x86: zImage: add Intel MID platforms support

Intel MID platform boards have special treatment, such as boot parameter
setting.

Assign hardware_subarch accordingly if CONFIG_INTEL_MID is set.

Reviewed-by: Bin Meng <[email protected]>
Reviewed-by: Simon Glass <[email protected]>
Signed-off-by: Vincent Tinelli <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>

diff --git a/arch/x86/lib/zimage.c b/arch/x86/lib/zimage.c
index b6b0f2beb3a16469449ba7d5664f8d80f20e89d1..aafbeb01f907ea4d49a9f343085b6d3e9f491d1b 100644 (file)
--- a/arch/x86/lib/zimage.c
+++ b/arch/x86/lib/zimage.c
@@ -246,6 +246,10 @@ int setup_zimage(struct boot_params *setup_base, char *cmd_line, int auto_boot,
                        hdr->setup_move_size = 0x9100;
                }
 
+#if defined(CONFIG_INTEL_MID)
+               hdr->hardware_subarch = X86_SUBARCH_INTEL_MID;
+#endif
+
                /* build command line at COMMAND_LINE_OFFSET */
                build_command_line(cmd_line, auto_boot);
        }