refactor(core): rename shutdown to shutdown_privileged

core/embed/boardloader/startup.s

@@ -55,6 +55,6 @@ reset_handler:
   // enter the application code
   bl main
 
-  b shutdown
+  b shutdown_privileged
 
   .end

core/embed/bootloader/startup.s

@@ -36,6 +36,6 @@ reset_handler:
   // enter the application code
   bl main
 
-  b shutdown
+  b shutdown_privileged
 
   .end

core/embed/bootloader_ci/startup.s

@@ -36,6 +36,6 @@ reset_handler:
   // enter the application code
   bl main
 
-  b shutdown
+  b shutdown_privileged
 
   .end

core/embed/firmware/startup.S

@@ -52,6 +52,6 @@ reset_handler:
   // enter the application code
   bl main
 
-  b shutdown
+  b shutdown_privileged
 
   .end

core/embed/prodtest/startup.s

@@ -36,6 +36,6 @@ reset_handler:
   // enter the application code
   bl main
 
-  b shutdown
+  b shutdown_privileged
 
   .end

core/embed/reflash/startup.s

@@ -36,6 +36,6 @@ reset_handler:
   // enter the application code
   bl main
 
-  b shutdown
+  b shutdown_privileged
 
   .end

core/embed/trezorhal/common.c

@@ -29,7 +29,7 @@
 #include "stm32f4xx_ll_utils.h"
 
 // from util.s
-extern void shutdown(void);
+extern void shutdown_privileged(void);
 
 #define COLOR_FATAL_ERROR RGB16(0x7F, 0x00, 0x00)
 
@@ -58,7 +58,7 @@ __fatal_error(const char *expr, const char *msg, const char *file, int line,
                  rev[4]);
 #endif
   display_printf("\nPlease contact Trezor support.\n");
-  shutdown();
+  shutdown_privileged();
   for (;;)
     ;
 }
@@ -107,7 +107,7 @@ error_shutdown(const char *line1, const char *line2, const char *line3,
   display_printf("\nPlease unplug the device.\n");
 #endif
   display_backlight(255);
-  shutdown();
+  shutdown_privileged();
   for (;;)
     ;
 }

core/embed/trezorhal/random_delays.c

@@ -45,7 +45,7 @@ https://link.springer.com/content/pdf/10.1007%2F978-3-540-72354-7_3.pdf
 #include "rand.h"
 
 // from util.s
-extern void shutdown(void);
+extern void shutdown_privileged(void);
 
 #define DRBG_RESEED_INTERVAL_CALLS 1000
 #define DRBG_TRNG_ENTROPY_LENGTH 50
@@ -197,13 +197,13 @@ void wait_random(void) {
   volatile int j = wait;
   while (i < wait) {
     if (i + j != wait) {
-      shutdown();
+      shutdown_privileged();
     }
     ++i;
     --j;
   }
   // Double-check loop completion.
   if (i != wait || j != 0) {
-    shutdown();
+    shutdown_privileged();
   }
 }

core/embed/trezorhal/stm32.c

@@ -87,9 +87,9 @@ void SystemInit(void) {
 }
 
 // from util.s
-extern void shutdown(void);
+extern void shutdown_privileged(void);
 
 void PVD_IRQHandler(void) {
   TIM1->CCR1 = 0;  // turn off display backlight
-  shutdown();
+  shutdown_privileged();
 }

core/embed/trezorhal/util.s

@@ -121,9 +121,9 @@ jump_to_unprivileged:
   // jump
   bx lr
 
-  .global shutdown
-  .type shutdown, STT_FUNC
-shutdown:
+  .global shutdown_privileged
+  .type shutdown_privileged, STT_FUNC
+shutdown_privileged:
   cpsid f
   ldr r0, =0
   mov r1, r0

core/embed/trezorhal/vectortable.s

@@ -5,7 +5,7 @@
   .global default_handler
   .type default_handler, STT_FUNC
 default_handler:
-  b shutdown
+  b shutdown_privileged
 
   .macro add_handler symbol_name:req
     .word \symbol_name