fusee-secondary: add content metadata

fusee/fusee-secondary/src/start.s

@@ -13,6 +13,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
+#include <atmosphere/version.h>
  
 .macro CLEAR_GPR_REG_ITER
     mov r\@, #0
@@ -20,21 +21,27 @@
 
 .section .text.start, "ax", %progbits
 .arm
+
 .align 5
 .global _start
 .type   _start, %function
 _start:
+    b _crt0
+    
+.word (_metadata - _start)
+
+_crt0:
     /* Switch to system mode, mask all interrupts, clear all flags */
     msr cpsr_cxsf, #0xDF
 
     /* Relocate ourselves if necessary */
-    ldr r2, =__start__
+    ldr r2, =_start
     adr r3, _start
     cmp r2, r3
-    bne _relocation_loop_end
+    beq _relocation_loop_end
 
     ldr r4, =__bss_start__
-    sub r4, r4, r2          /* size >= 32, obviously, and we've declared 32-byte-alignment */
+    sub r4, r4, r2          /* size >= 32, obviously, and weve declared 32-byte-alignment */
     _relocation_loop:
         ldmia r3!, {r5-r12}
         stmia r2!, {r5-r12}
@@ -60,6 +67,129 @@ _start:
     ldr r0, [r0]
     ldr r1, [r1]
     b   main
+    
+/* Fusee-secondary header. */
+.align 5
+_metadata:
+.ascii "FSS0"
+.word __total_size__
+.word (_crt0 - _start)
+.word (_content_headers - _start)
+.word (_content_headers_end - _content_headers) / 0x20 /* Number of content headers */
+.word 0x00010007 /* Maximum known supported HOS version: 7.0.1 */
+.word ((ATMOSPHERE_RELEASE_VERSION_MAJOR << 24) | (ATMOSPHERE_RELEASE_VERSION_MINOR << 16) | (ATMOSPHERE_RELEASE_VERSION_MICRO << 8) | (0x0))
+#define TO_WORD(x) TO_WORD_(x)
+#define TO_WORD_(x) 0x##x
+#define AMS_GIT_REV_WORD TO_WORD(ATMOSPHERE_GIT_HASH)
+.word AMS_GIT_REV_WORD
+#undef  TO_WORD_
+#undef  TO_WORD
+
+_content_headers:
+/* ams_mitm content header */
+.word __ams_mitm_kip_start__
+.word __ams_mitm_kip_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "ams_mitm"
+.align 5
+
+/* boot_100 content header */
+.word __boot_100_kip_start__
+.word __boot_100_kip_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "boot_100"
+.align 5
+
+/* boot_200 content header */
+.word __boot_200_kip_start__
+.word __boot_200_kip_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "boot_200"
+.align 5
+
+/* exosphere content header */
+.word __exosphere_bin_start__
+.word __exosphere_bin_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "exosphere"
+.align 5
+
+/* fusee_primary content header */
+.word __fusee_primary_bin_start__
+.word __fusee_primary_bin_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "fusee_primary"
+.align 5
+
+/* loader content header */
+.word __loader_kip_start__
+.word __loader_kip_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "loader"
+.align 5
+
+/* lp0fw content header */
+.word __lp0fw_bin_start__
+.word __lp0fw_bin_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "lp0fw"
+.align 5
+
+/* pm content header */
+.word __pm_kip_start__
+.word __pm_kip_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "pm"
+.align 5
+
+/* rebootstub content header */
+.word __rebootstub_bin_start__
+.word __rebootstub_bin_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "rebootstub"
+.align 5
+
+/* sept_primary content header */
+.word __sept_primary_bin_start__
+.word __sept_primary_bin_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "sept_primary"
+.align 5
+
+/* sept_secondary content header */
+.word __sept_secondary_enc_start__
+.word __sept_secondary_enc_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "sept_secondary"
+.align 5
+
+/* sm content header */
+.word __sm_kip_start__
+.word __sm_kip_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "sm"
+.align 5
+
+/* splash_screen content header */
+.word __splash_screen_bmp_start__
+.word __splash_screen_bmp_size__
+.word 0xCCCCCCCC
+.word 0xCCCCCCCC
+.asciz "splash_screen"
+.align 5
+_content_headers_end:
 
 /* No need to include this in normal programs: */
 .section .chainloader.text.start, "ax", %progbits