Grab one of the ifcap bits for netmap, and enable printing in ifconfig.
Document the fact that we might want an IFCAP_CANTCHANGE mask, even though the value is not yet used in sys/net/if.c (asked on -current a week ago, no feedback so i assume no objection).
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=223078
@ -908,7 +908,7 @@ unsetifdescr(const char *val, int value, int s, const struct afswtch *afp)
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#define IFCAPBITS \
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"\020\1RXCSUM\2TXCSUM\3NETCONS\4VLAN_MTU\5VLAN_HWTAGGING\6JUMBO_MTU\7POLLING" \
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"\10VLAN_HWCSUM\11TSO4\12TSO6\13LRO\14WOL_UCAST\15WOL_MCAST\16WOL_MAGIC" \
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"\21VLAN_HWFILTER\23VLAN_HWTSO\24LINKSTATE"
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"\21VLAN_HWFILTER\23VLAN_HWTSO\24LINKSTATE\25NETMAP"
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/*
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* Print the status of the interface. If an address family was
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10
sys/net/if.h
10
sys/net/if.h
@ -199,6 +199,13 @@ struct if_data {
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* field. IFCAP_* and CSUM_* do not match one to one and CSUM_* may be
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* more detailed or differenciated than IFCAP_*.
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* Hwassist features are defined CSUM_* in sys/mbuf.h
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*
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* Capabilities that cannot be arbitrarily changed with ifconfig/ioctl
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* are listed in IFCAP_CANTCHANGE, similar to IFF_CANTCHANGE.
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* This is not strictly necessary because the common code never
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* changes capabilities, and it is left to the individual driver
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* to do the right thing. However, having the filter here
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* avoids replication of the same code in all individual drivers.
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*/
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#define IFCAP_RXCSUM 0x00001 /* can offload checksum on RX */
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#define IFCAP_TXCSUM 0x00002 /* can offload checksum on TX */
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@ -220,12 +227,15 @@ struct if_data {
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#define IFCAP_POLLING_NOCOUNT 0x20000 /* polling ticks cannot be fragmented */
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#define IFCAP_VLAN_HWTSO 0x40000 /* can do IFCAP_TSO on VLANs */
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#define IFCAP_LINKSTATE 0x80000 /* the runtime link state is dynamic */
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#define IFCAP_NETMAP 0x100000 /* netmap mode supported/enabled */
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#define IFCAP_HWCSUM (IFCAP_RXCSUM | IFCAP_TXCSUM)
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#define IFCAP_TSO (IFCAP_TSO4 | IFCAP_TSO6)
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#define IFCAP_WOL (IFCAP_WOL_UCAST | IFCAP_WOL_MCAST | IFCAP_WOL_MAGIC)
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#define IFCAP_TOE (IFCAP_TOE4 | IFCAP_TOE6)
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#define IFCAP_CANTCHANGE (IFCAP_NETMAP)
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#define IFQ_MAXLEN 50
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#define IFNET_SLOWHZ 1 /* granularity is 1 second */
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