From e9ea679918fbc9a53fa2f2a904aac874ea736036 Mon Sep 17 00:00:00 2001 From: James Yang Date: Fri, 8 Feb 2008 16:46:27 -0600 Subject: 85xx: Show DDR memory data rate in addition to the memory clock frequency. Show the DDR memory data rate in addition to the memory clock frequency. For DDR/DDR2 memories the memory data rate is 2x the memory clock. Signed-off-by: James Yang Signed-off-by: Kumar Gala --- cpu/mpc85xx/cpu.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'cpu') diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c index 4aac599e1..dcd881737 100644 --- a/cpu/mpc85xx/cpu.c +++ b/cpu/mpc85xx/cpu.c @@ -122,13 +122,16 @@ int checkcpu (void) ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9; switch (ddr_ratio) { case 0x0: - printf(" DDR:%4lu MHz, ", sysinfo.freqDDRBus / 2000000); + printf(" DDR:%4lu MHz (%lu MT/s data rate), ", + sysinfo.freqDDRBus / 2000000, sysinfo.freqDDRBus / 1000000); break; case 0x7: - printf(" DDR:%4lu MHz (Synchronous), ", sysinfo.freqDDRBus / 2000000); + printf(" DDR:%4lu MHz (%lu MT/s data rate) (Synchronous), ", + sysinfo.freqDDRBus / 2000000, sysinfo.freqDDRBus / 1000000); break; default: - printf(" DDR:%4lu MHz (Asynchronous), ", sysinfo.freqDDRBus / 2000000); + printf(" DDR:%4lu MHz (%lu MT/s data rate) (Asynchronous), ", + sysinfo.freqDDRBus / 2000000, sysinfo.freqDDRBus / 1000000); break; } -- cgit v1.2.3