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fix/correct the max_loop (upper bound for EHCI & OHCI) endpoint list. This causes multiple devices hub mounting problems previously

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This commit is contained in:
hathach
2014-04-29 01:54:28 +07:00
parent b7b1d530f4
commit 5aacc633b4
6 changed files with 20 additions and 19 deletions
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12
tinyusb/host/ehci/ehci.c
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@@ -592,7 +592,7 @@ static void async_list_xfer_complete_isr(ehci_qhd_t * const async_head)
}
p_qhd = qhd_next(p_qhd);
max_loop++;
}while(p_qhd != async_head && max_loop < HCD_MAX_ENDPOINT); // async list traversal, stop if loop around
}while(p_qhd != async_head && max_loop < HCD_MAX_ENDPOINT*TUSB_CFG_HOST_DEVICE_MAX); // async list traversal, stop if loop around
// TODO abstract max loop guard for async
}
@@ -606,7 +606,7 @@ static void period_list_xfer_complete_isr(uint8_t hostid, uint8_t interval_ms)
// TODO abstract max loop guard for period
while( !next_item.terminate &&
!(interval_ms > 1 && period_1ms_addr == align32(next_item.address)) &&
max_loop < (HCD_MAX_ENDPOINT + EHCI_MAX_ITD + EHCI_MAX_SITD))
max_loop < (HCD_MAX_ENDPOINT + EHCI_MAX_ITD + EHCI_MAX_SITD)*TUSB_CFG_HOST_DEVICE_MAX)
{
switch ( next_item.type )
{
@@ -646,8 +646,8 @@ static void qhd_xfer_error_isr(ehci_qhd_t * p_qhd)
p_qhd->total_xferred_bytes += p_qhd->p_qtd_list_head->expected_bytes - p_qhd->p_qtd_list_head->total_bytes;
// TODO skip unplugged device
if ( TUSB_EVENT_XFER_ERROR == error_event ) hal_debugger_breakpoint();
// if ( TUSB_EVENT_XFER_ERROR == error_event ) hal_debugger_breakpoint(); // TODO skip unplugged device
p_qhd->p_qtd_list_head->used = 0; // free QTD
qtd_remove_1st_from_qhd(p_qhd);
@@ -691,7 +691,7 @@ static void xfer_error_isr(uint8_t hostid)
qhd_xfer_error_isr( p_qhd );
p_qhd = qhd_next(p_qhd);
max_loop++;
}while(p_qhd != async_head && max_loop < HCD_MAX_ENDPOINT); // async list traversal, stop if loop around
}while(p_qhd != async_head && max_loop < HCD_MAX_ENDPOINT*TUSB_CFG_HOST_DEVICE_MAX); // async list traversal, stop if loop around
#if EHCI_PERIODIC_LIST
//------------- TODO refractor period list -------------//
@@ -704,7 +704,7 @@ static void xfer_error_isr(uint8_t hostid)
// TODO abstract max loop guard for period
while( !next_item.terminate &&
!(interval_ms > 1 && period_1ms_addr == align32(next_item.address)) &&
period_max_loop < (HCD_MAX_ENDPOINT + EHCI_MAX_ITD + EHCI_MAX_SITD))
period_max_loop < (HCD_MAX_ENDPOINT + EHCI_MAX_ITD + EHCI_MAX_SITD)*TUSB_CFG_HOST_DEVICE_MAX)
{
switch ( next_item.type )
{