boot2: move to separate process

This commit is contained in:
Michael Scire 2019-10-18 21:06:40 -07:00 committed by SciresM
parent 535e49a38d
commit 6abd756e0c
14 changed files with 427 additions and 31 deletions

View file

@ -50,6 +50,7 @@ dist: all
mkdir atmosphere-$(AMSVER)/atmosphere
mkdir atmosphere-$(AMSVER)/sept
mkdir atmosphere-$(AMSVER)/switch
mkdir -p atmosphere-$(AMSVER)/atmosphere/titles/0100000000000008
mkdir -p atmosphere-$(AMSVER)/atmosphere/titles/010000000000000D
mkdir -p atmosphere-$(AMSVER)/atmosphere/titles/0100000000000032
mkdir -p atmosphere-$(AMSVER)/atmosphere/titles/0100000000000034
@ -69,6 +70,7 @@ dist: all
cp common/defaults/system_settings.ini atmosphere-$(AMSVER)/atmosphere/system_settings.ini
cp -r common/defaults/kip_patches atmosphere-$(AMSVER)/atmosphere/kip_patches
cp -r common/defaults/hbl_html atmosphere-$(AMSVER)/atmosphere/hbl_html
cp stratosphere/boot2/boot2.nsp atmosphere-$(AMSVER)/atmosphere/titles/0100000000000008/exefs.nsp
cp stratosphere/dmnt/dmnt.nsp atmosphere-$(AMSVER)/atmosphere/titles/010000000000000D/exefs.nsp
cp stratosphere/eclct.stub/eclct.stub.nsp atmosphere-$(AMSVER)/atmosphere/titles/0100000000000032/exefs.nsp
cp stratosphere/fatal/fatal.nsp atmosphere-$(AMSVER)/atmosphere/titles/0100000000000034/exefs.nsp

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@ -1,4 +1,4 @@
MODULES := loader pm sm boot ams_mitm spl eclct.stub ro creport fatal dmnt
MODULES := loader pm sm boot ams_mitm spl eclct.stub ro creport fatal dmnt boot2
SUBFOLDERS := libstratosphere $(MODULES)

166
stratosphere/boot2/Makefile Normal file
View file

@ -0,0 +1,166 @@
#---------------------------------------------------------------------------------
.SUFFIXES:
#---------------------------------------------------------------------------------
ifeq ($(strip $(DEVKITPRO)),)
$(error "Please set DEVKITPRO in your environment. export DEVKITPRO=<path to>/devkitpro")
endif
TOPDIR ?= $(CURDIR)
include $(DEVKITPRO)/libnx/switch_rules
AMSBRANCH := $(shell git symbolic-ref --short HEAD)
AMSREV := $(AMSBRANCH)-$(shell git rev-parse --short HEAD)
ifneq (, $(strip $(shell git status --porcelain 2>/dev/null)))
AMSREV := $(AMSREV)-dirty
endif
#---------------------------------------------------------------------------------
# TARGET is the name of the output
# BUILD is the directory where object files & intermediate files will be placed
# SOURCES is a list of directories containing source code
# DATA is a list of directories containing data files
# INCLUDES is a list of directories containing header files
# EXEFS_SRC is the optional input directory containing data copied into exefs, if anything this normally should only contain "main.npdm".
#---------------------------------------------------------------------------------
TARGET := $(notdir $(CURDIR))
BUILD := build
SOURCES := source
DATA := data
INCLUDES := include ../../common/include
EXEFS_SRC := exefs_src
DEFINES := -DDISABLE_IPC -DATMOSPHERE_GIT_BRANCH=\"$(AMSBRANCH)\" -DATMOSPHERE_GIT_REV=\"$(AMSREV)\" -DINI_MAX_LINE=768
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -march=armv8-a -mtune=cortex-a57 -mtp=soft -fPIE
CFLAGS := -g -Wall -O2 -ffunction-sections \
$(ARCH) $(DEFINES)
CFLAGS += $(INCLUDE) -D__SWITCH__
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++17
ASFLAGS := -g $(ARCH)
LDFLAGS = -specs=$(DEVKITPRO)/libnx/switch.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)
LIBS := -lstratosphere -lnx
#---------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level containing
# include and lib
#---------------------------------------------------------------------------------
LIBDIRS := $(PORTLIBS) $(LIBNX) $(CURDIR)/../libstratosphere
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export TOPDIR := $(CURDIR)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
#---------------------------------------------------------------------------------
# use CXX for linking C++ projects, CC for standard C
#---------------------------------------------------------------------------------
ifeq ($(strip $(CPPFILES)),)
#---------------------------------------------------------------------------------
export LD := $(CC)
#---------------------------------------------------------------------------------
else
#---------------------------------------------------------------------------------
export LD := $(CXX)
#---------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------
export OFILES := $(addsuffix .o,$(BINFILES)) \
$(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
export BUILD_EXEFS_SRC := $(TOPDIR)/$(EXEFS_SRC)
ifeq ($(strip $(CONFIG_JSON)),)
jsons := $(wildcard *.json)
ifneq (,$(findstring $(TARGET).json,$(jsons)))
export APP_JSON := $(TOPDIR)/$(TARGET).json
else
ifneq (,$(findstring config.json,$(jsons)))
export APP_JSON := $(TOPDIR)/config.json
endif
endif
else
export APP_JSON := $(TOPDIR)/$(CONFIG_JSON)
endif
.PHONY: $(BUILD) clean all
#---------------------------------------------------------------------------------
all: $(BUILD)
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(TARGET).nsp $(TARGET).npdm $(TARGET).nso $(TARGET).elf
#---------------------------------------------------------------------------------
else
.PHONY: all
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
all : $(OUTPUT).nsp
ifeq ($(strip $(APP_JSON)),)
$(OUTPUT).nsp : $(OUTPUT).nso
else
$(OUTPUT).nsp : $(OUTPUT).nso $(OUTPUT).npdm
endif
$(OUTPUT).nso : $(OUTPUT).elf
$(OUTPUT).elf : $(OFILES)
#---------------------------------------------------------------------------------
# you need a rule like this for each extension you use as binary data
#---------------------------------------------------------------------------------
%.bin.o : %.bin
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
-include $(DEPENDS)
#---------------------------------------------------------------------------------------
endif
#---------------------------------------------------------------------------------------

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@ -0,0 +1,93 @@
{
"name": "boot2",
"title_id": "0x0100000000000008",
"title_id_range_min": "0x0100000000000008",
"title_id_range_max": "0x0100000000000008",
"main_thread_stack_size": "0x00004000",
"main_thread_priority": 48,
"default_cpu_id": 3,
"process_category": 0,
"is_retail": true,
"pool_partition": 2,
"is_64_bit": true,
"address_space_type": 1,
"filesystem_access": {
"permissions": "0xFFFFFFFFFFFFFFFF"
},
"service_host": [],
"service_access": ["fsp-srv", "gpio", "htc", "lr", "pm:bm", "pm:shell", "pm:info", "set:sys"],
"kernel_capabilities": [
{
"type": "kernel_flags",
"value": {
"highest_thread_priority": 63,
"lowest_thread_priority": 24,
"lowest_cpu_id": 3,
"highest_cpu_id": 3
}
},
{
"type": "syscalls",
"value": {
"svcSetHeapSize": "0x01",
"svcSetMemoryPermission": "0x02",
"svcSetMemoryAttribute": "0x03",
"svcMapMemory": "0x04",
"svcUnmapMemory": "0x05",
"svcQueryMemory": "0x06",
"svcExitProcess": "0x07",
"svcCreateThread": "0x08",
"svcStartThread": "0x09",
"svcExitThread": "0x0a",
"svcSleepThread": "0x0b",
"svcGetThreadPriority": "0x0c",
"svcSetThreadPriority": "0x0d",
"svcGetThreadCoreMask": "0x0e",
"svcSetThreadCoreMask": "0x0f",
"svcGetCurrentProcessorNumber": "0x10",
"svcSignalEvent": "0x11",
"svcClearEvent": "0x12",
"svcMapSharedMemory": "0x13",
"svcUnmapSharedMemory": "0x14",
"svcCreateTransferMemory": "0x15",
"svcCloseHandle": "0x16",
"svcResetSignal": "0x17",
"svcWaitSynchronization": "0x18",
"svcCancelSynchronization": "0x19",
"svcArbitrateLock": "0x1a",
"svcArbitrateUnlock": "0x1b",
"svcWaitProcessWideKeyAtomic": "0x1c",
"svcSignalProcessWideKey": "0x1d",
"svcGetSystemTick": "0x1e",
"svcConnectToNamedPort": "0x1f",
"svcSendSyncRequestLight": "0x20",
"svcSendSyncRequest": "0x21",
"svcSendSyncRequestWithUserBuffer": "0x22",
"svcSendAsyncRequestWithUserBuffer": "0x23",
"svcGetProcessId": "0x24",
"svcGetThreadId": "0x25",
"svcBreak": "0x26",
"svcOutputDebugString": "0x27",
"svcReturnFromException": "0x28",
"svcGetInfo": "0x29",
"svcWaitForAddress": "0x34",
"svcSignalToAddress": "0x35",
"svcCreateSession": "0x40",
"svcAcceptSession": "0x41",
"svcReplyAndReceiveLight": "0x42",
"svcReplyAndReceive": "0x43",
"svcReplyAndReceiveWithUserBuffer": "0x44",
"svcCreateEvent": "0x45",
"svcGetSystemInfo": "0x6f",
"svcCallSecureMonitor": "0x7f"
}
},
{
"type": "min_kernel_version",
"value": "0x0030"
}, {
"type": "handle_table_size",
"value": 128
}
]
}

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@ -0,0 +1,97 @@
/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* 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 <switch.h>
#include <atmosphere.h>
#include <stratosphere.hpp>
#include <stratosphere/boot2.hpp>
extern "C" {
extern u32 __start__;
u32 __nx_applet_type = AppletType_None;
u32 __nx_fs_num_sessions = 1;
u32 __nx_fsdev_direntry_cache_size = 1;
#define INNER_HEAP_SIZE 0x2000
size_t nx_inner_heap_size = INNER_HEAP_SIZE;
char nx_inner_heap[INNER_HEAP_SIZE];
void __libnx_initheap(void);
void __appInit(void);
void __appExit(void);
/* Exception handling. */
alignas(16) u8 __nx_exception_stack[0x1000];
u64 __nx_exception_stack_size = sizeof(__nx_exception_stack);
void __libnx_exception_handler(ThreadExceptionDump *ctx);
void __libstratosphere_exception_handler(AtmosphereFatalErrorContext *ctx);
}
sts::ncm::TitleId __stratosphere_title_id = sts::ncm::TitleId::Boot2;
void __libnx_exception_handler(ThreadExceptionDump *ctx) {
StratosphereCrashHandler(ctx);
}
void __libnx_initheap(void) {
void* addr = nx_inner_heap;
size_t size = nx_inner_heap_size;
/* Newlib */
extern char* fake_heap_start;
extern char* fake_heap_end;
fake_heap_start = (char*)addr;
fake_heap_end = (char*)addr + size;
}
using namespace sts;
void __appInit(void) {
hos::SetVersionForLibnx();
/* Initialize services we need. */
DoWithSmSession([&]() {
R_ASSERT(fsInitialize());
R_ASSERT(pmbmInitialize());
R_ASSERT(pminfoInitialize());
R_ASSERT(pmshellInitialize());
R_ASSERT(setsysInitialize());
R_ASSERT(gpioInitialize());
});
R_ASSERT(fsdevMountSdmc());
CheckAtmosphereVersion(CURRENT_ATMOSPHERE_VERSION);
}
void __appExit(void) {
fsdevUnmountAll();
gpioExit();
setsysExit();
pmshellExit();
pminfoExit();
pmbmExit();
fsExit();
}
int main(int argc, char **argv)
{
boot2::LaunchPostSdCardBootPrograms();
}

View file

@ -16,7 +16,7 @@ include $(DEVKITPRO)/libnx/switch_rules
# INCLUDES is a list of directories containing header files
#---------------------------------------------------------------------------------
TARGET := $(notdir $(CURDIR))
SOURCES := source source/ams source/os source/os/impl source/sf source/sf/cmif source/sf/hipc source/spl source/spl/smc source/updater source/patcher source/map source/rnd source/util source/sm source/cfg source/pm source/hid source/ldr source/kvdb
SOURCES := source source/ams source/os source/os/impl source/sf source/sf/cmif source/sf/hipc source/spl source/spl/smc source/updater source/patcher source/map source/rnd source/util source/sm source/cfg source/pm source/hid source/ldr source/kvdb source/boot2
DATA := data
INCLUDES := include

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@ -0,0 +1,20 @@
/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <switch.h>
#include "boot2/boot2_api.hpp"

View file

@ -21,6 +21,11 @@
namespace sts::boot2 {
/* Boot2 API. */
void LaunchBootPrograms();
/* Normally invoked by PM. */
void LaunchPreSdCardBootProgramsAndBoot2();
/* Normally invoked by boot2. */
void LaunchPostSdCardBootPrograms();
}

View file

@ -26,6 +26,8 @@ namespace sts::cfg {
void GetInitialProcessRange(os::ProcessId *out_min, os::ProcessId *out_max);
/* SD card configuration. */
bool IsSdCardRequiredServicesReady();
void WaitSdCardRequiredServicesReady();
bool IsSdCardInitialized();
void WaitSdCardInitialized();

View file

@ -19,7 +19,7 @@
#include <stratosphere/cfg.hpp>
#include <stratosphere/ldr.hpp>
#include <stratosphere/pm.hpp>
#include "boot2_api.hpp"
#include <stratosphere/boot2.hpp>
namespace sts::boot2 {
@ -183,9 +183,6 @@ namespace sts::boot2 {
bool IsMaintenanceMode() {
/* Contact set:sys, retrieve boot!force_maintenance. */
{
auto set_sys_holder = sm::ScopedServiceHolder<setsysInitialize, setsysExit>();
R_ASSERT(set_sys_holder.GetResult());
u8 force_maintenance = 1;
u64 size_out;
setsysGetSettingsItemValue("boot", "force_maintenance", &force_maintenance, sizeof(force_maintenance), &size_out);
@ -196,9 +193,6 @@ namespace sts::boot2 {
/* Contact GPIO, read plus/minus buttons. */
{
auto gpio_holder = sm::ScopedServiceHolder<gpioInitialize, gpioExit>();
R_ASSERT(gpio_holder.GetResult());
return GetGpioPadLow(GpioPadName_ButtonVolUp) && GetGpioPadLow(GpioPadName_ButtonVolDown);
}
}
@ -306,16 +300,18 @@ namespace sts::boot2 {
}
/* Boot2 API. */
void LaunchBootPrograms() {
void LaunchPreSdCardBootProgramsAndBoot2() {
/* This code is normally run by PM. */
/* Wait until fs.mitm has installed itself. We want this to happen as early as possible. */
R_ASSERT(sm::mitm::WaitMitm(sm::ServiceName::Encode("fsp-srv")));
/* Launch programs required to mount the SD card. */
LaunchList(PreSdCardLaunchPrograms, NumPreSdCardLaunchPrograms);
/* At this point, the SD card can be mounted. */
cfg::WaitSdCardInitialized();
R_ASSERT(fsdevMountSdmc());
/* Wait for the SD card required services to be ready. */
cfg::WaitSdCardRequiredServicesReady();
/* Wait for other atmosphere mitm modules to initialize. */
R_ASSERT(sm::mitm::WaitMitm(sm::ServiceName::Encode("set:sys")));
@ -325,6 +321,13 @@ namespace sts::boot2 {
R_ASSERT(sm::mitm::WaitMitm(sm::ServiceName::Encode("bpc:c")));
}
/* Launch Atmosphere boot2, using FsStorageId_None to force SD card boot. */
LaunchTitle(nullptr, ncm::TitleLocation::Make(ncm::TitleId::Boot2, ncm::StorageId::None), 0);
}
void LaunchPostSdCardBootPrograms() {
/* This code is normally run by boot2. */
/* Find out whether we are maintenance mode. */
const bool maintenance = IsMaintenanceMode();
if (maintenance) {
@ -350,9 +353,6 @@ namespace sts::boot2 {
/* Launch user programs off of the SD. */
LaunchFlaggedProgramsOnSdCard();
/* We no longer need the SD card. */
fsdevUnmountAll();
}
}

View file

@ -38,7 +38,7 @@ namespace sts::cfg {
FsFileSystem g_sd_card_filesystem = {};
/* SD card helpers. */
Result TryInitializeSdCard() {
Result CheckSdCardServicesReady() {
for (size_t i = 0; i < NumRequiredServicesForSdCardAccess; i++) {
bool service_present = false;
R_TRY(sm::HasService(&service_present, RequiredServicesForSdCardAccess[i]));
@ -47,15 +47,24 @@ namespace sts::cfg {
}
}
return ResultSuccess;
}
void WaitSdCardServicesReadyImpl() {
for (size_t i = 0; i < NumRequiredServicesForSdCardAccess; i++) {
R_ASSERT(sm::WaitService(RequiredServicesForSdCardAccess[i]));
}
}
Result TryInitializeSdCard() {
R_TRY(CheckSdCardServicesReady());
R_ASSERT(fsMountSdcard(&g_sd_card_filesystem));
g_sd_card_initialized = true;
return ResultSuccess;
}
void InitializeSdCard() {
for (size_t i = 0; i < NumRequiredServicesForSdCardAccess; i++) {
R_ASSERT(sm::WaitService(RequiredServicesForSdCardAccess[i]));
}
WaitSdCardServicesReadyImpl();
R_ASSERT(fsMountSdcard(&g_sd_card_filesystem));
g_sd_card_initialized = true;
}
@ -63,6 +72,14 @@ namespace sts::cfg {
}
/* SD card utilities. */
bool IsSdCardRequiredServicesReady() {
return R_SUCCEEDED(CheckSdCardServicesReady());
}
void WaitSdCardRequiredServicesReady() {
WaitSdCardServicesReadyImpl();
}
bool IsSdCardInitialized() {
std::scoped_lock lk(g_sd_card_lock);

View file

@ -26,7 +26,7 @@ endif
#---------------------------------------------------------------------------------
TARGET := $(notdir $(CURDIR))
BUILD := build
SOURCES := source source/impl source/boot2
SOURCES := source source/impl
DATA := data
INCLUDES := include ../../common/include
EXEFS_SRC := exefs_src

View file

@ -15,6 +15,7 @@
*/
#include <atomic>
#include <stratosphere/boot2.hpp>
#include <stratosphere/spl.hpp>
#include <stratosphere/ldr/ldr_pm_api.hpp>
#include <stratosphere/sm/sm_manager_api.hpp>
@ -24,8 +25,6 @@
#include "pm_process_info.hpp"
#include "../boot2/boot2_api.hpp"
namespace sts::pm::impl {
namespace {
@ -732,7 +731,7 @@ namespace sts::pm::impl {
Result NotifyBootFinished() {
static bool g_has_boot_finished = false;
if (!g_has_boot_finished) {
boot2::LaunchBootPrograms();
boot2::LaunchPreSdCardBootProgramsAndBoot2();
g_has_boot_finished = true;
g_boot_finished_event.Signal();
}

View file

@ -35,10 +35,8 @@ extern "C" {
extern u32 __start__;
u32 __nx_applet_type = AppletType_None;
u32 __nx_fs_num_sessions = 1;
u32 __nx_fsdev_direntry_cache_size = 1;
#define INNER_HEAP_SIZE 0x4000
#define INNER_HEAP_SIZE 0x2000
size_t nx_inner_heap_size = INNER_HEAP_SIZE;
char nx_inner_heap[INNER_HEAP_SIZE];
@ -150,7 +148,6 @@ void __appInit(void) {
R_ASSERT(lrInitialize());
R_ASSERT(ldrPmInitialize());
R_ASSERT(splInitialize());
R_ASSERT(fsInitialize());
});
CheckAtmosphereVersion(CURRENT_ATMOSPHERE_VERSION);
@ -158,8 +155,6 @@ void __appInit(void) {
void __appExit(void) {
/* Cleanup services. */
fsdevUnmountAll();
fsExit();
splExit();
ldrPmExit();
lrExit();