Inventra MUSB-HDRC host-mode USB.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4232 c046a42c-6fe2-441c-8c8c-71466251a162

Makefile.target

@@ -612,7 +612,7 @@ OBJS+= spitz.o ide.o serial.o nand.o ecc.o
 OBJS+= omap1.o omap_lcdc.o omap_dma.o omap_clk.o omap_mmc.o omap_i2c.o
 OBJS+= omap2.o omap_dss.o
 OBJS+= palm.o tsc210x.o
-OBJS+= nseries.o blizzard.o onenand.o vga.o cbus.o
+OBJS+= nseries.o blizzard.o onenand.o vga.o cbus.o tusb6010.o usb-musb.o
 OBJS+= mst_fpga.o mainstone.o
 CPPFLAGS += -DHAS_AUDIO
 endif

hw/devices.h

@@ -52,4 +52,11 @@ void *tahvo_init(qemu_irq irq, int betty);
 
 void retu_key_event(void *retu, int state);
 
+/* tusb6010.c */
+struct tusb_s;
+struct tusb_s *tusb6010_init(qemu_irq intr);
+int tusb6010_sync_io(struct tusb_s *s);
+int tusb6010_async_io(struct tusb_s *s);
+void tusb6010_power(struct tusb_s *s, int on);
+
 #endif

hw/nseries.c

@@ -42,6 +42,7 @@ struct n800_s {
 
     int keymap[0x80];
 
+    struct tusb_s *usb;
     void *retu;
     void *tahvo;
 };
@@ -565,6 +566,29 @@ static void n800_cbus_setup(struct n800_s *s)
     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
 }
 
+static void n800_usb_power_cb(void *opaque, int line, int level)
+{
+    struct n800_s *s = opaque;
+
+    tusb6010_power(s->usb, level);
+}
+
+static void n800_usb_setup(struct n800_s *s)
+{
+    qemu_irq tusb_irq = omap2_gpio_in_get(s->cpu->gpif, N8X0_TUSB_INT_GPIO)[0];
+    qemu_irq tusb_pwr = qemu_allocate_irqs(n800_usb_power_cb, s, 1)[0];
+    struct tusb_s *tusb = tusb6010_init(tusb_irq);
+
+    /* Using the NOR interface */
+    omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_ASYNC_CS,
+                    tusb6010_async_io(tusb), 0, 0, tusb);
+    omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_SYNC_CS,
+                    tusb6010_sync_io(tusb), 0, 0, tusb);
+
+    s->usb = tusb;
+    omap2_gpio_out_set(s->cpu->gpif, N800_TUSB_ENABLE_GPIO, tusb_pwr);
+}
+
 /* This task is normally performed by the bootloader.  If we're loading
  * a kernel directly, we need to set up GPMC mappings ourselves.  */
 static void n800_gpmc_init(struct n800_s *s)
@@ -891,6 +915,8 @@ static void n800_init(int ram_size, int vga_ram_size,
     n800_spi_setup(s);
     n800_dss_setup(s, ds);
     n800_cbus_setup(s);
+    if (usb_enabled)
+        n800_usb_setup(s);
 
     /* Setup initial (reset) machine state */
 

hw/usb.h

@@ -108,6 +108,11 @@
 #define USB_DT_INTERFACE		0x04
 #define USB_DT_ENDPOINT			0x05
 
+#define USB_ENDPOINT_XFER_CONTROL	0
+#define USB_ENDPOINT_XFER_ISOC		1
+#define USB_ENDPOINT_XFER_BULK		2
+#define USB_ENDPOINT_XFER_INT		3
+
 typedef struct USBPort USBPort;
 typedef struct USBDevice USBDevice;
 typedef struct USBPacket USBPacket;
@@ -227,3 +232,25 @@ void qemu_register_usb_port(USBPort *port, void *opaque, int index,
 
 #define VM_USB_HUB_SIZE 8
 
+/* usb-musb.c */
+enum musb_irq_source_e {
+    musb_irq_suspend = 0,
+    musb_irq_resume,
+    musb_irq_rst_babble,
+    musb_irq_sof,
+    musb_irq_connect,
+    musb_irq_disconnect,
+    musb_irq_vbus_request,
+    musb_irq_vbus_error,
+    musb_irq_rx,
+    musb_irq_tx,
+    musb_set_vbus,
+    musb_set_session,
+    __musb_irq_max,
+};
+
+struct musb_s;
+struct musb_s *musb_init(qemu_irq *irqs);
+uint32_t musb_core_intr_get(struct musb_s *s);
+void musb_core_intr_clear(struct musb_s *s, uint32_t mask);
+void musb_set_size(struct musb_s *s, int epnum, int size, int is_tx);