- Add support for Spice seamless migration - Add support for Spice dynamic monitors - Add support for usb-redir live migration
64 lines
1.8 KiB
Diff
64 lines
1.8 KiB
Diff
From 56a4ea65ecc929a355b0cc243099d2e3a9862843 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Thu, 23 Aug 2012 13:26:25 +0200
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Subject: [PATCH 339/366] xhci: update register layout
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Change the register layout to be a bit more sparse and also not depend
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on the number of ports. Useful when for making the number of ports
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runtime-configurable.
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---
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hw/usb/hcd-xhci.c | 21 +++++++++++++--------
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1 file changed, 13 insertions(+), 8 deletions(-)
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diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
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index e8d2372..414b633 100644
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--- a/hw/usb/hcd-xhci.c
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+++ b/hw/usb/hcd-xhci.c
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@@ -36,13 +36,12 @@
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#define FIXME() do { fprintf(stderr, "FIXME %s:%d\n", \
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__func__, __LINE__); abort(); } while (0)
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-#define MAXSLOTS 8
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-#define MAXINTRS 1
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-
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#define USB2_PORTS 4
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#define USB3_PORTS 4
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#define MAXPORTS (USB2_PORTS+USB3_PORTS)
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+#define MAXSLOTS MAXPORTS
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+#define MAXINTRS 1 /* MAXPORTS */
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#define TD_QUEUE 24
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@@ -53,16 +52,22 @@
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#define ER_FULL_HACK
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#define LEN_CAP 0x40
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-#define OFF_OPER LEN_CAP
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#define LEN_OPER (0x400 + 0x10 * MAXPORTS)
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-#define OFF_RUNTIME ((OFF_OPER + LEN_OPER + 0x20) & ~0x1f)
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-#define LEN_RUNTIME (0x20 + MAXINTRS * 0x20)
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-#define OFF_DOORBELL (OFF_RUNTIME + LEN_RUNTIME)
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+#define LEN_RUNTIME ((MAXINTRS + 1) * 0x20)
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#define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20)
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+#define OFF_OPER LEN_CAP
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+#define OFF_RUNTIME 0x1000
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+#define OFF_DOORBELL 0x2000
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/* must be power of 2 */
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-#define LEN_REGS 0x2000
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+#define LEN_REGS 0x4000
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+#if (OFF_OPER + LEN_OPER) > OFF_RUNTIME
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+#error Increase OFF_RUNTIME
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+#endif
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+#if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL
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+#error Increase OFF_DOORBELL
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+#endif
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#if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS
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# error Increase LEN_REGS
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#endif
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--
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1.7.12
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