diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/circbuf.h | 40 | ||||
| -rw-r--r-- | include/configs/SX1.h | 177 | ||||
| -rw-r--r-- | include/configs/omap1510.h | 94 | ||||
| -rw-r--r-- | include/devices.h | 3 | ||||
| -rw-r--r-- | include/usbdcore.h | 671 | ||||
| -rw-r--r-- | include/usbdcore_ep0.h | 39 | ||||
| -rw-r--r-- | include/usbdcore_omap1510.h | 183 | ||||
| -rw-r--r-- | include/usbdescriptors.h | 497 | 
8 files changed, 1703 insertions, 1 deletions
| diff --git a/include/circbuf.h b/include/circbuf.h new file mode 100644 index 000000000..e10ed9571 --- /dev/null +++ b/include/circbuf.h @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307	 USA + * + */ + +#ifndef __CIRCBUF_H__ +#define __CIRCBUF_H__ + +typedef struct circbuf { +	unsigned int size;	/* current number of bytes held */ +	unsigned int totalsize; /* number of bytes allocated */ + +	char *top;		/* pointer to current buffer start */ +	char *tail;		/* pointer to space for next element */ + +	char *data;		/* all data */ +	char *end;		/* end of data buffer */ +} circbuf_t; + +int buf_init (circbuf_t * buf, unsigned int size); +int buf_free (circbuf_t * buf); +int buf_pop (circbuf_t * buf, char *dest, unsigned int len); +int buf_push (circbuf_t * buf, const char *src, unsigned int len); + +#endif diff --git a/include/configs/SX1.h b/include/configs/SX1.h new file mode 100644 index 000000000..ca536c5d3 --- /dev/null +++ b/include/configs/SX1.h @@ -0,0 +1,177 @@ +/* + * (C) Copyright 2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * If we are developing, we might want to start armboot from ram + * so we MUST NOT initialize critical regs like mem-timing ... + */ +#define CONFIG_INIT_CRITICAL		/* undef for developing */ + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_ARM925T	1		/* This is an arm925t CPU	*/ +#define CONFIG_OMAP	1		/* in a TI OMAP core	*/ +#define CONFIG_OMAP1510 1		/* which is in a 1510 (helen) */ +#define CONFIG_OMAP_SX1 1		/*	a SX1 Board  */ + +/* input clock of PLL */ +#define CONFIG_SYS_CLK_FREQ	12000000	/* the SX1 has 12MHz input clock */ + +#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */ + +#define CONFIG_MISC_INIT_R + +#define CONFIG_CMDLINE_TAG	 1	/* enable passing of ATAGs	*/ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG	 1 + +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 128*1024) +#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */ + +/* + * Hardware drivers + */ + +/* + * NS16550 Configuration + */ +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_REG_SIZE	(-4) +#define CFG_NS16550_CLK		(CONFIG_SYS_CLK_FREQ)	/* can be 12M/32Khz or 48Mhz  */ +#define CFG_NS16550_COM1	0xfffb0000		/* uart1, bluetooth uart on helen */ + +/* + * select serial console configuration + */ +#define CONFIG_SERIAL1		1	/* we use SERIAL 1 on SX1 */ + +/* + * USB device configuration + */ +#define CONFIG_USB_DEVICE	1 +#define CONFIG_USB_TTY		1 + +#define CONFIG_USBD_VENDORID		0x1234 +#define CONFIG_USBD_PRODUCTID		0x5678 +#define CONFIG_USBD_MANUFACTURER	"Siemens" +#define CONFIG_USBD_PRODUCT_NAME	"SX1" +#define CONFIG_USBD_SERIAL_NUMBER	"000000000001" + + +/* + * I2C configuration + */ +#define CONFIG_HARD_I2C +#define CFG_I2C_SPEED		100000 +#define CFG_I2C_SLAVE		1 +#define CONFIG_DRIVER_OMAP1510_I2C + +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_ENV_OVERWRITE +#define CONFIG_CONS_INDEX	1 +#define CONFIG_BAUDRATE		115200 +#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_COMMANDS		(( CONFIG_CMD_DFL | \ +				   CFG_CMD_I2C ) & \ +				  ~CFG_CMD_NET) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> +#include <configs/omap1510.h> + +#define CONFIG_BOOTDELAY	3 +#define CONFIG_BOOTARGS		"mem=16M console=ttyS0,115200n8 root=/dev/mtdblock3 rw" + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP				/* undef to save memory		*/ +#define CFG_PROMPT		"SX1# " /* Monitor Command Prompt	*/ +#define CFG_CBSIZE		256		/* Console I/O Buffer Size	*/ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS		16		/* max number of command args	*/ +#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size	*/ + +#define CFG_MEMTEST_START	0x10000000	/* memtest works on	*/ +#define CFG_MEMTEST_END		0x12000000	/* 32 MB in DRAM	*/ + +#undef	CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */ + +#define CFG_LOAD_ADDR		0x10000000	/* default load address */ + +/* The 1510 has 3 timers, they can be driven by the RefClk (12Mhz) or by DPLL1. + * This time is further subdivided by a local divisor. + */ +#define CFG_TIMERBASE	0xFFFEC500	    /* use timer 1 */ +#define CFG_PVT		7		    /* 2^(pvt+1), divide by 256 */ +#define CFG_HZ			((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT)) + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS	1	   /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1		0x10000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE	0x02000000 /* 32 MB */ + +#define PHYS_FLASH_1		0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_2		0x04000000 /* Flash Bank #2 */ + +#define CFG_FLASH_BASE		PHYS_FLASH_1 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks */ +#define CFG_MAX_FLASH_SECT	(128)	/* max number of sectors on one chip */ +#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x020000) /* addr of environment */ + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT	(20*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT	(20*CFG_HZ) /* Timeout for Flash Write */ + +#define CFG_ENV_IS_IN_FLASH	1 +#define CFG_ENV_SIZE		0x20000 /* Total Size of Environment Sector */ +#define CFG_ENV_OFFSET		0x20000 /* environment starts here  */ + +#endif	/* __CONFIG_H */ diff --git a/include/configs/omap1510.h b/include/configs/omap1510.h index 2658135e9..6787b1928 100644 --- a/include/configs/omap1510.h +++ b/include/configs/omap1510.h @@ -179,7 +179,7 @@  #define USB_OTG_CTRL			0xFFFB040C  #define USB_TRANSCEIVER_CTRL	0xFFFE1064 -#define PULL_DWN_CTRL_4	0xFFFE10AC +#define PULL_DWN_CTRL_4 0xFFFE10AC  #define PU_PD_SEL_0		0xFFFE10B4  #define PU_PD_SEL_1		0xFFFE10B8  #define PU_PD_SEL_2		0xFFFE10BC @@ -221,6 +221,89 @@  #define OMAP_LCD_CONTROL	TI925_LCD_CONTROL +/* I2C Registers */ + +#define I2C_BASE		0xfffb3800 + +#define I2C_REV			(I2C_BASE + 0x00) +#define I2C_IE			(I2C_BASE + 0x04) +#define I2C_STAT		(I2C_BASE + 0x08) +#define I2C_IV			(I2C_BASE + 0x0c) +#define I2C_BUF			(I2C_BASE + 0x14) +#define I2C_CNT			(I2C_BASE + 0x18) +#define I2C_DATA		(I2C_BASE + 0x1c) +#define I2C_CON			(I2C_BASE + 0x24) +#define I2C_OA			(I2C_BASE + 0x28) +#define I2C_SA			(I2C_BASE + 0x2c) +#define I2C_PSC			(I2C_BASE + 0x30) +#define I2C_SCLL		(I2C_BASE + 0x34) +#define I2C_SCLH		(I2C_BASE + 0x38) +#define I2C_SYSTEST		(I2C_BASE + 0x3c) + +/* I2C masks */ + +/* I2C Interrupt Enable Register (I2C_IE): */ + +#define I2C_IE_XRDY_IE	(1 << 4)	/* Transmit data ready interrupt enable */ +#define I2C_IE_RRDY_IE	(1 << 3)	/* Receive data ready interrupt enable */ +#define I2C_IE_ARDY_IE	(1 << 2)	/* Register access ready interrupt enable */ +#define I2C_IE_NACK_IE	(1 << 1)	/* No acknowledgment interrupt enable */ +#define I2C_IE_AL_IE	(1 << 0)	/* Arbitration lost interrupt enable */ + +/* I2C Status Register (I2C_STAT): */ + +#define I2C_STAT_SBD	(1 << 15)	/* Single byte data */ +#define I2C_STAT_BB	(1 << 12)	/* Bus busy */ +#define I2C_STAT_ROVR	(1 << 11)	/* Receive overrun */ +#define I2C_STAT_XUDF	(1 << 10)	/* Transmit underflow */ +#define I2C_STAT_AAS	(1 << 9)	/* Address as slave */ +#define I2C_STAT_AD0	(1 << 8)	/* Address zero */ +#define I2C_STAT_XRDY	(1 << 4)	/* Transmit data ready */ +#define I2C_STAT_RRDY	(1 << 3)	/* Receive data ready */ +#define I2C_STAT_ARDY	(1 << 2)	/* Register access ready */ +#define I2C_STAT_NACK	(1 << 1)	/* No acknowledgment interrupt enable */ +#define I2C_STAT_AL	(1 << 0)	/* Arbitration lost interrupt enable */ + +/* I2C Interrupt Vector Register (I2C_IV): */ + +/* I2C Interrupt Code Register (I2C_INTCODE): */ + +#define I2C_INTCODE_MASK	7 +#define I2C_INTCODE_NONE	0 +#define I2C_INTCODE_AL		1	/* Arbitration lost */ +#define I2C_INTCODE_NAK		2	/* No acknowledgement/general call */ +#define I2C_INTCODE_ARDY	3	/* Register access ready */ +#define I2C_INTCODE_RRDY	4	/* Rcv data ready */ +#define I2C_INTCODE_XRDY	5	/* Xmit data ready */ + +/* I2C Buffer Configuration Register (I2C_BUF): */ + +#define I2C_BUF_RDMA_EN		(1 << 15)	/* Receive DMA channel enable */ +#define I2C_BUF_XDMA_EN		(1 << 7)	/* Transmit DMA channel enable */ + +/* I2C Configuration Register (I2C_CON): */ + +#define I2C_CON_EN	(1 << 15)	/* I2C module enable */ +#define I2C_CON_BE	(1 << 14)	/* Big endian mode */ +#define I2C_CON_STB	(1 << 11)	/* Start byte mode (master mode only) */ +#define I2C_CON_MST	(1 << 10)	/* Master/slave mode */ +#define I2C_CON_TRX	(1 << 9)	/* Transmitter/receiver mode (master mode only) */ +#define I2C_CON_XA	(1 << 8)	/* Expand address */ +#define I2C_CON_RM	(1 << 2)	/* Repeat mode (master mode only) */ +#define I2C_CON_STP	(1 << 1)	/* Stop condition (master mode only) */ +#define I2C_CON_STT	(1 << 0)	/* Start condition (master mode only) */ + +/* I2C System Test Register (I2C_SYSTEST): */ + +#define I2C_SYSTEST_ST_EN	(1 << 15)	/* System test enable */ +#define I2C_SYSTEST_FREE	(1 << 14)	/* Free running mode (on breakpoint) */ +#define I2C_SYSTEST_TMODE_MASK	(3 << 12)	/* Test mode select */ +#define I2C_SYSTEST_TMODE_SHIFT (12)		/* Test mode select */ +#define I2C_SYSTEST_SCL_I	(1 << 3)	/* SCL line sense input value */ +#define I2C_SYSTEST_SCL_O	(1 << 2)	/* SCL line drive output value */ +#define I2C_SYSTEST_SDA_I	(1 << 1)	/* SDA line sense input value */ +#define I2C_SYSTEST_SDA_O	(1 << 0)	/* SDA line drive output value */ +  /*   * MMC/SD Host Controller Registers   */ @@ -696,3 +779,12 @@ int cpu_type(void);  #define IRQ_LEVEL_INT		1  #define IRQ_EDGE_INT		0 + +/* Macros to access registers */ +#define outb(v,p) *(volatile u8 *) (p) = v +#define outw(v,p) *(volatile u16 *) (p) = v +#define outl(v,p) *(volatile u32 *) (p) = v + +#define inb(p)	*(volatile u8 *) (p) +#define inw(p)	*(volatile u16 *) (p) +#define inl(p)	*(volatile u32 *) (p) diff --git a/include/devices.h b/include/devices.h index a27c4e83f..9f2a0c34a 100644 --- a/include/devices.h +++ b/include/devices.h @@ -105,5 +105,8 @@ int	drv_video_init (void);  #ifdef CONFIG_KEYBOARD  int	drv_keyboard_init (void);  #endif +#ifdef CONFIG_USB_TTY +int	drv_usbtty_init (void); +#endif  #endif	/* _DEVICES_H_ */ diff --git a/include/usbdcore.h b/include/usbdcore.h new file mode 100644 index 000000000..6e92df13b --- /dev/null +++ b/include/usbdcore.h @@ -0,0 +1,671 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on linux/drivers/usbd/usbd.h + * + * Copyright (c) 2000, 2001, 2002 Lineo + * Copyright (c) 2001 Hewlett Packard + * + * By: + *	Stuart Lynne <sl@lineo.com>, + *	Tom Rushworth <tbr@lineo.com>, + *	Bruce Balden <balden@lineo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __USBDCORE_H__ +#define __USBDCORE_H__ + +#include <common.h> +#include "usbdescriptors.h" + + +#define MAX_URBS_QUEUED 5 + + +#if 1 +#define usberr(fmt,args...) serial_printf("ERROR: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args) +#else +#define usberr(fmt,args...) do{}while(0) +#endif + +#if 0 +#define usbdbg(fmt,args...) serial_printf("debug: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args) +#else +#define usbdbg(fmt,args...) do{}while(0) +#endif + +#if 0 +#define usbinfo(fmt,args...) serial_printf("info: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args) +#else +#define usbinfo(fmt,args...) do{}while(0) +#endif + +#ifndef le16_to_cpu +#define le16_to_cpu(x)	(x) +#endif + +#ifndef inb +#define inb(p)	     (*(volatile u8*)(p)) +#endif + +#ifndef outb +#define outb(val,p)  (*(volatile u8*)(p) = (val)) +#endif + +#ifndef inw +#define inw(p)	     (*(volatile u16*)(p)) +#endif + +#ifndef outw +#define outw(val,p)  (*(volatile u16*)(p) = (val)) +#endif + +#ifndef inl +#define inl(p)	     (*(volatile u32*)(p)) +#endif + +#ifndef outl +#define outl(val,p)  (*(volatile u32*)(p) = (val)) +#endif + +#ifndef insw +#define insw(p,to,len)	   mmio_insw(p,to,len) +#endif + +#ifndef outsw +#define outsw(p,from,len)  mmio_outsw(p,from,len) +#endif + +#ifndef insb +#define insb(p,to,len)	   mmio_insb(p,to,len) +#endif + +#ifndef mmio_insw +#define mmio_insw(r,b,l)	({	int __i ;  \ +					u16 *__b2;  \ +					__b2 = (u16 *) b;  \ +					for (__i = 0; __i < l; __i++) {	 \ +					  *(__b2 + __i) = inw(r);  \ +					};  \ +				}) +#endif + +#ifndef mmio_outsw +#define mmio_outsw(r,b,l)	({	int __i; \ +					u16 *__b2; \ +					__b2 = (u16 *) b; \ +					for (__i = 0; __i < l; __i++) { \ +					    outw( *(__b2 + __i), r); \ +					} \ +				}) +#endif + +#ifndef mmio_insb +#define mmio_insb(r,b,l)	({	int __i ;  \ +					u8 *__b2;  \ +					__b2 = (u8 *) b;  \ +					for (__i = 0; __i < l; __i++) {	 \ +					  *(__b2 + __i) = inb(r);  \ +					};  \ +				}) +#endif + +#ifndef MIN +#define MIN(a,b) ((a) < (b) ? (a) : (b)) +#endif +#ifndef MAX +#define MAX(a,b) ((a) > (b) ? (a) : (b)) +#endif + + +/* + * Structure member address manipulation macros. + * These are used by client code (code using the urb_link routines), since + * the urb_link structure is embedded in the client data structures. + * + * Note: a macro offsetof equivalent to member_offset is defined in stddef.h + *	 but this is kept here for the sake of portability. + * + * p2surround returns a pointer to the surrounding structure given + * type of the surrounding structure, the name memb of the structure + * member pointed at by ptr.  For example, if you have: + * + *	struct foo { + *	    int x; + *	    float y; + *	    char z; + *	} thingy; + * + *	char *cp = &thingy.z; + * + * then + * + *	&thingy == p2surround(struct foo, z, cp) + * + * Clear? + */ +#define _cv_(ptr)		  ((char*)(void*)(ptr)) +#define member_offset(type,memb)  (_cv_(&(((type*)0)->memb))-(char*)0) +#define p2surround(type,memb,ptr) ((type*)(void*)(_cv_(ptr)-member_offset(type,memb))) + +struct urb; + +struct usb_endpoint_instance; +struct usb_interface_instance; +struct usb_configuration_instance; +struct usb_device_instance; +struct usb_bus_instance; + +/* + * Device and/or Interface Class codes + */ +#define USB_CLASS_PER_INTERFACE		0	/* for DeviceClass */ +#define USB_CLASS_AUDIO			1 +#define USB_CLASS_COMM			2 +#define USB_CLASS_HID			3 +#define USB_CLASS_PHYSICAL		5 +#define USB_CLASS_PRINTER		7 +#define USB_CLASS_MASS_STORAGE		8 +#define USB_CLASS_HUB			9 +#define USB_CLASS_DATA			10 +#define USB_CLASS_APP_SPEC		0xfe +#define USB_CLASS_VENDOR_SPEC		0xff + +/* + * USB types + */ +#define USB_TYPE_STANDARD		(0x00 << 5) +#define USB_TYPE_CLASS			(0x01 << 5) +#define USB_TYPE_VENDOR			(0x02 << 5) +#define USB_TYPE_RESERVED		(0x03 << 5) + +/* + * USB recipients + */ +#define USB_RECIP_DEVICE		0x00 +#define USB_RECIP_INTERFACE		0x01 +#define USB_RECIP_ENDPOINT		0x02 +#define USB_RECIP_OTHER			0x03 + +/* + * USB directions + */ +#define USB_DIR_OUT			0 +#define USB_DIR_IN			0x80 + +/* + * Descriptor types + */ +#define USB_DT_DEVICE			0x01 +#define USB_DT_CONFIG			0x02 +#define USB_DT_STRING			0x03 +#define USB_DT_INTERFACE		0x04 +#define USB_DT_ENDPOINT			0x05 + +#define USB_DT_HID			(USB_TYPE_CLASS | 0x01) +#define USB_DT_REPORT			(USB_TYPE_CLASS | 0x02) +#define USB_DT_PHYSICAL			(USB_TYPE_CLASS | 0x03) +#define USB_DT_HUB			(USB_TYPE_CLASS | 0x09) + +/* + * Descriptor sizes per descriptor type + */ +#define USB_DT_DEVICE_SIZE		18 +#define USB_DT_CONFIG_SIZE		9 +#define USB_DT_INTERFACE_SIZE		9 +#define USB_DT_ENDPOINT_SIZE		7 +#define USB_DT_ENDPOINT_AUDIO_SIZE	9	/* Audio extension */ +#define USB_DT_HUB_NONVAR_SIZE		7 +#define USB_DT_HID_SIZE			9 + +/* + * Endpoints + */ +#define USB_ENDPOINT_NUMBER_MASK	0x0f	/* in bEndpointAddress */ +#define USB_ENDPOINT_DIR_MASK		0x80 + +#define USB_ENDPOINT_XFERTYPE_MASK	0x03	/* in bmAttributes */ +#define USB_ENDPOINT_XFER_CONTROL	0 +#define USB_ENDPOINT_XFER_ISOC		1 +#define USB_ENDPOINT_XFER_BULK		2 +#define USB_ENDPOINT_XFER_INT		3 + +/* + * USB Packet IDs (PIDs) + */ +#define USB_PID_UNDEF_0			       0xf0 +#define USB_PID_OUT			       0xe1 +#define USB_PID_ACK			       0xd2 +#define USB_PID_DATA0			       0xc3 +#define USB_PID_PING			       0xb4	/* USB 2.0 */ +#define USB_PID_SOF			       0xa5 +#define USB_PID_NYET			       0x96	/* USB 2.0 */ +#define USB_PID_DATA2			       0x87	/* USB 2.0 */ +#define USB_PID_SPLIT			       0x78	/* USB 2.0 */ +#define USB_PID_IN			       0x69 +#define USB_PID_NAK			       0x5a +#define USB_PID_DATA1			       0x4b +#define USB_PID_PREAMBLE		       0x3c	/* Token mode */ +#define USB_PID_ERR			       0x3c	/* USB 2.0: handshake mode */ +#define USB_PID_SETUP			       0x2d +#define USB_PID_STALL			       0x1e +#define USB_PID_MDATA			       0x0f	/* USB 2.0 */ + +/* + * Standard requests + */ +#define USB_REQ_GET_STATUS		0x00 +#define USB_REQ_CLEAR_FEATURE		0x01 +#define USB_REQ_SET_FEATURE		0x03 +#define USB_REQ_SET_ADDRESS		0x05 +#define USB_REQ_GET_DESCRIPTOR		0x06 +#define USB_REQ_SET_DESCRIPTOR		0x07 +#define USB_REQ_GET_CONFIGURATION	0x08 +#define USB_REQ_SET_CONFIGURATION	0x09 +#define USB_REQ_GET_INTERFACE		0x0A +#define USB_REQ_SET_INTERFACE		0x0B +#define USB_REQ_SYNCH_FRAME		0x0C + +#define USBD_DEVICE_REQUESTS(x) (((unsigned int)x <= USB_REQ_SYNCH_FRAME) ? usbd_device_requests[x] : "UNKNOWN") + +/* + * HID requests + */ +#define USB_REQ_GET_REPORT		0x01 +#define USB_REQ_GET_IDLE		0x02 +#define USB_REQ_GET_PROTOCOL		0x03 +#define USB_REQ_SET_REPORT		0x09 +#define USB_REQ_SET_IDLE		0x0A +#define USB_REQ_SET_PROTOCOL		0x0B + + +/* + * USB Spec Release number + */ + +#define USB_BCD_VERSION			0x0110 + + +/* + * Device Requests	(c.f Table 9-2) + */ + +#define USB_REQ_DIRECTION_MASK		0x80 +#define USB_REQ_TYPE_MASK		0x60 +#define USB_REQ_RECIPIENT_MASK		0x1f + +#define USB_REQ_DEVICE2HOST		0x80 +#define USB_REQ_HOST2DEVICE		0x00 + +#define USB_REQ_TYPE_STANDARD		0x00 +#define USB_REQ_TYPE_CLASS		0x20 +#define USB_REQ_TYPE_VENDOR		0x40 + +#define USB_REQ_RECIPIENT_DEVICE	0x00 +#define USB_REQ_RECIPIENT_INTERFACE	0x01 +#define USB_REQ_RECIPIENT_ENDPOINT	0x02 +#define USB_REQ_RECIPIENT_OTHER		0x03 + +/* + * get status bits + */ + +#define USB_STATUS_SELFPOWERED		0x01 +#define USB_STATUS_REMOTEWAKEUP		0x02 + +#define USB_STATUS_HALT			0x01 + +/* + * descriptor types + */ + +#define USB_DESCRIPTOR_TYPE_DEVICE			0x01 +#define USB_DESCRIPTOR_TYPE_CONFIGURATION		0x02 +#define USB_DESCRIPTOR_TYPE_STRING			0x03 +#define USB_DESCRIPTOR_TYPE_INTERFACE			0x04 +#define USB_DESCRIPTOR_TYPE_ENDPOINT			0x05 +#define USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER		0x06 +#define USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION	0x07 +#define USB_DESCRIPTOR_TYPE_INTERFACE_POWER		0x08 +#define USB_DESCRIPTOR_TYPE_HID				0x21 +#define USB_DESCRIPTOR_TYPE_REPORT			0x22 + +#define USBD_DEVICE_DESCRIPTORS(x) (((unsigned int)x <= USB_DESCRIPTOR_TYPE_INTERFACE_POWER) ? \ +		usbd_device_descriptors[x] : "UNKNOWN") + +/* + * standard feature selectors + */ +#define USB_ENDPOINT_HALT		0x00 +#define USB_DEVICE_REMOTE_WAKEUP	0x01 +#define USB_TEST_MODE			0x02 + + +/* USB Requests + * + */ + +struct usb_device_request { +	u8 bmRequestType; +	u8 bRequest; +	u16 wValue; +	u16 wIndex; +	u16 wLength; +} __attribute__ ((packed)); + + +/* USB Status + * + */ +typedef enum urb_send_status { +	SEND_IN_PROGRESS, +	SEND_FINISHED_OK, +	SEND_FINISHED_ERROR, +	RECV_READY, +	RECV_OK, +	RECV_ERROR +} urb_send_status_t; + +/* + * Device State (c.f USB Spec 2.0 Figure 9-1) + * + * What state the usb device is in. + * + * Note the state does not change if the device is suspended, we simply set a + * flag to show that it is suspended. + * + */ +typedef enum usb_device_state { +	STATE_INIT,		/* just initialized */ +	STATE_CREATED,		/* just created */ +	STATE_ATTACHED,		/* we are attached */ +	STATE_POWERED,		/* we have seen power indication (electrical bus signal) */ +	STATE_DEFAULT,		/* we been reset */ +	STATE_ADDRESSED,	/* we have been addressed (in default configuration) */ +	STATE_CONFIGURED,	/* we have seen a set configuration device command */ +	STATE_UNKNOWN,		/* destroyed */ +} usb_device_state_t; + +#define USBD_DEVICE_STATE(x) (((unsigned int)x <= STATE_UNKNOWN) ? usbd_device_states[x] : "UNKNOWN") + +/* + * Device status + * + * Overall state + */ +typedef enum usb_device_status { +	USBD_OPENING,		/* we are currently opening */ +	USBD_OK,		/* ok to use */ +	USBD_SUSPENDED,		/* we are currently suspended */ +	USBD_CLOSING,		/* we are currently closing */ +} usb_device_status_t; + +#define USBD_DEVICE_STATUS(x) (((unsigned int)x <= USBD_CLOSING) ? usbd_device_status[x] : "UNKNOWN") + +/* + * Device Events + * + * These are defined in the USB Spec (c.f USB Spec 2.0 Figure 9-1). + * + * There are additional events defined to handle some extra actions we need + * to have handled. + * + */ +typedef enum usb_device_event { + +	DEVICE_UNKNOWN,		/* bi - unknown event */ +	DEVICE_INIT,		/* bi  - initialize */ +	DEVICE_CREATE,		/* bi  - */ +	DEVICE_HUB_CONFIGURED,	/* bi  - bus has been plugged int */ +	DEVICE_RESET,		/* bi  - hub has powered our port */ + +	DEVICE_ADDRESS_ASSIGNED,	/* ep0 - set address setup received */ +	DEVICE_CONFIGURED,	/* ep0 - set configure setup received */ +	DEVICE_SET_INTERFACE,	/* ep0 - set interface setup received */ + +	DEVICE_SET_FEATURE,	/* ep0 - set feature setup received */ +	DEVICE_CLEAR_FEATURE,	/* ep0 - clear feature setup received */ + +	DEVICE_DE_CONFIGURED,	/* ep0 - set configure setup received for ?? */ + +	DEVICE_BUS_INACTIVE,	/* bi  - bus in inactive (no SOF packets) */ +	DEVICE_BUS_ACTIVITY,	/* bi  - bus is active again */ + +	DEVICE_POWER_INTERRUPTION,	/* bi  - hub has depowered our port */ +	DEVICE_HUB_RESET,	/* bi  - bus has been unplugged */ +	DEVICE_DESTROY,		/* bi  - device instance should be destroyed */ + +	DEVICE_HOTPLUG,		/* bi  - a hotplug event has occured */ + +	DEVICE_FUNCTION_PRIVATE,	/* function - private */ + +} usb_device_event_t; + + +typedef struct urb_link { +	struct urb_link *next; +	struct urb_link *prev; +} urb_link; + +/* USB Data structure - for passing data around. + * + * This is used for both sending and receiving data. + * + * The callback function is used to let the function driver know when + * transmitted data has been sent. + * + * The callback function is set by the alloc_recv function when an urb is + * allocated for receiving data for an endpoint and used to call the + * function driver to inform it that data has arrived. + */ + +#define URB_BUF_SIZE 128 /* in linux we'd malloc this, but in u-boot we prefer static data */ +struct urb { + +	struct usb_endpoint_instance *endpoint; +	struct usb_device_instance *device; + +	struct usb_device_request device_request;	/* contents of received SETUP packet */ + +	struct urb_link link;	/* embedded struct for circular doubly linked list of urbs */ + +	u8* buffer; +	unsigned int buffer_length; +	unsigned int actual_length; + +	urb_send_status_t status; +	int data; + +	u16 buffer_data[URB_BUF_SIZE];	/* data received (OUT) or being sent (IN) */ +}; + +/* Endpoint configuration + * + * Per endpoint configuration data. Used to track which function driver owns + * an endpoint. + * + */ +struct usb_endpoint_instance { +	int endpoint_address;	/* logical endpoint address */ + +	/* control */ +	int status;		/* halted */ +	int state;		/* available for use by bus interface driver */ + +	/* receive side */ +	struct urb_link rcv;	/* received urbs */ +	struct urb_link rdy;	/* empty urbs ready to receive */ +	struct urb *rcv_urb;	/* active urb */ +	int rcv_attributes;	/* copy of bmAttributes from endpoint descriptor */ +	int rcv_packetSize;	/* maximum packet size from endpoint descriptor */ +	int rcv_transferSize;	/* maximum transfer size from function driver */ +	int rcv_queue; + +	/* transmit side */ +	struct urb_link tx;	/* urbs ready to transmit */ +	struct urb_link done;	/* transmitted urbs */ +	struct urb *tx_urb;	/* active urb */ +	int tx_attributes;	/* copy of bmAttributes from endpoint descriptor */ +	int tx_packetSize;	/* maximum packet size from endpoint descriptor */ +	int tx_transferSize;	/* maximum transfer size from function driver */ +	int tx_queue; + +	int sent;		/* data already sent */ +	int last;		/* data sent in last packet XXX do we need this */ +}; + +struct usb_alternate_instance { +	struct usb_interface_descriptor *interface_descriptor; + +	int endpoints; +	int *endpoint_transfersize_array; +	struct usb_endpoint_descriptor **endpoints_descriptor_array; +}; + +struct usb_interface_instance { +	int alternates; +	struct usb_alternate_instance *alternates_instance_array; +}; + +struct usb_configuration_instance { +	int interfaces; +	struct usb_configuration_descriptor *configuration_descriptor; +	struct usb_interface_instance *interface_instance_array; +}; + + +/* USB Device Instance + * + * For each physical bus interface we create a logical device structure. This + * tracks all of the required state to track the USB HOST's view of the device. + * + * Keep track of the device configuration for a real physical bus interface, + * this includes the bus interface, multiple function drivers, the current + * configuration and the current state. + * + * This will show: + *	the specific bus interface driver + *	the default endpoint 0 driver + *	the configured function driver + *	device state + *	device status + *	endpoint list + */ + +struct usb_device_instance { + +	/* generic */ +	char *name; +	struct usb_device_descriptor *device_descriptor;	/* per device descriptor */ + +	void (*event) (struct usb_device_instance *device, usb_device_event_t event, int data); + +	/* bus interface */ +	struct usb_bus_instance *bus;	/* which bus interface driver */ + +	/* configuration descriptors */ +	int configurations; +	struct usb_configuration_instance *configuration_instance_array; + +	/* device state */ +	usb_device_state_t device_state;	/* current USB Device state */ +	usb_device_state_t device_previous_state;	/* current USB Device state */ + +	u8 address;		/* current address (zero is default) */ +	u8 configuration;	/* current show configuration (zero is default) */ +	u8 interface;		/* current interface (zero is default) */ +	u8 alternate;		/* alternate flag */ + +	usb_device_status_t status;	/* device status */ + +	int urbs_queued;	/* number of submitted urbs */ + +	/* Shouldn't need to make this atomic, all we need is a change indicator */ +	unsigned long usbd_rxtx_timestamp; +	unsigned long usbd_last_rxtx_timestamp; + +}; + +/* Bus Interface configuration structure + * + * This is allocated for each configured instance of a bus interface driver. + * + * The privdata pointer may be used by the bus interface driver to store private + * per instance state information. + */ +struct usb_bus_instance { + +	struct usb_device_instance *device; +	struct usb_endpoint_instance *endpoint_array;	/* array of available configured endpoints */ + +	int max_endpoints;	/* maximimum number of rx enpoints */ +	unsigned char			maxpacketsize; + +	unsigned int serial_number; +	char *serial_number_str; +	void *privdata;		/* private data for the bus interface */ + +}; + +extern char *usbd_device_events[]; +extern char *usbd_device_states[]; +extern char *usbd_device_status[]; +extern char *usbd_device_requests[]; +extern char *usbd_device_descriptors[]; + +void urb_link_init (urb_link * ul); +void urb_detach (struct urb *urb); +urb_link *first_urb_link (urb_link * hd); +struct urb *first_urb (urb_link * hd); +struct urb *first_urb_detached (urb_link * hd); +void urb_append (urb_link * hd, struct urb *urb); + +struct urb *usbd_alloc_urb (struct usb_device_instance *device, struct usb_endpoint_instance *endpoint); +void	    usbd_dealloc_urb (struct urb *urb); + +/* + * usbd_device_event is used by bus interface drivers to tell the higher layers that + * certain events have taken place. + */ +void usbd_device_event_irq (struct usb_device_instance *conf, usb_device_event_t, int); +void usbd_device_event (struct usb_device_instance *conf, usb_device_event_t, int); + +/* descriptors + * + * Various ways of finding descriptors based on the current device and any + * possible configuration / interface / endpoint for it. + */ +struct usb_configuration_descriptor *usbd_device_configuration_descriptor (struct usb_device_instance *, int, int); +struct usb_function_instance *usbd_device_function_instance (struct usb_device_instance *, unsigned int); +struct usb_interface_instance *usbd_device_interface_instance (struct usb_device_instance *, int, int, int); +struct usb_alternate_instance *usbd_device_alternate_instance (struct usb_device_instance *, int, int, int, int); +struct usb_interface_descriptor *usbd_device_interface_descriptor (struct usb_device_instance *, int, int, int, int); +struct usb_endpoint_descriptor *usbd_device_endpoint_descriptor_index (struct usb_device_instance *, int, int, int, int, int); +struct usb_class_descriptor *usbd_device_class_descriptor_index (struct usb_device_instance *, int, int, int, int, int); +struct usb_class_report_descriptor *usbd_device_class_report_descriptor_index( struct usb_device_instance *, int , int , int , int , int ); +struct usb_endpoint_descriptor *usbd_device_endpoint_descriptor (struct usb_device_instance *, int, int, int, int, int); +int				usbd_device_endpoint_transfersize (struct usb_device_instance *, int, int, int, int, int); +struct usb_string_descriptor *usbd_get_string (u8); +struct usb_device_descriptor *usbd_device_device_descriptor (struct usb_device_instance *, int); + +int usbd_endpoint_halted (struct usb_device_instance *device, int endpoint); +void usbd_rcv_complete(struct usb_endpoint_instance *endpoint, int len, int urb_bad); +void usbd_tx_complete (struct usb_endpoint_instance *endpoint); + +#endif diff --git a/include/usbdcore_ep0.h b/include/usbdcore_ep0.h new file mode 100644 index 000000000..3bec106a4 --- /dev/null +++ b/include/usbdcore_ep0.h @@ -0,0 +1,39 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on + * linux/drivers/usbd/ep0.c + * + * Copyright (c) 2000, 2001, 2002 Lineo + * Copyright (c) 2001 Hewlett Packard + * + * By: + *	Stuart Lynne <sl@lineo.com>, + *	Tom Rushworth <tbr@lineo.com>, + *	Bruce Balden <balden@lineo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __USBDCORE_EP0_H__ +#define __USBDCORE_EP0_H__ + + +int ep0_recv_setup (struct urb *urb); + + +#endif diff --git a/include/usbdcore_omap1510.h b/include/usbdcore_omap1510.h new file mode 100644 index 000000000..6ea333122 --- /dev/null +++ b/include/usbdcore_omap1510.h @@ -0,0 +1,183 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on + * linux/drivers/usb/device/bi/omap.h + * Register definitions for TI OMAP1510 USB bus interface driver + * + * Author: MontaVista Software, Inc. + *	   source@mvista.com + * + * 2003 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#ifndef __USBDCORE_OMAP1510_H__ +#define __USBDCORE_OMAP1510_H__ + + +/* + * 13.2 MPU Register Map + */ + +/* Table 13-1. USB Function Module Registers (endpoint) */ +#define UDC_BASE		     0xFFFB4000 +#define UDC_OFFSET(offset)	     (UDC_BASE + (offset)) +#define UDC_REV			     UDC_OFFSET(0x0)	/* Revision */ +#define UDC_EP_NUM		     UDC_OFFSET(0x4)	/* Endpoint selection */ +#define UDC_DATA		     UDC_OFFSET(0x08)	/* Data */ +#define UDC_CTRL		     UDC_OFFSET(0x0C)	/* Control */ +#define UDC_STAT_FLG		     UDC_OFFSET(0x10)	/* Status flag */ +#define UDC_RXFSTAT		     UDC_OFFSET(0x14)	/* Receive FIFO status */ +#define UDC_SYSCON1		     UDC_OFFSET(0x18)	/* System configuration 1 */ +#define UDC_SYSCON2		     UDC_OFFSET(0x1C)	/* System configuration 2 */ +#define UDC_DEVSTAT		     UDC_OFFSET(0x20)	/* Device status */ +#define UDC_SOF			     UDC_OFFSET(0x24)	/* Start of frame */ +#define UDC_IRQ_EN		     UDC_OFFSET(0x28)	/* Interrupt enable */ +#define UDC_DMA_IRQ_EN		     UDC_OFFSET(0x2C)	/* DMA interrupt enable */ +#define UDC_IRQ_SRC		     UDC_OFFSET(0x30)	/* Interrupt source */ +#define UDC_EPN_STAT		     UDC_OFFSET(0x34)	/* Endpoint interrupt status */ +#define UDC_DMAN_STAT		     UDC_OFFSET(0x3C)	/* DMA endpoint interrupt status */ + +/* IRQ_EN register fields */ +#define UDC_Sof_IE		     (1 << 7)	/* Start-of-frame interrupt enabled */ +#define UDC_EPn_RX_IE		     (1 << 5)	/* Receive endpoint interrupt enabled */ +#define UDC_EPn_TX_IE		     (1 << 4)	/* Transmit endpoint interrupt enabled */ +#define UDC_DS_Chg_IE		     (1 << 3)	/* Device state changed interrupt enabled */ +#define UDC_EP0_IE		     (1 << 0)	/* EP0 transaction interrupt enabled */ + +/* IRQ_SRC register fields */ +#define UDC_TXn_Done		     (1 << 10)	/* Transmit DMA channel n done */ +#define UDC_RXn_Cnt		     (1 << 9)	/* Receive DMA channel n transactions count */ +#define UDC_RXn_EOT		     (1 << 8)	/* Receive DMA channel n end of transfer */ +#define UDC_SOF_Flg		     (1 << 7)	/* Start-of-frame interrupt flag */ +#define UDC_EPn_RX		     (1 << 5)	/* Endpoint n OUT transaction */ +#define UDC_EPn_TX		     (1 << 4)	/* Endpoint n IN transaction */ +#define UDC_DS_Chg		     (1 << 3)	/* Device state changed */ +#define UDC_Setup		     (1 << 2)	/* Setup transaction */ +#define UDC_EP0_RX		     (1 << 1)	/* EP0 OUT transaction */ +#define UDC_EP0_TX		     (1 << 0)	/* EP0 IN transaction */ + +/* DEVSTAT register fields, 14.2.9 */ +#define UDC_R_WK_OK		     (1 << 6)	/* Remote wakeup granted */ +#define UDC_USB_Reset		     (1 << 5)	/* USB reset signalling is active */ +#define UDC_SUS			     (1 << 4)	/* Suspended state */ +#define UDC_CFG			     (1 << 3)	/* Configured state */ +#define UDC_ADD			     (1 << 2)	/* Addressed state */ +#define UDC_DEF			     (1 << 1)	/* Default state */ +#define UDC_ATT			     (1 << 0)	/* Attached state */ + +/* SYSCON1 register fields */ +#define UDC_Cfg_Lock		     (1 << 8)	/* Device configuration locked */ +#define UDC_Nak_En		     (1 << 4)	/* NAK enable */ +#define UDC_Self_Pwr		     (1 << 2)	/* Device is self-powered */ +#define UDC_Soff_Dis		     (1 << 1)	/* Shutoff disabled */ +#define UDC_Pullup_En		     (1 << 0)	/* External pullup enabled */ + +/* SYSCON2 register fields */ +#define UDC_Rmt_Wkp		     (1 << 6)	/* Remote wakeup */ +#define UDC_Stall_Cmd		     (1 << 5)	/* Stall endpoint */ +#define UDC_Dev_Cfg		     (1 << 3)	/* Device configured */ +#define UDC_Clr_Cfg		     (1 << 2)	/* Clear configured */ + +/* + * Select and enable endpoints + */ + +/* Table 13-1. USB Function Module Registers (endpoint configuration) */ +#define UDC_EPBASE		     UDC_OFFSET(0x80)	/* Endpoints base address */ +#define UDC_EP0			     UDC_EPBASE /* Control endpoint configuration */ +#define UDC_EP_RX_BASE		     UDC_OFFSET(0x84)	/* Receive endpoints base address */ +#define UDC_EP_RX(endpoint)	     (UDC_EP_RX_BASE + ((endpoint) - 1) * 4) +#define UDC_EP_TX_BASE		     UDC_OFFSET(0xC4)	/* Transmit endpoints base address */ +#define UDC_EP_TX(endpoint)	     (UDC_EP_TX_BASE + ((endpoint) - 1) * 4) + +/* EP_NUM register fields */ +#define UDC_Setup_Sel		     (1 << 6)	/* Setup FIFO select */ +#define UDC_EP_Sel		     (1 << 5)	/* TX/RX FIFO select */ +#define UDC_EP_Dir		     (1 << 4)	/* Endpoint direction */ + +/* CTRL register fields */ +#define UDC_Clr_Halt		     (1 << 7)	/* Clear halt endpoint */ +#define UDC_Set_Halt		     (1 << 6)	/* Set halt endpoint */ +#define UDC_Set_FIFO_En		     (1 << 2)	/* Set FIFO enable */ +#define UDC_Clr_EP		     (1 << 1)	/* Clear endpoint */ +#define UDC_Reset_EP		     (1 << 0)	/* Reset endpoint */ + +/* STAT_FLG register fields */ +#define UDC_Miss_In		     (1 << 14) +#define UDC_Data_Flush		     (1 << 13) +#define UDC_ISO_Err		     (1 << 12) +#define UDC_ISO_FIFO_Empty	     (1 << 9) +#define UDC_ISO_FIFO_Full	     (1 << 8) +#define UDC_EP_Halted		     (1 << 6) +#define UDC_STALL		     (1 << 5) +#define UDC_NAK			     (1 << 4) +#define UDC_ACK			     (1 << 3) +#define UDC_FIFO_En		     (1 << 2) +#define UDC_Non_ISO_FIFO_Empty	     (1 << 1) +#define UDC_Non_ISO_FIFO_Full	     (1 << 0) + +/* EPn_RX register fields */ +#define UDC_EPn_RX_Valid	     (1 << 15)	/* valid */ +#define UDC_EPn_RX_Db		     (1 << 14)	/* double-buffer */ +#define UDC_EPn_RX_Iso		     (1 << 11)	/* isochronous */ + +/* EPn_TX register fields */ +#define UDC_EPn_TX_Valid	     (1 << 15)	/* valid */ +#define UDC_EPn_TX_Db		     (1 << 14)	/* double-buffer */ +#define UDC_EPn_TX_Iso		     (1 << 11)	/* isochronous */ + +#define EP0_PACKETSIZE		     0x40 + +/* physical to logical endpoint mapping + * Physical endpoints are an index into device->bus->endpoint_array. + * Logical endpoints are endpoints 0 to 15 IN and OUT as defined in + * the USB specification. + * + *	physical ep	logical ep	direction	endpoint_address + *	0		0		IN and OUT	0x00 + *	1 to 15		1 to 15		OUT		0x01 to 0x0f + *	16 to 30	1 to 15		IN		0x81 to 0x8f + */ +#define PHYS_EP_TO_EP_ADDR(ep) (((ep) < 16) ? (ep) : (((ep) - 15) | 0x80)) +#define EP_ADDR_TO_PHYS_EP(a) (((a) & 0x80) ? (((a) & ~0x80) + 15) : (a)) + +/* MOD_CONF_CTRL_0 bits (FIXME: move to board hardware.h ?) */ +#define CONF_MOD_USB_W2FC_VBUS_MODE_R (1 << 17) + +/* Other registers (may be) related to USB */ + +#define CLOCK_CTRL	    (0xFFFE0830) +#define APLL_CTRL	    (0xFFFE084C) +#define DPLL_CTRL	    (0xFFFE083C) +#define SOFT_REQ	    (0xFFFE0834) +#define STATUS_REQ	    (0xFFFE0840) + +/* FUNC_MUX_CTRL_0 bits related to USB */ +#define UDC_VBUS_CTRL	    (1 << 19) +#define UDC_VBUS_MODE	    (1 << 18) + + +void omap1510_udc_irq(void); +void omap1510_udc_noniso_irq(void); + + +/* Higher level functions for abstracting away from specific device */ +void udc_endpoint_write(struct usb_endpoint_instance *endpoint); + +int  udc_init (void); + +void udc_enable(struct usb_device_instance *device); +void udc_disable(void); + +void udc_connect(void); +void udc_disconnect(void); + +void udc_startup_events(struct usb_device_instance *device); +void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, struct usb_endpoint_instance *endpoint); + +#endif diff --git a/include/usbdescriptors.h b/include/usbdescriptors.h new file mode 100644 index 000000000..2d9f73934 --- /dev/null +++ b/include/usbdescriptors.h @@ -0,0 +1,497 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on + * linux/drivers/usbd/usb-function.h - USB Function + * + * Copyright (c) 2000, 2001, 2002 Lineo + * Copyright (c) 2001 Hewlett Packard + * + * By: + *	Stuart Lynne <sl@lineo.com>, + *	Tom Rushworth <tbr@lineo.com>, + *	Bruce Balden <balden@lineo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +/* USB Descriptors - Create a complete description of all of the + * function driver capabilities. These map directly to the USB descriptors. + * + * This heirarchy is created by the functions drivers and is passed to the + * usb-device driver when the function driver is registered. + * + *  device + *	configuration + *	     interface + *		alternate + *		     class + *		     class + *		alternate + *		     endpoint + *		     endpoint + *	     interface + *		alternate + *		     endpoint + *		     endpoint + *	configuration + *	     interface + *		alternate + *		     endpoint + *		     endpoint + * + * + * The configuration structures refer to the USB Configurations that will be + * made available to a USB HOST during the enumeration process. + * + * The USB HOST will select a configuration and optionally an interface with + * the usb set configuration and set interface commands. + * + * The selected interface (or the default interface if not specifically + * selected) will define the list of endpoints that will be used. + * + * The configuration and interfaces are stored in an array that is indexed + * by the specified configuratin or interface number minus one. + * + * A configuration number of zero is used to specify a return to the unconfigured + * state. + * + */ + + +#ifndef __USBDESCRIPTORS_H__ +#define __USBDESCRIPTORS_H__ + +#include <asm/types.h> + +/* + * communications class types + * + * c.f. CDC  USB Class Definitions for Communications Devices + * c.f. WMCD USB CDC Subclass Specification for Wireless Mobile Communications Devices + * + */ + +#define CLASS_BCD_VERSION		0x0110 + +/* c.f. CDC 4.1 Table 14 */ +#define COMMUNICATIONS_DEVICE_CLASS	0x02 + +/* c.f. CDC 4.2 Table 15 */ +#define COMMUNICATIONS_INTERFACE_CLASS	0x02 + +/* c.f. CDC 4.3 Table 16 */ +#define COMMUNICATIONS_NO_SUBCLASS	0x00 +#define COMMUNICATIONS_DLCM_SUBCLASS	0x01 +#define COMMUNICATIONS_ACM_SUBCLASS	0x02 +#define COMMUNICATIONS_TCM_SUBCLASS	0x03 +#define COMMUNICATIONS_MCCM_SUBCLASS	0x04 +#define COMMUNICATIONS_CCM_SUBCLASS	0x05 +#define COMMUNICATIONS_ENCM_SUBCLASS	0x06 +#define COMMUNICATIONS_ANCM_SUBCLASS	0x07 + +/* c.f. WMCD 5.1 */ +#define COMMUNICATIONS_WHCM_SUBCLASS	0x08 +#define COMMUNICATIONS_DMM_SUBCLASS	0x09 +#define COMMUNICATIONS_MDLM_SUBCLASS	0x0a +#define COMMUNICATIONS_OBEX_SUBCLASS	0x0b + +/* c.f. CDC 4.6 Table 18 */ +#define DATA_INTERFACE_CLASS		0x0a + +/* c.f. CDC 4.7 Table 19 */ +#define COMMUNICATIONS_NO_PROTOCOL	0x00 + + +/* c.f. CDC 5.2.3 Table 24 */ +#define CS_INTERFACE			0x24 +#define CS_ENDPOINT			0x25 + +/* + * bDescriptorSubtypes + * + * c.f. CDC 5.2.3 Table 25 + * c.f. WMCD 5.3 Table 5.3 + */ + +#define USB_ST_HEADER			0x00 +#define USB_ST_CMF			0x01 +#define USB_ST_ACMF			0x02 +#define USB_ST_DLMF			0x03 +#define USB_ST_TRF			0x04 +#define USB_ST_TCLF			0x05 +#define USB_ST_UF			0x06 +#define USB_ST_CSF			0x07 +#define USB_ST_TOMF			0x08 +#define USB_ST_USBTF			0x09 +#define USB_ST_NCT			0x0a +#define USB_ST_PUF			0x0b +#define USB_ST_EUF			0x0c +#define USB_ST_MCMF			0x0d +#define USB_ST_CCMF			0x0e +#define USB_ST_ENF			0x0f +#define USB_ST_ATMNF			0x10 + +#define USB_ST_WHCM			0x11 +#define USB_ST_MDLM			0x12 +#define USB_ST_MDLMD			0x13 +#define USB_ST_DMM			0x14 +#define USB_ST_OBEX			0x15 +#define USB_ST_CS			0x16 +#define USB_ST_CSD			0x17 +#define USB_ST_TCM			0x18 + +/* endpoint modifiers + * static struct usb_endpoint_description function_default_A_1[] = { + * + *     {this_endpoint: 0, attributes: CONTROL,	 max_size: 8,  polling_interval: 0 }, + *     {this_endpoint: 1, attributes: BULK,	 max_size: 64, polling_interval: 0, direction: IN}, + *     {this_endpoint: 2, attributes: BULK,	 max_size: 64, polling_interval: 0, direction: OUT}, + *     {this_endpoint: 3, attributes: INTERRUPT, max_size: 8,  polling_interval: 0}, + * + * + */ +#define OUT		0x00 +#define IN		0x80 + +#define CONTROL		0x00 +#define ISOCHRONOUS	0x01 +#define BULK		0x02 +#define INTERRUPT	0x03 + + +/* configuration modifiers + */ +#define BMATTRIBUTE_RESERVED		0x80 +#define BMATTRIBUTE_SELF_POWERED	0x40 + +/* + * standard usb descriptor structures + */ + +struct usb_endpoint_descriptor { +	u8 bLength; +	u8 bDescriptorType;	/* 0x5 */ +	u8 bEndpointAddress; +	u8 bmAttributes; +	u16 wMaxPacketSize; +	u8 bInterval; +} __attribute__ ((packed)); + +struct usb_interface_descriptor { +	u8 bLength; +	u8 bDescriptorType;	/* 0x04 */ +	u8 bInterfaceNumber; +	u8 bAlternateSetting; +	u8 bNumEndpoints; +	u8 bInterfaceClass; +	u8 bInterfaceSubClass; +	u8 bInterfaceProtocol; +	u8 iInterface; +} __attribute__ ((packed)); + +struct usb_configuration_descriptor { +	u8 bLength; +	u8 bDescriptorType;	/* 0x2 */ +	u16 wTotalLength; +	u8 bNumInterfaces; +	u8 bConfigurationValue; +	u8 iConfiguration; +	u8 bmAttributes; +	u8 bMaxPower; +} __attribute__ ((packed)); + +struct usb_device_descriptor { +	u8 bLength; +	u8 bDescriptorType;	/* 0x01 */ +	u16 bcdUSB; +	u8 bDeviceClass; +	u8 bDeviceSubClass; +	u8 bDeviceProtocol; +	u8 bMaxPacketSize0; +	u16 idVendor; +	u16 idProduct; +	u16 bcdDevice; +	u8 iManufacturer; +	u8 iProduct; +	u8 iSerialNumber; +	u8 bNumConfigurations; +} __attribute__ ((packed)); + +struct usb_string_descriptor { +	u8 bLength; +	u8 bDescriptorType;	/* 0x03 */ +	u16 wData[0]; +} __attribute__ ((packed)); + +struct usb_generic_descriptor { +	u8 bLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype; +} __attribute__ ((packed)); + + +/* + * communications class descriptor structures + * + * c.f. CDC 5.2 Table 25c + */ + +struct usb_class_function_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype; +} __attribute__ ((packed)); + +struct usb_class_function_descriptor_generic { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype; +	u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_header_function_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x00 */ +	u16 bcdCDC; +} __attribute__ ((packed)); + +struct usb_class_call_management_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x01 */ +	u8 bmCapabilities; +	u8 bDataInterface; +} __attribute__ ((packed)); + +struct usb_class_abstract_control_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x02 */ +	u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_direct_line_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x03 */ +} __attribute__ ((packed)); + +struct usb_class_telephone_ringer_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x04 */ +	u8 bRingerVolSeps; +	u8 bNumRingerPatterns; +} __attribute__ ((packed)); + +struct usb_class_telephone_call_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x05 */ +	u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_union_function_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x06 */ +	u8 bMasterInterface; +	u8 bSlaveInterface0[0]; +} __attribute__ ((packed)); + +struct usb_class_country_selection_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x07 */ +	u8 iCountryCodeRelDate; +	u16 wCountryCode0[0]; +} __attribute__ ((packed)); + + +struct usb_class_telephone_operational_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x08 */ +	u8 bmCapabilities; +} __attribute__ ((packed)); + + +struct usb_class_usb_terminal_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x09 */ +	u8 bEntityId; +	u8 bInterfaceNo; +	u8 bOutInterfaceNo; +	u8 bmOptions; +	u8 bChild0[0]; +} __attribute__ ((packed)); + +struct usb_class_network_channel_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x0a */ +	u8 bEntityId; +	u8 iName; +	u8 bChannelIndex; +	u8 bPhysicalInterface; +} __attribute__ ((packed)); + +struct usb_class_protocol_unit_function_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x0b */ +	u8 bEntityId; +	u8 bProtocol; +	u8 bChild0[0]; +} __attribute__ ((packed)); + +struct usb_class_extension_unit_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x0c */ +	u8 bEntityId; +	u8 bExtensionCode; +	u8 iName; +	u8 bChild0[0]; +} __attribute__ ((packed)); + +struct usb_class_multi_channel_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x0d */ +	u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_capi_control_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x0e */ +	u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_ethernet_networking_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x0f */ +	u8 iMACAddress; +	u32 bmEthernetStatistics; +	u16 wMaxSegmentSize; +	u16 wNumberMCFilters; +	u8 bNumberPowerFilters; +} __attribute__ ((packed)); + +struct usb_class_atm_networking_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x10 */ +	u8 iEndSystermIdentifier; +	u8 bmDataCapabilities; +	u8 bmATMDeviceStatistics; +	u16 wType2MaxSegmentSize; +	u16 wType3MaxSegmentSize; +	u16 wMaxVC; +} __attribute__ ((packed)); + + +struct usb_class_mdlm_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x12 */ +	u16 bcdVersion; +	u8 bGUID[16]; +} __attribute__ ((packed)); + +struct usb_class_mdlmd_descriptor { +	u8 bFunctionLength; +	u8 bDescriptorType; +	u8 bDescriptorSubtype;	/* 0x13 */ +	u8 bGuidDescriptorType; +	u8 bDetailData[0]; + +} __attribute__ ((packed)); + +/* + * HID class descriptor structures + * + * c.f. HID 6.2.1 + */ + +struct usb_class_hid_descriptor { +    u8	      bLength; +    u8	      bDescriptorType; +    u16	      bcdCDC; +    u8	      bCountryCode; +    u8	      bNumDescriptors;	/* 0x01 */ +    u8	      bDescriptorType0; +    u16	      wDescriptorLength0; +    /* optional descriptors are not supported. */ +} __attribute__((packed)); + +struct usb_class_report_descriptor { +    u8	      bLength;	/* dummy */ +    u8	      bDescriptorType; +    u16	      wLength; +    u8		bData[0]; +} __attribute__((packed)); + +/* + * descriptor union structures + */ + +struct usb_descriptor { +	union { +		struct usb_generic_descriptor generic; +		struct usb_endpoint_descriptor endpoint; +		struct usb_interface_descriptor interface; +		struct usb_configuration_descriptor configuration; +		struct usb_device_descriptor device; +		struct usb_string_descriptor string; +	} descriptor; + +} __attribute__ ((packed)); + +struct usb_class_descriptor { +	union { +		struct usb_class_function_descriptor function; +		struct usb_class_function_descriptor_generic generic; +		struct usb_class_header_function_descriptor header_function; +		struct usb_class_call_management_descriptor call_management; +		struct usb_class_abstract_control_descriptor abstract_control; +		struct usb_class_direct_line_descriptor direct_line; +		struct usb_class_telephone_ringer_descriptor telephone_ringer; +		struct usb_class_telephone_operational_descriptor telephone_operational; +		struct usb_class_telephone_call_descriptor telephone_call; +		struct usb_class_union_function_descriptor union_function; +		struct usb_class_country_selection_descriptor country_selection; +		struct usb_class_usb_terminal_descriptor usb_terminal; +		struct usb_class_network_channel_descriptor network_channel; +		struct usb_class_extension_unit_descriptor extension_unit; +		struct usb_class_multi_channel_descriptor multi_channel; +		struct usb_class_capi_control_descriptor capi_control; +		struct usb_class_ethernet_networking_descriptor ethernet_networking; +		struct usb_class_atm_networking_descriptor atm_networking; +		struct usb_class_mdlm_descriptor mobile_direct; +		struct usb_class_mdlmd_descriptor mobile_direct_detail; +		struct usb_class_hid_descriptor hid; +	} descriptor; + +} __attribute__ ((packed)); + +#endif |