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 ycliang@andestech.com Cc: rick@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