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dcd_msp430x5xx: Fix TOGGLE bit behavior, clear stall when endpoint

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opened due to reset potentially not resetting everything.
This commit is contained in:
William D. Jones 2019-10-01 23:03:39 -04:00
parent b623e3023e
commit fad44c03c8
1 changed files with 2 additions and 4 deletions
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6
src/portable/ti/msp430x5xx/dcd_msp430x5xx.c
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@ -260,9 +260,9 @@ bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
ep_regs[SIZXY] = desc_edpt->wMaxPacketSize.size; ep_regs[SIZXY] = desc_edpt->wMaxPacketSize.size;
ep_regs[BCTX] |= NAK; ep_regs[BCTX] |= NAK;
ep_regs[BBAX] = buf_base; ep_regs[BBAX] = buf_base;
ep_regs[CNF] &= ~TOGGLE; // ISO xfers not supported on MSP430, ep_regs[CNF] &= ~(TOGGLE | STALL); // ISO xfers not supported on MSP430,
// so no need to gate DATA0/1 and frame // so no need to gate DATA0/1 and frame
// behavior. // behavior. Clear stall bit- see above comment.
ep_regs[CNF] |= (UBME | USBIIE); ep_regs[CNF] |= (UBME | USBIIE);
USBKEYPID = USBKEY; USBKEYPID = USBKEY;
@ -313,8 +313,6 @@ bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t
{ {
ep_regs_t ep_regs = EP_REGS(epnum, dir); ep_regs_t ep_regs = EP_REGS(epnum, dir);
ep_regs[CNF] &= ~TOGGLE; // Bulk and int begin on DATA0.
if(dir == TUSB_DIR_OUT) if(dir == TUSB_DIR_OUT)
{ {
ep_regs[BCTX] &= ~NAK; ep_regs[BCTX] &= ~NAK;