usb hid: use new descriptor infrastructure.
Switch the usb hid drivers (keyboard, mouse, tablet) over to the new descriptor infrastructure. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann
parent
37fb59d303
commit
0e4e9695d5
440
hw/usb-hid.c
440
hw/usb-hid.c
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@ -25,6 +25,7 @@
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#include "hw.h"
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#include "console.h"
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#include "usb.h"
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#include "usb-desc.h"
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#include "sysemu.h"
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/* HID interface requests */
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@ -73,190 +74,206 @@ typedef struct USBHIDState {
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void (*datain)(void *);
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} USBHIDState;
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/* mostly the same values as the Bochs USB Mouse device */
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static const uint8_t qemu_mouse_dev_descriptor[] = {
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0x12, /* u8 bLength; */
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0x01, /* u8 bDescriptorType; Device */
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0x00, 0x01, /* u16 bcdUSB; v1.0 */
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0x00, /* u8 bDeviceClass; */
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0x00, /* u8 bDeviceSubClass; */
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0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
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0x08, /* u8 bMaxPacketSize0; 8 Bytes */
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0x27, 0x06, /* u16 idVendor; */
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0x01, 0x00, /* u16 idProduct; */
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0x00, 0x00, /* u16 bcdDevice */
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0x03, /* u8 iManufacturer; */
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0x02, /* u8 iProduct; */
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0x01, /* u8 iSerialNumber; */
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0x01 /* u8 bNumConfigurations; */
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enum {
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STR_MANUFACTURER = 1,
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STR_PRODUCT_MOUSE,
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STR_PRODUCT_TABLET,
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STR_PRODUCT_KEYBOARD,
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STR_SERIALNUMBER,
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STR_CONFIG_MOUSE,
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STR_CONFIG_TABLET,
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STR_CONFIG_KEYBOARD,
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};
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static const uint8_t qemu_mouse_config_descriptor[] = {
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/* one configuration */
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0x09, /* u8 bLength; */
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0x02, /* u8 bDescriptorType; Configuration */
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0x22, 0x00, /* u16 wTotalLength; */
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0x01, /* u8 bNumInterfaces; (1) */
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0x01, /* u8 bConfigurationValue; */
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0x04, /* u8 iConfiguration; */
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0xe0, /* u8 bmAttributes;
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Bit 7: must be set,
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6: Self-powered,
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5: Remote wakeup,
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4..0: resvd */
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50, /* u8 MaxPower; */
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/* USB 1.1:
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* USB 2.0, single TT organization (mandatory):
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* one interface, protocol 0
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*
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* USB 2.0, multiple TT organization (optional):
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* two interfaces, protocols 1 (like single TT)
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* and 2 (multiple TT mode) ... config is
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* sometimes settable
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* NOT IMPLEMENTED
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*/
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/* one interface */
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0x09, /* u8 if_bLength; */
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0x04, /* u8 if_bDescriptorType; Interface */
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0x00, /* u8 if_bInterfaceNumber; */
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0x00, /* u8 if_bAlternateSetting; */
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0x01, /* u8 if_bNumEndpoints; */
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0x03, /* u8 if_bInterfaceClass; */
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0x01, /* u8 if_bInterfaceSubClass; */
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0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
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0x07, /* u8 if_iInterface; */
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/* HID descriptor */
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0x09, /* u8 bLength; */
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0x21, /* u8 bDescriptorType; */
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0x01, 0x00, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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0x22, /* u8 type; Report */
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52, 0, /* u16 len */
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/* one endpoint (status change endpoint) */
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0x07, /* u8 ep_bLength; */
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0x05, /* u8 ep_bDescriptorType; Endpoint */
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0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
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0x03, /* u8 ep_bmAttributes; Interrupt */
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0x04, 0x00, /* u16 ep_wMaxPacketSize; */
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0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
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static const USBDescStrings desc_strings = {
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[STR_MANUFACTURER] = "QEMU " QEMU_VERSION,
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[STR_PRODUCT_MOUSE] = "QEMU USB Mouse",
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[STR_PRODUCT_TABLET] = "QEMU USB Tablet",
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[STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard",
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[STR_SERIALNUMBER] = "1",
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[STR_CONFIG_MOUSE] = "HID Mouse",
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[STR_CONFIG_TABLET] = "HID Tablet",
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[STR_CONFIG_KEYBOARD] = "HID Keyboard",
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};
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static const uint8_t qemu_tablet_config_descriptor[] = {
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/* one configuration */
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0x09, /* u8 bLength; */
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0x02, /* u8 bDescriptorType; Configuration */
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0x22, 0x00, /* u16 wTotalLength; */
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0x01, /* u8 bNumInterfaces; (1) */
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0x01, /* u8 bConfigurationValue; */
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0x05, /* u8 iConfiguration; */
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0xa0, /* u8 bmAttributes;
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Bit 7: must be set,
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6: Self-powered,
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5: Remote wakeup,
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4..0: resvd */
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50, /* u8 MaxPower; */
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/* USB 1.1:
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* USB 2.0, single TT organization (mandatory):
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* one interface, protocol 0
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*
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* USB 2.0, multiple TT organization (optional):
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* two interfaces, protocols 1 (like single TT)
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* and 2 (multiple TT mode) ... config is
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* sometimes settable
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* NOT IMPLEMENTED
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*/
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/* one interface */
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0x09, /* u8 if_bLength; */
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0x04, /* u8 if_bDescriptorType; Interface */
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0x00, /* u8 if_bInterfaceNumber; */
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0x00, /* u8 if_bAlternateSetting; */
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0x01, /* u8 if_bNumEndpoints; */
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0x03, /* u8 if_bInterfaceClass; */
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0x01, /* u8 if_bInterfaceSubClass; */
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0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
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0x07, /* u8 if_iInterface; */
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/* HID descriptor */
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0x09, /* u8 bLength; */
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0x21, /* u8 bDescriptorType; */
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0x01, 0x00, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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0x22, /* u8 type; Report */
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74, 0, /* u16 len */
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/* one endpoint (status change endpoint) */
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0x07, /* u8 ep_bLength; */
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0x05, /* u8 ep_bDescriptorType; Endpoint */
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0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
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0x03, /* u8 ep_bmAttributes; Interrupt */
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0x08, 0x00, /* u16 ep_wMaxPacketSize; */
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0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
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static const USBDescIface desc_iface_mouse = {
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID,
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.bInterfaceSubClass = 0x01, /* boot */
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.bInterfaceProtocol = 0x02,
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */
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USB_DT_HID, /* u8 bDescriptorType */
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0x01, 0x00, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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USB_DT_REPORT, /* u8 type: Report */
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52, 0, /* u16 len */
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},
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},
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},
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT,
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.wMaxPacketSize = 4,
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.bInterval = 0x0a,
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},
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},
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};
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static const uint8_t qemu_keyboard_config_descriptor[] = {
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/* one configuration */
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0x09, /* u8 bLength; */
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USB_DT_CONFIG, /* u8 bDescriptorType; Configuration */
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0x22, 0x00, /* u16 wTotalLength; */
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0x01, /* u8 bNumInterfaces; (1) */
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0x01, /* u8 bConfigurationValue; */
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0x06, /* u8 iConfiguration; */
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0xa0, /* u8 bmAttributes;
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Bit 7: must be set,
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6: Self-powered,
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5: Remote wakeup,
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4..0: resvd */
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0x32, /* u8 MaxPower; */
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static const USBDescIface desc_iface_tablet = {
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID,
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.bInterfaceSubClass = 0x01, /* boot */
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.bInterfaceProtocol = 0x02,
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */
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USB_DT_HID, /* u8 bDescriptorType */
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0x01, 0x00, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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USB_DT_REPORT, /* u8 type: Report */
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74, 0, /* u16 len */
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},
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},
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},
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT,
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.wMaxPacketSize = 8,
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.bInterval = 0x0a,
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},
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},
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};
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/* USB 1.1:
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* USB 2.0, single TT organization (mandatory):
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* one interface, protocol 0
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*
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* USB 2.0, multiple TT organization (optional):
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* two interfaces, protocols 1 (like single TT)
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* and 2 (multiple TT mode) ... config is
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* sometimes settable
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* NOT IMPLEMENTED
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*/
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static const USBDescIface desc_iface_keyboard = {
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_HID,
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.bInterfaceSubClass = 0x01, /* boot */
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.bInterfaceProtocol = 0x01, /* keyboard */
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.ndesc = 1,
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.descs = (USBDescOther[]) {
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{
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/* HID descriptor */
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.data = (uint8_t[]) {
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0x09, /* u8 bLength */
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USB_DT_HID, /* u8 bDescriptorType */
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0x11, 0x01, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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USB_DT_REPORT, /* u8 type: Report */
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0x3f, 0, /* u16 len */
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},
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},
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},
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.eps = (USBDescEndpoint[]) {
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{
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT,
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.wMaxPacketSize = 8,
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.bInterval = 0x0a,
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},
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},
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};
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/* one interface */
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0x09, /* u8 if_bLength; */
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USB_DT_INTERFACE, /* u8 if_bDescriptorType; Interface */
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0x00, /* u8 if_bInterfaceNumber; */
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0x00, /* u8 if_bAlternateSetting; */
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0x01, /* u8 if_bNumEndpoints; */
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0x03, /* u8 if_bInterfaceClass; HID */
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0x01, /* u8 if_bInterfaceSubClass; Boot */
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0x01, /* u8 if_bInterfaceProtocol; Keyboard */
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0x07, /* u8 if_iInterface; */
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static const USBDescDevice desc_device_mouse = {
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.bcdUSB = 0x0100,
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.bMaxPacketSize0 = 8,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_MOUSE,
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.ifs = &desc_iface_mouse,
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},
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},
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};
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/* HID descriptor */
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0x09, /* u8 bLength; */
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USB_DT_HID, /* u8 bDescriptorType; */
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0x11, 0x01, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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USB_DT_REPORT, /* u8 type; Report */
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0x3f, 0x00, /* u16 len */
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static const USBDescDevice desc_device_tablet = {
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.bcdUSB = 0x0100,
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.bMaxPacketSize0 = 8,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_TABLET,
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.ifs = &desc_iface_tablet,
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},
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},
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};
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/* one endpoint (status change endpoint) */
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0x07, /* u8 ep_bLength; */
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USB_DT_ENDPOINT, /* u8 ep_bDescriptorType; Endpoint */
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USB_DIR_IN | 0x01, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
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0x03, /* u8 ep_bmAttributes; Interrupt */
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0x08, 0x00, /* u16 ep_wMaxPacketSize; */
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0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
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static const USBDescDevice desc_device_keyboard = {
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.bcdUSB = 0x0100,
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.bMaxPacketSize0 = 8,
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.bNumConfigurations = 1,
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.confs = (USBDescConfig[]) {
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{
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.bNumInterfaces = 1,
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.bConfigurationValue = 1,
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.iConfiguration = STR_CONFIG_KEYBOARD,
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.bmAttributes = 0xa0,
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.bMaxPower = 50,
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.ifs = &desc_iface_keyboard,
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},
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},
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};
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static const USBDesc desc_mouse = {
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER,
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.iProduct = STR_PRODUCT_MOUSE,
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.iSerialNumber = STR_SERIALNUMBER,
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},
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.full = &desc_device_mouse,
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.str = desc_strings,
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};
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static const USBDesc desc_tablet = {
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER,
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.iProduct = STR_PRODUCT_TABLET,
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.iSerialNumber = STR_SERIALNUMBER,
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},
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.full = &desc_device_tablet,
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.str = desc_strings,
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};
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static const USBDesc desc_keyboard = {
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.id = {
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.idVendor = 0x0627,
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.idProduct = 0x0001,
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.bcdDevice = 0,
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.iManufacturer = STR_MANUFACTURER,
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.iProduct = STR_PRODUCT_KEYBOARD,
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.iSerialNumber = STR_SERIALNUMBER,
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},
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.full = &desc_device_keyboard,
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.str = desc_strings,
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};
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static const uint8_t qemu_mouse_hid_report_descriptor[] = {
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@ -647,8 +664,14 @@ static int usb_hid_handle_control(USBDevice *dev, int request, int value,
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int index, int length, uint8_t *data)
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{
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USBHIDState *s = (USBHIDState *)dev;
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int ret = 0;
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int ret;
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ret = usb_desc_handle_control(dev, request, value, index, length, data);
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if (ret >= 0) {
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return ret;
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}
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ret = 0;
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switch(request) {
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case DeviceRequest | USB_REQ_GET_STATUS:
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data[0] = (1 << USB_DEVICE_SELF_POWERED) |
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@ -676,70 +699,6 @@ static int usb_hid_handle_control(USBDevice *dev, int request, int value,
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dev->addr = value;
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ret = 0;
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break;
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case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
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switch(value >> 8) {
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case USB_DT_DEVICE:
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memcpy(data, qemu_mouse_dev_descriptor,
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sizeof(qemu_mouse_dev_descriptor));
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ret = sizeof(qemu_mouse_dev_descriptor);
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break;
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case USB_DT_CONFIG:
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if (s->kind == USB_MOUSE) {
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memcpy(data, qemu_mouse_config_descriptor,
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sizeof(qemu_mouse_config_descriptor));
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ret = sizeof(qemu_mouse_config_descriptor);
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} else if (s->kind == USB_TABLET) {
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memcpy(data, qemu_tablet_config_descriptor,
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sizeof(qemu_tablet_config_descriptor));
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ret = sizeof(qemu_tablet_config_descriptor);
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} else if (s->kind == USB_KEYBOARD) {
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memcpy(data, qemu_keyboard_config_descriptor,
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sizeof(qemu_keyboard_config_descriptor));
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ret = sizeof(qemu_keyboard_config_descriptor);
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}
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break;
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case USB_DT_STRING:
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switch(value & 0xff) {
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case 0:
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/* language ids */
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data[0] = 4;
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data[1] = 3;
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data[2] = 0x09;
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data[3] = 0x04;
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ret = 4;
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break;
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case 1:
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/* serial number */
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ret = set_usb_string(data, "1");
|
||||
break;
|
||||
case 2:
|
||||
/* product description */
|
||||
ret = set_usb_string(data, s->dev.product_desc);
|
||||
break;
|
||||
case 3:
|
||||
/* vendor description */
|
||||
ret = set_usb_string(data, "QEMU " QEMU_VERSION);
|
||||
break;
|
||||
case 4:
|
||||
ret = set_usb_string(data, "HID Mouse");
|
||||
break;
|
||||
case 5:
|
||||
ret = set_usb_string(data, "HID Tablet");
|
||||
break;
|
||||
case 6:
|
||||
ret = set_usb_string(data, "HID Keyboard");
|
||||
break;
|
||||
case 7:
|
||||
ret = set_usb_string(data, "Endpoint1 Interrupt Pipe");
|
||||
break;
|
||||
default:
|
||||
goto fail;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
goto fail;
|
||||
}
|
||||
break;
|
||||
case DeviceRequest | USB_REQ_GET_CONFIGURATION:
|
||||
data[0] = 1;
|
||||
ret = 1;
|
||||
|
|
@ -912,6 +871,7 @@ static struct USBDeviceInfo hid_info[] = {
|
|||
.qdev.name = "usb-tablet",
|
||||
.usbdevice_name = "tablet",
|
||||
.qdev.size = sizeof(USBHIDState),
|
||||
.usb_desc = &desc_tablet,
|
||||
.init = usb_tablet_initfn,
|
||||
.handle_packet = usb_generic_handle_packet,
|
||||
.handle_reset = usb_mouse_handle_reset,
|
||||
|
|
@ -923,6 +883,7 @@ static struct USBDeviceInfo hid_info[] = {
|
|||
.qdev.name = "usb-mouse",
|
||||
.usbdevice_name = "mouse",
|
||||
.qdev.size = sizeof(USBHIDState),
|
||||
.usb_desc = &desc_mouse,
|
||||
.init = usb_mouse_initfn,
|
||||
.handle_packet = usb_generic_handle_packet,
|
||||
.handle_reset = usb_mouse_handle_reset,
|
||||
|
|
@ -934,6 +895,7 @@ static struct USBDeviceInfo hid_info[] = {
|
|||
.qdev.name = "usb-kbd",
|
||||
.usbdevice_name = "keyboard",
|
||||
.qdev.size = sizeof(USBHIDState),
|
||||
.usb_desc = &desc_keyboard,
|
||||
.init = usb_keyboard_initfn,
|
||||
.handle_packet = usb_generic_handle_packet,
|
||||
.handle_reset = usb_keyboard_handle_reset,
|
||||
|
|
|
|||
Loading…
Reference in New Issue