b142c6bdcd
- just a skeleton to get us started - cpu feature config and irq names / vectab2 setup done - pulled in the second stage for pico as a blob for now - seems to be hard faulting out of systick setup in platform_init()
29 lines
784 B
C
29 lines
784 B
C
// Copyright (c) 2020 Brian Swetland
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//
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file or at
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// https://opensource.org/licenses/MIT
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#include <lk/debug.h>
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#include <lk/compiler.h>
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#include <arch/arm/cm.h>
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/* un-overridden irq handler */
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void rp20xx_dummy_irq(void) {
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arm_cm_irq_entry();
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panic("unhandled irq\n");
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}
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/* a list of default handlers that are simply aliases to the dummy handler */
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#define RP20XX_IRQ(name,num) \
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void name##_IRQHandler(void) __WEAK_ALIAS("rp20xx_dummy_irq");
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#include <platform/irqinfo.h>
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#undef RP20XX_IRQ
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const void* const __SECTION(".text.boot.vectab2") vectab2[26] = {
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#define RP20XX_IRQ(name,num) [name##_IRQn] = name##_IRQHandler,
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#include <platform/irqinfo.h>
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#undef RP20XX_IRQ
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};
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