void dispatch_host_cmd(void)
{
u32 length;
u8 *p = cmd_buffer;
struct TRANS_BUFFER *tb = &uart_trans_buffer[COM1];
//struct TRANS_BUFFER *tb = &usb_trans_buffer;
//if(com1_frame_count < 10) {
// return;
//}
while (length = get_trans_buffer_cmd(tb,p))
{
DBG_CMD("get cmd<<",p,length);
com1_frame_count = 0;
delay_us(CMD_WAIT_TIME);
_dispatch_host_cmd(p, length);
}
if(com1_frame_count < 5) {
return;
}
if ((trans_buffer_out_length(tb) > 0)) {
length = get_trans_buffer(tb, p, CMD_MAX_LENGTH);
_dispatch_host_cmd(p, length);
//PR_DEBUG("get cmd by delay\n");
}
}
void dispatch_host_cmd(void)
{
u32 length;
u8 *p = cmd_buffer;
if(IS_IRQ_FLAG(USBOUT_IRQ_FLAG)) {
CLEAR_IRQ_FLAG(USBOUT_IRQ_FLAG);
FrameCount = 0;
//PR_DEBUG("usb out int\n");
}
/* when usb out int occurs here, it's huge chance to get incomplete data>64 bytes*/
while (length = get_trans_buffer_cmd(&usb_trans_buffer,p))
{
DBG_CMD("get cmd<<",p,length);
delay_us(CMD_WAIT_TIME);
_dispatch_host_cmd(p, length);
}
if(IS_IRQ_FLAG(USBOUT_IRQ_FLAG))
return;
if ((trans_buffer_out_length(&usb_trans_buffer) > 0)) {
delay_ms(5);
length = get_trans_buffer(&usb_trans_buffer, p, CMD_MAX_LENGTH);
_dispatch_host_cmd(p, length);
//PR_DEBUG("get cmd by delay\n");
}
}
static void report_nonce_from_uartrx(int com)
{
int length;
u32 nonce;
struct TRANS_BUFFER *tb = &uart_trans_buffer[com];
while(trans_buffer_out_length(tb) >= 4) {
CLEAR_IRQ_FLAG((1 << com));
get_trans_buffer(tb, (u8*)&nonce, 4);
PR_DEBUG("COM%d",com+1);
DBG_CMD(">>>",(u8*)&nonce, 4);
#if defined(USE_STM3210E_EVAL)
if (COM_USART[com] == BTC_COM1 || COM_USART[com] == BTC_COM2)
report_btc_nonce(nonce);
else if (COM_USART[com] == LTC_COM1 || COM_USART[com] == LTC_COM2)
report_ltc_nonce(nonce);
#else
if (COM_USART[com] == BTC_COM1)
report_btc_nonce(nonce);
else if (COM_USART[com] == LTC_COM1)
report_ltc_nonce(nonce);
#endif
}
if(IS_IRQ_FLAG((1 << com)))
{
delay_us(CMD_WAIT_TIME);
//PR_DEBUG("get btc report data\n");
CLEAR_IRQ_FLAG((1 << com));
length = get_trans_buffer(&uart_trans_buffer[com], (u8*)&nonce, 4);
flush_trans_buffer(&uart_trans_buffer[com]);
if (length < 4)/* invalid nonce */
return;
PR_DEBUG("COM%d",com+1);
DBG_CMD(">>>",(u8*)&nonce, 4);
#if defined(USE_STM3210E_EVAL)
if (COM_USART[com] == BTC_COM1 || COM_USART[com] == BTC_COM2)
report_btc_nonce(nonce);
else if (COM_USART[com] == LTC_COM1 || COM_USART[com] == LTC_COM2)
report_ltc_nonce(nonce);
#else
if (COM_USART[com] == BTC_COM1)
report_btc_nonce(nonce);
else if (COM_USART[com] == LTC_COM1)
report_ltc_nonce(nonce);
#endif
//led0_revert();
}
}
int trans_buffer_has_cmd(struct TRANS_BUFFER *tb)
{
int n;
int length;
length = trans_buffer_out_length(tb);
if (length < 5) return 0;
for(n = 3; n < length - 1; n++)
{
if (get_next_n_out(tb,n) == HEADER_55
&& get_next_n_out(tb,n+1) == HEADER_AA)
return n;
}
return 0;
}
