diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 1997-09-30 18:34:44 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 1997-09-30 18:34:44 +0000 |
| commit | 0c52b6e1b0db7a8e9a9dbf5cb077845ca9bed18f (patch) | |
| tree | d9a1035e55566d29636bb498c075edf032bc4f57 /sys/dev/isa/lpt_isa.c | |
| parent | cc8c12348a659237c10770797cba17a197f16106 (diff) | |
special XXX for MDPA lpt port
Diffstat (limited to 'sys/dev/isa/lpt_isa.c')
| -rw-r--r-- | sys/dev/isa/lpt_isa.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sys/dev/isa/lpt_isa.c b/sys/dev/isa/lpt_isa.c index 9094cfe8996..3055a503f48 100644 --- a/sys/dev/isa/lpt_isa.c +++ b/sys/dev/isa/lpt_isa.c @@ -1,4 +1,4 @@ -/* $OpenBSD: lpt_isa.c,v 1.2 1996/11/30 00:53:38 niklas Exp $ */ +/* $OpenBSD: lpt_isa.c,v 1.3 1997/09/30 18:34:43 mickey Exp $ */ /* * Copyright (c) 1993, 1994 Charles Hannum. @@ -102,7 +102,7 @@ lpt_isa_probe(parent, match, aux) bus_space_handle_t ioh; bus_addr_t base; u_int8_t mask, data; - int i, rv; + int i, rv, nports; #ifdef DEBUG #define ABORT \ @@ -117,7 +117,8 @@ lpt_isa_probe(parent, match, aux) iot = ia->ia_iot; base = ia->ia_iobase; - if (bus_space_map(iot, base, LPT_NPORTS, 0, &ioh)) + nports = (base == 0x3bc)? 4 : LPT_NPORTS; /* XXX only 4 on MDPA */ + if (bus_space_map(iot, base, nports, 0, &ioh)) return 0; rv = 0; @@ -146,13 +147,13 @@ lpt_isa_probe(parent, match, aux) bus_space_write_1(iot, ioh, lpt_data, 0); bus_space_write_1(iot, ioh, lpt_control, 0); - ia->ia_iosize = LPT_NPORTS; + ia->ia_iosize = nports; ia->ia_msize = 0; rv = 1; out: - bus_space_unmap(iot, ioh, LPT_NPORTS); + bus_space_unmap(iot, ioh, nports); return rv; } @@ -176,7 +177,7 @@ lpt_isa_attach(parent, self, aux) sc->sc_state = 0; iot = sc->sc_iot = ia->ia_iot; - if (bus_space_map(iot, ia->ia_iobase, LPT_NPORTS, 0, &ioh)) + if (bus_space_map(iot, ia->ia_iobase, ia->ia_iosize, 0, &ioh)) panic("lpt_isa_attach: couldn't map I/O ports"); sc->sc_ioh = ioh; |