diff options
| author | David Gwynne <dlg@cvs.openbsd.org> | 2007-04-22 04:21:26 +0000 |
|---|---|---|
| committer | David Gwynne <dlg@cvs.openbsd.org> | 2007-04-22 04:21:26 +0000 |
| commit | 2a87b9e3eacaf08aed23087ebf69c989d3a3ff77 (patch) | |
| tree | 6baaa2a5c4eb390107cf14e7c1dfd19c442b8581 | |
| parent | c001c5c8c6e04aca4740ecff8afc36ef9b9ec21c (diff) | |
macros for accessing bits of the rx descriptors
| -rw-r--r-- | sys/dev/pci/if_tht.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/sys/dev/pci/if_tht.c b/sys/dev/pci/if_tht.c index 698143637e5..a13a51ac851 100644 --- a/sys/dev/pci/if_tht.c +++ b/sys/dev/pci/if_tht.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_tht.c,v 1.45 2007/04/21 14:48:24 dlg Exp $ */ +/* $OpenBSD: if_tht.c,v 1.46 2007/04/22 04:21:25 dlg Exp $ */ /* * Copyright (c) 2007 David Gwynne <dlg@openbsd.org> @@ -199,11 +199,34 @@ struct tht_rx_free { /* rx descriptor */ struct tht_rx_desc { u_int32_t flags; +#define THT_RXD_FLAGS_BC(_f) ((_f) & 0x1f) /* buffer count */ +#define THT_RXD_FLAGS_RXFQ(_f) (((_f)>>8) & 0x3) /* rxf queue id */ +#define THT_RXD_FLAGS_TO (1<<15) +#define THT_RXD_FLAGS_TYPE(_f) (((_f)>>16) & 0xf) /* desc type */ +#define THT_RXD_FLAGS_OVF (1<<21) /* overflow error */ +#define THT_RXD_FLAGS_RUNT (1<<22) /* runt error */ +#define THT_RXD_FLAGS_CRC (1<<23) /* crc error */ +#define THT_RXD_FLAGS_UDPCS (1<<24) /* udp checksum error */ +#define THT_RXD_FLAGS_TCPCS (1<<25) /* tcp checksum error */ +#define THT_RXD_FLAGS_IPCS (1<<26) /* ip checksum error */ +#define THT_RXD_FLAGS_PKT_ID 0x70000000 +#define THT_RXD_FLAGS_PKT_ID_NONIP 0x00000000 +#define THT_RXD_FLAGS_PKT_ID_TCP4 0x10000000 +#define THT_RXD_FLAGS_PKT_ID_UDP4 0x20000000 +#define THT_RXD_FLAGS_PKT_ID_IPV4 0x30000000 +#define THT_RXD_FLAGS_PKT_ID_TCP6 0x50000000 +#define THT_RXD_FLAGS_PKT_ID_UDP6 0x60000000 +#define THT_RXD_FLAGS_PKT_ID_IPV6 0x70000000 +#define THT_RXD_FLAGS_VTAG (1<<31) u_int16_t len; u_int16_t vlan; +#define THT_RXD_VLAN_ID(_v) ((_v) & 0xfff) +#define THT_RXD_VLAN_CFI (1<<12) +#define THT_RXD_VLAN_PRI(_v) ((_v) & 0x7) >> 13) u_int64_t uid; } __packed; +#define THT_RXD_TYPE 2 /* rx decriptor type 3: data chain instruction */ struct tht_rx_desc_dc { @@ -214,6 +237,7 @@ struct tht_rx_desc_dc { u_int8_t data[4]; } __packed; +#define THT_RXD_TYPE_DC 3 /* rx descriptor type 4: rss (recv side scaling) information */ struct tht_rx_desc_rss { @@ -226,6 +250,7 @@ struct tht_rx_desc_rss { u_int32_t rss_hash; } __packed; +#define THT_RXD_TYPE_RSS 4 /* tx task fifo */ struct tht_tx_task { |