diff options
| author | Min Xu <min.xu@min-info.net> | 2014-10-25 21:09:03 +0200 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2014-11-11 22:30:54 +0100 |
| commit | 4b98ba5d1c13aa620749997f85f24b20acf9ae69 (patch) | |
| tree | ef95badf9b79035efce5143f98a3c6556ec1c14d /firmware | |
| parent | 3cd467a8ef49a2f1d047c24a50832b5c82c405c8 (diff) | |
pcd_enumerate: More complete USB endpoint resetting
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/src/os/pcd_enumerate.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/firmware/src/os/pcd_enumerate.c b/firmware/src/os/pcd_enumerate.c index a886377..403cef9 100644 --- a/firmware/src/os/pcd_enumerate.c +++ b/firmware/src/os/pcd_enumerate.c @@ -114,8 +114,6 @@ static void reset_ep(unsigned int ep) AT91PS_UDP pUDP = upcd.pUdp; struct req_ctx *rctx; - //pUDP->UDP_CSR[ep] = AT91C_UDP_EPEDS; - atomic_set(&upcd.ep[ep].pkts_in_transit, 0); /* free all currently transmitting contexts */ @@ -127,6 +125,7 @@ static void reset_ep(unsigned int ep) pUDP->UDP_RSTEP |= (1 << ep); pUDP->UDP_RSTEP &= ~(1 << ep); + pUDP->UDP_CSR[ep] = AT91C_UDP_EPEDS; upcd.ep[ep].incomplete.rctx = NULL; } @@ -243,19 +242,18 @@ static void udp_irq(void) DEBUGI("ENDBUSRES "); pUDP->UDP_ICR = AT91C_UDP_ENDBUSRES; pUDP->UDP_IER = AT91C_UDP_EPINT0; - /* reset all endpoints */ - pUDP->UDP_RSTEP = (unsigned int)-1; - pUDP->UDP_RSTEP = 0; + reset_ep(0); + reset_ep(1); + reset_ep(2); + reset_ep(3); + /* Enable the function */ pUDP->UDP_FADDR = AT91C_UDP_FEN; + /* Configure endpoint 0 */ pUDP->UDP_CSR[0] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_CTRL); upcd.cur_config = 0; upcd.state = USB_STATE_DEFAULT; - - reset_ep(1); - reset_ep(2); - reset_ep(3); #ifdef CONFIG_DFU if (*dfu->dfu_state == DFU_STATE_appDETACH) { |