diff options
Diffstat (limited to 'firmware/drivers/m66591.c')
| -rw-r--r-- | firmware/drivers/m66591.c | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/firmware/drivers/m66591.c b/firmware/drivers/m66591.c index 5b3c4e1035..8f29e04dc6 100644 --- a/firmware/drivers/m66591.c +++ b/firmware/drivers/m66591.c @@ -238,7 +238,7 @@ static int mxx_transmit_receive(int endpoint) { /* Start sending data in 16-bit words */ for (i = 0; i < (length>>1); i++) { - /* This wait is dangerous in the event htat something happens to + /* This wait is dangerous in the event that something happens to * the PHY pipe where it never becomes ready again, should probably * add a timeout, and ideally completely remove. */ @@ -550,17 +550,30 @@ void usb_drv_set_test_mode(int mode) { int usb_drv_request_endpoint(int type, int dir) { int ep; int pipecfg = 0; - - if (type != USB_ENDPOINT_XFER_BULK) - return -1; /* The endpoint/pipes are hard coded: This could be more flexible */ - if (dir == USB_DIR_IN) { - pipecfg |= (1<<4); - ep = 2; + if (type == USB_ENDPOINT_XFER_BULK) { + /* Enalbe double buffer mode */ + pipecfg |= 1<<9; + + if (dir == USB_DIR_IN) { + pipecfg |= (1<<4); + ep = 2; + } else { + ep = 1; + } + } else if (type == USB_ENDPOINT_XFER_INT) { + if (dir == USB_DIR_IN) { + pipecfg |= (1<<4); + ep = 6; + } else { + ep = 5; + } } else { - ep = 1; + /* Not a supported type */ + return -1; } + if (!M66591_eps[ep].busy) { M66591_eps[ep].busy = true; @@ -572,11 +585,12 @@ int usb_drv_request_endpoint(int type, int dir) { M66591_PIPE_CFGSEL=ep; - pipecfg |= 1<<15 | 1<<9 | 1<<8; + /* Enable pipe (15) and continuous transfer mode (8) */ + pipecfg |= 1<<15 | 1<<8; pipe_handshake(ep, PIPE_SHAKE_NAK); - // Setup the flags + /* Setup the flags */ M66591_PIPE_CFGWND=pipecfg; logf("mxx: ep req ep#: %d config: 0x%04x", ep, M66591_PIPE_CFGWND); |