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-rw-r--r--hw/rtl8139.c24
1 files changed, 0 insertions, 24 deletions
diff --git a/hw/rtl8139.c b/hw/rtl8139.c
index 1d5f78b..5b608f5 100644
--- a/hw/rtl8139.c
+++ b/hw/rtl8139.c
@@ -708,30 +708,6 @@ static void rtl8139_update_irq(RTL8139State *s)
qemu_set_irq(s->dev.irq[0], (isr != 0));
}
-#define POLYNOMIAL 0x04c11db6
-
-/* From FreeBSD */
-/* XXX: optimize */
-static int compute_mcast_idx(const uint8_t *ep)
-{
- uint32_t crc;
- int carry, i, j;
- uint8_t b;
-
- crc = 0xffffffff;
- for (i = 0; i < 6; i++) {
- b = *ep++;
- for (j = 0; j < 8; j++) {
- carry = ((crc & 0x80000000L) ? 1 : 0) ^ (b & 0x01);
- crc <<= 1;
- b >>= 1;
- if (carry)
- crc = ((crc ^ POLYNOMIAL) | carry);
- }
- }
- return (crc >> 26);
-}
-
static int rtl8139_RxWrap(RTL8139State *s)
{
/* wrapping enabled; assume 1.5k more buffer space if size < 65536 */