Various changes to I/O, addition of PciFake device to improve FreeBSD compatibility.

SConscript:
    Include pcifake.cc, fix spacing.
dev/ide_ctrl.cc:
    Consolidate switch-case blocks.
dev/ide_disk.cc:
    Add comments.
dev/pciconfigall.cc:
    Adjust spacing.
dev/pcidev.cc:
    Adjust spacing, rearrange code.
dev/tsunami_io.cc:
    Rearrange code.
dev/uart8250.cc:
    Switch uart interrupt interval back to original value.
python/m5/objects/Pci.py:
    Add PciFake class to be used as a PCI-ISA bridge device.

--HG--
extra : convert_revision : 8aea94318510079a310377f297aa161ba5f7864c

1 files changed, 2 insertions, 2 deletions

diff --git a/dev/ide_disk.cc b/dev/ide_disk.cc
index 98f2ee7d5..74d2ae6de 100644
--- a/dev/ide_disk.cc
+++ b/dev/ide_disk.cc
@@ -226,10 +226,10 @@ IdeDisk::read(const Addr &offset, RegType_t type, uint8_t *data)
         switch (offset) {
           // Data transfers occur 16 bits at a time
           case DATA_OFFSET:
-            // use memcpy to preserve little-endianess
+            // use memcpy to preserve IDE's little-endianess
             memcpy(data, &cmdReg.data, sizeof(uint16_t));
             break;
-          // All other transfers are 8 bit
+          // All other transfers are 8-bit
           case ERROR_OFFSET:
             *data = cmdReg.error;
             break;