better BIOS ATA translation support

[qemu] / hw / pc.c

diff --git a/hw/pc.c b/hw/pc.c
index fbcd969..64b6180 100644 (file)
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -217,19 +217,23 @@ static void cmos_init(int ram_size, int boot_device, BlockDriverState **hd_table
     val = 0;
     for (i = 0; i < 4; i++) {
         if (hd_table[i]) {
-            int cylinders, heads, sectors;
-            uint8_t translation;
-            /* NOTE: bdrv_get_geometry_hint() returns the geometry
-               that the hard disk returns. It is always such that: 1 <=
-               sects <= 63, 1 <= heads <= 16, 1 <= cylinders <=
-               16383. The BIOS geometry can be different. */
-            bdrv_get_geometry_hint(hd_table[i], &cylinders, &heads, &sectors);
-            if (cylinders <= 1024 && heads <= 16 && sectors <= 63) {
-                /* No translation. */
-                translation = 0;
+            int cylinders, heads, sectors, translation;
+            /* NOTE: bdrv_get_geometry_hint() returns the physical
+                geometry.  It is always such that: 1 <= sects <= 63, 1
+                <= heads <= 16, 1 <= cylinders <= 16383. The BIOS
+                geometry can be different if a translation is done. */
+            translation = bdrv_get_translation_hint(hd_table[i]);
+            if (translation == BIOS_ATA_TRANSLATION_AUTO) {
+                bdrv_get_geometry_hint(hd_table[i], &cylinders, &heads, &sectors);
+                if (cylinders <= 1024 && heads <= 16 && sectors <= 63) {
+                    /* No translation. */
+                    translation = 0;
+                } else {
+                    /* LBA translation. */
+                    translation = 1;
+                }
             } else {
-                /* LBA translation. */
-                translation = 1;
+                translation--;
             }
             val |= translation << (i * 2);
         }
@@ -555,8 +559,19 @@ void pc_init(int ram_size, int vga_ram_size, int boot_device,
     DMA_init(0);
 
     if (audio_enabled) {
-        /* no audio supported yet for win32 */
         AUD_init();
+#ifdef USE_SB16
+        if (sb16_enabled)
+            SB16_init ();
+#endif
+#ifdef CONFIG_ADLIB
+        if (adlib_enabled)
+            Adlib_init ();
+#endif
+#ifdef USE_GUS
+        if (gus_enabled)
+            GUS_init ();
+#endif
     }
 
     floppy_controller = fdctrl_init(6, 2, 0, 0x3f0, fd_table);