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4cbf0cc358
Add a driver for the STM32 True Random Number Generator. Signed-off-by: Vincent Palatin <vpalatin@chromium.org> BRANCH=none BUG=chrome-os-partner:62991 TEST=adhoc on STM32L, craft console command and generate/dump buffers of random numbers. Change-Id: Ie7ce890cfc36a3b9a277715b17051e3e42fdfc96 Reviewed-on: https://chromium-review.googlesource.com/445777 Commit-Ready: Vincent Palatin <vpalatin@chromium.org> Tested-by: Vincent Palatin <vpalatin@chromium.org> Reviewed-by: Shawn N <shawnn@chromium.org>
26 lines
836 B
C
26 lines
836 B
C
/* Copyright (c) 2015 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Software panic constants. This file must be parsable by the assembler.
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*/
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#ifndef __CROS_EC_SOFTWARE_PANIC_H
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#define __CROS_EC_SOFTWARE_PANIC_H
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/* Holds software panic reason PANIC_SW_* */
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#define SOFTWARE_PANIC_REASON_REG r4
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#define SOFTWARE_PANIC_INFO_REG r5
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#define PANIC_SW_BASE 0xDEAD6660
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/* Software panic reasons */
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#define PANIC_SW_DIV_ZERO (PANIC_SW_BASE + 0)
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#define PANIC_SW_STACK_OVERFLOW (PANIC_SW_BASE + 1)
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#define PANIC_SW_PD_CRASH (PANIC_SW_BASE + 2)
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#define PANIC_SW_ASSERT (PANIC_SW_BASE + 3)
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#define PANIC_SW_WATCHDOG (PANIC_SW_BASE + 4)
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#define PANIC_SW_BAD_RNG (PANIC_SW_BASE + 5)
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#endif /* __CROS_EC_SOFTWARE_PANIC_H */
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