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[v2,11/11] usb/ehci: Put RAM in undefined MMIO regions

Message ID 508E33EF.9080809@redhat.com
State New
Headers show

Commit Message

Gerd Hoffmann Oct. 29, 2012, 7:44 a.m. UTC 
On 10/27/12 02:42, Peter Crosthwaite wrote:

>> Any chance the access you are seeing is at offset 0x68?
> 
> 0x1a8. which for the opregbase + 0x068 for zynq so probably what you
> are thinking about.

Does the attached patch help?

cheers,
  Gerd
From 6a131b1476640c07317a6f44b5bb54ec53974414 Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 29 Oct 2012 08:32:47 +0100
Subject: [PATCH] ehci: set extended capability pointer on pci only

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/hcd-ehci.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
diff mbox

Patch

diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index a07beff..a35cbf2 100644
--- a/hw/usb/hcd-ehci.c
+++ b/hw/usb/hcd-ehci.c
@@ -2792,7 +2792,6 @@  static void usb_ehci_initfn(EHCIState *s, DeviceState *dev, EHCIInfo *ei)
     s->caps[0x06] = 0x00;
     s->caps[0x07] = 0x00;
     s->caps[0x08] = 0x80;        /* We can cache whole frame, no 64-bit */
-    s->caps[0x09] = 0x68;        /* EECP */
     s->caps[0x0a] = 0x00;
     s->caps[0x0b] = 0x00;
 
@@ -2880,6 +2879,8 @@  static int usb_ehci_pci_initfn(PCIDevice *dev)
     s->irq = dev->irq[3];
     s->dma = pci_dma_context(dev);
 
+    s->caps[0x09] = 0x68;        /* EECP */
+
     usb_ehci_initfn(s, DEVICE(dev), &c->ehci);
     pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->mem);