2 * (C) Copyright 2001-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * board/config.h - configuration options, board specific
32 * Workaround for layout bug on prototype board
34 #define PCU_E_WITH_SWAPPED_CS 1
37 * High Level Configuration Options
41 #define CONFIG_MPC860 1 /* This is a MPC860T CPU */
42 #define CONFIG_MPC860T 1
43 #define CONFIG_PCU_E 1 /* ...on a PCU E board */
45 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
47 #define CONFIG_BAUDRATE 9600
49 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
51 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
54 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
56 #undef CONFIG_BOOTARGS
57 #define CONFIG_BOOTCOMMAND \
59 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
60 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
63 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
64 #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
66 #undef CONFIG_WATCHDOG /* watchdog disabled */
68 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
70 #define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */
72 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
74 #define CONFIG_SPI /* enable SPI driver */
75 #define CONFIG_SPI_X /* 16 bit EEPROM addressing */
77 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
78 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
79 #define CFG_I2C_SLAVE 0x7F
82 /* ----------------------------------------------------------------
83 * Offset to initial SPI buffers in DPRAM (used if the environment
84 * is in the SPI EEPROM): We need a 520 byte scratch DPRAM area to
85 * use at an early stage. It is used between the two initialization
86 * calls (spi_init_f() and spi_init_r()). The value 0xB00 makes it
87 * far enough from the start of the data area (as well as from the
89 * ---------------------------------------------------------------- */
90 #define CFG_SPI_INIT_OFFSET 0xB00
94 * Command line configuration.
96 #include <config_cmd_default.h>
97 #define CONFIG_CMD_BSP
98 #define CONFIG_CMD_DATE
99 #define CONFIG_CMD_DHCP
100 #define CONFIG_CMD_EEPROM
101 #define CONFIG_CMD_NFS
102 #define CONFIG_CMD_SNTP
108 #define CONFIG_BOOTP_SUBNETMASK
109 #define CONFIG_BOOTP_HOSTNAME
110 #define CONFIG_BOOTP_BOOTPATH
111 #define CONFIG_BOOTP_BOOTFILESIZE
115 * Miscellaneous configurable options
117 #define CFG_LONGHELP /* undef to save memory */
118 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
119 #if defined(CONFIG_CMD_KGDB)
120 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
122 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
124 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
125 #define CFG_MAXARGS 16 /* max number of command args */
126 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
128 #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
129 #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
131 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
133 #define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
135 /* Ethernet hardware configuration done using port pins */
136 #define CFG_PB_ETH_RESET 0x00000020 /* PB 26 */
137 #if PCU_E_WITH_SWAPPED_CS /* XXX */
138 #define CFG_PA_ETH_MDDIS 0x4000 /* PA 1 */
139 #define CFG_PB_ETH_POWERDOWN 0x00000800 /* PB 20 */
140 #define CFG_PB_ETH_CFG1 0x00000400 /* PB 21 */
141 #define CFG_PB_ETH_CFG2 0x00000200 /* PB 22 */
142 #define CFG_PB_ETH_CFG3 0x00000100 /* PB 23 */
144 #define CFG_PB_ETH_MDDIS 0x00000010 /* PB 27 */
145 #define CFG_PB_ETH_POWERDOWN 0x00000100 /* PB 23 */
146 #define CFG_PB_ETH_CFG1 0x00000200 /* PB 22 */
147 #define CFG_PB_ETH_CFG2 0x00000400 /* PB 21 */
148 #define CFG_PB_ETH_CFG3 0x00000800 /* PB 20 */
151 /* Ethernet settings:
152 * MDIO enabled, autonegotiation, 10/100Mbps, half/full duplex
154 #define CFG_ETH_MDDIS_VALUE 0
155 #define CFG_ETH_CFG1_VALUE 1
156 #define CFG_ETH_CFG2_VALUE 1
157 #define CFG_ETH_CFG3_VALUE 1
159 /* PUMA configuration */
160 #if PCU_E_WITH_SWAPPED_CS /* XXX */
161 #define CFG_PB_PUMA_PROG 0x00000010 /* PB 27 */
163 #define CFG_PA_PUMA_PROG 0x4000 /* PA 1 */
165 #define CFG_PC_PUMA_DONE 0x0008 /* PC 12 */
166 #define CFG_PC_PUMA_INIT 0x0004 /* PC 13 */
168 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
170 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
173 * Low Level Configuration Settings
174 * (address mappings, register initial values, etc.)
175 * You should know what you are doing if you make changes here.
177 /*-----------------------------------------------------------------------
178 * Internal Memory Mapped Register
180 #define CFG_IMMR 0xFE000000
182 /*-----------------------------------------------------------------------
183 * Definitions for initial stack pointer and data area (in DPRAM)
185 #define CFG_INIT_RAM_ADDR CFG_IMMR
186 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
187 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
188 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
189 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
191 /*-----------------------------------------------------------------------
192 * Address accessed to reset the board - must not be mapped/assigned
194 #define CFG_RESET_ADDRESS 0xFEFFFFFF
196 /*-----------------------------------------------------------------------
197 * Start addresses for the final memory configuration
198 * (Set up by the startup code)
199 * Please note that CFG_SDRAM_BASE _must_ start at 0
201 #define CFG_SDRAM_BASE 0x00000000
202 /* this is an ugly hack needed because of the silly non-constant address map */
203 #define CFG_FLASH_BASE (0-flash_info[0].size-flash_info[1].size)
206 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
208 #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
210 #define CFG_MONITOR_BASE TEXT_BASE
211 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
214 * For booting Linux, the board info and command line data
215 * have to be in the first 8 MB of memory, since this is
216 * the maximum mapped by the Linux kernel during initialization.
218 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
219 /*-----------------------------------------------------------------------
222 #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
223 #define CFG_MAX_FLASH_SECT 160 /* max number of sectors on one chip */
225 #define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
226 #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
229 /* Start port with environment in flash; switch to SPI EEPROM later */
230 #define CFG_ENV_IS_IN_FLASH 1
231 #define CFG_ENV_SIZE 0x2000 /* Total Size of Environment */
232 #define CFG_ENV_ADDR 0xFFFFE000 /* Address of Environment Sector */
233 #define CFG_ENV_SECT_SIZE 0x2000 /* use the top-most 8k boot sector */
234 #define CFG_ENV_IS_EMBEDDED 1 /* short-cut compile-time test */
236 /* Final version: environment in EEPROM */
237 #define CFG_ENV_IS_IN_EEPROM 1
238 #define CFG_I2C_EEPROM_ADDR 0
239 #define CFG_I2C_EEPROM_ADDR_LEN 2
240 #define CFG_ENV_OFFSET 1024
241 #define CFG_ENV_SIZE 1024
244 /*-----------------------------------------------------------------------
245 * Cache Configuration
247 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
248 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
250 /*-----------------------------------------------------------------------
251 * SYPCR - System Protection Control 11-9
252 * SYPCR can only be written once after reset!
253 *-----------------------------------------------------------------------
254 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
256 #if defined(CONFIG_WATCHDOG)
257 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
258 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
260 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
263 /*-----------------------------------------------------------------------
264 * SIUMCR - SIU Module Configuration 11-6
265 *-----------------------------------------------------------------------
266 * External Arbitration max. priority (7),
267 * Debug pins configuration '11',
268 * Asynchronous external master enable.
271 #define CFG_SIUMCR (SIUMCR_EARP7 | SIUMCR_DBGC11 | SIUMCR_AEME)
273 /*-----------------------------------------------------------------------
274 * TBSCR - Time Base Status and Control 11-26
275 *-----------------------------------------------------------------------
276 * Clear Reference Interrupt Status, Timebase freezing enabled
278 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
280 /*-----------------------------------------------------------------------
281 * PISCR - Periodic Interrupt Status and Control 11-31
282 *-----------------------------------------------------------------------
283 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
285 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
287 /*-----------------------------------------------------------------------
288 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
289 *-----------------------------------------------------------------------
290 * Reset PLL lock status sticky bit, timer expired status bit and timer
291 * interrupt status bit, set PLL multiplication factor !
294 #define CFG_PLPRCR_MF 0 /* (0+1) * 50 = 50 MHz Clock */
296 ( (CFG_PLPRCR_MF << PLPRCR_MF_SHIFT) | \
297 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \
298 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
299 PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \
302 #define CONFIG_8xx_GCLK_FREQ ((CFG_PLPRCR_MF+1)*50000000)
304 /*-----------------------------------------------------------------------
305 * SCCR - System Clock and reset Control Register 15-27
306 *-----------------------------------------------------------------------
307 * Set clock output, timebase and RTC source and divider,
308 * power management and some other internal clocks
310 * Note: PITRTCLK is 50MHz / 512 = 97'656.25 Hz
312 #define SCCR_MASK SCCR_EBDF11
314 #define CFG_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
315 SCCR_RTDIV | SCCR_RTSEL | \
316 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
317 SCCR_EBDF00 | SCCR_DFSYNC00 | \
318 SCCR_DFBRG00 | SCCR_DFNL000 | \
319 SCCR_DFNH000 | SCCR_DFLCD100 | \
322 /*-----------------------------------------------------------------------
323 * RTCSC - Real-Time Clock Status and Control Register 11-27
324 *-----------------------------------------------------------------------
326 * Note: RTC counts at PITRTCLK / 8'192 = 11.920928 Hz !!!
328 * Don't expect the "date" command to work without a 32kHz clock input!
330 /* 0x00C3 => 0x0003 */
331 #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
334 /*-----------------------------------------------------------------------
335 * RCCR - RISC Controller Configuration Register 19-4
336 *-----------------------------------------------------------------------
338 #define CFG_RCCR 0x0000
340 /*-----------------------------------------------------------------------
341 * RMDS - RISC Microcode Development Support Control Register
342 *-----------------------------------------------------------------------
346 /*-----------------------------------------------------------------------
349 *-----------------------------------------------------------------------
351 #define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
353 /*-----------------------------------------------------------------------
355 *-----------------------------------------------------------------------
361 * Init Memory Controller:
363 * BR0/1 and OR0/1 (FLASH) - second Flash bank optional
366 #define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */
367 #if PCU_E_WITH_SWAPPED_CS /* XXX */
368 #define FLASH_BASE6_PRELIM 0xFF000000 /* FLASH bank #1 */
370 #define FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank #1 */
374 * used to re-map FLASH: restrict access enough but not too much to
375 * meddle with FLASH accesses
377 #define CFG_REMAP_OR_AM 0xFF800000 /* OR addr mask */
378 #define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
380 /* FLASH timing: CSNT = 0, ACS = 00, SCY = 8, EHTR = 1 */
381 #define CFG_OR_TIMING_FLASH (OR_SCY_8_CLK | OR_EHTR)
383 #define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_ACS_DIV1 | OR_BI | \
385 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \
387 /* 16 bit, bank valid */
388 #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
390 #if PCU_E_WITH_SWAPPED_CS /* XXX */
391 #define CFG_OR6_REMAP CFG_OR0_REMAP
392 #define CFG_OR6_PRELIM CFG_OR0_PRELIM
393 #define CFG_BR6_PRELIM ((FLASH_BASE6_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
395 #define CFG_OR1_REMAP CFG_OR0_REMAP
396 #define CFG_OR1_PRELIM CFG_OR0_PRELIM
397 #define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
403 * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
405 #if PCU_E_WITH_SWAPPED_CS /* XXX */
406 #define SDRAM_BASE5_PRELIM 0x00000000 /* SDRAM bank */
408 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank */
410 #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map 128 MB (>SDRAM_MAX_SIZE!) */
411 #define SDRAM_TIMING OR_CSNT_SAM /* SDRAM-Timing */
413 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
415 #if PCU_E_WITH_SWAPPED_CS /* XXX */
416 #define CFG_OR5_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
417 #define CFG_BR5_PRELIM ((SDRAM_BASE5_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
419 #define CFG_OR2_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
420 #define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
424 * BR3/OR3: CAN Controller
425 * BR3: 0x10000401 OR3: 0xffff818a
427 #define CAN_CTRLR_BASE 0x10000000 /* CAN Controller */
428 #define CAN_CTRLR_OR_AM 0xFFFF8000 /* 32 kB */
429 #define CAN_CTRLR_TIMING (OR_BI | OR_SCY_8_CLK | OR_SETA | OR_EHTR)
431 #if PCU_E_WITH_SWAPPED_CS /* XXX */
432 #define CFG_BR4_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
433 #define CFG_OR4_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING)
435 #define CFG_BR3_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
436 #define CFG_OR3_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING)
440 * BR4/OR4: PUMA Config
442 * Memory controller will be used in 2 modes:
445 * BR4: 0x10100801 OR4: 0xffff8530
446 * - "load" mode (chip select on UPM B):
447 * BR4: 0x101008c1 OR4: 0xffff8630
449 * Default initialization is in "read" mode
451 #define PUMA_CONF_BASE 0x10100000 /* PUMA Config */
452 #define PUMA_CONF_OR_AM 0xFFFF8000 /* 32 kB */
453 #define PUMA_CONF_LOAD_TIMING (OR_ACS_DIV2 | OR_SCY_3_CLK)
454 #define PUMA_CONF_READ_TIMING (OR_G5LA | OR_BI | OR_SCY_3_CLK)
456 #define PUMA_CONF_BR_LOAD ((PUMA_CONF_BASE & BR_BA_MSK) | \
457 BR_PS_16 | BR_MS_UPMB | BR_V)
458 #define PUMA_CONF_OR_LOAD (PUMA_CONF_OR_AM | PUMA_CONF_LOAD_TIMING)
460 #define PUMA_CONF_BR_READ ((PUMA_CONF_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
461 #define PUMA_CONF_OR_READ (PUMA_CONF_OR_AM | PUMA_CONF_READ_TIMING)
463 #if PCU_E_WITH_SWAPPED_CS /* XXX */
464 #define CFG_BR3_PRELIM PUMA_CONF_BR_READ
465 #define CFG_OR3_PRELIM PUMA_CONF_OR_READ
467 #define CFG_BR4_PRELIM PUMA_CONF_BR_READ
468 #define CFG_OR4_PRELIM PUMA_CONF_OR_READ
472 * BR5/OR5: PUMA: SMA Bus 8 Bit
473 * BR5: 0x10200401 OR5: 0xffe0010a
475 #define PUMA_SMA8_BASE 0x10200000 /* PUMA SMA Bus 8 Bit */
476 #define PUMA_SMA8_OR_AM 0xFFE00000 /* 2 MB */
477 #define PUMA_SMA8_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
479 #if PCU_E_WITH_SWAPPED_CS /* XXX */
480 #define CFG_BR2_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
481 #define CFG_OR2_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA)
483 #define CFG_BR5_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
484 #define CFG_OR5_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA)
488 * BR6/OR6: PUMA: SMA Bus 16 Bit
489 * BR6: 0x10600801 OR6: 0xffe0010a
491 #define PUMA_SMA16_BASE 0x10600000 /* PUMA SMA Bus 16 Bit */
492 #define PUMA_SMA16_OR_AM 0xFFE00000 /* 2 MB */
493 #define PUMA_SMA16_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
495 #if PCU_E_WITH_SWAPPED_CS /* XXX */
496 #define CFG_BR1_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
497 #define CFG_OR1_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA)
499 #define CFG_BR6_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
500 #define CFG_OR6_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA)
504 * BR7/OR7: PUMA: external Flash
505 * BR7: 0x10a00801 OR7: 0xfe00010a
507 #define PUMA_FLASH_BASE 0x10A00000 /* PUMA external Flash */
508 #define PUMA_FLASH_OR_AM 0xFE000000 /* 32 MB */
509 #define PUMA_FLASH_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
511 #define CFG_BR7_PRELIM ((PUMA_FLASH_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
512 #define CFG_OR7_PRELIM (PUMA_FLASH_OR_AM | PUMA_FLASH_TIMING | OR_SETA)
515 * Memory Periodic Timer Prescaler
518 /* periodic timer for refresh */
519 #define CFG_MPTPR 0x0200
522 * MAMR settings for SDRAM
523 * 0x30104118 = Timer A period 0x30, MAMR_AMB_TYPE_1, MAMR_G0CLB_A10,
524 * MAMR_RLFB_1X, MAMR_WLFB_1X, MAMR_TLFB_8X
525 * 0x30904114 = - " - | Periodic Timer A Enable, MAMR_TLFB_4X
527 /* periodic timer for refresh */
528 #define CFG_MAMR_PTA 0x30 /* = 48 */
530 #define CFG_MAMR ( (CFG_MAMR_PTA << MAMR_PTA_SHIFT) | \
538 * Internal Definitions
542 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
543 #define BOOTFLAG_WARM 0x02 /* Software reboot */
545 #endif /* __CONFIG_H */