5  * SPDX-License-Identifier: Apache-2.0
34 	const struct ram_disk_config *config = dev->config;  in lba_to_address()
36 	return &config->buf[lba * config->sector_size];  in lba_to_address()
45 				uint32_t sector, uint32_t count)  in disk_ram_access_read()  argument
47 	const struct device *dev = disk->dev;  in disk_ram_access_read()
48 	const struct ram_disk_config *config = dev->config;  in disk_ram_access_read()
49 	uint32_t last_sector = sector + count;  in disk_ram_access_read()
51 	if (last_sector < sector || last_sector > config->sector_count) {  in disk_ram_access_read()
52 		LOG_ERR("Sector %" PRIu32 " is outside the range %zu",  in disk_ram_access_read()
53 			last_sector, config->sector_count);  in disk_ram_access_read()
54 		return -EIO;  in disk_ram_access_read()
57 	memcpy(buff, lba_to_address(dev, sector), count * config->sector_size);  in disk_ram_access_read()
63 				 uint32_t sector, uint32_t count)  in disk_ram_access_write()  argument
65 	const struct device *dev = disk->dev;  in disk_ram_access_write()
66 	const struct ram_disk_config *config = dev->config;  in disk_ram_access_write()
67 	uint32_t last_sector = sector + count;  in disk_ram_access_write()
69 	if (last_sector < sector || last_sector > config->sector_count) {  in disk_ram_access_write()
70 		LOG_ERR("Sector %" PRIu32 " is outside the range %zu",  in disk_ram_access_write()
71 			last_sector, config->sector_count);  in disk_ram_access_write()
72 		return -EIO;  in disk_ram_access_write()
75 	memcpy(lba_to_address(dev, sector), buff, count * config->sector_size);  in disk_ram_access_write()
82 	const struct ram_disk_config *config = disk->dev->config;  in disk_ram_access_ioctl()
88 		*(uint32_t *)buff = config->sector_count;  in disk_ram_access_ioctl()
91 		*(uint32_t *)buff = config->sector_size;  in disk_ram_access_ioctl()
100 		return -EINVAL;  in disk_ram_access_ioctl()
113 	struct disk_info *info = dev->data;  in disk_ram_init()
115 	info->dev = dev;  in disk_ram_init()