Revision 16a2dee6 hw/usb-ehci.c
| b/hw/usb-ehci.c | ||
|---|---|---|
| 373 | 373 |
target_phys_addr_t mem_base; |
| 374 | 374 |
int mem; |
| 375 | 375 |
int num_ports; |
| 376 |
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| 377 |
/* properties */ |
|
| 378 |
uint32_t freq; |
|
| 379 |
uint32_t maxframes; |
|
| 380 |
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| 376 | 381 |
/* |
| 377 | 382 |
* EHCI spec version 1.0 Section 2.3 |
| 378 | 383 |
* Host Controller Operational Registers |
| ... | ... | |
| 2048 | 2053 |
|
| 2049 | 2054 |
|
| 2050 | 2055 |
t_now = qemu_get_clock_ns(vm_clock); |
| 2051 |
expire_time = t_now + (get_ticks_per_sec() / FRAME_TIMER_FREQ);
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| 2056 |
expire_time = t_now + (get_ticks_per_sec() / ehci->freq);
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| 2052 | 2057 |
if (expire_time == t_now) {
|
| 2053 | 2058 |
expire_time++; |
| 2054 | 2059 |
} |
| ... | ... | |
| 2073 | 2078 |
ehci->sofv &= 0x000003ff; |
| 2074 | 2079 |
} |
| 2075 | 2080 |
|
| 2076 |
if (frames - i > 10) {
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| 2081 |
if (frames - i > ehci->maxframes) {
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| 2077 | 2082 |
skipped_frames++; |
| 2078 | 2083 |
} else {
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| 2079 | 2084 |
ehci_advance_periodic_state(ehci); |
| ... | ... | |
| 2146 | 2151 |
.device_id = PCI_DEVICE_ID_INTEL_82801D, |
| 2147 | 2152 |
.revision = 0x10, |
| 2148 | 2153 |
.class_id = PCI_CLASS_SERIAL_USB, |
| 2154 |
.qdev.props = (Property[]) {
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|
| 2155 |
DEFINE_PROP_UINT32("freq", EHCIState, freq, FRAME_TIMER_FREQ),
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DEFINE_PROP_UINT32("maxframes", EHCIState, maxframes, 128),
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DEFINE_PROP_END_OF_LIST(), |
|
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}, |
|
| 2149 | 2159 |
}; |
| 2150 | 2160 |
|
| 2151 | 2161 |
static int usb_ehci_initfn(PCIDevice *dev) |
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