Add DeviceData to bootloaders

same vein as bootdata but for devices that need to pass info back to a
running firmware

Change-Id: I0cdcdc0475804dfbbee415ab487104ae8fc8ac69

2 files changed, 21 insertions, 0 deletions

diff --git a/firmware/target/mips/ingenic_x1000/crt0.S b/firmware/target/mips/ingenic_x1000/crt0.S
index 6c0942b0db..23daaefb5e 100644
--- a/firmware/target/mips/ingenic_x1000/crt0.S
+++ b/firmware/target/mips/ingenic_x1000/crt0.S
@@ -23,6 +23,10 @@
 #include "mips.h"
 #include "bootdata.h"
 
+#if defined(HAVE_DEVICEDATA) && !defined(BOOTLOADER)
+#include "devicedata.h"
+#endif
+
     .text
     .extern main
     .extern system_early_init
@@ -52,6 +56,9 @@ _header:
 #ifndef BOOTLOADER
     /* Multiboot support header; this is not part of the above header. */
     put_boot_data_here
+#ifdef HAVE_DEVICEDATA
+    put_device_data_here
+#endif
 #endif
 
 _realstart:
diff --git a/firmware/target/mips/ingenic_x1000/system-x1000.c b/firmware/target/mips/ingenic_x1000/system-x1000.c
index 64890a6c3a..32ac66ec92 100644
--- a/firmware/target/mips/ingenic_x1000/system-x1000.c
+++ b/firmware/target/mips/ingenic_x1000/system-x1000.c
@@ -81,6 +81,20 @@ void system_early_init(void)
     clk_init();
 }
 
+#if defined (HAVE_DEVICEDATA) && defined(EROS_QN)
+void fill_devicedata(struct device_data_t *data)
+{
+#ifdef BOOTLOADER
+    memset(data->payload, 0xff, data->length);
+    data->lcd_version = EROSQN_VER;
+#else
+    uint8_t lcd_version = data->lcd_version;
+    memset(data->payload, 0xff, data->length);
+    data->lcd_version = lcd_version;
+#endif
+}
+#endif
+
 /* First thing called from Rockbox main() */
 void system_init(void)
 {