> -----Original Message-----
> From: Ng, Boon Khai <[email protected]>
> Sent: Thursday, August 14, 2025 11:18 AM
> To: U-boot Openlist <[email protected]>
> Cc: Tom Rini <[email protected]>; Simon Glass <[email protected]>;
> Marek Vasut <[email protected]>; Simon Goldschmidt
> <[email protected]>; Chee, Tien Fong
> <[email protected]>; Maniyam, Dinesh
> <[email protected]>; Yuslaimi, Alif Zakuan
> <[email protected]>; Lim, Jit Loon <[email protected]>;
> Ng, Boon Khai <[email protected]>; Kathpalia, Tanmay
> <[email protected]>; Ilias Apalodimas
> <[email protected]>; Jerome Forissier
> <[email protected]>; Rao, Mahesh <[email protected]>
> Subject: [PATCH v2 1/3] arch: arm: mach-socfpga: smc: Add dcache flushing
> and invalidation in smc_send_mailbox()
>
> Adding the dcache flushing and invalidation in the smc_send_mailbox() At
> the same time replace the use of u64 with uintptr_t to ensure compatibility
> across different architectures and correct the pointer arithmetic for buffer
> end address calculation.
>
> Signed-off-by: Mahesh Rao <[email protected]>
> Signed-off-by: Boon Khai Ng <[email protected]>
> ---
> arch/arm/mach-socfpga/smc_api.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/mach-socfpga/smc_api.c b/arch/arm/mach-
> socfpga/smc_api.c index b212a94b321..a531030f5be 100644
> --- a/arch/arm/mach-socfpga/smc_api.c
> +++ b/arch/arm/mach-socfpga/smc_api.c
> @@ -57,6 +57,7 @@ int smc_send_mailbox(u32 cmd, u32 len, u32 *arg, u8
> urgent, u32 *resp_buf_len,
> resp, ARRAY_SIZE(resp));
>
> if (ret == INTEL_SIP_SMC_STATUS_OK && resp_buf &&
> resp_buf_len) {
> + invalidate_dcache_range((uintptr_t)resp_buf,
> (uintptr_t)(resp_buf +
> +*resp_buf_len));
> if (!resp[0])
> *resp_buf_len = resp[1];
> }
> --
> 2.35.3
Reviewed-by: Tien Fong Chee <[email protected]>
Best regards,
Tien Fong
