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[bootloader] Small fixes

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This commit is contained in:
Laury
2022-04-27 21:59:33 +02:00
parent 7f8e6a6b87
commit 7d61e236df
19 changed files with 112 additions and 129 deletions
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1
bootloader/Makefile
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@@ -46,4 +46,3 @@ bootloader_images = $(addprefix bootloader/, \
bootloader_src += $(ion_src) $(simple_kandinsky_src) $(liba_src) $(libaxx_src) $(bootloader_images) bootloader_src += $(ion_src) $(simple_kandinsky_src) $(liba_src) $(libaxx_src) $(bootloader_images)
$(eval $(call depends_on_image,bootloader/interface/static/interface.cpp,$(bootloader_images))) $(eval $(call depends_on_image,bootloader/interface/static/interface.cpp,$(bootloader_images)))
$(eval $(call depends_on_image,bootloader/interface/src/menu.cpp,$(bootloader_images)))

6
bootloader/boot.cpp
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@@ -39,7 +39,7 @@ void Boot::setMode(BootMode mode) {
void Boot::busError() { void Boot::busError() {
Ion::Device::Flash::ClearInternalFlashErrors(); Ion::Device::Flash::ClearInternalFlashErrors();
asm("mov r12, lr"); asm("mov r12, lr");
if (config()->isBooting()) { if (config()->isBooting()) { // Bus error is normal if we are booting, it's triggered when we lock OPTCR
asm("mov lr, r12"); asm("mov lr, r12");
asm("bx lr"); asm("bx lr");
} }
@@ -122,7 +122,7 @@ void Boot::bootSlot(Bootloader::Slot s) {
void Boot::bootSelectedSlot() { void Boot::bootSelectedSlot() {
lockInternal(); lockInternal();
config()->setBooting(true); config()->setBooting(true);
Ion::Device::Flash::EnableInternalSessionLock(); Ion::Device::Flash::LockInternalFlashForSession();
config()->slot()->boot(); config()->slot()->boot();
} }
@@ -181,7 +181,7 @@ void Boot::lockInternal() {
Ion::Device::Flash::EnableInternalProtection(); Ion::Device::Flash::EnableInternalProtection();
} }
void Boot::enableFlashIntr() { void Boot::EnableInternalFlashInterrupt() {
Ion::Device::Flash::EnableInternalFlashInterrupt(); Ion::Device::Flash::EnableInternalFlashInterrupt();
} }

2
bootloader/boot.h
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@@ -51,7 +51,7 @@ public:
static void bootloader(); static void bootloader();
static void lockInternal(); static void lockInternal();
static void enableFlashIntr(); static void EnableInternalFlashInterrupt();
}; };

20
bootloader/interface/menus/about.cpp
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@@ -6,15 +6,15 @@ Bootloader::AboutMenu::AboutMenu() : Menu(KDColorBlack, KDColorWhite, Messages::
} }
void Bootloader::AboutMenu::setup() { void Bootloader::AboutMenu::setup() {
m_default_columns[0] = Column(Messages::aboutMessage1, k_small_font, 0, true); m_defaultColumns[0] = Column(Messages::aboutMessage1, k_small_font, 0, true);
m_default_columns[1] = Column(Messages::aboutMessage2, k_small_font, 0, true); m_defaultColumns[1] = Column(Messages::aboutMessage2, k_small_font, 0, true);
m_default_columns[2] = Column(Messages::aboutMessage3, k_small_font, 0, true); m_defaultColumns[2] = Column(Messages::aboutMessage3, k_small_font, 0, true);
m_default_columns[3] = Column(Messages::aboutMessage4, k_small_font, 0, true); m_defaultColumns[3] = Column(Messages::aboutMessage4, k_small_font, 0, true);
m_default_columns[4] = Column(Messages::aboutMessage5, k_small_font, 0, true); m_defaultColumns[4] = Column(Messages::aboutMessage5, k_small_font, 0, true);
m_columns[0] = ColumnBinder(&m_default_columns[0]); m_columns[0] = ColumnBinder(&m_defaultColumns[0]);
m_columns[1] = ColumnBinder(&m_default_columns[1]); m_columns[1] = ColumnBinder(&m_defaultColumns[1]);
m_columns[2] = ColumnBinder(&m_default_columns[2]); m_columns[2] = ColumnBinder(&m_defaultColumns[2]);
m_columns[3] = ColumnBinder(&m_default_columns[3]); m_columns[3] = ColumnBinder(&m_defaultColumns[3]);
m_columns[4] = ColumnBinder(&m_default_columns[4]); m_columns[4] = ColumnBinder(&m_defaultColumns[4]);
} }

12
bootloader/interface/menus/crash.cpp
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@@ -5,13 +5,13 @@ Bootloader::CrashMenu::CrashMenu(const char * err) : Menu(KDColorBlack, KDColorW
} }
void Bootloader::CrashMenu::setup() { void Bootloader::CrashMenu::setup() {
m_default_columns[0] = Column(m_error, k_large_font, 0, true); m_defaultColumns[0] = Column(m_error, k_large_font, 0, true);
m_default_columns[1] = Column(Bootloader::Messages::bootloaderCrashMessage1, k_small_font, 0, true); m_defaultColumns[1] = Column(Bootloader::Messages::bootloaderCrashMessage1, k_small_font, 0, true);
m_default_columns[2] = Column(Bootloader::Messages::bootloaderCrashMessage2, k_small_font, 0, true); m_defaultColumns[2] = Column(Bootloader::Messages::bootloaderCrashMessage2, k_small_font, 0, true);
m_columns[0] = ColumnBinder(&m_default_columns[0]); m_columns[0] = ColumnBinder(&m_defaultColumns[0]);
m_columns[1] = ColumnBinder(&m_default_columns[1]); m_columns[1] = ColumnBinder(&m_defaultColumns[1]);
m_columns[2] = ColumnBinder(&m_default_columns[2]); m_columns[2] = ColumnBinder(&m_defaultColumns[2]);
} }
void Bootloader::CrashMenu::postOpen() { void Bootloader::CrashMenu::postOpen() {

4
bootloader/interface/menus/dfu.cpp
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@@ -7,9 +7,9 @@ Bootloader::DfuMenu::DfuMenu(const char * text, const USBData * data) : Menu(KDC
} }
void Bootloader::DfuMenu::setup() { void Bootloader::DfuMenu::setup() {
m_default_columns[0] = Column(m_submenuText, k_small_font, 0, true); m_defaultColumns[0] = Column(m_submenuText, k_small_font, 0, true);
m_columns[0] = ColumnBinder(&m_default_columns[0]); m_columns[0] = ColumnBinder(&m_defaultColumns[0]);
} }
void Bootloader::DfuMenu::postOpen() { void Bootloader::DfuMenu::postOpen() {

22
bootloader/interface/menus/home.cpp
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@@ -93,17 +93,15 @@ void Bootloader::HomeMenu::setup() {
Slot Khi = Slot::Khi(); Slot Khi = Slot::Khi();
Slot B = Slot::B(); Slot B = Slot::B();
m_slot_columns[0] = SlotColumn(getSlotText(A), getKernelText(A), getSlotOsText(A), getVersionText(A), Ion::Keyboard::Key::One, k_small_font, 10, false, &slotA_submenu); m_slotColumns[0] = SlotColumn(getSlotText(A), getKernelText(A), getSlotOsText(A), getVersionText(A), Ion::Keyboard::Key::One, k_small_font, 10, false, &slotA_submenu);
m_slot_columns[1] = SlotColumn(getSlotText(Khi), getKernelText(Khi), getSlotOsText(Khi), getVersionText(Khi), Ion::Keyboard::Key::Two, k_small_font, 10, false, &slotKhi_submenu); m_slotColumns[1] = SlotColumn(getSlotText(Khi), getKernelText(Khi), getSlotOsText(Khi), getVersionText(Khi), Ion::Keyboard::Key::Two, k_small_font, 10, false, &slotKhi_submenu);
m_slot_columns[2] = SlotColumn(getSlotText(B), getKernelText(B), getSlotOsText(B), getVersionText(B), Ion::Keyboard::Key::Three, k_small_font, 10, false, &slotB_submenu); m_slotColumns[2] = SlotColumn(getSlotText(B), getKernelText(B), getSlotOsText(B), getVersionText(B), Ion::Keyboard::Key::Three, k_small_font, 10, false, &slotB_submenu);
m_default_columns[0] = Column(Messages::homeInstallerSubmenu, Ion::Keyboard::Key::Four, k_small_font, 10, false, &installer_submenu); m_defaultColumns[0] = Column(Messages::homeInstallerSubmenu, Ion::Keyboard::Key::Four, k_small_font, 10, false, &installer_submenu);
m_default_columns[1] = Column(Messages::homeAboutSubmenu, Ion::Keyboard::Key::Five, k_small_font, 10, false, &about_submenu); m_defaultColumns[1] = Column(Messages::homeAboutSubmenu, Ion::Keyboard::Key::Five, k_small_font, 10, false, &about_submenu);
m_columns[0] = ColumnBinder(&m_slot_columns[0]);
m_columns[1] = ColumnBinder(&m_slot_columns[1]);
m_columns[2] = ColumnBinder(&m_slot_columns[2]);
m_columns[3] = ColumnBinder(&m_default_columns[0]);
m_columns[4] = ColumnBinder(&m_default_columns[1]);
m_columns[0] = ColumnBinder(&m_slotColumns[0]);
m_columns[1] = ColumnBinder(&m_slotColumns[1]);
m_columns[2] = ColumnBinder(&m_slotColumns[2]);
m_columns[3] = ColumnBinder(&m_defaultColumns[0]);
m_columns[4] = ColumnBinder(&m_defaultColumns[1]);
} }

1
bootloader/interface/menus/home.h
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@@ -22,7 +22,6 @@ namespace Bootloader {
const char * getSlotText(Slot slot); const char * getSlotText(Slot slot);
const char * getKernelText(Slot slot); const char * getKernelText(Slot slot);
const char * getVersionText(Slot slot); const char * getVersionText(Slot slot);
}; };
} }

12
bootloader/interface/menus/installer.cpp
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@@ -31,11 +31,11 @@ bool bootloaderSubmenu() {
} }
void Bootloader::InstallerMenu::setup() { void Bootloader::InstallerMenu::setup() {
m_default_columns[0] = Column(Messages::installerText1, k_large_font, 0, true); m_defaultColumns[0] = Column(Messages::installerText1, k_large_font, 0, true);
m_default_columns[1] = Column(Messages::installerSlotsSubmenu, Ion::Keyboard::Key::One, k_small_font, 30, false, &slotsSubmenu); m_defaultColumns[1] = Column(Messages::installerSlotsSubmenu, Ion::Keyboard::Key::One, k_small_font, 30, false, &slotsSubmenu);
m_default_columns[2] = Column(Messages::installerBootloaderSubmenu, Ion::Keyboard::Key::Two, k_small_font, 30, false, &bootloaderSubmenu); m_defaultColumns[2] = Column(Messages::installerBootloaderSubmenu, Ion::Keyboard::Key::Two, k_small_font, 30, false, &bootloaderSubmenu);
m_columns[0] = ColumnBinder(&m_default_columns[0]); m_columns[0] = ColumnBinder(&m_defaultColumns[0]);
m_columns[1] = ColumnBinder(&m_default_columns[1]); m_columns[1] = ColumnBinder(&m_defaultColumns[1]);
m_columns[2] = ColumnBinder(&m_default_columns[2]); m_columns[2] = ColumnBinder(&m_defaultColumns[2]);
} }

20
bootloader/interface/menus/slot_recovery.cpp
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@@ -6,17 +6,17 @@ Bootloader::SlotRecoveryMenu::SlotRecoveryMenu(USBData * usb) : Menu(KDColorBlac
} }
void Bootloader::SlotRecoveryMenu::setup() { void Bootloader::SlotRecoveryMenu::setup() {
m_default_columns[0] = Column(Messages::recoveryMessage1, k_small_font, 0, true); m_defaultColumns[0] = Column(Messages::recoveryMessage1, k_small_font, 0, true);
m_default_columns[1] = Column(Messages::recoveryMessage2, k_small_font, 0, true); m_defaultColumns[1] = Column(Messages::recoveryMessage2, k_small_font, 0, true);
m_default_columns[2] = Column(Messages::recoveryMessage3, k_small_font, 0, true); m_defaultColumns[2] = Column(Messages::recoveryMessage3, k_small_font, 0, true);
m_default_columns[3] = Column(Messages::recoveryMessage4, k_small_font, 0, true); m_defaultColumns[3] = Column(Messages::recoveryMessage4, k_small_font, 0, true);
m_default_columns[4] = Column(Messages::recoveryMessage5, k_small_font, 0, true); m_defaultColumns[4] = Column(Messages::recoveryMessage5, k_small_font, 0, true);
m_columns[0] = ColumnBinder(&m_default_columns[0]); m_columns[0] = ColumnBinder(&m_defaultColumns[0]);
m_columns[1] = ColumnBinder(&m_default_columns[1]); m_columns[1] = ColumnBinder(&m_defaultColumns[1]);
m_columns[2] = ColumnBinder(&m_default_columns[2]); m_columns[2] = ColumnBinder(&m_defaultColumns[2]);
m_columns[3] = ColumnBinder(&m_default_columns[3]); m_columns[3] = ColumnBinder(&m_defaultColumns[3]);
m_columns[4] = ColumnBinder(&m_default_columns[4]); m_columns[4] = ColumnBinder(&m_defaultColumns[4]);
} }
void Bootloader::SlotRecoveryMenu::postOpen() { void Bootloader::SlotRecoveryMenu::postOpen() {

24
bootloader/interface/menus/warning.cpp
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@@ -19,17 +19,17 @@ bool backoff() {
} }
void Bootloader::WarningMenu::setup() { void Bootloader::WarningMenu::setup() {
m_default_columns[0] = Column(Messages::epsilonWarningMessage1, k_small_font, 0, true); m_defaultColumns[0] = Column(Messages::epsilonWarningMessage1, k_small_font, 0, true);
m_default_columns[1] = Column(Messages::epsilonWarningMessage2, k_small_font, 0, true); m_defaultColumns[1] = Column(Messages::epsilonWarningMessage2, k_small_font, 0, true);
m_default_columns[2] = Column(Messages::epsilonWarningMessage3, k_small_font, 0, true); m_defaultColumns[2] = Column(Messages::epsilonWarningMessage3, k_small_font, 0, true);
m_default_columns[3] = Column(Messages::epsilonWarningMessage4, k_small_font, 0, true); m_defaultColumns[3] = Column(Messages::epsilonWarningMessage4, k_small_font, 0, true);
m_default_columns[4] = Column(Messages::epsilonWarningMessage5, Ion::Keyboard::Key::EXE, k_small_font, 0, true, &proceed); m_defaultColumns[4] = Column(Messages::epsilonWarningMessage5, Ion::Keyboard::Key::EXE, k_small_font, 0, true, &proceed);
m_default_columns[5] = Column(Messages::epsilonWarningMessage6, Ion::Keyboard::Key::Back, k_small_font, 0, true, &backoff); m_defaultColumns[5] = Column(Messages::epsilonWarningMessage6, Ion::Keyboard::Key::Back, k_small_font, 0, true, &backoff);
m_columns[0] = ColumnBinder(&m_default_columns[0]); m_columns[0] = ColumnBinder(&m_defaultColumns[0]);
m_columns[1] = ColumnBinder(&m_default_columns[1]); m_columns[1] = ColumnBinder(&m_defaultColumns[1]);
m_columns[2] = ColumnBinder(&m_default_columns[2]); m_columns[2] = ColumnBinder(&m_defaultColumns[2]);
m_columns[3] = ColumnBinder(&m_default_columns[3]); m_columns[3] = ColumnBinder(&m_defaultColumns[3]);
m_columns[4] = ColumnBinder(&m_default_columns[4]); m_columns[4] = ColumnBinder(&m_defaultColumns[4]);
m_columns[5] = ColumnBinder(&m_default_columns[5]); m_columns[5] = ColumnBinder(&m_defaultColumns[5]);
} }

6
bootloader/interface/src/menu.h
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@@ -12,7 +12,7 @@ namespace Bootloader {
Menu(KDColor forground, KDColor background, const char * title) : Menu(forground, background, title, nullptr) {}; Menu(KDColor forground, KDColor background, const char * title) : Menu(forground, background, title, nullptr) {};
Menu(KDColor forground, KDColor background, const char * title, const char * bottom) : Menu(forground, background, title, bottom, false) {}; Menu(KDColor forground, KDColor background, const char * title, const char * bottom) : Menu(forground, background, title, bottom, false) {};
Menu(KDColor forground, KDColor background, const char * title, const char * bottom, bool centerY) : Menu(forground, background, title, bottom, centerY, k_columns_margin) {}; Menu(KDColor forground, KDColor background, const char * title, const char * bottom, bool centerY) : Menu(forground, background, title, bottom, centerY, k_columns_margin) {};
Menu(KDColor forground, KDColor background, const char * title, const char * bottom, bool centerY, int margin) : m_columns(), m_default_columns(), m_slot_columns(), m_background(background), m_title(title), m_foreground(forground), m_bottom(bottom), m_centerY(centerY), m_forced_exit(false), m_margin(margin) { Menu(KDColor forground, KDColor background, const char * title, const char * bottom, bool centerY, int margin) : m_columns(), m_defaultColumns(), m_slotColumns(), m_background(background), m_title(title), m_foreground(forground), m_bottom(bottom), m_centerY(centerY), m_forced_exit(false), m_margin(margin) {
setup(); setup();
} }
static const int k_columns_margin = 5; static const int k_columns_margin = 5;
@@ -110,8 +110,8 @@ namespace Bootloader {
protected: protected:
ColumnBinder m_columns[k_max_columns]; ColumnBinder m_columns[k_max_columns];
// Columns Storage // Columns Storage
Column m_default_columns[k_max_columns]; Column m_defaultColumns[k_max_columns];
SlotColumn m_slot_columns[k_max_columns]; SlotColumn m_slotColumns[k_max_columns];
KDColor m_background; KDColor m_background;
KDColor m_foreground; KDColor m_foreground;
const char * m_title; const char * m_title;

10
bootloader/interface/static/interface.cpp
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@@ -39,12 +39,15 @@ void Interface::drawImage(KDContext * ctx, const Image * image, int offset) {
void Interface::drawFlasher() { void Interface::drawFlasher() {
KDContext * ctx = KDIonContext::sharedContext(); KDContext * ctx = KDIonContext::sharedContext();
ctx->fillRect(KDRect(0, 0, 320, 240), KDColorWhite); ctx->fillRect(KDRect(0, 0, 320, 240), KDColorWhite);
drawImage(ctx, ImageStore::Computer, 25); drawImage(ctx, ImageStore::Computer, 25);
KDSize fontSize = KDFont::LargeFont->glyphSize(); KDSize fontSize = KDFont::LargeFont->glyphSize();
int initPos = (320 - fontSize.width() * strlen(Messages::mainTitle)) / 2; int initPos = (320 - fontSize.width() * strlen(Messages::mainTitle)) / 2;
ctx->drawString(Messages::mainTitle, KDPoint(initPos, ImageStore::Computer->height() + fontSize.height() + 10), KDFont::LargeFont, KDColorBlack, KDColorWhite); ctx->drawString(Messages::mainTitle, KDPoint(initPos, ImageStore::Computer->height() + 25 + 10), KDFont::LargeFont, KDColorBlack, KDColorWhite);
int y = ImageStore::Computer->height() + (KDFont::LargeFont->glyphSize().height() + 10) + (KDFont::SmallFont->glyphSize().height() + 10);
int y = ImageStore::Computer->height() + 25 + 10 + (KDFont::SmallFont->glyphSize().height() + 10);
initPos = (320 - KDFont::SmallFont->glyphSize().width() * strlen(Messages::dfuSlotsUpdate)) / 2; initPos = (320 - KDFont::SmallFont->glyphSize().width() * strlen(Messages::dfuSlotsUpdate)) / 2;
ctx->drawString(Messages::dfuSlotsUpdate, KDPoint(initPos, y), KDFont::SmallFont, KDColorBlack, KDColorWhite); ctx->drawString(Messages::dfuSlotsUpdate, KDPoint(initPos, y), KDFont::SmallFont, KDColorBlack, KDColorWhite);
} }
@@ -56,9 +59,10 @@ void Interface::drawLoading() {
Ion::Timing::msleep(250); Ion::Timing::msleep(250);
KDSize fontSize = KDFont::LargeFont->glyphSize(); KDSize fontSize = KDFont::LargeFont->glyphSize();
int initPos = (320 - fontSize.width() * strlen(Messages::mainTitle)) / 2; int initPos = (320 - fontSize.width() * strlen(Messages::mainTitle)) / 2;
for (uint8_t i = 0; i < strlen(Messages::mainTitle); i++) { for (uint8_t i = 0; i < strlen(Messages::mainTitle); i++) {
char tmp[2] = {Messages::mainTitle[i], '\0'}; char tmp[2] = {Messages::mainTitle[i], '\0'};
ctx->drawString(tmp, KDPoint(initPos + i * (fontSize.width()), ImageStore::Computer->height() + fontSize.height() + 10), KDFont::LargeFont, KDColorBlack, KDColorWhite); ctx->drawString(tmp, KDPoint(initPos + i * (fontSize.width()), ImageStore::Computer->height() + 25 + 10), KDFont::LargeFont, KDColorBlack, KDColorWhite);
Ion::Timing::msleep(50); Ion::Timing::msleep(50);
} }
Ion::Timing::msleep(500); Ion::Timing::msleep(500);

2
build/targets.device.n0110.mak
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@@ -1,7 +1,7 @@
HANDY_TARGETS += test.external_flash.write test.external_flash.read bootloader HANDY_TARGETS += test.external_flash.write test.external_flash.read bootloader
$(BUILD_DIR)/test.external_flash.%.$(EXE): LDSCRIPT = ion/test/device/n0110/external_flash_tests.ld $(BUILD_DIR)/test.external_flash.%.$(EXE): LDSCRIPT = ion/test/device/n0110/external_flash_tests.ld
test_external_flash_src = $(ion_src) $(liba_src) $(libaxx_src) $(default_kandinsky_src) $(poincare_src) $(ion_device_dfu_relogated_src) $(runner_src) test_external_flash_src = $(ion_src) $(liba_src) $(libaxx_src) $(default_kandinsky_src) $(poincare_src) $(ion_device_dfu_relegated_src) $(runner_src)
$(BUILD_DIR)/test.external_flash.read.$(EXE): $(BUILD_DIR)/quiz/src/test_ion_external_flash_read_symbols.o $(call object_for,$(test_external_flash_src) $(test_ion_external_flash_read_src)) $(BUILD_DIR)/test.external_flash.read.$(EXE): $(BUILD_DIR)/quiz/src/test_ion_external_flash_read_symbols.o $(call object_for,$(test_external_flash_src) $(test_ion_external_flash_read_src))
$(BUILD_DIR)/test.external_flash.write.$(EXE): $(BUILD_DIR)/quiz/src/test_ion_external_flash_write_symbols.o $(call object_for,$(test_external_flash_src) $(test_ion_external_flash_write_src)) $(BUILD_DIR)/test.external_flash.write.$(EXE): $(BUILD_DIR)/quiz/src/test_ion_external_flash_write_symbols.o $(call object_for,$(test_external_flash_src) $(test_ion_external_flash_write_src))

1
ion/include/ion.h
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@@ -16,7 +16,6 @@
#include <ion/storage.h> #include <ion/storage.h>
#include <ion/timing.h> #include <ion/timing.h>
#include <ion/usb.h> #include <ion/usb.h>
#include <ion/flash.h>
#include <ion/unicode/utf8_decoder.h> #include <ion/unicode/utf8_decoder.h>
#include <ion/unicode/utf8_helper.h> #include <ion/unicode/utf8_helper.h>
#include <stdint.h> #include <stdint.h>

22
ion/include/ion/flash.h
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@@ -1,22 +0,0 @@
#ifndef ION_DEVICE_SHARED_FLASH_H
#define ION_DEVICE_SHARED_FLASH_H
#include <stddef.h>
#include <stdint.h>
namespace Ion {
namespace Device {
namespace Flash {
int TotalNumberOfSectors();
int SectorAtAddress(uint32_t address);
void MassErase();
void EraseSector(int i);
void WriteMemory(uint8_t * destination, uint8_t * source, size_t length);
}
}
}
#endif

2
ion/src/device/shared/drivers/flash.cpp
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@@ -62,7 +62,7 @@ void SetInternalSectorProtection(int i, bool protect) {
InternalFlash::SetSectorProtection(i, protect); InternalFlash::SetSectorProtection(i, protect);
} }
void EnableInternalSessionLock() { void LockInternalFlashForSession() {
InternalFlash::EnableSessionLock(); InternalFlash::EnableSessionLock();
} }

6
ion/src/device/shared/drivers/flash.h
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@@ -1,5 +1,5 @@
#ifndef ION_DEVICE_SHARED_FLASH_H #ifndef ION_DEVICE_SHARED_FLASH_DRIVER_H
#define ION_DEVICE_SHARED_FLASH_H #define ION_DEVICE_SHARED_FLASH_DRIVER_H
#include <stddef.h> #include <stddef.h>
#include <stdint.h> #include <stdint.h>
@@ -18,7 +18,7 @@ void WriteMemory(uint8_t * destination, uint8_t * source, size_t length);
void DisableInternalProtection(); void DisableInternalProtection();
void EnableInternalProtection(); void EnableInternalProtection();
void SetInternalSectorProtection(int i, bool protect); void SetInternalSectorProtection(int i, bool protect);
void EnableInternalSessionLock(); // Will cause BUSERR when enabled void LockInternalFlashForSession(); // Will cause BUSERR when enabled
void EnableInternalFlashInterrupt(); void EnableInternalFlashInterrupt();
void ClearInternalFlashErrors(); void ClearInternalFlashErrors();
void LockSlotA(); void LockSlotA();

6
ion/src/device/shared/drivers/internal_flash.cpp
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@@ -22,6 +22,7 @@ static inline void wait() {
static void open() { static void open() {
// Unlock the Flash configuration register if needed // Unlock the Flash configuration register if needed
if (FLASH.CR()->getLOCK()) { if (FLASH.CR()->getLOCK()) {
// https://www.numworks.com/resources/engineering/hardware/electrical/parts/stm32f730-arm-mcu-reference-manual-1b6e1356.pdf#page=82
FLASH.KEYR()->set(0x45670123); FLASH.KEYR()->set(0x45670123);
FLASH.KEYR()->set(0xCDEF89AB); FLASH.KEYR()->set(0xCDEF89AB);
} }
@@ -33,6 +34,7 @@ static void open() {
static void open_protection() { static void open_protection() {
if (FLASH.OPTCR()->getLOCK()) { if (FLASH.OPTCR()->getLOCK()) {
// https://www.numworks.com/resources/engineering/hardware/electrical/parts/stm32f730-arm-mcu-reference-manual-1b6e1356.pdf#page=82
FLASH.OPTKEYR()->set(0x08192A3B); FLASH.OPTKEYR()->set(0x08192A3B);
FLASH.OPTKEYR()->set(0x4C5D6E7F); FLASH.OPTKEYR()->set(0x4C5D6E7F);
} }
@@ -347,8 +349,12 @@ void SetSectorProtection(int i, bool protect) {
void EnableSessionLock() { void EnableSessionLock() {
if (FLASH.OPTCR()->getLOCK()) { if (FLASH.OPTCR()->getLOCK()) {
// writing bullshit to the lock register to lock it until next core reset // writing bullshit to the lock register to lock it until next core reset
// https://www.numworks.com/resources/engineering/hardware/electrical/parts/stm32f730-arm-mcu-reference-manual-1b6e1356.pdf#page=82
// > "In the event of an unsuccessful unlock operation, this bit remains set until the next reset."
FLASH.OPTKEYR()->set(0x00000000); FLASH.OPTKEYR()->set(0x00000000);
FLASH.OPTKEYR()->set(0xFFFFFFFF); FLASH.OPTKEYR()->set(0xFFFFFFFF);
// Now, a bus fault error is triggered
} }
} }