diff options
| -rw-r--r-- | src/mainboard/olpc/rev_a/auto.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/mainboard/olpc/rev_a/auto.c b/src/mainboard/olpc/rev_a/auto.c index ea86d34497..17ded0dc97 100644 --- a/src/mainboard/olpc/rev_a/auto.c +++ b/src/mainboard/olpc/rev_a/auto.c @@ -94,6 +94,9 @@ static void sdram_set_spd_registers(const struct mem_controller *ctrl) print_debug_hex32(msr.hi); print_debug("\r\n"); + + /* this is a standard value, DOES NOT PROBABLY MATCH FROM ABOVE */ + /* well, it may be close. It's about 200,000 ticks */ msr.lo = 0x00003000; wrmsr(MC_CF07_DATA, msr); @@ -103,16 +106,17 @@ static void sdram_set_spd_registers(const struct mem_controller *ctrl) /* per standard bios settings */ + msr.hi = 0x18000108; msr.lo = - (6<<28) | // cas_lat - (10<<24)| // ref2act - (7<<20)| // act2pre - (3<<16)| // pre2act - (3<<12)| // act2cmd + (6<<28) | // cas_lat + (10<<24)| // ref2act + (7<<20)| // act2pre + (3<<16)| // pre2act + (3<<12)| // act2cmd (2<<8)| // act2act (2<<6)| // dplwr (2<<4)| // dplrd - (3); // dal + (3); // dal wrmsr(0x20000019, msr); |