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Merge pull request #789 from MCUdude/main 

Add jtag2updi support
This commit is contained in:
Jörg Wunsch 2022-01-05 08:26:55 +01:00 committed by GitHub
parent e27990bd54 4b76ccc951
commit 48a8388b09
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5 changed files with 116 additions and 37 deletions
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9
src/avrdude.1
View File

@ -228,11 +228,18 @@ utility, but it also contains some performance improvements included in
Spence Kohde's
.Em DxCore
Arduino core
.Li https://github.com/SpenceKonde/DCore .
.Li https://github.com/SpenceKonde/DxCore .
In a nutshell, this programmer consists of simple USB->UART adapter, diode
and couple of resistors. It uses serial connection to provide UPDI interface.
See the texinfo documentation for more details and known issues.
.Pp
The jtag2updi programmer is supported,
and can program AVRs with a UPDI interface.
Jtag2updi is just a firmware that can be uploaded to an AVR,
which enables it to interface with avrdude using the jtagice mkii protocol
via a serial link.
.Li https://github.com/ElTangas/jtag2updi
.Pp
The Micronucleus bootloader is supported for both protocol version V1
and V2. As the bootloader does not support reading from flash memory,
use the

11
src/avrdude.conf.in
View File

@ -1688,6 +1688,17 @@ programmer
miso = ~8;
;
# JTAG2UPDI
# https://github.com/ElTangas/jtag2updi
programmer
id = "jtag2updi";
desc = "JTAGv2 to UPDI bridge";
type = "jtagmkii_pdi";
connection_type = serial;
baudrate = 115200;
;
#
# PART DEFINITIONS
#

6
src/doc/avrdude.texi
View File

@ -315,6 +315,12 @@ In a nutshell, this programmer consists of simple USB->UART adapter, diode
and couple of resistors. It uses serial connection to provide UPDI interface.
@xref{SerialUPDI programmer} for more details and known issues.
The jtag2updi programmer is supported,
and can program AVRs with a UPDI interface.
Jtag2updi is just a firmware that can be uploaded to an AVR,
which enables it to interface with avrdude using the jtagice mkii protocol
via a serial link (@url{https://github.com/ElTangas/jtag2updi}).
The Micronucleus bootloader is supported for both protocol version V1
and V2. As the bootloader does not support reading from flash memory,
use the @code{-V} option to prevent AVRDUDE from verifing the flash memory.

84
src/jtagmkII.c
View File

@ -891,7 +891,7 @@ static int jtagmkII_chip_erase(PROGRAMMER * pgm, AVRPART * p)
int status, len;
unsigned char buf[6], *resp, c;
if (p->flags & AVRPART_HAS_PDI) {
if (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI)) {
buf[0] = CMND_XMEGA_ERASE;
buf[1] = XMEGA_ERASE_CHIP;
memset(buf + 2, 0, 4); /* address of area to be erased */
@ -902,7 +902,7 @@ static int jtagmkII_chip_erase(PROGRAMMER * pgm, AVRPART * p)
}
avrdude_message(MSG_NOTICE2, "%s: jtagmkII_chip_erase(): Sending %schip erase command: ",
progname,
(p->flags & AVRPART_HAS_PDI)? "Xmega ": "");
(p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))? "Xmega ": "");
jtagmkII_send(pgm, buf, len);
status = jtagmkII_recv(pgm, &resp);
@ -928,7 +928,7 @@ static int jtagmkII_chip_erase(PROGRAMMER * pgm, AVRPART * p)
return -1;
}
if (!(p->flags & AVRPART_HAS_PDI))
if (!(p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI)))
pgm->initialize(pgm, p);
return 0;
@ -986,7 +986,7 @@ static void jtagmkII_set_devdescr(PROGRAMMER * pgm, AVRPART * p)
}
}
sendbuf.dd.ucCacheType =
(p->flags & AVRPART_HAS_PDI)? 0x02 /* ATxmega */: 0x00;
(p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))? 0x02 /* ATxmega */: 0x00;
avrdude_message(MSG_NOTICE2, "%s: jtagmkII_set_devdescr(): "
"Sending set device descriptor command: ",
@ -1262,7 +1262,30 @@ static unsigned char jtagmkII_get_baud(long baud)
{ 57600L, PAR_BAUD_57600 },
{ 115200L, PAR_BAUD_115200 },
{ 14400L, PAR_BAUD_14400 },
};
/* Extension to jtagmkII protocol: extra baud rates, standard series. */
{ 153600L, PAR_BAUD_153600 },
{ 230400L, PAR_BAUD_230400 },
{ 460800L, PAR_BAUD_460800 },
{ 921600L, PAR_BAUD_921600 },
/* Extension to jtagmkII protocol: extra baud rates, binary series. */
{ 128000L, PAR_BAUD_128000 },
{ 256000L, PAR_BAUD_256000 },
{ 512000L, PAR_BAUD_512000 },
{ 1024000L, PAR_BAUD_1024000 },
/* Extension to jtagmkII protocol: extra baud rates, decimal series. */
{ 150000L, PAR_BAUD_150000 },
{ 200000L, PAR_BAUD_200000 },
{ 250000L, PAR_BAUD_250000 },
{ 300000L, PAR_BAUD_300000 },
{ 400000L, PAR_BAUD_400000 },
{ 500000L, PAR_BAUD_500000 },
{ 600000L, PAR_BAUD_600000 },
{ 666666L, PAR_BAUD_666666 },
{ 1000000L, PAR_BAUD_1000000 },
{ 1500000L, PAR_BAUD_1500000 },
{ 2000000L, PAR_BAUD_2000000 },
{ 3000000L, PAR_BAUD_3000000 },
};
int i;
for (i = 0; i < sizeof baudtab / sizeof baudtab[0]; i++)
@ -1282,6 +1305,14 @@ static int jtagmkII_initialize(PROGRAMMER * pgm, AVRPART * p)
int ok;
const char *ifname;
/* Abort and print error if programmer does not support the target microcontroller */
if ((strncmp(ldata(lfirst(pgm->id)), "jtag2updi", strlen("jtag2updi")) == 0 && p->flags & AVRPART_HAS_PDI) ||
(strncmp(ldata(lfirst(pgm->id)), "jtagmkII", strlen("jtagmkII")) == 0 && p->flags & AVRPART_HAS_UPDI)) {
avrdude_message(MSG_INFO, "Error: programmer %s does not support target %s\n\n",
ldata(lfirst(pgm->id)), p->desc);
return -1;
}
ok = 0;
if (pgm->flag & PGM_FL_IS_DW) {
ifname = "debugWire";
@ -1289,7 +1320,7 @@ static int jtagmkII_initialize(PROGRAMMER * pgm, AVRPART * p)
ok = 1;
} else if (pgm->flag & PGM_FL_IS_PDI) {
ifname = "PDI";
if (p->flags & AVRPART_HAS_PDI)
if (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))
ok = 1;
} else {
ifname = "JTAG";
@ -1335,20 +1366,20 @@ static int jtagmkII_initialize(PROGRAMMER * pgm, AVRPART * p)
* mode from JTAG to JTAG_XMEGA.
*/
if ((pgm->flag & PGM_FL_IS_JTAG) &&
(p->flags & AVRPART_HAS_PDI)) {
(p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))) {
if (jtagmkII_getsync(pgm, EMULATOR_MODE_JTAG_XMEGA) < 0)
return -1;
}
/*
* Must set the device descriptor before entering programming mode.
*/
if (PDATA(pgm)->fwver >= 0x700 && (p->flags & AVRPART_HAS_PDI) != 0)
if (PDATA(pgm)->fwver >= 0x700 && (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI)) != 0)
jtagmkII_set_xmega_params(pgm, p);
else
jtagmkII_set_devdescr(pgm, p);
PDATA(pgm)->boot_start = ULONG_MAX;
if ((p->flags & AVRPART_HAS_PDI)) {
if ((p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))) {
/*
* Find out where the border between application and boot area
* is.
@ -1356,8 +1387,10 @@ static int jtagmkII_initialize(PROGRAMMER * pgm, AVRPART * p)
AVRMEM *bootmem = avr_locate_mem(p, "boot");
AVRMEM *flashmem = avr_locate_mem(p, "flash");
if (bootmem == NULL || flashmem == NULL) {
if (strncmp(ldata(lfirst(pgm->id)), "jtagmkII", strlen("jtagmkII")) == 0) {
avrdude_message(MSG_INFO, "%s: jtagmkII_initialize(): Cannot locate \"flash\" and \"boot\" memories in description\n",
progname);
}
} else {
if (PDATA(pgm)->fwver < 0x700) {
/* V7+ firmware does not need this anymore */
@ -1388,7 +1421,7 @@ static int jtagmkII_initialize(PROGRAMMER * pgm, AVRPART * p)
}
PDATA(pgm)->flash_pageaddr = PDATA(pgm)->eeprom_pageaddr = (unsigned long)-1L;
if (PDATA(pgm)->fwver >= 0x700 && (p->flags & AVRPART_HAS_PDI)) {
if (PDATA(pgm)->fwver >= 0x700 && (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))) {
/*
* Work around for
* https://savannah.nongnu.org/bugs/index.php?37942
@ -1405,7 +1438,7 @@ static int jtagmkII_initialize(PROGRAMMER * pgm, AVRPART * p)
return -1;
}
if ((pgm->flag & PGM_FL_IS_JTAG) && !(p->flags & AVRPART_HAS_PDI)) {
if ((pgm->flag & PGM_FL_IS_JTAG) && !(p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))) {
strcpy(hfuse.desc, "hfuse");
if (jtagmkII_read_byte(pgm, p, &hfuse, 1, &b) < 0)
return -1;
@ -1879,7 +1912,7 @@ static int jtagmkII_page_erase(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
avrdude_message(MSG_NOTICE2, "%s: jtagmkII_page_erase(.., %s, 0x%x)\n",
progname, m->desc, addr);
if (!(p->flags & AVRPART_HAS_PDI)) {
if (!(p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))) {
avrdude_message(MSG_INFO, "%s: jtagmkII_page_erase: not an Xmega device\n",
progname);
return -1;
@ -1993,7 +2026,7 @@ static int jtagmkII_paged_write(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
if (strcmp(m->desc, "flash") == 0) {
PDATA(pgm)->flash_pageaddr = (unsigned long)-1L;
cmd[1] = jtagmkII_memtype(pgm, p, addr);
if (p->flags & AVRPART_HAS_PDI)
if (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))
/* dynamically decide between flash/boot memtype */
dynamic_memtype = 1;
} else if (strcmp(m->desc, "eeprom") == 0) {
@ -2012,18 +2045,18 @@ static int jtagmkII_paged_write(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
free(cmd);
return n_bytes;
}
cmd[1] = ( p->flags & AVRPART_HAS_PDI ) ? MTYPE_EEPROM : MTYPE_EEPROM_PAGE;
cmd[1] = ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) ? MTYPE_EEPROM : MTYPE_EEPROM_PAGE;
PDATA(pgm)->eeprom_pageaddr = (unsigned long)-1L;
} else if ( ( strcmp(m->desc, "usersig") == 0 ) ) {
cmd[1] = MTYPE_USERSIG;
} else if ( ( strcmp(m->desc, "boot") == 0 ) ) {
cmd[1] = MTYPE_BOOT_FLASH;
} else if ( p->flags & AVRPART_HAS_PDI ) {
} else if ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) {
cmd[1] = MTYPE_FLASH;
} else {
cmd[1] = MTYPE_SPM;
}
serial_recv_timeout = 100;
serial_recv_timeout = 200;
for (; addr < maxaddr; addr += page_size) {
if ((maxaddr - addr) < page_size)
block_size = maxaddr - addr;
@ -2120,11 +2153,11 @@ static int jtagmkII_paged_load(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
cmd[0] = CMND_READ_MEMORY;
if (strcmp(m->desc, "flash") == 0) {
cmd[1] = jtagmkII_memtype(pgm, p, addr);
if (p->flags & AVRPART_HAS_PDI)
if (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI))
/* dynamically decide between flash/boot memtype */
dynamic_memtype = 1;
} else if (strcmp(m->desc, "eeprom") == 0) {
cmd[1] = ( p->flags & AVRPART_HAS_PDI ) ? MTYPE_EEPROM : MTYPE_EEPROM_PAGE;
cmd[1] = ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) ? MTYPE_EEPROM : MTYPE_EEPROM_PAGE;
if (pgm->flag & PGM_FL_IS_DW)
return -1;
} else if ( ( strcmp(m->desc, "prodsig") == 0 ) ) {
@ -2133,7 +2166,7 @@ static int jtagmkII_paged_load(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
cmd[1] = MTYPE_USERSIG;
} else if ( ( strcmp(m->desc, "boot") == 0 ) ) {
cmd[1] = MTYPE_BOOT_FLASH;
} else if ( p->flags & AVRPART_HAS_PDI ) {
} else if ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) {
cmd[1] = MTYPE_FLASH;
} else {
cmd[1] = MTYPE_SPM;
@ -2218,7 +2251,7 @@ static int jtagmkII_read_byte(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
unsupp = 0;
addr += mem->offset;
cmd[1] = ( p->flags & AVRPART_HAS_PDI ) ? MTYPE_FLASH : MTYPE_FLASH_PAGE;
cmd[1] = ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) ? MTYPE_FLASH : MTYPE_FLASH_PAGE;
if (strcmp(mem->desc, "flash") == 0 ||
strcmp(mem->desc, "application") == 0 ||
strcmp(mem->desc, "apptable") == 0 ||
@ -2228,7 +2261,7 @@ static int jtagmkII_read_byte(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
paddr_ptr = &PDATA(pgm)->flash_pageaddr;
cache_ptr = PDATA(pgm)->flash_pagecache;
} else if (strcmp(mem->desc, "eeprom") == 0) {
if ( (pgm->flag & PGM_FL_IS_DW) || ( p->flags & AVRPART_HAS_PDI ) ) {
if ( (pgm->flag & PGM_FL_IS_DW) || ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) ) {
/* debugWire cannot use page access for EEPROM */
cmd[1] = MTYPE_EEPROM;
} else {
@ -2394,7 +2427,7 @@ static int jtagmkII_write_byte(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
writedata = data;
cmd[0] = CMND_WRITE_MEMORY;
cmd[1] = ( p->flags & AVRPART_HAS_PDI ) ? MTYPE_FLASH : MTYPE_SPM;
cmd[1] = ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) ? MTYPE_FLASH : MTYPE_SPM;
if (strcmp(mem->desc, "flash") == 0) {
if ((addr & 1) == 1) {
/* odd address = high byte */
@ -2408,7 +2441,7 @@ static int jtagmkII_write_byte(PROGRAMMER * pgm, AVRPART * p, AVRMEM * mem,
if (pgm->flag & PGM_FL_IS_DW)
unsupp = 1;
} else if (strcmp(mem->desc, "eeprom") == 0) {
cmd[1] = ( p->flags & AVRPART_HAS_PDI ) ? MTYPE_EEPROM_XMEGA: MTYPE_EEPROM;
cmd[1] = ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) ? MTYPE_EEPROM_XMEGA: MTYPE_EEPROM;
need_progmode = 0;
PDATA(pgm)->eeprom_pageaddr = (unsigned long)-1L;
} else if (strcmp(mem->desc, "lfuse") == 0) {
@ -2713,7 +2746,7 @@ static void jtagmkII_print_parms(PROGRAMMER * pgm)
static unsigned char jtagmkII_memtype(PROGRAMMER * pgm, AVRPART * p, unsigned long addr)
{
if ( p->flags & AVRPART_HAS_PDI ) {
if ( p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI) ) {
if (addr >= PDATA(pgm)->boot_start)
return MTYPE_BOOT_FLASH;
else
@ -2729,7 +2762,7 @@ static unsigned int jtagmkII_memaddr(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
* Xmega devices handled by V7+ firmware don't want to be told their
* m->offset within the write memory command.
*/
if (PDATA(pgm)->fwver >= 0x700 && (p->flags & AVRPART_HAS_PDI) != 0) {
if (PDATA(pgm)->fwver >= 0x700 && (p->flags & (AVRPART_HAS_PDI | AVRPART_HAS_UPDI)) != 0) {
if (addr >= PDATA(pgm)->boot_start)
/*
* all memories but "flash" are smaller than boot_start anyway, so
@ -4024,4 +4057,3 @@ void jtagmkII_dragon_pdi_initpgm(PROGRAMMER * pgm)
pgm->page_size = 256;
pgm->flag = PGM_FL_IS_PDI;
}

23
src/jtagmkII_private.h
View File

@ -206,6 +206,29 @@
# define PAR_BAUD_57600 0x06
# define PAR_BAUD_115200 0x07
# define PAR_BAUD_14400 0x08
/* Extension to jtagmkII protocol: extra baud rates, standard series. */
# define PAR_BAUD_153600 0x09
# define PAR_BAUD_230400 0x0A
# define PAR_BAUD_460800 0x0B
# define PAR_BAUD_921600 0x0C
/* Extension to jtagmkII protocol: extra baud rates, binary series. */
# define PAR_BAUD_128000 0x0D
# define PAR_BAUD_256000 0x0E
# define PAR_BAUD_512000 0x0F
# define PAR_BAUD_1024000 0x10
/* Extension to jtagmkII protocol: extra baud rates, decimal series. */
# define PAR_BAUD_150000 0x11
# define PAR_BAUD_200000 0x12
# define PAR_BAUD_250000 0x13
# define PAR_BAUD_300000 0x14
# define PAR_BAUD_400000 0x15
# define PAR_BAUD_500000 0x16
# define PAR_BAUD_600000 0x17
# define PAR_BAUD_666666 0x18
# define PAR_BAUD_1000000 0x19
# define PAR_BAUD_1500000 0x1A
# define PAR_BAUD_2000000 0x1B
# define PAR_BAUD_3000000 0x1C
#define PAR_OCD_VTARGET 0x06
#define PAR_OCD_JTAG_CLK 0x07
#define PAR_OCD_BREAK_CAUSE 0x08