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The maximum size of the sum of all segment lengths in a given DMA mapping

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should be 65535 + link layer headers.

Pointed out by:	gallatin
This commit is contained in:
Pyun YongHyeon 2007-06-12 10:51:47 +00:00
parent 6b3375abfa
commit a272ea16ed
2 changed files with 2 additions and 2 deletions
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2
sys/dev/msk/if_mskreg.h
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@ -2185,7 +2185,7 @@ struct msk_stat_desc {
#define MSK_STAT_RING_CNT ((1 + 3) * (MSK_TX_RING_CNT + MSK_RX_RING_CNT))
#define MSK_MAXTXSEGS 32
#define MSK_TSO_MAXSGSIZE 4096
#define MSK_TSO_MAXSIZE 65535
#define MSK_TSO_MAXSIZE (65535 + sizeof(struct ether_vlan_header))
#define MSK_MAXRXSEGS 32
/*

2
sys/dev/nfe/if_nfereg.h
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@ -51,7 +51,7 @@
#define NFE_MAX_SCATTER 32
#define NFE_TSO_MAXSGSIZE 4096
#define NFE_TSO_MAXSIZE 65535
#define NFE_TSO_MAXSIZE (65535 + sizeof(struct ether_vlan_header))
#define NFE_IRQ_STATUS 0x000
#define NFE_IRQ_MASK 0x004