include: Use static asserts for SBI_PLATFORM_xxx_OFFSET defines

Add static detection to prevent the modification of struct sbi_platform
from forgetting the modification of SBI_PLATFORM_xxx_OFFSET

Signed-off-by: Xiang W <wxjstz@126.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Xiang W
2022-03-16 09:45:25 +08:00
committed by Anup Patel
parent d552fc8d36
commit 555bdb1cf3

View File

@@ -175,6 +175,56 @@ struct sbi_platform {
const u32 *hart_index2id;
};
/**
* Prevent modification of struct sbi_platform from affecting
* SBI_PLATFORM_xxx_OFFSET
*/
_Static_assert(
offsetof(struct sbi_platform, opensbi_version)
== SBI_PLATFORM_OPENSBI_VERSION_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_OPENSBI_VERSION_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, platform_version)
== SBI_PLATFORM_VERSION_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_VERSION_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, name)
== SBI_PLATFORM_NAME_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_NAME_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, features)
== SBI_PLATFORM_FEATURES_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_FEATURES_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, hart_count)
== SBI_PLATFORM_HART_COUNT_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_HART_COUNT_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, hart_stack_size)
== SBI_PLATFORM_HART_STACK_SIZE_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_HART_STACK_SIZE_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, platform_ops_addr)
== SBI_PLATFORM_OPS_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_OPS_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, firmware_context)
== SBI_PLATFORM_FIRMWARE_CONTEXT_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_FIRMWARE_CONTEXT_OFFSET");
_Static_assert(
offsetof(struct sbi_platform, hart_index2id)
== SBI_PLATFORM_HART_INDEX2ID_OFFSET,
"struct sbi_platform definition has changed, please redefine "
"SBI_PLATFORM_HART_INDEX2ID_OFFSET");
/** Get pointer to sbi_platform for sbi_scratch pointer */
#define sbi_platform_ptr(__s) \
((const struct sbi_platform *)((__s)->platform_addr))