i386: wire up MSR_IA32_MISC_ENABLE

[qemu.git] / memory.c

diff --git a/memory.c b/memory.c
index 71e769e8b80af7d37259f3d658c834f47f4442c1..dc5e35d667cc85adc42e1a397b4777c8ec2d316e 100644 (file)
--- a/memory.c
+++ b/memory.c
@@ -403,12 +403,17 @@ static void memory_region_iorange_read(IORange *iorange,
 
         *data = ((uint64_t)1 << (width * 8)) - 1;
         if (mrp) {
-            *data = mrp->read(mr->opaque, offset);
+            *data = mrp->read(mr->opaque, offset + mr->offset);
+        } else if (width == 2) {
+            mrp = find_portio(mr, offset, 1, false);
+            assert(mrp);
+            *data = mrp->read(mr->opaque, offset + mr->offset) |
+                    (mrp->read(mr->opaque, offset + mr->offset + 1) << 8);
         }
         return;
     }
     *data = 0;
-    access_with_adjusted_size(offset, data, width,
+    access_with_adjusted_size(offset + mr->offset, data, width,
                               mr->ops->impl.min_access_size,
                               mr->ops->impl.max_access_size,
                               memory_region_read_accessor, mr);
@@ -425,11 +430,16 @@ static void memory_region_iorange_write(IORange *iorange,
         const MemoryRegionPortio *mrp = find_portio(mr, offset, width, true);
 
         if (mrp) {
-            mrp->write(mr->opaque, offset, data);
+            mrp->write(mr->opaque, offset + mr->offset, data);
+        } else if (width == 2) {
+            mrp = find_portio(mr, offset, 1, false);
+            assert(mrp);
+            mrp->write(mr->opaque, offset + mr->offset, data & 0xff);
+            mrp->write(mr->opaque, offset + mr->offset + 1, data >> 8);
         }
         return;
     }
-    access_with_adjusted_size(offset, &data, width,
+    access_with_adjusted_size(offset + mr->offset, &data, width,
                               mr->ops->impl.min_access_size,
                               mr->ops->impl.max_access_size,
                               memory_region_write_accessor, mr);
@@ -1271,3 +1281,124 @@ void set_system_io_map(MemoryRegion *mr)
     address_space_io.root = mr;
     memory_region_update_topology();
 }
+
+typedef struct MemoryRegionList MemoryRegionList;
+
+struct MemoryRegionList {
+    const MemoryRegion *mr;
+    bool printed;
+    QTAILQ_ENTRY(MemoryRegionList) queue;
+};
+
+typedef QTAILQ_HEAD(queue, MemoryRegionList) MemoryRegionListHead;
+
+static void mtree_print_mr(fprintf_function mon_printf, void *f,
+                           const MemoryRegion *mr, unsigned int level,
+                           target_phys_addr_t base,
+                           MemoryRegionListHead *alias_print_queue)
+{
+    MemoryRegionList *new_ml, *ml, *next_ml;
+    MemoryRegionListHead submr_print_queue;
+    const MemoryRegion *submr;
+    unsigned int i;
+
+    if (!mr) {
+        return;
+    }
+
+    for (i = 0; i < level; i++) {
+        mon_printf(f, "  ");
+    }
+
+    if (mr->alias) {
+        MemoryRegionList *ml;
+        bool found = false;
+
+        /* check if the alias is already in the queue */
+        QTAILQ_FOREACH(ml, alias_print_queue, queue) {
+            if (ml->mr == mr->alias && !ml->printed) {
+                found = true;
+            }
+        }
+
+        if (!found) {
+            ml = g_new(MemoryRegionList, 1);
+            ml->mr = mr->alias;
+            ml->printed = false;
+            QTAILQ_INSERT_TAIL(alias_print_queue, ml, queue);
+        }
+        mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " (prio %d): alias %s @%s "
+                   TARGET_FMT_plx "-" TARGET_FMT_plx "\n",
+                   base + mr->addr,
+                   base + mr->addr + (target_phys_addr_t)mr->size - 1,
+                   mr->priority,
+                   mr->name,
+                   mr->alias->name,
+                   mr->alias_offset,
+                   mr->alias_offset + (target_phys_addr_t)mr->size - 1);
+    } else {
+        mon_printf(f, TARGET_FMT_plx "-" TARGET_FMT_plx " (prio %d): %s\n",
+                   base + mr->addr,
+                   base + mr->addr + (target_phys_addr_t)mr->size - 1,
+                   mr->priority,
+                   mr->name);
+    }
+
+    QTAILQ_INIT(&submr_print_queue);
+
+    QTAILQ_FOREACH(submr, &mr->subregions, subregions_link) {
+        new_ml = g_new(MemoryRegionList, 1);
+        new_ml->mr = submr;
+        QTAILQ_FOREACH(ml, &submr_print_queue, queue) {
+            if (new_ml->mr->addr < ml->mr->addr ||
+                (new_ml->mr->addr == ml->mr->addr &&
+                 new_ml->mr->priority > ml->mr->priority)) {
+                QTAILQ_INSERT_BEFORE(ml, new_ml, queue);
+                new_ml = NULL;
+                break;
+            }
+        }
+        if (new_ml) {
+            QTAILQ_INSERT_TAIL(&submr_print_queue, new_ml, queue);
+        }
+    }
+
+    QTAILQ_FOREACH(ml, &submr_print_queue, queue) {
+        mtree_print_mr(mon_printf, f, ml->mr, level + 1, base + mr->addr,
+                       alias_print_queue);
+    }
+
+    QTAILQ_FOREACH_SAFE(next_ml, &submr_print_queue, queue, ml) {
+        g_free(ml);
+    }
+}
+
+void mtree_info(fprintf_function mon_printf, void *f)
+{
+    MemoryRegionListHead ml_head;
+    MemoryRegionList *ml, *ml2;
+
+    QTAILQ_INIT(&ml_head);
+
+    mon_printf(f, "memory\n");
+    mtree_print_mr(mon_printf, f, address_space_memory.root, 0, 0, &ml_head);
+
+    /* print aliased regions */
+    QTAILQ_FOREACH(ml, &ml_head, queue) {
+        if (!ml->printed) {
+            mon_printf(f, "%s\n", ml->mr->name);
+            mtree_print_mr(mon_printf, f, ml->mr, 0, 0, &ml_head);
+        }
+    }
+
+    QTAILQ_FOREACH_SAFE(ml, &ml_head, queue, ml2) {
+        g_free(ml2);
+    }
+
+    if (address_space_io.root &&
+        !QTAILQ_EMPTY(&address_space_io.root->subregions)) {
+        QTAILQ_INIT(&ml_head);
+        mon_printf(f, "I/O\n");
+        mtree_print_mr(mon_printf, f, address_space_io.root, 0, 0, &ml_head);
+    }
+}