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| author | Lukas Auer <lukas.auer@aisec.fraunhofer.de> | 2019-03-17 19:28:40 +0100 |
|---|---|---|
| committer | Andes <uboot@andestech.com> | 2019-04-08 09:44:26 +0800 |
| commit | 8ac39e2974d9f1395969a500e692f45717c4ccf2 (patch) | |
| tree | 7e62620c73fe0967ed9f46f28bb4d2123e8cdce3 /arch/riscv | |
| parent | e04324025275dee6e3e9a968c8d12e98c9b47567 (diff) | |
| download | u-boot-8ac39e2974d9f1395969a500e692f45717c4ccf2.tar.gz | |
riscv: hang if relocation of secondary harts fails
Print an error message and hang if smp_call_function() returns an error,
indicating that relocation of the secondary harts has failed.
Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
Diffstat (limited to 'arch/riscv')
| -rw-r--r-- | arch/riscv/cpu/start.S | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/riscv/cpu/start.S b/arch/riscv/cpu/start.S index 5ac899b141..a4433fbd6b 100644 --- a/arch/riscv/cpu/start.S +++ b/arch/riscv/cpu/start.S @@ -33,6 +33,10 @@ #define SYM_SIZE 0x18 #endif +.section .data +secondary_harts_relocation_error: + .ascii "Relocation of secondary harts has failed, error %d\n" + .section .text .globl _start _start: @@ -274,8 +278,15 @@ relocate_secondary_harts: mv a2, s3 jal smp_call_function + /* hang if relocation of secondary harts has failed */ + beqz a0, 1f + mv a1, a0 + la a0, secondary_harts_relocation_error + jal printf + jal hang + /* restore relocation offset */ - mv t6, s5 +1: mv t6, s5 #endif /* |