diff options
Diffstat (limited to 'libc/kernel/common/linux/mtd/flashchip.h')
-rw-r--r-- | libc/kernel/common/linux/mtd/flashchip.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/libc/kernel/common/linux/mtd/flashchip.h b/libc/kernel/common/linux/mtd/flashchip.h new file mode 100644 index 0000000..e441048 --- /dev/null +++ b/libc/kernel/common/linux/mtd/flashchip.h @@ -0,0 +1,68 @@ +/**************************************************************************** + **************************************************************************** + *** + *** This header was automatically generated from a Linux kernel header + *** of the same name, to make information necessary for userspace to + *** call into the kernel available to libc. It contains only constants, + *** structures, and macros generated from the original header, and thus, + *** contains no copyrightable information. + *** + **************************************************************************** + ****************************************************************************/ +#ifndef __MTD_FLASHCHIP_H__ +#define __MTD_FLASHCHIP_H__ + +#include <linux/sched.h> + +typedef enum { + FL_READY, + FL_STATUS, + FL_CFI_QUERY, + FL_JEDEC_QUERY, + FL_ERASING, + FL_ERASE_SUSPENDING, + FL_ERASE_SUSPENDED, + FL_WRITING, + FL_WRITING_TO_BUFFER, + FL_OTP_WRITE, + FL_WRITE_SUSPENDING, + FL_WRITE_SUSPENDED, + FL_PM_SUSPENDED, + FL_SYNCING, + FL_UNLOADING, + FL_LOCKING, + FL_UNLOCKING, + FL_POINT, + FL_XIP_WHILE_ERASING, + FL_XIP_WHILE_WRITING, + FL_UNKNOWN +} flstate_t; + +struct flchip { + unsigned long start; + + int ref_point_counter; + flstate_t state; + flstate_t oldstate; + + unsigned int write_suspended:1; + unsigned int erase_suspended:1; + unsigned long in_progress_block_addr; + + spinlock_t *mutex; + spinlock_t _spinlock; + wait_queue_head_t wq; + int word_write_time; + int buffer_write_time; + int erase_time; + + void *priv; +}; + +struct flchip_shared { + spinlock_t lock; + struct flchip *writing; + struct flchip *erasing; +}; + +#endif |