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renesas_ra: host: handle retry on attach()

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This commit is contained in:
Martino Facchin 2023-05-03 10:05:29 +02:00
parent be54870c3b
commit 4afed62646
1 changed files with 11 additions and 1 deletions
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12
src/portable/renesas/rusb2/hcd_rusb2.c
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@ -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;