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Misc debug fixes

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3227 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2011-01-01 15:08:18 +00:00
parent 627312338f
commit fca2367741
1 changed files with 23 additions and 13 deletions
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36
arch/arm/src/lpc17xx/lpc17_usbhost.c
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@ -246,7 +246,7 @@ static int lpc17_usbinterrupt(int irq, FAR void *context);
static int lpc17_wait(FAR struct usbhost_driver_s *drvr, bool connected);
static int lpc17_enumerate(FAR struct usbhost_driver_s *drvr);
static int lpc17_ep0configure(FAR struct usbhost_driver_s *drvr, uint8_t funcno,
static int lpc17_ep0configure(FAR struct usbhost_driver_s *drvr, uint8_t funcaddr,
uint16_t maxpacketsize);
static int lpc17_alloc(FAR struct usbhost_driver_s *drvr,
FAR uint8_t **buffer, FAR size_t *maxlen);
@ -617,7 +617,7 @@ static void lpc17_enqueuetd(volatile struct lpc17_hced_s *ed, uint32_t dirpid,
TDHEAD->bufend = (uint32_t)(buffer + (buflen - 1));
TDTAIL->bufend = 0;
ed->headtd = (uint32_t)TDHEAD | ((ed->headtd) & 0x00000002);
ed->headtd = (uint32_t)TDHEAD | ((ed->headtd) & ED_HEADP_C);
ed->tailtd = (uint32_t)TDTAIL;
ed->next = 0;
}
@ -966,7 +966,7 @@ static int lpc17_enumerate(FAR struct usbhost_driver_s *drvr)
* Input Parameters:
* drvr - The USB host driver instance obtained as a parameter from the call to
* the class create() method.
* funcno - The USB address of the function containing the endpoint that EP0
* funcaddr - The USB address of the function containing the endpoint that EP0
* controls
* maxpacketsize - The maximum number of bytes that can be sent to or
* received from the endpoint in a single data packet
@ -980,11 +980,11 @@ static int lpc17_enumerate(FAR struct usbhost_driver_s *drvr)
*
************************************************************************************/
static int lpc17_ep0configure(FAR struct usbhost_driver_s *drvr, uint8_t funcno,
static int lpc17_ep0configure(FAR struct usbhost_driver_s *drvr, uint8_t funcaddr,
uint16_t maxpacketsize)
{
DEBUGASSERT(drvr && funcno < 128 && maxpacketsize < 2048);
EDCTRL->ctrl = (uint32_t)funcno << ED_CONTROL_FA_SHIFT |
DEBUGASSERT(drvr && funcaddr < 128 && maxpacketsize < 2048);
EDCTRL->ctrl = (uint32_t)funcaddr << ED_CONTROL_FA_SHIFT |
(uint32_t)maxpacketsize << ED_CONTROL_MPS_SHIFT;
return OK;
}
@ -1203,11 +1203,15 @@ static int lpc17_transfer(FAR struct usbhost_driver_s *drvr,
#endif
int ret = -ENOMEM;
DEBUGASSERT(drvr && ep && buffer && buflen > 0);
uvdbg("EP%d %s maxpacket:%d buflen:%d\n",
ep->addr, ep->in ? "IN" : "OUT", ep->mxpacketsize, buflen);
/* Allocate an IO buffer if the user buffer does not lie in AHB SRAM */
#ifdef CONFIG_UBHOST_AHBIOBUFFERS
if ((uintptr_t)buffer < LPC17_SRAM_BANK0 ||
(uintptr_t)buffer >= (LPC17_SRAM_BANK0 + LPC17_SRAM_BANK0 + LPC17_SRAM_BANK0))
(uintptr_t)buffer >= (LPC17_SRAM_BANK0 + LPC17_BANK0_SIZE + LPC17_BANK1_SIZE))
{
/* Will the transfer fit in an IO buffer? */
@ -1242,14 +1246,15 @@ static int lpc17_transfer(FAR struct usbhost_driver_s *drvr,
ed = lpc17_edalloc(priv);
if (!ed)
{
uvdbg("ED allocation failed\n");
udbg("ED allocation failed\n");
goto errout;
}
/* Format the endpoint descriptor */
lpc17_edinit(ed);
ed->ctrl = (uint32_t)(ep->addr) << ED_CONTROL_EN_SHIFT |
ed->ctrl = (uint32_t)(ep->funcaddr) << ED_CONTROL_FA_SHIFT |
(uint32_t)(ep->addr) << ED_CONTROL_EN_SHIFT |
(uint32_t)(ep->mxpacketsize) << ED_CONTROL_MPS_SHIFT;
/* Get the direction of the endpoint */
@ -1280,7 +1285,7 @@ static int lpc17_transfer(FAR struct usbhost_driver_s *drvr,
* TDs on the Bulk list.
*/
regval = lpc17_getreg(LPC17_USBHOST_CMDST);
regval = lpc17_getreg(LPC17_USBHOST_CMDST);
regval |= OHCI_CMDST_BLF;
lpc17_putreg(regval, LPC17_USBHOST_CMDST);
@ -1290,7 +1295,7 @@ static int lpc17_transfer(FAR struct usbhost_driver_s *drvr,
* should never modify the bulk list while BLE is set.
*/
regval = lpc17_getreg(LPC17_USBHOST_CTRL);
regval = lpc17_getreg(LPC17_USBHOST_CTRL);
regval |= OHCI_CTRL_BLE;
lpc17_putreg(regval, LPC17_USBHOST_CTRL);
@ -1437,12 +1442,15 @@ FAR struct usbhost_driver_s *usbhost_initialize(int controller)
sem_init(&priv->rhssem, 0, 0);
sem_init(&priv->wdhsem, 0, 0);
/* Enable power by setting PCUSB in the PCONP register */
/* Enable power by setting PCUSB in the PCONP register. Disable interrupts
* because this register may be shared with other drivers.
*/
flags = irqsave();
regval = lpc17_getreg(LPC17_SYSCON_PCONP);
regval |= SYSCON_PCONP_PCUSB;
lpc17_putreg(regval, LPC17_SYSCON_PCONP);
irqrestore(flags);
/* Enable clocking on USB (USB PLL clocking was initialized in very low-
* evel clock setup logic (see lpc17_clockconfig.c)). We do still need
@ -1582,7 +1590,9 @@ FAR struct usbhost_driver_s *usbhost_initialize(int controller)
return NULL;
}
/* Enable USB interrupts at the SYCON controller */
/* Enable USB interrupts at the SYCON controller. Disable interrupts
* because this register may be shared with other drivers.
*/
flags = irqsave();
regval = lpc17_getreg(LPC17_SYSCON_USBINTST);