[PATCH u-boot v3 11/39] efi_loader: add Sphinx doc for __efi_runtime and __efi_runtime_data

Marek Behún
2021-03-16T12:25:41Z

Document the macros __efi_runtime and __efi_runtime_data in Sphinx
style.

Signed-off-by: Marek Beh?n <marek.behun@nic.cz>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
include/efi_loader.h | 29 ++++++++++++++++++++++++++---
1 file changed, 26 insertions(+), 3 deletions(-)

diff --git a/include/efi_loader.h b/include/efi_loader.h
index a8281b3c95..696f80e9f3 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -666,11 +666,34 @@ ssize_t efi_dp_check_length(const struct efi_device_path *dp,
(((_dp)->type == DEVICE_PATH_TYPE_##_type) && \
((_dp)->sub_type == DEVICE_PATH_SUB_TYPE_##_subtype))

-/*
- * Use these to indicate that your code / data should go into the EFI runtime
- * section and thus still be available when the OS is running
+/**
+ * __efi_runtime_data - declares a non-const variable for EFI runtime section
+ *
+ * This macro indicates that a variable is non-const and should go into the
+ * EFI runtime section, and thus still be available when the OS is running.
+ *
+ * Only use on variables not declared const.
+ *
+ * Example:
+ *
+ * ::
+ *
+ * static __efi_runtime_data my_computed_table[256];
*/
#define __efi_runtime_data __section(".data.efi_runtime")
+
+/**
+ * __efi_runtime - declares a function for EFI runtime section
+ *
+ * This macro indicates that a function should go into the EFI runtime section,
+ * and thus still be available when the OS is running.
+ *
+ * Example:
+ *
+ * ::
+ *
+ * static __efi_runtime compute_my_table(void);
+ */
#define __efi_runtime __section(".text.efi_runtime")

/* Indicate supported runtime services */
--
2.26.2