Merge pull request #1021 from tringis/fix-synopsys-change-addr
Fix dcd_set_address bug when called more than once
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commit
48f17efa77
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@ -192,6 +192,10 @@ static void bus_reset(uint8_t rhport)
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out_ep[n].DOEPCTL |= USB_OTG_DOEPCTL_SNAK;
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}
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// clear device address
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dev->DCFG &= ~USB_OTG_DCFG_DAD_Msk;
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// TODO should probably assign value when reset rather than OR
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dev->DAINTMSK |= (1 << USB_OTG_DAINTMSK_OEPM_Pos) | (1 << USB_OTG_DAINTMSK_IEPM_Pos);
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dev->DOEPMSK |= USB_OTG_DOEPMSK_STUPM | USB_OTG_DOEPMSK_XFRCM;
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dev->DIEPMSK |= USB_OTG_DIEPMSK_TOM | USB_OTG_DIEPMSK_XFRCM;
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@ -519,7 +523,7 @@ void dcd_int_disable (uint8_t rhport)
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void dcd_set_address (uint8_t rhport, uint8_t dev_addr)
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{
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USB_OTG_DeviceTypeDef * dev = DEVICE_BASE(rhport);
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dev->DCFG |= (dev_addr << USB_OTG_DCFG_DAD_Pos) & USB_OTG_DCFG_DAD_Msk;
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dev->DCFG = (dev->DCFG & ~USB_OTG_DCFG_DAD_Msk) | (dev_addr << USB_OTG_DCFG_DAD_Pos);
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// Response with status after changing device address
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dcd_edpt_xfer(rhport, tu_edpt_addr(0, TUSB_DIR_IN), NULL, 0);
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