2 * Copyright © 2018 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
24 extern void main(void);
25 extern char __stack__;
26 extern char __text_start__, __text_end__;
27 extern char _start__, _end__;
28 extern char __bss_start__, __bss_end__;
30 /* Interrupt functions */
32 void stm_halt_isr(void)
34 ao_panic(AO_PANIC_CRASH);
37 void stm_ignore_isr(void)
41 const void *stm_interrupt_vector[];
46 if (ao_boot_check_chain()) {
53 stm_scb.cpacr |= ((STM_SCB_CPACR_FULL << STM_SCB_CPACR_FP0) |
54 (STM_SCB_CPACR_FULL << STM_SCB_CPACR_FP1));
56 /* Set interrupt vector table offset */
57 stm_scb.vtor = (uint32_t) &stm_interrupt_vector;
58 memcpy(&_start__, &__text_end__, &_end__ - &_start__);
59 memset(&__bss_start__, '\0', &__bss_end__ - &__bss_start__);
63 #define STRINGIFY(x) #x
66 void __attribute__ ((weak)) stm_ ## name ## _isr(void); \
67 _Pragma(STRINGIFY(weak stm_ ## name ## _isr = stm_ignore_isr))
69 #define isr_halt(name) \
70 void __attribute__ ((weak)) stm_ ## name ## _isr(void); \
71 _Pragma(STRINGIFY(weak stm_ ## name ## _isr = stm_halt_isr))
108 isr(tim_trg_com_tim11)
127 isr(tim8_trg_com_tim14)
179 #define i(addr,name) [(addr)/4] = stm_ ## name ## _isr
181 __attribute__ ((section(".interrupt")))
182 const void *stm_interrupt_vector[] = {
196 i(0x48, tamper_stamp),
205 i(0x6c, dma1_stream0),
206 i(0x70, dma1_stream1),
207 i(0x74, dma1_stream2),
208 i(0x78, dma1_stream3),
209 i(0x7c, dma1_stream4),
210 i(0x80, dma1_stream5),
211 i(0x84, dma1_stream6),
218 i(0xa0, tim1_brk_tim9),
219 i(0xa4, tim1_up_tim10),
220 i(0xa8, tim_trg_com_tim11),
236 i(0xe8, otg_fs_wkup),
237 i(0xec, tim8_brk_tim12),
238 i(0xf0, tim8_up_tim13),
239 i(0xf4, tim8_trg_com_tim14),
241 i(0xfc, dma1_stream7),
248 i(0x118,tim6_glb_it),
250 i(0x120, dma2_stream0),
251 i(0x124, dma2_stream1),
252 i(0x128, dma2_stream2),
253 i(0x12c, dma2_stream3),
254 i(0x130, dma2_stream4),
255 i(0x134, dfsdm1_flt0),
256 i(0x138, dfsdm1_flt1),
262 i(0x150, dma2_stream5),
263 i(0x154, dma2_stream6),
264 i(0x158, dma2_stream7),
283 i(0x1bc, i2cfmp1_ev),
284 i(0x1c0, i2cfmp1_er),
286 i(0x1c8, dfsdm2_flt0),
287 i(0x1cc, dfsdm2_flt1),
288 i(0x1d0, dfsdm2_flt2),
289 i(0x1d4, dfsdm2_flt3),