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fusee-secondary: add content metadata

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This commit is contained in:
Michael Scire 2019-02-24 20:22:38 -08:00
parent 3149b8a6fe
commit be772b40e1
4 changed files with 174 additions and 7 deletions
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3
Makefile
View File

@ -1,6 +1,7 @@
TOPTARGETS := all clean dist
AMSBRANCH := $(shell git symbolic-ref --short HEAD)
AMSREV := $(AMSBRANCH)-$(shell git rev-parse --short HEAD)
AMSHASH := $(shell git rev-parse --short HEAD)
AMSREV := $(AMSBRANCH)-$(AMSHASH)
ifneq (, $(strip $(shell git status --porcelain 2>/dev/null)))
AMSREV := $(AMSREV)-dirty

7
fusee/fusee-secondary/Makefile
View File

@ -13,7 +13,8 @@ AMS := $(TOPDIR)/../../
include $(DEVKITARM)/base_rules
AMSBRANCH := $(shell git symbolic-ref --short HEAD)
AMSREV := $(AMSBRANCH)-$(shell git rev-parse --short HEAD)
AMSHASH := $(shell git rev-parse --short HEAD)
AMSREV := $(AMSBRANCH)-$(AMSHASH)
ifneq (, $(strip $(shell git status --porcelain 2>/dev/null)))
AMSREV := $(AMSREV)-dirty
@ -43,7 +44,7 @@ INCLUDES := include ../../common/include
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -march=armv4t -mtune=arm7tdmi -marm
DEFINES := -D__BPMP__ -DFUSEE_STAGE2_SRC -DATMOSPHERE_GIT_BRANCH=\"$(AMSBRANCH)\" -DATMOSPHERE_GIT_REV=\"$(AMSREV)\"
DEFINES := -D__BPMP__ -DFUSEE_STAGE2_SRC -DATMOSPHERE_GIT_BRANCH=\"$(AMSBRANCH)\" -DATMOSPHERE_GIT_REV=\"$(AMSREV)\" -DATMOSPHERE_GIT_HASH=$(AMSHASH)
CFLAGS := \
-g \
@ -61,7 +62,7 @@ CFLAGS += $(INCLUDE)
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
ASFLAGS := -g $(ARCH)
ASFLAGS := -g $(ARCH) $(INCLUDE) $(DEFINES)
LDFLAGS = -specs=$(TOPDIR)/linker.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
LIBS :=

35
fusee/fusee-secondary/linker.ld
View File

@ -158,6 +158,9 @@ SECTIONS
. = ALIGN(32);
} >main
__data_end__ = ABSOLUTE(.);
PROVIDE (__total_size__ = (__data_end__ - __start__));
.bss (NOLOAD) :
{
. = ALIGN(32);
@ -211,4 +214,36 @@ SECTIONS
.debug_str 0 : { *(.debug_str) }
.debug_loc 0 : { *(.debug_loc) }
.debug_macinfo 0 : { *(.debug_macinfo) }
/* =======================
==== Embedded Data ====
======================= */
PROVIDE(__ams_mitm_kip_start__ = ams_mitm_kip - __start__);
PROVIDE(__ams_mitm_kip_size__ = ams_mitm_kip_end - ams_mitm_kip);
PROVIDE(__boot_100_kip_start__ = boot_100_kip - __start__);
PROVIDE(__boot_100_kip_size__ = boot_100_kip_end - boot_100_kip);
PROVIDE(__boot_200_kip_start__ = boot_200_kip - __start__);
PROVIDE(__boot_200_kip_size__ = boot_200_kip_end - boot_200_kip);
PROVIDE(__exosphere_bin_start__ = exosphere_bin - __start__);
PROVIDE(__exosphere_bin_size__ = exosphere_bin_end - exosphere_bin);
PROVIDE(__fusee_primary_bin_start__ = fusee_primary_bin - __start__);
PROVIDE(__fusee_primary_bin_size__ = fusee_primary_bin_end - fusee_primary_bin);
PROVIDE(__loader_kip_start__ = loader_kip - __start__);
PROVIDE(__loader_kip_size__ = loader_kip_end - loader_kip);
PROVIDE(__lp0fw_bin_start__ = lp0fw_bin - __start__);
PROVIDE(__lp0fw_bin_size__ = lp0fw_bin_end - lp0fw_bin);
PROVIDE(__pm_kip_start__ = pm_kip - __start__);
PROVIDE(__pm_kip_size__ = pm_kip_end - pm_kip);
PROVIDE(__rebootstub_bin_start__ = rebootstub_bin - __start__);
PROVIDE(__rebootstub_bin_size__ = rebootstub_bin_end - rebootstub_bin);
PROVIDE(__sept_primary_bin_start__ = sept_primary_bin - __start__);
PROVIDE(__sept_primary_bin_size__ = sept_primary_bin_end - sept_primary_bin);
PROVIDE(__sept_secondary_enc_start__ = sept_secondary_enc - __start__);
PROVIDE(__sept_secondary_enc_size__ = sept_secondary_enc_end - sept_secondary_enc);
PROVIDE(__sm_kip_start__ = sm_kip - __start__);
PROVIDE(__sm_kip_size__ = sm_kip_end - sm_kip);
PROVIDE(__splash_screen_bmp_start__ = splash_screen_bmp - __start__);
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);
}

136
fusee/fusee-secondary/src/start.s
View File

@ -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}
@ -61,6 +68,129 @@ _start:
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
.arm