1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef LINUX_MMC_IOCTL_H 20 #define LINUX_MMC_IOCTL_H 21 #include <linux/types.h> 22 struct mmc_ioc_cmd { 23 int write_flag; 24 int is_acmd; 25 __u32 opcode; 26 __u32 arg; 27 __u32 response[4]; 28 unsigned int flags; 29 unsigned int blksz; 30 unsigned int blocks; 31 unsigned int postsleep_min_us; 32 unsigned int postsleep_max_us; 33 unsigned int data_timeout_ns; 34 unsigned int cmd_timeout_ms; 35 __u32 __pad; 36 __u64 data_ptr; 37 }; 38 #define mmc_ioc_cmd_set_data(ic,ptr) ic.data_ptr = (__u64) (unsigned long) ptr 39 struct mmc_ioc_multi_cmd { 40 __u64 num_of_cmds; 41 struct mmc_ioc_cmd cmds[0]; 42 }; 43 #define MMC_IOC_CMD _IOWR(MMC_BLOCK_MAJOR, 0, struct mmc_ioc_cmd) 44 #define MMC_IOC_MULTI_CMD _IOWR(MMC_BLOCK_MAJOR, 1, struct mmc_ioc_multi_cmd) 45 #define MMC_IOC_MAX_BYTES (512L * 1024) 46 #define MMC_IOC_MAX_CMDS 255 47 #endif 48