trezorhal: don't set SCB->VTOR in SystemInit

Makefile

@@ -44,19 +44,19 @@ testpy: ## run selected unit tests from python-trezor
 
 build: build_bootloader build_loader build_firmware build_unix build_cross ## build all
 
-build_bootloader: vendor ## build bootloader
+build_bootloader: ## build bootloader
 	$(MAKE) -f Makefile.bootloader $(TREZORHAL_PORT_OPTS)
 
-build_loader: vendor ## build loader
+build_loader: ## build loader
 	$(MAKE) -f Makefile.loader $(TREZORHAL_PORT_OPTS)
 
-build_firmware: vendor res build_cross ## build firmware with frozen modules
+build_firmware: res build_cross ## build firmware with frozen modules
 	$(MAKE) -f Makefile.firmware $(TREZORHAL_PORT_OPTS)
 
-build_unix: vendor ## build unix port
+build_unix: ## build unix port
 	$(MAKE) -f ../../../micropython/unix/Makefile -C vendor/micropython/unix $(UNIX_PORT_OPTS)
 
-build_cross: vendor ## build mpy-cross port
+build_cross: ## build mpy-cross port
 	$(MAKE) -C vendor/micropython/mpy-cross $(CROSS_PORT_OPTS)
 
 ## clean commands:

micropython/bootloader/crypto.c

@@ -5,8 +5,6 @@
 
 #include "crypto.h"
 
-#define FLASH_BASE 0x08000000
-
 bool parse_header(const uint8_t *data, uint32_t *codelen, uint8_t *sigidx, uint8_t *sig)
 {
     uint32_t magic;

micropython/bootloader/main.c

@@ -8,8 +8,6 @@
 #include "display.h"
 #include "sdcard.h"
 
-#define LOADER_START   0x08010000
-
 #define BOOTLOADER_FGCOLOR 0xFFFF
 #define BOOTLOADER_BGCOLOR 0x0000
 
@@ -116,6 +114,7 @@ bool copy_sdcard(void)
 
 int main(void)
 {
+    SCB->VTOR = BOOTLOADER_START;
     periph_init();
 
     sdcard_init();

micropython/firmware/main.c

@@ -24,6 +24,7 @@
 
 int main(void) {
 
+    SCB->VTOR = FIRMWARE_START;
     periph_init();
 
     pendsv_init();

micropython/loader/main.c

@@ -3,8 +3,6 @@
 #include "common.h"
 #include "display.h"
 
-#define FIRMWARE_START   0x08020000
-
 #define LOADER_FGCOLOR 0xFFFF
 #define LOADER_BGCOLOR 0x0000
 
@@ -17,6 +15,7 @@ void pendsv_isr_handler(void) {
 
 int main(void)
 {
+    SCB->VTOR = LOADER_START;
     periph_init();
 
     display_init();

micropython/trezorhal/common.h

@@ -3,6 +3,10 @@
 
 #include <stdint.h>
 
+#define BOOTLOADER_START  0x08000000
+#define LOADER_START      0x08010000
+#define FIRMWARE_START    0x08020000
+
 void periph_init(void);
 
 void __attribute__((noreturn)) nlr_jump_fail(void *val);

micropython/trezorhal/stm32_system.c

@@ -144,13 +144,6 @@ const uint32_t MSIRangeTable[12] = {100000, 200000, 400000, 800000, 1000000, 200
 
 /************************* Miscellaneous Configuration ************************/
 
-/*!< Uncomment the following line if you need to relocate your vector Table in
-     Internal SRAM. */
-/* #define VECT_TAB_SRAM */
-#define VECT_TAB_OFFSET  0x00 /*!< Vector Table base offset field.
-                                   This value must be a multiple of 0x200. */
-/******************************************************************************/
-
 /**
   * @}
   */
@@ -229,13 +222,6 @@ void SystemInit(void)
   RCC->CIER = 0x00000000;
   #endif
 
-  /* Configure the Vector Table location add offset address ------------------*/
-#ifdef VECT_TAB_SRAM
-  SCB->VTOR = SRAM1_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
-#else
-  SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */
-#endif
-
   /* dpgeorge: enable 8-byte stack alignment for IRQ handlers, in accord with EABI */
   SCB->CCR |= SCB_CCR_STKALIGN_Msk;
 }