sys_virtual_context(long cmd, long id, void *data) #define VCMD_CATEGORY(c) ((c) >> 24) & 0x3F) #define VCMD_INDEX(c) ((c) >> 16) & 0xFF) #define VCMD_VERSION(c) ((c) & 0xFFFF) #define VCMD_MAKE(c,i,v) ((((c) & 0x3F) << 24) | (((i) & 0xFF) << 16) | ((v) & 0xFFFF)) #define VCAT_VERSION 0 #define VCAT_CREATION 1 #define VCMD_VERSION VCMD_MAKE(VCAT_VERSION, 0, 0) #define VCMD_CREATE_CONTEXT VCMD_MAKE(VCAT_CREATION, 1, 1)