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scripts: gen_relocate_app.py: Give sections unique names

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The code_relocation feature creates generic section names that sometimes
conflict with already existing names.

This patch adds a '_reloc_' word to the created names to reduce the risk
of conflict.

This solves #54785.

Signed-off-by: Björn Stenberg <bjorn@haxx.se>
This commit is contained in:
Björn Stenberg 2023-02-14 14:48:37 +01:00 • committed by Carles Cufí
commit 234fec579a
7 changed files with 68 additions and 68 deletions
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8
arch/arm/core/aarch32/mpu/arm_core_mpu.c
View file

@ -58,8 +58,8 @@ uint32_t z_arm_mpu_stack_guard_and_fpu_adjust(struct k_thread *thread);
#endif
#if defined(CONFIG_CODE_DATA_RELOCATION_SRAM)
extern char __ram_text_start[];
extern char __ram_text_size[];
extern char __ram_text_reloc_start[];
extern char __ram_text_reloc_size[];
#endif
static const struct z_arm_mpu_partition static_regions[] = {
@ -92,8 +92,8 @@ static const struct z_arm_mpu_partition static_regions[] = {
#if defined(CONFIG_CODE_DATA_RELOCATION_SRAM)
{
/* RAM area for relocated text */
.start = (uint32_t)&__ram_text_start,
.size = (uint32_t)&__ram_text_size,
.start = (uint32_t)&__ram_text_reloc_start,
.size = (uint32_t)&__ram_text_reloc_size,
.attr = K_MEM_PARTITION_P_RX_U_RX,
},
#endif /* CONFIG_CODE_DATA_RELOCATION_SRAM */

32
scripts/build/gen_relocate_app.py
View file

@ -101,7 +101,7 @@ PRINT_TEMPLATE = """
"""
SECTION_LOAD_MEMORY_SEQ = """
__{0}_{1}_rom_start = LOADADDR(_{2}_{3}_SECTION_NAME);
__{0}_{1}_rom_start = LOADADDR(.{0}_{1}_reloc);
"""
LOAD_ADDRESS_LOCATION_FLASH = """
@ -135,33 +135,33 @@ LINKER_SECTION_SEQ = """
/* Linker section for memory region {2} for {3} section */
SECTION_PROLOGUE(_{2}_{3}_SECTION_NAME,,)
SECTION_PROLOGUE(.{0}_{1}_reloc,,)
{{
. = ALIGN(4);
{4}
. = ALIGN(4);
}} {5}
__{0}_{1}_end = .;
__{0}_{1}_start = ADDR(_{2}_{3}_SECTION_NAME);
__{0}_{1}_size = SIZEOF(_{2}_{3}_SECTION_NAME);
__{0}_{1}_reloc_end = .;
__{0}_{1}_reloc_start = ADDR(.{0}_{1}_reloc);
__{0}_{1}_reloc_size = __{0}_{1}_reloc_end - __{0}_{1}_reloc_start;
"""
LINKER_SECTION_SEQ_MPU = """
/* Linker section for memory region {2} for {3} section */
SECTION_PROLOGUE(_{2}_{3}_SECTION_NAME,,)
SECTION_PROLOGUE(.{0}_{1}_reloc,,)
{{
__{0}_{1}_start = .;
__{0}_{1}_reloc_start = .;
{4}
#if {6}
. = ALIGN({6});
#else
MPU_ALIGN(__{0}_{1}_size);
MPU_ALIGN(__{0}_{1}_reloc_size);
#endif
__{0}_{1}_end = .;
__{0}_{1}_reloc_end = .;
}} {5}
__{0}_{1}_size = __{0}_{1}_end - __{0}_{1}_start;
__{0}_{1}_reloc_size = __{0}_{1}_reloc_end - __{0}_{1}_reloc_start;
"""
SOURCE_CODE_INCLUDES = """
@ -173,9 +173,9 @@ SOURCE_CODE_INCLUDES = """
"""
EXTERN_LINKER_VAR_DECLARATION = """
extern char __{0}_{1}_start[];
extern char __{0}_{1}_reloc_start[];
extern char __{0}_{1}_rom_start[];
extern char __{0}_{1}_size[];
extern char __{0}_{1}_reloc_size[];
"""
@ -194,14 +194,14 @@ void bss_zeroing_relocation(void)
"""
MEMCPY_TEMPLATE = """
z_early_memcpy(&__{0}_{1}_start, &__{0}_{1}_rom_start,
(size_t) &__{0}_{1}_size);
z_early_memcpy(&__{0}_{1}_reloc_start, &__{0}_{1}_rom_start,
(size_t) &__{0}_{1}_reloc_size);
"""
MEMSET_TEMPLATE = """
z_early_memset(&__{0}_bss_start, 0,
(size_t) &__{0}_bss_size);
z_early_memset(&__{0}_bss_reloc_start, 0,
(size_t) &__{0}_bss_reloc_size);
"""

32
tests/application_development/code_relocation/src/test_file1.c
View file

@ -29,14 +29,14 @@ void function_in_custom_section(void);
ZTEST(code_relocation, test_function_in_sram2)
{
extern uintptr_t __sram2_text_start;
extern uintptr_t __sram2_text_end;
extern uintptr_t __sram2_data_start;
extern uintptr_t __sram2_data_end;
extern uintptr_t __sram2_bss_start;
extern uintptr_t __sram2_bss_end;
extern uintptr_t __sram2_rodata_start;
extern uintptr_t __sram2_rodata_end;
extern uintptr_t __sram2_text_reloc_start;
extern uintptr_t __sram2_text_reloc_end;
extern uintptr_t __sram2_data_reloc_start;
extern uintptr_t __sram2_data_reloc_end;
extern uintptr_t __sram2_bss_reloc_start;
extern uintptr_t __sram2_bss_reloc_end;
extern uintptr_t __sram2_rodata_reloc_start;
extern uintptr_t __sram2_rodata_reloc_end;
extern uintptr_t __custom_section_start;
extern uintptr_t __custom_section_end;
@ -47,20 +47,20 @@ ZTEST(code_relocation, test_function_in_sram2)
printk("Address of var_sram2_bss %p\n\n", &var_sram2_bss);
zassert_between_inclusive((uintptr_t)&var_sram2_data,
(uintptr_t)&__sram2_data_start,
(uintptr_t)&__sram2_data_end,
(uintptr_t)&__sram2_data_reloc_start,
(uintptr_t)&__sram2_data_reloc_end,
"var_sram2_data not in sram2 region");
zassert_between_inclusive((uintptr_t)&k_sem_give,
(uintptr_t)&__sram2_text_start,
(uintptr_t)&__sram2_text_end,
(uintptr_t)&__sram2_text_reloc_start,
(uintptr_t)&__sram2_text_reloc_end,
"k_sem_give not in sram_text region");
zassert_between_inclusive((uintptr_t)&var_sram2_rodata,
(uintptr_t)&__sram2_rodata_start,
(uintptr_t)&__sram2_rodata_end,
(uintptr_t)&__sram2_rodata_reloc_start,
(uintptr_t)&__sram2_rodata_reloc_end,
"var_sram2_rodata not in sram2_rodata region");
zassert_between_inclusive((uintptr_t)&var_sram2_bss,
(uintptr_t)&__sram2_bss_start,
(uintptr_t)&__sram2_bss_end,
(uintptr_t)&__sram2_bss_reloc_start,
(uintptr_t)&__sram2_bss_reloc_end,
"var_sram2_bss not in sram2_bss region");
/* Print values from sram */

8
tests/application_development/code_relocation/src/test_file3.c
View file

@ -15,8 +15,8 @@ ZTEST(code_relocation, test_function_in_split_multiple)
{
extern uintptr_t __data_start;
extern uintptr_t __data_end;
extern uintptr_t __sram2_bss_start;
extern uintptr_t __sram2_bss_end;
extern uintptr_t __sram2_bss_reloc_start;
extern uintptr_t __sram2_bss_reloc_end;
printk("Address of var_file3_sram_data %p\n", &var_file3_sram_data);
printk("Address of var_file3_sram2_bss %p\n\n", &var_file3_sram2_bss);
@ -26,7 +26,7 @@ ZTEST(code_relocation, test_function_in_split_multiple)
(uintptr_t)&__data_end,
"var_file3_sram_data not in sram_data region");
zassert_between_inclusive((uintptr_t)&var_file3_sram2_bss,
(uintptr_t)&__sram2_bss_start,
(uintptr_t)&__sram2_bss_end,
(uintptr_t)&__sram2_bss_reloc_start,
(uintptr_t)&__sram2_bss_reloc_end,
"var_file3_sram2_bss not in sram2_bss region");
}

16
tests/application_development/code_relocation/src/test_file4.c
View file

@ -13,20 +13,20 @@ __in_section(bss, sram2, var) uint32_t var_file4_sram2_bss;
ZTEST(code_relocation, test_function_genex_relocate_1)
{
extern uintptr_t __sram2_data_start;
extern uintptr_t __sram2_data_end;
extern uintptr_t __sram2_bss_start;
extern uintptr_t __sram2_bss_end;
extern uintptr_t __sram2_data_reloc_start;
extern uintptr_t __sram2_data_reloc_end;
extern uintptr_t __sram2_bss_reloc_start;
extern uintptr_t __sram2_bss_reloc_end;
printk("Address of var_file4_sram2_data %p\n", &var_file4_sram2_data);
printk("Address of var_file4_sram2_bss %p\n\n", &var_file4_sram2_bss);
zassert_between_inclusive((uintptr_t)&var_file4_sram2_data,
(uintptr_t)&__sram2_data_start,
(uintptr_t)&__sram2_data_end,
(uintptr_t)&__sram2_data_reloc_start,
(uintptr_t)&__sram2_data_reloc_end,
"var_file4_sram2_data not in sram2_data region");
zassert_between_inclusive((uintptr_t)&var_file4_sram2_bss,
(uintptr_t)&__sram2_bss_start,
(uintptr_t)&__sram2_bss_end,
(uintptr_t)&__sram2_bss_reloc_start,
(uintptr_t)&__sram2_bss_reloc_end,
"var_file4_sram2_bss not in sram2_bss region");
}

16
tests/application_development/code_relocation/src/test_file5.c
View file

@ -13,20 +13,20 @@ __in_section(bss, sram2, var) uint32_t var_file5_sram2_bss;
ZTEST(code_relocation, test_function_genex_relocate_2)
{
extern uintptr_t __sram2_data_start;
extern uintptr_t __sram2_data_end;
extern uintptr_t __sram2_bss_start;
extern uintptr_t __sram2_bss_end;
extern uintptr_t __sram2_data_reloc_start;
extern uintptr_t __sram2_data_reloc_end;
extern uintptr_t __sram2_bss_reloc_start;
extern uintptr_t __sram2_bss_reloc_end;
printk("Address of var_file5_sram2_data %p\n", &var_file5_sram2_data);
printk("Address of var_file5_sram2_bss %p\n\n", &var_file5_sram2_bss);
zassert_between_inclusive((uintptr_t)&var_file5_sram2_data,
(uintptr_t)&__sram2_data_start,
(uintptr_t)&__sram2_data_end,
(uintptr_t)&__sram2_data_reloc_start,
(uintptr_t)&__sram2_data_reloc_end,
"var_file5_sram2_data not in sram2_data region");
zassert_between_inclusive((uintptr_t)&var_file5_sram2_bss,
(uintptr_t)&__sram2_bss_start,
(uintptr_t)&__sram2_bss_end,
(uintptr_t)&__sram2_bss_reloc_start,
(uintptr_t)&__sram2_bss_reloc_end,
"var_file5_sram2_bss not in sram2_bss region");
}

24
tests/application_development/code_relocation/test_lib/test_lib1.c
View file

@ -16,28 +16,28 @@ extern void relocated_helper(void);
void relocated_library(void)
{
extern uintptr_t __sram2_text_start;
extern uintptr_t __sram2_text_end;
extern uintptr_t __sram2_data_start;
extern uintptr_t __sram2_data_end;
extern uintptr_t __sram2_bss_start;
extern uintptr_t __sram2_bss_end;
extern uintptr_t __sram2_text_reloc_start;
extern uintptr_t __sram2_text_reloc_end;
extern uintptr_t __sram2_data_reloc_start;
extern uintptr_t __sram2_data_reloc_end;
extern uintptr_t __sram2_bss_reloc_start;
extern uintptr_t __sram2_bss_reloc_end;
printk("Address of var_lib1_sram2_data %p\n", &var_lib1_sram2_data);
printk("Address of var_lib1_sram2_bss %p\n", &var_lib1_sram2_bss);
printk("Address of relocated_lib_helper %p\n\n", &relocated_helper);
zassert_between_inclusive((uintptr_t)&var_lib1_sram2_data,
(uintptr_t)&__sram2_data_start,
(uintptr_t)&__sram2_data_end,
(uintptr_t)&__sram2_data_reloc_start,
(uintptr_t)&__sram2_data_reloc_end,
"var_lib1_sram2_data not in sram2_data region");
zassert_between_inclusive((uintptr_t)&var_lib1_sram2_bss,
(uintptr_t)&__sram2_bss_start,
(uintptr_t)&__sram2_bss_end,
(uintptr_t)&__sram2_bss_reloc_start,
(uintptr_t)&__sram2_bss_reloc_end,
"var_lib1_sram2_bss not in sram2_bss region");
zassert_between_inclusive((uintptr_t)&relocated_helper,
(uintptr_t)&__sram2_text_start,
(uintptr_t)&__sram2_text_end,
(uintptr_t)&__sram2_text_reloc_start,
(uintptr_t)&__sram2_text_reloc_end,
"relocated_helper not in sram2_text region");
relocated_helper();
}