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Fix a bug in the driver -- the chip will always include the CRC

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in the received packet size, but the upper level routines want
the length without it.

Reported-by: Doug Ambrisko, ambrisko@freebsd.org
This commit is contained in:
Luigi Rizzo 2002-02-07 07:47:00 +00:00
parent fd173deae3
commit 254d9d5f73
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=90339
1 changed files with 2 additions and 1 deletions
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3
sys/pci/if_sisreg.h
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@ -307,10 +307,11 @@ struct sis_desc {
#define SIS_CMDSTS_MORE 0x40000000 #define SIS_CMDSTS_MORE 0x40000000
#define SIS_CMDSTS_OWN 0x80000000 #define SIS_CMDSTS_OWN 0x80000000
#define SIS_CRC_SIZE 0x4
#define SIS_LASTDESC(x) (!((x)->sis_ctl & SIS_CMDSTS_MORE))) #define SIS_LASTDESC(x) (!((x)->sis_ctl & SIS_CMDSTS_MORE)))
#define SIS_OWNDESC(x) ((x)->sis_ctl & SIS_CMDSTS_OWN) #define SIS_OWNDESC(x) ((x)->sis_ctl & SIS_CMDSTS_OWN)
#define SIS_INC(x, y) { if (++(x) == y) x = 0; } #define SIS_INC(x, y) { if (++(x) == y) x = 0; }
#define SIS_RXBYTES(x) ((x)->sis_ctl & SIS_CMDSTS_BUFLEN) #define SIS_RXBYTES(x) (((x)->sis_ctl & SIS_CMDSTS_BUFLEN) - SIS_CRC_SIZE)
#define SIS_RXSTAT_COLL 0x00010000 #define SIS_RXSTAT_COLL 0x00010000
#define SIS_RXSTAT_LOOPBK 0x00020000 #define SIS_RXSTAT_LOOPBK 0x00020000