From d8115a79929ea5aa469584dd1c4d9b4658e95583 Mon Sep 17 00:00:00 2001
From: Ondrej Mikle <ondrej.mikle@gmail.com>
Date: Mon, 11 May 2020 15:43:43 +0200
Subject: [PATCH] core: firmware header for T1 port

---
 core/embed/firmware/header.S    | 33 +++++++++++++++++++++++++++++++++
 core/embed/firmware/memory_1.ld |  4 ++++
 2 files changed, 37 insertions(+)

diff --git a/core/embed/firmware/header.S b/core/embed/firmware/header.S
index 18a2bdaa4f..4a57caf065 100644
--- a/core/embed/firmware/header.S
+++ b/core/embed/firmware/header.S
@@ -7,6 +7,9 @@
     .type g_header, %object
     .size g_header, .-g_header
 
+#if TREZOR_MODEL != 1
+
+// model T header
 g_header:
     .byte 'T','R','Z','F'            // magic
     .word g_header_end - g_header    // hdrlen
@@ -26,3 +29,33 @@ g_header:
     .byte 0                          // sigmask
     . = . + 64                       // sig
 g_header_end:
+
+#else
+
+// model 1 header
+g_header:
+    .byte 'T','R','Z','F'            // magic
+    .word reset_handler              // reset handler,  replace later with : .word g_header_end - g_header    // hdrlen
+    .word 0                          // expiry
+    .word _codelen                   // codelen
+    .byte VERSION_MAJOR              // vmajor
+    .byte VERSION_MINOR              // vminor
+    .byte VERSION_PATCH              // vpatch
+    .byte 0                          // vbuild
+    .byte FIX_VERSION_MAJOR          // fix_vmajor
+    .byte FIX_VERSION_MINOR          // fix_vminor
+    .byte FIX_VERSION_PATCH          // fix_vpatch
+    .byte 0                          // fix_vbuild
+    . = . + 8                        // reserved
+    . = . + 512                      // hash1 ... hash16
+    . = . + 64                       // sig1
+    . = . + 64                       // sig2
+    . = . + 64                       // sig3
+    .byte 0                          // sigindex1
+    .byte 0                          // sigindex2
+    .byte 0                          // sigindex3
+    . = . + 220                      // reserved
+    . = . + 65                       // reserved
+g_header_end:
+
+#endif
diff --git a/core/embed/firmware/memory_1.ld b/core/embed/firmware/memory_1.ld
index 89de37e99b..0f46913580 100644
--- a/core/embed/firmware/memory_1.ld
+++ b/core/embed/firmware/memory_1.ld
@@ -33,6 +33,10 @@ _heap_start = ADDR(.heap);
 _heap_end = ADDR(.heap) + SIZEOF(.heap);
 
 SECTIONS {
+   .header : ALIGN(4) {
+     KEEP(*(.header));
+   } >FLASH AT>FLASH
+
   .flash : ALIGN(512) {
     KEEP(*(.vector_table));
     . = ALIGN(4);