Revision 74475455 hw/usb-ohci.c

b/hw/usb-ohci.c
1101 1101 
/* Generate a SOF event, and set a timer for EOF */
1102 1102 
static void ohci_sof(OHCIState *ohci)
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{
1104 
    ohci->sof_time = qemu_get_clock(vm_clock);
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    ohci->sof_time = qemu_get_clock_ns(vm_clock);
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    qemu_mod_timer(ohci->eof_timer, ohci->sof_time + usb_frame_time);
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    ohci_set_interrupt(ohci, OHCI_INTR_SF);
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}
......
1186 1186 
 */
1187 1187 
static int ohci_bus_start(OHCIState *ohci)
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{
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    ohci->eof_timer = qemu_new_timer(vm_clock,
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    ohci->eof_timer = qemu_new_timer_ns(vm_clock,
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                    ohci_frame_boundary,
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                    ohci);
1192 1192 

  		





  1193
  1193
  
    
    if (ohci->eof_timer == NULL) {


  		





  1194
  
  
    
        fprintf(stderr, "usb-ohci: %s: qemu_new_timer failed\n", ohci->name);


  		





  
  1194
  
    
        fprintf(stderr, "usb-ohci: %s: qemu_new_timer_ns failed\n", ohci->name);


  		





  1195
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        /* TODO: Signal unrecoverable error */


  		





  1196
  1196
  
    
        return 0;


  		





  1197
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    }


  		





  ......




  1311
  1311
  
    
    /* Being in USB operational state guarnatees sof_time was


  		





  1312
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     * set already.


  		





  1313
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     */


  		





  1314
  
  
    
    tks = qemu_get_clock(vm_clock) - ohci->sof_time;


  		





  
  1314
  
    
    tks = qemu_get_clock_ns(vm_clock) - ohci->sof_time;


  		





  1315
  1315
  
    

  		





  1316
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    /* avoid muldiv if possible */


  		





  1317
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    if (tks >= usb_frame_time)


  		












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