Fix bdrv_get_geometry to return uint64_t, by Andre Przywara.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3825 c046a42c-6fe2-441c-8c8c-71466251a162

3 files changed, 18 insertions, 13 deletions

diff --git a/hw/fdc.c b/hw/fdc.c
index 868ae07..e5f46d0 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -234,7 +234,7 @@ static const fd_format_t fd_formats[] = {
 static void fd_revalidate (fdrive_t *drv)
 {
     const fd_format_t *parse;
-    int64_t nb_sectors, size;
+    uint64_t nb_sectors, size;
     int i, first_match, match;
     int nb_heads, max_track, last_sect, ro;
 
diff --git a/hw/ide.c b/hw/ide.c
index 18431e7..bc82bb2 100644
--- a/hw/ide.c
+++ b/hw/ide.c
@@ -1465,12 +1465,12 @@ static void ide_atapi_cmd(IDEState *s)
         break;
     case GPCMD_SEEK:
         {
-            int lba;
-            int64_t total_sectors;
+            unsigned int lba;
+            uint64_t total_sectors;
 
             bdrv_get_geometry(s->bs, &total_sectors);
             total_sectors >>= 2;
-            if (total_sectors <= 0) {
+            if (total_sectors == 0) {
                 ide_atapi_cmd_error(s, SENSE_NOT_READY,
                                     ASC_MEDIUM_NOT_PRESENT);
                 break;
@@ -1516,11 +1516,11 @@ static void ide_atapi_cmd(IDEState *s)
     case GPCMD_READ_TOC_PMA_ATIP:
         {
             int format, msf, start_track, len;
-            int64_t total_sectors;
+            uint64_t total_sectors;
 
             bdrv_get_geometry(s->bs, &total_sectors);
             total_sectors >>= 2;
-            if (total_sectors <= 0) {
+            if (total_sectors == 0) {
                 ide_atapi_cmd_error(s, SENSE_NOT_READY,
                                     ASC_MEDIUM_NOT_PRESENT);
                 break;
@@ -1560,11 +1560,11 @@ static void ide_atapi_cmd(IDEState *s)
         break;
     case GPCMD_READ_CDVD_CAPACITY:
         {
-            int64_t total_sectors;
+            uint64_t total_sectors;
 
             bdrv_get_geometry(s->bs, &total_sectors);
             total_sectors >>= 2;
-            if (total_sectors <= 0) {
+            if (total_sectors == 0) {
                 ide_atapi_cmd_error(s, SENSE_NOT_READY,
                                     ASC_MEDIUM_NOT_PRESENT);
                 break;
@@ -1580,7 +1580,7 @@ static void ide_atapi_cmd(IDEState *s)
             int media = packet[1];
             int layer = packet[6];
             int format = packet[2];
-            int64_t total_sectors;
+            uint64_t total_sectors;
 
             if (media != 0 || layer != 0)
             {
@@ -1592,6 +1592,11 @@ static void ide_atapi_cmd(IDEState *s)
                 case 0:
                     bdrv_get_geometry(s->bs, &total_sectors);
                     total_sectors >>= 2;
+                    if (total_sectors == 0) {
+                        ide_atapi_cmd_error(s, SENSE_NOT_READY,
+                                            ASC_MEDIUM_NOT_PRESENT);
+                        break;
+                    }
 
                     memset(buf, 0, 2052);
 
@@ -1636,7 +1641,7 @@ static void ide_atapi_cmd(IDEState *s)
         break;
     case GPCMD_GET_CONFIGURATION:
         {
-            int64_t total_sectors;
+            uint64_t total_sectors;
 
             /* only feature 0 is supported */
             if (packet[2] != 0 || packet[3] != 0) {
@@ -1721,7 +1726,7 @@ static void ide_cfata_metadata_write(IDEState *s)
 static void cdrom_change_cb(void *opaque)
 {
     IDEState *s = opaque;
-    int64_t nb_sectors;
+    uint64_t nb_sectors;
 
     /* XXX: send interrupt too */
     bdrv_get_geometry(s->bs, &nb_sectors);
@@ -2417,7 +2422,7 @@ static void ide_init2(IDEState *ide_state,
     IDEState *s;
     static int drive_serial = 1;
     int i, cylinders, heads, secs, translation, lba_detected = 0;
-    int64_t nb_sectors;
+    uint64_t nb_sectors;
 
     for(i = 0; i < 2; i++) {
         s = ide_state + i;
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index d281b8c..220b199 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -284,7 +284,7 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
                                  uint8_t *buf, int lun)
 {
     SCSIDeviceState *s = d->state;
-    int64_t nb_sectors;
+    uint64_t nb_sectors;
     uint32_t lba;
     uint32_t len;
     int cmdlen;