diff options
author | dfr <dfr@FreeBSD.org> | 1999-05-30 11:05:39 +0000 |
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committer | dfr <dfr@FreeBSD.org> | 1999-05-30 11:05:39 +0000 |
commit | 1978cc5b903cad997505fc2ad3b35f4890ced967 (patch) | |
tree | 13490e2a94413dba52948b95df831555b6e6b9e0 /sys/i386/isa/isa.c | |
parent | 21de0868b388c77b5b32d95804e6b3375166e33f (diff) | |
download | FreeBSD-src-1978cc5b903cad997505fc2ad3b35f4890ced967.zip FreeBSD-src-1978cc5b903cad997505fc2ad3b35f4890ced967.tar.gz |
Allow up to 8 ports, 4 memory regions and two irqs and drqs.
Diffstat (limited to 'sys/i386/isa/isa.c')
-rw-r--r-- | sys/i386/isa/isa.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/sys/i386/isa/isa.c b/sys/i386/isa/isa.c index a467cb5..8e153a7 100644 --- a/sys/i386/isa/isa.c +++ b/sys/i386/isa/isa.c @@ -23,7 +23,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: isa.c,v 1.126 1999/05/14 11:22:28 dfr Exp $ + * $Id: isa.c,v 1.127 1999/05/22 15:18:12 dfr Exp $ */ /* @@ -90,8 +90,8 @@ isa_alloc_resource(device_t bus, device_t child, int type, int *rid, { /* * Consider adding a resource definition. We allow rid 0-1 for - * irq, drq and memory and rid 0-7 for ports which is sufficient for - * isapnp. + * irq and drq, 0-3 for memory and 0-7 for ports which is + * sufficient for isapnp. */ int passthrough = (device_get_parent(child) != bus); int isdefault = (start == 0UL && end == ~0UL); @@ -104,7 +104,11 @@ isa_alloc_resource(device_t bus, device_t child, int type, int *rid, if (!rle) { if (*rid < 0) return 0; - if (type != SYS_RES_IOPORT && *rid > 1) + if (type == SYS_RES_IRQ && *rid > 1) + return 0; + if (type == SYS_RES_DRQ && *rid > 1) + return 0; + if (type != SYS_RES_MEMORY && *rid > 3) return 0; if (type == SYS_RES_IOPORT && *rid > 7) return 0; |