i2o_proc.c

内核linux2.4.20,可跟rtlinux3.2打补丁 组成实时linux系统,编译内核

{
	struct i2o_device *d = (struct i2o_device*)data;
	int token;

	struct
	{
		u16 ddm_tid;
		u8 module_name[24];
		u8 module_rev[8];
		u8 sn_format;
		u8 serial_number[12];
		u8 pad[256]; // allow up to 256 byte (max) serial number
	} result;	

	spin_lock(&i2o_proc_lock);
	
	len = 0;

	token = i2o_query_scalar(d->controller, d->lct_data.tid, 
				0xF101,	-1,
				&result, sizeof(result));

	if (token < 0) {
		len += i2o_report_query_status(buf+len, token,"0xF101 DDM Identity");
		spin_unlock(&i2o_proc_lock);
		return len;
	}

	len += sprintf(buf,     "Registering DDM TID : 0x%03x\n", result.ddm_tid);
	len += sprintf(buf+len, "Module name         : %s\n", chtostr(result.module_name, 24));
	len += sprintf(buf+len, "Module revision     : %s\n", chtostr(result.module_rev, 8));

	len += sprintf(buf+len, "Serial number       : ");
	len = print_serial_number(buf, len, result.serial_number, sizeof(result)-36);
				/* allow for SNLen plus possible trailing '\0' */

	len += sprintf(buf+len, "\n");

	spin_unlock(&i2o_proc_lock);

	return len;
}

/* Generic group F102h - User Information (scalar) */
int i2o_proc_read_uinfo(char *buf, char **start, off_t offset, int len, 
			int *eof, void *data)
{
	struct i2o_device *d = (struct i2o_device*)data;
	int token;

 	struct
	{
		u8 device_name[64];
		u8 service_name[64];
		u8 physical_location[64];
		u8 instance_number[4];
	} result;

	spin_lock(&i2o_proc_lock);
	len = 0;

	token = i2o_query_scalar(d->controller, d->lct_data.tid,
				0xF102,	-1,
				&result, sizeof(result));

	if (token < 0) {
		len += i2o_report_query_status(buf+len, token,"0xF102 User Information");
		spin_unlock(&i2o_proc_lock);
		return len;
	}

	len += sprintf(buf,     "Device name     : %s\n", chtostr(result.device_name, 64));
	len += sprintf(buf+len, "Service name    : %s\n", chtostr(result.service_name, 64));
	len += sprintf(buf+len, "Physical name   : %s\n", chtostr(result.physical_location, 64));
	len += sprintf(buf+len, "Instance number : %s\n", chtostr(result.instance_number, 4));

	spin_unlock(&i2o_proc_lock);
	return len;
}

/* Generic group F103h - SGL Operating Limits (scalar) */
int i2o_proc_read_sgl_limits(char *buf, char **start, off_t offset, int len, 
			     int *eof, void *data)
{
	struct i2o_device *d = (struct i2o_device*)data;
	static u32 work32[12];
	static u16 *work16 = (u16 *)work32;
	static u8 *work8 = (u8 *)work32;
	int token;

	spin_lock(&i2o_proc_lock);
	
	len = 0;

	token = i2o_query_scalar(d->controller, d->lct_data.tid, 
				 0xF103, -1,
				 &work32, sizeof(work32));

	if (token < 0) {
		len += i2o_report_query_status(buf+len, token,"0xF103 SGL Operating Limits");
		spin_unlock(&i2o_proc_lock);
		return len;
	}

	len += sprintf(buf,     "SGL chain size        : %d\n", work32[0]);
	len += sprintf(buf+len, "Max SGL chain size    : %d\n", work32[1]);
	len += sprintf(buf+len, "SGL chain size target : %d\n", work32[2]);
	len += sprintf(buf+len, "SGL frag count        : %d\n", work16[6]);
	len += sprintf(buf+len, "Max SGL frag count    : %d\n", work16[7]);
	len += sprintf(buf+len, "SGL frag count target : %d\n", work16[8]);

	if (d->i2oversion == 0x02)
	{
		len += sprintf(buf+len, "SGL data alignment    : %d\n", work16[8]);
		len += sprintf(buf+len, "SGL addr limit        : %d\n", work8[20]);
		len += sprintf(buf+len, "SGL addr sizes supported : ");
		if (work8[21] & 0x01)
			len += sprintf(buf+len, "32 bit ");
		if (work8[21] & 0x02)
			len += sprintf(buf+len, "64 bit ");
		if (work8[21] & 0x04)
			len += sprintf(buf+len, "96 bit ");
		if (work8[21] & 0x08)
			len += sprintf(buf+len, "128 bit ");
		len += sprintf(buf+len, "\n");
	}

	spin_unlock(&i2o_proc_lock);

	return len;
}

/* Generic group F200h - Sensors (scalar) */
int i2o_proc_read_sensors(char *buf, char **start, off_t offset, int len,
			  int *eof, void *data)
{
	struct i2o_device *d = (struct i2o_device*)data;
	int token;

	struct
	{
		u16 sensor_instance;
		u8  component;
		u16 component_instance;
		u8  sensor_class;
		u8  sensor_type;
		u8  scaling_exponent;
		u32 actual_reading;
		u32 minimum_reading;
		u32 low2lowcat_treshold;
		u32 lowcat2low_treshold;
		u32 lowwarn2low_treshold;
		u32 low2lowwarn_treshold;
		u32 norm2lowwarn_treshold;
		u32 lowwarn2norm_treshold;
		u32 nominal_reading;
		u32 hiwarn2norm_treshold;
		u32 norm2hiwarn_treshold;
		u32 high2hiwarn_treshold;
		u32 hiwarn2high_treshold;
		u32 hicat2high_treshold;
		u32 hi2hicat_treshold;
		u32 maximum_reading;
		u8  sensor_state;
		u16 event_enable;
	} result;
	
	spin_lock(&i2o_proc_lock);	
	len = 0;

	token = i2o_query_scalar(d->controller, d->lct_data.tid,
				 0xF200, -1,
				 &result, sizeof(result));

	if (token < 0) {
		len += i2o_report_query_status(buf+len, token,"0xF200 Sensors (optional)");
		spin_unlock(&i2o_proc_lock);
		return len;
	}
	
	len += sprintf(buf+len, "Sensor instance       : %d\n", result.sensor_instance);

	len += sprintf(buf+len, "Component             : %d = ", result.component);
	switch (result.component)
	{
	case 0:	len += sprintf(buf+len, "Other");		
		break;
	case 1: len += sprintf(buf+len, "Planar logic Board");
		break;
	case 2: len += sprintf(buf+len, "CPU");
		break;
	case 3: len += sprintf(buf+len, "Chassis");
		break;
	case 4: len += sprintf(buf+len, "Power Supply");
		break;
	case 5: len += sprintf(buf+len, "Storage");
		break;
	case 6: len += sprintf(buf+len, "External");
		break;
	}		
	len += sprintf(buf+len,"\n");

	len += sprintf(buf+len, "Component instance    : %d\n", result.component_instance);
	len += sprintf(buf+len, "Sensor class          : %s\n",
				result.sensor_class ? "Analog" : "Digital");
	
	len += sprintf(buf+len, "Sensor type           : %d = ",result.sensor_type);
	switch (result.sensor_type)
	{
	case 0:	len += sprintf(buf+len, "Other\n");
		break;
	case 1: len += sprintf(buf+len, "Thermal\n");
		break;
	case 2: len += sprintf(buf+len, "DC voltage (DC volts)\n");
		break;
	case 3: len += sprintf(buf+len, "AC voltage (AC volts)\n");
		break;
	case 4: len += sprintf(buf+len, "DC current (DC amps)\n");
		break;
	case 5: len += sprintf(buf+len, "AC current (AC volts)\n");
		break;
	case 6: len += sprintf(buf+len, "Door open\n");
		break;
	case 7: len += sprintf(buf+len, "Fan operational\n");
		break;
 	}			

	len += sprintf(buf+len, "Scaling exponent      : %d\n", result.scaling_exponent);
	len += sprintf(buf+len, "Actual reading        : %d\n", result.actual_reading);
	len += sprintf(buf+len, "Minimum reading       : %d\n", result.minimum_reading);
	len += sprintf(buf+len, "Low2LowCat treshold   : %d\n", result.low2lowcat_treshold);
	len += sprintf(buf+len, "LowCat2Low treshold   : %d\n", result.lowcat2low_treshold);
	len += sprintf(buf+len, "LowWarn2Low treshold  : %d\n", result.lowwarn2low_treshold);
	len += sprintf(buf+len, "Low2LowWarn treshold  : %d\n", result.low2lowwarn_treshold);
	len += sprintf(buf+len, "Norm2LowWarn treshold : %d\n", result.norm2lowwarn_treshold);
	len += sprintf(buf+len, "LowWarn2Norm treshold : %d\n", result.lowwarn2norm_treshold);
	len += sprintf(buf+len, "Nominal reading       : %d\n", result.nominal_reading);
	len += sprintf(buf+len, "HiWarn2Norm treshold  : %d\n", result.hiwarn2norm_treshold);
	len += sprintf(buf+len, "Norm2HiWarn treshold  : %d\n", result.norm2hiwarn_treshold);
	len += sprintf(buf+len, "High2HiWarn treshold  : %d\n", result.high2hiwarn_treshold);
	len += sprintf(buf+len, "HiWarn2High treshold  : %d\n", result.hiwarn2high_treshold);
	len += sprintf(buf+len, "HiCat2High treshold   : %d\n", result.hicat2high_treshold);
	len += sprintf(buf+len, "High2HiCat treshold   : %d\n", result.hi2hicat_treshold);
	len += sprintf(buf+len, "Maximum reading       : %d\n", result.maximum_reading);

	len += sprintf(buf+len, "Sensor state          : %d = ", result.sensor_state);
	switch (result.sensor_state)
	{
	case 0:	 len += sprintf(buf+len, "Normal\n");
		 break;
	case 1:  len += sprintf(buf+len, "Abnormal\n");
		 break;
	case 2:  len += sprintf(buf+len, "Unknown\n");
		 break;
	case 3:  len += sprintf(buf+len, "Low Catastrophic (LoCat)\n");
		 break;
	case 4:  len += sprintf(buf+len, "Low (Low)\n");
		 break;
	case 5:  len += sprintf(buf+len, "Low Warning (LoWarn)\n");
		 break;
	case 6:  len += sprintf(buf+len, "High Warning (HiWarn)\n");
		 break;
	case 7:  len += sprintf(buf+len, "High (High)\n");
		 break;
	case 8:  len += sprintf(buf+len, "High Catastrophic (HiCat)\n");
		 break;
	}			

	len += sprintf(buf+len, "Event_enable : 0x%02X\n", result.event_enable);
	len += sprintf(buf+len, "    [%s] Operational state change. \n",
			(result.event_enable & 0x01) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] Low catastrophic. \n",
			(result.event_enable & 0x02) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] Low reading. \n",
			(result.event_enable & 0x04) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] Low warning. \n",
			(result.event_enable & 0x08) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] Change back to normal from out of range state. \n",
			(result.event_enable & 0x10) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] High warning. \n",
			(result.event_enable & 0x20) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] High reading. \n",
			(result.event_enable & 0x40) ? "+" : "-" );
	len += sprintf(buf+len, "    [%s] High catastrophic. \n",
			(result.event_enable & 0x80) ? "+" : "-" );

	spin_unlock(&i2o_proc_lock);
	return len;
}


static int print_serial_number(char *buff, int pos, u8 *serialno, int max_len)
{
	int i;

	/* 19990419 -sralston
	 *	The I2O v1.5 (and v2.0 so far) "official specification"
	 *	got serial numbers WRONG!
	 *	Apparently, and despite what Section 3.4.4 says and
	 *	Figure 3-35 shows (pg 3-39 in the pdf doc),
	 *	the convention / consensus seems to be:
	 *	  + First byte is SNFormat
	 *	  + Second byte is SNLen (but only if SNFormat==7 (?))
	 *	  + (v2.0) SCSI+BS may use IEEE Registered (64 or 128 bit) format
	 */
	switch(serialno[0])
	{
		case I2O_SNFORMAT_BINARY:		/* Binary */
			pos += sprintf(buff+pos, "0x");
			for(i = 0; i < serialno[1]; i++)
			{
				pos += sprintf(buff+pos, "%02X", serialno[2+i]);
			}
			break;
	
		case I2O_SNFORMAT_ASCII:		/* ASCII */
			if ( serialno[1] < ' ' )	/* printable or SNLen? */
			{
				/* sanity */
				max_len = (max_len < serialno[1]) ? max_len : serialno[1];
				serialno[1+max_len] = '\0';

				/* just print it */
				pos += sprintf(buff+pos, "%s", &serialno[2]);
			}
			else
			{
				/* print chars for specified length */
				for(i = 0; i < serialno[1]; i++)
				{
					pos += sprintf(buff+pos, "%c", serialno[2+i]);
				}
			}
			break;

		case I2O_SNFORMAT_UNICODE:		/* UNICODE */
			pos += sprintf(buff+pos, "UNICODE Format.  Can't Display\n");
			break;

		case I2O_SNFORMAT_LAN48_MAC:		/* LAN-48 MAC Address */
			pos += sprintf(buff+pos, 
						"LAN-48 MAC address @ %02X:%02X:%02X:%02X:%02X:%02X",
						serialno[2], serialno[3],
						serialno[4], serialno[5],
						serialno[6], serialno[7]);
			break;

		case I2O_SNFORMAT_WAN:			/* WAN MAC Address */
			/* FIXME: Figure out what a WAN access address looks like?? */
			pos += sprintf(buff+pos, "WAN Access Address");
			break;

/* plus new in v2.0 */
		case I2O_SNFORMAT_LAN64_MAC:		/* LAN-64 MAC Address */
			/* FIXME: Figure out what a LAN-64 address really looks like?? */
			pos += sprintf(buff+pos, 
						"LAN-64 MAC address @ [?:%02X:%02X:?] %02X:%02X:%02X:%02X:%02X:%02X",
						serialno[8], serialno[9],
						serialno[2], serialno[3],
						serialno[4], serialno[5],
						serialno[6], serialno[7]);
			break;


		case I2O_SNFORMAT_DDM:			/* I2O DDM */
			pos += sprintf(buff+pos, 
						"DDM: Tid=%03Xh, Rsvd=%04Xh, OrgId=%04Xh",
						*(u16*)&serialno[2],
						*(u16*)&serialno[4],
						*(u16*)&serialno[6]);
			break;

		case I2O_SNFORMAT_IEEE_REG64:		/* IEEE Registered (64-bit) */
		case I2O_SNFORMAT_IEEE_REG128:		/* IEEE Registered (128-bit) */
			/* FIXME: Figure if this is even close?? */
			pos += sprintf(buff+pos, 
						"IEEE NodeName(hi,lo)=(%08Xh:%08Xh), PortName(hi,lo)=(%08Xh:%08Xh)\n",
						*(u32*)&serialno[2],
						*(u32*)&serialno[6],
						*(u32*)&serialno[10],
						*(u32*)&serialno[14]);
			break;


		case I2O_SNFORMAT_UNKNOWN:		/* Unknown 0    */
		case I2O_SNFORMAT_UNKNOWN2:		/* Unknown 0xff */
		default:
			pos += sprintf(buff+pos, "Unknown data format (0x%02x)",
				       serialno[0]);
			break;
	}

	return pos;
}

const char * i2o_get_connector_type(int conn)
{
	int idx = 16;
	static char *i2o_connector_type[] = {
		"OTHER",
		"UNKNOWN",
		"AUI",
		"UTP",
		"BNC",
		"RJ45",
		"STP DB9",
		"FIBER MIC",
		"APPLE AUI",
		"MII",
		"DB9",
		"HSSDC",
		"DUPLEX SC FIBER",
		"DUPLEX ST FIBER",
		"TNC/BNC",
		"HW DEFAULT"
	};

	switch(conn)
	{
	case 0x00000000:
		idx = 0;
		break;
	case 0x00000001:
		idx = 1;
		break;
	case 0x00000002:
		idx = 2;
		break;
	case 0x00000003:
		idx = 3;
		break;
	case 0x00000004:
		idx = 4;
		break;
	case 0x00000005:
		idx = 5;
		break;
	case 0x00000006:
		idx = 6;
		break;
	case 0x00000007:
		idx = 7;
		break;
	case 0x00000008:
		idx = 8;
		break;
	case 0x00000009:
		idx = 9;
		break;
	case 0x0000000A:
		idx = 10;
		break;
	case 0x0000000B:
		idx = 11;
		break;
	case 0x0000000C:
		idx = 12;
		break;
	case 0x0000000D:
		idx = 13;
		break;
	case 0x0000000E:
		idx = 14;
		break;
	case 0xFFFFFFFF:
		idx = 15;
		break;
	}

	return i2o_connector_type[idx];
}


const char * i2o_get_connection_type(int conn)
{
	int idx = 0;
	static char *i2o_connection_type[] = {
		"Unknown",