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a4a18d2b3a
Some boards use secure monitor calls to communicate with secure firmware. This patch adds exynos_smc function which uses smc assembly instruction to do secure monitor calls. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
32 lines
814 B
C
32 lines
814 B
C
/*
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* Copyright (c) 2012 Samsung Electronics.
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*
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* EXYNOS - SMC Call
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_EXYNOS_SMC_H
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#define __ASM_ARCH_EXYNOS_SMC_H
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#define SMC_CMD_INIT (-1)
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#define SMC_CMD_INFO (-2)
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/* For Power Management */
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#define SMC_CMD_SLEEP (-3)
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#define SMC_CMD_CPU1BOOT (-4)
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#define SMC_CMD_CPU0AFTR (-5)
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/* For CP15 Access */
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#define SMC_CMD_C15RESUME (-11)
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/* For L2 Cache Access */
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#define SMC_CMD_L2X0CTRL (-21)
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#define SMC_CMD_L2X0SETUP1 (-22)
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#define SMC_CMD_L2X0SETUP2 (-23)
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#define SMC_CMD_L2X0INVALL (-24)
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#define SMC_CMD_L2X0DEBUG (-25)
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extern void exynos_smc(u32 cmd, u32 arg1, u32 arg2, u32 arg3);
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#endif
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