diff options
| author | Martino Facchin <[email protected]> | 2023-05-03 10:05:29 +0200 |
|---|---|---|
| committer | Martino Facchin <[email protected]> | 2023-05-03 10:05:29 +0200 |
| commit | 4afed62646d18dd96eef619d7d21b47a2422672f (patch) | |
| tree | 5c1d0e02dbd008612f9580fc9039ce12f186c8b5 /src | |
| parent | be54870c3b2f7f1c14b0f5527f4928c8a4a4a7ae (diff) | |
renesas_ra: host: handle retry on attach()
Diffstat (limited to 'src')
| -rw-r--r-- | src/portable/renesas/rusb2/hcd_rusb2.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/portable/renesas/rusb2/hcd_rusb2.c b/src/portable/renesas/rusb2/hcd_rusb2.c index 03811d63f..9dd4f0a48 100644 --- a/src/portable/renesas/rusb2/hcd_rusb2.c +++ b/src/portable/renesas/rusb2/hcd_rusb2.c @@ -759,9 +759,10 @@ void hcd_int_handler(uint8_t rhport) 7, 17, 0, 25, 22, 31, 15, 29, 10, 12, 6, 0, 21, 14, 9, 5, 20, 8, 19, 18}; #endif - + static unsigned char attach_attempt = 0; unsigned is1 = RUSB2->INTSTS1; unsigned is0 = RUSB2->INTSTS0; + /* clear active bits except VALID (don't write 0 to already cleared bits according to the HW manual) */ RUSB2->INTSTS1 = ~((RUSB2_INTSTS1_SACK_Msk | RUSB2_INTSTS1_SIGN_Msk | RUSB2_INTSTS1_ATTCH_Msk | RUSB2_INTSTS1_DTCH_Msk) & is1); RUSB2->INTSTS0 = ~((RUSB2_INTSTS0_BRDY_Msk | RUSB2_INTSTS0_NRDY_Msk | RUSB2_INTSTS0_BEMP_Msk) & is0); @@ -772,12 +773,21 @@ void hcd_int_handler(uint8_t rhport) if (is1 & RUSB2_INTSTS1_SACK_Msk) { /* Set DATA1 in advance for the next transfer. */ RUSB2->DCPCTR_b.SQSET = 1; + attach_attempt = 0; hcd_event_xfer_complete(RUSB2->DCPMAXP_b.DEVSEL, tu_edpt_addr(0, TUSB_DIR_OUT), 8, XFER_RESULT_SUCCESS, true); } if (is1 & RUSB2_INTSTS1_SIGN_Msk) { hcd_event_xfer_complete(RUSB2->DCPMAXP_b.DEVSEL, tu_edpt_addr(0, TUSB_DIR_OUT), 8, XFER_RESULT_FAILED, true); + if(attach_attempt > 0) { + RUSB2->DVSTCTR0_b.UACT = 1; + _hcd.need_reset = true; + RUSB2->INTENB1 = (RUSB2->INTENB1 & ~RUSB2_INTSTS1_ATTCH_Msk) | RUSB2_INTSTS1_DTCH_Msk; + hcd_event_device_attach(rhport, true); + } + attach_attempt--; } if (is1 & RUSB2_INTSTS1_ATTCH_Msk) { + attach_attempt = 10; RUSB2->DVSTCTR0_b.UACT = 1; _hcd.need_reset = true; RUSB2->INTENB1 = (RUSB2->INTENB1 & ~RUSB2_INTSTS1_ATTCH_Msk) | RUSB2_INTSTS1_DTCH_Msk; |