From 860d30f8f231f1f71658c2664972b35776478f84 Mon Sep 17 00:00:00 2001 From: Marcel Telka Date: Tue, 3 Jun 2003 08:16:19 +0000 Subject: [PATCH] 2003-06-03 Marcel Telka * Makefile.am (libbrux_a_SOURCES): Added flash/detectflash.c. * flash/detectflash.c: New file, extracted from module jtag, file src/readmem.c. git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@461 b68d4a1b-bc3d-0410-92ed-d4ac073336b7 --- libbrux/ChangeLog | 5 + libbrux/Makefile.am | 1 + libbrux/flash/detectflash.c | 191 ++++++++++++++++++++++++++++++++++++ 3 files changed, 197 insertions(+) create mode 100644 libbrux/flash/detectflash.c diff --git a/libbrux/ChangeLog b/libbrux/ChangeLog index 46907847..64cbb089 100644 --- a/libbrux/ChangeLog +++ b/libbrux/ChangeLog @@ -1,3 +1,8 @@ +2003-06-03 Marcel Telka + + * Makefile.am (libbrux_a_SOURCES): Added flash/detectflash.c. + * flash/detectflash.c: New file, extracted from module jtag, file src/readmem.c. + 2003-06-02 Marcel Telka * flash/cfi.c: New file. Moved from jtag module (src/flash/cfi.c). diff --git a/libbrux/Makefile.am b/libbrux/Makefile.am index 9f2a7ead..2095458f 100644 --- a/libbrux/Makefile.am +++ b/libbrux/Makefile.am @@ -27,5 +27,6 @@ noinst_LIBRARIES = libbrux.a libbrux_a_SOURCES = \ flash/cfi.c \ + flash/detectflash.c \ flash/amd.c \ flash/intel.c diff --git a/libbrux/flash/detectflash.c b/libbrux/flash/detectflash.c new file mode 100644 index 00000000..a7ee08f3 --- /dev/null +++ b/libbrux/flash/detectflash.c @@ -0,0 +1,191 @@ +/* + * $Id$ + * + * Copyright (C) 2002 ETC s.r.o. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + * + * Written by Marcel Telka , 2002. + * + * Documentation: + * [1] JEDEC Solid State Technology Association, "Common Flash Interface (CFI)", + * September 1999, Order Number: JESD68 + * [2] JEDEC Solid State Technology Association, "Common Flash Interface (CFI) ID Codes", + * September 2001, Order Number: JEP137-A + * + */ + +#include + +#include +#include +#include +#include +#include + +#include + +#include "cfi.h" +#include "bus.h" + +void +detectflash( bus_t *bus ) +{ + cfi_array_t *cfi_array = NULL; + cfi_query_structure_t *cfi; + const char *s; + + if (!bus) { + printf( _("Error: Missing bus driver!\n") ); + return; + } + + bus_prepare( bus ); + + if (detect_cfi( bus, 0, &cfi_array )) { + cfi_array_free( cfi_array ); + printf( _("Flash not found!\n") ); + return; + } + + cfi = &cfi_array->cfi_chips[0]->cfi; + + /* detect CFI capable devices */ + /* TODO: Low chip only */ + /* see 4.3.2 in [1] */ + printf( _("Query identification string:\n") ); + /* see section 2 in [2] */ + switch (cfi->identification_string.pri_id_code) { + case CFI_VENDOR_NULL: + s = N_("null"); + break; + case CFI_VENDOR_INTEL_ECS: + s = N_("Intel/Sharp Extended Command Set"); + break; + case CFI_VENDOR_AMD_SCS: + s = N_("AMD/Fujitsu Standard Commanf Set"); + break; + case CFI_VENDOR_INTEL_SCS: + s = N_("Intel Standard Command Set"); + break; + case CFI_VENDOR_AMD_ECS: + s = N_("AMD/Fujitsu Extended Command Set"); + break; + case CFI_VENDOR_MITSUBISHI_SCS: + s = N_("Mitsubishi Standard Command Set"); + break; + case CFI_VENDOR_MITSUBISHI_ECS: + s = N_("Mitsubishi Extended Command Set"); + break; + case CFI_VENDOR_SST_PWCS: + s = N_("Page Write Command Set"); + break; + default: + s = N_("unknown!!!"); + break; + } + printf( _("\tPrimary Algorithm Command Set and Control Interface ID Code: 0x%04X (%s)\n"), cfi->identification_string.pri_id_code, _(s) ); + switch (cfi->identification_string.alt_id_code) { + case CFI_VENDOR_NULL: + s = N_("null"); + break; + case CFI_VENDOR_INTEL_ECS: + s = N_("Intel/Sharp Extended Command Set"); + break; + case CFI_VENDOR_AMD_SCS: + s = N_("AMD/Fujitsu Standard Commanf Set"); + break; + case CFI_VENDOR_INTEL_SCS: + s = N_("Intel Standard Command Set"); + break; + case CFI_VENDOR_AMD_ECS: + s = N_("AMD/Fujitsu Extended Command Set"); + break; + case CFI_VENDOR_MITSUBISHI_SCS: + s = N_("Mitsubishi Standard Command Set"); + break; + case CFI_VENDOR_MITSUBISHI_ECS: + s = N_("Mitsubishi Extended Command Set"); + break; + case CFI_VENDOR_SST_PWCS: + s = N_("Page Write Command Set"); + break; + default: + s = N_("unknown!!!"); + break; + } + printf( _("\tAlternate Algorithm Command Set and Control Interface ID Code: 0x%04X (%s)\n"), cfi->identification_string.alt_id_code, _(s) ); + + /* see 4.3.3 in [1] */ + printf( _("Query system interface information:\n") ); + printf( _("\tVcc Logic Supply Minimum Write/Erase or Write voltage: %d mV\n"), cfi->system_interface_info.vcc_min_wev ); + printf( _("\tVcc Logic Supply Maximum Write/Erase or Write voltage: %d mV\n"), cfi->system_interface_info.vcc_max_wev ); + printf( _("\tVpp [Programming] Supply Minimum Write/Erase voltage: %d mV\n"), cfi->system_interface_info.vpp_min_wev ); + printf( _("\tVpp [Programming] Supply Maximum Write/Erase voltage: %d mV\n"), cfi->system_interface_info.vpp_max_wev ); + printf( _("\tTypical timeout per single byte/word program: %d us\n"), cfi->system_interface_info.typ_single_write_timeout ); + printf( _("\tTypical timeout for maximum-size multi-byte program: %d us\n"), cfi->system_interface_info.typ_buffer_write_timeout ); + printf( _("\tTypical timeout per individual block erase: %d ms\n"), cfi->system_interface_info.typ_block_erase_timeout ); + printf( _("\tTypical timeout for full chip erase: %d ms\n"), cfi->system_interface_info.typ_chip_erase_timeout ); + printf( _("\tMaximum timeout for byte/word program: %d us\n"), cfi->system_interface_info.max_single_write_timeout ); + printf( _("\tMaximum timeout for multi-byte program: %d us\n"), cfi->system_interface_info.max_buffer_write_timeout ); + printf( _("\tMaximum timeout per individual block erase: %d ms\n"), cfi->system_interface_info.max_block_erase_timeout ); + printf( _("\tMaximum timeout for chip erase: %d ms\n"), cfi->system_interface_info.max_chip_erase_timeout ); + + /* see 4.3.4 in [1] */ + printf( _("Device geometry definition:\n") ); + printf( _("\tDevice Size: %d B (%d KiB, %d MiB)\n"), + cfi->device_geometry.device_size, + cfi->device_geometry.device_size / 1024, + cfi->device_geometry.device_size / (1024 * 1024) ); + /* see section 4 in [2] */ + switch (cfi->device_geometry.device_interface) { + case CFI_INTERFACE_X8: + s = N_("x8"); + break; + case CFI_INTERFACE_X16: + s = N_("x16"); + break; + case CFI_INTERFACE_X8_X16: + s = N_("x8/x16"); + break; + case CFI_INTERFACE_X32: + s = N_("x32"); + break; + case CFI_INTERFACE_X16_X32: + s = N_("x16/x32"); + break; + default: + s = N_("unknown!!!"); + break; + } + printf( _("\tFlash Device Interface Code description: 0x%04X (%s)\n"), cfi->device_geometry.device_interface, _(s) ); + printf( _("\tMaximum number of bytes in multi-byte program: %d\n"), cfi->device_geometry.max_bytes_write ); + printf( _("\tNumber of Erase Block Regions within device: %d\n"), cfi->device_geometry.number_of_erase_regions ); + printf( _("\tErase Block Region Information:\n") ); + { + int i; + + for (i = 0; i < cfi->device_geometry.number_of_erase_regions; i++) { + printf( _("\t\tRegion %d:\n"), i ); + printf( _("\t\t\tErase Block Size: %d B (%d KiB)\n"), + cfi->device_geometry.erase_block_regions[i].erase_block_size, + cfi->device_geometry.erase_block_regions[i].erase_block_size / 1024 ); + printf( _("\t\t\tNumber of Erase Blocks: %d\n"), cfi->device_geometry.erase_block_regions[i].number_of_erase_blocks ); + } + } + + cfi_array_free( cfi_array ); +}