powerpc/mpc8xxxx: FSL DDR debugger auto run of stored commands
This patch adds the ability for the FSL DDR interactive debugger to
automatically run the sequence of commands stored in the ddr_interactive
environment variable. Commands are separated using ';'.
ddr_interactive=compute; edit c0 d0 dimmparms caslat_X 0x3FC0; go
Signed-off-by: James Yang <James.Yang@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/cpu/mpc8xxx/ddr/main.c b/arch/powerpc/cpu/mpc8xxx/ddr/main.c
index a33c9e2..5311a26 100644
--- a/arch/powerpc/cpu/mpc8xxx/ddr/main.c
+++ b/arch/powerpc/cpu/mpc8xxx/ddr/main.c
@@ -532,10 +532,10 @@
/* Compute it once normally. */
#ifdef CONFIG_FSL_DDR_INTERACTIVE
- if (getenv("ddr_interactive")) {
- total_memory = fsl_ddr_interactive(&info);
- } else if (tstc() && (getc() == 'd')) { /* we got a key press of 'd' */
- total_memory = fsl_ddr_interactive(&info);
+ if (tstc() && (getc() == 'd')) { /* we got a key press of 'd' */
+ total_memory = fsl_ddr_interactive(&info, 0);
+ } else if (fsl_ddr_interactive_env_var_exists()) {
+ total_memory = fsl_ddr_interactive(&info, 1);
} else
#endif
total_memory = fsl_ddr_compute(&info, STEP_GET_SPD, 0);