diff options
Diffstat (limited to 'firmware/system.c')
| -rw-r--r-- | firmware/system.c | 58 |
1 files changed, 1 insertions, 57 deletions
diff --git a/firmware/system.c b/firmware/system.c index ada99e0b56..befc785823 100644 --- a/firmware/system.c +++ b/firmware/system.c @@ -18,16 +18,11 @@ * KIND, either express or implied. * ****************************************************************************/ -#include <stdio.h> #include "config.h" -#include <stdbool.h> -#include "lcd.h" -#include "font.h" #include "system.h" +#include <stdio.h> #include "kernel.h" #include "thread.h" -#include "timer.h" -#include "inttypes.h" #include "string.h" #ifndef SIMULATOR @@ -226,54 +221,3 @@ bool detect_original_firmware(void) return !(detect_flashed_ramimage() || detect_flashed_romimage()); } -#if defined(CPU_ARM) - -static const char* const uiename[] = { - "Undefined instruction", - "Prefetch abort", - "Data abort", - "Divide by zero" -}; - -/* Unexpected Interrupt or Exception handler. Currently only deals with - exceptions, but will deal with interrupts later. - */ -void UIE(unsigned int pc, unsigned int num) __attribute__((noreturn)); -void UIE(unsigned int pc, unsigned int num) -{ - char str[32]; - - lcd_clear_display(); -#ifdef HAVE_LCD_BITMAP - lcd_setfont(FONT_SYSFIXED); -#endif - lcd_puts(0, 0, uiename[num]); - snprintf(str, sizeof(str), "at %08x" IF_COP(" (%d)"), pc - IF_COP(, CURRENT_CORE)); - lcd_puts(0, 1, str); - lcd_update(); - - while (1) - { - /* TODO: perhaps add button handling in here when we get a polling - driver some day. - */ - core_idle(); - } -} - -#ifndef STUB -/* Needs to be here or gcc won't find it */ -void __div0(void) __attribute__((naked)); -void __div0(void) -{ - asm volatile ( - "ldr r0, [sp] \r\n" - "mov r1, #3 \r\n" - "b UIE \r\n" - ); -} -#endif - -#endif /* CPU_ARM */ - |