some more device info \o/
authorBernhard Urban <lewurm@gmx.net>
Mon, 21 Sep 2009 03:04:12 +0000 (05:04 +0200)
committerBernhard Urban <lewurm@gmx.net>
Mon, 21 Sep 2009 03:26:14 +0000 (05:26 +0200)
usb/core/core.c
usb/host/ohci.c

index bf3fbf729658b9658e687244d15ea5d1b7bf3966..f3924c418e3db77ff78502cda119f7786bd8d6f7 100644 (file)
@@ -90,7 +90,8 @@ usb_device *usb_add_device()
 {
        usb_device *dev = (usb_device *) malloc(sizeof(usb_device));
        dev->address = 0;
-       dev->bMaxPacketSize0 = 8;       /* send at first time only 8 bytes */
+       /* send at first time only 8 bytes */
+       dev->bMaxPacketSize0 = 8;
 
        dev->epSize[0] = 64;
        dev->epSize[1] = 64;
@@ -121,21 +122,28 @@ usb_device *usb_add_device()
        printf("=============\nbuf: 0x%08X\nafter usb control msg:\n", buf);
        hexdump(buf, sizeof(buf));
 
-#if 0
        u8 devdescr_size;
        u8 address = usb_next_address();
-       dev->bMaxPacketSize0 = (u8) buf[7] ? (u8) buf[7] : 1; //dirty?  /* setup real ep0 fifo size */
-       devdescr_size = (u8) buf[0];    /* save real length of device descriptor */
+
+       /* setup real ep0 fifo size */
+       dev->bMaxPacketSize0 = (u8) buf[7];
+
+       /* save real length of device descriptor */
+       devdescr_size = (u8) buf[0];
 
        /* define new adress */
-       /*
-       usb_control_msg(dev, 0x00, SET_ADDRESS, address << 8, 0, 0, buf, 8, 0);
+       usb_control_msg(dev, 0x00, SET_ADDRESS, address, 0, 0, buf, 8, 0);
        dev->address = address;
-       */
+       printf("=============\nbuf: 0x%08X\nafter usb control msg:\n", buf);
+       hexdump(buf, sizeof(buf));
+       printf("address: %d\n", address);
+
 
        /* get complete device descriptor */
-       usb_control_msg(dev, 0x80, GET_DESCRIPTOR, DEVICE<<8, 0, devdescr_size, buf, 8,
-                                                                       0);
+       usb_control_msg(dev, 0x80, GET_DESCRIPTOR, DEVICE<<8, 0, devdescr_size, buf, 8, 0);
+
+       printf("=============\nbuf: 0x%08X\nafter usb control msg:\n", buf);
+       hexdump(buf, sizeof(buf));
 
        /* save only really neccessary values for this small usbstack */
        dev->bDeviceClass = (u8) buf[4];
@@ -162,11 +170,11 @@ usb_device *usb_add_device()
         * bcdDevice                                            1.00
         */
 
-
        // string descriptoren werden nicht im arbeitsspeicher gehalten -> on demand mit 
        // entprechenden funktionen
        // hier muss man noch mehr abholen, konfigurationene, interfaces und endpunkte
 
+#if 0
        /* add device to device list */
        element *tmp = (element *) malloc(sizeof(element));
        tmp->data = (void *) dev;
@@ -317,18 +325,18 @@ u16 usb_submit_irp(usb_irp *irp)
                /* check bit 7 of bmRequestType */
                if (bmRequestType & 0x80) { 
                        /* schleife die die tds generiert */
-                       while (runloop) {
+                       while (runloop || (restlength < 1)) {
                                td = usb_create_transfer_descriptor(irp);
                                td->actlen = irp->epsize;
                                /* stop loop if all bytes are send */
-                               if (restlength <= irp->epsize) {
+                               if (restlength < irp->epsize) {
                                        runloop = 0;
                                        td->actlen = restlength;
                                }
 
                                td->buffer = td_buf_ptr;
                                /* move pointer for next packet */
-                               td_buf_ptr = td_buf_ptr + irp->epsize;
+                               td_buf_ptr += irp->epsize;
 
                                td->pid = USB_PID_IN;
                                td->togl = togl;
index 79283ae2931bca0d20c80427312ad072faa055b9..f7501c386613681792e88804e99ab6547022d599 100644 (file)
@@ -202,7 +202,10 @@ static void general_td_fill(struct general_td *dest, const usb_transfer_descript
                case USB_PID_IN:
                        printf("pid_in\n");
                        dest->flags |= LE(OHCI_TD_DIRECTION_PID_IN);
-                       dest->flags |= LE(OHCI_TD_BUFFER_ROUNDING);
+                       if(src->maxp > src->actlen) {
+                               printf("round buffer!");
+                               dest->flags |= LE(OHCI_TD_BUFFER_ROUNDING);
+                       }
                        /*
                         * let the endpoint do the togglestuff!
                         * TODO: just temporary solution!
@@ -261,16 +264,46 @@ void hcdi_fire()
        set32(OHCI0_HC_CONTROL, OHCI_CTRL_CLE);
        write32(OHCI0_HC_COMMAND_STATUS, OHCI_CLF);
 
+       struct general_td *n=0, *prev = 0, *next = 0;
        /* poll until edhead->headp is null */
        do {
                sync_before_read(edhead, sizeof(struct endpoint_descriptor));
                printf("edhead->headp: 0x%08X\n", LE(edhead->headp));
+
+               /* if halted, debug output plz. will break the transfer */
+               if((LE(edhead->headp) & OHCI_ENDPOINT_HALTED)) {
+                       n = phys_to_virt(LE(edhead->headp)&~0xf);
+                       prev = phys_to_virt((u32)prev);
+                       printf("halted!\n");
+
+                       sync_before_read((void*) n, sizeof(struct general_td));
+                       printf("n: 0x%08X\n", n);
+                       dump_address(n, sizeof(struct general_td), "n(after)");
+                       if(n->buflen > 0) {
+                               sync_before_read((void*) n->bufaddr, n->buflen);
+                               dump_address((void*) n->bufaddr, n->buflen, "n->bufaddr(after)");
+                       }
+                       dbg_td_flag(LE(n->flags));
+
+                       sync_before_read((void*) prev, sizeof(struct general_td));
+                       printf("prev: 0x%08X\n", prev);
+                       dump_address(prev, sizeof(struct general_td), "prev(after)");
+                       if(prev->buflen >0) {
+                               sync_before_read((void*) prev->bufaddr, prev->buflen);
+                               dump_address((void*) prev->bufaddr, prev->buflen, "prev->bufaddr(after)");
+                       }
+                       dbg_td_flag(LE(prev->flags));
+
+                       printf("halted end!\n");
+                       return;
+               }
+               prev = (struct general_td*) (LE(edhead->headp)&~0xf);
        } while(LE(edhead->headp)&~0xf);
 
-       struct general_td *n = phys_to_virt(read32(OHCI0_HC_DONE_HEAD) & ~1);
+       n = phys_to_virt(read32(OHCI0_HC_DONE_HEAD) & ~1);
        printf("hc_done_head: 0x%08X\n", read32(OHCI0_HC_DONE_HEAD));
 
-       struct general_td *prev = 0, *next = 0;
+       prev = 0; next = 0;
        /* reverse done queue */
        while(virt_to_phys(n) && edhead->tdcount) {
                sync_before_read((void*) n, sizeof(struct general_td));