307 lines
12 KiB
C
307 lines
12 KiB
C
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// SPDX-License-Identifier: BSD-3-Clause
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// Copyright (c) 2022, Alex Taradov <alex@taradov.com>. All rights reserved.
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/*- Includes ----------------------------------------------------------------*/
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#include "M480.h"
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/*- Definitions -------------------------------------------------------------*/
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#define DUMMY __attribute__ ((weak, alias ("irq_handler_dummy")))
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/*- Prototypes --------------------------------------------------------------*/
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void irq_handler_reset(void);
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DUMMY void irq_handler_nmi(void);
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DUMMY void irq_handler_hard_fault(void);
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DUMMY void irq_handler_mm_fault(void);
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DUMMY void irq_handler_bus_fault(void);
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DUMMY void irq_handler_usage_fault(void);
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DUMMY void irq_handler_sv_call(void);
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DUMMY void irq_handler_debug_mon(void);
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DUMMY void irq_handler_pend_sv(void);
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DUMMY void irq_handler_sys_tick(void);
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DUMMY void irq_handler_bod(void);
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DUMMY void irq_handler_irc(void);
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DUMMY void irq_handler_pwrwu(void);
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DUMMY void irq_handler_rampe(void);
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DUMMY void irq_handler_ckfail(void);
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DUMMY void irq_handler_rtc(void);
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DUMMY void irq_handler_tamper(void);
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DUMMY void irq_handler_wdt(void);
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DUMMY void irq_handler_wwdt(void);
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DUMMY void irq_handler_eint0(void);
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DUMMY void irq_handler_eint1(void);
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DUMMY void irq_handler_eint2(void);
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DUMMY void irq_handler_eint3(void);
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DUMMY void irq_handler_eint4(void);
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DUMMY void irq_handler_eint5(void);
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DUMMY void irq_handler_gpa(void);
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DUMMY void irq_handler_gpb(void);
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DUMMY void irq_handler_gpc(void);
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DUMMY void irq_handler_gpd(void);
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DUMMY void irq_handler_gpe(void);
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DUMMY void irq_handler_gpf(void);
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DUMMY void irq_handler_qspi0(void);
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DUMMY void irq_handler_spi0(void);
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DUMMY void irq_handler_brake0(void);
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DUMMY void irq_handler_epwm0p0(void);
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DUMMY void irq_handler_epwm0p1(void);
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DUMMY void irq_handler_epwm0p2(void);
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DUMMY void irq_handler_brake1(void);
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DUMMY void irq_handler_epwm1p0(void);
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DUMMY void irq_handler_epwm1p1(void);
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DUMMY void irq_handler_epwm1p2(void);
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DUMMY void irq_handler_tmr0(void);
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DUMMY void irq_handler_tmr1(void);
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DUMMY void irq_handler_tmr2(void);
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DUMMY void irq_handler_tmr3(void);
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DUMMY void irq_handler_uart0(void);
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DUMMY void irq_handler_uart1(void);
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DUMMY void irq_handler_i2c0(void);
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DUMMY void irq_handler_i2c1(void);
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DUMMY void irq_handler_pdma(void);
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DUMMY void irq_handler_dac(void);
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DUMMY void irq_handler_eadc00(void);
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DUMMY void irq_handler_eadc01(void);
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DUMMY void irq_handler_acmp01(void);
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DUMMY void irq_handler_eadc02(void);
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DUMMY void irq_handler_eadc03(void);
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DUMMY void irq_handler_uart2(void);
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DUMMY void irq_handler_uart3(void);
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DUMMY void irq_handler_qspi1(void);
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DUMMY void irq_handler_spi1(void);
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DUMMY void irq_handler_spi2(void);
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DUMMY void irq_handler_usbd(void);
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DUMMY void irq_handler_ohci(void);
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DUMMY void irq_handler_usbotg(void);
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DUMMY void irq_handler_can0(void);
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DUMMY void irq_handler_can1(void);
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DUMMY void irq_handler_sc0(void);
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DUMMY void irq_handler_sc1(void);
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DUMMY void irq_handler_sc2(void);
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DUMMY void irq_handler_spi3(void);
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DUMMY void irq_handler_sdh0(void);
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DUMMY void irq_handler_usbd20(void);
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DUMMY void irq_handler_emac_tx(void);
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DUMMY void irq_handler_emac_rx(void);
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DUMMY void irq_handler_i2s0(void);
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DUMMY void irq_handler_opa0(void);
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DUMMY void irq_handler_crypto(void);
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DUMMY void irq_handler_gpg(void);
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DUMMY void irq_handler_eint6(void);
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DUMMY void irq_handler_uart4(void);
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DUMMY void irq_handler_uart5(void);
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DUMMY void irq_handler_usci0(void);
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DUMMY void irq_handler_usci1(void);
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DUMMY void irq_handler_bpwm0(void);
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DUMMY void irq_handler_bpwm1(void);
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DUMMY void irq_handler_spim(void);
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DUMMY void irq_handler_ccap(void);
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DUMMY void irq_handler_i2c2(void);
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DUMMY void irq_handler_qei0(void);
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DUMMY void irq_handler_qei1(void);
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DUMMY void irq_handler_ecap0(void);
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DUMMY void irq_handler_ecap1(void);
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DUMMY void irq_handler_gph(void);
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DUMMY void irq_handler_eint7(void);
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DUMMY void irq_handler_sdh1(void);
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DUMMY void irq_handler_ehci(void);
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DUMMY void irq_handler_usbotg20(void);
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DUMMY void irq_handler_trng(void);
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DUMMY void irq_handler_uart6(void);
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DUMMY void irq_handler_uart7(void);
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DUMMY void irq_handler_eadc10(void);
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DUMMY void irq_handler_eadc11(void);
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DUMMY void irq_handler_eadc12(void);
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DUMMY void irq_handler_eadc13(void);
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DUMMY void irq_handler_can2(void);
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int main(void);
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extern void _stack_top(void);
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extern unsigned int _etext;
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extern unsigned int _data;
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extern unsigned int _edata;
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extern unsigned int _bss;
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extern unsigned int _ebss;
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/*- Variables ---------------------------------------------------------------*/
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//-----------------------------------------------------------------------------
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__attribute__ ((used, section(".rom_vectors")))
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void (* const rom_vectors[])(void) =
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{
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&_stack_top,
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irq_handler_reset,
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};
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//-----------------------------------------------------------------------------
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__attribute__ ((used, section(".vectors")))
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void (* const vectors[])(void) =
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{
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&_stack_top, // 0 - Initial Stack Pointer Value
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// Cortex-M4 handlers
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irq_handler_reset, // 1 - Reset
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irq_handler_nmi, // 2 - NMI
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irq_handler_hard_fault, // 3 - Hard Fault
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irq_handler_mm_fault, // 4 - MM Fault
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irq_handler_bus_fault, // 5 - Bus Fault
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irq_handler_usage_fault, // 6 - Usage Fault
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0, // 7 - Reserved
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0, // 8 - Reserved
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0, // 9 - Reserved
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0, // 10 - Reserved
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irq_handler_sv_call, // 11 - SVCall
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irq_handler_debug_mon, // 12 - Debug
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0, // 13 - Reserved
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irq_handler_pend_sv, // 14 - PendSV
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irq_handler_sys_tick, // 15 - SysTick
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// Peripheral handlers
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irq_handler_bod, // 0 - brown out detection
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irq_handler_irc, // 1 - internal rc
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irq_handler_pwrwu, // 2 - power down wake up
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irq_handler_rampe, // 3 - ram parity error
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irq_handler_ckfail, // 4 - clock detection fail
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0, // 5 - reserved
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irq_handler_rtc, // 6 - real time clock
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irq_handler_tamper, // 7 - tamper detection
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irq_handler_wdt, // 8 - watchdog timer
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irq_handler_wwdt, // 9 - window watchdog timer
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irq_handler_eint0, // 10 - external input 0
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irq_handler_eint1, // 11 - external input 1
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irq_handler_eint2, // 12 - external input 2
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irq_handler_eint3, // 13 - external input 3
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irq_handler_eint4, // 14 - external input 4
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irq_handler_eint5, // 15 - external input 5
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irq_handler_gpa, // 16 - gpio port a
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irq_handler_gpb, // 17 - gpio port b
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irq_handler_gpc, // 18 - gpio port c
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irq_handler_gpd, // 19 - gpio port d
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irq_handler_gpe, // 20 - gpio port e
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irq_handler_gpf, // 21 - gpio port f
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irq_handler_qspi0, // 22 - qspi0
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irq_handler_spi0, // 23 - spi0
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irq_handler_brake0, // 24
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irq_handler_epwm0p0, // 25
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irq_handler_epwm0p1, // 26
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irq_handler_epwm0p2, // 27
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irq_handler_brake1, // 28
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irq_handler_epwm1p0, // 29
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irq_handler_epwm1p1, // 30
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irq_handler_epwm1p2, // 31
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irq_handler_tmr0, // 32 - timer 0
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irq_handler_tmr1, // 33 - timer 1
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irq_handler_tmr2, // 34 - timer 2
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irq_handler_tmr3, // 35 - timer 3
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irq_handler_uart0, // 36 - uart0
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irq_handler_uart1, // 37 - uart1
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irq_handler_i2c0, // 38 - i2c0
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irq_handler_i2c1, // 39 - i2c1
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irq_handler_pdma, // 40 - peripheral dma
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irq_handler_dac, // 41 - dac
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irq_handler_eadc00, // 42 - eadc0 interrupt source 0
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irq_handler_eadc01, // 43 - eadc0 interrupt source 1
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irq_handler_acmp01, // 44 - acmp0 and acmp1
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0, // 45 - reserved
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irq_handler_eadc02, // 46 - eadc0 interrupt source 2
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irq_handler_eadc03, // 47 - eadc0 interrupt source 3
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irq_handler_uart2, // 48 - uart2
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irq_handler_uart3, // 49 - uart3
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irq_handler_qspi1, // 50 - qspi1
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irq_handler_spi1, // 51 - spi1
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irq_handler_spi2, // 52 - spi2
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irq_handler_usbd, // 53 - usb device
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irq_handler_ohci, // 54 - ohci
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irq_handler_usbotg, // 55 - usb otg
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irq_handler_can0, // 56 - can0
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irq_handler_can1, // 57 - can1
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irq_handler_sc0, // 58
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irq_handler_sc1, // 59
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irq_handler_sc2, // 60
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0, // 61 - reserved
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irq_handler_spi3, // 62 - spi3
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0, // 63 - reserved
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irq_handler_sdh0, // 64 - sdh0
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irq_handler_usbd20, // 65 - usbd20
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irq_handler_emac_tx, // 66 - emac_tx
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irq_handler_emac_rx, // 67 - emax_rx
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irq_handler_i2s0, // 68 - i2s0
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0, // 69 - reserved
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irq_handler_opa0, // 70 - opa0
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irq_handler_crypto, // 71 - crypto
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irq_handler_gpg, // 72
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irq_handler_eint6, // 73
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irq_handler_uart4, // 74 - uart4
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irq_handler_uart5, // 75 - uart5
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irq_handler_usci0, // 76 - usci0
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irq_handler_usci1, // 77 - usci1
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irq_handler_bpwm0, // 78 - bpwm0
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irq_handler_bpwm1, // 79 - bpwm1
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irq_handler_spim, // 80 - spim
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irq_handler_ccap, // 81 - ccap
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irq_handler_i2c2, // 82 - i2c2
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0, // 83 - reserved
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irq_handler_qei0, // 84 - qei0
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irq_handler_qei1, // 85 - qei1
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irq_handler_ecap0, // 86 - ecap0
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irq_handler_ecap1, // 87 - ecap1
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irq_handler_gph, // 88
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irq_handler_eint7, // 89
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irq_handler_sdh1, // 90 - sdh1
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0, // 91 - reserved
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irq_handler_ehci, // 92 - ehci
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irq_handler_usbotg20, // 93
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0, // 94 - reserved
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0, // 95 - reserved
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0, // 96 - reserved
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0, // 97 - reserved
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0, // 98 - reserved
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0, // 99 - reserved
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0, // 100 - reserved
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irq_handler_trng, // 101 - trng
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irq_handler_uart6, // 102 - uart6
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irq_handler_uart7, // 103 - uart7
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irq_handler_eadc10, // 104 - eadc1 interrupt source 0
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irq_handler_eadc11, // 105 - eadc1 interrupt source 1
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irq_handler_eadc12, // 106 - eadc1 interrupt source 2
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irq_handler_eadc13, // 107 - eadc1 interrupt source 3
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irq_handler_can2, // 108 - can2
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};
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/*- Implementations ---------------------------------------------------------*/
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//-----------------------------------------------------------------------------
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__attribute__ ((used, section(".reset_handler"), optimize("-fno-tree-loop-distribute-patterns")))
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void irq_handler_reset(void)
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{
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unsigned int *src, *dst;
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src = &_etext;
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dst = &_data;
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while (dst < &_edata)
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*dst++ = *src++;
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dst = &_bss;
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while (dst < &_ebss)
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*dst++ = 0;
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// Enable FPU
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SCB->CPACR |= (0xf << 20);
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__DSB();
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__ISB();
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SCB->VTOR = (uint32_t)vectors;
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main();
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while (1);
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}
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//-----------------------------------------------------------------------------
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void irq_handler_dummy(void)
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{
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while (1);
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}
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