Don't duplicate structures in ohci.h
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3228 42af7a65-404d-4744-a932-0658087f49c3
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@ -109,12 +109,12 @@
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/* Helper definitions */
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#define HCCA ((volatile struct lpc17_hcca_s *)LPC17_HCCA_BASE)
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#define TDHEAD ((volatile struct lpc17_hctd_s *)LPC17_TDHEAD_ADDR)
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#define TDTAIL ((volatile struct lpc17_hctd_s *)LPC17_TDTAIL_ADDR)
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#define EDCTRL ((volatile struct lpc17_hced_s *)LPC17_EDCTRL_ADDR)
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#define HCCA ((volatile struct ohci_hcca_s *)LPC17_HCCA_BASE)
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#define TDHEAD ((volatile struct ohci_gtd_s *)LPC17_TDHEAD_ADDR)
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#define TDTAIL ((volatile struct ohci_gtd_s *)LPC17_TDTAIL_ADDR)
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#define EDCTRL ((volatile struct ohci_ed_s *)LPC17_EDCTRL_ADDR)
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#define EDFREE ((struct lpc17_hced_s *)LPC17_EDFREE_BASE)
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#define EDFREE ((struct ohci_ed_s *)LPC17_EDFREE_BASE)
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#define TDFREE ((uint8_t *)LPC17_TDFREE_BASE)
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#define IOFREE ((uint8_t *)LPC17_IOFREE_BASE)
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@ -151,43 +151,12 @@ struct lpc17_usbhost_s
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sem_t wdhsem; /* Semaphore used to wait for Writeback Done Head event */
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};
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/* Host Controller Communication Area */
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struct lpc17_hcca_s
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{
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volatile uint32_t inttbl[32]; /* Interrupt table */
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volatile uint32_t frameno; /* Frame number */
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volatile uint32_t donehead; /* Done head */
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volatile uint8_t reserved[116]; /* Reserved for future use */
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volatile uint8_t unused[4]; /* Unused */
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};
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/* HostController Transfer Descriptor */
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struct lpc17_hctd_s
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{
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volatile uint32_t ctrl; /* Transfer descriptor control */
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volatile uint32_t currptr; /* Physical address of current buffer pointer */
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volatile uint32_t next; /* Physical pointer to next Transfer Descriptor */
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volatile uint32_t bufend; /* Physical address of end of buffer */
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};
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/* HostController EndPoint Descriptor */
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struct lpc17_hced_s
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{
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volatile uint32_t ctrl; /* Endpoint descriptor control */
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volatile uint32_t tailtd; /* Physical address of tail in Transfer descriptor list */
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volatile uint32_t headtd; /* Physical address of head in Transfer descriptor list */
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volatile uint32_t next; /* Physical address of next Endpoint descriptor */
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};
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/* The following are used to manage lists of free EDs and TD buffers*/
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struct lpc17_edlist_s
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{
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struct lpc17_edlist_s *flink; /* Link to next ED in the list */
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uint32_t pad[3]; /* To make the same size as struct lpc17_hced_s */
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uint32_t pad[3]; /* To make the same size as struct ohci_ed_s */
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};
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struct lpc17_buflist_s
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@ -224,15 +193,15 @@ static void lpc17_putle16(uint8_t *dest, uint16_t val);
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/* Descriptor helper functions *************************************************/
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static struct lpc17_hced_s *lpc17_edalloc(struct lpc17_usbhost_s *priv);
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static void lpc17_edfree(struct lpc17_usbhost_s *priv, struct lpc17_hced_s *ed);
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static struct ohci_ed_s *lpc17_edalloc(struct lpc17_usbhost_s *priv);
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static void lpc17_edfree(struct lpc17_usbhost_s *priv, struct ohci_ed_s *ed);
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static uint8_t *lpc17_tdalloc(struct lpc17_usbhost_s *priv);
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static void lpc17_tdfree(struct lpc17_usbhost_s *priv, uint8_t *buffer);
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#ifdef CONFIG_UBHOST_AHBIOBUFFERS
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static uint8_t *lpc17_ioalloc(struct lpc17_usbhost_s *priv);
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static void lpc17_iofree(struct lpc17_usbhost_s *priv, uint8_t *buffer);
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#endif
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static void lpc17_enqueuetd(volatile struct lpc17_hced_s *ed, uint32_t dirpid,
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static void lpc17_enqueuetd(volatile struct ohci_ed_s *ed, uint32_t dirpid,
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uint32_t toggle, volatile uint8_t *buffer,
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size_t buflen);
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static int lpc17_ctrltd(struct lpc17_usbhost_s *priv, uint32_t dirpid,
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@ -264,9 +233,9 @@ static void lpc17_disconnect(FAR struct usbhost_driver_s *drvr);
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/* Initializaion ***************************************************************/
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static void lpc17_tdinit(volatile struct lpc17_hctd_s *td);
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static void lpc17_edinit(volatile struct lpc17_hced_s *ed);
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static void lpc17_hccainit(volatile struct lpc17_hcca_s *hcca);
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static void lpc17_tdinit(volatile struct ohci_gtd_s *td);
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static void lpc17_edinit(volatile struct ohci_ed_s *ed);
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static void lpc17_hccainit(volatile struct ohci_hcca_s *hcca);
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/*******************************************************************************
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* Private Data
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@ -490,9 +459,9 @@ static void lpc17_putle16(uint8_t *dest, uint16_t val)
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*
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*******************************************************************************/
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static struct lpc17_hced_s *lpc17_edalloc(struct lpc17_usbhost_s *priv)
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static struct ohci_ed_s *lpc17_edalloc(struct lpc17_usbhost_s *priv)
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{
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struct lpc17_hced_s *ret = (struct lpc17_hced_s *)g_edfree;
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struct ohci_ed_s *ret = (struct ohci_ed_s *)g_edfree;
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if (ret)
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{
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g_edfree = ((struct lpc17_edlist_s*)ret)->flink;
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@ -508,7 +477,7 @@ static struct lpc17_hced_s *lpc17_edalloc(struct lpc17_usbhost_s *priv)
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*
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*******************************************************************************/
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static void lpc17_edfree(struct lpc17_usbhost_s *priv, struct lpc17_hced_s *ed)
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static void lpc17_edfree(struct lpc17_usbhost_s *priv, struct ohci_ed_s *ed)
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{
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struct lpc17_edlist_s *edfree = (struct lpc17_edlist_s *)ed;
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edfree->flink = g_edfree;
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@ -605,21 +574,21 @@ static void lpc17_iofree(struct lpc17_usbhost_s *priv, uint8_t *buffer)
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*
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*******************************************************************************/
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static void lpc17_enqueuetd(volatile struct lpc17_hced_s *ed, uint32_t dirpid,
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static void lpc17_enqueuetd(volatile struct ohci_ed_s *ed, uint32_t dirpid,
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uint32_t toggle, volatile uint8_t *buffer, size_t buflen)
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{
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TDHEAD->ctrl = (GTD_STATUS_R | dirpid | TD_DELAY(0) | toggle | GTD_STATUS_CC_MASK);
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TDTAIL->ctrl = 0;
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TDHEAD->currptr = (uint32_t)buffer;
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TDTAIL->currptr = 0;
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TDHEAD->next = (uint32_t)TDTAIL;
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TDTAIL->next = 0;
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TDHEAD->bufend = (uint32_t)(buffer + (buflen - 1));
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TDTAIL->bufend = 0;
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TDHEAD->cbp = (uint32_t)buffer;
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TDTAIL->cbp = 0;
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TDHEAD->nexttd = (uint32_t)TDTAIL;
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TDTAIL->nexttd = 0;
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TDHEAD->be = (uint32_t)(buffer + (buflen - 1));
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TDTAIL->be = 0;
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ed->headtd = (uint32_t)TDHEAD | ((ed->headtd) & ED_HEADP_C);
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ed->tailtd = (uint32_t)TDTAIL;
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ed->next = 0;
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ed->headp = (uint32_t)TDHEAD | ((ed->headp) & ED_HEADP_C);
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ed->tailp = (uint32_t)TDTAIL;
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ed->nexted = 0;
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}
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/*******************************************************************************
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@ -1195,7 +1164,7 @@ static int lpc17_transfer(FAR struct usbhost_driver_s *drvr,
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FAR uint8_t *buffer, size_t buflen)
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{
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struct lpc17_usbhost_s *priv = (struct lpc17_usbhost_s *)drvr;
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struct lpc17_hced_s *ed = NULL;
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struct ohci_ed_s *ed = NULL;
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uint32_t dirpid;
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uint32_t regval;
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#ifdef CONFIG_UBHOST_AHBIOBUFFERS
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@ -1369,23 +1338,23 @@ static void lpc17_disconnect(FAR struct usbhost_driver_s *drvr)
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* Initialization
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*******************************************************************************/
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static void lpc17_tdinit(volatile struct lpc17_hctd_s *td)
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static void lpc17_tdinit(volatile struct ohci_gtd_s *td)
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{
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td->ctrl = 0;
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td->currptr = 0;
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td->next = 0;
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td->bufend = 0;
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td->cbp = 0;
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td->nexttd = 0;
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td->be = 0;
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}
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static void lpc17_edinit(volatile struct lpc17_hced_s *ed)
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static void lpc17_edinit(volatile struct ohci_ed_s *ed)
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{
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ed->ctrl = 0;
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ed->tailtd = 0;
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ed->headtd = 0;
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ed->next = 0;
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ed->tailp = 0;
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ed->headp = 0;
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ed->nexted = 0;
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}
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static void lpc17_hccainit(volatile struct lpc17_hcca_s *hcca)
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static void lpc17_hccainit(volatile struct ohci_hcca_s *hcca)
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{
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int i;
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@ -1394,7 +1363,7 @@ static void lpc17_hccainit(volatile struct lpc17_hcca_s *hcca)
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hcca->inttbl[i] = 0;
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}
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hcca->frameno = 0;
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hcca->fmno = 0;
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hcca->donehead = 0;
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}
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@ -258,10 +258,10 @@
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/* Transfer Descriptors *****************************************************/
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/* Endpoint Descriptor Offsets (4.2.1) */
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#define ED_CONTROL_OFFSET (0x00) /* TD status bits */
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#define ED_TAILP_OFFSET (0x04) /* Current Buffer Pointer (CBP) */
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#define ED_HEADP_OFFSET (0x08) /* Next TD (NextTD) */
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#define ED_NEXTED_OFFSET (0x0c) /* Buffer End (BE) */
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#define ED_CONTROL_OFFSET (0x00) /* ED status/control bits */
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#define ED_TAILP_OFFSET (0x04) /* TD Queue Tail Pointer (TailP) */
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#define ED_HEADP_OFFSET (0x08) /* TD Queue Head Pointer (HeadP) */
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#define ED_NEXTED_OFFSET (0x0c) /* Next Endpoint Descriptor (NextED) */
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/* Endpoint Descriptor Bit Definitions (4.2.2) */
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@ -379,25 +379,35 @@
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* Public Types
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****************************************************************************/
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/* Endpoint Descriptor Offsets (4.2.1) */
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struct ohci_ed_s
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{
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volatile uint32_t ctrl; /* ED status/control bits */
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volatile uint32_t tailp; /* TD Queue Tail Pointer (TailP) */
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volatile uint32_t headp; /* TD Queue Head Pointer (HeadP) */
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volatile uint32_t nexted; /* Next Endpoint Descriptor (NextED) */
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};
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/* General Transfer Descriptor (4.3.1) */
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struct ohci_gtd_s
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{
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uint32_t status; /* TD status bits */
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uint32_t cbp; /* Current Buffer Pointer (CBP) */
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uint32_t nexttd; /* Next TD (NextTD) */
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uint32_t be; /* Buffer End (BE) */
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volatile uint32_t ctrl; /* TD status/control bits */
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volatile uint32_t cbp; /* Current Buffer Pointer (CBP) */
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volatile uint32_t nexttd; /* Next TD (NextTD) */
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volatile uint32_t be; /* Buffer End (BE) */
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};
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/* Isochronous Transfer Descriptor Offsets (4.3.2) */
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struct ohci_itd_s
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{
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uint32_t status; /* TD status bits */
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uint32_t bp0; /* Buffer page 0 (BP0 */
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uint32_t nexttd; /* Next TD (NextTD) */
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uint32_t be; /* Buffer End (BE) */
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uint16_t psw[ITD_NPSW]; /* Offset/PSW */
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volatile uint32_t status; /* TD status/control bits */
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volatile uint32_t bp0; /* Buffer page 0 (BP0 */
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volatile uint32_t nexttd; /* Next TD (NextTD) */
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volatile uint32_t be; /* Buffer End (BE) */
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volatile uint16_t psw[ITD_NPSW]; /* Offset/PSW */
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};
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/* Host Controller Communications Area Format (4.4.1) */
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@ -406,23 +416,23 @@ struct ohci_hcca_s
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{
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/* HccaInterrruptTable: 32x32-bit pointers to interrupt EDs */
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uint32_t inttbl[HCCA_INTTBL_WSIZE];
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volatile uint32_t inttbl[HCCA_INTTBL_WSIZE];
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/* HccaFrameNumber: Current frame number and
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* HccaPad1: Zero when frame no. updated
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*/
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uint16_t fmno;
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uint16_t pad1;
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volatile uint16_t fmno;
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volatile uint16_t pad1;
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/* HccaDoneHead: When the HC reaches the end of a frame and its deferred
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* interrupt register is 0, it writes the current value of its HcDoneHead to
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* this location and generates an interrupt.
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*/
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uint32_t donehead;
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uint8_t reserved[HCCA_RESERVED_BSIZE];
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uint32_t extra;
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volatile uint32_t donehead;
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volatile uint8_t reserved[HCCA_RESERVED_BSIZE];
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volatile uint32_t extra;
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};
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/****************************************************************************
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