fusee: embed a copy of emummc

fusee/fusee-secondary/Makefile

@@ -89,7 +89,7 @@ export VPATH	:=	$(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
 			$(foreach dir,$(DATA),$(CURDIR)/$(dir)) \
 			$(AMS)/exosphere $(AMS)/exosphere/lp0fw $(AMS)/exosphere/rebootstub \
 			$(AMS)/thermosphere $(AMS)/fusee/fusee-primary $(AMS)/sept/sept-primary \
-			$(AMS)/sept/sept-secondary $(KIPDIRS)
+			$(AMS)/sept/sept-secondary $(AMS)/emummc $(KIPDIRS)
 
 export DEPSDIR	:=	$(CURDIR)/$(BUILD)
 
@@ -99,7 +99,7 @@ SFILES		:=	$(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
 KIPFILES 	:=	loader.kip pm.kip sm.kip ams_mitm.kip spl.kip boot.kip
 BINFILES	:=	$(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*))) fusee-primary.bin \
 				exosphere.bin lp0fw.bin rebootstub.bin thermosphere.bin splash_screen.bmp \
-				sept-primary.bin sept-secondary.enc \
+				sept-primary.bin sept-secondary.enc emummc.kip \
 				$(KIPFILES)
 
 #---------------------------------------------------------------------------------
@@ -128,7 +128,7 @@ export INCLUDE	:=	$(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
 export LIBPATHS	:=	$(foreach dir,$(LIBDIRS),-L$(dir)/lib)
 
 .PHONY: $(BUILD) clean all
-.PHONY: check_fusee_primary check_exosphere check_sept check_thermosphere check_stratosphere
+.PHONY: check_fusee_primary check_exosphere check_sept check_emummc check_thermosphere check_stratosphere
 
 #---------------------------------------------------------------------------------
 all: $(BUILD)
@@ -142,6 +142,9 @@ check_exosphere:
 check_sept:
 	@$(MAKE) -C $(AMS)/sept all
 
+check_emummc:
+	@$(MAKE) -C $(AMS)/emummc EMUMMCDIR=$(AMS)/emummc all
+
 check_thermosphere:
 	@$(MAKE) -C $(AMS)/thermosphere all
 
@@ -149,7 +152,7 @@ check_stratosphere:
 	@$(MAKE) -C $(AMS)/stratosphere all
 
 
-$(BUILD): check_fusee_primary check_exosphere check_sept check_thermosphere check_stratosphere
+$(BUILD): check_fusee_primary check_exosphere check_sept check_emummc check_thermosphere check_stratosphere
 	@[ -d $@ ] || mkdir -p $@
 	@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
 
@@ -161,6 +164,7 @@ clean:
 	@$(MAKE) -C $(AMS)/thermosphere clean
 	@$(MAKE) -C $(AMS)/stratosphere clean
 	@$(MAKE) -C $(AMS)/sept clean
+	@$(MAKE) -C $(AMS)/emummc clean
 	@rm -fr $(BUILD) $(TARGET).bin $(TARGET).elf
 
 #---------------------------------------------------------------------------------

fusee/fusee-secondary/linker.ld

@@ -246,4 +246,6 @@ SECTIONS
     PROVIDE(__splash_screen_bmp_size__ = splash_screen_bmp_end - splash_screen_bmp);
     PROVIDE(__thermosphere_bin_start__ = thermosphere_bin - __start__);
     PROVIDE(__thermosphere_bin_size__ = thermosphere_bin_end - thermosphere_bin);
+    PROVIDE(__emummc_kip_start__ = emummc_kip - __start__);
+    PROVIDE(__emummc_kip_size__ = emummc_kip_end - emummc_kip);
 }

fusee/fusee-secondary/src/nxboot.c

@@ -55,6 +55,7 @@
 #include "exosphere_bin.h"
 #include "sept_secondary_enc.h"
 #include "lp0fw_bin.h"
+#include "emummc_kip.h"
 #include "lib/log.h"
 #undef u8
 #undef u32
@@ -451,8 +452,8 @@ uint32_t nxboot_main(void) {
     void *warmboot_memaddr;
     void *package1loader;
     size_t package1loader_size;
-    void *emummc_kip;
+    void *emummc;
-    size_t emummc_kip_size;
+    size_t emummc_size;
     uint32_t available_revision;
     FILE *boot0, *pk2file;
     void *exosphere_memaddr;
@@ -460,25 +461,33 @@ uint32_t nxboot_main(void) {
     
     /* Configure emummc or mount the real NAND. */
     if (!nxboot_configure_emummc(&exo_emummc_cfg)) {
-        emummc_kip = NULL;
+        emummc = NULL;
-        emummc_kip_size = 0;
+        emummc_size = 0;
         if (nxfs_mount_emmc() < 0) {
             fatal_error("[NXBOOT] Failed to mount eMMC!\n");
         }
     } else {
-        emummc_kip_size = get_file_size("atmosphere/emummc.kip");
+        emummc_size = get_file_size("atmosphere/emummc.kip");
-        if (emummc_kip_size == 0) {
+        if (emummc_size != 0) {
-            fatal_error("[NXBOOT] Could not read emummc kip!\n");
+            /* Allocate memory for the TSEC firmware. */
-        }
+            emummc = memalign(0x100, emummc_size);
-        
+
-        /* Allocate memory for the TSEC firmware. */
+            if (emummc == NULL) {
-        emummc_kip = memalign(0x100, emummc_kip_size);
+                fatal_error("[NXBOOT] Out of memory!\n");
-        
+            }
-        if (emummc_kip == NULL) {
+            if (read_from_file(emummc, emummc_size, "atmosphere/emummc.kip") != emummc_size) {
-            fatal_error("[NXBOOT] Out of memory!\n");
+                fatal_error("[NXBOOT] Could not read the emummc kip!\n");
-        }
+            }
-        if (read_from_file(emummc_kip, emummc_kip_size, "atmosphere/emummc.kip") != emummc_kip_size) {
+        } else {
-            fatal_error("[NXBOOT] Could not read the emummc kip!\n");
+            /* Use embedded copy. */
+            emummc_size = emummc_kip_size;
+            emummc = memalign(0x100, emummc_size);
+
+            if (emummc == NULL) {
+                fatal_error("[NXBOOT] Out of memory!\n");
+            }
+
+            memcpy(emummc, emummc_kip, emummc_size);
         }
     }
 
@@ -694,7 +703,7 @@ uint32_t nxboot_main(void) {
     print(SCREEN_LOG_LEVEL_INFO, u8"[NXBOOT] Configured Stratosphere...\n");
 
     /* Patch package2, adding Thermosphère + custom KIPs. */
-    package2_rebuild_and_copy(package2, MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware, emummc_kip, emummc_kip_size);
+    package2_rebuild_and_copy(package2, MAILBOX_EXOSPHERE_CONFIGURATION->target_firmware, emummc, emummc_size);
 
     /* Set detected FS version. */
     MAILBOX_EXOSPHERE_CONFIGURATION->emummc_cfg.base_cfg.fs_version = stratosphere_get_fs_version();

fusee/fusee-secondary/src/start.s

@@ -93,6 +93,7 @@ _metadata:
 #define CONTENT_TYPE_SP2 5
 #define CONTENT_TYPE_KIP 6
 #define CONTENT_TYPE_BMP 7
+#define CONTENT_TYPE_EMC 8
 
 _content_headers:
 /* ams_mitm content header */
@@ -191,6 +192,14 @@ _content_headers:
 .asciz "spl"
 .align 5
 
+/* emummc content header */
+.word __emummc_kip_start__
+.word __emummc_kip_size__
+.word CONTENT_TYPE_EMC
+.word 0xCCCCCCCC
+.asciz "emummc"
+.align 5
+
 /* splash_screen content header */
 .word __splash_screen_bmp_start__
 .word __splash_screen_bmp_size__