diff options
Diffstat (limited to 'include/asm-generic')
-rw-r--r-- | include/asm-generic/smc.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/include/asm-generic/smc.h b/include/asm-generic/smc.h new file mode 100644 index 0000000..cf5ec0a --- /dev/null +++ b/include/asm-generic/smc.h @@ -0,0 +1,53 @@ +/* linux/arch/arm/mach-exynos/include/mach/smc.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * EXYNOS - SMC Call + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_SMC_H +#define __ASM_ARCH_SMC_H __FILE__ + +#define SMC_CMD_INIT (-1) +#define SMC_CMD_INFO (-2) +/* For Power Management */ +#define SMC_CMD_SLEEP (-3) +#define SMC_CMD_CPU1BOOT (-4) +#define SMC_CMD_CPU0AFTR (-5) +/* For CP15 Access */ +#define SMC_CMD_C15RESUME (-11) +/* For L2 Cache Access */ +#define SMC_CMD_L2X0CTRL (-21) +#define SMC_CMD_L2X0SETUP1 (-22) +#define SMC_CMD_L2X0SETUP2 (-23) +#define SMC_CMD_L2X0INVALL (-24) +#define SMC_CMD_L2X0DEBUG (-25) + +/* For Accessing CP15/SFR (General) */ +#define SMC_CMD_REG (-101) + +/* For Custom Binary Info. Access */ +#define SMC_CMD_STORE_BINFO (-201) + +/* MACRO for SMC_CMD_REG */ +#define SMC_REG_CLASS_CP15 (0x0 << 30) +#define SMC_REG_CLASS_SFR_W (0x1 << 30) +#define SMC_REG_CLASS_SFR_R (0x3 << 30) +#define SMC_REG_CLASS_MASK (0x3 << 30) +#define SMC_REG_ID_CP15(CRn, Op1, CRm, Op2) \ + (SMC_REG_CLASS_CP15 | \ + ((CRn) << 10) | ((Op1) << 7) | ((CRm) << 3) | (Op2)) +#define SMC_REG_ID_SFR_W(ADDR) (SMC_REG_CLASS_SFR_W | ((ADDR) >> 2)) +#define SMC_REG_ID_SFR_R(ADDR) (SMC_REG_CLASS_SFR_R | ((ADDR) >> 2)) + +#ifndef __ASSEMBLY__ +extern u32 exynos_smc(u32 cmd, u32 arg1, u32 arg2, u32 arg3); +extern u32 exynos_smc_readsfr(u32 addr, u32 *val); +#endif + +#endif /* __ASM_ARCH_SMC_H */ |