/* SPDX-License-Identifier: GPL-2.0+ */ /* * (C) Copyright 2016 Keymile AG * Rainer Boschung * */ #ifndef __KMCENT2_H #define __KMCENT2_H #define CONFIG_HOSTNAME "kmcent2" #define KM_BOARD_NAME CONFIG_HOSTNAME /* * The Linux fsl_fman driver needs to be able to process frames with more * than just the VLAN tag (i.e. eDSA tag). It is passed as a kernel boot * parameters */ #define CONFIG_KM_DEF_BOOT_ARGS_CPU "fsl_dpaa_fman.fsl_fm_max_frm=1558" #include "km/keymile-common.h" /* Application IFC chip selects */ #define SYS_LAWAPP_BASE 0xc0000000 #define SYS_LAWAPP_BASE_PHYS (0xf00000000ull | SYS_LAWAPP_BASE) /* Application IFC CS4 MRAM */ #define CFG_SYS_MRAM_BASE SYS_LAWAPP_BASE #define SYS_MRAM_BASE_PHYS SYS_LAWAPP_BASE_PHYS #define SYS_MRAM_CSPR_EXT (0x0f) #define SYS_MRAM_CSPR (CSPR_PHYS_ADDR(CFG_SYS_MRAM_BASE) | \ CSPR_PORT_SIZE_8 | /* 8 bit */ \ CSPR_MSEL_GPCM | /* msel = gpcm */ \ CSPR_V /* bank is valid */) #define SYS_MRAM_AMASK IFC_AMASK(2 * 1024 * 1024) /* 2 MiB */ #define SYS_MRAM_CSOR CSOR_GPCM_TRHZ_40 /* MRAM Timing parameters for IFC CS4 */ #define SYS_MRAM_FTIM0 (FTIM0_GPCM_TACSE(0x6) | \ FTIM0_GPCM_TEADC(0x8) | \ FTIM0_GPCM_TEAHC(0x2)) #define SYS_MRAM_FTIM1 (FTIM1_GPCM_TACO(0x2) | \ FTIM1_GPCM_TRAD(0xe)) #define SYS_MRAM_FTIM2 (FTIM2_GPCM_TCS(0x2) | \ FTIM2_GPCM_TCH(0x2) | \ FTIM2_GPCM_TWP(0x8)) #define SYS_MRAM_FTIM3 0x04000000 #define CFG_SYS_CSPR4_EXT SYS_MRAM_CSPR_EXT #define CFG_SYS_CSPR4 SYS_MRAM_CSPR #define CFG_SYS_AMASK4 SYS_MRAM_AMASK #define CFG_SYS_CSOR4 SYS_MRAM_CSOR #define CFG_SYS_CS4_FTIM0 SYS_MRAM_FTIM0 #define CFG_SYS_CS4_FTIM1 SYS_MRAM_FTIM1 #define CFG_SYS_CS4_FTIM2 SYS_MRAM_FTIM2 #define CFG_SYS_CS4_FTIM3 SYS_MRAM_FTIM3 /* Application IFC CS6: BFTIC */ #define SYS_BFTIC_BASE 0xd0000000 #define SYS_BFTIC_BASE_PHYS (0xf00000000ull | SYS_BFTIC_BASE) #define SYS_BFTIC_CSPR_EXT (0x0f) #define SYS_BFTIC_CSPR (CSPR_PHYS_ADDR(SYS_BFTIC_BASE) | \ CSPR_PORT_SIZE_8 | /* Port size = 8 bit */\ CSPR_MSEL_GPCM | /* MSEL = GPCM */\ CSPR_V) /* valid */ #define SYS_BFTIC_AMASK IFC_AMASK(64 * 1024) /* 64kB */ #define SYS_BFTIC_CSOR CSOR_GPCM_TRHZ_40 /* BFTIC Timing parameters for IFC CS6 */ #define SYS_BFTIC_FTIM0 (FTIM0_GPCM_TACSE(0x6) | \ FTIM0_GPCM_TEADC(0x8) | \ FTIM0_GPCM_TEAHC(0x2)) #define SYS_BFTIC_FTIM1 (FTIM1_GPCM_TACO(0x2) | \ FTIM1_GPCM_TRAD(0x12)) #define SYS_BFTIC_FTIM2 (FTIM2_GPCM_TCS(0x3) | \ FTIM2_GPCM_TCH(0x1) | \ FTIM2_GPCM_TWP(0x12)) #define SYS_BFTIC_FTIM3 0x04000000 #define CFG_SYS_CSPR6_EXT SYS_BFTIC_CSPR_EXT #define CFG_SYS_CSPR6 SYS_BFTIC_CSPR #define CFG_SYS_AMASK6 SYS_BFTIC_AMASK #define CFG_SYS_CSOR6 SYS_BFTIC_CSOR #define CFG_SYS_CS6_FTIM0 SYS_BFTIC_FTIM0 #define CFG_SYS_CS6_FTIM1 SYS_BFTIC_FTIM1 #define CFG_SYS_CS6_FTIM2 SYS_BFTIC_FTIM2 #define CFG_SYS_CS6_FTIM3 SYS_BFTIC_FTIM3 /* Application IFC CS7 PAXE */ #define CFG_SYS_PAXE_BASE 0xd8000000 #define SYS_PAXE_BASE_PHYS (0xf00000000ull | CFG_SYS_PAXE_BASE) #define SYS_PAXE_CSPR_EXT (0x0f) #define SYS_PAXE_CSPR (CSPR_PHYS_ADDR(CFG_SYS_PAXE_BASE) | \ CSPR_PORT_SIZE_8 | /* Port size = 8 bit */\ CSPR_MSEL_GPCM | /* MSEL = GPCM */\ CSPR_V) /* valid */ #define SYS_PAXE_AMASK IFC_AMASK(64 * 1024) /* 64kB */ #define SYS_PAXE_CSOR CSOR_GPCM_TRHZ_40 /* PAXE Timing parameters for IFC CS7 */ #define SYS_PAXE_FTIM0 (FTIM0_GPCM_TACSE(0x6) | \ FTIM0_GPCM_TEADC(0x8) | \ FTIM0_GPCM_TEAHC(0x2)) #define SYS_PAXE_FTIM1 (FTIM1_GPCM_TACO(0x2) | \ FTIM1_GPCM_TRAD(0x12)) #define SYS_PAXE_FTIM2 (FTIM2_GPCM_TCS(0x3) | \ FTIM2_GPCM_TCH(0x1) | \ FTIM2_GPCM_TWP(0x12)) #define SYS_PAXE_FTIM3 0x04000000 #define CFG_SYS_CSPR7_EXT SYS_PAXE_CSPR_EXT #define CFG_SYS_CSPR7 SYS_PAXE_CSPR #define CFG_SYS_AMASK7 SYS_PAXE_AMASK #define CFG_SYS_CSOR7 SYS_PAXE_CSOR #define CFG_SYS_CS7_FTIM0 SYS_PAXE_FTIM0 #define CFG_SYS_CS7_FTIM1 SYS_PAXE_FTIM1 #define CFG_SYS_CS7_FTIM2 SYS_PAXE_FTIM2 #define CFG_SYS_CS7_FTIM3 SYS_PAXE_FTIM3 /* PRST */ #define KM_BFTIC4_RST 0 #define KM_DPAXE_RST 1 #define KM_FEMT_RST 3 #define KM_FOAM_RST 4 #define KM_EFE_RST 5 #define KM_ES_PHY_RST 6 #define KM_XES_PHY_RST 7 #define KM_ZL30158_RST 8 #define KM_ZL30364_RST 9 #define KM_BOBCAT_RST 10 #define KM_ETHSW_DDR_RST 12 #define KM_CFE_RST 13 #define KM_PEXSW_RST 14 #define KM_PEXSW_NT_RST 15 /* QRIO GPIOs used for deblocking */ #define KM_I2C_DEBLOCK_PORT QRIO_GPIO_A #define KM_I2C_DEBLOCK_SCL 20 #define KM_I2C_DEBLOCK_SDA 21 /* High Level Configuration Options */ #define CONFIG_RESET_VECTOR_ADDRESS 0xebfffffc #define CFG_SYS_NUM_CPC CONFIG_SYS_NUM_DDR_CTLRS /* Environment in parallel NOR-Flash */ #define CONFIG_ENV_TOTAL_SIZE 0x040000 #define ENV_DEL_ADDR 0xebf00000 /*direct for newenv*/ /* * These can be toggled for performance analysis, otherwise use default. */ #define CFG_SYS_INIT_L2CSR0 L2CSR0_L2E /* POST memory regions test */ #define CFG_POST CFG_SYS_POST_MEM_REGIONS /* * Config the L3 Cache as L3 SRAM */ #define CFG_SYS_INIT_L3_ADDR 0xFFFC0000 #define CFG_SYS_DCSRBAR 0xf0000000 #define CFG_SYS_DCSRBAR_PHYS 0xf00000000ull /* * DDR Setup */ #define CONFIG_VERY_BIG_RAM #define CFG_SYS_DDR_SDRAM_BASE 0x00000000 #define CFG_SYS_SDRAM_BASE CFG_SYS_DDR_SDRAM_BASE #define SPD_EEPROM_ADDRESS 0x54 #define CFG_SYS_SDRAM_SIZE 4096 /* for fixed parameter use */ /****************************************************************************** * (PRAM usage) * ... ------------------------------------------------------- * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM * ... |<------------------- pram -------------------------->| * ... ------------------------------------------------------- * @END_OF_RAM: * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose * @CONFIG_KM_PHRAM: address for /var * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application) */ /* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable * is not valid yet, which is the case for when u-boot copies itself to RAM */ #define CONFIG_PRAM ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM) >> 10) /* * IFC Definitions */ /* NOR flash on IFC CS0 */ #define CFG_SYS_FLASH_BASE 0xe8000000 #define CFG_SYS_FLASH_BASE_PHYS (0xf00000000ull | \ CFG_SYS_FLASH_BASE) #define CFG_SYS_NOR_CSPR_EXT (0x0f) #define CFG_SYS_NOR_CSPR (CSPR_PHYS_ADDR(CFG_SYS_FLASH_BASE) | \ CSPR_PORT_SIZE_16 | /* Port size = 16 bit */\ 0x00000010 | /* drive TE high */\ CSPR_MSEL_NOR | /* MSEL = NOR */\ CSPR_V) /* valid */ #define CFG_SYS_NOR_AMASK IFC_AMASK(64 * 1024 * 1024) /* 64MB */ #define CFG_SYS_NOR_CSOR (CSOR_NOR_AVD_TGL_PGM_EN | /* AVD toggle */\ CSOR_NOR_TRHZ_20 | \ CSOR_NOR_BCTLD) /* NOR Flash Timing Params */ #define CFG_SYS_NOR_FTIM0 (FTIM0_NOR_TACSE(0x1) | \ FTIM0_NOR_TEADC(0x7) | \ FTIM0_NOR_TEAHC(0x1)) #define CFG_SYS_NOR_FTIM1 (FTIM1_NOR_TACO(0x1) | \ FTIM1_NOR_TRAD_NOR(0x21) | \ FTIM1_NOR_TSEQRAD_NOR(0x21)) #define CFG_SYS_NOR_FTIM2 (FTIM2_NOR_TCH(0x1) | \ FTIM2_NOR_TCS(0x1) | \ FTIM2_NOR_TWP(0xb) | \ FTIM2_NOR_TWPH(0x6)) #define CFG_SYS_NOR_FTIM3 0x0 #define CFG_SYS_CSPR0_EXT CFG_SYS_NOR_CSPR_EXT #define CFG_SYS_CSPR0 CFG_SYS_NOR_CSPR #define CFG_SYS_AMASK0 CFG_SYS_NOR_AMASK #define CFG_SYS_CSOR0 CFG_SYS_NOR_CSOR #define CFG_SYS_CS0_FTIM0 CFG_SYS_NOR_FTIM0 #define CFG_SYS_CS0_FTIM1 CFG_SYS_NOR_FTIM1 #define CFG_SYS_CS0_FTIM2 CFG_SYS_NOR_FTIM2 #define CFG_SYS_CS0_FTIM3 CFG_SYS_NOR_FTIM3 /* More NOR Flash params */ #define CFG_SYS_FLASH_BANKS_LIST {CFG_SYS_FLASH_BASE_PHYS} /* NAND Flash on IFC CS1*/ #define CFG_SYS_NAND_BASE 0xfa000000 #define CFG_SYS_NAND_BASE_PHYS (0xf00000000ull | CFG_SYS_NAND_BASE) #define CFG_SYS_NAND_CSPR_EXT (0x0f) #define CFG_SYS_NAND_CSPR (CSPR_PHYS_ADDR(CFG_SYS_NAND_BASE) | \ CSPR_PORT_SIZE_8 | /* Port Size = 8 bit */\ 0x00000010 | /* drive TE high */\ CSPR_MSEL_NAND | /* MSEL = NAND */\ CSPR_V) /* valid */ #define CFG_SYS_NAND_AMASK IFC_AMASK(64 * 1024) /* 64kB */ #define CFG_SYS_NAND_CSOR (CSOR_NAND_ECC_ENC_EN | /* ECC encoder on */ \ CSOR_NAND_ECC_DEC_EN | /* ECC decoder on */ \ CSOR_NAND_ECC_MODE_4 | /* 4-bit ECC */ \ CSOR_NAND_RAL_3 | /* RAL = 3Bytes */ \ CSOR_NAND_PGS_2K | /* Page size = 2K */ \ CSOR_NAND_SPRZ_128 | /* Spare size = 128 */ \ CSOR_NAND_PB(64) | /* 64 Pages/Block */ \ CSOR_NAND_TRHZ_40 | /**/ \ CSOR_NAND_BCTLD) /**/ /* ONFI NAND Flash mode0 Timing Params */ #define CFG_SYS_NAND_FTIM0 (FTIM0_NAND_TCCST(0x3) | \ FTIM0_NAND_TWP(0x8) | \ FTIM0_NAND_TWCHT(0x3) | \ FTIM0_NAND_TWH(0x5)) #define CFG_SYS_NAND_FTIM1 (FTIM1_NAND_TADLE(0x1e) | \ FTIM1_NAND_TWBE(0x1e) | \ FTIM1_NAND_TRR(0x6) | \ FTIM1_NAND_TRP(0x8)) #define CFG_SYS_NAND_FTIM2 (FTIM2_NAND_TRAD(0x9) | \ FTIM2_NAND_TREH(0x5) | \ FTIM2_NAND_TWHRE(0x3c)) #define CFG_SYS_NAND_FTIM3 (FTIM3_NAND_TWW(0x1e)) #define CFG_SYS_CSPR1_EXT CFG_SYS_NAND_CSPR_EXT #define CFG_SYS_CSPR1 CFG_SYS_NAND_CSPR #define CFG_SYS_AMASK1 CFG_SYS_NAND_AMASK #define CFG_SYS_CSOR1 CFG_SYS_NAND_CSOR #define CFG_SYS_CS1_FTIM0 CFG_SYS_NAND_FTIM0 #define CFG_SYS_CS1_FTIM1 CFG_SYS_NAND_FTIM1 #define CFG_SYS_CS1_FTIM2 CFG_SYS_NAND_FTIM2 #define CFG_SYS_CS1_FTIM3 CFG_SYS_NAND_FTIM3 /* More NAND Flash Params */ #define CFG_SYS_NAND_BASE_LIST { CFG_SYS_NAND_BASE } /* QRIO on IFC CS2 */ #define CFG_SYS_QRIO_BASE 0xfb000000 #define CFG_SYS_QRIO_BASE_PHYS (0xf00000000ull | CFG_SYS_QRIO_BASE) #define SYS_QRIO_CSPR_EXT (0x0f) #define SYS_QRIO_CSPR (CSPR_PHYS_ADDR(CFG_SYS_QRIO_BASE) | \ CSPR_PORT_SIZE_8 | /* Port size = 8 bit */\ 0x00000010 | /* drive TE high */\ CSPR_MSEL_GPCM | /* MSEL = GPCM */\ CSPR_V) /* valid */ #define SYS_QRIO_AMASK IFC_AMASK(64 * 1024) /* 64kB */ #define SYS_QRIO_CSOR (CSOR_GPCM_TRHZ_20 |\ CSOR_GPCM_BCTLD) /* QRIO Timing parameters for IFC CS2 */ #define SYS_QRIO_FTIM0 (FTIM0_GPCM_TACSE(0x2) | \ FTIM0_GPCM_TEADC(0x8) | \ FTIM0_GPCM_TEAHC(0x2)) #define SYS_QRIO_FTIM1 (FTIM1_GPCM_TACO(0x2) | \ FTIM1_GPCM_TRAD(0x6)) #define SYS_QRIO_FTIM2 (FTIM2_GPCM_TCS(0x1) | \ FTIM2_GPCM_TCH(0x1) | \ FTIM2_GPCM_TWP(0x7)) #define SYS_QRIO_FTIM3 0x04000000 #define CFG_SYS_CSPR2_EXT SYS_QRIO_CSPR_EXT #define CFG_SYS_CSPR2 SYS_QRIO_CSPR #define CFG_SYS_AMASK2 SYS_QRIO_AMASK #define CFG_SYS_CSOR2 SYS_QRIO_CSOR #define CFG_SYS_CS2_FTIM0 SYS_QRIO_FTIM0 #define CFG_SYS_CS2_FTIM1 SYS_QRIO_FTIM1 #define CFG_SYS_CS2_FTIM2 SYS_QRIO_FTIM2 #define CFG_SYS_CS2_FTIM3 SYS_QRIO_FTIM3 /* define to use L1 as initial stack */ #define CFG_SYS_INIT_RAM_ADDR 0xfdd00000 /* Initial L1 address */ #define CFG_SYS_INIT_RAM_ADDR_PHYS_HIGH 0xf #define CFG_SYS_INIT_RAM_ADDR_PHYS_LOW 0xfe03c000 /* The assembler doesn't like typecast */ #define CFG_SYS_INIT_RAM_ADDR_PHYS \ ((CFG_SYS_INIT_RAM_ADDR_PHYS_HIGH * 1ull << 32) | \ CFG_SYS_INIT_RAM_ADDR_PHYS_LOW) #define CFG_SYS_INIT_RAM_SIZE 0x00004000 #define CFG_SYS_INIT_SP_OFFSET (CFG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) /* * Serial Port - controlled on board with jumper J8 * open - index 2 * shorted - index 1 * Retain non-DM serial port for debug purposes. */ #if !defined(CONFIG_DM_SERIAL) #define CFG_SYS_NS16550_CLK (get_bus_freq(0) / 2) #define CFG_SYS_NS16550_COM1 (CFG_SYS_CCSRBAR + 0x11C500) #endif #ifndef __ASSEMBLY__ void set_sda(int state); void set_scl(int state); int get_sda(void); int get_scl(void); #endif /* * General PCI * Memory space is mapped 1-1, but I/O space must start from 0. */ /* controller 1 */ #define CFG_SYS_PCIE1_MEM_VIRT 0x80000000 #define CFG_SYS_PCIE1_MEM_PHYS 0xc00000000ull #define CFG_SYS_PCIE1_IO_VIRT 0xf8000000 #define CFG_SYS_PCIE1_IO_PHYS 0xff8000000ull #define CFG_SYS_BMAN_NUM_PORTALS 10 #define CFG_SYS_BMAN_MEM_BASE 0xf4000000 #define CFG_SYS_BMAN_MEM_PHYS 0xff4000000ull #define CFG_SYS_BMAN_MEM_SIZE 0x02000000 #define CFG_SYS_BMAN_SP_CINH_SIZE 0x1000 #define CFG_SYS_BMAN_CENA_SIZE (CFG_SYS_BMAN_MEM_SIZE >> 1) #define CFG_SYS_BMAN_CINH_BASE (CFG_SYS_BMAN_MEM_BASE + \ CFG_SYS_BMAN_CENA_SIZE) #define CFG_SYS_BMAN_CINH_SIZE (CFG_SYS_BMAN_MEM_SIZE >> 1) #define CFG_SYS_BMAN_SWP_ISDR_REG 0xE08 #define CFG_SYS_QMAN_NUM_PORTALS 10 #define CFG_SYS_QMAN_MEM_BASE 0xf6000000 #define CFG_SYS_QMAN_MEM_PHYS 0xff6000000ull #define CFG_SYS_QMAN_MEM_SIZE 0x02000000 #define CFG_SYS_QMAN_SP_CINH_SIZE 0x1000 #define CFG_SYS_QMAN_CENA_SIZE (CFG_SYS_QMAN_MEM_SIZE >> 1) #define CFG_SYS_QMAN_CINH_BASE (CFG_SYS_QMAN_MEM_BASE + \ CFG_SYS_QMAN_CENA_SIZE) #define CFG_SYS_QMAN_CINH_SIZE (CFG_SYS_QMAN_MEM_SIZE >> 1) #define CFG_SYS_QMAN_SWP_ISDR_REG 0xE08 /* Qman / Bman */ /* RGMII (FM1@DTESC5) is local managemant interface */ #define CFG_SYS_RGMII2_PHY_ADDR 0x11 /* * Hardware Watchdog */ #define CONFIG_WATCHDOG_PRESC 34 /* wdog prescaler 2^(64-34) ~10min */ #define CONFIG_WATCHDOG_RC WRC_CHIP /* reset chip on watchdog event */ /* * For booting Linux, the board info and command line data * have to be in the first 64 MB of memory, since this is * the maximum mapped by the Linux kernel during initialization. */ #define CFG_SYS_BOOTMAPSZ (64 << 20) /* Initial map for Linux*/ /* * Environment Configuration */ #ifndef CONFIG_KM_DEF_ENV /* if not set by keymile-common.h */ #define CONFIG_KM_DEF_ENV #endif #define __USB_PHY_TYPE utmi #define CONFIG_KM_DEF_ENV_CPU \ "boot=bootm ${load_addr_r} - ${fdt_addr_r}\0" \ "cramfsloadfdt=" \ "cramfsload ${fdt_addr_r} " \ "fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0" \ "u-boot=" CONFIG_HOSTNAME "/u-boot.bin\0" \ "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) \ " +${filesize} && " \ "erase " __stringify(CONFIG_SYS_MONITOR_BASE) \ " +${filesize} && " \ "cp.b ${load_addr_r} " \ __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize} && " \ "protect on " __stringify(CONFIG_SYS_MONITOR_BASE) \ " +${filesize}\0" \ "update-nor=protect off " __stringify(CFG_SYS_FLASH_BASE) \ " +${filesize} && " \ "erase " __stringify(CFG_SYS_FLASH_BASE) \ " +${filesize} && " \ "cp.b ${load_addr_r} " \ __stringify(CFG_SYS_FLASH_BASE) " ${filesize} && " \ "protect on " __stringify(CONFIG_SYS_MONITOR_BASE) \ " +" __stringify(CONFIG_SYS_MONITOR_LEN) "\0" \ "set_fdthigh=true\0" \ "checkfdt=true\0" \ "fpgacfg=true\0" \ "" #define CONFIG_HW_ENV_SETTINGS \ "hwconfig=fsl_ddr:ctlr_intlv=cacheline\0" \ "usb_phy_type=" __stringify(__USB_PHY_TYPE) "\0" \ "usb_dr_mode=host\0" #define CONFIG_KM_NEW_ENV \ "newenv=protect off " __stringify(ENV_DEL_ADDR) \ " +" __stringify(CONFIG_ENV_TOTAL_SIZE) " && " \ "erase " __stringify(ENV_DEL_ADDR) \ " +" __stringify(CONFIG_ENV_TOTAL_SIZE) " && " \ "protect on " __stringify(ENV_DEL_ADDR) \ " +" __stringify(CONFIG_ENV_TOTAL_SIZE) "\0" /* ppc_82xx is the equivalent to ppc_6xx, the generic ppc toolchain */ #ifndef CONFIG_KM_DEF_ARCH #define CONFIG_KM_DEF_ARCH "arch=ppc_82xx\0" #endif #define CONFIG_EXTRA_ENV_SETTINGS \ CONFIG_KM_DEF_ENV \ CONFIG_KM_DEF_ARCH \ CONFIG_KM_NEW_ENV \ CONFIG_HW_ENV_SETTINGS \ "EEprom_ivm=pca9547:70:9\0" \ "" #endif /* __KMCENT2_H */