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Target_Atmel: Add ARM_LIB_STACK and ARM_LIB_HEAP section 

Instead of user defined symbols in assembly files or C files,
use linker scripts to add heap and stack - this is inconsistent
with ARM std linker scripts
pull/9766/head
deepikabhavnani 2019-02-19 14:54:14 -06:00 committed by Deepika
parent 4b95b51e1b
commit adae2e9f32
4 changed files with 157 additions and 67 deletions
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51
targets/TARGET_Atmel/TARGET_SAM_CortexM0P/TARGET_SAMD21G18A/device/TOOLCHAIN_ARM_MICRO/SAMD21G18A.sct
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@ -1,19 +1,44 @@
#! armcc -E
;SAMD21G18A
;256KB FLASH (0x40000) @ 0x000000000
;2KB RAM (0x8000) @ 0x20000000
; 256KB FLASH (0x40000) @ 0x000000000
#if !defined(MBED_APP_START)
#define MBED_APP_START 0x00000000
#endif
; SAMD21G18A: 256KB FLASH (0x40000)
#if !defined(MBED_APP_SIZE)
#define MBED_APP_SIZE 0x40000
#endif
;SAMD21G18A: 256KB FLASH (0x40000) + 32KB RAM (0x8000)
LR_IROM1 0x00000000 0x40000 { ; load region size_region
ER_IROM1 0x00000000 0x40000 { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
; 32KB RAM (0x8000) @ 0x20000000
#define MBED_RAM_START 0x20000000
#define MBED_RAM_SIZE 0x8000
; [RAM] Vector table dynamic copy: 45 vectors * 4 bytes = (0xB4+0x4) 8-byte alignment
RW_IRAM1 (0x20000000+0xB8) (0x8000-0xB8) { ; RW data
.ANY (+RW +ZI)
}
#if !defined(MBED_BOOT_STACK_SIZE)
#define MBED_BOOT_STACK_SIZE 0x400
#endif
; [RAM] Vector table dynamic copy: 45 vectors * 4 bytes = (0xB4 +0x4) 8-byte alignment
#define VECTOR_SIZE 0xB8
#define RAM_FIXED_SIZE (MBED_BOOT_STACK_SIZE+VECTOR_SIZE)
LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region
ER_IROM1 MBED_APP_START MBED_APP_SIZE { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
RW_IRAM1 (MBED_RAM_START+VECTOR_SIZE) (MBED_RAM_SIZE-VECTOR_SIZE) { ; RW data
.ANY (+RW +ZI)
}
ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_SIZE-RAM_FIXED_SIZE+MBED_RAM_START-AlignExpr(ImageLimit(RW_IRAM1), 16)) {
}
ARM_LIB_STACK (MBED_RAM_START+MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; stack
}
}

51
targets/TARGET_Atmel/TARGET_SAM_CortexM0P/TARGET_SAMD21J18A/device/TOOLCHAIN_ARM_MICRO/SAMD21J18A.sct
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@ -1,19 +1,44 @@
#! armcc -E
;SAMD21J18A
;256KB FLASH (0x40000) @ 0x000000000
;2KB RAM (0x8000) @ 0x20000000
; 256KB FLASH (0x40000) @ 0x000000000
#if !defined(MBED_APP_START)
#define MBED_APP_START 0x00000000
#endif
; SAMD21J18A: 256KB FLASH (0x40000)
#if !defined(MBED_APP_SIZE)
#define MBED_APP_SIZE 0x40000
#endif
;SAMD21J18A: 256KB FLASH (0x40000) + 32KB RAM (0x8000)
LR_IROM1 0x00000000 0x40000 { ; load region size_region
ER_IROM1 0x00000000 0x40000 { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
; 32KB RAM (0x8000) @ 0x20000000
#define MBED_RAM_START 0x20000000
#define MBED_RAM_SIZE 0x8000
; [RAM] Vector table dynamic copy: 45 vectors * 4 bytes = (0xB4 +0x4) 8-byte alignment
RW_IRAM1 (0x20000000+0xB8) (0x8000-0xB8) { ; RW data
.ANY (+RW +ZI)
}
#if !defined(MBED_BOOT_STACK_SIZE)
#define MBED_BOOT_STACK_SIZE 0x400
#endif
; [RAM] Vector table dynamic copy: 45 vectors * 4 bytes = (0xB4 +0x4) 8-byte alignment
#define VECTOR_SIZE 0xB8
#define RAM_FIXED_SIZE (MBED_BOOT_STACK_SIZE+VECTOR_SIZE)
LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region
ER_IROM1 MBED_APP_START MBED_APP_SIZE { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
RW_IRAM1 (MBED_RAM_START+VECTOR_SIZE) (MBED_RAM_SIZE-VECTOR_SIZE) { ; RW data
.ANY (+RW +ZI)
}
ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_SIZE-RAM_FIXED_SIZE+MBED_RAM_START-AlignExpr(ImageLimit(RW_IRAM1), 16)) {
}
ARM_LIB_STACK (MBED_RAM_START+MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; stack
}
}

63
targets/TARGET_Atmel/TARGET_SAM_CortexM0P/TARGET_SAML21J18A/device/TOOLCHAIN_ARM_MICRO/SAML21J18A.sct
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@ -1,29 +1,44 @@
;
SAML21J18A
;
256KB FLASH (0x40000) @ 0x000000000
;
2KB RAM (0x8000) @ 0x20000000
#! armcc -E
;SAMD21J18A
; 256KB FLASH (0x40000) @ 0x000000000
#if !defined(MBED_APP_START)
#define MBED_APP_START 0x00000000
#endif
;
SAML21J18A: 256KB FLASH (0x40000) + 32KB RAM (0x8000)
LR_IROM1 0x00000000 0x40000 { ;
load region size_region
ER_IROM1 0x00000000 0x40000 { ;
load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
; SAMD21J18A: 256KB FLASH (0x40000)
#if !defined(MBED_APP_SIZE)
#define MBED_APP_SIZE 0x40000
#endif
;
[RAM] Vector table dynamic copy: 45 vectors * 4 bytes = (0xB4+0x4) 8-byte alignment
RW_IRAM1 (0x20000000+0xB8) (0x8000-0xB8)
{
;
RW data
.ANY (+RW +ZI)
}
; 32KB RAM (0x8000) @ 0x20000000
#define MBED_RAM_START 0x20000000
#define MBED_RAM_SIZE 0x8000
#if !defined(MBED_BOOT_STACK_SIZE)
#define MBED_BOOT_STACK_SIZE 0x400
#endif
; [RAM] Vector table dynamic copy: 45 vectors * 4 bytes = (0xB4 +0x4) 8-byte alignment
#define VECTOR_SIZE 0xB8
#define RAM_FIXED_SIZE (MBED_BOOT_STACK_SIZE+VECTOR_SIZE)
LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region
ER_IROM1 MBED_APP_START MBED_APP_SIZE { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
RW_IRAM1 (MBED_RAM_START+VECTOR_SIZE) (MBED_RAM_SIZE-VECTOR_SIZE) { ; RW data
.ANY (+RW +ZI)
}
ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_SIZE-RAM_FIXED_SIZE+MBED_RAM_START-AlignExpr(ImageLimit(RW_IRAM1), 16)) {
}
ARM_LIB_STACK (MBED_RAM_START+MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; stack
}
}

51
targets/TARGET_Atmel/TARGET_SAM_CortexM0P/TARGET_SAMR21G18A/device/TOOLCHAIN_ARM_MICRO/SAMR21G18A.sct
View File

@ -1,19 +1,44 @@
#! armcc -E
;SAMR21G18A
;256KB FLASH (0x40000) @ 0x000000000
;2KB RAM (0x8000) @ 0x20000000
; 256KB FLASH (0x40000) @ 0x000000000
#if !defined(MBED_APP_START)
#define MBED_APP_START 0x00000000
#endif
; SAMR21G18A: 256KB FLASH (0x40000)
#if !defined(MBED_APP_SIZE)
#define MBED_APP_SIZE 0x40000
#endif
;SAMR21G18A: 256KB FLASH (0x40000) + 32KB RAM (0x8000)
LR_IROM1 0x00000000 0x40000 { ; load region size_region
ER_IROM1 0x00000000 0x40000 { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
; 32KB RAM (0x8000) @ 0x20000000
#define MBED_RAM_START 0x20000000
#define MBED_RAM_SIZE 0x8000
; [RAM] Vector table dynamic copy: 44 vectors * 4 bytes = (0xB0) - alignment
RW_IRAM1 (0x20000000+0xB0) (0x8000-0xB0) { ; RW data
.ANY (+RW +ZI)
}
#if !defined(MBED_BOOT_STACK_SIZE)
#define MBED_BOOT_STACK_SIZE 0x400
#endif
; [RAM] Vector table dynamic copy: 44 vectors * 4 bytes = (0xB0) - alignment
#define VECTOR_SIZE 0xB0
#define RAM_FIXED_SIZE (MBED_BOOT_STACK_SIZE+VECTOR_SIZE)
LR_IROM1 MBED_APP_START MBED_APP_SIZE { ; load region size_region
ER_IROM1 MBED_APP_START MBED_APP_SIZE { ; load address = execution address
*.o (RESET, +First)
*(InRoot$$Sections)
.ANY (+RO)
}
RW_IRAM1 (MBED_RAM_START+VECTOR_SIZE) (MBED_RAM_SIZE-VECTOR_SIZE) { ; RW data
.ANY (+RW +ZI)
}
ARM_LIB_HEAP AlignExpr(+0, 16) EMPTY (MBED_RAM_SIZE-RAM_FIXED_SIZE+MBED_RAM_START-AlignExpr(ImageLimit(RW_IRAM1), 16)) {
}
ARM_LIB_STACK (MBED_RAM_START+MBED_RAM_SIZE) EMPTY -MBED_BOOT_STACK_SIZE { ; stack
}
}