err.c

TDI的USB HOST芯片UHC124的编程手册和固件驱动源代码

/*
	ERR.C:  Error message

(C) Copyright TransDimension, Inc.  All rights reserved.             
                                                                   
Modification history
====================
3May2000 Original Release

*/

#include "types.h"
#include "err.h"

/*	enumeration table errors */

static U8 *err_enr[] = {
	"Enr error",			    /* ERR_ENR */
	"try to reg/del DEV0",		/* ERR_DEV0 */
	"No such <dev, ep>",		/* ENR_NONE */
	"Invalid ep buffer size",	/* ENR_BSIZE */	
	"Enr table full",		    /* ENR_FULL */
	"Old ENR replaced", 		/* ENR_REPLACE */
	"Invalid xfer for <dev, ep>",	/* ENR_TYPE */
	"No enr found for <dev>"	/* ENR_ENRNONE */
};

/*	Level 1 (xact level) errors */

static U8 *err_xact[] = {
	"Xact level errors",			/* ERR_XACT */
	"Invalid operation under the HCFS",	/* ERR_STATE */
	"Failed to dispatch batch"		/* ERR_BATCH */
};

/*	Level 2 (xfer level) errors */

static U8 *err_xfer[] = {
	"Xfer level errors",		/* ERR_XFER */
	"No such <dev, ep>",		/* ERR_DEVEP */
	"Wrong ep type for the xfer",	/* ERR_EPTYPE */
	"No buf for non-null xact",	/* ERR_NOBUF */
	"Endpoint stall",		    /* ERR_STL */
	"Xfer aborted - too many Naks", /* ERR_NAK */
	"Out xact no err nor ack",	/* ERR_ACK */
	"In Data overflowed",		/* ERR_OVFL */
	"Timeout/error (3 strikes)"	/* ERR_TOERR */
};

/*	Level 4 (high level usb function) errors */

static U8 *err_usb[] = {
	"High level usb function error", 	    /* ERR_USB */	
	"Err while turning on/off port pwr",	/* ERR_PORTPWR */
	"Err while getting port status", 	    /* ERR_PORTSTS */	
	"Err while getting hub descriptor",	    /* ERR_HUBDESC */
	"Prob to reset the port",		/* ERR_PORTRST */
	"Prob to ack port change",		/* ERR_PORTACK */
	"Prob to assign dev addr", 		/* ERR_DEVADDR */
	"Prob to set dev conf",			/* ERR_SETCONF */
	"Prob to get dev conf",			/* ERR_GETCONF */
	"Invalid port num",			    /* ERR_PORTNUM */
	"No dev addr available",		/* ERR_DEVFULL */
	"Prob to register the ep",		/* ERR_EPREG */
	"Prob to get dev desc",			/* ERR_DEVDESC */
	"Prob to get dev desc via DEV0",	/* ERR_DEV0DESC */
	"Failed to find the conf num",		/* ERR_NOCONF */
	"Inconsistency in num of eps",		/* ERR_NUMEPS */
	"prob to get intf",			        /* ERR_GETINTF */
	"prob to set intf",			        /* ERR_SETINTF */
	"Failed to find/set conf for dev",	/* ERR_DEVCONF */
	"Root hub enu failed",			    /* ERR_HUBENU */
	"Dev enu failed",			        /* ERR_DEVENU */
	"Invalid hub specification",		/* ERR_HOSTHUB */
	"Prob in device connection",		/* ERR_PORTCONN */
	"Prob while getting conf desc",		/* ERR_CONFDESC */
	"Failed to find the given intf",	/* ERR_NOINTF */
	"Failed to find EP0 in enr table"	/* ERR_ENREP0 */
};

static U8 *err_sys[] = {
	"System error", 	/* ERR_SYS */
	"Sys error 1",		/* ERR_SYS1 */
	"sys error 2",		/* ERR_SYS2 */
	"Sys error 3",		/* ERR_SYS3 */
	"Sys error 4",		/* ERR_SYS4 */
	"Sys error 5",		/* ERR_SYS5 */
	"Sys error 6",		/* ERR_SYS6 */
	"Sys error 7",		/* ERR_SYS7 */
	"Sys error 8",		/* ERR_SYS8 */
	"Sys error 9"		/* ERR_SYS9 */
};

typedef struct _eclass {
	U8 **msg;
	U8 size;
} ECLASS;

static ECLASS eclass[] = {
	{ NULL, 0 },		/* reserved */
	{ err_xact, 3 },	/* Level 1 errors (100s) */
	{ err_xfer, 9 },	/* Level 2 errors (200s) */
	{ NULL, 0 },		/* reserved */
	{ err_usb, 27 },	/* Level 4 errors (400s) */
	{ NULL, 0 },		/* reserved */
	{ err_enr, 8 },		/* enr errors (600s) */
	{ NULL, 0 },		/* reserved */
	{ NULL, 0 },		/* reserved */
	{ err_sys, 10 }		/* system errors */
};

void err_print(I16 r)
{
	I16 c, d, e;
	ECLASS *p;

	if (r >= 0) return;

	r = -r; c = r / 100;

	if (c != 1 && c != 2 && c != 4 && c != 6 && c != 9)
		return; 

	d = r % 100;

	p = eclass + c;
	if (d >= p->size) d = 0;
	send_msg((p->msg)[d]);
	send_msg("\r\n");
}