Fixed incorrect Dataflash functionality in the USBKEY board if the driver is modified...

[pub/USBasp.git] / LUFA / Drivers / Board / AVR8 / XPLAIN / Dataflash.h

diff --git a/LUFA/Drivers/Board/AVR8/XPLAIN/Dataflash.h b/LUFA/Drivers/Board/AVR8/XPLAIN/Dataflash.h
index a20c519..950d4a2 100644 (file)
--- a/LUFA/Drivers/Board/AVR8/XPLAIN/Dataflash.h
+++ b/LUFA/Drivers/Board/AVR8/XPLAIN/Dataflash.h
@@ -83,7 +83,7 @@
        /* Private Interface - For use in library only: */
        #if !defined(__DOXYGEN__)
                /* Macros: */
-                       #define DATAFLASH_CHIPCS_MASK                (1 << 5)
+                       #define DATAFLASH_CHIPCS_MASK                DATAFLASH_CHIP1
                        #define DATAFLASH_CHIPCS_DDR                 DDRB
                        #define DATAFLASH_CHIPCS_PORT                PORTB
        #endif
@@ -94,10 +94,10 @@
                        #define DATAFLASH_TOTALCHIPS                 1
 
                        /** Mask for no dataflash chip selected. */
-                       #define DATAFLASH_NO_CHIP                    DATAFLASH_CHIPCS_MASK
+                       #define DATAFLASH_NO_CHIP                    0
 
                        /** Mask for the first dataflash chip selected. */
-                       #define DATAFLASH_CHIP1                      0
+                       #define DATAFLASH_CHIP1                      (1 << 5)
 
                        #if ((BOARD != BOARD_XPLAIN_REV1) || defined(__DOXYGEN__))
                                /** Internal main memory page size for the board's dataflash ICs. */
@@ -156,12 +156,12 @@
                        /** Determines the currently selected dataflash chip.
                         *
                         *  \return Mask of the currently selected Dataflash chip, either \ref DATAFLASH_NO_CHIP if no chip is selected
-                        *  or a DATAFLASH_CHIPn mask (where n is the chip number).
+                        *          or a DATAFLASH_CHIPn mask (where n is the chip number).
                         */
                        static inline uint8_t Dataflash_GetSelectedChip(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
                        static inline uint8_t Dataflash_GetSelectedChip(void)
                        {
-                               return (DATAFLASH_CHIPCS_PORT & DATAFLASH_CHIPCS_MASK);
+                               return (~DATAFLASH_CHIPCS_PORT & DATAFLASH_CHIPCS_MASK);
                        }
 
                        /** Selects the given dataflash chip.
@@ -172,7 +172,7 @@
                        static inline void Dataflash_SelectChip(const uint8_t ChipMask) ATTR_ALWAYS_INLINE;
                        static inline void Dataflash_SelectChip(const uint8_t ChipMask)
                        {
-                               DATAFLASH_CHIPCS_PORT = ((DATAFLASH_CHIPCS_PORT & ~DATAFLASH_CHIPCS_MASK) | ChipMask);
+                               DATAFLASH_CHIPCS_PORT = ((DATAFLASH_CHIPCS_PORT | DATAFLASH_CHIPCS_MASK) & ~ChipMask);
                        }
 
                        /** Deselects the current dataflash chip, so that no dataflash is selected. */