URL:
<http://savannah.nongnu.org/patch/?9659>
Summary: Update eeprom_is_ready for avrxmega3 devices
Project: AVR C Runtime Library
Submitted by: pitchumani
Submitted on: Thu 21 Jun 2018 06:54:18 AM UTC
Category: None
Priority: 5 - Normal
Status: Works For Me
Privacy: Public
Assigned to: pitchumani
Originator Email:
Open/Closed: Open
Discussion Lock: Any
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Details:
Macro eeprom_is_ready checks NVM_STATUS register for all xmega devices. New
avrxmega3 devices have NVM status register defined with new name
NVMCTRL_STATUS. Below patch updates the eeprom_is_ready definition to check
the eeprom busy bit based on the NVM status register.
--- avr-libc/include/avr/eeprom.h (revision 2546)
+++ avr-libc/include/avr/eeprom.h (working copy)
@@ -112,8 +112,10 @@
*/
#if defined (__DOXYGEN__)
# define eeprom_is_ready()
-#elif defined (__AVR_XMEGA__) && __AVR_XMEGA__
+#elif defined (NVM_STATUS)
# define eeprom_is_ready() bit_is_clear (NVM_STATUS, NVM_NVMBUSY_bp)
+#elif defined (NVMCTRL_STATUS)
+# define eeprom_is_ready() bit_is_clear (NVMCTRL_STATUS, NVMCTRL_EEBUSY_bp)
#elif defined (DEECR)
# define eeprom_is_ready() bit_is_clear (DEECR, BSY)
#elif defined (EEPE)
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<http://savannah.nongnu.org/patch/?9659>
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