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@@ -694,6 +694,22 @@ ssize_t efi_dp_check_length(const struct efi_device_path *dp,
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*/
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#define __efi_runtime_data __section(".data.efi_runtime")
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+/**
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+ * __efi_runtime_rodata - declares a read-only variable for EFI runtime section
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+ *
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+ * This macro indicates that a variable is read-only (const) and should go into
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+ * the EFI runtime section, and thus still be available when the OS is running.
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+ *
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+ * Only use on variables also declared const.
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+ *
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+ * Example:
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+ *
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+ * ::
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+ *
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+ * static const __efi_runtime_rodata my_const_table[] = { 1, 2, 3 };
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+ */
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+#define __efi_runtime_rodata __section(".rodata.efi_runtime")
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+
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/**
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* __efi_runtime - declares a function for EFI runtime section
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*
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@@ -911,6 +927,7 @@ efi_status_t efi_launch_capsules(void);
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/* Without CONFIG_EFI_LOADER we don't have a runtime section, stub it out */
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#define __efi_runtime_data
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+#define __efi_runtime_rodata
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#define __efi_runtime
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static inline efi_status_t efi_add_runtime_mmio(void *mmio_ptr, u64 len)
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{
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