*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
#include <usb_defs.h>
/* Everything is aribtrary */
-#define USB_ALTSETTINGALLOC 4
-#define USB_MAXALTSETTING 128 /* Hard limit */
+#define USB_ALTSETTINGALLOC 4
+#define USB_MAXALTSETTING 128 /* Hard limit */
-#define USB_MAX_DEVICE 32
-#define USB_MAXCONFIG 8
-#define USB_MAXINTERFACES 8
-#define USB_MAXENDPOINTS 16
-#define USB_MAXCHILDREN 8 /* This is arbitrary */
-#define USB_MAX_HUB 16
+#define USB_MAX_DEVICE 32
+#define USB_MAXCONFIG 8
+#define USB_MAXINTERFACES 8
+#define USB_MAXENDPOINTS 16
+#define USB_MAXCHILDREN 8 /* This is arbitrary */
+#define USB_MAX_HUB 16
#define USB_CNTL_TIMEOUT 100 /* 100ms timeout */
-
/* String descriptor */
struct usb_string_descriptor {
unsigned char bLength;
} __attribute__ ((packed));
-
/* All standard descriptors have these 2 fields in common */
struct usb_descriptor_header {
unsigned char bLength;
unsigned char iInterface;
unsigned char no_of_ep;
+ unsigned char num_altsetting;
unsigned char act_altsetting;
struct usb_endpoint_descriptor ep_desc[USB_MAXENDPOINTS];
} __attribute__ ((packed));
unsigned char bmAttributes;
unsigned char MaxPower;
- unsigned char no_of_if; /* number of interfaces */
+ unsigned char no_of_if; /* number of interfaces */
struct usb_interface_descriptor if_desc[USB_MAXINTERFACES];
} __attribute__ ((packed));
+enum {
+ /* Maximum packet size; encoded as 0,1,2,3 = 8,16,32,64 */
+ PACKET_SIZE_8 = 0,
+ PACKET_SIZE_16 = 1,
+ PACKET_SIZE_32 = 2,
+ PACKET_SIZE_64 = 3,
+};
struct usb_device {
- int devnum; /* Device number on USB bus */
- int slow; /* Slow device? */
- char mf[32]; /* manufacturer */
- char prod[32]; /* product */
- char serial[32]; /* serial number */
-
- int maxpacketsize; /* Maximum packet size; encoded as 0,1,2,3 = 8,16,32,64 */
- unsigned int toggle[2]; /* one bit for each endpoint ([0] = IN, [1] = OUT) */
- unsigned int halted[2]; /* endpoint halts; one bit per endpoint # & direction; */
- /* [0] = IN, [1] = OUT */
+ int devnum; /* Device number on USB bus */
+ int slow; /* Slow device? */
+ char mf[32]; /* manufacturer */
+ char prod[32]; /* product */
+ char serial[32]; /* serial number */
+
+ /* Maximum packet size; one of: PACKET_SIZE_* */
+ int maxpacketsize;
+ /* one bit for each endpoint ([0] = IN, [1] = OUT) */
+ unsigned int toggle[2];
+ /* endpoint halts; one bit per endpoint # & direction; */
+ unsigned int halted[2];
+ /* [0] = IN, [1] = OUT */
int epmaxpacketin[16]; /* INput endpoint specific maximums */
int epmaxpacketout[16]; /* OUTput endpoint specific maximums */
int string_langid; /* language ID for strings */
int (*irq_handle)(struct usb_device *dev);
unsigned long irq_status;
- int irq_act_len; /* transfered bytes */
+ int irq_act_len; /* transfered bytes */
void *privptr;
/*
* Child devices - if this is a hub device
* this is how the lowlevel part communicate with the outer world
*/
-#ifdef CONFIG_USB_UHCI
+#if defined(CONFIG_USB_UHCI) || defined(CONFIG_USB_OHCI) || \
+ defined(CONFIG_USB_OHCI_NEW) || defined (CONFIG_USB_SL811HS) || \
+ defined(CONFIG_USB_ISP116X_HCD) || defined(CONFIG_USB_R8A66597_HCD)
+
int usb_lowlevel_init(void);
int usb_lowlevel_stop(void);
int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,int transfer_len);
int transfer_len,struct devrequest *setup);
int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer,
int transfer_len, int interval);
+void usb_event_poll(void);
/* Defines */
#define USB_UHCI_VEND_ID 0x8086
-#define USB_UHCI_DEV_ID 0x7112
+#define USB_UHCI_DEV_ID 0x7112
#else
#error USB Lowlevel not defined
#define USB_MAX_STOR_DEV 5
block_dev_desc_t *usb_stor_get_dev(int index);
int usb_stor_scan(int mode);
+int usb_stor_info(void);
#endif
int usb_set_interface(struct usb_device *dev, int interface, int alternate);
/* big endian -> little endian conversion */
-#define swap_16(x) \
- ((unsigned short)( \
- (((unsigned short)(x) & (unsigned short)0x00ffU) << 8) | \
- (((unsigned short)(x) & (unsigned short)0xff00U) >> 8) ))
-#define swap_32(x) \
- ((unsigned long)( \
- (((unsigned long)(x) & (unsigned long)0x000000ffUL) << 24) | \
- (((unsigned long)(x) & (unsigned long)0x0000ff00UL) << 8) | \
- (((unsigned long)(x) & (unsigned long)0x00ff0000UL) >> 8) | \
- (((unsigned long)(x) & (unsigned long)0xff000000UL) >> 24) ))
+/* some CPUs are already little endian e.g. the ARM920T */
+#define __swap_16(x) \
+ ({ unsigned short x_ = (unsigned short)x; \
+ (unsigned short)( \
+ ((x_ & 0x00FFU) << 8) | ((x_ & 0xFF00U) >> 8) ); \
+ })
+#define __swap_32(x) \
+ ({ unsigned long x_ = (unsigned long)x; \
+ (unsigned long)( \
+ ((x_ & 0x000000FFUL) << 24) | \
+ ((x_ & 0x0000FF00UL) << 8) | \
+ ((x_ & 0x00FF0000UL) >> 8) | \
+ ((x_ & 0xFF000000UL) >> 24) ); \
+ })
+
+#ifdef LITTLEENDIAN
+# define swap_16(x) (x)
+# define swap_32(x) (x)
+#else
+# define swap_16(x) __swap_16(x)
+# define swap_32(x) __swap_32(x)
+#endif /* LITTLEENDIAN */
/*
* Calling this entity a "pipe" is glorifying it. A USB pipe
/* The D0/D1 toggle bits */
#define usb_gettoggle(dev, ep, out) (((dev)->toggle[out] >> ep) & 1)
-#define usb_dotoggle(dev, ep, out) ((dev)->toggle[out] ^= (1 << ep))
+#define usb_dotoggle(dev, ep, out) ((dev)->toggle[out] ^= (1 << ep))
#define usb_settoggle(dev, ep, out, bit) ((dev)->toggle[out] = ((dev)->toggle[out] & ~(1 << ep)) | ((bit) << ep))
/* Endpoint halt control/status */