kernel/include/arch/proc/arm/arm_v7m/proc.h

   1 /**
   2  *  Hyper Operating System V4 Advance
   3  *
   4  * @file  proc.h
   5  * @brief %jp{ARMv7-M}%en{ARMv7-M}
   6  *
   7  * Copyright (C) 1998-2011 by Project HOS
   8  * http://sourceforge.jp/projects/hos/
   9  */
  10
  11
  12 #ifndef _KERNEL__arch__proc__arm__arm_v7m__proc_h__
  13 #define _KERNEL__arch__proc__arm__arm_v7m__proc_h__
  14
  15 #define _KERNEL_REG_INT_CONTROL                 ((volatile UW *)0xE000ED04)             /**< %jp{割り込み制御状態レジスタ}%en{Interrupt Control State Register} */
  16
  17 #define _KERNEL_REG_INT_SETENA_BASE             ((volatile UW *)0xE000E100)             /**< %jp{割り込みイネーブルセットレジスタ} */
  18 #define _KERNEL_REG_INT_CLRENA_BASE             ((volatile UW *)0xE000E180)             /**< %jp{割り込みイネーブルクリアレジスタ} */
  19 #define _KERNEL_REG_INT_SETPEND_BASE    ((volatile UW *)0xE000E200)             /**< %jp{割り込み保留セットレジスタ} */
  20 #define _KERNEL_REG_INT_CLRPEND_BASE    ((volatile UW *)0xE000E280)             /**< %jp{割り込み保留クリアレジスタ} */
  21
  22
  23 /** %jp{コンテキスト制御ブロック} */
  24 typedef struct _kernel_t_ctxcb
  25 {
  26         VP      sp;
  27 } _KERNEL_T_CTXCB;
  28
  29
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 void    _kernel_reset_handler(void);
  36 void    _kernel_nmi_handler(void);
  37 void    _kernel_hw_fault_handler(void);
  38 void    _kernel_pendsv_handler(void);
  39
  40 int     _kernel_ref_cpu_control(void);                                                                                                                          /**< %jp{CONTROLレジスタの取得} */
  41
  42
  43 void    _kernel_ena_int(void);                                                                                                                                          /**< %jp{割込み許可} */
  44 void    _kernel_dis_int(void);                                                                                                                                          /**< %jp{割込み禁止} */
  45 void    _kernel_wai_int(void);                                                                                                                                          /**< %jp{割込み待ち(アイドル時の処理)} */
  46
  47 void    _kernel_cre_ctx(_KERNEL_T_CTXCB *pk_ctxcb, VP isp, FP entry, VP_INT par1, VP_INT par2);         /**< %jp{実行コンテキストの作成} */
  48 void    _kernel_rst_ctx(VP_INT par1, VP_INT par2, FP entry, VP isp);                                                            /**< %jp{実行コンテキストのリスタート} */
  49 void    _kernel_sta_ctx(_KERNEL_T_CTXCB *pk_ctxcb);                                                                                                     /**< %jp{実行コンテキストの開始} */
  50 void    _kernel_swi_ctx(_KERNEL_T_CTXCB *pk_ctxinf_nxt, _KERNEL_T_CTXCB *pk_ctxcb_now);                         /**< %jp{実行コンテキストの切替} */
  51
  52 #ifdef __cplusplus
  53 }
  54 #endif
  55
  56
  57
  58 #define _KERNEL_INI_PRC()                       do {} while (0)                                                                                                 /**< %jp{プロセッサ固有の初期化} */
  59
  60 #define _KERNEL_INI_INT(stksz, stk)     do {} while (0)                                                                                                 /**< %jp{割込み初期化} */
  61 #define _KERNEL_ENA_INT()                       _kernel_ena_int()                                                                                               /**< %jp{割込み許可} */
  62 #define _KERNEL_DIS_INT()                       _kernel_dis_int()                                                                                               /**< %jp{割込み禁止} */
  63 #define _KERNEL_WAI_INT()                       _kernel_wai_int()                                                                                               /**< %jp{割込み待ち(アイドル時の処理)} */
  64
  65 #define _KERNEL_CRE_CTX(pk_ctxcb, stksz, stk, isp, entry, exinf1, exinf2)               \
  66                                                                         _kernel_cre_ctx((pk_ctxcb), (isp), (entry), (exinf1), (exinf2)) /**< %jp{実行コンテキストの作成} */
  67 #define _KERNEL_DEL_CTX(pk_ctxcb)       do {} while (0)                                                                                                 /**< %jp{実行コンテキストの削除} */
  68 #define _KERNEL_RST_CTX(pk_ctxcb, stksz, stk, isp, entry, exinf1, exinf2)               \
  69                                                                         _kernel_rst_ctx((exinf1), (exinf2), (entry), (isp))                             /**< %jp{実行コンテキストのリスタート} */
  70 #define _KERNEL_STA_CTX(pk_ctxcb)       _kernel_sta_ctx(pk_ctxcb)
  71 #define _KERNEL_SWI_CTX(pk_ctxcb_now, pk_ctxinf_nxt)                                                    \
  72                                                                         _kernel_swi_ctx((pk_ctxinf_nxt), (pk_ctxcb_now))                                /**< %jp{実行コンテキストの切替} */
  73
  74
  75 #define _KERNEL_PROC_SET_CTX()          do { } while (0)
  76 #define _KERNEL_PROC_CLR_CTX()          do { } while (0)
  77 #define _KERNEL_PROC_SNS_CTX()          ((_kernel_ref_cpu_control() & 0x00000002) == 0)
  78
  79 #define _KERNEL_PROC_SET_DLY()          do { *_KERNEL_REG_INT_CONTROL |= 0x10000000; } while (0)
  80 #define _KERNEL_PROC_CLR_DLY()          do { *_KERNEL_REG_INT_CONTROL |= 0x08000000; } while (0)
  81 #define _KERNEL_PROC_SNS_DLY()          ((*_KERNEL_REG_INT_CONTROL & 0x10000000) != 0)
  82
  83
  84 #endif  /* _KERNEL__arch__proc__arm__arm_v7m__proc_h__ */
  85
  86
  87
  88 /* end of file */