diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/eepro100.c | 25 | ||||
| -rw-r--r-- | hw/ne2000.c | 24 | ||||
| -rw-r--r-- | hw/opencores_eth.c | 25 | ||||
| -rw-r--r-- | hw/rtl8139.c | 24 |
4 files changed, 0 insertions, 98 deletions
diff --git a/hw/eepro100.c b/hw/eepro100.c index e3ba71974e..02e6f7ef31 100644 --- a/hw/eepro100.c +++ b/hw/eepro100.c @@ -322,33 +322,8 @@ static const uint16_t eepro100_mdi_mask[] = { 0xffff, 0xffff, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, }; -#define POLYNOMIAL 0x04c11db6 - static E100PCIDeviceInfo *eepro100_get_class(EEPRO100State *s); -/* From FreeBSD */ -/* XXX: optimize */ -static unsigned 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 & BITS(7, 2)) >> 2; -} - /* Read a 16 bit control/status (CSR) register. */ static uint16_t e100_read_reg2(EEPRO100State *s, E100RegisterOffset addr) { diff --git a/hw/ne2000.c b/hw/ne2000.c index 71452e1f2e..d02e60c4a6 100644 --- a/hw/ne2000.c +++ b/hw/ne2000.c @@ -150,30 +150,6 @@ static void ne2000_update_irq(NE2000State *s) qemu_set_irq(s->irq, (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 ne2000_buffer_full(NE2000State *s) { int avail, index, boundary; diff --git a/hw/opencores_eth.c b/hw/opencores_eth.c index 4c7696935f..350f73173a 100644 --- a/hw/opencores_eth.c +++ b/hw/opencores_eth.c @@ -351,31 +351,6 @@ static int open_eth_can_receive(VLANClientState *nc) (rx_desc(s)->len_flags & RXD_E); } -#define POLYNOMIAL 0x04c11db6 - -/* From FreeBSD */ -/* XXX: optimize */ -static unsigned 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 ssize_t open_eth_receive(VLANClientState *nc, const uint8_t *buf, size_t size) { diff --git a/hw/rtl8139.c b/hw/rtl8139.c index 1d5f78bbee..5b608f53ec 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 */ |