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controller/LoadFile/teensy_loader_cli.c
Rowan Decker 1392571bd7 Fix whitespace 
Use a consistent standard - Tabs in front for indenting, spaces after for anything else. This way everything stays nice and lined up while also letting users change there prefered indent level. Most of the new files from Haata where already in this format.
2015-03-08 18:40:01 -07:00

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/* Teensy Loader, Command Line Interface
* Program and Reboot Teensy Board with HalfKay Bootloader
* http://www.pjrc.com/teensy/loader_cli.html
* Copyright 2008-2010, PJRC.COM, LLC
* Modifications 2014, Jacob Alexander <haata@kiibohd.com>
*
* You may redistribute this program and/or modify it under the terms
* of the GNU General Public License as published by the Free Software
* Foundation, version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/
*/
/* Want to incorporate this code into a proprietary application??
* Just email paul@pjrc.com to ask. Usually it's not a problem,
* but you do need to ask to use this code in any way other than
* those permitted by the GNU General Public License, version 3 */
/* For non-root permissions on ubuntu or similar udev-based linux
* http://www.pjrc.com/teensy/49-teensy.rules
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
void usage(void)
{
fprintf(stderr, "Usage: teensy_loader_cli -mmcu=<MCU> [-w] [-h] [-n] [-v] <file.hex>\n");
fprintf(stderr, "\t-w : Wait for device to appear\n");
fprintf(stderr, "\t-r : Use hard reboot if device not online\n");
fprintf(stderr, "\t-n : No reboot after programming\n");
fprintf(stderr, "\t-v : Verbose output\n");
#if defined(USE_LIBUSB)
fprintf(stderr, "\n<MCU> = atmega32u4 | at90usb162 | at90usb646 | at90usb1286 | mk20dx128 | mk20dx256\n");
#else
fprintf(stderr, "\n<MCU> = atmega32u4 | at90usb162 | at90usb646 | at90usb1286\n");
#endif
fprintf(stderr, "\nFor more information, please visit:\n");
fprintf(stderr, "http://www.pjrc.com/teensy/loader_cli.html\n");
exit(1);
}
// USB Access Functions
int teensy_open(void);
int teensy_write(void *buf, int len, double timeout);
void teensy_close(void);
int hard_reboot(void);
// Intel Hex File Functions
int read_intel_hex(const char *filename);
int ihex_bytes_within_range(int begin, int end);
void ihex_get_data(int addr, int len, unsigned char *bytes);
int memory_is_blank(int addr, int block_size);
// Misc stuff
int printf_verbose(const char *format, ...);
void delay(double seconds);
void die(const char *str, ...);
void parse_options(int argc, char **argv);
// options (from user via command line args)
int wait_for_device_to_appear = 0;
int hard_reboot_device = 0;
int reboot_after_programming = 1;
int verbose = 0;
int code_size = 0, block_size = 0;
const char *filename=NULL;
/****************************************************************/
/* */
/* Main Program */
/* */
/****************************************************************/
int main(int argc, char **argv)
{
unsigned char buf[2048];
int num, addr, r, write_size=block_size+2;
int first_block=1, waited=0;
// parse command line arguments
parse_options(argc, argv);
if (!filename) {
fprintf(stderr, "Filename must be specified\n\n");
usage();
}
if (!code_size) {
fprintf(stderr, "MCU type must be specified\n\n");
usage();
}
printf_verbose("Teensy Loader, Command Line, Version 2.0, Kiibohd-Mods\n");
// read the intel hex file
// this is done first so any error is reported before using USB
num = read_intel_hex(filename);
if (num < 0) die("error reading intel hex file \"%s\"", filename);
printf_verbose("Read \"%s\": %d bytes, %.1f%% usage\n",
filename, num, (double)num / (double)code_size * 100.0);
// open the USB device
while (1) {
if (teensy_open()) break;
if (hard_reboot_device) {
if (!hard_reboot()) die("Unable to find rebootor\n");
printf_verbose("Hard Reboot performed\n");
hard_reboot_device = 0; // only hard reboot once
wait_for_device_to_appear = 1;
}
if (!wait_for_device_to_appear) die("Unable to open device\n");
if (!waited) {
printf_verbose("Waiting for Teensy device...\n");
printf_verbose(" (hint: press the reset button)\n");
waited = 1;
}
delay(0.25);
}
printf_verbose("Found HalfKay Bootloader\n");
// if we waited for the device, read the hex file again
// perhaps it changed while we were waiting?
if (waited) {
num = read_intel_hex(filename);
if (num < 0) die("error reading intel hex file \"%s\"", filename);
printf_verbose("Read \"%s\": %d bytes, %.1f%% usage\n",
filename, num, (double)num / (double)code_size * 100.0);
}
// program the data
printf_verbose("Programming");
fflush(stdout);
for (addr = 0; addr < code_size; addr += block_size) {
if (!first_block && !ihex_bytes_within_range(addr, addr + block_size - 1)) {
// don't waste time on blocks that are unused,
// but always do the first one to erase the chip
continue;
}
if (!first_block && memory_is_blank(addr, block_size)) continue;
printf_verbose(".");
if (code_size < 0x10000) {
buf[0] = addr & 255;
buf[1] = (addr >> 8) & 255;
ihex_get_data(addr, block_size, buf + 2);
write_size = block_size + 2;
} else if (block_size == 256) {
buf[0] = (addr >> 8) & 255;
buf[1] = (addr >> 16) & 255;
ihex_get_data(addr, block_size, buf + 2);
write_size = block_size + 2;
} else if (block_size >= 1024) {
buf[0] = addr & 255;
buf[1] = (addr >> 8) & 255;
buf[2] = (addr >> 16) & 255;
memset(buf + 3, 0, 61);
ihex_get_data(addr, block_size, buf + 64);
write_size = block_size + 64;
} else {
die("Unknown code/block size\n");
}
r = teensy_write(buf, write_size, first_block ? 3.0 : 0.25);
if (!r) die("error writing to Teensy\n");
first_block = 0;
}
printf_verbose("\n");
// reboot to the user's new code
if (reboot_after_programming) {
printf_verbose("Booting\n");
buf[0] = 0xFF;
buf[1] = 0xFF;
buf[2] = 0xFF;
memset(buf + 3, 0, sizeof(buf) - 3);
teensy_write(buf, write_size, 0.25);
}
teensy_close();
return 0;
}
/****************************************************************/
/* */
/* USB Access - libusb (Linux, Windows & FreeBSD) */
/* */
/****************************************************************/
#if defined(USE_LIBUSB)
#include <libusb-1.0/libusb.h>
struct libusb_device_handle *open_usb_device( int vid, int pid )
{
libusb_device **devs;
struct libusb_device_handle *handle = NULL;
struct libusb_device_handle *ret = NULL;
if ( libusb_init( NULL ) != 0 )
fprintf( stderr, "libusb_init failed.\n" );
size_t count = libusb_get_device_list( NULL, &devs );
if ( count < 0 )
fprintf( stderr, "libusb_get_device_list failed.\n" );
for ( size_t c = 0; c < count; c++ )
{
struct libusb_device_descriptor desc;
libusb_device *dev = devs[c];
if ( libusb_get_device_descriptor( dev, &desc ) < 0 )
fprintf( stderr, "libusb_get_device_descriptor failed.\n" );
//printf("ID: %04x Product: %04x\n", desc.idVendor, desc.idProduct );
// Not correct device
if ( desc.idVendor != vid || desc.idProduct != pid )
continue;
// Attempt to open the device
if ( libusb_open( dev, &handle ) != 0 )
{
fprintf( stderr, "Found device but unable to open\n" );
continue;
}
// Only required on Linux, other platforms will just ignore this call
libusb_detach_kernel_driver( handle, 0 );
// Mac OS-X - removing this call to usb_claim_interface() might allow
// this to work, even though it is a clear misuse of the libusb API.
// normally Apple's IOKit should be used on Mac OS-X
// XXX Is this still valid with libusb-1.0?
// Attempt to claim interface
int err = libusb_claim_interface( handle, 0 );
if ( err < 0 )
{
libusb_close( handle );
fprintf( stderr, "Unable to claim interface, check USB permissions: %d\n", err );
continue;
}
ret = handle;
break;
}
libusb_free_device_list( devs, 1 );
return ret;
}
static struct libusb_device_handle *libusb_teensy_handle = NULL;
int teensy_open()
{
teensy_close();
libusb_teensy_handle = open_usb_device( 0x16C0, 0x0478 );
if ( libusb_teensy_handle )
return 1;
return 0;
}
int teensy_write( void *buf, int len, double timeout )
{
int r;
if ( !libusb_teensy_handle )
return 0;
while ( timeout > 0 ) {
r = libusb_control_transfer( libusb_teensy_handle,
0x21, 9, 0x0200, 0,
(unsigned char *)buf, len,
(int)(timeout * 1000.0) );
if ( r >= 0 )
return 1;
//printf("teensy_write, r=%d\n", r);
usleep( 10000 );
timeout -= 0.01; // TODO: subtract actual elapsed time
}
return 0;
}
void teensy_close()
{
if ( !libusb_teensy_handle)
return;
libusb_release_interface( libusb_teensy_handle, 0 );
libusb_close( libusb_teensy_handle );
libusb_teensy_handle = NULL;
}
int hard_reboot()
{
struct libusb_device_handle *rebootor;
int r;
rebootor = open_usb_device( 0x16C0, 0x0477 );
if (!rebootor)
return 0;
r = libusb_control_transfer( rebootor,
0x21, 9, 0x0200, 0,
(unsigned char*)"reboot", 6,
100 );
libusb_release_interface( rebootor, 0 );
libusb_close( rebootor );
if (r < 0)
return 0;
return 1;
}
#endif
/****************************************************************/
/* */
/* USB Access - Apple's IOKit, Mac OS-X */
/* */
/****************************************************************/
#if defined(USE_APPLE_IOKIT)
// http://developer.apple.com/technotes/tn2007/tn2187.html
#include <IOKit/IOKitLib.h>
#include <IOKit/hid/IOHIDLib.h>
#include <IOKit/hid/IOHIDDevice.h>
struct usb_list_struct {
IOHIDDeviceRef ref;
int pid;
int vid;
struct usb_list_struct *next;
};
static struct usb_list_struct *usb_list=NULL;
static IOHIDManagerRef hid_manager=NULL;
void attach_callback(void *context, IOReturn r, void *hid_mgr, IOHIDDeviceRef dev)
{
CFTypeRef type;
struct usb_list_struct *n, *p;
int32_t pid, vid;
if (!dev) return;
type = IOHIDDeviceGetProperty(dev, CFSTR(kIOHIDVendorIDKey));
if (!type || CFGetTypeID(type) != CFNumberGetTypeID()) return;
if (!CFNumberGetValue((CFNumberRef)type, kCFNumberSInt32Type, &vid)) return;
type = IOHIDDeviceGetProperty(dev, CFSTR(kIOHIDProductIDKey));
if (!type || CFGetTypeID(type) != CFNumberGetTypeID()) return;
if (!CFNumberGetValue((CFNumberRef)type, kCFNumberSInt32Type, &pid)) return;
n = (struct usb_list_struct *)malloc(sizeof(struct usb_list_struct));
if (!n) return;
//printf("attach callback: vid=%04X, pid=%04X\n", vid, pid);
n->ref = dev;
n->vid = vid;
n->pid = pid;
n->next = NULL;
if (usb_list == NULL) {
usb_list = n;
} else {
for (p = usb_list; p->next; p = p->next) ;
p->next = n;
}
}
void detach_callback(void *context, IOReturn r, void *hid_mgr, IOHIDDeviceRef dev)
{
struct usb_list_struct *p, *tmp, *prev=NULL;
p = usb_list;
while (p) {
if (p->ref == dev) {
if (prev) {
prev->next = p->next;
} else {
usb_list = p->next;
}
tmp = p;
p = p->next;
free(tmp);
} else {
prev = p;
p = p->next;
}
}
}
void init_hid_manager(void)
{
CFMutableDictionaryRef dict;
IOReturn ret;
if (hid_manager) return;
hid_manager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
if (hid_manager == NULL || CFGetTypeID(hid_manager) != IOHIDManagerGetTypeID()) {
if (hid_manager) CFRelease(hid_manager);
printf_verbose("no HID Manager - maybe this is a pre-Leopard (10.5) system?\n");
return;
}
dict = CFDictionaryCreateMutable(kCFAllocatorDefault, 0,
&kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
if (!dict) return;
IOHIDManagerSetDeviceMatching(hid_manager, dict);
CFRelease(dict);
IOHIDManagerScheduleWithRunLoop(hid_manager, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
IOHIDManagerRegisterDeviceMatchingCallback(hid_manager, attach_callback, NULL);
IOHIDManagerRegisterDeviceRemovalCallback(hid_manager, detach_callback, NULL);
ret = IOHIDManagerOpen(hid_manager, kIOHIDOptionsTypeNone);
if (ret != kIOReturnSuccess) {
IOHIDManagerUnscheduleFromRunLoop(hid_manager,
CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
CFRelease(hid_manager);
printf_verbose("Error opening HID Manager");
}
}
static void do_run_loop(void)
{
while (CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0, true) == kCFRunLoopRunHandledSource) ;
}
IOHIDDeviceRef open_usb_device(int vid, int pid)
{
struct usb_list_struct *p;
IOReturn ret;
init_hid_manager();
do_run_loop();
for (p = usb_list; p; p = p->next) {
if (p->vid == vid && p->pid == pid) {
ret = IOHIDDeviceOpen(p->ref, kIOHIDOptionsTypeNone);
if (ret == kIOReturnSuccess) return p->ref;
}
}
return NULL;
}
void close_usb_device(IOHIDDeviceRef dev)
{
struct usb_list_struct *p;
do_run_loop();
for (p = usb_list; p; p = p->next) {
if (p->ref == dev) {
IOHIDDeviceClose(dev, kIOHIDOptionsTypeNone);
return;
}
}
}
static IOHIDDeviceRef iokit_teensy_reference = NULL;
int teensy_open(void)
{
teensy_close();
iokit_teensy_reference = open_usb_device(0x16C0, 0x0478);
if (iokit_teensy_reference) return 1;
return 0;
}
int teensy_write(void *buf, int len, double timeout)
{
IOReturn ret;
// timeouts do not work on OS-X
// IOHIDDeviceSetReportWithCallback is not implemented
// even though Apple documents it with a code example!
// submitted to Apple on 22-sep-2009, problem ID 7245050
if (!iokit_teensy_reference) return 0;
ret = IOHIDDeviceSetReport(iokit_teensy_reference,
kIOHIDReportTypeOutput, 0, buf, len);
if (ret == kIOReturnSuccess) return 1;
return 0;
}
void teensy_close(void)
{
if (!iokit_teensy_reference) return;
close_usb_device(iokit_teensy_reference);
iokit_teensy_reference = NULL;
}
int hard_reboot(void)
{
IOHIDDeviceRef rebootor;
IOReturn ret;
rebootor = open_usb_device(0x16C0, 0x0477);
if (!rebootor) return 0;
ret = IOHIDDeviceSetReport(rebootor,
kIOHIDReportTypeOutput, 0, (uint8_t *)("reboot"), 6);
close_usb_device(rebootor);
if (ret == kIOReturnSuccess) return 1;
return 0;
}
#endif
/****************************************************************/
/* */
/* USB Access - BSD's UHID driver */
/* */
/****************************************************************/
#if defined(USE_UHID)
// Thanks to Todd T Fries for help getting this working on OpenBSD
// and to Chris Kuethe for the initial patch to use UHID.
#include <sys/ioctl.h>
#include <fcntl.h>
#include <dirent.h>
#include <dev/usb/usb.h>
#ifndef USB_GET_DEVICEINFO
#include <dev/usb/usb_ioctl.h>
#endif
int open_usb_device(int vid, int pid)
{
int r, fd;
DIR *dir;
struct dirent *d;
struct usb_device_info info;
char buf[256];
dir = opendir("/dev");
if (!dir) return -1;
while ((d = readdir(dir)) != NULL) {
if (strncmp(d->d_name, "uhid", 4) != 0) continue;
snprintf(buf, sizeof(buf), "/dev/%s", d->d_name);
fd = open(buf, O_RDWR);
if (fd < 0) continue;
r = ioctl(fd, USB_GET_DEVICEINFO, &info);
if (r < 0) {
// NetBSD: added in 2004
// OpenBSD: added November 23, 2009
// FreeBSD: missing (FreeBSD 8.0) - USE_LIBUSB works!
die("Error: your uhid driver does not support"
" USB_GET_DEVICEINFO, please upgrade!\n");
close(fd);
closedir(dir);
exit(1);
}
//printf("%s: v=%d, p=%d\n", buf, info.udi_vendorNo, info.udi_productNo);
if (info.udi_vendorNo == vid && info.udi_productNo == pid) {
closedir(dir);
return fd;
}
close(fd);
}
closedir(dir);
return -1;
}
static int uhid_teensy_fd = -1;
int teensy_open(void)
{
teensy_close();
uhid_teensy_fd = open_usb_device(0x16C0, 0x0478);
if (uhid_teensy_fd < 0) return 0;
return 1;
}
int teensy_write(void *buf, int len, double timeout)
{
int r;
// TODO: imeplement timeout... how??
r = write(uhid_teensy_fd, buf, len);
if (r == len) return 1;
return 0;
}
void teensy_close(void)
{
if (uhid_teensy_fd >= 0) {
close(uhid_teensy_fd);
uhid_teensy_fd = -1;
}
}
int hard_reboot(void)
{
int r, rebootor_fd;
rebootor_fd = open_usb_device(0x16C0, 0x0477);
if (rebootor_fd < 0) return 0;
r = write(rebootor_fd, "reboot", 6);
delay(0.1);
close(rebootor_fd);
if (r == 6) return 1;
return 0;
}
#endif
/****************************************************************/
/* */
/* Read Intel Hex File */
/* */
/****************************************************************/
// the maximum flash image size we can support
// chips with larger memory may be used, but only this
// much intel-hex data can be loaded into memory!
#define MAX_MEMORY_SIZE 0x40000
static unsigned char firmware_image[MAX_MEMORY_SIZE];
static unsigned char firmware_mask[MAX_MEMORY_SIZE];
static int end_record_seen=0;
static int byte_count;
static unsigned int extended_addr = 0;
static int parse_hex_line(char *line);
int read_intel_hex(const char *filename)
{
FILE *fp;
int i, lineno=0;
char buf[1024];
byte_count = 0;
end_record_seen = 0;
for (i=0; i<MAX_MEMORY_SIZE; i++) {
firmware_image[i] = 0xFF;
firmware_mask[i] = 0;
}
extended_addr = 0;
fp = fopen(filename, "r");
if (fp == NULL) {
//printf("Unable to read file %s\n", filename);
return -1;
}
while (!feof(fp)) {
*buf = '\0';
if (!fgets(buf, sizeof(buf), fp)) break;
lineno++;
if (*buf) {
if (parse_hex_line(buf) == 0) {
printf("Warning, HEX parse error line %d\n", lineno);
return -2;
}
}
if (end_record_seen) break;
if (feof(stdin)) break;
}
fclose(fp);
return byte_count;
}
/* from ihex.c, at http://www.pjrc.com/tech/8051/pm2_docs/intel-hex.html */
/* parses a line of intel hex code, stores the data in bytes[] */
/* and the beginning address in addr, and returns a 1 if the */
/* line was valid, or a 0 if an error occured. The variable */
/* num gets the number of bytes that were stored into bytes[] */
int
parse_hex_line(char *line)
{
int addr, code, num;
int sum, len, cksum, i;
char *ptr;
num = 0;
if (line[0] != ':') return 0;
if (strlen(line) < 11) return 0;
ptr = line+1;
if (!sscanf(ptr, "%02x", &len)) return 0;
ptr += 2;
if ((int)strlen(line) < (11 + (len * 2)) ) return 0;
if (!sscanf(ptr, "%04x", &addr)) return 0;
ptr += 4;
/* printf("Line: length=%d Addr=%d\n", len, addr); */
if (!sscanf(ptr, "%02x", &code)) return 0;
if (addr + extended_addr + len >= MAX_MEMORY_SIZE) return 0;
ptr += 2;
sum = (len & 255) + ((addr >> 8) & 255) + (addr & 255) + (code & 255);
if (code != 0) {
if (code == 1) {
end_record_seen = 1;
return 1;
}
if (code == 2 && len == 2) {
if (!sscanf(ptr, "%04x", &i)) return 1;
ptr += 4;
sum += ((i >> 8) & 255) + (i & 255);
if (!sscanf(ptr, "%02x", &cksum)) return 1;
if (((sum & 255) + (cksum & 255)) & 255) return 1;
extended_addr = i << 4;
//printf("ext addr = %05X\n", extended_addr);
}
if (code == 4 && len == 2) {
if (!sscanf(ptr, "%04x", &i)) return 1;
ptr += 4;
sum += ((i >> 8) & 255) + (i & 255);
if (!sscanf(ptr, "%02x", &cksum)) return 1;
if (((sum & 255) + (cksum & 255)) & 255) return 1;
extended_addr = i << 16;
//printf("ext addr = %08X\n", extended_addr);
}
return 1; // non-data line
}
byte_count += len;
while (num != len) {
if (sscanf(ptr, "%02x", &i) != 1) return 0;
i &= 255;
firmware_image[addr + extended_addr + num] = i;
firmware_mask[addr + extended_addr + num] = 1;
ptr += 2;
sum += i;
(num)++;
if (num >= 256) return 0;
}
if (!sscanf(ptr, "%02x", &cksum)) return 0;
if (((sum & 255) + (cksum & 255)) & 255) return 0; /* checksum error */
return 1;
}
int ihex_bytes_within_range(int begin, int end)
{
int i;
if (begin < 0 || begin >= MAX_MEMORY_SIZE ||
end < 0 || end >= MAX_MEMORY_SIZE) {
return 0;
}
for (i=begin; i<=end; i++) {
if (firmware_mask[i]) return 1;
}
return 0;
}
void ihex_get_data(int addr, int len, unsigned char *bytes)
{
int i;
if (addr < 0 || len < 0 || addr + len >= MAX_MEMORY_SIZE) {
for (i=0; i<len; i++) {
bytes[i] = 255;
}
return;
}
for (i=0; i<len; i++) {
if (firmware_mask[addr]) {
bytes[i] = firmware_image[addr];
} else {
bytes[i] = 255;
}
addr++;
}
}
int memory_is_blank(int addr, int block_size)
{
if (addr < 0 || addr > MAX_MEMORY_SIZE) return 1;
while (block_size && addr < MAX_MEMORY_SIZE) {
if (firmware_mask[addr] && firmware_image[addr] != 255) return 0;
addr++;
block_size--;
}
return 1;
}
/****************************************************************/
/* */
/* Misc Functions */
/* */
/****************************************************************/
int printf_verbose(const char *format, ...)
{
va_list ap;
int r;
va_start(ap, format);
if (verbose) {
r = vprintf(format, ap);
fflush(stdout);
return r;
}
return 0;
}
void delay(double seconds)
{
#ifdef WIN32
Sleep(seconds * 1000.0);
#else
usleep(seconds * 1000000.0);
#endif
}
void die(const char *str, ...)
{
va_list ap;
va_start(ap, str);
vfprintf(stderr, str, ap);
fprintf(stderr, "\n");
exit(1);
}
#if defined(WIN32)
#define strcasecmp stricmp
#endif
void parse_options(int argc, char **argv)
{
int i;
const char *arg;
for (i=1; i<argc; i++) {
arg = argv[i];
//printf("arg: %s\n", arg);
if (*arg == '-') {
if (strcmp(arg, "-w") == 0) {
wait_for_device_to_appear = 1;
} else if (strcmp(arg, "-r") == 0) {
hard_reboot_device = 1;
} else if (strcmp(arg, "-n") == 0) {
reboot_after_programming = 0;
} else if (strcmp(arg, "-v") == 0) {
verbose = 1;
} else if (strncmp(arg, "-mmcu=", 6) == 0) {
if (strcasecmp(arg+6, "at90usb162") == 0) {
code_size = 15872;
block_size = 128;
} else if (strcasecmp(arg+6, "atmega32u4") == 0) {
code_size = 32256;
block_size = 128;
} else if (strcasecmp(arg+6, "at90usb646") == 0) {
code_size = 64512;
block_size = 256;
} else if (strcasecmp(arg+6, "at90usb1286") == 0) {
code_size = 130048;
block_size = 256;
#if defined(USE_LIBUSB)
} else if (strcasecmp(arg+6, "mk20dx128") == 0) {
code_size = 131072;
block_size = 1024;
} else if (strcasecmp(arg+6, "mk20dx256") == 0) {
code_size = 262144;
block_size = 1024;
#endif
} else {
die("Unknown MCU type\n");
}
}
} else {
filename = argv[i];
}
}
}
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