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Implement USB device side driver code for SAF1761 and compatible
chips, based on datasheet and existing USS820 DCI driver. This code is not yet tested. Sponsored by: DARPA, AFRL
This commit is contained in:
Hans Petter Selasky
parent
a19c94859b
commit
b9f21c2ce8
4 changed files with 2106 additions and 8 deletions
File diff suppressed because it is too large
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@ -1,6 +1,6 @@
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/* $FreeBSD$ */
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/*-
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* Copyright (c) 2014 Hans Petter Selasky
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* Copyright (c) 2014 Hans Petter Selasky <hselasky@FreeBSD.org>
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* All rights reserved.
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*
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* This software was developed by SRI International and the University of
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@ -32,5 +32,111 @@
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#ifndef _SAF1761_DCI_H_
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#define _SAF1761_DCI_H_
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#define SOTG_MAX_DEVICES (USB_MIN_DEVICES + 1)
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#define SOTG_FS_MAX_PACKET_SIZE 64
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#define SOTG_HS_MAX_PACKET_SIZE 512
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#define SAF1761_READ_1(sc, reg) \
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bus_space_read_1((sc)->sc_io_tag, (sc)->sc_io_hdl, reg)
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#define SAF1761_READ_2(sc, reg) \
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bus_space_read_2((sc)->sc_io_tag, (sc)->sc_io_hdl, reg)
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#define SAF1761_READ_4(sc, reg) \
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bus_space_read_4((sc)->sc_io_tag, (sc)->sc_io_hdl, reg)
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#define SAF1761_WRITE_1(sc, reg, data) \
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bus_space_write_1((sc)->sc_io_tag, (sc)->sc_io_hdl, reg, data)
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#define SAF1761_WRITE_2(sc, reg, data) \
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bus_space_write_2((sc)->sc_io_tag, (sc)->sc_io_hdl, reg, data)
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#define SAF1761_WRITE_4(sc, reg, data) \
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bus_space_write_4((sc)->sc_io_tag, (sc)->sc_io_hdl, reg, data)
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struct saf1761_dci_softc;
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struct saf1761_dci_td;
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typedef uint8_t (saf1761_dci_cmd_t)(struct saf1761_dci_softc *, struct saf1761_dci_td *td);
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struct saf1761_dci_td {
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struct saf1761_dci_td *obj_next;
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saf1761_dci_cmd_t *func;
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struct usb_page_cache *pc;
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uint32_t offset;
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uint32_t remainder;
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uint16_t max_packet_size;
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uint8_t ep_index;
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uint8_t error:1;
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uint8_t alt_next:1;
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uint8_t short_pkt:1;
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uint8_t did_stall:1;
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};
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struct saf1761_dci_std_temp {
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saf1761_dci_cmd_t *func;
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struct usb_page_cache *pc;
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struct saf1761_dci_td *td;
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struct saf1761_dci_td *td_next;
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uint32_t len;
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uint32_t offset;
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uint16_t max_frame_size;
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uint8_t short_pkt;
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/*
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* short_pkt = 0: transfer should be short terminated
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* short_pkt = 1: transfer should not be short terminated
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*/
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uint8_t setup_alt_next;
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uint8_t did_stall;
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};
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struct saf1761_dci_config_desc {
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struct usb_config_descriptor confd;
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struct usb_interface_descriptor ifcd;
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struct usb_endpoint_descriptor endpd;
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} __packed;
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union saf1761_dci_hub_temp {
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uWord wValue;
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struct usb_port_status ps;
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};
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struct saf1761_dci_flags {
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uint8_t change_connect:1;
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uint8_t change_suspend:1;
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uint8_t status_suspend:1; /* set if suspended */
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uint8_t status_vbus:1; /* set if present */
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uint8_t status_bus_reset:1; /* set if reset complete */
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uint8_t clocks_off:1;
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uint8_t port_powered:1;
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uint8_t port_enabled:1;
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uint8_t d_pulled_up:1;
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uint8_t mcsr_feat:1;
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};
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struct saf1761_dci_softc {
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struct usb_bus sc_bus;
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union saf1761_dci_hub_temp sc_hub_temp;
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struct usb_device *sc_devices[SOTG_MAX_DEVICES];
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struct resource *sc_io_res;
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struct resource *sc_irq_res;
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void *sc_intr_hdl;
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bus_size_t sc_io_size;
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bus_space_tag_t sc_io_tag;
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bus_space_handle_t sc_io_hdl;
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uint32_t sc_intr_enable; /* enabled interrupts */
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uint8_t sc_rt_addr; /* root HUB address */
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uint8_t sc_dv_addr; /* device address */
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uint8_t sc_conf; /* root HUB config */
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uint8_t sc_hub_idata[1];
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struct saf1761_dci_flags sc_flags;
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};
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/* prototypes */
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usb_error_t saf1761_dci_init(struct saf1761_dci_softc *sc);
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void saf1761_dci_uninit(struct saf1761_dci_softc *sc);
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void saf1761_dci_interrupt(struct saf1761_dci_softc *sc);
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#endif /* _SAF1761_DCI_H_ */
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@ -1,6 +1,6 @@
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/* $FreeBSD$ */
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/*-
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* Copyright (c) 2014 Hans Petter Selasky
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* Copyright (c) 2014 Hans Petter Selasky <hselasky@FreeBSD.org>
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* All rights reserved.
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*
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* This software was developed by SRI International and the University of
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@ -29,6 +29,42 @@
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* SUCH DAMAGE.
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*/
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#ifdef USB_GLOBAL_INCLUDE_FILE
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#include USB_GLOBAL_INCLUDE_FILE
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#else
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#include <sys/stdint.h>
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#include <sys/stddef.h>
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/sysctl.h>
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#include <sys/sx.h>
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#include <sys/unistd.h>
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#include <sys/callout.h>
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#include <sys/malloc.h>
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#include <sys/priv.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usb_core.h>
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#include <dev/usb/usb_busdma.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/usb_transfer.h>
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#include <dev/usb/usb_device.h>
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#include <dev/usb/usb_hub.h>
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#include <dev/usb/usb_util.h>
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#include <dev/usb/usb_controller.h>
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#include <dev/usb/usb_bus.h>
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#endif /* USB_GLOBAL_INCLUDE_FILE */
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#include <dev/usb/controller/saf1761_dci.h>
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#include <dev/usb/controller/saf1761_dci_reg.h>
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@ -1,6 +1,6 @@
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/* $FreeBSD$ */
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/*-
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* Copyright (c) 2014 Hans Petter Selasky
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* Copyright (c) 2014 Hans Petter Selasky <hselasky@FreeBSD.org>
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* All rights reserved.
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*
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* This software was developed by SRI International and the University of
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@ -105,8 +105,10 @@
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#define SOTG_OTG_CTRL 0x374
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#define SOTG_EP_INDEX 0x22c
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#define SOTG_EP_INDEX_EP0SETUP (1 << 5)
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#define SOTG_EP_INDEX_ENDP_INDEX (15 << 1)
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#define SOTG_EP_INDEX_ENDP_INDEX_MASK (15 << 1)
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#define SOTG_EP_INDEX_ENDP_INDEX_SHIFT 1
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#define SOTG_EP_INDEX_DIR_IN (1 << 0)
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#define SOTG_EP_INDEX_DIR_OUT 0
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#define SOTG_CTRL_FUNC 0x228
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#define SOTG_CTRL_FUNC_CLBUF (1 << 4)
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#define SOTG_CTRL_FUNC_VENDP (1 << 3)
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#define SOTG_DATA_PORT 0x220
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#define SOTG_BUF_LENGTH 0x21C
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#define SOTG_DCBUFFERSTATUS 0x21E
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#define SOTG_DCBUFFERSTATUS_FILLED_MASK (3 << 0)
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#define SOTG_EP_MAXPACKET 0x204
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#define SOTG_EP_TYPE 0x208
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#define SOTG_EP_TYPE_NOEMPPKT (1 << 4)
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#define SOTG_DCINTERRUPT_IEBRST (1 << 0)
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#define SOTG_DCCHIP_ID 0x270
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#define SOTG_FRAME_NUM 0x274
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#define SOTG_FRAME_NUM_MICROSOFR 0x3800
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#define SOTG_FRAME_NUM_MICROSOFR_MASK 0x3800
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#define SOTG_FRAME_NUM_MICROSOFR_SHIFT 11
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#define SOTG_FRAME_NUM_SOFR 0x7FF
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#define SOTG_FRAME_NUM_SOFR_MASK 0x7FF
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#define SOTG_DCSCRATCH 0x278
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#define SOTG_UNLOCK_DEVICE 0x27C
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#define SOTG_UNLOCK_DEVICE_CODE 0xAA37
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