only do that for bzImage64, and it could have command line above 4g.

Signed-off-by: Yinghai Lu <[email protected]>
---
 kexec/arch/i386/x86-linux-setup.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/kexec/arch/i386/x86-linux-setup.c 
b/kexec/arch/i386/x86-linux-setup.c
index b0e6119..c929166 100644
--- a/kexec/arch/i386/x86-linux-setup.c
+++ b/kexec/arch/i386/x86-linux-setup.c
@@ -105,7 +105,13 @@ void setup_linux_bootloader_parameters(
                /* setup_move_size */
        /* } */
        if (real_mode->protocol_version >= 0x0202) {
-               real_mode->cmd_line_ptr = real_mode_base + cmdline_offset;
+               unsigned long cmd_line_ptr = real_mode_base + cmdline_offset;
+
+               real_mode->cmd_line_ptr = cmd_line_ptr & 0xffffffff;
+               if (real_mode->protocol_version >= 0x020c)
+                       real_mode->ext_cmd_line_ptr = cmd_line_ptr >> 32;
+
+               printf("cmd_line_ptr: %lx\n", cmd_line_ptr);
        }
 
        /* Fill in the command line */
-- 
1.7.7


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