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Annotation of coherent/f/usr/include/sys/patch.h, revision 1.1

1.1     ! root        1: #ifndef        __SYS_PATCH_H__
        !             2: #define        __SYS_PATCH_H__
        !             3: 
        !             4: /*
        !             5:  * Definitions for the patch driver.
        !             6:  */
        !             7: 
        !             8: /* Ioctl commands. */
        !             9: #define PATCH_IOC      'p'
        !            10: 
        !            11: #define PATCH_WR       (PATCH_IOC | 1)
        !            12: #define PATCH_RD       (PATCH_IOC | 2)
        !            13: #define PATCH_CON_IN   (PATCH_IOC | 3)
        !            14: #define PATCH_CON_OUT  (PATCH_IOC | 4)
        !            15: 
        !            16: #define PATCH_VAR_NAME_LENGTH  14
        !            17: 
        !            18: /*
        !            19:  * Structure passed as third argument of ioctl PATCH_WR and PATCH_RD.
        !            20:  *
        !            21:  * patch_vname:        ASCII name of the variable to be patched, null-terminated.
        !            22:  * patch_data: address in user data of the value to be written/read.
        !            23:  */
        !            24: 
        !            25: struct patchVar {
        !            26:        char    patch_vname[PATCH_VAR_NAME_LENGTH];
        !            27:        char *  patch_data;
        !            28: };
        !            29: 
        !            30: /*
        !            31:  * Structure passed as third argument of ioctl PATCH_CON_IN and PATCH_CON_OUT.
        !            32:  *
        !            33:  * patch_vname:        ASCII name of the CON struct to be enabled/disabled.
        !            34:  * patch_maj:  major number for the device to be enabled/disabled.
        !            35:  */
        !            36: 
        !            37: struct patchCon {
        !            38:        char    patch_vname[PATCH_VAR_NAME_LENGTH];
        !            39:        int     patch_maj;
        !            40: };
        !            41: 
        !            42: #if __KERNEL__
        !            43: /*
        !            44:  * Structure used internally by patch driver for kernel variables.
        !            45:  *
        !            46:  * patch_vname:        ASCII name of the variable to be patched, null-terminated.
        !            47:  * patch_addr: address of the variable.
        !            48:  * patch_size: sizeof the variable.
        !            49:  */
        !            50: 
        !            51: struct patchVarInternal {
        !            52:        char    patch_vname[PATCH_VAR_NAME_LENGTH];
        !            53:        char *  patch_addr;
        !            54:        int     patch_size;
        !            55: };
        !            56: 
        !            57: /*
        !            58:  * Structure used internally by patch driver for device CON structs.
        !            59:  *
        !            60:  * patch_vname:        ASCII name of the variable to be patched, null-terminated.
        !            61:  * patch_addr: address of the variable.
        !            62:  * patch_size: sizeof the variable.
        !            63:  */
        !            64: 
        !            65: struct patchConInternal {
        !            66:        char    patch_vname[PATCH_VAR_NAME_LENGTH];
        !            67:        char *  patch_addr;
        !            68: };
        !            69: 
        !            70: extern struct patchVarInternal patchVarTable[];
        !            71: extern int patchVarCount;
        !            72: 
        !            73: extern struct patchConInternal patchConTable[];
        !            74: extern int patchConCount;
        !            75: 
        !            76: #endif /* __KERNEL__ */
        !            77: 
        !            78: #endif /* ! defined (__SYS_PATCH_H__) */

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