PSARC/2008/181 Solaris Hotplug Framework

6837240 Solaris Hotplug Framework
6783012 Add support for PCIe Alternate Routing-ID Interpretation
6638136 remove obsolete ndi_ra_xxx logic from px_msi code
6695081 Race condition between pciehpc_intr() and pciehpc_init()

--HG--
rename : usr/src/uts/common/io/hotplug/pciehpc/pciehpc.c => usr/src/uts/common/io/pciex/hotplug/pciehpc.c
rename : usr/src/uts/common/io/hotplug/pcishpc/pcishpc.c => usr/src/uts/common/io/pciex/hotplug/pcishpc.c
rename : usr/src/uts/intel/io/hotplug/pciehpc/pciehpc_acpi.c => usr/src/uts/intel/io/pciex/hotplug/pciehpc_acpi.c
rename : usr/src/uts/intel/io/hotplug/pciehpc/pciehpc_acpi.h => usr/src/uts/intel/sys/hotplug/pci/pciehpc_acpi.h
rename : usr/src/uts/sparc/pcicfg.e/Makefile => usr/src/uts/sparc/pcicfg/Makefile
rename : usr/src/uts/sun4/io/pcicfg.e.c => usr/src/uts/sun4/io/pcicfg.c

1 files changed, 24 insertions, 1 deletions

diff --git a/usr/src/uts/common/sys/devinfo_impl.h b/usr/src/uts/common/sys/devinfo_impl.h
index 4f874ea1e3..411ec3f5e2 100644
--- a/usr/src/uts/common/sys/devinfo_impl.h
+++ b/usr/src/uts/common/sys/devinfo_impl.h
@@ -64,6 +64,9 @@ extern "C" {
 /* new public flag for the layered drivers framework */
 #define	DINFOLYR	(DIIOC | 0x40)	/* get device layering information */
 
+/* new public flag for the hotplug framework */
+#define	DINFOHP		(DIIOC | 0x400000)  /* include hotplug information */
+
 /*
  * Straight ioctl commands, not bitwise operation
  */
@@ -119,6 +122,7 @@ extern "C" {
 #define	DI_LINK(addr)		((struct di_link *)((void *)(addr)))
 #define	DI_LNODE(addr)		((struct di_lnode *)((void *)(addr)))
 #define	DI_PRIV_FORMAT(addr)	((struct di_priv_format *)((void *)(addr)))
+#define	DI_HP(addr)		((struct di_hp *)((void *)(addr)))
 
 /*
  * multipath component definitions:  Follows the registered component of
@@ -269,12 +273,15 @@ struct di_node {	/* useful info to export for each tree node */
 	di_off_t top_phci;
 	di_off_t next_phci;
 	uint32_t multipath_component;	/* stores MDI_COMPONENT_* value. */
-
 	/*
 	 * devi_flags field
 	 */
 	uint32_t flags;
 	uint32_t di_pad2;	/* 4 byte padding for 32bit x86 app. */
+	/*
+	 * offset to hotplug nodes.
+	 */
+	di_off_t hp_data;
 };
 
 /*
@@ -321,6 +328,22 @@ struct di_path {
 };
 
 /*
+ * chain of hotplug information structures
+ */
+struct di_hp {
+	di_off_t	self;		/* make it self addressable */
+	di_off_t	next;		/* next one in chain */
+	di_off_t	hp_name;	/* name of hotplug connection */
+	int		hp_connection;	/* connection number */
+	int		hp_depends_on;	/* connection number depended upon */
+	int		hp_state;	/* current hotplug state */
+	int		hp_type;	/* connection type: PCI, ... */
+	di_off_t	hp_type_str;	/* description of connection type */
+	uint32_t	hp_last_change;	/* timestamp of last change */
+	di_off_t	hp_child;	/* child device node */
+};
+
+/*
  * Flags for snap_state
  */
 #define	DI_PATH_SNAP_NOCLIENT	0x01	/* client endpt not in snapshot */