🚀 go-pugleaf

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Hi! Chuck,


From: KIYOHARA Takashi <kiyohara@kk.iij4u.or.jp>
Date: Mon, 22 Apr 2013 21:21:50 +0900 (JST)

> > so I guess the easiest thing for now would be to add another MD callback
> > that is called from acpi_build_tree() just before the call to
> > acpi_pcidev_scan().  in that callback you could adjust ACPI_VALID_ADR
> > and ad->ad_devinfo->Address as I was originally thinking.
> > once we eventually migrate more of the logic from x86/mpacpi.c
> > to dev/acpi/*.c, maybe we'll find that we can merge some of these
> > callbacks.
> 
> I wish to call each device(or node?), like acpi_device_md_callback().
> Please add new callback.

I have wrote new patch.
It call acpi_node_md_callback() and retry.

Thanks,
--
kiyohara

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Index: acpi_pci.c
===================================================================
RCS file: /cvsroot/src/sys/dev/acpi/acpi_pci.c,v
retrieving revision 1.18
diff -u -r1.18 acpi_pci.c
--- acpi_pci.c	31 Dec 2010 10:56:39 -0000	1.18
+++ acpi_pci.c	27 Apr 2013 07:21:35 -0000
@@ -45,6 +45,8 @@
 #include <dev/acpi/acpivar.h>
 #include <dev/acpi/acpi_pci.h>
 
+#include <machine/acpi_machdep.h>
+
 #include "locators.h"
 
 #define _COMPONENT	  ACPI_BUS_COMPONENT
@@ -175,6 +177,9 @@
 	ACPI_STATUS rv;
 
 	ad->ad_pciinfo = NULL;
+	ap = NULL;
+
+retry:
 
 	/*
 	 * We attach PCI information only to devices that are present,
@@ -189,11 +194,11 @@
 		goto rec;
 
 	if (ad->ad_devinfo->Flags & ACPI_PCI_ROOT_BRIDGE) {
-
-		ap = kmem_zalloc(sizeof(*ap), KM_SLEEP);
-
-		if (ap == NULL)
-			return AE_NO_MEMORY;
+		if (ap == NULL) {
+			ap = kmem_zalloc(sizeof(*ap), KM_SLEEP);
+			if (ap == NULL)
+				return AE_NO_MEMORY;
+		}
 
 		/*
 		 * If no _SEG exist, all PCI bus segments are assumed
@@ -224,6 +229,7 @@
 		}
 
 		ap->ap_flags |= ACPI_PCI_INFO_BRIDGE;
+		ad->ad_pciinfo = ap;
 
 		/*
 		 * This ACPI node denotes a PCI root bridge, but it may also
@@ -242,11 +248,8 @@
 				    "invalid PCI address for %s\n", ad->ad_name);
 			else
 				ap->ap_flags |= ACPI_PCI_INFO_DEVICE;
+			goto rec;
 		}
-
-		ad->ad_pciinfo = ap;
-
-		goto rec;
 	}
 
 	if ((ad->ad_parent != NULL) &&
@@ -259,10 +262,11 @@
 		 * bridge. We have the same PCI segment number, and
 		 * our bus number is its downstream bus number.
 		 */
-		ap = kmem_zalloc(sizeof(*ap), KM_SLEEP);
-
-		if (ap == NULL)
-			return AE_NO_MEMORY;
+		if (ap == NULL) {
+			ap = kmem_zalloc(sizeof(*ap), KM_SLEEP);
+			if (ap == NULL)
+				return AE_NO_MEMORY;
+		}
 
 		ap->ap_segment = ad->ad_parent->ad_pciinfo->ap_segment;
 		ap->ap_bus = ad->ad_parent->ad_pciinfo->ap_downbus;
@@ -279,6 +283,7 @@
 		}
 
 		ap->ap_flags |= ACPI_PCI_INFO_DEVICE;
+		ad->ad_pciinfo = ap;
 
 		if (ap->ap_function == 0xFFFF) {
 			/*
@@ -295,12 +300,12 @@
 
 			if (ACPI_SUCCESS(rv))
 				ap->ap_flags |= ACPI_PCI_INFO_BRIDGE;
-		}
 
-		ad->ad_pciinfo = ap;
-
-		goto rec;
+			goto rec;
+		}
 	}
+	if (acpi_node_md_callback(ad) != 0)
+		goto retry;
 
 rec:
 	SIMPLEQ_FOREACH(child, &ad->ad_child_head, ad_child_list) {

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