diff options
Diffstat (limited to 'sys/src/9/pc/etherx550.c')
| -rw-r--r-- | sys/src/9/pc/etherx550.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/src/9/pc/etherx550.c b/sys/src/9/pc/etherx550.c index 02fda287c..bda9a2662 100644 --- a/sys/src/9/pc/etherx550.c +++ b/sys/src/9/pc/etherx550.c @@ -267,7 +267,7 @@ typedef struct { /* tweakable paramaters */ enum { - Rbsz = 12*1024, + Mtu = 12*1024, Nrd = 256, Ntd = 256, Nrb = 256, @@ -467,7 +467,7 @@ rxinit(Ctlr *c) c->reg[Fctrl] |= Bam; c->reg[Rxcsum] |= Ippcse; - c->reg[Srrctl] = (c->rbsz + 1023)/1024; + c->reg[Srrctl] = c->rbsz / 1024; c->reg[Maxfrs] = c->rbsz << 16; c->reg[Hlreg0] |= Jumboen; @@ -852,7 +852,7 @@ scan(void) c->io = io; c->reg = (u32int*)mem; c->regmsi = (u32int*)memmsi; - c->rbsz = Rbsz; + c->rbsz = ROUND(Mtu, 1024); if(reset(c)){ print("iX550: can't reset\n"); free(c); @@ -898,7 +898,7 @@ pnp(Ether *e) e->irq = c->p->intl; e->tbdf = c->p->tbdf; e->mbps = 10000; - e->maxmtu = c->rbsz; + e->maxmtu = Mtu; e->arg = e; e->attach = attach; |