include/configs/tqma6.h

   1 /*
   2  * Copyright (C) 2013, 2014 Markus Niebel <Markus.Niebel@tq-group.com>
   3  *
   4  * Configuration settings for the TQ Systems TQMa6<Q,S> module.
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef __CONFIG_H
  10 #define __CONFIG_H
  11
  12 /* SPL */
  13 /* #if defined(CONFIG_SPL_BUILD) */
  14
  15 #define CONFIG_SPL_MMC_SUPPORT
  16 #define CONFIG_SPL_SPI_SUPPORT
  17 #define CONFIG_SPL_FAT_SUPPORT
  18 #define CONFIG_SPL_EXT_SUPPORT
  19
  20 /* common IMX6 SPL configuration */
  21 #include "imx6_spl.h"
  22
  23 /* #endif */
  24
  25 #include "mx6_common.h"
  26
  27 #define PHYS_SDRAM_SIZE                 (512u * SZ_1M)
  28 #define PHYS_SDRAM_SIZE                 (1024u * SZ_1M)
  29 #endif
  30
  31 #define CONFIG_BOARD_EARLY_INIT_F
  32 #define CONFIG_BOARD_LATE_INIT
  33
  34 #define CONFIG_MXC_UART
  35
  36 /* SPI */
  37 #define CONFIG_CMD_SPI
  38 #define CONFIG_MXC_SPI
  39
  40 /* SPI Flash */
  41 #define CONFIG_SPI_FLASH
  42 #define CONFIG_SPI_FLASH_STMICRO
  43
  44 #define TQMA6_SPI_FLASH_SECTOR_SIZE     SZ_64K
  45
  46 #define CONFIG_CMD_SF
  47 #define CONFIG_SF_DEFAULT_BUS   0
  48 #define CONFIG_SF_DEFAULT_CS    0
  49 #define CONFIG_SF_DEFAULT_SPEED 50000000
  50 #define CONFIG_SF_DEFAULT_MODE  (SPI_MODE_0)
  51
  52 /* I2C Configs */
  53 #define CONFIG_CMD_I2C
  54 #define CONFIG_SYS_I2C
  55 #define CONFIG_SYS_I2C_MXC
  56 #define CONFIG_SYS_I2C_MXC_I2C3         /* enable I2C bus 3 */
  57 #define CONFIG_I2C_MULTI_BUS
  58 #define CONFIG_SYS_I2C_SPEED            100000
  59
  60 /* I2C SYSMON (LM75) */
  61 #define CONFIG_DTT_LM75
  62 #define CONFIG_DTT_MAX_TEMP             70
  63 #define CONFIG_DTT_MIN_TEMP             -30
  64 #define CONFIG_DTT_HYSTERESIS   3
  65 #define CONFIG_CMD_DTT
  66
  67 /* I2C EEPROM (M24C64) */
  68 #define CONFIG_SYS_I2C_EEPROM_ADDR                      0x50
  69 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN                  2
  70 #define CONFIG_SYS_I2C_EEPROM_PAGE_WRITE_BITS           5 /* 32 Bytes */
  71 #define CONFIG_SYS_I2C_EEPROM_PAGE_WRITE_DELAY_MS       20
  72 #define CONFIG_CMD_EEPROM
  73
  74 #define CONFIG_POWER
  75 #define CONFIG_POWER_I2C
  76 #define CONFIG_POWER_PFUZE100
  77 #define CONFIG_POWER_PFUZE100_I2C_ADDR  0x08
  78 #define TQMA6_PFUZE100_I2C_BUS          2
  79
  80 /* MMC Configs */
  81 #define CONFIG_FSL_ESDHC
  82 #define CONFIG_FSL_USDHC
  83 #define CONFIG_SYS_FSL_ESDHC_ADDR       0
  84
  85 #define CONFIG_MMC
  86 #define CONFIG_CMD_MMC
  87 #define CONFIG_GENERIC_MMC
  88 #define CONFIG_BOUNCE_BUFFER
  89
  90 /* USB Configs */
  91 #define CONFIG_CMD_USB
  92 #define CONFIG_USB_EHCI
  93 #define CONFIG_USB_EHCI_MX6
  94 #define CONFIG_USB_STORAGE
  95 #define CONFIG_USB_HOST_ETHER
  96 #define CONFIG_USB_ETHER_SMSC95XX
  97 #define CONFIG_MXC_USB_PORTSC   (PORT_PTS_UTMI | PORT_PTS_PTW)
  98 #define CONFIG_USB_MAX_CONTROLLER_COUNT 2
  99 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET        /* For OTG port */
 100
 101 /* Fuses */
 102 #define CONFIG_MXC_OCOTP
 103 #define CONFIG_CMD_FUSE
 104
 105 #define CONFIG_CMD_EXT2
 106 #define CONFIG_CMD_EXT4
 107 #define CONFIG_CMD_EXT4_WRITE
 108 #define CONFIG_CMD_FAT
 109 #define CONFIG_CMD_FS_GENERIC
 110 #define CONFIG_DOS_PARTITION
 111
 112 #define CONFIG_CMD_PING
 113 #define CONFIG_CMD_DHCP
 114 #define CONFIG_CMD_MII
 115 #define CONFIG_CMD_NET
 116
 117 #define CONFIG_FEC_MXC
 118 #define IMX_FEC_BASE                    ENET_BASE_ADDR
 119 #define CONFIG_PHYLIB
 120 #define CONFIG_MII
 121
 122 #define CONFIG_ARP_TIMEOUT              200UL
 123 /* Network config - Allow larger/faster download for TFTP/NFS */
 124 #define CONFIG_IP_DEFRAG
 125 #define CONFIG_TFTP_BLOCKSIZE   4096
 126 #define CONFIG_NFS_READ_SIZE    4096
 127
 128 /* allow to overwrite serial and ethaddr */
 129 #define CONFIG_ENV_OVERWRITE
 130 #define CONFIG_CONS_INDEX               1
 131 #define CONFIG_BAUDRATE                 115200
 132
 133 /* Command definition */
 134 #define CONFIG_CMD_BMODE
 135 #define CONFIG_CMD_BOOTZ
 136 #define CONFIG_CMD_ITEST
 137 #define CONFIG_CMD_SETEXPR
 138
 139 /* place code in last 4 MiB of RAM */
 140 #define CONFIG_SYS_TEXT_BASE            0x2fc00000
 141 #define CONFIG_SYS_TEXT_BASE            0x4fc00000
 142 #endif
 143
 144 #define CONFIG_ENV_SIZE                 (SZ_8K)
 145 /* Size of malloc() pool */
 146 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 2 * SZ_1M)
 147
 148 #if defined(CONFIG_TQMA6X_MMC_BOOT)
 149
 150 #define CONFIG_ENV_IS_IN_MMC
 151 #define TQMA6_UBOOT_OFFSET              SZ_1K
 152 #define TQMA6_UBOOT_SECTOR_START        0x2
 153 #define TQMA6_UBOOT_SECTOR_COUNT        0x7fe
 154
 155 #define CONFIG_ENV_OFFSET               SZ_1M
 156 #define CONFIG_SYS_MMC_ENV_DEV          0
 157
 158 #define TQMA6_FDT_OFFSET                (2 * SZ_1M)
 159 #define TQMA6_FDT_SECTOR_START          0x1000
 160 #define TQMA6_FDT_SECTOR_COUNT          0x800
 161
 162 #define TQMA6_KERNEL_SECTOR_START       0x2000
 163 #define TQMA6_KERNEL_SECTOR_COUNT       0x2000
 164
 165 #define TQMA6_EXTRA_BOOTDEV_ENV_SETTINGS                                       \
 166         "uboot_start="__stringify(TQMA6_UBOOT_SECTOR_START)"\0"                \
 167         "uboot_size="__stringify(TQMA6_UBOOT_SECTOR_COUNT)"\0"                 \
 168         "fdt_start="__stringify(TQMA6_FDT_SECTOR_START)"\0"                    \
 169         "fdt_size="__stringify(TQMA6_FDT_SECTOR_COUNT)"\0"                     \
 170         "kernel_start="__stringify(TQMA6_KERNEL_SECTOR_START)"\0"              \
 171         "kernel_size="__stringify(TQMA6_KERNEL_SECTOR_COUNT)"\0"               \
 172         "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0"                       \
 173         "loadimage=mmc dev ${mmcdev}; "                                        \
 174                 "mmc read ${loadaddr} ${kernel_start} ${kernel_size};\0"       \
 175         "loadfdt=mmc dev ${mmcdev}; "                                          \
 176                 "mmc read ${fdt_addr} ${fdt_start} ${fdt_size};\0"             \
 177         "update_uboot=if tftp ${uboot}; then "                                 \
 178                 "if itest ${filesize} > 0; then "                              \
 179                         "mmc dev ${mmcdev}; mmc rescan; "                      \
 180                         "setexpr blkc ${filesize} / 0x200; "                   \
 181                         "setexpr blkc ${blkc} + 1; "                           \
 182                         "if itest ${blkc} <= ${uboot_size}; then "             \
 183                                 "mmc write ${loadaddr} ${uboot_start} "        \
 184                                         "${blkc}; "                            \
 185                         "fi; "                                                 \
 186                 "fi; fi; "                                                     \
 187                 "setenv filesize; setenv blkc \0"                              \
 188         "update_kernel=run kernel_name; "                                      \
 189                 "if tftp ${kernel}; then "                                     \
 190                         "if itest ${filesize} > 0; then "                      \
 191                                 "mmc dev ${mmcdev}; mmc rescan; "              \
 192                                 "setexpr blkc ${filesize} / 0x200; "           \
 193                                 "setexpr blkc ${blkc} + 1; "                   \
 194                                 "if itest ${blkc} <= ${kernel_size}; then "    \
 195                                         "mmc write ${loadaddr} "               \
 196                                                 "${kernel_start} ${blkc}; "    \
 197                                 "fi; "                                         \
 198                         "fi; "                                                 \
 199                 "fi; "                                                         \
 200                 "setenv filesize; setenv blkc \0"                              \
 201         "update_fdt=if tftp ${fdt_file}; then "                                \
 202                 "if itest ${filesize} > 0; then "                              \
 203                         "mmc dev ${mmcdev}; mmc rescan; "                      \
 204                         "setexpr blkc ${filesize} / 0x200; "                   \
 205                         "setexpr blkc ${blkc} + 1; "                           \
 206                         "if itest ${blkc} <= ${fdt_size}; then "               \
 207                                 "mmc write ${loadaddr} ${fdt_start} ${blkc}; " \
 208                         "fi; "                                                 \
 209                 "fi; fi; "                                                     \
 210                 "setenv filesize; setenv blkc \0"                              \
 211
 212 #define CONFIG_BOOTCOMMAND \
 213         "run mmcboot; run netboot; run panicboot"
 214
 215 #elif defined(CONFIG_TQMA6X_SPI_BOOT)
 216
 217 #define TQMA6_UBOOT_OFFSET              0x400
 218 #define TQMA6_UBOOT_SECTOR_START        0x0
 219 /* max u-boot size: 512k */
 220 #define TQMA6_UBOOT_SECTOR_SIZE         TQMA6_SPI_FLASH_SECTOR_SIZE
 221 #define TQMA6_UBOOT_SECTOR_COUNT        0x8
 222 #define TQMA6_UBOOT_SIZE                (TQMA6_UBOOT_SECTOR_SIZE * \
 223                                          TQMA6_UBOOT_SECTOR_COUNT)
 224
 225 #define CONFIG_ENV_IS_IN_SPI_FLASH
 226 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 227 #define CONFIG_ENV_OFFSET               (TQMA6_UBOOT_SIZE)
 228 #define CONFIG_ENV_SECT_SIZE            TQMA6_SPI_FLASH_SECTOR_SIZE
 229 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + \
 230                                          CONFIG_ENV_SECT_SIZE)
 231
 232 #define CONFIG_ENV_SPI_BUS              (CONFIG_SF_DEFAULT_BUS)
 233 #define CONFIG_ENV_SPI_CS               (CONFIG_SF_DEFAULT_CS)
 234 #define CONFIG_ENV_SPI_MAX_HZ           (CONFIG_SF_DEFAULT_SPEED)
 235 #define CONFIG_ENV_SPI_MODE             (CONFIG_SF_DEFAULT_MODE)
 236
 237 #define TQMA6_FDT_OFFSET                (CONFIG_ENV_OFFSET_REDUND + \
 238                                          CONFIG_ENV_SECT_SIZE)
 239 #define TQMA6_FDT_SECT_SIZE             (TQMA6_SPI_FLASH_SECTOR_SIZE)
 240
 241 #define TQMA6_FDT_SECTOR_START          0x0a /* 8 Sector u-boot, 2 Sector env */
 242 #define TQMA6_FDT_SECTOR_COUNT          0x01
 243
 244 #define TQMA6_KERNEL_SECTOR_START       0x10
 245 #define TQMA6_KERNEL_SECTOR_COUNT       0x60
 246
 247 #define TQMA6_EXTRA_BOOTDEV_ENV_SETTINGS                                       \
 248         "mmcblkdev=0\0"                                                        \
 249         "uboot_offset="__stringify(TQMA6_UBOOT_OFFSET)"\0"                     \
 250         "uboot_sectors="__stringify(TQMA6_UBOOT_SECTOR_COUNT)"\0"              \
 251         "fdt_start="__stringify(TQMA6_FDT_SECTOR_START)"\0"                    \
 252         "fdt_sectors="__stringify(TQMA6_FDT_SECTOR_COUNT)"\0"                  \
 253         "kernel_start="__stringify(TQMA6_KERNEL_SECTOR_START)"\0"              \
 254         "kernel_sectors="__stringify(TQMA6_KERNEL_SECTOR_COUNT)"\0"            \
 255         "update_uboot=if tftp ${uboot}; then "                                 \
 256                 "if itest ${filesize} > 0; then "                              \
 257                         "setexpr blkc ${filesize} + "                          \
 258                                 __stringify(TQMA6_UBOOT_OFFSET) "; "           \
 259                         "setexpr size ${uboot_sectors} * "                     \
 260                                 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "   \
 261                         "if itest ${blkc} <= ${size}; then "                   \
 262                                 "sf probe; "                                   \
 263                                 "sf erase 0 ${size}; "                         \
 264                                 "sf write ${loadaddr} ${uboot_offset} "        \
 265                                         "${filesize}; "                        \
 266                         "fi; "                                                 \
 267                 "fi; fi; "                                                     \
 268                 "setenv filesize 0; setenv blkc; setenv size \0"               \
 269         "update_kernel=run kernel_name; if tftp ${kernel}; then "              \
 270                 "if itest ${filesize} > 0; then "                              \
 271                         "setexpr size ${kernel_sectors} * "                    \
 272                                 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "   \
 273                         "setexpr offset ${kernel_start} * "                    \
 274                                 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "   \
 275                         "if itest ${filesize} <= ${size}; then "               \
 276                                 "sf probe; "                                   \
 277                                 "sf erase ${offset} ${size}; "                 \
 278                                 "sf write ${loadaddr} ${offset} "              \
 279                                         "${filesize}; "                        \
 280                         "fi; "                                                 \
 281                 "fi; fi; "                                                     \
 282                 "setenv filesize 0; setenv size ; setenv offset\0"             \
 283         "update_fdt=if tftp ${fdt_file}; then "                                \
 284                 "if itest ${filesize} > 0; then "                              \
 285                         "setexpr size ${fdt_sectors} * "                       \
 286                                 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "   \
 287                         "setexpr offset ${fdt_start} * "                       \
 288                                 __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "   \
 289                         "if itest ${filesize} <= ${size}; then "               \
 290                                 "sf probe; "                                   \
 291                                 "sf erase ${offset} ${size}; "                 \
 292                                 "sf write ${loadaddr} ${offset} "              \
 293                                         "${filesize}; "                        \
 294                         "fi; "                                                 \
 295                 "fi; fi; "                                                     \
 296                 "setenv filesize 0; setenv size ; setenv offset\0"             \
 297         "loadimage=sf probe; "                                                 \
 298                 "setexpr size ${kernel_sectors} * "                            \
 299                         __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "           \
 300                 "setexpr offset ${kernel_start} * "                            \
 301                         __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "           \
 302                 "sf read ${loadaddr} ${offset} ${size}; "                      \
 303                 "setenv size ; setenv offset\0"                                \
 304         "loadfdt=sf probe; "                                                   \
 305                 "setexpr size ${fdt_sectors} * "                               \
 306                         __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "           \
 307                 "setexpr offset ${fdt_start} * "                               \
 308                         __stringify(TQMA6_SPI_FLASH_SECTOR_SIZE)"; "           \
 309                 "sf read ${${fdt_addr}} ${offset} ${size}; "                   \
 310                 "setenv size ; setenv offset\0"                                \
 311
 312
 313 #define CONFIG_BOOTCOMMAND                                                     \
 314         "sf probe; run mmcboot; run netboot; run panicboot"                    \
 315
 316 #else
 317
 318 #error "need to define boot source"
 319
 320 #endif
 321
 322 /* 128 MiB offset as in ARM related docu for linux suggested */
 323 #define TQMA6_FDT_ADDRESS               0x18000000
 324
 325 #define CONFIG_EXTRA_ENV_SETTINGS                                              \
 326         "board=tqma6\0"                                                        \
 327         "uimage=uImage\0"                                                      \
 328         "zimage=zImage\0"                                                      \
 329         "boot_type=bootz\0"                                                    \
 330         "kernel_name=if test \"${boot_type}\" != bootz; then "                 \
 331                 "setenv kernel ${uimage}; "                                    \
 332                 "else setenv kernel ${zimage}; fi\0"                           \
 333         "uboot=u-boot.imx\0"                                                   \
 334         "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0"                               \
 335         "fdt_addr="__stringify(TQMA6_FDT_ADDRESS)"\0"                          \
 336         "console=" CONFIG_CONSOLE_DEV "\0"                                     \
 337         "fdt_high=0xffffffff\0"                                                \
 338         "initrd_high=0xffffffff\0"                                             \
 339         "addtty=setenv bootargs ${bootargs} console=${console},${baudrate}\0"  \
 340         "addfb=setenv bootargs ${bootargs} "                                   \
 341                 "imx-fbdev.legacyfb_depth=32 consoleblank=0\0"                 \
 342         "mmcpart=2\0"                                                          \
 343         "mmcblkdev=0\0"                                                        \
 344         "mmcargs=run addmmc addtty addfb\0"                                    \
 345         "addmmc=setenv bootargs ${bootargs} "                                  \
 346                 "root=/dev/mmcblk${mmcblkdev}p${mmcpart} rw rootwait\0"        \
 347         "mmcboot=echo Booting from mmc ...; "                                  \
 348                 "setenv bootargs; "                                            \
 349                 "run mmcargs; "                                                \
 350                 "run loadimage; "                                              \
 351                 "if run loadfdt; then "                                        \
 352                         "echo boot device tree kernel ...; "                   \
 353                         "${boot_type} ${loadaddr} - ${fdt_addr}; "             \
 354                 "else "                                                        \
 355                         "${boot_type}; "                                       \
 356                 "fi;\0"                                                        \
 357                 "setenv bootargs \0"                                           \
 358         "netdev=eth0\0"                                                        \
 359         "rootpath=/srv/nfs/tqma6\0"                                            \
 360         "ipmode=static\0"                                                      \
 361         "netargs=run addnfs addip addtty addfb\0"                              \
 362         "addnfs=setenv bootargs ${bootargs} "                                  \
 363                 "root=/dev/nfs rw "                                            \
 364                 "nfsroot=${serverip}:${rootpath},v3,tcp;\0"                    \
 365         "addip_static=setenv bootargs ${bootargs} "                            \
 366                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:"            \
 367                 "${hostname}:${netdev}:off\0"                                  \
 368         "addip_dynamic=setenv bootargs ${bootargs} ip=dhcp\0"                  \
 369         "addip=if test \"${ipmode}\" != static; then "                         \
 370                 "run addip_dynamic; else run addip_static; fi\0"               \
 371         "set_getcmd=if test \"${ipmode}\" != static; then "                    \
 372                 "setenv getcmd dhcp; setenv autoload yes; "                    \
 373                 "else setenv getcmd tftp; setenv autoload no; fi\0"            \
 374         "netboot=echo Booting from net ...; "                                  \
 375                 "run kernel_name; "                                            \
 376                 "run set_getcmd; "                                             \
 377                 "setenv bootargs; "                                            \
 378                 "run netargs; "                                                \
 379                 "if ${getcmd} ${kernel}; then "                                \
 380                         "if ${getcmd} ${fdt_addr} ${fdt_file}; then "          \
 381                                 "${boot_type} ${loadaddr} - ${fdt_addr}; "     \
 382                         "fi; "                                                 \
 383                 "fi; "                                                         \
 384                 "echo ... failed\0"                                            \
 385         "panicboot=echo No boot device !!! reset\0"                            \
 386         TQMA6_EXTRA_BOOTDEV_ENV_SETTINGS                                      \
 387
 388 /* Miscellaneous configurable options */
 389 #define CONFIG_SYS_LONGHELP
 390 #define CONFIG_SYS_HUSH_PARSER
 391 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
 392
 393 #define CONFIG_AUTO_COMPLETE
 394 #define CONFIG_SYS_CBSIZE               512
 395
 396 /* Print Buffer Size */
 397 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
 398                                          sizeof(CONFIG_SYS_PROMPT) + 16)
 399 #define CONFIG_SYS_MAXARGS              16
 400 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 401
 402 #define CONFIG_CMDLINE_EDITING
 403 #define CONFIG_STACKSIZE                (128u * SZ_1K)
 404
 405 /* Physical Memory Map */
 406 #define CONFIG_NR_DRAM_BANKS            1
 407 #define PHYS_SDRAM                      MMDC0_ARB_BASE_ADDR
 408
 409 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM
 410 #define CONFIG_SYS_INIT_RAM_ADDR        IRAM_BASE_ADDR
 411 #define CONFIG_SYS_INIT_RAM_SIZE        IRAM_SIZE
 412
 413 #define CONFIG_SYS_INIT_SP_OFFSET \
 414         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 415 #define CONFIG_SYS_INIT_SP_ADDR \
 416         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 417
 418 #define CONFIG_OF_LIBFDT
 419 #define CONFIG_OF_BOARD_SETUP
 420 #define CONFIG_FIT
 421 #define CONFIG_FIT_VERBOSE
 422
 423 #ifndef CONFIG_SYS_DCACHE_OFF
 424 #define CONFIG_CMD_CACHE
 425 #endif
 426
 427 /*
 428  * All the defines above are for the TQMa6 SoM
 429  *
 430  * Now include the baseboard specific configuration
 431  */
 432 #ifdef CONFIG_MBA6
 433 #include "tqma6_mba6.h"
 434 #else
 435 #error "No baseboard for the TQMa6 defined!"
 436 #endif
 437
 438 /* Support at least the sensor on TQMa6 SOM */
 439 #if !defined(CONFIG_DTT_SENSORS)
 440 #define CONFIG_DTT_SENSORS              { 0 }
 441 #endif
 442
 443 #endif /* __CONFIG_H */