diff options
| -rw-r--r-- | board/freescale/bsc9131rdb/README | 10 | ||||
| -rw-r--r-- | include/configs/BSC9131RDB.h | 4 |
2 files changed, 13 insertions, 1 deletions
diff --git a/board/freescale/bsc9131rdb/README b/board/freescale/bsc9131rdb/README index d7b2176eb..4902b98ba 100644 --- a/board/freescale/bsc9131rdb/README +++ b/board/freescale/bsc9131rdb/README @@ -111,6 +111,16 @@ Memory map 0xFF70_0000 0xFF7F_FFFF PA CCSR 1M 0xFF80_0000 0xFFFF_FFFF Boot Page & NAND Buffer 8M +DDR Memory map +--------------- + 0x0000_0000 0x36FF_FFFF Memory passed onto Linux + 0x3700_0000 0x37FF_FFFF PowerPC-DSP shared control area + 0x3800_0000 0x4FFF_FFFF DSP Private area + + Out of 880M, passed onto Linux, 1hugetlb page of 256M is reserved for + data communcation between PowerPC and DSP core. + Rest is PowerPC private area. + Flashing Images --------------- To place a new u-boot image in the NAND flash and then boot diff --git a/include/configs/BSC9131RDB.h b/include/configs/BSC9131RDB.h index 5462670c0..b5911c694 100644 --- a/include/configs/BSC9131RDB.h +++ b/include/configs/BSC9131RDB.h @@ -442,7 +442,9 @@ extern unsigned long get_sdram_size(void); "fdtfile=bsc9131rdb.dtb\0" \ "bdev=sda1\0" \ "hwconfig=usb1:dr_mode=host,phy_type=ulpi\0" \ - "othbootargs=ramdisk_size=600000 \0" \ + "bootm_size=0x37000000\0" \ + "othbootargs=ramdisk_size=600000 " \ + "default_hugepagesz=256m hugepagesz=256m hugepages=1\0" \ "usbext2boot=setenv bootargs root=/dev/ram rw " \ "console=$consoledev,$baudrate $othbootargs; " \ "usb start;" \ |