repo2/firmware_legacy/usb/debug.c @ 1476
| 395 | markw | #include "debug.h"
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| 394 | markw | ||
| 395 | markw | #include "stdarg.h"
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| 416 | markw | #include "simplefile.h"
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| 395 | markw | ||
#include "printf/printf.h"
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| 394 | markw | struct SimpleFile * usb_file;
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| 416 | markw | int usb_location;
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| 394 | markw | ||
void usb_log_init(struct SimpleFile * file)
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{
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| 416 | markw | if (SimpleFile_OK == file_open_name("/usb.log", file) && (file_size(file)>=65536 && file_readonly(file)==0))
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{
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char buffer[256];
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memset8(&buffer,0,256);
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file_seek(file,0);
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int i;
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for (i=0;i!=1024;++i)
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{
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int byteswritten = 0;
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file_write(file,(void *)buffer,sizeof(buffer),&byteswritten);
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}
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file_seek(file,0);
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usb_location = 0;
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| 394 | markw | usb_file = file;
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| 416 | markw | }
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| 394 | markw | else
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usb_file = 0;
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}
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| 416 | markw | static void putcp(void* p,char c)
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{
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*(*((char**)p))++ = c;
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}
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| 394 | markw | void usb_log(char *fmt, ...)
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{
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va_list va;
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va_start(va,fmt);
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if (usb_file)
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{
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| 416 | markw | char buffer[256];
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char * ptr = &buffer[0];
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tfp_format(&ptr,putcp,fmt,va);
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putcp(&ptr,0);
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| 394 | markw | ||
| 416 | markw | file_seek(usb_file,usb_location);
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| 394 | markw | int byteswritten = 0;
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file_write(usb_file,(void *)buffer,strlen(buffer),&byteswritten);
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| 416 | markw | usb_location +=byteswritten;
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file_write(usb_file,(void *)"\n",strlen("\n"),&byteswritten);
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usb_location +=byteswritten;
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| 394 | markw | }
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va_end(va);
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}
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