X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcpu%2Favr%2Fdrv%2Fflash_avr.h;h=0897132c358809eb3c024c0c9779a739479a7345;hb=61d659bbbdd1026c4b66a353989de19c2f6922ea;hp=7b4317d97106029c5bbab80e341f88a153ef6060;hpb=345f93de1963f49bdb194d2b06c8c5d7ba0a3e5f;p=bertos.git

diff --git a/bertos/cpu/avr/drv/flash_avr.h b/bertos/cpu/avr/drv/flash_avr.h
index 7b4317d9..0897132c 100644
--- a/bertos/cpu/avr/drv/flash_avr.h
+++ b/bertos/cpu/avr/drv/flash_avr.h
@@ -42,9 +42,63 @@
 
 #include <cfg/compiler.h>
 #include <kern/kfile.h>
+#include <avr/io.h>
+
+
+/**
+ * Definition of type for avr flash module.
+ */
+typedef uint16_t avr_page_t;
+
+
+/**
+ * FlashAvr KFile context structure.
+ */
+typedef struct FlashAvr
+{
+	/**
+	 * File descriptor.
+	 */
+	KFile fd;
+
+	/**
+	 * Current buffered page.
+	 */
+	avr_page_t curr_page;
+
+	/**
+	 * Flag for checking if current page is modified.
+	 */
+	bool page_dirty;
+
+	/**
+	 * Temporary buffer cointaing data block to
+	 * write on flash.
+	 */
+	uint8_t page_buf[SPM_PAGESIZE];
+
+
+} FlashAvr;
+
+
+
+/**
+ * ID for FlashAvr
+ */
+#define KFT_FLASHAVR MAKE_ID('F', 'L', 'A', 'V')
+
+/**
+ * Convert + ASSERT from generic KFile to FlashAvr.
+ */
+INLINE FlashAvr * FLASHAVR_CAST(KFile *fd)
+{
+	ASSERT(fd->_type == KFT_FLASHAVR);
+	return (FlashAvr *)fd;
+}
+
+
+void flash_avr_init(struct FlashAvr *fd);
 
-bool flash_avr_test(void);
-void flash_avr_init(struct KFile *fd);
 
 
 #endif /* DRV_FLASH_AVR_H */