Using ulong is wrong as its size depends on the Host CPU architecture (32-bit vs. 64-bit) although the Cortex-M4 is always 32-bit.
Without this patch, the stack and PC are obviously wrong and it generates an abort when used on 64-bit processors such as the i.MX8MQ. Signed-off-by: Gary Bisson <[email protected]> --- arch/arm/mach-imx/imx_bootaux.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-imx/imx_bootaux.c b/arch/arm/mach-imx/imx_bootaux.c index a1ea5c13f1..3103001b7c 100644 --- a/arch/arm/mach-imx/imx_bootaux.c +++ b/arch/arm/mach-imx/imx_bootaux.c @@ -17,8 +17,8 @@ int arch_auxiliary_core_up(u32 core_id, ulong boot_private_data) if (!boot_private_data) return -EINVAL; - stack = *(ulong *)boot_private_data; - pc = *(ulong *)(boot_private_data + 4); + stack = *(u32 *)boot_private_data; + pc = *(u32 *)(boot_private_data + 4); /* Set the stack and pc to M4 bootROM */ writel(stack, M4_BOOTROM_BASE_ADDR); -- 2.19.1 _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
