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- Make this work with PAE.

Browse Source 
- atomically load and clear the status block so we dont miss an
  update.
  Submitted by: jdp

Approved by:	re (scottl)
This commit is contained in:
Paul Saab 2003-05-21 07:00:49 +00:00
parent 6439d4c286
commit 487a8c7e61
3 changed files with 20 additions and 19 deletions
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32
sys/dev/bge/if_bge.c
View File

@ -762,7 +762,7 @@ bge_newbuf_std(sc, i, m)
m_adj(m_new, ETHER_ALIGN);
sc->bge_cdata.bge_rx_std_chain[i] = m_new;
r = &sc->bge_rdata->bge_rx_std_ring[i];
BGE_HOSTADDR(r->bge_addr) = vtophys(mtod(m_new, caddr_t));
BGE_HOSTADDR(r->bge_addr, vtophys(mtod(m_new, caddr_t)));
r->bge_flags = BGE_RXBDFLAG_END;
r->bge_len = m_new->m_len;
r->bge_idx = i;
@ -817,7 +817,7 @@ bge_newbuf_jumbo(sc, i, m)
/* Set up the descriptor. */
r = &sc->bge_rdata->bge_rx_jumbo_ring[i];
sc->bge_cdata.bge_rx_jumbo_chain[i] = m_new;
BGE_HOSTADDR(r->bge_addr) = vtophys(mtod(m_new, caddr_t));
BGE_HOSTADDR(r->bge_addr, vtophys(mtod(m_new, caddr_t)));
r->bge_flags = BGE_RXBDFLAG_END|BGE_RXBDFLAG_JUMBO_RING;
r->bge_len = m_new->m_len;
r->bge_idx = i;
@ -1196,8 +1196,8 @@ bge_blockinit(sc)
/* Initialize the standard RX ring control block */
rcb = &sc->bge_rdata->bge_info.bge_std_rx_rcb;
BGE_HOSTADDR(rcb->bge_hostaddr) =
vtophys(&sc->bge_rdata->bge_rx_std_ring);
BGE_HOSTADDR(rcb->bge_hostaddr,
vtophys(&sc->bge_rdata->bge_rx_std_ring));
rcb->bge_maxlen_flags = BGE_RCB_MAXLEN_FLAGS(BGE_MAX_FRAMELEN, 0);
if (sc->bge_extram)
rcb->bge_nicaddr = BGE_EXT_STD_RX_RINGS;
@ -1216,8 +1216,8 @@ bge_blockinit(sc)
* high enough to require it).
*/
rcb = &sc->bge_rdata->bge_info.bge_jumbo_rx_rcb;
BGE_HOSTADDR(rcb->bge_hostaddr) =
vtophys(&sc->bge_rdata->bge_rx_jumbo_ring);
BGE_HOSTADDR(rcb->bge_hostaddr,
vtophys(&sc->bge_rdata->bge_rx_jumbo_ring));
rcb->bge_maxlen_flags =
BGE_RCB_MAXLEN_FLAGS(BGE_MAX_FRAMELEN, BGE_RCB_FLAG_RING_DISABLED);
if (sc->bge_extram)
@ -1263,8 +1263,7 @@ bge_blockinit(sc)
vrcb = (volatile struct bge_rcb *)(sc->bge_vhandle + BGE_MEMWIN_START +
BGE_SEND_RING_RCB);
vrcb->bge_hostaddr.bge_addr_hi = 0;
BGE_HOSTADDR(vrcb->bge_hostaddr) =
vtophys(&sc->bge_rdata->bge_tx_ring);
BGE_HOSTADDR(vrcb->bge_hostaddr, vtophys(&sc->bge_rdata->bge_tx_ring));
vrcb->bge_nicaddr = BGE_NIC_TXRING_ADDR(0, BGE_TX_RING_CNT);
vrcb->bge_maxlen_flags = BGE_RCB_MAXLEN_FLAGS(BGE_TX_RING_CNT, 0);
@ -1297,8 +1296,8 @@ bge_blockinit(sc)
vrcb = (volatile struct bge_rcb *)(sc->bge_vhandle + BGE_MEMWIN_START +
BGE_RX_RETURN_RING_RCB);
vrcb->bge_hostaddr.bge_addr_hi = 0;
BGE_HOSTADDR(vrcb->bge_hostaddr) =
vtophys(&sc->bge_rdata->bge_rx_return_ring);
BGE_HOSTADDR(vrcb->bge_hostaddr,
vtophys(&sc->bge_rdata->bge_rx_return_ring));
vrcb->bge_nicaddr = 0x00000000;
vrcb->bge_maxlen_flags = BGE_RCB_MAXLEN_FLAGS(BGE_RETURN_RING_CNT, 0);
@ -2047,9 +2046,12 @@ bge_intr(xsc)
{
struct bge_softc *sc;
struct ifnet *ifp;
u_int32_t statusword;
sc = xsc;
ifp = &sc->arpcom.ac_if;
statusword =
atomic_readandclear_32(&sc->bge_rdata->bge_status_block.bge_status);
#ifdef notdef
/* Avoid this for now -- checking this register is expensive. */
@ -2088,11 +2090,7 @@ bge_intr(xsc)
BRGPHY_INTRS);
}
} else {
if ((sc->bge_rdata->bge_status_block.bge_status &
BGE_STATFLAG_UPDATED) &&
(sc->bge_rdata->bge_status_block.bge_status &
BGE_STATFLAG_LINKSTATE_CHANGED)) {
sc->bge_rdata->bge_status_block.bge_status &= ~(BGE_STATFLAG_UPDATED|BGE_STATFLAG_LINKSTATE_CHANGED);
if (statusword & BGE_STATFLAG_LINKSTATE_CHANGED) {
sc->bge_link = 0;
untimeout(bge_tick, sc, sc->bge_stat_ch);
bge_tick(sc);
@ -2252,8 +2250,8 @@ bge_encap(sc, m_head, txidx)
f = &sc->bge_rdata->bge_tx_ring[frag];
if (sc->bge_cdata.bge_tx_chain[frag] != NULL)
break;
BGE_HOSTADDR(f->bge_addr) =
vtophys(mtod(m, vm_offset_t));
BGE_HOSTADDR(f->bge_addr,
vtophys(mtod(m, vm_offset_t)));
f->bge_len = m->m_len;
f->bge_flags = csum_flags;
if (mtag != NULL) {

6
sys/dev/bge/if_bgereg.h
View File

@ -1696,7 +1696,11 @@ typedef struct {
u_int32_t bge_addr_hi;
u_int32_t bge_addr_lo;
} bge_hostaddr;
#define BGE_HOSTADDR(x) ((x).bge_addr_lo)
#define BGE_HOSTADDR(x, y) \
do { \
(x).bge_addr_lo = ((u_int64_t) (y) & 0xffffffff); \
(x).bge_addr_hi = ((u_int64_t) (y) >> 32); \
} while(0)
/* Ring control block structure */
struct bge_rcb {

1
sys/i386/conf/PAE
View File

@ -73,7 +73,6 @@ nodevice tl
nodevice tx
nodevice vr
nodevice wb
nodevice bge
nodevice cs
nodevice ed