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-rw-r--r--payloads/libpayload/drivers/usb/generic_hub.c2
-rw-r--r--payloads/libpayload/drivers/usb/generic_hub.h2
-rw-r--r--payloads/libpayload/drivers/usb/ohci_rh.c2
-rw-r--r--payloads/libpayload/drivers/usb/uhci_rh.c2
-rw-r--r--payloads/libpayload/drivers/usb/usb.c117
-rw-r--r--payloads/libpayload/drivers/usb/usbhub.c3
-rw-r--r--payloads/libpayload/drivers/usb/xhci_devconf.c52
-rw-r--r--payloads/libpayload/drivers/usb/xhci_private.h10
-rw-r--r--payloads/libpayload/drivers/usb/xhci_rh.c2
-rw-r--r--payloads/libpayload/include/usb/usb.h177
10 files changed, 190 insertions, 179 deletions
diff --git a/payloads/libpayload/drivers/usb/generic_hub.c b/payloads/libpayload/drivers/usb/generic_hub.c
index d568d4b8a..fa95969f2 100644
--- a/payloads/libpayload/drivers/usb/generic_hub.c
+++ b/payloads/libpayload/drivers/usb/generic_hub.c
@@ -200,7 +200,7 @@ generic_hub_attach_dev(usbdev_t *const dev, const int port)
"disabled after 10ms\n", port);
}
- const int speed = hub->ops->port_speed(dev, port);
+ const usb_speed speed = hub->ops->port_speed(dev, port);
if (speed >= 0) {
usb_debug("generic_hub: Success at port %d\n", port);
if (hub->ops->reset_port)
diff --git a/payloads/libpayload/drivers/usb/generic_hub.h b/payloads/libpayload/drivers/usb/generic_hub.h
index 7be20e8a9..cd4ebb661 100644
--- a/payloads/libpayload/drivers/usb/generic_hub.h
+++ b/payloads/libpayload/drivers/usb/generic_hub.h
@@ -46,7 +46,7 @@ typedef struct generic_hub_ops {
/* returns 1 if the port is enabled */
int (*port_enabled)(usbdev_t *, int port);
/* returns speed if port is enabled, negative value if not */
- int (*port_speed)(usbdev_t *, int port);
+ usb_speed (*port_speed)(usbdev_t *, int port);
/* enables (powers up) a port (optional) */
int (*enable_port)(usbdev_t *, int port);
diff --git a/payloads/libpayload/drivers/usb/ohci_rh.c b/payloads/libpayload/drivers/usb/ohci_rh.c
index aa44f338e..b3bf7ef3c 100644
--- a/payloads/libpayload/drivers/usb/ohci_rh.c
+++ b/payloads/libpayload/drivers/usb/ohci_rh.c
@@ -121,7 +121,7 @@ ohci_rh_scanport (usbdev_t *dev, int port)
return;
}
- int speed = (OHCI_INST(dev->controller)->opreg->HcRhPortStatus[port] & LowSpeedDeviceAttached) != 0;
+ usb_speed speed = (OHCI_INST(dev->controller)->opreg->HcRhPortStatus[port] & LowSpeedDeviceAttached) != 0;
RH_INST (dev)->port[port] = usb_attach_device(dev->controller, dev->address, port, speed);
}
diff --git a/payloads/libpayload/drivers/usb/uhci_rh.c b/payloads/libpayload/drivers/usb/uhci_rh.c
index 44ba49827..5cb18b951 100644
--- a/payloads/libpayload/drivers/usb/uhci_rh.c
+++ b/payloads/libpayload/drivers/usb/uhci_rh.c
@@ -133,7 +133,7 @@ uhci_rh_scanport (usbdev_t *dev, int port)
uhci_rh_disable_port (dev, port);
uhci_rh_enable_port (dev, port);
- int speed = ((uhci_reg_read16 (dev->controller, portsc) >> 8) & 1);
+ usb_speed speed = ((uhci_reg_read16 (dev->controller, portsc) >> 8) & 1);
RH_INST (dev)->port[offset] = usb_attach_device(dev->controller, dev->address, portsc, speed);
}
diff --git a/payloads/libpayload/drivers/usb/usb.c b/payloads/libpayload/drivers/usb/usb.c
index 8ee997cec..0ec6f5c69 100644
--- a/payloads/libpayload/drivers/usb/usb.c
+++ b/payloads/libpayload/drivers/usb/usb.c
@@ -243,44 +243,43 @@ get_free_address (hci_t *controller)
}
int
-generic_set_address (hci_t *controller, int speed, int hubport, int hubaddr)
+usb_decode_mps0(usb_speed speed, u8 bMaxPacketSize0)
{
- int adr = get_free_address (controller); // address to set
- dev_req_t dr;
-
- memset (&dr, 0, sizeof (dr));
- dr.data_dir = host_to_device;
- dr.req_type = standard_type;
- dr.req_recp = dev_recp;
- dr.bRequest = SET_ADDRESS;
- dr.wValue = adr;
- dr.wIndex = 0;
- dr.wLength = 0;
-
- init_device_entry(controller, adr);
- usbdev_t *dev = controller->devices[adr];
- // dummy values for registering the address
- dev->address = 0;
- dev->hub = hubaddr;
- dev->port = hubport;
- dev->speed = speed;
- dev->endpoints[0].dev = dev;
- dev->endpoints[0].endpoint = 0;
- dev->endpoints[0].maxpacketsize = 8;
- dev->endpoints[0].toggle = 0;
- dev->endpoints[0].direction = SETUP;
- mdelay (50);
- if (dev->controller->control (dev, OUT, sizeof (dr), &dr, 0, 0) < 0) {
- return -1;
+ switch (speed) {
+ case LOW_SPEED:
+ if (bMaxPacketSize0 != 8) {
+ usb_debug("Invalid MPS0: 0x%02x\n", bMaxPacketSize0);
+ bMaxPacketSize0 = 8;
+ }
+ return bMaxPacketSize0;
+ case FULL_SPEED:
+ switch (bMaxPacketSize0) {
+ case 8: case 16: case 32: case 64:
+ return bMaxPacketSize0;
+ default:
+ usb_debug("Invalid MPS0: 0x%02x\n", bMaxPacketSize0);
+ return 8;
+ }
+ case HIGH_SPEED:
+ if (bMaxPacketSize0 != 64) {
+ usb_debug("Invalid MPS0: 0x%02x\n", bMaxPacketSize0);
+ bMaxPacketSize0 = 64;
+ }
+ return bMaxPacketSize0;
+ case SUPER_SPEED:
+ if (bMaxPacketSize0 != 9) {
+ usb_debug("Invalid MPS0: 0x%02x\n", bMaxPacketSize0);
+ bMaxPacketSize0 = 9;
+ }
+ return 2 << bMaxPacketSize0;
+ default: /* GCC is stupid and cannot deal with enums correctly */
+ return 8;
}
- mdelay (50);
-
- return adr;
}
/* Normalize bInterval to log2 of microframes */
static int
-usb_decode_interval(const int speed, const endpoint_type type, const unsigned char bInterval)
+usb_decode_interval(usb_speed speed, const endpoint_type type, const unsigned char bInterval)
{
#define LOG2(a) ((sizeof(unsigned) << 3) - __builtin_clz(a) - 1)
switch (speed) {
@@ -320,8 +319,45 @@ usb_decode_interval(const int speed, const endpoint_type type, const unsigned ch
#undef LOG2
}
+int
+generic_set_address (hci_t *controller, usb_speed speed,
+ int hubport, int hubaddr)
+{
+ int adr = get_free_address (controller); // address to set
+ dev_req_t dr;
+
+ memset (&dr, 0, sizeof (dr));
+ dr.data_dir = host_to_device;
+ dr.req_type = standard_type;
+ dr.req_recp = dev_recp;
+ dr.bRequest = SET_ADDRESS;
+ dr.wValue = adr;
+ dr.wIndex = 0;
+ dr.wLength = 0;
+
+ init_device_entry(controller, adr);
+ usbdev_t *dev = controller->devices[adr];
+ // dummy values for registering the address
+ dev->address = 0;
+ dev->hub = hubaddr;
+ dev->port = hubport;
+ dev->speed = speed;
+ dev->endpoints[0].dev = dev;
+ dev->endpoints[0].endpoint = 0;
+ dev->endpoints[0].maxpacketsize = 8;
+ dev->endpoints[0].toggle = 0;
+ dev->endpoints[0].direction = SETUP;
+ if (dev->controller->control (dev, OUT, sizeof (dr), &dr, 0, 0) < 0) {
+ usb_debug ("set_address failed\n");
+ return -1;
+ }
+ mdelay (SET_ADDRESS_MDELAY);
+
+ return adr;
+}
+
static int
-set_address (hci_t *controller, int speed, int hubport, int hubaddr)
+set_address (hci_t *controller, usb_speed speed, int hubport, int hubaddr)
{
int adr = controller->set_address(controller, speed, hubport, hubaddr);
if (adr < 0 || !controller->devices[adr]) {
@@ -539,22 +575,19 @@ usb_detach_device(hci_t *controller, int devno)
been called yet by the usb class driver */
if (controller->devices[devno]) {
controller->devices[devno]->destroy (controller->devices[devno]);
- if (controller->destroy_device)
- controller->destroy_device(controller, devno);
- if (controller->devices[devno]->configuration)
- free(controller->devices[devno]->configuration);
- if (controller->devices[devno]->descriptor)
- free(controller->devices[devno]->descriptor);
free(controller->devices[devno]);
controller->devices[devno] = NULL;
+ if (controller->destroy_device)
+ controller->destroy_device(controller, devno);
}
}
int
-usb_attach_device(hci_t *controller, int hubaddress, int port, int speed)
+usb_attach_device(hci_t *controller, int hubaddress, int port, usb_speed speed)
{
- static const char* speeds[] = { "full", "low", "high" };
- usb_debug ("%sspeed device\n", (speed <= 2) ? speeds[speed] : "invalid value - no");
+ static const char* speeds[] = { "full", "low", "high", "super" };
+ usb_debug ("%sspeed device\n", (speed < sizeof(speeds) / sizeof(char*))
+ ? speeds[speed] : "invalid value - no");
int newdev = set_address (controller, speed, port, hubaddress);
if (newdev == -1)
return -1;
diff --git a/payloads/libpayload/drivers/usb/usbhub.c b/payloads/libpayload/drivers/usb/usbhub.c
index ff7904cbd..503a9a852 100644
--- a/payloads/libpayload/drivers/usb/usbhub.c
+++ b/payloads/libpayload/drivers/usb/usbhub.c
@@ -77,7 +77,7 @@ usb_hub_port_enabled(usbdev_t *const dev, const int port)
return (buf[0] & PORT_ENABLE) != 0;
}
-static int
+static usb_speed
usb_hub_port_speed(usbdev_t *const dev, const int port)
{
unsigned short buf[2] = { 0, 0 };
@@ -87,6 +87,7 @@ usb_hub_port_speed(usbdev_t *const dev, const int port)
* 0 0 full speed
* 0 1 low speed
* 1 0 high speed
+ * 1 1 super speed (hack, not in spec!)
*/
return (buf[0] >> 9) & 0x3;
} else {
diff --git a/payloads/libpayload/drivers/usb/xhci_devconf.c b/payloads/libpayload/drivers/usb/xhci_devconf.c
index f1064f024..2b1de3bf9 100644
--- a/payloads/libpayload/drivers/usb/xhci_devconf.c
+++ b/payloads/libpayload/drivers/usb/xhci_devconf.c
@@ -30,6 +30,7 @@
//#define XHCI_SPEW_DEBUG
#include <arch/virtual.h>
+#include <usb/usb.h>
#include "xhci_private.h"
static u32
@@ -57,7 +58,7 @@ xhci_get_rh_port(xhci_t *const xhci, const int hubport, const int hubaddr)
}
static int
-xhci_get_tt(xhci_t *const xhci, const int xhci_speed,
+xhci_get_tt(xhci_t *const xhci, const usb_speed speed,
const int hubport, const int hubaddr,
int *const tt, int *const tt_port)
{
@@ -66,8 +67,8 @@ xhci_get_tt(xhci_t *const xhci, const int xhci_speed,
const slotctx_t *const slot = xhci->dev[hubaddr].ctx.slot;
if ((*tt = SC_GET(TTID, slot))) {
*tt_port = SC_GET(TTPORT, slot);
- } else if (xhci_speed < XHCI_HIGH_SPEED &&
- SC_GET(SPEED, slot) == XHCI_HIGH_SPEED) {
+ } else if (speed < HIGH_SPEED &&
+ SC_GET(SPEED1, slot) - 1 == HIGH_SPEED) {
*tt = hubaddr;
*tt_port = hubport;
}
@@ -75,37 +76,7 @@ xhci_get_tt(xhci_t *const xhci, const int xhci_speed,
}
static long
-xhci_decode_mps0(const int xhci_speed, const u8 b_mps)
-{
- switch (xhci_speed) {
- case XHCI_LOW_SPEED:
- case XHCI_FULL_SPEED:
- case XHCI_HIGH_SPEED:
- switch (b_mps) {
- case 8: case 16: case 32: case 64:
- return b_mps;
- default:
- xhci_debug("Invalid MPS0: 0x%02x\n", b_mps);
- return 8;
- }
- break;
- case XHCI_SUPER_SPEED:
- if (b_mps == 9) {
- return 2 << b_mps;
- } else {
- xhci_debug("Invalid MPS0: 0x%02x\n", b_mps);
- return 2 << 9;
- }
- break;
- default:
- xhci_debug("Invalid speed for MPS0: %d\n", xhci_speed);
- return 8;
- }
-}
-
-
-static long
-xhci_get_mps0(usbdev_t *const dev, const int xhci_speed)
+xhci_get_mps0(usbdev_t *const dev, const int speed)
{
u8 buf[8];
dev_req_t dr = {
@@ -121,7 +92,7 @@ xhci_get_mps0(usbdev_t *const dev, const int xhci_speed)
xhci_debug("Failed to read MPS0\n");
return COMMUNICATION_ERROR;
} else {
- return xhci_decode_mps0(xhci_speed, buf[7]);
+ return usb_decode_mps0(speed, buf[7]);
}
}
@@ -150,10 +121,9 @@ xhci_make_inputctx(const size_t ctxsize)
}
int
-xhci_set_address (hci_t *controller, int speed, int hubport, int hubaddr)
+xhci_set_address (hci_t *controller, usb_speed speed, int hubport, int hubaddr)
{
xhci_t *const xhci = XHCI_INST(controller);
- const int xhci_speed = speed + 1;
const size_t ctxsize = CTXSIZE(xhci);
devinfo_t *di = NULL;
@@ -188,12 +158,12 @@ xhci_set_address (hci_t *controller, int speed, int hubport, int hubaddr)
*ic->add = (1 << 0) /* Slot Context */ | (1 << 1) /* EP0 Context */ ;
SC_SET(ROUTE, ic->dev.slot, xhci_gen_route(xhci, hubport, hubaddr));
- SC_SET(SPEED, ic->dev.slot, xhci_speed);
+ SC_SET(SPEED1, ic->dev.slot, speed + 1);
SC_SET(CTXENT, ic->dev.slot, 1); /* the endpoint 0 context */
SC_SET(RHPORT, ic->dev.slot, xhci_get_rh_port(xhci, hubport, hubaddr));
int tt, tt_port;
- if (xhci_get_tt(xhci, xhci_speed, hubport, hubaddr, &tt, &tt_port)) {
+ if (xhci_get_tt(xhci, speed, hubport, hubaddr, &tt, &tt_port)) {
xhci_debug("TT for %d: %d[%d]\n", slot_id, tt, tt_port);
SC_SET(MTT, ic->dev.slot, SC_GET(MTT, xhci->dev[tt].ctx.slot));
SC_SET(TTID, ic->dev.slot, tt);
@@ -221,13 +191,13 @@ xhci_set_address (hci_t *controller, int speed, int hubport, int hubaddr)
xhci_debug("Addressed device %d (USB: %d)\n",
slot_id, SC_GET(UADDR, di->ctx.slot));
}
- mdelay(2); /* SetAddress() recovery interval (usb20 spec 9.2.6.3) */
+ mdelay(SET_ADDRESS_MDELAY);
init_device_entry(controller, slot_id);
controller->devices[slot_id]->address = slot_id;
const long mps0 = xhci_get_mps0(
- controller->devices[slot_id], xhci_speed);
+ controller->devices[slot_id], speed);
if (mps0 < 0) {
goto _disable_return;
} else if (mps0 != 8) {
diff --git a/payloads/libpayload/drivers/usb/xhci_private.h b/payloads/libpayload/drivers/usb/xhci_private.h
index a851d8ec5..096ed2b8a 100644
--- a/payloads/libpayload/drivers/usb/xhci_private.h
+++ b/payloads/libpayload/drivers/usb/xhci_private.h
@@ -44,8 +44,6 @@
#define MASK(startbit, lenbit) (((1<<(lenbit))-1)<<(startbit))
-enum { XHCI_FULL_SPEED = 1, XHCI_LOW_SPEED = 2, XHCI_HIGH_SPEED = 3, XHCI_SUPER_SPEED = 4 };
-
#define TIMEOUT -1
#define CONTROLLER_ERROR -2
#define COMMUNICATION_ERROR -3
@@ -164,9 +162,9 @@ typedef transfer_ring_t command_ring_t;
#define SC_ROUTE_FIELD f1 /* ROUTE - Route String */
#define SC_ROUTE_START 0
#define SC_ROUTE_LEN 20
-#define SC_SPEED_FIELD f1
-#define SC_SPEED_START 20
-#define SC_SPEED_LEN 4
+#define SC_SPEED1_FIELD f1 /* SPEED - Port speed plus one (compared to usb_speed enum) */
+#define SC_SPEED1_START 20
+#define SC_SPEED1_LEN 4
#define SC_MTT_FIELD f1 /* MTT - Multi Transaction Translator */
#define SC_MTT_START 25
#define SC_MTT_LEN 1
@@ -472,7 +470,7 @@ typedef struct xhci {
void *xhci_align(const size_t min_align, const size_t size);
void xhci_init_cycle_ring(transfer_ring_t *, const size_t ring_size);
-int xhci_set_address (hci_t *, int speed, int hubport, int hubaddr);
+int xhci_set_address (hci_t *, usb_speed speed, int hubport, int hubaddr);
int xhci_finish_device_config(usbdev_t *);
void xhci_destroy_dev(hci_t *, int slot_id);
diff --git a/payloads/libpayload/drivers/usb/xhci_rh.c b/payloads/libpayload/drivers/usb/xhci_rh.c
index ca6131f62..c4cbeeaab 100644
--- a/payloads/libpayload/drivers/usb/xhci_rh.c
+++ b/payloads/libpayload/drivers/usb/xhci_rh.c
@@ -84,7 +84,7 @@ xhci_rh_port_enabled(usbdev_t *const dev, const int port)
return !!(*portsc & PORTSC_PED);
}
-static int
+static usb_speed
xhci_rh_port_speed(usbdev_t *const dev, const int port)
{
xhci_t *const xhci = XHCI_INST(dev->controller);
diff --git a/payloads/libpayload/include/usb/usb.h b/payloads/libpayload/include/usb/usb.h
index 2bf1993b8..83d4a8575 100644
--- a/payloads/libpayload/include/usb/usb.h
+++ b/payloads/libpayload/include/usb/usb.h
@@ -59,6 +59,88 @@ typedef enum {
TEST_MODE = 2
} feature_selectors;
+/* SetAddress() recovery interval (USB 2.0 specification 9.2.6.3 */
+#define SET_ADDRESS_MDELAY 2
+
+typedef struct {
+ unsigned char bDescLength;
+ unsigned char bDescriptorType;
+ unsigned char bNbrPorts;
+ union {
+ struct {
+ unsigned long logicalPowerSwitchingMode:2;
+ unsigned long isCompoundDevice:1;
+ unsigned long overcurrentProtectionMode:2;
+ unsigned long ttThinkTime:2;
+ unsigned long arePortIndicatorsSupported:1;
+ unsigned long:8;
+ } __attribute__ ((packed));
+ unsigned short wHubCharacteristics;
+ } __attribute__ ((packed));
+ unsigned char bPowerOn2PwrGood;
+ unsigned char bHubContrCurrent;
+ char DeviceRemovable[];
+} __attribute__ ((packed)) hub_descriptor_t;
+
+typedef struct {
+ unsigned char bLength;
+ unsigned char bDescriptorType;
+ unsigned short bcdUSB;
+ unsigned char bDeviceClass;
+ unsigned char bDeviceSubClass;
+ unsigned char bDeviceProtocol;
+ unsigned char bMaxPacketSize0;
+ unsigned short idVendor;
+ unsigned short idProduct;
+ unsigned short bcdDevice;
+ unsigned char iManufacturer;
+ unsigned char iProduct;
+ unsigned char iSerialNumber;
+ unsigned char bNumConfigurations;
+} __attribute__ ((packed)) device_descriptor_t;
+
+typedef struct {
+ unsigned char bLength;
+ unsigned char bDescriptorType;
+ unsigned short wTotalLength;
+ unsigned char bNumInterfaces;
+ unsigned char bConfigurationValue;
+ unsigned char iConfiguration;
+ unsigned char bmAttributes;
+ unsigned char bMaxPower;
+} __attribute__ ((packed)) configuration_descriptor_t;
+
+typedef struct {
+ unsigned char bLength;
+ unsigned char bDescriptorType;
+ unsigned char bInterfaceNumber;
+ unsigned char bAlternateSetting;
+ unsigned char bNumEndpoints;
+ unsigned char bInterfaceClass;
+ unsigned char bInterfaceSubClass;
+ unsigned char bInterfaceProtocol;
+ unsigned char iInterface;
+} __attribute__ ((packed)) interface_descriptor_t;
+
+typedef struct {
+ unsigned char bLength;
+ unsigned char bDescriptorType;
+ unsigned char bEndpointAddress;
+ unsigned char bmAttributes;
+ unsigned short wMaxPacketSize;
+ unsigned char bInterval;
+} __attribute__ ((packed)) endpoint_descriptor_t;
+
+typedef struct {
+ unsigned char bLength;
+ unsigned char bDescriptorType;
+ unsigned short bcdHID;
+ unsigned char bCountryCode;
+ unsigned char bNumDescriptors;
+ unsigned char bReportDescriptorType;
+ unsigned short wReportDescriptorLength;
+} __attribute__ ((packed)) hid_descriptor_t;
+
typedef struct {
union {
struct {
@@ -95,7 +177,9 @@ typedef struct {
of microframes (i.e. t = 125us * 2^interval) */
} endpoint_t;
-enum { FULL_SPEED = 0, LOW_SPEED = 1, HIGH_SPEED = 2, SUPER_SPEED = 3 };
+typedef enum {
+ FULL_SPEED = 0, LOW_SPEED = 1, HIGH_SPEED = 2, SUPER_SPEED = 3,
+} usb_speed;
struct usbdev {
hci_t *controller;
@@ -104,7 +188,7 @@ struct usbdev {
int address; // usb address
int hub; // hub, device is attached to
int port; // port where device is attached
- int speed; // 1: lowspeed, 0: fullspeed, 2: highspeed
+ usb_speed speed;
u32 quirks; // quirks field. got to love usb
void *data;
u8 *descriptor;
@@ -151,7 +235,8 @@ struct usbdev_hc {
do this by themself. Also, the usbdev
structure has to be allocated and
initialized. */
- int (*set_address) (hci_t *controller, int speed, int hubport, int hubaddr);
+ int (*set_address) (hci_t *controller, usb_speed speed,
+ int hubport, int hubaddr);
/* finish_device_config(): Another hook for xHCI,
returns 0 on success. */
int (*finish_device_config) (usbdev_t *dev);
@@ -161,91 +246,13 @@ struct usbdev_hc {
void (*destroy_device) (hci_t *controller, int devaddr);
};
-typedef struct {
- unsigned char bDescLength;
- unsigned char bDescriptorType;
- unsigned char bNbrPorts;
- union {
- struct {
- unsigned long logicalPowerSwitchingMode:2;
- unsigned long isCompoundDevice:1;
- unsigned long overcurrentProtectionMode:2;
- unsigned long ttThinkTime:2;
- unsigned long arePortIndicatorsSupported:1;
- unsigned long:8;
- } __attribute__ ((packed));
- unsigned short wHubCharacteristics;
- } __attribute__ ((packed));
- unsigned char bPowerOn2PwrGood;
- unsigned char bHubContrCurrent;
- char DeviceRemovable[];
-} __attribute__ ((packed)) hub_descriptor_t;
-
-typedef struct {
- unsigned char bLength;
- unsigned char bDescriptorType;
- unsigned short bcdUSB;
- unsigned char bDeviceClass;
- unsigned char bDeviceSubClass;
- unsigned char bDeviceProtocol;
- unsigned char bMaxPacketSize0;
- unsigned short idVendor;
- unsigned short idProduct;
- unsigned short bcdDevice;
- unsigned char iManufacturer;
- unsigned char iProduct;
- unsigned char iSerialNumber;
- unsigned char bNumConfigurations;
-} __attribute__ ((packed)) device_descriptor_t;
-
-typedef struct {
- unsigned char bLength;
- unsigned char bDescriptorType;
- unsigned short wTotalLength;
- unsigned char bNumInterfaces;
- unsigned char bConfigurationValue;
- unsigned char iConfiguration;
- unsigned char bmAttributes;
- unsigned char bMaxPower;
-} __attribute__ ((packed)) configuration_descriptor_t;
-
-typedef struct {
- unsigned char bLength;
- unsigned char bDescriptorType;
- unsigned char bInterfaceNumber;
- unsigned char bAlternateSetting;
- unsigned char bNumEndpoints;
- unsigned char bInterfaceClass;
- unsigned char bInterfaceSubClass;
- unsigned char bInterfaceProtocol;
- unsigned char iInterface;
-} __attribute__ ((packed)) interface_descriptor_t;
-
-typedef struct {
- unsigned char bLength;
- unsigned char bDescriptorType;
- unsigned char bEndpointAddress;
- unsigned char bmAttributes;
- unsigned short wMaxPacketSize;
- unsigned char bInterval;
-} __attribute__ ((packed)) endpoint_descriptor_t;
-
-typedef struct {
- unsigned char bLength;
- unsigned char bDescriptorType;
- unsigned short bcdHID;
- unsigned char bCountryCode;
- unsigned char bNumDescriptors;
- unsigned char bReportDescriptorType;
- unsigned short wReportDescriptorLength;
-} __attribute__ ((packed)) hid_descriptor_t;
-
hci_t *usb_add_mmio_hc(hc_type type, void *bar);
hci_t *new_controller (void);
void detach_controller (hci_t *controller);
void usb_poll (void);
void init_device_entry (hci_t *controller, int num);
+int usb_decode_mps0 (usb_speed speed, u8 bMaxPacketSize0);
void set_feature (usbdev_t *dev, int endp, int feature, int rtype);
void get_status (usbdev_t *dev, int endp, int rtype, int len, void *data);
void set_configuration (usbdev_t *dev);
@@ -268,10 +275,12 @@ gen_bmRequestType (dev_req_dir dir, dev_req_type type, dev_req_recp recp)
}
/* default "set address" handler */
-int generic_set_address (hci_t *controller, int speed, int hubport, int hubaddr);
+int generic_set_address (hci_t *controller, usb_speed speed,
+ int hubport, int hubaddr);
void usb_detach_device(hci_t *controller, int devno);
-int usb_attach_device(hci_t *controller, int hubaddress, int port, int speed);
+int usb_attach_device(hci_t *controller, int hubaddress, int port,
+ usb_speed speed);
u32 usb_quirk_check(u16 vendor, u16 device);
int usb_interface_check(u16 vendor, u16 device);