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| author | Josh Blum <josh@joshknows.com> | 2010-11-23 15:35:48 -0800 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-11-23 15:35:48 -0800 |
| commit | f56c1247cbe7b7e90acee2711b5dda3356b9486a (patch) | |
| tree | 81dadc83537c2c50550cd94e224571e472176c6f /firmware/microblaze/lib/eeprom.c | |
| parent | 9f94ef843ceca63bcb83b2d473cbba709c9110b6 (diff) | |
| parent | eb26e8adb4a5718ee3db3bb7f32c0cd31d060af9 (diff) | |
| download | uhd-f56c1247cbe7b7e90acee2711b5dda3356b9486a.tar.gz uhd-f56c1247cbe7b7e90acee2711b5dda3356b9486a.tar.bz2 uhd-f56c1247cbe7b7e90acee2711b5dda3356b9486a.zip | |
Merge branch 'next' of ettus.sourcerepo.com:ettus/uhdpriv into next
Diffstat (limited to 'firmware/microblaze/lib/eeprom.c')
| -rw-r--r-- | firmware/microblaze/lib/eeprom.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/firmware/microblaze/lib/eeprom.c b/firmware/microblaze/lib/eeprom.c index b12ffe082..d4e170046 100644 --- a/firmware/microblaze/lib/eeprom.c +++ b/firmware/microblaze/lib/eeprom.c @@ -17,9 +17,21 @@ #include "i2c.h" #include "mdelay.h" +#include "usrp2/fw_common.h" static const int EEPROM_PAGESIZE = 16; +bool find_safe_booted_flag(void) { + unsigned char flag_byte; + eeprom_read(USRP2_I2C_ADDR_MBOARD, USRP2_EE_MBOARD_BOOTLOADER_FLAGS, &flag_byte, 1); + return (flag_byte == 0x5E); +} + +void set_safe_booted_flag(bool flag) { + unsigned char flag_byte = flag ? 0x5E : 0xDC; + eeprom_write(USRP2_I2C_ADDR_MBOARD, USRP2_EE_MBOARD_BOOTLOADER_FLAGS, &flag_byte, 1); +} + bool eeprom_write (int i2c_addr, int eeprom_offset, const void *buf, int len) { |