Viewing file:  elsc.h (5.09 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* $Id$
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1992 - 1997, 2000 Silicon Graphics, Inc.
* Copyright (C) 2000 by Colin Ngam
*/
#ifndef _ASM_SN_KSYS_ELSC_H
#define _ASM_SN_KSYS_ELSC_H
#include <linux/config.h>
#if defined(CONFIG_IA64_SGI_SN1) || defined(CONFIG_IA64_GENERIC)
#include <asm/sn/ksys/l1.h>
#endif
// #include <asm/sn/ksys/i2c.h>
#define ELSC_I2C_ADDR 0x08
#define ELSC_I2C_HUB0 0x09
#define ELSC_I2C_HUB1 0x0a
#define ELSC_I2C_HUB2 0x0b
#define ELSC_I2C_HUB3 0x0c
#define ELSC_PACKET_MAX 96
#define ELSC_ACP_MAX 86 /* 84+cr+lf */
#define ELSC_LINE_MAX (ELSC_ACP_MAX - 2)
/*
* ELSC character queue type for I/O
*/
#define ELSC_QSIZE 128 /* Power of 2 is more efficient */
typedef sc_cq_t elsc_cq_t;
/*
* ELSC structure passed around as handle
*/
typedef l1sc_t elsc_t;
void elsc_init(elsc_t *e, nasid_t nasid);
int elsc_process(elsc_t *e);
int elsc_msg_check(elsc_t *e, char *msg, int msg_max);
int elsc_msg_callback(elsc_t *e,
void (*callback)(void *callback_data, char *msg),
void *callback_data);
#ifdef LATER
char *elsc_errmsg(int code);
int elsc_nvram_write(elsc_t *e, int addr, char *buf, int len);
int elsc_nvram_read(elsc_t *e, int addr, char *buf, int len);
int elsc_nvram_magic(elsc_t *e);
#endif
int elsc_command(elsc_t *e, int only_if_message);
int elsc_parse(elsc_t *e, char *p1, char *p2, char *p3);
int elsc_ust_write(elsc_t *e, uchar_t c);
int elsc_ust_read(elsc_t *e, char *c);
/*
* System controller commands
*/
int elsc_version(elsc_t *e, char *result);
#ifdef LATER
int elsc_debug_set(elsc_t *e, u_char byte1, u_char byte2);
int elsc_debug_get(elsc_t *e, u_char *byte1, u_char *byte2);
#endif
int elsc_module_set(elsc_t *e, int module);
int elsc_module_get(elsc_t *e);
int elsc_partition_set(elsc_t *e, int partition);
int elsc_partition_get(elsc_t *e);
int elsc_domain_set(elsc_t *e, int domain);
int elsc_domain_get(elsc_t *e);
int elsc_cluster_set(elsc_t *e, int cluster);
int elsc_cluster_get(elsc_t *e);
int elsc_cell_set(elsc_t *e, int cell);
int elsc_cell_get(elsc_t *e);
int elsc_bist_set(elsc_t *e, char bist_status);
char elsc_bist_get(elsc_t *e);
int elsc_lock(elsc_t *e,
int retry_interval_usec,
int timeout_usec, u_char lock_val);
int elsc_unlock(elsc_t *e);
int elsc_display_char(elsc_t *e, int led, int chr);
int elsc_display_digit(elsc_t *e, int led, int num, int l_case);
#ifdef LATER
int elsc_display_mesg(elsc_t *e, char *chr); /* 8-char input */
int elsc_password_set(elsc_t *e, char *password); /* 4-char input */
int elsc_password_get(elsc_t *e, char *password); /* 4-char output */
int elsc_rpwr_query(elsc_t *e, int is_master);
int elsc_power_query(elsc_t *e);
int elsc_power_down(elsc_t *e, int sec);
int elsc_power_cycle(elsc_t *e);
int elsc_system_reset(elsc_t *e);
int elsc_dip_switches(elsc_t *e);
int elsc_nic_get(elsc_t *e, uint64_t *nic, int verbose);
#endif
int _elsc_hbt(elsc_t *e, int ival, int rdly);
#define elsc_hbt_enable(e, ival, rdly) _elsc_hbt(e, ival, rdly)
#define elsc_hbt_disable(e) _elsc_hbt(e, 0, 0)
#define elsc_hbt_send(e) _elsc_hbt(e, 0, 1)
/*
* Routines for using the ELSC as a UART. There's a version of each
* routine that takes a pointer to an elsc_t, and another version that
* gets the pointer by calling a user-supplied global routine "get_elsc".
* The latter version is useful when the elsc is employed for stdio.
*/
#define ELSCUART_FLASH 0x3c /* LED pattern */
elsc_t *get_elsc(void);
int elscuart_probe(void);
void elscuart_init(void *);
int elscuart_poll(void);
int elscuart_readc(void);
int elscuart_getc(void);
int elscuart_putc(int);
int elscuart_puts(char *);
char *elscuart_gets(char *, int);
int elscuart_flush(void);
/*
* Error codes
*
* The possible ELSC error codes are a superset of the I2C error codes,
* so ELSC error codes begin at -100.
*/
#define ELSC_ERROR_NONE 0
#define ELSC_ERROR_CMD_SEND -100 /* Error sending command */
#define ELSC_ERROR_CMD_CHECKSUM -101 /* Command checksum bad */
#define ELSC_ERROR_CMD_UNKNOWN -102 /* Unknown command */
#define ELSC_ERROR_CMD_ARGS -103 /* Invalid argument(s) */
#define ELSC_ERROR_CMD_PERM -104 /* Permission denied */
#define ELSC_ERROR_CMD_STATE -105 /* not allowed in this state*/
#define ELSC_ERROR_RESP_TIMEOUT -110 /* ELSC response timeout */
#define ELSC_ERROR_RESP_CHECKSUM -111 /* Response checksum bad */
#define ELSC_ERROR_RESP_FORMAT -112 /* Response format error */
#define ELSC_ERROR_RESP_DIR -113 /* Response direction error */
#define ELSC_ERROR_MSG_LOST -120 /* Queue full; msg. lost */
#define ELSC_ERROR_LOCK_TIMEOUT -121 /* ELSC response timeout */
#define ELSC_ERROR_DATA_SEND -122 /* Error sending data */
#define ELSC_ERROR_NIC -123 /* NIC processing error */
#define ELSC_ERROR_NVMAGIC -124 /* Bad magic no. in NVRAM */
#define ELSC_ERROR_MODULE -125 /* Moduleid processing err */
#endif /* _ASM_SN_KSYS_ELSC_H */
|