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Diffstat (limited to 'include/asm-ia64/sn/eeprom.h')
| -rw-r--r-- | include/asm-ia64/sn/eeprom.h | 384 |
1 files changed, 0 insertions, 384 deletions
diff --git a/include/asm-ia64/sn/eeprom.h b/include/asm-ia64/sn/eeprom.h deleted file mode 100644 index cc358591dd3490..00000000000000 --- a/include/asm-ia64/sn/eeprom.h +++ /dev/null @@ -1,384 +0,0 @@ -/* $Id$ - * - * 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. - * - * Public interface for reading Atmel EEPROMs via L1 system controllers - * - * Copyright (C) 1992 - 1997, 2000-2002 Silicon Graphics, Inc. All rights reserved. - */ -#ifndef _ASM_IA64_SN_EEPROM_H -#define _ASM_IA64_SN_EEPROM_H - -#include <linux/config.h> -#include <asm/sn/sgi.h> -#include <asm/sn/vector.h> -#include <asm/sn/xtalk/xbow.h> -#include <asm/sn/pci/bridge.h> -#include <asm/sn/nic.h> - -/* - * The following structures are an implementation of the EEPROM info - * areas described in the SN1 EEPROM spec and the IPMI FRU Information - * Storage definition - */ - -/* Maximum lengths for EEPROM fields - */ -#define EEPROM_PARTNUM_LEN 20 -#define EEPROM_SERNUM_LEN 10 -#define EEPROM_MANUF_NAME_LEN 10 -#define EEPROM_PROD_NAME_LEN 14 - - - -/* The EEPROM "common header", which contains offsets to the other - * info areas in the EEPROM - */ -typedef struct eeprom_common_hdr_t -{ - uchar_t format; /* common header format byte */ - uchar_t internal_use; /* offsets to various info areas */ - uchar_t chassis; /* (in doubleword units) */ - uchar_t board; - uchar_t product; - uchar_t multi_record; - uchar_t pad; - uchar_t checksum; -} eeprom_common_hdr_t; - - -/* The chassis (brick) info area - */ -typedef struct eeprom_chassis_ia_t -{ - uchar_t format; /* format byte */ - uchar_t length; /* info area length in doublewords */ - uchar_t type; /* chassis type (always 0x17 "rack mount") */ - uchar_t part_num_tl; /* type/length of part number field */ - - char part_num[EEPROM_PARTNUM_LEN]; - /* ASCII part number */ - - uchar_t serial_num_tl; /* type/length of serial number field */ - - char serial_num[EEPROM_SERNUM_LEN]; - /* ASCII serial number */ - - uchar_t checksum; - -} eeprom_chassis_ia_t; - - -/* The board info area - */ -typedef struct eeprom_board_ia_t -{ - uchar_t format; /* format byte */ - uchar_t length; /* info area length in doublewords */ - uchar_t language; /* language code, always 0x00 "English" */ - int mfg_date; /* date & time of manufacture, in minutes - since 0:00 1/1/96 */ - uchar_t manuf_tl; /* type/length of manufacturer name field */ - - char manuf[EEPROM_MANUF_NAME_LEN]; - /* ASCII manufacturer name */ - - uchar_t product_tl; /* type/length of product name field */ - - char product[EEPROM_PROD_NAME_LEN]; - /* ASCII product name */ - - uchar_t serial_num_tl; /* type/length of board serial number */ - - char serial_num[EEPROM_SERNUM_LEN]; - /* ASCII serial number */ - - uchar_t part_num_tl; /* type/length of board part number */ - - char part_num[EEPROM_PARTNUM_LEN]; - /* ASCII part number */ - - /* - * "custom" fields -- see SN1 EEPROM Spec - */ - uchar_t board_rev_tl; /* type/length of board rev (always 0xC2) */ - - char board_rev[2]; /* ASCII board revision */ - - uchar_t eeprom_size_tl; /* type/length of eeprom size field */ - uchar_t eeprom_size; /* size code for eeprom */ - uchar_t temp_waiver_tl; /* type/length of temp waiver field (0xC2) */ - char temp_waiver[2]; /* temp waiver */ - - - /* - * these fields only appear in main boards' EEPROMs - */ - uchar_t ekey_G_tl; /* type/length of encryption key "G" */ - uint32_t ekey_G; /* encryption key "G" */ - uchar_t ekey_P_tl; /* type/length of encryption key "P" */ - uint32_t ekey_P; /* encryption key "P" */ - uchar_t ekey_Y_tl; /* type/length of encryption key "Y" */ - uint32_t ekey_Y; /* encryption key "Y" */ - - - /* - * these fields are used for I bricks only - */ - uchar_t mac_addr_tl; /* type/length of MAC address */ - char mac_addr[12]; /* MAC address */ - uchar_t ieee1394_cfg_tl; /* type/length of IEEE 1394 info */ - uchar_t ieee1394_cfg[32]; /* IEEE 1394 config info */ - - - /* - * all boards have a checksum - */ - uchar_t checksum; - -} eeprom_board_ia_t; - -/* given a pointer to the three-byte little-endian EEPROM representation - * of date-of-manufacture, this function translates to a big-endian - * integer format - */ -int eeprom_xlate_board_mfr_date( uchar_t *src ); - - -/* EEPROM Serial Presence Detect record (used for DIMMs in IP35) - */ -typedef struct eeprom_spd_t -{ - /* 0*/ uchar_t spd_used; /* # of bytes written to serial memory by manufacturer */ - /* 1*/ uchar_t spd_size; /* Total # of bytes of SPD memory device */ - /* 2*/ uchar_t mem_type; /* Fundamental memory type (FPM, EDO, SDRAM..) */ - /* 3*/ uchar_t num_rows; /* # of row addresses on this assembly */ - /* 4*/ uchar_t num_cols; /* # Column Addresses on this assembly */ - /* 5*/ uchar_t mod_rows; /* # Module Rows on this assembly */ - /* 6*/ uchar_t data_width[2]; /* Data Width of this assembly (16b little-endian) */ - /* 8*/ uchar_t volt_if; /* Voltage interface standard of this assembly */ - /* 9*/ uchar_t cyc_time; /* SDRAM Cycle time, CL=X (highest CAS latency) */ - /* A*/ uchar_t acc_time; /* SDRAM Access from Clock (highest CAS latency) */ - /* B*/ uchar_t dimm_cfg; /* DIMM Configuration type (non-parity, ECC) */ - /* C*/ uchar_t refresh_rt; /* Refresh Rate/Type */ - /* D*/ uchar_t prim_width; /* Primary SDRAM Width */ - /* E*/ uchar_t ec_width; /* Error Checking SDRAM width */ - /* F*/ uchar_t min_delay; /* Min Clock Delay Back to Back Random Col Address */ - /*10*/ uchar_t burst_len; /* Burst Lengths Supported */ - /*11*/ uchar_t num_banks; /* # of Banks on Each SDRAM Device */ - /*12*/ uchar_t cas_latencies; /* CAS# Latencies Supported */ - /*13*/ uchar_t cs_latencies; /* CS# Latencies Supported */ - /*14*/ uchar_t we_latencies; /* Write Latencies Supported */ - /*15*/ uchar_t mod_attrib; /* SDRAM Module Attributes */ - /*16*/ uchar_t dev_attrib; /* SDRAM Device Attributes: General */ - /*17*/ uchar_t cyc_time2; /* Min SDRAM Cycle time at CL X-1 (2nd highest CAS latency) */ - /*18*/ uchar_t acc_time2; /* SDRAM Access from Clock at CL X-1 (2nd highest CAS latency) */ - /*19*/ uchar_t cyc_time3; /* Min SDRAM Cycle time at CL X-2 (3rd highest CAS latency) */ - /*1A*/ uchar_t acc_time3; /* Max SDRAM Access from Clock at CL X-2 (3nd highest CAS latency) */ - /*1B*/ uchar_t min_row_prechg; /* Min Row Precharge Time (Trp) */ - /*1C*/ uchar_t min_ra_to_ra; /* Min Row Active to Row Active (Trrd) */ - /*1D*/ uchar_t min_ras_to_cas; /* Min RAS to CAS Delay (Trcd) */ - /*1E*/ uchar_t min_ras_pulse; /* Minimum RAS Pulse Width (Tras) */ - /*1F*/ uchar_t row_density; /* Density of each row on module */ - /*20*/ uchar_t ca_setup; /* Command and Address signal input setup time */ - /*21*/ uchar_t ca_hold; /* Command and Address signal input hold time */ - /*22*/ uchar_t d_setup; /* Data signal input setup time */ - /*23*/ uchar_t d_hold; /* Data signal input hold time */ - - /*24*/ uchar_t pad0[26]; /* unused */ - - /*3E*/ uchar_t data_rev; /* SPD Data Revision Code */ - /*3F*/ uchar_t checksum; /* Checksum for bytes 0-62 */ - /*40*/ uchar_t jedec_id[8]; /* Manufacturer's JEDEC ID code */ - - /*48*/ uchar_t mfg_loc; /* Manufacturing Location */ - /*49*/ uchar_t part_num[18]; /* Manufacturer's Part Number */ - - /*5B*/ uchar_t rev_code[2]; /* Revision Code */ - - /*5D*/ uchar_t mfg_date[2]; /* Manufacturing Date */ - - /*5F*/ uchar_t ser_num[4]; /* Assembly Serial Number */ - - /*63*/ uchar_t manuf_data[27]; /* Manufacturer Specific Data */ - - /*7E*/ uchar_t intel_freq; /* Intel specification frequency */ - /*7F*/ uchar_t intel_100MHz; /* Intel spec details for 100MHz support */ - -} eeprom_spd_t; - - -#define EEPROM_SPD_RECORD_MAXLEN 256 - -typedef union eeprom_spd_u -{ - eeprom_spd_t fields; - char bytes[EEPROM_SPD_RECORD_MAXLEN]; - -} eeprom_spd_u; - - -/* EEPROM board record - */ -typedef struct eeprom_brd_record_t -{ - eeprom_chassis_ia_t *chassis_ia; - eeprom_board_ia_t *board_ia; - eeprom_spd_u *spd; - -} eeprom_brd_record_t; - - -/* End-of-fields marker - */ -#define EEPROM_EOF 0xc1 - - -/* masks for dissecting the type/length bytes - */ -#define FIELD_FORMAT_MASK 0xc0 -#define FIELD_LENGTH_MASK 0x3f - - -/* field format codes (used in type/length bytes) - */ -#define FIELD_FORMAT_BINARY 0x00 /* binary format */ -#define FIELD_FORMAT_BCD 0x40 /* BCD */ -#define FIELD_FORMAT_PACKED 0x80 /* packed 6-bit ASCII */ -#define FIELD_FORMAT_ASCII 0xC0 /* 8-bit ASCII */ - - - - -/* codes specifying brick and board type - */ -#define C_BRICK 0x100 - -#define C_PIMM (C_BRICK | 0x10) -#define C_PIMM_0 (C_PIMM) /* | 0x0 */ -#define C_PIMM_1 (C_PIMM | 0x1) - -#define C_DIMM (C_BRICK | 0x20) -#define C_DIMM_0 (C_DIMM) /* | 0x0 */ -#define C_DIMM_1 (C_DIMM | 0x1) -#define C_DIMM_2 (C_DIMM | 0x2) -#define C_DIMM_3 (C_DIMM | 0x3) -#define C_DIMM_4 (C_DIMM | 0x4) -#define C_DIMM_5 (C_DIMM | 0x5) -#define C_DIMM_6 (C_DIMM | 0x6) -#define C_DIMM_7 (C_DIMM | 0x7) - -#define R_BRICK 0x200 -#define R_POWER (R_BRICK | 0x10) - -#define VECTOR 0x300 /* used in vector ops when the destination - * could be a cbrick or an rbrick */ - -#define IO_BRICK 0x400 -#define IO_POWER (IO_BRICK | 0x10) - -#define BRICK_MASK 0xf00 -#define SUBORD_MASK 0xf0 /* AND with component specification; if the - the result is non-zero, then the component - is a subordinate board of some kind */ -#define COMPT_MASK 0xf /* if there's more than one instance of a - particular type of subordinate board, this - masks out which one we're talking about */ - - - -/* functions & macros for obtaining "NIC-like" strings from EEPROMs - */ - -#ifdef CONFIG_IA64_SGI_SN1 - -int eeprom_str( char *nic_str, nasid_t nasid, int component ); -int vector_eeprom_str( char *nic_str, nasid_t nasid, - int component, net_vec_t path ); - -#define CBRICK_EEPROM_STR(s,n) eeprom_str((s),(n),C_BRICK) -#define IOBRICK_EEPROM_STR(s,n) eeprom_str((s),(n),IO_BRICK) -#define RBRICK_EEPROM_STR(s,n,p) vector_eeprom_str((s),(n),R_BRICK,p) -#define VECTOR_EEPROM_STR(s,n,p) vector_eeprom_str((s),(n),VECTOR,p) - -#endif /* CONFIG_IA64_SGI_SN1 */ - - -/* functions for obtaining formatted records from EEPROMs - */ - -int cbrick_eeprom_read( eeprom_brd_record_t *buf, nasid_t nasid, - int component ); -int iobrick_eeprom_read( eeprom_brd_record_t *buf, nasid_t nasid, - int component ); -int vector_eeprom_read( eeprom_brd_record_t *buf, nasid_t nasid, - net_vec_t path, int component ); - - - -/* retrieve the ethernet MAC address for an I-brick - */ - -int ibrick_mac_addr_get( nasid_t nasid, char *eaddr ); - - -/* error codes - */ - -#define EEP_OK 0 -#define EEP_L1 1 -#define EEP_FAIL 2 -#define EEP_BAD_CHECKSUM 3 -#define EEP_NICIFY 4 -#define EEP_PARAM 6 -#define EEP_NOMEM 7 - - - -/* given a hardware graph vertex and an indication of the brick type, - * brick and board to be read, this functions reads the eeprom and - * attaches a "NIC"-format string of manufacturing information to the - * vertex. If the vertex already has the string, just returns the - * string. If component is not VECTOR or R_BRICK, the path parameter - * is ignored. - */ - -#ifdef LATER -char *eeprom_vertex_info_set( int component, int nasid, devfs_handle_t v, - net_vec_t path ); -#endif - - - -/* We may need to differentiate between an XBridge and other types of - * bridges during discovery to tell whether the bridge in question - * is part of an IO brick. The following function reads the WIDGET_ID - * register of the bridge under examination and returns a positive value - * if the part and mfg numbers stored there indicate that this widget - * is an XBridge (and so must be part of a brick). - */ -#ifdef LATER -int is_iobrick( int nasid, int widget_num ); -#endif - -/* the following macro derives the widget number from the register - * address passed to it and uses is_iobrick to determine whether - * the widget in question is part of an SN1 IO brick. - */ -#define IS_IOBRICK(rg) is_iobrick( NASID_GET((rg)), SWIN_WIDGETNUM((rg)) ) - - - -/* macros for NIC compatibility */ -/* always invoked on "this" cbrick */ -#define HUB_VERTEX_MFG_INFO(v) \ - eeprom_vertex_info_set( C_BRICK, get_nasid(), (v), 0 ) - -#define BRIDGE_VERTEX_MFG_INFO(v, r) \ - ( IS_IOBRICK((r)) ? eeprom_vertex_info_set \ - ( IO_BRICK, NASID_GET((r)), (v), 0 ) \ - : nic_bridge_vertex_info((v), (r)) ) - -#endif /* _ASM_IA64_SN_EEPROM_H */ |