diff options
| author | [email protected] <[email protected]> | 2012-05-30 13:44:13 +0000 |
|---|---|---|
| committer | [email protected] <[email protected]> | 2012-05-30 13:44:13 +0000 |
| commit | 020c380b8344a60e035714b01a50b274cf93b15c (patch) | |
| tree | 5260d4b656ae40f3b936103529afa4a7599c91a3 /components/drivers/include | |
| parent | 9b2ea9bc0f07d760111d2d8e88b2b048edf31dde (diff) | |
1. add mtd nor files. 2 fixed include head files in rtdevice.h and mtd_nand.c
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2141 bbd45198-f89e-11dd-88c7-29a3b14d5316
Diffstat (limited to 'components/drivers/include')
| -rw-r--r-- | components/drivers/include/drivers/mtd_nor.h | 71 | ||||
| -rw-r--r-- | components/drivers/include/rtdevice.h | 4 |
2 files changed, 73 insertions, 2 deletions
diff --git a/components/drivers/include/drivers/mtd_nor.h b/components/drivers/include/drivers/mtd_nor.h new file mode 100644 index 0000000000..044993b16f --- /dev/null +++ b/components/drivers/include/drivers/mtd_nor.h @@ -0,0 +1,71 @@ +/*
+ * File : mtd_nor.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2012, Shanghai Real-Thread Technology Co., Ltd
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date Author Notes
+ * 2012-5-30 Bernard the first version
+ */
+
+#ifndef __MTD_NOR_H__
+#define __MTD_NOR_H__
+
+#include <rtdevice.h>
+
+struct rt_mtd_nor_driver_ops;
+#define RT_MTD_NOR_DEVICE(device) ((struct rt_mtd_nor_device*)(device))
+
+struct rt_mtd_nor_device
+{
+ struct rt_device parent;
+
+ rt_uint32_t block_size; /* The Block size in the flash */
+ rt_uint32_t block_start; /* The start of available block*/
+ rt_uint32_t block_end; /* The end of available block */
+
+ /* operations interface */
+ const struct rt_mtd_nor_driver_ops* ops;
+};
+
+struct rt_mtd_nor_driver_ops
+{
+ rt_err_t (*read_id) (struct rt_mtd_nor_device* device);
+
+ rt_size_t (*read) (struct rt_mtd_nor_device* device, rt_off_t offset, rt_uint8_t* data, rt_uint32_t length);
+ rt_size_t (*write) (struct rt_mtd_nor_device* device, rt_off_t offset, const rt_uint8_t* data, rt_uint32_t length);
+
+ rt_err_t (*erase_block)(struct rt_mtd_nor_device* device, rt_off_t offset, rt_uint32_t length);
+};
+
+rt_err_t rt_mtd_nor_register_device(const char* name, struct rt_mtd_nor_device* device);
+
+rt_inline rt_uint32_t rt_mtd_nor_read_id(struct rt_mtd_nor_device* device)
+{
+ return device->ops->read_id(device);
+}
+
+rt_inline rt_size_t rt_mtd_nor_read(
+ struct rt_mtd_nor_device* device,
+ rt_off_t offset, rt_uint8_t* data, rt_uint32_t length)
+{
+ return device->ops->read(device, offset, data, length);
+}
+
+rt_inline rt_size_t rt_mtd_nor_write(
+ struct rt_mtd_nor_device* device,
+ rt_off_t offset, const rt_uint8_t* data, rt_uint32_t length)
+{
+ return device->ops->write(device, offset, data, length);
+}
+
+rt_inline rt_err_t rt_mtd_nor_erase_block(struct rt_mtd_nor_device* device, rt_off_t offset, rt_size_t length)
+{
+ return device->ops->erase_block(device, offset, length);
+}
+
+#endif
diff --git a/components/drivers/include/rtdevice.h b/components/drivers/include/rtdevice.h index 32329578e3..259f935279 100644 --- a/components/drivers/include/rtdevice.h +++ b/components/drivers/include/rtdevice.h @@ -47,8 +47,8 @@ rt_size_t rt_ringbuffer_emptry_size(struct rt_ringbuffer* rb); #include "drivers/spi.h" #endif -#ifdef RT_USING_MTD -#include "drivers/mtd.h" +#ifdef RT_USING_MTD_NOR +#include "drivers/mtd_nor.h" #endif #ifdef RT_USING_MTD_NAND |