diff options
| author | Liya Huang <[email protected]> | 2025-01-28 09:13:16 +0800 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2025-02-04 11:57:36 -0600 |
| commit | 5cf9e61f0fa984c86d2ec59c843cd7b4c6220d34 (patch) | |
| tree | 5ea2c94fc2bb929847f83eaf63affddfd75a0497 /examples | |
| parent | adeea8568d605d5132e0b93ef86a4094c84e5d53 (diff) | |
examples: fix building on arm32
Refer to the commit a3c101a61348 ("examples: fix building on arm64")
fix for arm32. crt0.S does not even build with:
operating system and architecture:
5.15.0-130-generic x86_64
installed version of gcc and binutils:
gcc version 9.4.0 (Ubuntu 9.4.0-1ubuntu1~20.04.3)
GNU ld (GNU Binutils for Ubuntu) 2.34
used defconfig:
stm32h750-art-pi_defconfig
used commands for building:
export CROSS_COMPILE=arm-none-eabi- ARCH=arm
make stm32h750-art-pi_defconfig
make menuconfig # to add
make
examples/api/crt0.S: Assembler messages:
examples/api/crt0.S:32: Error: lo register required -- `ldr ip,=search_hint'
examples/api/crt0.S:33: Error: lo register required -- `str sp,[ip]'
examples/api/crt0.S:39: Error: lo register required -- `ldr ip,=syscall_ptr'
examples/api/crt0.S:40: Error: lo register required -- `ldr pc,[ip]'
make[2]: *** [scripts/Makefile.build:292：examples/api/crt0.o] Error 1
Use valid register names and instructions.
Signed-off-by: Liya Huang <[email protected]>
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/api/crt0.S | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/examples/api/crt0.S b/examples/api/crt0.S index d2a97557817..6899ebf8ac2 100644 --- a/examples/api/crt0.S +++ b/examples/api/crt0.S @@ -29,15 +29,17 @@ syscall: .text .globl _start _start: - ldr ip, =search_hint - str sp, [ip] + ldr r4, =search_hint + mov r5, sp + str r5, [r4] b main .globl syscall syscall: - ldr ip, =syscall_ptr - ldr pc, [ip] + ldr r4, =syscall_ptr + ldr r4, [r4] + bx r4 #elif defined(CONFIG_ARM64) |