Attachment 124806 Details for Bug 96352 – Proposed fix to prevent a freeze in Wyse X class mobile thin client

[patch] Proposed fix to prevent a freeze in Wyse X class mobile thin client

Proposed_fix_to_prevent_a_freeze_in_Wyse_X_class.patch (text/plain), 1.10 KB, created by Kevin Brace on 2016-06-30 17:38:21 UTC

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Creator: Kevin Brace

Created: 2016-06-30 17:38:21 UTC

Size: 1.10 KB

patch

obsolete

>diff --git a/src/via_display.c b/src/via_display.c
>index 90c71d1..71d89fb 100644
>--- a/src/via_display.c
>+++ b/src/via_display.c
>@@ -485,6 +485,11 @@ viaIGAInitCommon(ScrnInfoPtr pScrn)
>      *               11: PLL on/off according to the PMS */
>     ViaSeqMask(hwp, 0x2D, 0x03, 0xC3);
> 
>+    /* In Wyse X class mobile thin client, it was observed that setting
>+     * SR2E[3:2] (3C5.2E[3:2]; PCI Master / DMA) to 0b11 (clock on / off
>+     * according to the engine IDLE status) causes an X.Org Server boot
>+     * failure. Setting this register to 0b10 (clock always on) corrects
>+     * the problem. */
>     /* 3C5.2E[7:6] - Capturer (Gated Clock <ECK>)
>      *               0x: Clock off
>      *               10: Clock always on
>@@ -501,7 +506,7 @@ viaIGAInitCommon(ScrnInfoPtr pScrn)
>      *               0x: Clock off
>      *               10: Clock always on
>      *               11: Clock on/off according to the engine IDLE status */
>-    ViaSeqMask(hwp, 0x2E, 0xFF, 0xFF);
>+    ViaSeqMask(hwp, 0x2E, 0xFB, 0xFF);
> 
>     /* 3C5.3F[7:6] - CR Clock Control (Gated Clock <ECK>)
>      *               0x: Clock off

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Attachments on bug 96352: 124294 | 124297 | 124655 | 124656 | 124657 | 124658 | 124806

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