X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fu-boot%2Fboard%2Fphytec%2Fpcm030%2FREADME;fp=qemu%2Froms%2Fu-boot%2Fboard%2Fphytec%2Fpcm030%2FREADME;h=05faab68c831e8d5f43e0fbd7830a587a4c1b0ac;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/roms/u-boot/board/phytec/pcm030/README b/qemu/roms/u-boot/board/phytec/pcm030/README new file mode 100644 index 000000000..05faab68c --- /dev/null +++ b/qemu/roms/u-boot/board/phytec/pcm030/README @@ -0,0 +1,42 @@ +To build RAMBOOT, replace this section the main Makefile + +pcm030_config \ +pcm030_RAMBOOT_config \ +pcm030_LOWBOOT_config: unconfig + @ >include/config.h + @[ -z "$(findstring LOWBOOT_,$@)" ] || \ + { echo "CONFIG_SYS_TEXT_BASE = 0xFF000000" >board/phytec/pcm030/config.tmp ; \ + echo "... with LOWBOOT configuration" ; \ + } + @[ -z "$(findstring RAMBOOT_,$@)" ] || \ + { echo "CONFIG_SYS_TEXT_BASE = 0x00100000" >board/phycore_mpc5200b_tiny/\ + config.tmp ; \ + echo "... with RAMBOOT configuration" ; \ + echo "... remember to make sure that MBAR is already \ + switched to 0xF0000000 !!!" ; \ + } + @$(MKCONFIG) -a pcm030 ppc mpc5xxx pcm030 phytec + @ echo "remember to set pcm030_REV to 0 for rev 1245.0 rev or to 1 for rev 1245.1" + +Alternative SDRAM settings: + +#define SDRAM_MODE 0x018D0000 +#define SDRAM_EMODE 0x40090000 +#define SDRAM_CONTROL 0x715f0f00 +#define SDRAM_CONFIG1 0x73722930 +#define SDRAM_CONFIG2 0x47770000 + +/* Settings for XLB = 99 MHz */ +#define SDRAM_MODE 0x008D0000 +#define SDRAM_EMODE 0x40090000 +#define SDRAM_CONTROL 0x714b0f00 +#define SDRAM_CONFIG1 0x63611730 +#define SDRAM_CONFIG2 0x47670000 + +The board ships default with the environment in EEPROM +Moving the environment to flash can be more reliable + +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0xfe0000) +#define CONFIG_ENV_SIZE 0x20000 +#define CONFIG_ENV_SECT_SIZE 0x20000