diff options
| -rw-r--r-- | port/musb/usb_dc_musb.c | 6 | ||||
| -rw-r--r-- | port/musb/usb_hc_musb.c | 4 |
2 files changed, 9 insertions, 1 deletions
diff --git a/port/musb/usb_dc_musb.c b/port/musb/usb_dc_musb.c index a6485143..de45b97b 100644 --- a/port/musb/usb_dc_musb.c +++ b/port/musb/usb_dc_musb.c @@ -121,7 +121,7 @@ #define MUSB_RXHUBADDRx_OFFSET 0x8E #define MUSB_RXHUBPORTx_OFFSET 0x8F -#define MUSB_TXMAP0_OFFSET 0x100 +#define MUSB_TXMAP0_OFFSET 0x100 // do not use EPIDX #define USB_TXMAP_BASE(ep_idx) (USB_BASE + MUSB_TXMAP0_OFFSET + 0x10 * ep_idx) @@ -787,6 +787,10 @@ void USBD_IRQHandler(uint8_t busid) uint8_t ep_idx; uint16_t write_count, read_count; + if (HWREGB(USB_BASE + MUSB_DEVCTL_OFFSET) & USB_DEVCTL_HOST) { + return; + } + is = HWREGB(USB_BASE + MUSB_IS_OFFSET); txis = HWREGH(USB_BASE + MUSB_TXIS_OFFSET); rxis = HWREGH(USB_BASE + MUSB_RXIS_OFFSET); diff --git a/port/musb/usb_hc_musb.c b/port/musb/usb_hc_musb.c index fe2da20a..2862f854 100644 --- a/port/musb/usb_hc_musb.c +++ b/port/musb/usb_hc_musb.c @@ -977,6 +977,10 @@ void USBH_IRQHandler(uint8_t busid) bus = &g_usbhost_bus[busid]; + if (!(HWREGB(USB_BASE + MUSB_DEVCTL_OFFSET) & USB_DEVCTL_HOST)) { + return; + } + is = HWREGB(USB_BASE + MUSB_IS_OFFSET); txis = HWREGH(USB_BASE + MUSB_TXIS_OFFSET); rxis = HWREGH(USB_BASE + MUSB_RXIS_OFFSET); |