2e881018ac
Folders should be named after the vendor prefix Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>
40 lines
671 B
ArmAsm
40 lines
671 B
ArmAsm
/*
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* Copyright (c) 2021-2025 Gerson Fernando Budke <nandojve@gmail.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/toolchain.h>
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#include <zephyr/arch/riscv/csr.h>
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/* exports */
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GTEXT(__start)
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/* imports */
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GTEXT(__initialize)
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GTEXT(_isr_wrapper)
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SECTION_FUNC(vectors, __start)
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.cfi_startproc
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.option norvc
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/* Inform the debugger that there is nowhere to backtrace */
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.cfi_undefined ra
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/* Disable interrupts */
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li t0, MSTATUS_MIE
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csrc mstatus, t0
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/*
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* Set mtvec (Machine Trap-Vector Base-Address Register)
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* CLINT Direct mode
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*/
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la t0, _isr_wrapper
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csrw mtvec, t0
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/* Jump to __initialize */
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tail __initialize
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.cfi_endproc
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