[PATCH] pnpacpi mishandles port io ADDRESS resources

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



ACPI ADDRESSn resources can describe both memory and port io, but the
current code assumes they're descibing memory, which isn't true for HP's
ia64 systems.

Signed-off-by: Matthew Wilcox <[email protected]>

--- a/drivers/pnp/pnpacpi/rsparser.c	4 Feb 2006 04:51:56 -0000	1.7
+++ b/drivers/pnp/pnpacpi/rsparser.c	10 Jun 2006 16:27:48 -0000
@@ -221,19 +221,34 @@ static acpi_status pnpacpi_allocated_res
 				res->data.fixed_memory32.address_length);
 		break;
 	case ACPI_RESOURCE_TYPE_ADDRESS16:
-		pnpacpi_parse_allocated_memresource(res_table,
-				res->data.address16.minimum,
-				res->data.address16.address_length);
+		if (res->data.address.resource_type == 0)
+			pnpacpi_parse_allocated_memresource(res_table,
+					res->data.address16.minimum,
+					res->data.address16.address_length);
+		else if (res->data.address.resource_type == 1)
+			pnpacpi_parse_allocated_ioresource(res_table,
+					res->data.address16.minimum,
+					res->data.address16.address_length);
 		break;
 	case ACPI_RESOURCE_TYPE_ADDRESS32:
-		pnpacpi_parse_allocated_memresource(res_table,
-				res->data.address32.minimum,
-				res->data.address32.address_length);
+		if (res->data.address.resource_type == 0)
+			pnpacpi_parse_allocated_memresource(res_table,
+					res->data.address32.minimum,
+					res->data.address32.address_length);
+		else if (res->data.address.resource_type == 1)
+			pnpacpi_parse_allocated_ioresource(res_table,
+					res->data.address32.minimum,
+					res->data.address32.address_length);
 		break;
 	case ACPI_RESOURCE_TYPE_ADDRESS64:
-		pnpacpi_parse_allocated_memresource(res_table,
-		res->data.address64.minimum,
-		res->data.address64.address_length);
+		if (res->data.address.resource_type == 0)
+			pnpacpi_parse_allocated_memresource(res_table,
+					res->data.address64.minimum,
+					res->data.address64.address_length);
+		else if (res->data.address.resource_type == 1)
+			pnpacpi_parse_allocated_ioresource(res_table,
+					res->data.address64.minimum,
+					res->data.address64.address_length);
 		break;
 
 	case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64:
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux