From patchwork Mon Jun 29 08:27:28 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leo Liang X-Patchwork-Id: 243081 List-Id: U-Boot discussion From: ycliang at andestech.com (Leo Yu-Chi Liang) Date: Mon, 29 Jun 2020 16:27:28 +0800 Subject: [PATCH 1/1] riscv: Fix linking error when building u-boot-spl with no SMP support Message-ID: <1593419248-25413-1-git-send-email-ycliang@andestech.com> Switch off SMP support when building u-boot-spl would cause linking error as follow: undefined reference to 'secondary hart relocate' and 'smp_call_function'. Add macro to wrap up proper code region that needs SMP configuration on. Signed-off by: Leo Liang Cc: rick at andestech.com --- arch/riscv/cpu/start.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/riscv/cpu/start.S b/arch/riscv/cpu/start.S index 5f1c220..e3222b1 100644 --- a/arch/riscv/cpu/start.S +++ b/arch/riscv/cpu/start.S @@ -191,6 +191,7 @@ spl_stack_gd_setup: mv sp, s0 #endif +#if CONFIG_IS_ENABLED(SMP) /* set new stack and global data pointer on secondary harts */ spl_secondary_hart_stack_gd_setup: la a0, secondary_hart_relocate @@ -205,6 +206,7 @@ spl_secondary_hart_stack_gd_setup: la a0, secondary_harts_relocation_error jal printf jal hang +#endif /* set new global data pointer on main hart */ 1: mv gp, s0