| /* By Thomas.Lange@Corelatus.com 001025 */ |
| /* Definitions for EEPROM/VOLT METER DS2438 */ |
| /* Copyright (C) 2000-2005 Corelatus AB */ |
| |
| /* 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 |
| */ |
| |
| #ifndef INCeedevh |
| #define INCeedevh |
| |
| #define E_DEBUG(fmt,args...) if( Debug ) printk(KERN_DEBUG"EE: " fmt, ##args) |
| |
| /* MIPS */ |
| #define WRITE_PORT(Value) write_gpio_data(Value) |
| |
| #define READ_PORT (gpio_read()&GPIO_EEDQ) |
| |
| /* 64 bytes chip */ |
| #define EE_CHIP_SIZE 64 |
| |
| /* Board with new current resistor */ |
| #define EE_GTH_0304 1 |
| |
| /* new dsp and 64 MB SDRAM */ |
| #define EE_DSP_64 0x10 |
| |
| /* microsecs */ |
| /* Pull line down at least this long for reset pulse */ |
| #define RESET_LOW_TIME 490 |
| |
| /* Read presence pulse after we release reset pulse */ |
| #define PRESENCE_TIMEOUT 100 |
| #define PRESENCE_LOW_TIME 200 |
| |
| #define WRITE_0_LOW 60 |
| #define WRITE_1_LOW 1 |
| #define TOTAL_WRITE_LOW 60 |
| |
| #define READ_LOW 1 |
| #define READ_TIMEOUT 10 |
| #define TOTAL_READ_LOW 70 |
| |
| /* Rom function commands */ |
| #define READ_ROM 0x33 |
| #define MATCH_ROM 0x55 |
| #define SKIP_ROM 0xCC |
| #define SEARCH_ROM 0xF0 |
| |
| |
| /* Memory_command_function */ |
| #define WRITE_SCRATCHPAD 0x4E |
| #define READ_SCRATCHPAD 0xBE |
| #define COPY_SCRATCHPAD 0x48 |
| #define RECALL_MEMORY 0xB8 |
| #define CONVERT_TEMP 0x44 |
| #define CONVERT_VOLTAGE 0xB4 |
| |
| /* Chip is divided in 8 pages, 8 bytes each */ |
| |
| #define EE_PAGE_SIZE 8 |
| |
| /* All chip data we want are in page 0 */ |
| |
| /* Bytes in page 0 */ |
| #define EE_P0_STATUS 0 |
| #define EE_P0_TEMP_LSB 1 |
| #define EE_P0_TEMP_MSB 2 |
| #define EE_P0_VOLT_LSB 3 |
| #define EE_P0_VOLT_MSB 4 |
| #define EE_P0_CURRENT_LSB 5 |
| #define EE_P0_CURRENT_MSB 6 |
| |
| |
| /* 40 byte user data is located at page 3-7 */ |
| #define EE_USER_PAGE_0 3 |
| #define USER_PAGES 5 |
| |
| /* Layout of gth user pages usage */ |
| /* Bytes 0-16 ethernet addr in ascii ( len 17 ) */ |
| |
| #define EE_ETHERNET_OFFSET 0 |
| |
| #endif /* INCeedevh */ |