PERFORCE change 162082 for review

[Hans Petter Selasky]

http://perforce.freebsd.org/chv.cgi?CH=162082

Change 162082 by hselasky at hselasky_laptop001 on 2009/05/14 19:47:11

	
	USB controller (AVR32 DCI)
	  - add basic structures, mostly copied from the atmegadci driver.

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb/controller/avr32dci.h#2 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb/controller/avr32dci.h#2 (text+ko) ====

@@ -1,3 +1,4 @@
+/* $FreeBSD: src/sys/dev/usb/controller/avr32dci.h $ */
 /*-
  * Copyright (c) 2009 Hans Petter Selasky. All rights reserved.
  *
@@ -26,6 +27,8 @@
 #ifndef _AVR32DCI_H_
 #define	_AVR32DCI_H_
 
+#define	AVR32_MAX_DEVICES (USB_MIN_DEVICES + 1)
+
 /* Register definitions */
 
 #define	AVR32_CTRL 0x00			/* Control */
@@ -60,4 +63,114 @@
 #define	AVR32_DMANXTDSC 0x310		/* DMA Next Descriptor Address */
 #define	AVR32_DMAADDRESS 0x314		/* DMA Channel Address */
 
+#define	AVR32_READ_4(sc, reg) \
+  bus_space_read_4((sc)->sc_io_tag, (sc)->sc_io_hdl, reg)
+
+#define	AVR32_WRITE_4(sc, reg, data) \
+  bus_space_write_4((sc)->sc_io_tag, (sc)->sc_io_hdl, reg, data)
+
+#define	AVR32_WRITE_MULTI_4(sc, reg, ptr, len) \
+  bus_space_write_multi_4((sc)->sc_io_tag, (sc)->sc_io_hdl, reg, ptr, len)
+
+#define	AVR32_READ_MULTI_4(sc, reg, ptr, len) \
+  bus_space_read_multi_4((sc)->sc_io_tag, (sc)->sc_io_hdl, reg, ptr, len)
+
+/*
+ * Maximum number of endpoints supported:
+ */
+#define	AVR32_EP_MAX 7
+
+struct avr32dci_td;
+
+typedef uint8_t (avr32dci_cmd_t)(struct avr32dci_td *td);
+typedef void (avr32dci_clocks_t)(struct usb2_bus *);
+
+struct avr32dci_td {
+	struct avr32dci_td *obj_next;
+	avr32dci_cmd_t *func;
+	struct usb2_page_cache *pc;
+	uint32_t offset;
+	uint32_t remainder;
+	uint16_t max_packet_size;
+	uint8_t	error:1;
+	uint8_t	alt_next:1;
+	uint8_t	short_pkt:1;
+	uint8_t	support_multi_buffer:1;
+	uint8_t	did_stall:1;
+	uint8_t	ep_no:3;
+};
+
+struct avr32dci_std_temp {
+	avr32dci_cmd_t *func;
+	struct usb2_page_cache *pc;
+	struct avr32dci_td *td;
+	struct avr32dci_td *td_next;
+	uint32_t len;
+	uint32_t offset;
+	uint16_t max_frame_size;
+	uint8_t	short_pkt;
+	/*
+         * short_pkt = 0: transfer should be short terminated
+         * short_pkt = 1: transfer should not be short terminated
+         */
+	uint8_t	setup_alt_next;
+};
+
+struct avr32dci_config_desc {
+	struct usb2_config_descriptor confd;
+	struct usb2_interface_descriptor ifcd;
+	struct usb2_endpoint_descriptor endpd;
+} __packed;
+
+union avr32dci_hub_temp {
+	uWord	wValue;
+	struct usb2_port_status ps;
+};
+
+struct avr32dci_flags {
+	uint8_t	change_connect:1;
+	uint8_t	change_suspend:1;
+	uint8_t	status_suspend:1;	/* set if suspended */
+	uint8_t	status_vbus:1;		/* set if present */
+	uint8_t	status_bus_reset:1;	/* set if reset complete */
+	uint8_t	remote_wakeup:1;
+	uint8_t	self_powered:1;
+	uint8_t	clocks_off:1;
+	uint8_t	port_powered:1;
+	uint8_t	port_enabled:1;
+	uint8_t	d_pulled_up:1;
+};
+
+struct avr32dci_softc {
+	struct usb2_bus sc_bus;
+	union avr32dci_hub_temp sc_hub_temp;
+
+	/* must be set by by the bus interface layer */
+	avr32dci_clocks_t *sc_clocks_on;
+	avr32dci_clocks_t *sc_clocks_off;
+
+	struct usb2_device *sc_devices[AVR32_MAX_DEVICES];
+	struct resource *sc_irq_res;
+	void   *sc_intr_hdl;
+	struct resource *sc_io_res;
+	bus_space_tag_t sc_io_tag;
+	bus_space_handle_t sc_io_hdl;
+
+	uint8_t	sc_rt_addr;		/* root hub address */
+	uint8_t	sc_dv_addr;		/* device address */
+	uint8_t	sc_conf;		/* root hub config */
+
+	uint8_t	sc_hub_idata[1];
+
+	struct avr32dci_flags sc_flags;
+};
+
+/* prototypes */
+
+usb2_error_t avr32dci_init(struct avr32dci_softc *sc);
+void	avr32dci_uninit(struct avr32dci_softc *sc);
+void	avr32dci_suspend(struct avr32dci_softc *sc);
+void	avr32dci_resume(struct avr32dci_softc *sc);
+void	avr32dci_interrupt(struct avr32dci_softc *sc);
+
 #endif					/* _AVR32DCI_H_ */