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author | Mingkai Hu <Mingkai.hu@freescale.com> | 2013-04-12 15:56:28 +0800 |
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committer | Andy Fleming <afleming@freescale.com> | 2013-06-20 13:51:24 -0500 |
commit | 76d354f411696d6e19fd3156d18cb0359887ce8a (patch) | |
tree | 549152a7a89175058dacd37a5a697b67c2014451 /arch/powerpc | |
parent | 7dd09b546d11722284d48ade55d0f800ee3cff75 (diff) | |
download | talos-obmc-uboot-76d354f411696d6e19fd3156d18cb0359887ce8a.tar.gz talos-obmc-uboot-76d354f411696d6e19fd3156d18cb0359887ce8a.zip |
powerpc/mpc85xx: explicit cast the SDRAM size to type phys_size_t
To avoid sign extension problem, use explicit casting to cast
the SDRAM size to type phys_size_t, or else, if the SDRAM size
is 2G(0x80000000), it will be extended to 0xffffffff80000000
when phys_size_t is type 'unsigned long long'.
Signed-off-by: Mingkai Hu <Mingkai.Hu@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c index 6ce483e17a..128daba222 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu.c +++ b/arch/powerpc/cpu/mpc85xx/cpu.c @@ -341,7 +341,7 @@ phys_size_t initdram(int board_type) #if defined(CONFIG_SPD_EEPROM) || defined(CONFIG_DDR_SPD) return fsl_ddr_sdram_size(); #else - return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; + return (phys_size_t)CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; #endif } #else /* CONFIG_SYS_RAMBOOT */ |