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rearrange order of tests for NE1000, NE2000, and Linksys

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cards.   previous order caused computers with NE2000 cards
        to hang during boot.
This commit is contained in:
Jonathan M. Bresler 1999-11-01 01:16:56 +00:00
parent cbb89e6622
commit 4b9943106b
1 changed files with 21 additions and 17 deletions
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38
sys/dev/ed/if_ed.c
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@ -1011,18 +1011,24 @@ ed_probe_Novell_generic(dev, port_rid, flags)
* probably isn't any memory at 8k - which likely means that the board
* is an NE2000.
*/
if (bcmp(test_pattern, test_buffer, sizeof(test_pattern)) == 0) {
ed_pio_writemem(sc, test_pattern, 8192, sizeof(test_pattern));
ed_pio_readmem(sc, 8192, test_buffer, sizeof(test_pattern));
linksys = ed_get_Linksys(sc);
if (linksys) {
outb(sc->nic_addr + ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
sc->isa16bit = 1;
sc->type = ED_TYPE_NE2000;
sc->type_str = "Linksys";
} else if (bcmp(test_pattern, test_buffer, sizeof(test_pattern))) {
/* not an NE1000 - try NE2000 */
/* could be either an NE1000 or a Linksys ethernet controller */
linksys = ed_get_Linksys(sc);
if (linksys) {
outb(sc->nic_addr + ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
sc->isa16bit = 1;
sc->type = ED_TYPE_NE2000;
sc->type_str = "Linksys";
} else {
sc->type = ED_TYPE_NE1000;
sc->type_str = "NE1000";
}
} else {
/* neither an NE1000 nor a Linksys - try NE2000 */
outb(sc->nic_addr + ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
outb(sc->nic_addr + ED_P0_PSTART, 16384 / ED_PAGE_SIZE);
outb(sc->nic_addr + ED_P0_PSTOP, 32768 / ED_PAGE_SIZE);
@ -1035,17 +1041,15 @@ ed_probe_Novell_generic(dev, port_rid, flags)
*/
ed_pio_writemem(sc, test_pattern, 16384, sizeof(test_pattern));
ed_pio_readmem(sc, 16384, test_buffer, sizeof(test_pattern));
if (bcmp(test_pattern, test_buffer, sizeof(test_pattern)))
return (ENXIO); /* not an NE2000 either */
sc->type = ED_TYPE_NE2000;
sc->type_str = "NE2000";
} else {
sc->type = ED_TYPE_NE1000;
sc->type_str = "NE1000";
if (bcmp(test_pattern, test_buffer, sizeof(test_pattern)) == 0) {
sc->type = ED_TYPE_NE2000;
sc->type_str = "NE2000";
} else {
return (ENXIO);
}
}
/* 8k of memory plus an additional 8k if 16bit */
memsize = 8192 + sc->isa16bit * 8192;