//#define USB_DEBUG
+#include <arch/virtual.h>
#include <usb/usb.h>
#include "uhci.h"
-#include <arch/virtual.h>
+#include "uhci_private.h"
static void uhci_start (hci_t *controller);
static void uhci_stop (hci_t *controller);
static void uhci_reset (hci_t *controller);
static void uhci_shutdown (hci_t *controller);
static int uhci_bulk (endpoint_t *ep, int size, u8 *data, int finalize);
-static int uhci_control (usbdev_t *dev, pid_t dir, int drlen, void *devreq,
+static int uhci_control (usbdev_t *dev, direction_t dir, int drlen, void *devreq,
int dalen, u8 *data);
static void* uhci_create_intr_queue (endpoint_t *ep, int reqsize, int reqcount, int reqtiming);
static void uhci_destroy_intr_queue (endpoint_t *ep, void *queue);
char td_value[3];
char *td_type;
switch (td->pid) {
- case SETUP:
+ case UHCI_SETUP:
td_type="SETUP";
break;
- case IN:
+ case UHCI_IN:
td_type="IN";
break;
- case OUT:
+ case UHCI_OUT:
td_type="OUT";
break;
default:
}
static int
-uhci_control (usbdev_t *dev, pid_t dir, int drlen, void *devreq, int dalen,
+uhci_control (usbdev_t *dev, direction_t dir, int drlen, void *devreq, int dalen,
unsigned char *data)
{
int endp = 0; /* this is control: always 0 */
tds[count].depth_first = 1;
tds[count].terminate = 1;
- tds[0].pid = SETUP;
+ tds[0].pid = UHCI_SETUP;
tds[0].dev_addr = dev->address;
tds[0].endp = endp;
tds[0].maxlen = maxlen (drlen);
int toggle = 1;
for (i = 1; i < count; i++) {
- tds[i].pid = dir;
+ switch (dir) {
+ case SETUP: tds[i].pid = UHCI_SETUP; break;
+ case IN: tds[i].pid = UHCI_IN; break;
+ case OUT: tds[i].pid = UHCI_OUT; break;
+ }
tds[i].dev_addr = dev->address;
tds[i].endp = endp;
tds[i].maxlen = maxlen (min (mlen, dalen));
data += mlen;
}
- tds[count].pid = (dir == OUT) ? IN : OUT;
+ tds[count].pid = (dir == OUT) ? UHCI_IN : UHCI_OUT;
tds[count].dev_addr = dev->address;
tds[count].endp = endp;
tds[count].maxlen = maxlen (0);
#include <pci.h>
#include <usb/usb.h>
-typedef union {
- struct {
- unsigned long terminate:1;
- unsigned long queue_head:1;
- unsigned long:2;
- unsigned long ptr_part:28;
- };
- u32 ptr;
-} __attribute__ ((packed)) flistp_t;
-
-typedef struct {
- union {
- struct {
- unsigned long terminate:1;
- unsigned long queue_head:1;
- unsigned long depth_first:1;
- unsigned long:29;
- } __attribute__ ((packed));
- u32 ptr;
- } __attribute__ ((packed));
-
- volatile unsigned long actlen:11;
- volatile unsigned long:5;
- union {
- struct {
- unsigned long:1; // bit 0
- unsigned long status_bitstuff_err:1;
- unsigned long status_crc_err:1;
- unsigned long status_nakrcvd:1;
- unsigned long status_babble:1;
- unsigned long status_databuf_err:1;
- unsigned long status_stalled:1;
- unsigned long status_active:1; // bit 7
- } __attribute__ ((packed));
- unsigned char status;
- } __attribute__ ((packed));
- volatile unsigned long ioc:1; /* interrupt on complete */
- volatile unsigned long isochronous:1;
- volatile unsigned long lowspeed:1;
- volatile unsigned long counter:2;
- volatile unsigned long shortpck:1;
- volatile unsigned long:2;
-
- unsigned long pid:8;
- unsigned long dev_addr:7;
- unsigned long endp:4;
- unsigned long data_toggle:1;
- unsigned long:1;
- unsigned long maxlen:11;
-
- u32 bufptr;
-
-} __attribute__ ((packed))
- td_t;
-
- typedef struct {
- flistp_t headlinkptr;
- volatile flistp_t elementlinkptr;
- } __attribute__ ((packed))
- qh_t;
-
- typedef enum { USBCMD = 0, USBSTS = 2, USBINTR = 4, FRNUM =
- 6, FLBASEADD = 8, SOFMOD = 0xc, PORTSC1 = 0x10, PORTSC2 =
- 0x12
- } usbreg;
-
- void uhci_reg_write32 (hci_t *ctrl, usbreg reg, u32 value);
- u32 uhci_reg_read32 (hci_t *ctrl, usbreg reg);
- void uhci_reg_write16 (hci_t *ctrl, usbreg reg, u16 value);
- u16 uhci_reg_read16 (hci_t *ctrl, usbreg reg);
- void uhci_reg_write8 (hci_t *ctrl, usbreg reg, u8 value);
- u8 uhci_reg_read8 (hci_t *ctrl, usbreg reg);
- void uhci_reg_mask32 (hci_t *ctrl, usbreg reg, u32 andmask, u32 ormask);
- void uhci_reg_mask16 (hci_t *ctrl, usbreg reg, u16 andmask, u16 ormask);
- void uhci_reg_mask8 (hci_t *ctrl, usbreg reg, u8 andmask, u8 ormask);
-
- typedef struct uhci {
- flistp_t *framelistptr;
- qh_t *qh_prei, *qh_intr, *qh_data, *qh_last;
- usbdev_t *roothub;
- } uhci_t;
-
-#define UHCI_INST(controller) ((uhci_t*)((controller)->instance))
-
hci_t *uhci_init (pcidev_t addr);
void uhci_rh_init (usbdev_t *dev);
--- /dev/null
+/*
+ * This file is part of the libpayload project.
+ *
+ * Copyright (C) 2008-2010 coresystems GmbH
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef __UHCI_PRIVATE_H
+#define __UHCI_PRIVATE_H
+
+typedef enum { UHCI_SETUP = 0x2d, UHCI_IN = 0x69, UHCI_OUT = 0xe1 } uhci_pid_t;
+
+typedef union {
+ struct {
+ unsigned long terminate:1;
+ unsigned long queue_head:1;
+ unsigned long:2;
+ unsigned long ptr_part:28;
+ };
+ u32 ptr;
+} __attribute__ ((packed)) flistp_t;
+
+typedef struct {
+ union {
+ struct {
+ unsigned long terminate:1;
+ unsigned long queue_head:1;
+ unsigned long depth_first:1;
+ unsigned long:29;
+ } __attribute__ ((packed));
+ u32 ptr;
+ } __attribute__ ((packed));
+
+ volatile unsigned long actlen:11;
+ volatile unsigned long:5;
+ union {
+ struct {
+ unsigned long:1; // bit 0
+ unsigned long status_bitstuff_err:1;
+ unsigned long status_crc_err:1;
+ unsigned long status_nakrcvd:1;
+ unsigned long status_babble:1;
+ unsigned long status_databuf_err:1;
+ unsigned long status_stalled:1;
+ unsigned long status_active:1; // bit 7
+ } __attribute__ ((packed));
+ unsigned char status;
+ } __attribute__ ((packed));
+ volatile unsigned long ioc:1; /* interrupt on complete */
+ volatile unsigned long isochronous:1;
+ volatile unsigned long lowspeed:1;
+ volatile unsigned long counter:2;
+ volatile unsigned long shortpck:1;
+ volatile unsigned long:2;
+
+ unsigned long pid:8;
+ unsigned long dev_addr:7;
+ unsigned long endp:4;
+ unsigned long data_toggle:1;
+ unsigned long:1;
+ unsigned long maxlen:11;
+
+ u32 bufptr;
+
+} __attribute__ ((packed))
+ td_t;
+
+ typedef struct {
+ flistp_t headlinkptr;
+ volatile flistp_t elementlinkptr;
+ } __attribute__ ((packed))
+ qh_t;
+
+ typedef enum { USBCMD = 0, USBSTS = 2, USBINTR = 4, FRNUM =
+ 6, FLBASEADD = 8, SOFMOD = 0xc, PORTSC1 = 0x10, PORTSC2 =
+ 0x12
+ } usbreg;
+
+ void uhci_reg_write32 (hci_t *ctrl, usbreg reg, u32 value);
+ u32 uhci_reg_read32 (hci_t *ctrl, usbreg reg);
+ void uhci_reg_write16 (hci_t *ctrl, usbreg reg, u16 value);
+ u16 uhci_reg_read16 (hci_t *ctrl, usbreg reg);
+ void uhci_reg_write8 (hci_t *ctrl, usbreg reg, u8 value);
+ u8 uhci_reg_read8 (hci_t *ctrl, usbreg reg);
+ void uhci_reg_mask32 (hci_t *ctrl, usbreg reg, u32 andmask, u32 ormask);
+ void uhci_reg_mask16 (hci_t *ctrl, usbreg reg, u16 andmask, u16 ormask);
+ void uhci_reg_mask8 (hci_t *ctrl, usbreg reg, u8 andmask, u8 ormask);
+
+ typedef struct uhci {
+ flistp_t *framelistptr;
+ qh_t *qh_prei, *qh_intr, *qh_data, *qh_last;
+ usbdev_t *roothub;
+ } uhci_t;
+
+#define UHCI_INST(controller) ((uhci_t*)((controller)->instance))
+
+#endif
#include <libpayload.h>
#include "uhci.h"
+#include "uhci_private.h"
typedef struct {
int port[2];
struct usbdev;
typedef struct usbdev usbdev_t;
-typedef enum { SETUP = 0x2d, IN = 0x69, OUT = 0xe1 } pid_t;
+typedef enum { SETUP, IN, OUT } direction_t;
typedef enum { CONTROL = 0, ISOCHRONOUS = 1, BULK = 2, INTERRUPT = 3
} endpoint_type;
typedef struct {
usbdev_t *dev;
int endpoint;
- pid_t direction;
+ direction_t direction;
int toggle;
int maxpacketsize;
endpoint_type type;
void (*reset) (hci_t *controller);
void (*shutdown) (hci_t *controller);
int (*bulk) (endpoint_t *ep, int size, u8 *data, int finalize);
- int (*control) (usbdev_t *dev, pid_t pid, int dr_length,
+ int (*control) (usbdev_t *dev, direction_t pid, int dr_length,
void *devreq, int data_length, u8 *data);
void* (*create_intr_queue) (endpoint_t *ep, int reqsize, int reqcount, int reqtiming);
void (*destroy_intr_queue) (endpoint_t *ep, void *queue);
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