aiot/efHeterogeneousSynchronization/dataCalculation/heterogeneousDataSynchronization.c

/*
 *	linux/arch/alpha/kernel/err_marvel.c
 *
 *	Copyright (C) 2001 Jeff Wiedemeier (Compaq Computer Corporation)
 *
 */

#include <linux/init.h>
#include <linux/pci.h>
#include <linux/sched.h>

#include <asm/io.h>
#include <asm/console.h>
#include <asm/core_marvel.h>
#include <asm/hwrpb.h>
#include <asm/smp.h>
#include <asm/err_common.h>
#include <asm/err_ev7.h>

#include "err_impl.h"
#include "proto.h"

static void
marvel_print_680_frame(struct ev7_lf_subpackets *lf_subpackets)
{
#ifdef CONFIG_VERBOSE_MCHECK
	struct ev7_pal_environmental_subpacket *env;
	struct { int type; char *name; } ev_packets[] = {
		{ EL_TYPE__PAL__ENV__AMBIENT_TEMPERATURE,
		  "Ambient Temperature" },
		{ EL_TYPE__PAL__ENV__AIRMOVER_FAN,
		  "AirMover / Fan" },
		{ EL_TYPE__PAL__ENV__VOLTAGE,
		  "Voltage" },
		{ EL_TYPE__PAL__ENV__INTRUSION,
		  "Intrusion" },
		{ EL_TYPE__PAL__ENV__POWER_SUPPLY,
		  "Power Supply" },
		{ EL_TYPE__PAL__ENV__LAN,
		  "LAN" },
		{ EL_TYPE__PAL__ENV__HOT_PLUG,
		  "Hot Plug" },
		{ 0, NULL }
	};
	int i;

	for (i = 0; ev_packets[i].type != 0; i++) {
		env = lf_subpackets->env[ev7_lf_env_index(ev_packets[i].type)];
		if (!env)
			continue;

		printk("%s**%s event (cabinet %d, drawer %d)\n",
		       err_print_prefix,
		       ev_packets[i].name,
		       env->cabinet,
		       env->drawer);
		printk("%s   Module Type: 0x%x - Unit ID 0x%x - "
		       "Condition 0x%x\n",
		       err_print_prefix,
		       env->module_type,
		       env->unit_id,
		       env->condition);
	}
#endif /* CONFIG_VERBOSE_MCHECK */
}

static int
marvel_process_680_frame(struct ev7_lf_subpackets *lf_subpackets, int print)
{
	int status = MCHK_DISPOSITION_UNKNOWN_ERROR;
	int i;

	for (i = ev7_lf_env_index(EL_TYPE__PAL__ENV__AMBIENT_TEMPERATURE);
	     i <= ev7_lf_env_index(EL_TYPE__PAL__ENV__HOT_PLUG);
	     i++) {
		if (lf_subpackets->env[i])
			status = MCHK_DISPOSITION_REPORT;
	}

	if (print)
		marvel_print_680_frame(lf_subpackets);

	return status;
}

#ifdef CONFIG_VERBOSE_MCHECK

static void
marvel_print_err_cyc(u64 err_cyc)
{
	static char *packet_desc[] = {
		"No Error",
		"UNKNOWN",
		"1 cycle (1 or 2 flit packet)",
		"2 cycles (3 flit packet)",
		"9 cycles (18 flit packet)",
		"10 cycles (19 flit packet)",
		"UNKNOWN",
		"UNKNOWN",
		"UNKNOWN"
	};

#define IO7__ERR_CYC__ODD_FLT	(1UL <<  0)
#define IO7__ERR_CYC__EVN_FLT	(1UL <<  1)
#define IO7__ERR_CYC__PACKET__S	(6)
#define IO7__ERR_CYC__PACKET__M	(0x7)
#define IO7__ERR_CYC__LOC	(1UL <<  5)
#define IO7__ERR_CYC__CYCLE__S	(2)
#define IO7__ERR_CYC__CYCLE__M	(0x7)

	printk("%s        Packet In Error: %s\n"
	       "%s        Error in %s, cycle %lld%s%s\n",
	       err_print_prefix, 
	       packet_desc[EXTRACT(err_cyc, IO7__ERR_CYC__PACKET)],
	       err_print_prefix,
	       (err_cyc & IO7__ERR_CYC__LOC) ? "DATA" : "HEADER",
	       EXTRACT(err_cyc, IO7__ERR_CYC__CYCLE),
	       (err_cyc & IO7__ERR_CYC__ODD_FLT) ? " [ODD Flit]": "",
	       (err_cyc & IO7__ERR_CYC__EVN_FLT) ? " [Even Flit]": "");
}

static void
marvel_print_po7_crrct_sym(u64 crrct_sym)
{
#define IO7__PO7_CRRCT_SYM__SYN__S	(0)
#define IO7__PO7_CRRCT_SYM__SYN__M	(0x7f)
#define IO7__PO7_CRRCT_SYM__ERR_CYC__S	(7)   /* ERR_CYC + ODD_FLT + EVN_FLT */
#define IO7__PO7_CRRCT_SYM__ERR_CYC__M	(0x1ff)


	printk("%s      Correctable Error Symptoms:\n"
	       "%s        Syndrome: 0x%llx\n",
	       err_print_prefix,
	       err_print_prefix, EXTRACT(crrct_sym, IO7__PO7_CRRCT_SYM__SYN));
	marvel_print_err_cyc(EXTRACT(crrct_sym, IO7__PO7_CRRCT_SYM__ERR_CYC));
}

static void
marvel_print_po7_uncrr_sym(u64 uncrr_sym, u64 valid_mask)
{
	static char *clk_names[] = { "_h[0]", "_h[1]", "_n[0]", "_n[1]" };
	static char *clk_decode[] = {
		"No Error",
		"One extra rising edge",
		"Two extra rising edges",
		"Lost one clock"
	};
	static char *port_names[] = { "Port 0", 	"Port 1", 
				      "Port 2", 	"Port 3",
				      "Unknown Port",	"Unknown Port",
				      "Unknown Port",	"Port 7" };
	int scratch, i;

#define IO7__PO7_UNCRR_SYM__SYN__S	    (0)
#define IO7__PO7_UNCRR_SYM__SYN__M	    (0x7f)
#define IO7__PO7_UNCRR_SYM__ERR_CYC__S	    (7)      /* ERR_CYC + ODD_FLT... */
#define IO7__PO7_UNCRR_SYM__ERR_CYC__M	    (0x1ff)  /* ... + EVN_FLT        */
#define IO7__PO7_UNCRR_SYM__CLK__S	    (16)
#define IO7__PO7_UNCRR_SYM__CLK__M	    (0xff)
#define IO7__PO7_UNCRR_SYM__CDT_OVF_TO__REQ (1UL << 24)
#define IO7__PO7_UNCRR_SYM__CDT_OVF_TO__RIO (1UL << 25)
#define IO7__PO7_UNCRR_SYM__CDT_OVF_TO__WIO (1UL << 26)
#define IO7__PO7_UNCRR_SYM__CDT_OVF_TO__BLK (1UL << 27)
#define IO7__PO7_UNCRR_SYM__CDT_OVF_TO__NBK (1UL << 28)
#define IO7__PO7_UNCRR_SYM__OVF__READIO	    (1UL << 29)
#define IO7__PO7_UNCRR_SYM__OVF__WRITEIO    (1UL << 30)
#define IO7__PO7_UNCRR_SYM__OVF__FWD        (1UL << 31)
#define IO7__PO7_UNCRR_SYM__VICTIM_SP__S    (32)
#define IO7__PO7_UNCRR_SYM__VICTIM_SP__M    (0xff)
#define IO7__PO7_UNCRR_SYM__DETECT_SP__S    (40)
#define IO7__PO7_UNCRR_SYM__DETECT_SP__M    (0xff)
#define IO7__PO7_UNCRR_SYM__STRV_VTR__S     (48)
#define IO7__PO7_UNCRR_SYM__STRV_VTR__M     (0x3ff)

#define IO7__STRV_VTR__LSI__INTX__S	    (0)
#define IO7__STRV_VTR__LSI__INTX__M	    (0x3)
#define IO7__STRV_VTR__LSI__SLOT__S	    (2)
#define IO7__STRV_VTR__LSI__SLOT__M	    (0x7)
#define IO7__STRV_VTR__LSI__BUS__S	    (5)
#define IO7__STRV_VTR__LSI__BUS__M	    (0x3)
#define IO7__STRV_VTR__MSI__INTNUM__S	    (0)
#define IO7__STRV_VTR__MSI__INTNUM__M	    (0x1ff)
#define IO7__STRV_VTR__IS_MSI		    (1UL << 9)

	printk("%s      Uncorrectable Error Symptoms:\n", err_print_prefix);
	uncrr_sym &= valid_mask;

	if (EXTRACT(valid_mask, IO7__PO7_UNCRR_SYM__SYN))
		printk("%s        Syndrome: 0x%llx\n",
		       err_print_prefix, 
		       EXTRACT(uncrr_sym, IO7__PO7_UNCRR_SYM__SYN));

	if (EXTRACT(valid_mask, IO7__PO7_UNCRR_SYM__ERR_CYC))
		marvel_print_err_cyc(EXTRACT(uncrr_sym, 
					     IO7__PO7_UNCRR_SYM__ERR_CYC));

	scratch = EXTRACT(uncrr_sym, IO7__PO7_UNCRR_SYM__CLK);
	for (i = 0; i < 4; i++, scratch >>= 2) {
		if (scratch & 0x3)
			printk("%s        Clock %s: %s\n",
			       err_print_prefix,
			       clk_names[i], clk_decode[scratch & 0x3]);
	}

	if (uncrr_sym & IO7__PO7_UNCRR_SYM__CDT_OVF_TO__REQ) 
		printk("%s       REQ Credit Timeout or Overflow\n",
		       err_print_prefix);
	if (uncrr_sym & IO7__PO7_UNCRR_SYM__CDT_OVF_TO__RIO) 
		printk("%s       RIO Credit Timeout or Overflow\n",
		       err_print_prefix);
	if (uncrr_sym & IO7__PO7_UNCRR_SYM__CDT_OVF_TO__WIO) 
		printk("%s       WIO Credit Timeout or Overflow\n",
		       err_print_prefix);
	if (uncrr_sym & IO7__PO7_UNCRR_SYM__CDT_OVF_TO__BLK) 
		printk("%s       BLK Credit Timeout or Overflow\n",
		       err_print_prefix);
	if (uncrr_sym & IO7__PO7_UNCRR_SYM__CDT_OVF_TO__NBK) 
		printk("%s       NBK Credit Timeout or Overflow\n",
		       err_print_prefix);

	if (uncrr_sym & IO7__PO7_UNCRR_SYM__OVF__READIO) 
		printk("%s       Read I/O Buffer Overflow\n", 
		       err_print_prefix);
	if (uncrr_sym & IO7__PO7_UNCRR_SYM__OVF__WRITEIO) 
		printk("%s       Write I/O Buffer Overflow\n", 
		       err_print_prefix);
	if (uncrr_sym & IO7__PO7_UNCRR_SYM__OVF__FWD) 
		printk("%s       FWD Buffer Overflow\n", 
		       err_print_prefix);

	if ((scratch = EXTRACT(uncrr_sym, IO7__PO7_UNCRR_SYM__VICTIM_SP))) {
		int lost = scratch & (1UL << 4);
		scratch &= ~lost;
		for (i = 0; i < 8; i++, scratch >>= 1) {
			if (!(scratch & 1))
				continue;
			printk("%s        Error Response sent to %s",
			       err_print_prefix, port_names[i]);
		}
		if (lost)
			printk("%s        Lost Error sent somewhere else\n",
			       err_print_prefix);
	}
	
	if ((scratch = EXTRACT(uncrr_sym, IO7__PO7_UNCRR_SYM__DETECT_SP))) {
		for (i = 0; i < 8; i++, scratch >>= 1) {
			if (!(scratch & 1))
				continue;
			printk("%s        Error Reported by %s",
			       err_print_prefix, port_names[i]);
		}
	}

	if (EXTRACT(valid_mask, IO7__PO7_UNCRR_SYM__STRV_VTR)) {
		char starvation_message[80];

		scratch = EXTRACT(uncrr_sym, IO7__PO7_UNCRR_SYM__STRV_VTR);
		if (scratch & IO7__STRV_VTR__IS_MSI) 
			sprintf(starvation_message, 
				"MSI Interrupt 0x%x",
				EXTRACT(scratch, IO7__STRV_VTR__MSI__INTNUM));
		else
			sprintf(starvation_message,
				"LSI INT%c for Bus:Slot (%d:%d)\n",
				'A' + EXTRACT(scratch, 
					      IO7__STRV_VTR__LSI__INTX),
				EXTRACT(scratch, IO7__STRV_VTR__LSI__BUS),
				EXTRACT(scratch, IO7__STRV_VTR__LSI__SLOT));

		printk("%s        Starvation Int Trigger By: %s\n",
		       err_print_prefix, starvation_message);
	}
}

static void
marvel_print_po7_ugbge_sym(u64 ugbge_sym)
{
	char opcode_str[10];

#define IO7__PO7_UGBGE_SYM__UPH_PKT_OFF__S	(6)
#define IO7__PO7_UGBGE_SYM__UPH_PKT_OFF__M	(0xfffffffful)
#define IO7__PO7_UGBGE_SYM__UPH_OPCODE__S	(40)
#define IO7__PO7_UGBGE_SYM__UPH_OPCODE__M	(0xff)
#define IO7__PO7_UGBGE_SYM__UPH_SRC_PORT__S	(48)
#define IO7__PO7_UGBGE_SYM__UPH_SRC_PORT__M	(0xf)
#define IO7__PO7_UGBGE_SYM__UPH_DEST_PID__S	(52)
#define IO7__PO7_UGBGE_SYM__UPH_DEST_PID__M	(0x7ff)
#define IO7__PO7_UGBGE_SYM__VALID		(1UL << 63)

	if (!(ugbge_sym & IO7__PO7_UGBGE_SYM__VALID))
		return;

	switch(EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_OPCODE)) {
	case 0x51:
		sprintf(opcode_str, "Wr32");
		break;
	case 0x50:
		sprintf(opcode_str, "WrQW");
		break;
	case 0x54:
		sprintf(opcode_str, "WrIPR");
		break;
	case 0xD8:
		sprintf(opcode_str, "Victim");
		break;
	case 0xC5:
		sprintf(opcode_str, "BlkIO");
		break;
	default:
		sprintf(opcode_str, "0x%llx\n",
			EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_OPCODE));
		break;
	}

	printk("%s      Up Hose Garbage Symptom:\n"
	       "%s        Source Port: %lld - Dest PID: %lld - OpCode: %s\n",
	       err_print_prefix,
	       err_print_prefix, 
	       EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_SRC_PORT),
	       EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_DEST_PID),
	       opcode_str);

	if (0xC5 != EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_OPCODE))
		printk("%s        Packet Offset 0x%08llx\n",
		       err_print_prefix,
		       EXTRACT(ugbge_sym, IO7__PO7_UGBGE_SYM__UPH_PKT_OFF));
}

static void
marvel_print_po7_err_sum(struct ev7_pal_io_subpacket *io)
{
	u64	uncrr_sym_valid = 0;

#define IO7__PO7_ERRSUM__CR_SBE		(1UL << 32)
#define IO7__PO7_ERRSUM__CR_SBE2	(1UL << 33)
#define IO7__PO7_ERRSUM__CR_PIO_WBYTE	(1UL << 34)
#define IO7__PO7_ERRSUM__CR_CSR_NXM	(1UL << 35)
#define IO7__PO7_ERRSUM__CR_RPID_ACV	(1UL << 36)
#define IO7__PO7_ERRSUM__CR_RSP_NXM	(1UL << 37)
#define IO7__PO7_ERRSUM__CR_ERR_RESP	(1UL << 38)
#define IO7__PO7_ERRSUM__CR_CLK_DERR	(1UL << 39)
#define IO7__PO7_ERRSUM__CR_DAT_DBE	(1UL << 40)
#define IO7__PO7_ERRSUM__CR_DAT_GRBG	(1UL << 41)
#define IO7__PO7_ERRSUM__MAF_TO		(1UL << 42)
#define IO7__PO7_ERRSUM__UGBGE		(1UL << 43)
#define IO7__PO7_ERRSUM__UN_MAF_LOST	(1UL << 44)
#define IO7__PO7_ERRSUM__UN_PKT_OVF	(1UL << 45)
#define IO7__PO7_ERRSUM__UN_CDT_OVF	(1UL << 46)