diff options
| author | bz <bz@FreeBSD.org> | 2004-11-13 20:21:57 +0000 |
|---|---|---|
| committer | bz <bz@FreeBSD.org> | 2004-11-13 20:21:57 +0000 |
| commit | a67c7e75123103251e304a51ba19d0530b75981d (patch) | |
| tree | da0ebb40a033eb4e93ee142ee7e4c5bde34b2805 | |
| parent | 7204610fc8f2c52843fcd25dbe3ef07791f99492 (diff) | |
| download | FreeBSD-src-a67c7e75123103251e304a51ba19d0530b75981d.zip FreeBSD-src-a67c7e75123103251e304a51ba19d0530b75981d.tar.gz | |
Set ramsize depending on a value from eprom instead of using
hardcoded 128k for Yukon devices. 88E8001 only has 64k of on-chip RAM[1].
[1] http://www.marvell.com/products/pcconn/yukon/Yukon_88E8001_10_073103_final.pdf
Tested by: amd64, current
Approved by: rwatson (mentor)
MFC after: 1 week
| -rw-r--r-- | sys/dev/sk/if_sk.c | 12 | ||||
| -rw-r--r-- | sys/pci/if_sk.c | 12 |
2 files changed, 18 insertions, 6 deletions
diff --git a/sys/dev/sk/if_sk.c b/sys/dev/sk/if_sk.c index d00980a..ab4bdd1 100644 --- a/sys/dev/sk/if_sk.c +++ b/sys/dev/sk/if_sk.c @@ -1503,6 +1503,7 @@ skc_attach(dev) { struct sk_softc *sc; int unit, error = 0, rid, *port; + uint8_t skrs; sc = device_get_softc(dev); unit = device_get_unit(dev); @@ -1563,9 +1564,10 @@ skc_attach(dev) /* Read and save vital product data from EEPROM. */ sk_vpd_read(sc); + skrs = sk_win_read_1(sc, SK_EPROM0); if (sc->sk_type == SK_GENESIS) { /* Read and save RAM size and RAMbuffer offset */ - switch(sk_win_read_1(sc, SK_EPROM0)) { + switch(skrs) { case SK_RAMSIZE_512K_64: sc->sk_ramsize = 0x80000; sc->sk_rboff = SK_RBOFF_0; @@ -1588,8 +1590,12 @@ skc_attach(dev) error = ENXIO; goto fail; } - } else { - sc->sk_ramsize = 0x20000; + } else { /* SK_YUKON */ + if (skrs == 0x00) { + sc->sk_ramsize = 0x20000; + } else { + sc->sk_ramsize = skrs * (1<<12); + } sc->sk_rboff = SK_RBOFF_0; } diff --git a/sys/pci/if_sk.c b/sys/pci/if_sk.c index d00980a..ab4bdd1 100644 --- a/sys/pci/if_sk.c +++ b/sys/pci/if_sk.c @@ -1503,6 +1503,7 @@ skc_attach(dev) { struct sk_softc *sc; int unit, error = 0, rid, *port; + uint8_t skrs; sc = device_get_softc(dev); unit = device_get_unit(dev); @@ -1563,9 +1564,10 @@ skc_attach(dev) /* Read and save vital product data from EEPROM. */ sk_vpd_read(sc); + skrs = sk_win_read_1(sc, SK_EPROM0); if (sc->sk_type == SK_GENESIS) { /* Read and save RAM size and RAMbuffer offset */ - switch(sk_win_read_1(sc, SK_EPROM0)) { + switch(skrs) { case SK_RAMSIZE_512K_64: sc->sk_ramsize = 0x80000; sc->sk_rboff = SK_RBOFF_0; @@ -1588,8 +1590,12 @@ skc_attach(dev) error = ENXIO; goto fail; } - } else { - sc->sk_ramsize = 0x20000; + } else { /* SK_YUKON */ + if (skrs == 0x00) { + sc->sk_ramsize = 0x20000; + } else { + sc->sk_ramsize = skrs * (1<<12); + } sc->sk_rboff = SK_RBOFF_0; } |
