usb: keyboard driver
git-svn-id: svn://kolibrios.org@1875 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
parent
59c4b700c1
commit
ccbc004f91
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@ -236,16 +236,6 @@ bool init_hc(hc_t *hc)
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for (i = SKEL_ISO + 1; i < SKEL_ASYNC; ++i)
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hc->qh[i]->qlink = hc->qh[SKEL_ASYNC]->dma | 2;
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/*
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td = alloc_td();
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td->link = 1;
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td->status = (1<<24) | (1<<23) ;
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td->token = TOKEN( 0x7FF, DATA0, 0, 0, 0xE1);
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td->buffer = 0;
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td->bk = NULL;
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*/
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for (i = 0; i < 1024; i++)
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{
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int qnum;
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@ -282,12 +272,13 @@ bool init_hc(hc_t *hc)
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for (port = 0; port < hc->numports; ++port)
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out16(hc->iobase + USBPORTSC1 + (port * 2), 0x200);
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delay(100/10);
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for (port = 0; port < 2; ++port)
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{
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time_t timeout;
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delay(100/10);
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u32_t status = in16(hc->iobase + USBPORTSC1 + (port * 2));
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dbgprintf("port%d status %x\n", port, status);
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@ -404,44 +395,64 @@ bool set_address(udev_t *dev)
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return true;
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}
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request_t *create_request(udev_t *dev, endp_t *enp, u32_t dir,
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void *data, size_t req_size)
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{
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td_t *td, *td_prev;
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addr_t data_dma;
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hc_t *hc = dev->host;
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size_t packet_size = enp->size;
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size_t size = req_size;
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addr_t td_dma;
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#define ALIGN16(x) (((x)+15)&~15)
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request_t *rq = (request_t*)kmalloc(sizeof(request_t),0);
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#define MakePtr( cast, ptr, addValue ) (cast)((addr_t)(ptr)+(addr_t)(addValue))
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request_t *alloc_rq_buffer(udev_t *dev, endp_t *enp, u32_t dir,
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size_t data_size)
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{
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size_t packet_size = dev->ep0_size;
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int dsize = data_size;
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size_t buf_size;
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addr_t buf_dma;
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addr_t td_dma;
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addr_t data_dma;
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request_t *rq;
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td_t *td, *td_prev;
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int td_count = 0;
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while(dsize > 0)
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{
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td_count++;
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dsize-= packet_size;
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};
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buf_size = ALIGN16(sizeof(request_t)) + ALIGN16(data_size) +
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td_count*sizeof(td_t);
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rq = (request_t*)hcd_buffer_alloc(buf_size, &buf_dma);
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memset(rq, 0, buf_size);
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data_dma = buf_dma + ALIGN16(sizeof(request_t));
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td_dma = data_dma + ALIGN16(data_size);
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INIT_LIST_HEAD(&rq->list);
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rq->data = (addr_t)data;
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rq->size = req_size;
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rq->data = MakePtr(addr_t, rq, ALIGN16(sizeof(request_t)));
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td = MakePtr(td_t*, rq->data, ALIGN16(data_size));
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rq->td_head = td;
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rq->size = data_size;
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rq->dev = dev;
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if(data)
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data_dma = DMA(data);
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td_prev = NULL;
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while(size > 0)
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dsize = data_size;
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while(dsize != 0)
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{
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if ( size < packet_size)
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if ( dsize < packet_size)
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{
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packet_size = size;
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packet_size = dsize;
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};
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td = dma_pool_alloc(hc->td_pool, 0, &td_dma);
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td->dma = td_dma;
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td->link = 1;
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if(rq->td_head == NULL)
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rq->td_head = td;
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if( td_prev )
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td_prev->link = td->dma | 4;
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td->status = TD_CTRL_ACTIVE | dev->speed;
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@ -452,13 +463,16 @@ request_t *create_request(udev_t *dev, endp_t *enp, u32_t dir,
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td_prev = td;
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td++;
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td_dma+= sizeof(td_t);
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data_dma+= packet_size;
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size-= packet_size;
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dsize-= packet_size;
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enp->toggle ^= DATA1;
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};
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td->status |= TD_CTRL_IOC;
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rq->td_tail = td;
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td_prev->status |= TD_CTRL_IOC;
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rq->td_tail = td_prev;
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rq->evh = CreateEvent(NULL, MANUAL_DESTROY);
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@ -499,7 +513,7 @@ bool ctrl_request(udev_t *dev, void *req, u32_t pid,
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td0 = dma_pool_alloc(hc->td_pool, 0, &td_dma);
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td0->dma = td_dma;
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dbgprintf("alloc td0 %x dma %x\n", td0, td_dma);
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// dbgprintf("alloc td0 %x dma %x\n", td0, td_dma);
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td0->status = 0x00800000 | dev->speed;
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td0->token = TOKEN( 8, DATA0, 0, dev->addr, 0x2D);
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@ -521,7 +535,7 @@ bool ctrl_request(udev_t *dev, void *req, u32_t pid,
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td = dma_pool_alloc(hc->td_pool, 0, &td_dma);
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td->dma = td_dma;
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dbgprintf("alloc td %x dma %x\n", td, td->dma);
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// dbgprintf("alloc td %x dma %x\n", td, td->dma);
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td_prev->link = td->dma | 4;
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td->status = TD_CTRL_ACTIVE | dev->speed;
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@ -539,7 +553,7 @@ bool ctrl_request(udev_t *dev, void *req, u32_t pid,
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td = dma_pool_alloc(hc->td_pool, 0, &td_dma);
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td->dma = td_dma;
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dbgprintf("alloc td %x dma %x\n", td, td->dma);
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// dbgprintf("alloc td %x dma %x\n", td, td->dma);
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td_prev->link = td->dma | 4;
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@ -564,7 +578,7 @@ bool ctrl_request(udev_t *dev, void *req, u32_t pid,
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u32_t efl = safe_cli();
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list_add_tail(&rq->list, &dev->host->rq_list);
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list_add_tail(&rq->list, &dev->host->rq_list);
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qh = dev->host->qh[SKEL_ASYNC];
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@ -15,6 +15,7 @@ struct hid_descriptor {
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} __attribute__ ((packed));
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void create_hid_mouse(udev_t *dev, endpoint_descr_t *en_d);
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void create_hid_keyboard(udev_t *dev, endpoint_descr_t *en_d);
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bool init_hid(udev_t *dev)
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{
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@ -93,8 +94,16 @@ bool init_hid(udev_t *dev)
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ep->wMaxPacketSize, ep->bInterval);
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dptr+= ep->bLength;
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if( interface->bInterfaceProtocol == 2)
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create_hid_mouse(dev, ep);
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switch(interface->bInterfaceProtocol)
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{
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case 1:
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create_hid_keyboard(dev, ep);
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break;
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case 2:
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create_hid_mouse(dev, ep);
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break;
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}
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// }
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return true;
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};
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@ -118,7 +127,164 @@ bool mouse_handler(udev_t *dev, struct tag_request *rq)
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u32_t efl = safe_cli();
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list_add_tail(&rq->list, &dev->host->rq_list);
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qh = dev->host->qh[6];
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qh = dev->host->qh[rq->qnum];
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qh->qelem = rq->td_head->dma;
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mb();
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safe_sti(efl);
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return true;
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};
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typedef union
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{
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uint16_t value;
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struct
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{
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uint8_t code;
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uint8_t ecode;
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};
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}scancode_t;
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static const uint16_t usb_keycode[256] =
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{
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/* 0 1 2 3 4 5 6 7 */
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/* 8 9 A B C D E F */
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0x0000, 0x0000, 0x0000, 0x0000, 0x001E, 0x0030, 0x002E, 0x0020, /* 0x00 */
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0x0012, 0x0021, 0x0022, 0x0023, 0x0017, 0x0024, 0x0025, 0x0026,
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0x0032, 0x0031, 0x0018, 0x0019, 0x0010, 0x0013, 0x001F, 0x0014, /* 0x10 */
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0x0016, 0x002F, 0x0011, 0x002D, 0x0015, 0x002C, 0x0002, 0x0003,
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0x0004, 0x0005, 0x0006, 0x0007, 0x0008, 0x0009, 0x000A, 0x000B, /* 0x20 */
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0x001C, 0x0001, 0x000E, 0x000F, 0x0039, 0x000C, 0x000D, 0x001A,
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0x001B, 0x002B, 0x002B, 0x0027, 0x0028, 0x0029, 0x0033, 0x0034, /* 0x30 */
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0x0035, 0x003A, 0x003B, 0x003C, 0x003D, 0x003E, 0x003F, 0x0040,
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0x0041, 0x0042, 0x0043, 0x0044, 0x0057, 0x0058, 0xE037, 0x0046, /* 0x40 */
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0x0000, 0xE052, 0xE047, 0xE049, 0xE053, 0xE04F, 0xE051, 0xE04D,
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0xE04B, 0xE050, 0xE048, 0x0045, 0xE035, 0x0037, 0x004A, 0x004E, /* 0x50 */
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0xE01C, 0x004F, 0x0050, 0x0051, 0x004B, 0x004C, 0x004D, 0x0047,
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0x0048, 0x0049, 0x0052, 0x0053, 0x0056, 0xE05D, 0xE05E, 0x0059, /* 0x60 */
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0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006A, 0x006B,
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0x006C, 0x006D, 0x006E, 0x0076, 0x0000, 0x0000, 0x0000, 0x0000, /* 0x70 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x007E, 0x0000, 0x0073, /* 0x80 */
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0x0070, 0x007D, 0x0079, 0x007B, 0x005C, 0x0000, 0x0000, 0x0000,
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0x00F2, 0x00F1, 0x0078, 0x0077, 0x0076, 0x0000, 0x0000, 0x0000, /* 0x90 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 0xA0 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 0xB0 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 0xC0 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 0xD0 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x001D, 0x002A, 0x0038, 0xE05B, 0xE01D, 0x0036, 0xE038, 0xE05C, /* 0xE0 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /* 0xFE0 */
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0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
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};
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static uint8_t kbd_old[8];
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bool keyboard_handler(udev_t *dev, struct tag_request *rq)
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{
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td_t *td;
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qh_t *qh;
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uint8_t *data;
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int i;
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td = rq->td_head;
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if( (td->status &0x7FF)==rq->size-1)
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{
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uint8_t action;
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scancode_t scan;
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data = (uint8_t*)rq->data;
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action = data[0] ^ kbd_old[0];
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for (i = 0; i < 8; i++)
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{
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if(action & 1)
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{
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scan.value = usb_keycode[i+224];
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if(data[0]>>i & 1)
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{
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if(scan.ecode)
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SetKeyboardData(scan.ecode);
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SetKeyboardData(scan.code);
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}
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else
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{
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if(scan.ecode)
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SetKeyboardData(scan.ecode);
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SetKeyboardData(scan.code|0x80);
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};
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}
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action >>= 1;
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}
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for (i = 2; i < 8; i++)
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{
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if ((kbd_old[i] > 3) && (memscan(data+2, kbd_old[i], 6) == data+8))
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{
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scan.value = usb_keycode[kbd_old[i]];
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if (scan.value)
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{
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if(scan.ecode)
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SetKeyboardData(scan.ecode);
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SetKeyboardData(scan.code|0x80);
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// input_report_key(kbd->dev, usb_kbd_keycode[kbd->old[i]], 0);
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}
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else
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dbgprintf("Unknown key (scancode %#x) released.\n", kbd_old[i]);
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}
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if ((data[i] > 3) && (memscan(kbd_old+2, data[i], 6) == kbd_old+8))
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{
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scan.value = usb_keycode[data[i]];
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if (scan.value)
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{
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if(scan.ecode)
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SetKeyboardData(scan.ecode);
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SetKeyboardData(scan.code);
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//input_report_key(kbd->dev, usb_kbd_keycode[kbd->new[i]], 1);
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}
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else
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dbgprintf("Unknown key (scancode %#x) released.\n", data[i]);
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}
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}
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memcpy(kbd_old, data, 8);
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};
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td->status = TD_CTRL_ACTIVE | TD_CTRL_IOC | dev->speed;
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td->token ^= DATA1;
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u32_t efl = safe_cli();
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list_add_tail(&rq->list, &dev->host->rq_list);
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qh = dev->host->qh[rq->qnum];
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qh->qelem = rq->td_head->dma;
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mb();
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safe_sti(efl);
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@ -135,9 +301,6 @@ void create_hid_mouse(udev_t *dev, endpoint_descr_t *en_d)
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addr_t size;
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u32_t toggle;
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void *packet;
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td_t *td;
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qh_t *qh;
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static u16_t __attribute__((aligned(16)))
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@ -150,18 +313,69 @@ void create_hid_mouse(udev_t *dev, endpoint_descr_t *en_d)
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enp.size = en_d->wMaxPacketSize;
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enp.toggle = DATA0;
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packet = kzalloc(enp.size, 0);
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rq = alloc_rq_buffer(dev, &enp, DIN, enp.size);
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rq = create_request(dev, &enp, DIN, packet, enp.size);
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rq->qnum = 6;
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rq->handler = &mouse_handler;
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u32_t efl = safe_cli();
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list_add_tail(&rq->list, &dev->host->rq_list);
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qh = dev->host->qh[6];
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qh = dev->host->qh[rq->qnum];
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qh->qelem = rq->td_head->dma;
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mb();
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safe_sti(efl);
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dbgprintf("create_hid_mouse\n");
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dbgprintf("%s\n",__FUNCTION__);
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}
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void create_hid_keyboard(udev_t *dev, endpoint_descr_t *en_d)
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{
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request_t *rq;
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endp_t enp;
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addr_t address;
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addr_t size;
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u32_t toggle;
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qh_t *qh;
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static u16_t __attribute__((aligned(16)))
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req_set_conf[4] = {0x0900,0x0001,0x0000,0x0000};
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if( !ctrl_request(dev, req_set_conf, DOUT, 0, 0))
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return;
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enp.address = en_d->bEndpointAddress;
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enp.size = en_d->wMaxPacketSize;
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enp.toggle = DATA0;
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rq = alloc_rq_buffer(dev, &enp, DIN, enp.size);
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rq->qnum = 4;
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rq->handler = &keyboard_handler;
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u32_t efl = safe_cli();
|
||||
list_add_tail(&rq->list, &dev->host->rq_list);
|
||||
qh = dev->host->qh[rq->qnum];
|
||||
qh->qelem = rq->td_head->dma;
|
||||
mb();
|
||||
safe_sti(efl);
|
||||
|
||||
dbgprintf("%s\n",__FUNCTION__);
|
||||
}
|
||||
|
||||
void *memscan(void *addr, int c, size_t size)
|
||||
{
|
||||
if (!size)
|
||||
return addr;
|
||||
__asm__ __volatile__(
|
||||
"repnz; scasb \n\t"
|
||||
"jnz 1f \n\t"
|
||||
"dec %%edi \n\t"
|
||||
"1:"
|
||||
: "=D" (addr), "=c" (size)
|
||||
: "D" (addr), "1" (size), "a" (c)
|
||||
: "memory");
|
||||
return addr;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -1,48 +1,52 @@
|
|||
|
||||
CC = gcc
|
||||
|
||||
|
||||
DRV_DIR = $(CURDIR)/../..
|
||||
|
||||
DRV_INCLUDES = $(DRV_DIR)/include
|
||||
|
||||
|
||||
INCLUDES = -I$(DRV_INCLUDES) -I$(DRV_DIR)/include/linux
|
||||
|
||||
DEFINES = -D__KERNEL__ -DCONFIG_X86_32
|
||||
|
||||
CFLAGS = -c -O2 -fomit-frame-pointer -fno-builtin-printf
|
||||
LDFLAGS = -nostdlib -shared -s -Map usb.map --image-base 0\
|
||||
|
||||
LDFLAGS = -nostdlib -shared -s -Map acpi.map --image-base 0\
|
||||
--file-alignment 512 --section-alignment 4096
|
||||
|
||||
DEFINES = -D__KERNEL__ -DCONFIG_X86_32
|
||||
LIBPATH:= -L$(DRV_DIR)/ddk
|
||||
|
||||
DRV_TOPDIR = $(CURDIR)/../..
|
||||
|
||||
DRV_INCLUDES = $(DRV_TOPDIR)/include
|
||||
|
||||
INCLUDES = -I$(DRV_INCLUDES) \
|
||||
-I$(DRV_INCLUDES)/linux
|
||||
|
||||
LIBPATH = $(DRV_TOPDIR)/ddk
|
||||
LIBS:= -lgcc -lddk -lcore
|
||||
|
||||
|
||||
NAME= usb
|
||||
|
||||
SRC_DEP:= pci.inc \
|
||||
detect.inc \
|
||||
hcd.inc \
|
||||
hid.inc
|
||||
NAME_SRCS= usb.c \
|
||||
buffer.c
|
||||
|
||||
USB_SRC:= usb.c
|
||||
SRC_DEP = hcd.inc \
|
||||
detect.inc \
|
||||
hid.inc \
|
||||
pci.inc \
|
||||
|
||||
USB_OBJ:= usb.obj
|
||||
|
||||
LIBS:= -lddk -lcore
|
||||
all: $(NAME).dll
|
||||
|
||||
USB = usb.dll
|
||||
NAME_OBJS = $(patsubst %.S, %.o, $(patsubst %.asm, %.o,\
|
||||
$(patsubst %.c, %.o, $(NAME_SRCS))))
|
||||
|
||||
all: $(USB)
|
||||
|
||||
$(USB): $(USB_OBJ) $(SRC_DEP) $(HFILES) Makefile
|
||||
ld $(LDFLAGS) -L$(LIBPATH) -T usb.lds -o $@ $(USB_OBJ) $(LIBS)
|
||||
kpack.exe usb.dll usb.drv
|
||||
$(NAME).dll: $(NAME_OBJS) usb.lds Makefile
|
||||
ld $(LIBPATH) $(LDFLAGS) -T usb.lds -o $@ $(NAME_OBJS) $(LIBS)
|
||||
kpack $(NAME).dll $(NAME).drv
|
||||
|
||||
usb.obj : usb.c $(SRC_DEP) $(HFILES) Makefile
|
||||
$(CC) $(DEFINES) $(INCLUDES) $(CFLAGS) -o usb.obj usb.c
|
||||
%.o : %.c $(HFILES) $(SRC_DEP) Makefile
|
||||
$(CC) $(CFLAGS) $(DEFINES) $(INCLUDES) -o $@ $<
|
||||
|
||||
%.obj : %.c $(HFILES)
|
||||
$(CC) $(CFLAGS) -o $@ $<
|
||||
|
||||
%.obj: %.asm
|
||||
%.o : %.S $(HFILES) Makefile
|
||||
as -o $@ $<
|
||||
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -4,6 +4,7 @@
|
|||
#include <mutex.h>
|
||||
#include <pci.h>
|
||||
#include <linux/dmapool.h>
|
||||
#include <linux/string.h>
|
||||
#include <syscall.h>
|
||||
#include "usb.h"
|
||||
|
||||
|
|
@ -39,22 +40,24 @@ u32_t drvEntry(int action, char *cmdline)
|
|||
return 0;
|
||||
};
|
||||
|
||||
qh_slab.available = 256;
|
||||
qh_slab.start = KernelAlloc(4096);
|
||||
qh_slab.nextavail = (addr_t)qh_slab.start;
|
||||
qh_slab.dma = GetPgAddr(qh_slab.start);
|
||||
hcd_buffer_create();
|
||||
|
||||
qh_t *p;
|
||||
addr_t dma;
|
||||
qh_slab.available = 256;
|
||||
qh_slab.start = KernelAlloc(4096);
|
||||
qh_slab.nextavail = (addr_t)qh_slab.start;
|
||||
qh_slab.dma = GetPgAddr(qh_slab.start);
|
||||
|
||||
for (i = 0, p = (qh_t*)qh_slab.start, dma = qh_slab.dma;
|
||||
i < 256; i++, p++, dma+= sizeof(qh_t))
|
||||
{
|
||||
p->qlink = (addr_t)(p+1);
|
||||
p->qelem = 1;
|
||||
p->dma = dma;
|
||||
p->r1 = 0;
|
||||
};
|
||||
qh_t *p;
|
||||
addr_t dma;
|
||||
|
||||
for (i = 0, p = (qh_t*)qh_slab.start, dma = qh_slab.dma;
|
||||
i < 256; i++, p++, dma+= sizeof(qh_t))
|
||||
{
|
||||
p->qlink = (addr_t)(p+1);
|
||||
p->qelem = 1;
|
||||
p->dma = dma;
|
||||
p->r1 = 0;
|
||||
};
|
||||
|
||||
hc = (hc_t*)hc_list.next;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue