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    Searched refs:SVGA_FIFO_BUSY (Results 1 - 2 of 2) sorted by relevancy

  /src/sys/external/bsd/drm2/dist/drm/vmwgfx/
vmwgfx_fifo.c 154 vmw_mmio_write(0, fifo_mem + SVGA_FIFO_BUSY);
180 if (cmpxchg(fifo_mem + SVGA_FIFO_BUSY, 0, 1) == 0)
  /src/sys/external/bsd/drm2/dist/drm/vmwgfx/device_include/
svga_reg.h 1020 SVGA_FIFO_BUSY, /* See "FIFO Synchronization Registers" */
1075 * from SVGA_FIFO_BUSY.
1105 * If SVGA_FIFO_BUSY is available, drivers are advised to only
1106 * write to SYNC if SVGA_FIFO_BUSY is FALSE. Drivers should set
1107 * SVGA_FIFO_BUSY to TRUE after writing to SYNC. The MKS will
1108 * eventually set SVGA_FIFO_BUSY on its own, but this approach
1130 * SVGA_FIFO_BUSY --
1148 * 1. Read SVGA_FIFO_BUSY. If it reads as TRUE, no further
1151 * 2. Write TRUE to SVGA_FIFO_BUSY. This informs future guest

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