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author | yongari <yongari@FreeBSD.org> | 2008-03-03 03:41:06 +0000 |
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committer | yongari <yongari@FreeBSD.org> | 2008-03-03 03:41:06 +0000 |
commit | 936e4f90ebc612dfeed4f71f2b1f322c9af26393 (patch) | |
tree | 4adebcc4b4b593e75eb4309a5c27f1d048733b72 /sys/pci | |
parent | 31e7117ef15ad6fc68674edeb61182605947f9f0 (diff) | |
download | FreeBSD-src-936e4f90ebc612dfeed4f71f2b1f322c9af26393.zip FreeBSD-src-936e4f90ebc612dfeed4f71f2b1f322c9af26393.tar.gz |
Don't allow jumbo frame on 8139C+ controller.
While I'm here add a check for minimal MTU length.
Diffstat (limited to 'sys/pci')
-rw-r--r-- | sys/pci/if_rlreg.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/pci/if_rlreg.h b/sys/pci/if_rlreg.h index 74d9121..d110df0 100644 --- a/sys/pci/if_rlreg.h +++ b/sys/pci/if_rlreg.h @@ -722,6 +722,8 @@ struct rl_stats { /* see comment in dev/re/if_re.c */ #define RL_JUMBO_FRAMELEN 7440 #define RL_JUMBO_MTU (RL_JUMBO_FRAMELEN-ETHER_HDR_LEN-ETHER_CRC_LEN) +#define RL_MAX_FRAMELEN \ + (ETHER_MAX_LEN + ETHER_VLAN_ENCAP_LEN - ETHER_HDR_LEN - ETHER_CRC_LEN) struct rl_txdesc { struct mbuf *tx_m; |