Fix a GPU issue that delayed the tube cycle following a nTube glitch

Change-Id: Iaeac575725b76556b75a3d3958d293c2f4a47b32
hoglet67 · Jun 12, 2017 · 890efaa · 890efaa
1 parent 8c84650
commit 890efaa
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/tubevc.c b/src/tubevc.c
@@ -23,7 +23,7 @@ unsigned char tubevc_asm[] = {
   0x11, 0x80, 0x06, 0xe9, 0x11, 0x80, 0x04, 0xe9, 0x11, 0x80, 0x02, 0xe9,
   0x68, 0x2d, 0x88, 0xc1, 0x10, 0x47, 0xa7, 0xc1, 0xc4, 0x38, 0x88, 0xc1,
   0x11, 0x47, 0xa7, 0xc1, 0xc8, 0x38, 0x88, 0xc1, 0x12, 0x47, 0xa7, 0xc1,
-  0xd0, 0x38, 0x74, 0x08, 0x18, 0x6d, 0x7f, 0x91, 0x9b, 0xff, 0x28, 0x6d,
+  0xd0, 0x38, 0x74, 0x08, 0x18, 0x6d, 0x7f, 0x91, 0x99, 0xff, 0x28, 0x6d,
   0x22, 0x18, 0x6d, 0x09, 0x6e, 0x31, 0x6f, 0x32, 0x54, 0x4d, 0x64, 0x37,
   0x68, 0x2d, 0x78, 0x6c, 0x7e, 0x18, 0x88, 0xc1, 0x10, 0x47, 0x07, 0x18,
   0x07, 0x46, 0x67, 0x7c, 0xb7, 0x70, 0x37, 0x09, 0x80, 0x90, 0x3f, 0x00,

diff --git a/vidcore/tubevc.s b/vidcore/tubevc.s
@@ -193,7 +193,7 @@ delay_done:
    orne   r7, 16
    ld     r4, (r7)               # Read word from tube register
    btst   r8, nTUBE
-   bne    Poll_tube_low
+   bne    Poll_loop
    btst   r8, RnW
    beq    wr_cycle