From 132f3e024b3c773000ef4dac3f6cae57eb335e1b Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Wed, 27 Mar 2019 22:57:20 +0800 Subject: firmware: Introduce "options" in "struct sbi_scratch" Introduce "options" in "struct sbi_scratch" and firmware can update it based on optional compile time flags before calling sbi_init(). Signed-off-by: Bin Meng --- include/sbi/sbi_scratch.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/sbi/sbi_scratch.h') diff --git a/include/sbi/sbi_scratch.h b/include/sbi/sbi_scratch.h index 1534893..4cba233 100644 --- a/include/sbi/sbi_scratch.h +++ b/include/sbi/sbi_scratch.h @@ -30,6 +30,8 @@ #define SBI_SCRATCH_HARTID_TO_SCRATCH_OFFSET (7 * __SIZEOF_POINTER__) /** Offset of tmp0 member in sbi_scratch */ #define SBI_SCRATCH_TMP0_OFFSET (8 * __SIZEOF_POINTER__) +/** Offset of options member in sbi_scratch */ +#define SBI_SCRATCH_OPTIONS_OFFSET (9 * __SIZEOF_POINTER__) /** sbi_ipi_data is located behind sbi_scratch. This struct is not packed. */ /** Offset of ipi_type in sbi_ipi_data */ @@ -64,6 +66,8 @@ struct sbi_scratch { unsigned long hartid_to_scratch; /** Temporary storage */ unsigned long tmp0; + /** Options for OpenSBI library */ + unsigned long options; } __packed; /** Get pointer to sbi_scratch for current HART */ -- cgit v1.2.3