OpenE2K
/
qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

usb: two ehci fixes. 

-----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.22 (GNU/Linux)
 
 iQIcBAABAgAGBQJWsKsgAAoJEEy22O7T6HE4gPUP/2KhBKSoLh+sxuyDYtlSV28c
 GZXAEKTed9BK+aCFKQl63Nlu8mJUEIxkqokSBKYdY/rXrGTeyYZoLHQ4yU/8PmcF
 zThQrOOKHMv0B5m3ZfU3pjuD8bkzT3ao3ZwpLNooQvr71nKsLTfi2HlV4B0kKQWg
 wJqu8HXFBcsaTn4fxzCSw613ZtU6jOIXIm1MaIq3U3DMS5L7qiT/eOpbgUGJK110
 V9mzvCYovKK5hYkdkwHXEVHcN+uRLPxDyxXyOBCuAQrB2+7SFFTtff+OFqb0+Txw
 VheZfRuHmWUj/YhevzorntYgu8L2OcVuRZm0LGwOkTikx/FgSzfl3LLbL5pxChVi
 0CYKez4ZHA5o2T1s40kg+y78o9Ko+8o1YOaPVzvR9JM8cMG9LhRblmaORDjoQiWB
 Z6XUzoT8138kG+d8gXlhAFcuHar3uei9XYnPXfNg+dRnf7KjofRVintYQJbmNkBV
 8tvGyRBIlZ/TkW0fF4YFGxRjRfT/zbTPhjUZP6n8umh5pRkhKRuTKtJXMKKMT8J5
 xpFY8j63OVfkhrQPxplZcwJfessZTmpimrlm+LjJQzSEclM5kVoAzCNoYGnRTYf0
 CkQeSKJBFLQa94HNxmGiYjTiYIJsycfF7x8VTcMLavQAuiOjb3wc2Fji15dCrb4Y
 3I2cSNiltVGLUkqulDAz
 =ys3c
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/kraxel/tags/pull-usb-20160202-1' into staging

usb: two ehci fixes.

# gpg: Signature made Tue 02 Feb 2016 13:12:00 GMT using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/kraxel/tags/pull-usb-20160202-1:
  ehci: update irq on reset
  usb: check page select value while processing iTD

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2016-02-02 17:01:56 +00:00
parent d2ea854c38 5a8660741a
commit 3bb1e822ca
1 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
hw/usb/hcd-ehci.c
View File

@ -866,6 +866,7 @@ void ehci_reset(void *opaque)
s->usbsts = USBSTS_HALT;
s->usbsts_pending = 0;
s->usbsts_frindex = 0;
ehci_update_irq(s);
s->astate = EST_INACTIVE;
s->pstate = EST_INACTIVE;
@ -1405,21 +1406,23 @@ static int ehci_process_itd(EHCIState *ehci,
if (itd->transact[i] & ITD_XACT_ACTIVE) {
pg = get_field(itd->transact[i], ITD_XACT_PGSEL);
off = itd->transact[i] & ITD_XACT_OFFSET_MASK;
ptr1 = (itd->bufptr[pg] & ITD_BUFPTR_MASK);
ptr2 = (itd->bufptr[pg+1] & ITD_BUFPTR_MASK);
len = get_field(itd->transact[i], ITD_XACT_LENGTH);
if (len > max * mult) {
len = max * mult;
}
if (len > BUFF_SIZE) {
if (len > BUFF_SIZE || pg > 6) {
return -1;
}
ptr1 = (itd->bufptr[pg] & ITD_BUFPTR_MASK);
qemu_sglist_init(&ehci->isgl, ehci->device, 2, ehci->as);
if (off + len > 4096) {
/* transfer crosses page border */
if (pg == 6) {
return -1; /* avoid page pg + 1 */
}
ptr2 = (itd->bufptr[pg + 1] & ITD_BUFPTR_MASK);
uint32_t len2 = off + len - 4096;
uint32_t len1 = len - len2;
qemu_sglist_add(&ehci->isgl, ptr1 + off, len1);