summary refs log tree commit diff stats
path: root/hw/display
diff options
context:
space:
mode:
Diffstat (limited to 'hw/display')
-rw-r--r--hw/display/cirrus_vga.c1
-rw-r--r--hw/display/tcx.c10
2 files changed, 6 insertions, 5 deletions
diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c
index 64bfe2be4a..a5dbc39c21 100644
--- a/hw/display/cirrus_vga.c
+++ b/hw/display/cirrus_vga.c
@@ -2600,7 +2600,6 @@ static void cirrus_vga_ioport_write(void *opaque, hwaddr addr, uint64_t val,
 #endif
 	cirrus_vga_write_sr(c, val);
         break;
-	break;
     case 0x3c6:
 	cirrus_write_hidden_dac(c, val);
 	break;
diff --git a/hw/display/tcx.c b/hw/display/tcx.c
index fc27f45e4e..995641c745 100644
--- a/hw/display/tcx.c
+++ b/hw/display/tcx.c
@@ -193,15 +193,16 @@ static inline void reset_dirty(TCXState *ts, ram_addr_t page_min,
                               ram_addr_t cpage)
 {
     memory_region_reset_dirty(&ts->vram_mem,
-                              page_min, page_max + TARGET_PAGE_SIZE,
+                              page_min,
+                              (page_max - page_min) + TARGET_PAGE_SIZE,
                               DIRTY_MEMORY_VGA);
     memory_region_reset_dirty(&ts->vram_mem,
                               page24 + page_min * 4,
-                              page24 + page_max * 4 + TARGET_PAGE_SIZE,
+                              (page_max - page_min) * 4 + TARGET_PAGE_SIZE,
                               DIRTY_MEMORY_VGA);
     memory_region_reset_dirty(&ts->vram_mem,
                               cpage + page_min * 4,
-                              cpage + page_max * 4 + TARGET_PAGE_SIZE,
+                              (page_max - page_min) * 4 + TARGET_PAGE_SIZE,
                               DIRTY_MEMORY_VGA);
 }
 
@@ -285,7 +286,8 @@ static void tcx_update_display(void *opaque)
     /* reset modified pages */
     if (page_max >= page_min) {
         memory_region_reset_dirty(&ts->vram_mem,
-                                  page_min, page_max + TARGET_PAGE_SIZE,
+                                  page_min,
+                                  (page_max - page_min) + TARGET_PAGE_SIZE,
                                   DIRTY_MEMORY_VGA);
     }
 }