* URB OHCI HCD (Host Controller Driver) for USB on the S3C2400.
*
* (C) Copyright 2003
- * Gary Jennejohn, DENX Software Engineering <gj@denx.de>
+ * Gary Jennejohn, DENX Software Engineering <garyj@denx.de>
*
* Note: Much of this code has been derived from Linux 2.4
* (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
*/
/*
* IMPORTANT NOTES
- * 1 - you MUST define LITTLEENDIAN in the configuration file for the
- * board or this driver will NOT work!
- * 2 - this driver is intended for use with USB Mass Storage Devices
+ * 1 - this driver is intended for use with USB Mass Storage Devices
* (BBB) ONLY. There is NO support for Interrupt or Isochronous pipes!
*/
#define OHCI_CONTROL_INIT \
(OHCI_CTRL_CBSR & 0x3) | OHCI_CTRL_IE | OHCI_CTRL_PLE
-#define readl(a) (*((vu_long *)(a)))
-#define writel(a, b) (*((vu_long *)(b)) = ((vu_long)a))
+#define readl(a) (*((volatile u32 *)(a)))
+#define writel(a, b) (*((volatile u32 *)(b)) = ((volatile u32)a))
#define min_t(type,x,y) ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; })
if (ohci->ed_controltail == NULL) {
writel (ed, &ohci->regs->ed_controlhead);
} else {
- ohci->ed_controltail->hwNextED = m32_swap (ed);
+ ohci->ed_controltail->hwNextED = (__u32)m32_swap (ed);
}
ed->ed_prev = ohci->ed_controltail;
if (!ohci->ed_controltail && !ohci->ed_rm_list[0] &&
if (ohci->ed_bulktail == NULL) {
writel (ed, &ohci->regs->ed_bulkhead);
} else {
- ohci->ed_bulktail->hwNextED = m32_swap (ed);
+ ohci->ed_bulktail->hwNextED = (__u32)m32_swap (ed);
}
ed->ed_prev = ohci->ed_bulktail;
if (!ohci->ed_bulktail && !ohci->ed_rm_list[0] &&
ed->hwINFO = m32_swap (OHCI_ED_SKIP); /* skip ed */
/* dummy td; end of td list for ed */
td = td_alloc (usb_dev);
- ed->hwTailP = m32_swap (td);
+ ed->hwTailP = (__u32)m32_swap (td);
ed->hwHeadP = ed->hwTailP;
ed->state = ED_UNLINK;
ed->type = usb_pipetype (pipe);
td->index = index;
td->data = (__u32)data;
#ifdef OHCI_FILL_TRACE
- if ((usb_pipetype(urb_priv->pipe) == PIPE_BULK) && usb_pipeout(urb_priv->pipe)) {
+ if (usb_pipebulk(urb_priv->pipe) && usb_pipeout(urb_priv->pipe)) {
for (i = 0; i < len; i++)
printf("td->data[%d] %#2x ",i, ((unsigned char *)td->data)[i]);
printf("\n");
if (!len)
data = 0;
- td->hwINFO = m32_swap (info);
- td->hwCBP = m32_swap (data);
+ td->hwINFO = (__u32)m32_swap (info);
+ td->hwCBP = (__u32)m32_swap (data);
if (data)
- td->hwBE = m32_swap (data + len - 1);
+ td->hwBE = (__u32)m32_swap (data + len - 1);
else
td->hwBE = 0;
- td->hwNextTD = m32_swap (td_pt);
+ td->hwNextTD = (__u32)m32_swap (td_pt);
/* append to queue */
td->ed->hwTailP = td->hwNextTD;
tdCBP = m32_swap (td->hwCBP);
- if (!(usb_pipetype (lurb_priv->pipe) == PIPE_CONTROL &&
+ if (!(usb_pipecontrol(lurb_priv->pipe) &&
((td->index == 0) || (td->index == lurb_priv->length - 1)))) {
if (tdBE != 0) {
if (td->hwCBP == 0)
/*-------------------------------------------------------------------------*/
-#define OK(x) len = (x); break
+#define OK(x) len = (x); break
#ifdef DEBUG
-#define WR_RH_STAT(x) {info("WR:status %#8x", (x));writel((x), &gohci.regs->roothub.status);}
-#define WR_RH_PORTSTAT(x) {info("WR:portstatus[%d] %#8x", wIndex-1, (x));writel((x), &gohci.regs->roothub.portstatus[wIndex-1]);}
+#define WR_RH_STAT(x) {info("WR:status %#8x", (x));writel((x), &gohci.regs->roothub.status);}
+#define WR_RH_PORTSTAT(x) {info("WR:portstatus[%d] %#8x", wIndex-1, (x));writel((x), &gohci.regs->roothub.portstatus[wIndex-1]);}
#else
-#define WR_RH_STAT(x) writel((x), &gohci.regs->roothub.status)
-#define WR_RH_PORTSTAT(x) writel((x), &gohci.regs->roothub.portstatus[wIndex-1])
+#define WR_RH_STAT(x) writel((x), &gohci.regs->roothub.status)
+#define WR_RH_PORTSTAT(x) writel((x), &gohci.regs->roothub.portstatus[wIndex-1])
#endif
#define RD_RH_STAT roothub_status(&gohci)
#define RD_RH_PORTSTAT roothub_portstatus(&gohci,wIndex-1)
#else
wait_ms(1);
#endif
- if ((pipe & PIPE_INTERRUPT) == PIPE_INTERRUPT) {
+ if (usb_pipeint(pipe)) {
info("Root-Hub submit IRQ: NOT implemented");
return 0;
}
data_buf [1] = 0x29;
data_buf [2] = temp & RH_A_NDP;
data_buf [3] = 0;
- if (temp & RH_A_PSM) /* per-port power switching? */
+ if (temp & RH_A_PSM) /* per-port power switching? */
data_buf [3] |= 0x1;
if (temp & RH_A_NOCP) /* no overcurrent reporting? */
data_buf [3] |= 0x10;
OK (len);
}
- case RH_GET_CONFIGURATION: *(__u8 *) data_buf = 0x01; OK (1);
+ case RH_GET_CONFIGURATION: *(__u8 *) data_buf = 0x01; OK (1);
- case RH_SET_CONFIGURATION: WR_RH_STAT (0x10000); OK (0);
+ case RH_SET_CONFIGURATION: WR_RH_STAT (0x10000); OK (0);
default:
dbg ("unsupported root hub command");
/* allow more time for a BULK device to react - some are slow */
#define BULK_TO 5000 /* timeout in milliseconds */
- if (usb_pipetype (pipe) == PIPE_BULK)
+ if (usb_pipebulk(pipe))
timeout = BULK_TO;
else
timeout = 100;