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add support for "-x hvupdi" that triggers HV UPDI

This commit is contained in:
MCUdude 2022-06-26 00:13:56 +02:00
parent ba98e48880
commit f67c35744e
1 changed files with 14 additions and 4 deletions
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12
src/jtag3.c
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@ -71,6 +71,9 @@ struct pdata
/* Start address of Xmega boot area */
unsigned long boot_start;
/* Flag for triggering HV UPDI */
bool use_hvupdi;
/* Function to set the appropriate clock parameter */
int (*set_sck)(PROGRAMMER *, unsigned char *);
};
@ -1249,10 +1252,12 @@ static int jtag3_initialize(PROGRAMMER * pgm, AVRPART * p)
}
}
// Generate 12V UPDI pulse if user asks for it and hardware supports it
if(p->flags & AVRPART_HAS_UPDI && PDATA(pgm)->use_hvupdi == true && p->hvupdi_variant == 0) {
parm[0] = PARM3_UPDI_HV_SIMPLE_PULSE;
if (jtag3_setparm(pgm, SCOPE_AVR, 3, PARM3_OPT_12V_UPDI_ENABLE, parm, 1) < 0)
return -1;
}
u16_to_b2(xd.default_min_div1_voltage, DEFAULT_MINIMUM_CHARACTERISED_DIV1_VOLTAGE_MV);
u16_to_b2(xd.default_min_div2_voltage, DEFAULT_MINIMUM_CHARACTERISED_DIV2_VOLTAGE_MV);
u16_to_b2(xd.default_min_div4_voltage, DEFAULT_MINIMUM_CHARACTERISED_DIV4_VOLTAGE_MV);
@ -1477,6 +1482,10 @@ static int jtag3_parseextparms(PROGRAMMER * pgm, LISTID extparms)
continue;
}
else if (matches(extended_param, "hvupdi") || matches(extended_param, "hvupdi=1")) {
PDATA(pgm)->use_hvupdi = true;
continue;
}
avrdude_message(MSG_INFO, "%s: jtag3_parseextparms(): invalid extended parameter '%s'\n",
progname, extended_param);
@ -2601,6 +2610,7 @@ void jtag3_updi_initpgm(PROGRAMMER * pgm)
* mandatory functions
*/
pgm->initialize = jtag3_initialize;
pgm->parseextparams = jtag3_parseextparms;
pgm->display = jtag3_display;
pgm->enable = jtag3_enable;
pgm->disable = jtag3_disable;