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Explicitly mask off 8-bit values (so new sanity check doesn't trip)

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This commit is contained in:
Ben Gras 2007-02-23 20:53:32 +00:00
parent 3b08825d85
commit 92e57afdf3
1 changed files with 4 additions and 4 deletions
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8
drivers/floppy/floppy.c
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@ -707,10 +707,10 @@ int opcode; /* DEV_GATHER_S or DEV_SCATTER_S */
pv_set(byte_out[0], DMA_INIT, DMA_RESET_VAL); /* reset the dma controller */
pv_set(byte_out[1], DMA_FLIPFLOP, 0); /* write anything to reset it */
pv_set(byte_out[2], DMA_MODE, opcode == DEV_SCATTER_S ? DMA_WRITE : DMA_READ);
pv_set(byte_out[3], DMA_ADDR, (unsigned) tmp_phys >> 0);
pv_set(byte_out[4], DMA_ADDR, (unsigned) tmp_phys >> 8);
pv_set(byte_out[5], DMA_TOP, (unsigned) (tmp_phys >> 16));
pv_set(byte_out[6], DMA_COUNT, (((SECTOR_SIZE - 1) >> 0) & 0xff));
pv_set(byte_out[3], DMA_ADDR, (unsigned) (tmp_phys >> 0) & 0xff);
pv_set(byte_out[4], DMA_ADDR, (unsigned) (tmp_phys >> 8) & 0xff);
pv_set(byte_out[5], DMA_TOP, (unsigned) (tmp_phys >> 16) & 0xff);
pv_set(byte_out[6], DMA_COUNT, (((SECTOR_SIZE - 1) >> 0)) & 0xff);
pv_set(byte_out[7], DMA_COUNT, (SECTOR_SIZE - 1) >> 8);
pv_set(byte_out[8], DMA_INIT, 2); /* some sort of enable */