diff options
Diffstat (limited to 'mpm')
| -rw-r--r-- | mpm/python/usrp_mpm/dboard_manager/magnesium.py | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/mpm/python/usrp_mpm/dboard_manager/magnesium.py b/mpm/python/usrp_mpm/dboard_manager/magnesium.py index 80e058597..0253170f6 100644 --- a/mpm/python/usrp_mpm/dboard_manager/magnesium.py +++ b/mpm/python/usrp_mpm/dboard_manager/magnesium.py @@ -172,18 +172,19 @@ class MgCPLD(object): Control class for the CPLD """ CPLD_SIGNATURE = 0xCAFE # Expected signature ("magic number") - CPLD_REV = 4 + CPLD_MINOR_REV = 0 + CPLD_MAJOR_REV = 5 REG_SIGNATURE = 0x0000 - REG_REVISION = 0x0001 - REG_OLDEST_COMPAT = 0x0002 + REG_MINOR_REVISION = 0x0001 + REG_MAJOR_REVISION = 0x0002 REG_BUILD_CODE_LSB = 0x0003 REG_BUILD_CODE_MSB = 0x0004 - REG_SCRATCH = 0x0005 + REG_SCRATCH = 0x0005 REG_CPLD_CTRL = 0x0010 - REG_LMK_CTRL = 0x0011 + REG_LMK_CTRL = 0x0011 REG_LO_STATUS = 0x0012 - REG_MYK_CTRL = 0x0013 + REG_MYK_CTRL = 0x0013 def __init__(self, regs, log): self.log = log.getChild("CPLD") @@ -197,24 +198,24 @@ class MgCPLD(object): "CPLD Signature Mismatch! " \ "Expected: 0x{:04X} Got: 0x{:04X}".format( self.CPLD_SIGNATURE, signature)) - raise RuntimeError("CPLD Status Check Failed!") - rev = self.peek16(self.REG_REVISION) - oldest_compat_rev = self.peek16(self.REG_OLDEST_COMPAT) - if oldest_compat_rev != self.CPLD_REV: + raise RuntimeError("CPLD Signature Check Failed! Incorrect signature readback.") + minor_rev = self.peek16(self.REG_MINOR_REVISION) + major_rev = self.peek16(self.REG_MAJOR_REVISION) + if major_rev != self.CPLD_MAJOR_REV: self.log.error( - "CPLD Revision compat mismatch! Expected: %d Got: %d", - self.CPLD_REV, - oldest_compat_rev + "CPLD Major Revision check mismatch! Expected: %d Got: %d", + self.CPLD_MAJOR_REV, + major_rev ) - raise RuntimeError("CPLD Revision Check Failed!") + raise RuntimeError("CPLD Revision Check Failed! MPM is not compatible with " \ + "the loaded CPLD image.") date_code = self.peek16(self.REG_BUILD_CODE_LSB) | \ (self.peek16(self.REG_BUILD_CODE_MSB) << 16) self.log.debug( - "CPLD Signature: 0x{:X} " - "Revision: 0x{:04X} " - "Oldest compat rev: 0x{:04X} " + "CPLD Signature: 0x{:04X} " + "Revision: {}.{} " "Date code: 0x{:08X}" - .format(signature, rev, oldest_compat_rev, date_code)) + .format(signature, major_rev, minor_rev, date_code)) def set_scratch(self, val): " Write to the scratch register " |