include/configs/km/km-powerpc.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2011
   4  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
   5  */
   6
   7 #ifndef __CONFIG_KEYMILE_POWERPC_H
   8 #define __CONFIG_KEYMILE_POWERPC_H
   9
  10 /* Do boardspecific init for all boards */
  11
  12 /* Increase max size of compressed kernel */
  13
  14 /******************************************************************************
  15  * (PRAM usage)
  16  * ... -------------------------------------------------------
  17  * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM
  18  * ... |<------------------- pram -------------------------->|
  19  * ... -------------------------------------------------------
  20  * @END_OF_RAM:
  21  * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose
  22  * @CONFIG_KM_PHRAM: address for /var
  23  * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application)
  24  * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM
  25  */
  26
  27 /* size of rootfs in RAM */
  28 #define CONFIG_KM_ROOTFSSIZE    0x0
  29 /* set the default PRAM value to at least PNVRAM + PHRAM when pram env variable
  30  * is not valid yet, which is the case for when u-boot copies itself to RAM */
  31 #define CONFIG_PRAM             ((CONFIG_KM_PNVRAM + CONFIG_KM_PHRAM)>>10)
  32
  33 /* architecture specific default bootargs */
  34 #define CONFIG_KM_DEF_BOOT_ARGS_CPU             ""
  35
  36 #define CONFIG_KM_DEF_ENV_CPU                                           \
  37         "u-boot="CONFIG_HOSTNAME "/u-boot.bin\0"                \
  38         "update="                                                       \
  39                 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\
  40                 "erase " __stringify(BOOTFLASH_START) "  +${filesize} && "\
  41                 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START)     \
  42                 "  ${filesize} && "                                     \
  43                 "protect on " __stringify(BOOTFLASH_START) "  +${filesize}\0"\
  44         "set_fdthigh=true\0"                                            \
  45         "checkfdt=true\0"                                               \
  46         "bootm_mapsize=" __stringify(CONFIG_SYS_BOOTM_LEN) "\0"         \
  47         ""
  48
  49 #endif /* __CONFIG_KEYMILE_POWERPC_H */