diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc/shared/pci/gr_rasta_io.c')
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/pci/gr_rasta_io.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/pci/gr_rasta_io.c b/c/src/lib/libbsp/sparc/shared/pci/gr_rasta_io.c index 42e7397d65..071636ba45 100644 --- a/c/src/lib/libbsp/sparc/shared/pci/gr_rasta_io.c +++ b/c/src/lib/libbsp/sparc/shared/pci/gr_rasta_io.c @@ -264,6 +264,12 @@ int gr_rasta_io_hw_init(struct gr_rasta_io_priv *priv) } #endif + /* Setup cache line size. Default cache line size will result in + * poor performance (256 word fetches), 0xff will set it according + * to the max size of the PCI FIFO. + */ + pci_cfg_w8(priv->pcidev, PCI_CACHE_LINE_SIZE, 0xff); + /* Scan AMBA Plug&Play */ /* AMBA MAP bar0 (in CPU) ==> 0x80000000(remote amba address) */ |