From: Timur Tabi timur@freescale.com
The calculate for rank density in compute_ranksize() for DDR3 used all integers for the expression, so the result was also a 32-bit integer, even though the 'bsize' variable is a u64. Fix the expression to calculate a true 64-bit value.
Signed-off-by: Timur Tabi timur@freescale.com --- cpu/mpc8xxx/ddr/ddr3_dimm_params.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/cpu/mpc8xxx/ddr/ddr3_dimm_params.c b/cpu/mpc8xxx/ddr/ddr3_dimm_params.c index 62c4df7..f0cd0d9 100644 --- a/cpu/mpc8xxx/ddr/ddr3_dimm_params.c +++ b/cpu/mpc8xxx/ddr/ddr3_dimm_params.c @@ -68,7 +68,7 @@ compute_ranksize(const ddr3_spd_eeprom_t *spd) if ((spd->organization & 0x7) < 4) nbit_sdram_width = (spd->organization & 0x7) + 2;
- bsize = 1 << (nbit_sdram_cap_bsize - 3 + bsize = 1ULL << (nbit_sdram_cap_bsize - 3 + nbit_primary_bus_width - nbit_sdram_width);
debug("DDR: DDR III rank density = 0x%16Lx\n", (u64) bsize);