/* * IA32 Architecture-specific ioctl shim code * * Copyright (C) 2000 VA Linux Co * Copyright (C) 2000 Don Dugger */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include <../drivers/char/drm/drm.h> #define IOCTL_NR(a) ((a) & ~(_IOC_SIZEMASK << _IOC_SIZESHIFT)) #define DO_IOCTL(fd, cmd, arg) ({ \ int _ret; \ mm_segment_t _old_fs = get_fs(); \ \ set_fs(KERNEL_DS); \ _ret = sys_ioctl(fd, cmd, (unsigned long)arg); \ set_fs(_old_fs); \ _ret; \ }) #define P(i) ((void *)(long)(i)) asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg); asmlinkage long ia32_ioctl(unsigned int fd, unsigned int cmd, unsigned int arg) { long ret; switch (IOCTL_NR(cmd)) { case IOCTL_NR(DRM_IOCTL_VERSION): { drm_version_t ver; struct { int version_major; int version_minor; int version_patchlevel; unsigned int name_len; unsigned int name; /* pointer */ unsigned int date_len; unsigned int date; /* pointer */ unsigned int desc_len; unsigned int desc; /* pointer */ } ver32; if (copy_from_user(&ver32, P(arg), sizeof(ver32))) return -EFAULT; ver.name_len = ver32.name_len; ver.name = P(ver32.name); ver.date_len = ver32.date_len; ver.date = P(ver32.date); ver.desc_len = ver32.desc_len; ver.desc = P(ver32.desc); ret = DO_IOCTL(fd, cmd, &ver); if (ret >= 0) { ver32.version_major = ver.version_major; ver32.version_minor = ver.version_minor; ver32.version_patchlevel = ver.version_patchlevel; ver32.name_len = ver.name_len; ver32.date_len = ver.date_len; ver32.desc_len = ver.desc_len; if (copy_to_user(P(arg), &ver32, sizeof(ver32))) return -EFAULT; } return(ret); } case IOCTL_NR(DRM_IOCTL_GET_UNIQUE): { drm_unique_t un; struct { unsigned int unique_len; unsigned int unique; } un32; if (copy_from_user(&un32, P(arg), sizeof(un32))) return -EFAULT; un.unique_len = un32.unique_len; un.unique = P(un32.unique); ret = DO_IOCTL(fd, cmd, &un); if (ret >= 0) { un32.unique_len = un.unique_len; if (copy_to_user(P(arg), &un32, sizeof(un32))) return -EFAULT; } return(ret); } case IOCTL_NR(DRM_IOCTL_SET_UNIQUE): case IOCTL_NR(DRM_IOCTL_ADD_MAP): case IOCTL_NR(DRM_IOCTL_ADD_BUFS): case IOCTL_NR(DRM_IOCTL_MARK_BUFS): case IOCTL_NR(DRM_IOCTL_INFO_BUFS): case IOCTL_NR(DRM_IOCTL_MAP_BUFS): case IOCTL_NR(DRM_IOCTL_FREE_BUFS): case IOCTL_NR(DRM_IOCTL_ADD_CTX): case IOCTL_NR(DRM_IOCTL_RM_CTX): case IOCTL_NR(DRM_IOCTL_MOD_CTX): case IOCTL_NR(DRM_IOCTL_GET_CTX): case IOCTL_NR(DRM_IOCTL_SWITCH_CTX): case IOCTL_NR(DRM_IOCTL_NEW_CTX): case IOCTL_NR(DRM_IOCTL_RES_CTX): case IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE): case IOCTL_NR(DRM_IOCTL_AGP_RELEASE): case IOCTL_NR(DRM_IOCTL_AGP_ENABLE): case IOCTL_NR(DRM_IOCTL_AGP_INFO): case IOCTL_NR(DRM_IOCTL_AGP_ALLOC): case IOCTL_NR(DRM_IOCTL_AGP_FREE): case IOCTL_NR(DRM_IOCTL_AGP_BIND): case IOCTL_NR(DRM_IOCTL_AGP_UNBIND): /* Mga specific ioctls */ case IOCTL_NR(DRM_IOCTL_MGA_INIT): /* I810 specific ioctls */ case IOCTL_NR(DRM_IOCTL_I810_GETBUF): case IOCTL_NR(DRM_IOCTL_I810_COPY): /* Rage 128 specific ioctls */ case IOCTL_NR(DRM_IOCTL_R128_PACKET): case IOCTL_NR(VFAT_IOCTL_READDIR_BOTH): case IOCTL_NR(VFAT_IOCTL_READDIR_SHORT): case IOCTL_NR(MTIOCGET): case IOCTL_NR(MTIOCPOS): case IOCTL_NR(MTIOCGETCONFIG): case IOCTL_NR(MTIOCSETCONFIG): case IOCTL_NR(PPPIOCSCOMPRESS): case IOCTL_NR(PPPIOCGIDLE): case IOCTL_NR(NCP_IOC_GET_FS_INFO_V2): case IOCTL_NR(NCP_IOC_GETOBJECTNAME): case IOCTL_NR(NCP_IOC_SETOBJECTNAME): case IOCTL_NR(NCP_IOC_GETPRIVATEDATA): case IOCTL_NR(NCP_IOC_SETPRIVATEDATA): case IOCTL_NR(NCP_IOC_GETMOUNTUID2): case IOCTL_NR(CAPI_MANUFACTURER_CMD): case IOCTL_NR(VIDIOCGTUNER): case IOCTL_NR(VIDIOCSTUNER): case IOCTL_NR(VIDIOCGWIN): case IOCTL_NR(VIDIOCSWIN): case IOCTL_NR(VIDIOCGFBUF): case IOCTL_NR(VIDIOCSFBUF): case IOCTL_NR(MGSL_IOCSPARAMS): case IOCTL_NR(MGSL_IOCGPARAMS): case IOCTL_NR(ATM_GETNAMES): case IOCTL_NR(ATM_GETLINKRATE): case IOCTL_NR(ATM_GETTYPE): case IOCTL_NR(ATM_GETESI): case IOCTL_NR(ATM_GETADDR): case IOCTL_NR(ATM_RSTADDR): case IOCTL_NR(ATM_ADDADDR): case IOCTL_NR(ATM_DELADDR): case IOCTL_NR(ATM_GETCIRANGE): case IOCTL_NR(ATM_SETCIRANGE): case IOCTL_NR(ATM_SETESI): case IOCTL_NR(ATM_SETESIF): case IOCTL_NR(ATM_GETSTAT): case IOCTL_NR(ATM_GETSTATZ): case IOCTL_NR(ATM_GETLOOP): case IOCTL_NR(ATM_SETLOOP): case IOCTL_NR(ATM_QUERYLOOP): case IOCTL_NR(ENI_SETMULT): case IOCTL_NR(NS_GETPSTAT): /* case IOCTL_NR(NS_SETBUFLEV): This is a duplicate case with ZATM_GETPOOLZ */ case IOCTL_NR(ZATM_GETPOOLZ): case IOCTL_NR(ZATM_GETPOOL): case IOCTL_NR(ZATM_SETPOOL): case IOCTL_NR(ZATM_GETTHIST): case IOCTL_NR(IDT77105_GETSTAT): case IOCTL_NR(IDT77105_GETSTATZ): case IOCTL_NR(IXJCTL_TONE_CADENCE): case IOCTL_NR(IXJCTL_FRAMES_READ): case IOCTL_NR(IXJCTL_FRAMES_WRITTEN): case IOCTL_NR(IXJCTL_READ_WAIT): case IOCTL_NR(IXJCTL_WRITE_WAIT): case IOCTL_NR(IXJCTL_DRYBUFFER_READ): case IOCTL_NR(I2OHRTGET): case IOCTL_NR(I2OLCTGET): case IOCTL_NR(I2OPARMSET): case IOCTL_NR(I2OPARMGET): case IOCTL_NR(I2OSWDL): case IOCTL_NR(I2OSWUL): case IOCTL_NR(I2OSWDEL): case IOCTL_NR(I2OHTML): break; default: return(sys_ioctl(fd, cmd, (unsigned long)arg)); } printk("%x:unimplemented IA32 ioctl system call\n", cmd); return(-EINVAL); }