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authorFrank Gevaerts <frank@gevaerts.be>2009-02-28 14:47:18 +0000
committerFrank Gevaerts <frank@gevaerts.be>2009-02-28 14:47:18 +0000
commitb6a1af2a9b8d54ed8e94e2a36f5564cf3f239919 (patch)
tree2f2e78a6d0a9f9ad7e79f7b50ce9dde7ba3fd099 /firmware
parent027b023241dbc0e6e5f1d44b16d7fe1cf50ece25 (diff)
Adds the possibility to show nice "do not disconnect" screens/icons on the USB screen. A proof-of-concept for the actual screen is at FS#9969
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20138 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware')
-rw-r--r--firmware/export/kernel.h1
-rw-r--r--firmware/usbstack/usb_storage.c17
2 files changed, 16 insertions, 2 deletions
diff --git a/firmware/export/kernel.h b/firmware/export/kernel.h
index 63cc174cb6..8b55a57daa 100644
--- a/firmware/export/kernel.h
+++ b/firmware/export/kernel.h
@@ -65,6 +65,7 @@
#define SYS_USB_CONNECTED_ACK MAKE_SYS_EVENT(SYS_EVENT_CLS_USB, 1)
#define SYS_USB_DISCONNECTED MAKE_SYS_EVENT(SYS_EVENT_CLS_USB, 2)
#define SYS_USB_DISCONNECTED_ACK MAKE_SYS_EVENT(SYS_EVENT_CLS_USB, 3)
+#define SYS_USB_LUN_LOCKED MAKE_SYS_EVENT(SYS_EVENT_CLS_USB, 4)
#define SYS_POWEROFF MAKE_SYS_EVENT(SYS_EVENT_CLS_POWER, 0)
#define SYS_CHARGER_CONNECTED MAKE_SYS_EVENT(SYS_EVENT_CLS_POWER, 1)
#define SYS_CHARGER_DISCONNECTED MAKE_SYS_EVENT(SYS_EVENT_CLS_POWER, 2)
diff --git a/firmware/usbstack/usb_storage.c b/firmware/usbstack/usb_storage.c
index 2080865e11..e769216a8d 100644
--- a/firmware/usbstack/usb_storage.c
+++ b/firmware/usbstack/usb_storage.c
@@ -346,7 +346,7 @@ void usb_storage_reconnect(void)
}
}
-/* called by usb_code_init() */
+/* called by usb_core_init() */
void usb_storage_init(void)
{
int i;
@@ -430,6 +430,12 @@ void usb_storage_init_connection(void)
#endif
#endif
usb_drv_recv(ep_out, tb.transfer_buffer, 1024);
+
+ int lun;
+ for(lun=0;lun<NUM_VOLUMES;lun++)
+ {
+ queue_broadcast(SYS_USB_LUN_LOCKED, (lun<<16)+0);
+ }
}
void usb_storage_disconnect(void)
@@ -895,7 +901,14 @@ static void handle_scsi(struct command_block_wrapper* cbw)
case SCSI_ALLOW_MEDIUM_REMOVAL:
logf("scsi allow_medium_removal %d",lun);
- /* TODO: use this to show the connect screen ? */
+ if((cbw->command_block[4] & 0x03) == 0)
+ {
+ queue_broadcast(SYS_USB_LUN_LOCKED, (lun<<16)+0);
+ }
+ else
+ {
+ queue_broadcast(SYS_USB_LUN_LOCKED, (lun<<16)+1);
+ }
send_csw(UMS_STATUS_GOOD);
break;
case SCSI_READ_FORMAT_CAPACITY: {