pb-config: Move config storage modules to "platform" modules in discover code

[petitboot] / discover / platform.h

diff --git a/discover/platform.h b/discover/platform.h
new file mode 100644 (file)
index 0000000..44315fa
--- /dev/null
+++ b/discover/platform.h
@@ -0,0 +1,34 @@
+#ifndef PLATFORM_H
+#define PLATFORM_H
+
+#include <types/types.h>
+
+struct platform {
+       const char      *name;
+       bool            (*probe)(struct platform *, void *);
+       int             (*load_config)(struct platform *, struct config *);
+       int             (*save_config)(struct platform *, struct config *);
+       void            *platform_data;
+};
+
+int platform_init(void *ctx);
+int platform_fini(void);
+
+/* configuration interface */
+const struct config *config_get(void);
+int config_set(struct config *config);
+void config_set_autoboot(bool autoboot_enabled);
+
+/* for use by the platform-specific storage code */
+void config_set_defaults(struct config *config);
+
+#define __platform_ptrname(_n) __platform_ ## _n
+#define  _platform_ptrname(_n) __platform_ptrname(_n)
+
+#define register_platform(p) \
+       static __attribute__((section("platforms"))) \
+               __attribute__((used)) \
+               struct platform * _platform_ptrname(__COUNTER__) = &p;
+
+#endif /* PLATFORM_H */
+