ .long 0x0C4519EF
+ .long 16
+ .long 0
+ b _crt0_entry
+
+ .text
+/*
+ * CRT0 entry point.
+ */
+ .align 2
+ .thumb_func
+ .global _crt0_entry
+_crt0_entry:
+
+ /* PSP stack pointers initialization.*/
+ ldr r0, =__user_psp_end__
+ msr PSP, r0
+
+#if CRT0_INIT_STACKS == TRUE
+ /* User process Stack initialization. Note, it assumes that the
+ stack size is a multiple of 4 so the linker file must
+ ensure this.*/
+ ldr r0, =CRT0_STACKS_FILL_PATTERN
+ ldr r1, =__user_psp_base__
+ ldr r2, =__user_psp_end__
+upsloop:
+ cmp r1, r2
+ itt lo
+ strlo r0, [r1], #4
+ blo upsloop
+#endif /* CRT0_INIT_STACKS == TRUE */
+
+#if CRT0_INIT_DATA == TRUE
+ /* Data initialization. Note, it assumes that the DATA size
+ is a multiple of 4 so the linker file must ensure this.*/
+ ldr r1, =__textdata_base__
+ ldr r2, =__data_base__
+ ldr r3, =__data_end__
+dloop:
+ cmp r2, r3
+ ittt lo
+ ldrlo r0, [r1], #4
+ strlo r0, [r2], #4
+ blo dloop
+#endif /* CRT0_INIT_DATA == TRUE */
+
+#if CRT0_INIT_BSS == TRUE
+ /* BSS initialization. Note, it assumes that the DATA size
+ is a multiple of 4 so the linker file must ensure this.*/
+ movs r0, #0
+ ldr r1, =__bss_base__
+ ldr r2, =__bss_end__
+bloop:
+ cmp r1, r2
+ itt lo
+ strlo r0, [r1], #4
+ blo bloop
+#endif /* CRT0_INIT_BSS == TRUE */
+
+#if CRT0_CALL_CONSTRUCTORS == TRUE
+ /* Constructors invocation.*/
+ ldr r4, =__init_array_base__
+ ldr r5, =__init_array_end__
+initloop:
+ cmp r4, r5
+ bge endinitloop
+ ldr r1, [r4], #4
+ blx r1
+ b initloop
+endinitloop:
+#endif /* CRT0_CALL_CONSTRUCTORS == TRUE */
+
+ /* Main program invocation, r0 contains the returned value.*/
+ bl main
+
+#if CRT0_CALL_DESTRUCTORS == TRUE
+ /* Destructors invocation.*/
+ ldr r4, =__fini_array_base__
+ ldr r5, =__fini_array_end__
+finiloop:
+ cmp r4, r5
+ bge endfiniloop
+ ldr r1, [r4], #4
+ blx r1
+ b finiloop
+endfiniloop:
+#endif /* CRT0_CALL_DESTRUCTORS == TRUE */
+
+.exitloop: b .exitloop
+
+#endif /* !defined(__DOXYGEN__) */
+
+/** @} */
diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules.ld b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules.ld new file mode 100644 index 0000000..8ca9a47 --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules.ld @@ -0,0 +1,11 @@ +/* Stack rules inclusion.*/
+INCLUDE rules_stacks.ld
+
+/* Code rules inclusion.*/
+INCLUDE rules_code.ld
+
+/* Data rules inclusion.*/
+INCLUDE rules_data.ld
+
+/* Memory rules inclusion.*/
+INCLUDE rules_memory.ld
diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_code.ld b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_code.ld new file mode 100644 index 0000000..6568410 --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_code.ld @@ -0,0 +1,80 @@ +/*
+ 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.
+*/
+
+ENTRY(_crt0_entry)
+
+SECTIONS
+{
+ .sandbox : ALIGN(16)
+ {
+ KEEP(*(.sandbox))
+ } > CODE_SPACE
+
+ .xtors : ALIGN(4)
+ {
+ __init_array_base__ = .;
+ KEEP(*(SORT(.init_array.*)))
+ KEEP(*(.init_array))
+ __init_array_end__ = .;
+ __fini_array_base__ = .;
+ KEEP(*(.fini_array))
+ KEEP(*(SORT(.fini_array.*)))
+ __fini_array_end__ = .;
+ } > CODE_SPACE
+
+ .text : ALIGN_WITH_INPUT
+ {
+ __text_base__ = .;
+ *(.text)
+ *(.text.*)
+ *(.glue_7t)
+ *(.glue_7)
+ *(.gcc*)
+ __text_end__ = .;
+ } > CODE_SPACE
+
+ .rodata : ALIGN(4)
+ {
+ __rodata_base__ = .;
+ *(.rodata)
+ *(.rodata.*)
+ . = ALIGN(4);
+ __rodata_end__ = .;
+ } > CODE_SPACE
+
+ .ARM.extab :
+ {
+ *(.ARM.extab* .gnu.linkonce.armextab.*)
+ } > CODE_SPACE
+
+ .ARM.exidx : {
+ __exidx_base__ = .;
+ __exidx_start = .;
+ *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+ __exidx_end__ = .;
+ __exidx_end = .;
+ } > CODE_SPACE
+
+ .eh_frame_hdr :
+ {
+ *(.eh_frame_hdr)
+ } > CODE_SPACE
+
+ .eh_frame : ONLY_IF_RO
+ {
+ *(.eh_frame)
+ } > CODE_SPACE
+}
diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_data.ld b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_data.ld new file mode 100644 index 0000000..6d474ea --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_data.ld @@ -0,0 +1,43 @@ +/*
+ 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.
+*/
+
+SECTIONS
+{
+ .data : ALIGN(4)
+ {
+ PROVIDE(_textdata = LOADADDR(.data));
+ PROVIDE(_data = .);
+ __textdata_base__ = LOADADDR(.data);
+ __data_base__ = .;
+ *(.data)
+ *(.data.*)
+ *(.ramtext)
+ . = ALIGN(4);
+ PROVIDE(_edata = .);
+ __data_end__ = .;
+ } > DATA_SPACE
+
+ .bss (NOLOAD) : ALIGN(4)
+ {
+ __bss_base__ = .;
+ *(.bss)
+ *(.bss.*)
+ *(COMMON)
+ . = ALIGN(4);
+ __bss_end__ = .;
+ PROVIDE(end = .);
+ } > DATA_SPACE
+}
diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_memory.ld b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_memory.ld new file mode 100644 index 0000000..8cf4585 --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_memory.ld @@ -0,0 +1,27 @@ +/* + 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. +*/ + +SECTIONS +{ + /* The default heap uses the (statically) unused part of a RAM section.*/ + .heap (NOLOAD) : + { + . = ALIGN(8); + __heap_base__ = .; + . = ORIGIN(DATA_SPACE) + LENGTH(DATA_SPACE); + __heap_end__ = .; + } > DATA_SPACE +} diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_stacks.ld b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_stacks.ld new file mode 100644 index 0000000..a377ffe --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/ld/rules_stacks.ld @@ -0,0 +1,27 @@ +/*
+ 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.
+*/
+
+SECTIONS
+{
+ .upsp (NOLOAD) :
+ {
+ . = ALIGN(8);
+ __user_psp_base__ = .;
+ . += __process_stack_size__;
+ . = ALIGN(8);
+ __user_psp_end__ = .;
+ } > DATA_SPACE
+}
diff --git a/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/mk/startup.mk b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/mk/startup.mk new file mode 100644 index 0000000..22e67cd --- /dev/null +++ b/ChibiOS_20.3.2/os/common/startup/ARMCMx-SB/compilers/GCC/mk/startup.mk @@ -0,0 +1,14 @@ +# List of the ChibiOS generic sandbox startup files.
+STARTUPSRC =
+
+STARTUPASM = $(CHIBIOS)/os/common/startup/ARMCMx-SB/compilers/GCC/crt0.S
+
+STARTUPINC = $(CHIBIOS)/os/common/portability/GCC \
+ $(CHIBIOS)/os/common/startup/ARMCMx-SB/compilers/GCC
+
+STARTUPLD = $(CHIBIOS)/os/common/startup/ARMCMx-SB/compilers/GCC/ld
+
+# Shared variables
+ALLXASMSRC += $(STARTUPASM)
+ALLCSRC += $(STARTUPSRC)
+ALLINC += $(STARTUPINC)
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