/* $Id: elsc.h,v 1.1.1.1 2003/06/23 22:18:40 jharrell Exp $ * * 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 #if defined(CONFIG_IA64_SGI_SN1) || defined(CONFIG_IA64_GENERIC) #include #endif // #include #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 */