diff options
Diffstat (limited to 'sys/arch/pica/dev/if_sn.h')
| -rw-r--r-- | sys/arch/pica/dev/if_sn.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/arch/pica/dev/if_sn.h b/sys/arch/pica/dev/if_sn.h index 9b2789ea244..a5cd835cfcf 100644 --- a/sys/arch/pica/dev/if_sn.h +++ b/sys/arch/pica/dev/if_sn.h @@ -43,6 +43,7 @@ struct RXpkt { u_long seq_no; /* + RBA sequence numbers */ u_long rlink; /* link to next receive descriptor */ u_long in_use; /* + packet available to SONIC */ + u_long pad; /* pad to multiple of 16 bytes */ }; #endif #define RBASEQ(x) (((x)>>8)&0xff) @@ -52,7 +53,7 @@ struct RXpkt { * Transmit Descriptor * This structure holds information about packets to be transmitted. */ -#define FRAGMAX 32 /* maximum number of fragments in a packet */ +#define FRAGMAX 31 /* maximum number of fragments in a packet */ #if SONICDW == 32 struct TXpkt { u_long status; /* + transmitted packet status */ @@ -68,8 +69,7 @@ struct TXpkt { struct { u_long _tlink; /* link to next transmit descriptor */ } u_link; - } u[FRAGMAX]; - u_long :32; /* This makes tcp->u[FRAGMAX].u_link.link valid! */ + } u[FRAGMAX+1]; /* +1 makes tcp->u[FRAGMAX].u_link.link valid! */ }; #endif |