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Set vbl level from vector number for urboot v8.0+

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This commit is contained in:
Stefan Rueger
2024-05-17 14:40:26 +01:00
parent 3b2bbb393f
commit 0f9032e6c3
1 changed files with 8 additions and 3 deletions
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11
src/urclock.c
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@@ -1392,13 +1392,18 @@ static int ur_initstruct(const PROGRAMMER *pgm, const AVRPART *p) {
vectnum, ur.xvectornum);
imsg_warning("the application might not start correctly\n");
}
} else
} else {
ur.vblvectornum = vectnum;
/*
* Urboot v8.0 (urver == 0100) onwards no longer supports self-patching
* bootloaders. The vbllevel is either 0 (vectnum == 0) or 1 (vectnum > 0).
* No longer refer to the capability byte from v8.0 thus freeing 2 bits.
*/
ur.vbllevel = urver <= 077? vectorbl_level_cap(cap): vectnum > 0;
}
ur.blurversion = urver;
ur.bleepromrw = iseeprom_cap(cap);
if(!ur.vbllevel) // Unless manually overwritten
ur.vbllevel = vectorbl_level_cap(cap);
}
}
}