64 lines
1.1 KiB
C
64 lines
1.1 KiB
C
/*
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* K2HK: secure kernel command file
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*
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* (C) Copyright 2012-2014
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* Texas Instruments Incorporated, <www.ti.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <command.h>
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#include <mach/mon.h>
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asm(".arch_extension sec\n\t");
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int mon_install(u32 addr, u32 dpsc, u32 freq)
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{
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int result;
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__asm__ __volatile__ (
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"stmfd r13!, {lr}\n"
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"mov r0, %1\n"
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"mov r1, %2\n"
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"mov r2, %3\n"
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"blx r0\n"
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"ldmfd r13!, {lr}\n"
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: "=&r" (result)
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: "r" (addr), "r" (dpsc), "r" (freq)
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: "cc", "r0", "r1", "r2", "memory");
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return result;
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}
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int mon_power_on(int core_id, void *ep)
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{
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int result;
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asm volatile (
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"stmfd r13!, {lr}\n"
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"mov r1, %1\n"
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"mov r2, %2\n"
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"mov r0, #0\n"
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"smc #0\n"
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"ldmfd r13!, {lr}\n"
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: "=&r" (result)
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: "r" (core_id), "r" (ep)
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: "cc", "r0", "r1", "r2", "memory");
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return result;
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}
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int mon_power_off(int core_id)
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{
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int result;
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asm volatile (
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"stmfd r13!, {lr}\n"
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"mov r1, %1\n"
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"mov r0, #1\n"
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"smc #1\n"
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"ldmfd r13!, {lr}\n"
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: "=&r" (result)
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: "r" (core_id)
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: "cc", "r0", "r1", "memory");
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return result;
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}
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