/*
 *	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)