Added CFI declarations.
git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@202 b68d4a1b-bc3d-0410-92ed-d4ac073336b7master
Marcel Telka
22 years ago
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855dd86234
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/*
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* $Id$
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*
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* Common Flash Memory Interface (CFI) Declarations
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* Copyright (C) 2002 ETC s.r.o.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the ETC s.r.o. nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Written by Marcel Telka <marcel@telka.sk>, 2002.
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*
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* Documentation:
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* [1] Advanced Micro Devices, "Common Flash Memory Interface Specification Release 2.0",
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* December 1, 2001
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* [2] Advanced Micro Devices, "Common Flash Memory Interface Publication 100 Vendor & Device
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* ID Code Assignments", December 1, 2001, Volume Number: 96.1
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* [3] Intel Corporation, "Common Flash Interface (CFI) and Command Sets Application Note 646",
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* April 2000, Order Number: 292204-004
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*
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*/
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#ifndef FLASH_CFI_H
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#define FLASH_CFI_H
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#include <common.h>
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#if LANGUAGE == C
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#include <stdint.h>
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#endif
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/* CFI Query Structure - see Table 3.3.1 in [1] */
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#if LANGUAGE == C
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typedef struct cfi_query_system_interface_information cfi_query_system_interface_information;
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typedef struct cfi_device_geometry cfi_device_geometry;
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typedef struct cfi_query_structure {
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cfi_query_system_interface_information system_interface_info;
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cfi_device_geometry device_geometry;
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void *pri_vendor_tbl;
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void *alt_vendor_tbl;
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} cfi_query_structure;
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#endif /* LANGUAGE == C */
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/* CFI Query Identification String - see Table 3.3.2 in [1] */
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#define CFI_QUERY_ID_OFFSET 0x10
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#define PRI_VENDOR_ID_OFFSET 0x13
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#define PRI_VENDOR_TABLE_ADR_OFFSET 0x15
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#define ALT_VENDOR_ID_OFFSET 0x17
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#define ALT_VENDOR_TABLE_ADR_OFFSET 0x19
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/* Vendor Command Set & Control Interface ID Codes - see Section 1. in [2] */
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#define CFI_VENDOR_NULL 0x0000
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#define CFI_VENDOR_INTEL_SCS 0x0001 /* see 1.0 in [3] */
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#define CFI_VENDOR_AMD_SCS 0x0002
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#define CFI_VENDOR_INTEL_BCS 0x0003 /* see 1.0 in [3] */
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#define CFI_VENDOR_AMD_ESC 0x0004
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#define CFI_VENDOR_MITSUBISHI_SCS 0x0100
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#define CFI_VENDOR_MITSUBISHI_ECS 0x0101
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#define CFI_VENDOR_SST_PWCS 0x0102
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/* CFI Query System Interface Information - see Table 3.3.3 in [1] */
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#define VCC_MIN_WEV_OFFSET 0x1B /* Vcc Logic Supply Minimum Write/Erase voltage */
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#define VCC_MAX_WEV_OFFSET 0x1C /* Vcc Logic Supply Maximum Write/Erase voltage */
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#define VPP_MIN_WEV_OFFSET 0x1D /* Vpp [Programming] Supply Minimum Write/Erase voltage */
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#define VPP_MAX_WEV_OFFSET 0x1E /* Vpp [Programming] Supply Maximum Write/Erase voltage */
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#define TYP_SINGLE_WRITE_TIMEOUT_OFFSET 0x1F /* Typical timeout per single byte/word write */
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#define TYP_BUFFER_WRITE_TIMEOUT_OFFSET 0x20 /* Typical timeout for minimum-size buffer write */
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#define TYP_BLOCK_ERASE_TIMEOUT_OFFSET 0x21 /* Typical timeout per individual block erase */
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#define TYP_CHIP_ERASE_TIMEOUT_OFFSET 0x22 /* Typical timeout for full chip erase */
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#define MAX_SINGLE_WRITE_TIMEOUT_OFFSET 0x23 /* Maximum timeout for byte/word write */
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#define MAX_BUFFER_WRITE_TIMEOUT_OFFSET 0x24 /* Maximum timeout for buffer write */
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#define MAX_BLOCK_ERASE_TIMEOUT_OFFSET 0x25 /* Maximum timeout per individual block erase */
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#define MAX_CHIP_ERASE_TIMEOUT_OFFSET 0x26 /* Maximum timeout for chip erase */
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#if LANGUAGE == C
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typedef struct cfi_query_system_interface_information {
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uint16_t vcc_min_wev; /* in mV */
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uint16_t vcc_max_wev; /* in mV */
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uint16_t vpp_min_wev; /* in mV, 0 - no Vpp pin is present */
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uint16_t vpp_max_wev; /* in mV, 0 - no Vpp pin is present */
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uint32_t typ_single_write_timeout; /* in us */
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uint32_t typ_buffer_write_timeout; /* in us, 0 - not supported */
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uint32_t typ_block_erase_timeout; /* in ms */
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uint32_t typ_chip_erase_timeout; /* in ms, 0 - not supported */
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uint32_t max_single_write_timeout; /* in us */
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uint32_t max_buffer_write_timeout; /* in us, 0 - not supported */
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uint32_t max_block_erase_timeout; /* in ms */
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uint32_t max_chip_erase_timeout; /* in ms, 0 - not supported */
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} cfi_query_system_interface_information;
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#endif /* LANGUAGE == C */
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/* Device Geometry Definition - see Table 3.3.4 in [1] */
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#define DEVICE_SIZE_OFFSET 0x27 /* Device Size */
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#define FLASH_DEVICE_INTERFACE_OFFSET 0x28 /* Flash Device Interface description */
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#define MAX_BYTES_WRITE_OFFSET 0x2A /* Maximum number of bytes in multi-byte write */
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#define NUMBER_OF_ERASE_REGIONS_OFFSET 0x2C /* Number of Erase Block Regions */
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#define ERASE_BLOCK_REGION_OFFSET 0x2D /* Erase Block Region Information */
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#if LANGUAGE == C
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typedef struct cfi_erase_block_region cfi_erase_block_region;
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struct cfi_device_geometry {
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uint32_t device_size; /* in B */
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uint16_t device_interface; /* see Section 2. in [2] */
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uint32_t max_bytes_write; /* in B */
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uint8_t number_of_erase_regions;
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cfi_erase_block_region *erase_block_regions;
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};
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struct cfi_erase_block_region {
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uint32_t erase_block_size; /* in B */
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uint32_t erase_blocks_number;
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};
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#endif /* LANGUAGE == C */
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/* Device Interface Code Assignments (for cfi_device_geometry.device_interface) - see Section 2. in [2] */
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#define CFI_INTERFACE_X8 0
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#define CFI_INTERFACE_X16 1
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#define CFI_INTERFACE_X8_X16 2
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#define CFI_INTERFACE_X32 3
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#define CFI_INTERFACE_X16_X32 5
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#endif /* FLASH_CFI_H */
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