Its useful to know where the device tree is if we have set 'autostart' to 'no. We come back to the prompt after a boot command and we can than post process the device tree but we need to know where it was put report this back via the env variable 'bootm_fdtaddr'.
Signed-off-by: Kumar Gala galak@kernel.crashing.org --- lib_ppc/bootm.c | 11 ++++++++++- 1 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/lib_ppc/bootm.c b/lib_ppc/bootm.c index 81803dd..a872d31 100644 --- a/lib_ppc/bootm.c +++ b/lib_ppc/bootm.c @@ -277,8 +277,17 @@ do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], #if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500) unlock_ram_in_cache(); #endif - if (!images->autostart) + if (!images->autostart) { +#if defined(CONFIG_OF_LIBFDT) + if (of_flat_tree) { + char buf[32]; + + sprintf (buf, "%llx", (u64)(u32)of_flat_tree); + setenv("bootm_fdtaddr", buf); + } +#endif return ; + }
#if defined(CONFIG_OF_LIBFDT) if (of_flat_tree) { /* device tree; boot new style */