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sys/boot/usb/storage/umass_loader.c
| Show First 20 Lines • Show All 41 Lines • ▼ Show 20 Lines | |||||
| #include USB_GLOBAL_INCLUDE_FILE | #include USB_GLOBAL_INCLUDE_FILE | ||||
| #include "umass_common.h" | #include "umass_common.h" | ||||
| static int umass_disk_init(void); | static int umass_disk_init(void); | ||||
| static int umass_disk_open(struct open_file *,...); | static int umass_disk_open(struct open_file *,...); | ||||
| static int umass_disk_close(struct open_file *); | static int umass_disk_close(struct open_file *); | ||||
| static void umass_disk_cleanup(void); | static void umass_disk_cleanup(void); | ||||
| static int umass_disk_ioctl(struct disk_devdesc *, u_long, void *); | |||||
| static int umass_disk_strategy(void *, int, daddr_t, size_t, char *, size_t *); | static int umass_disk_strategy(void *, int, daddr_t, size_t, char *, size_t *); | ||||
| static void umass_disk_print(int); | static void umass_disk_print(int); | ||||
| struct devsw umass_disk = { | struct devsw umass_disk = { | ||||
| .dv_name = "umass", | .dv_name = "umass", | ||||
| .dv_type = DEVT_DISK, | .dv_type = DEVT_DISK, | ||||
| .dv_init = umass_disk_init, | .dv_init = umass_disk_init, | ||||
| .dv_strategy = umass_disk_strategy, | .dv_strategy = umass_disk_strategy, | ||||
| .dv_open = umass_disk_open, | .dv_open = umass_disk_open, | ||||
| .dv_close = umass_disk_close, | .dv_close = umass_disk_close, | ||||
| .dv_ioctl = noioctl, | .dv_ioctl = umass_disk_ioctl, | ||||
| .dv_print = umass_disk_print, | .dv_print = umass_disk_print, | ||||
| .dv_cleanup = umass_disk_cleanup, | .dv_cleanup = umass_disk_cleanup, | ||||
| }; | }; | ||||
| static int | static int | ||||
| umass_disk_init(void) | umass_disk_init(void) | ||||
| { | { | ||||
| uint32_t time; | uint32_t time; | ||||
| ▲ Show 20 Lines • Show All 59 Lines • ▼ Show 20 Lines | umass_disk_open(struct open_file *f,...) | ||||
| dev = va_arg(ap, struct disk_devdesc *); | dev = va_arg(ap, struct disk_devdesc *); | ||||
| va_end(ap); | va_end(ap); | ||||
| if (umass_uaa.device == NULL) | if (umass_uaa.device == NULL) | ||||
| return (ENXIO); | return (ENXIO); | ||||
| if (dev->d_unit != 0) | if (dev->d_unit != 0) | ||||
| return (EIO); | return (EIO); | ||||
| return (umass_disk_open_sub(dev)); | return (umass_disk_open_sub(dev)); | ||||
| } | |||||
| static int | |||||
| umass_disk_ioctl(struct disk_devdesc *dev, u_long cmd, void *buf) | |||||
| { | |||||
| uint32_t nblock; | |||||
| uint32_t blocksize; | |||||
| switch (cmd) { | |||||
| case IOCTL_GET_BLOCK_SIZE: | |||||
| case IOCTL_GET_BLOCKS: | |||||
| if (usb_msc_read_capacity(umass_uaa.device, 0, | |||||
| &nblock, &blocksize) != 0) | |||||
| return (EINVAL); | |||||
| if (cmd == IOCTL_GET_BLOCKS) | |||||
| *(uint32_t*)buf = nblock; | |||||
| else | |||||
| *(uint32_t*)buf = blocksize; | |||||
| return (0); | |||||
| default: | |||||
| return (ENXIO); | |||||
| } | |||||
| } | } | ||||
| static int | static int | ||||
| umass_disk_close(struct open_file *f) | umass_disk_close(struct open_file *f) | ||||
| { | { | ||||
| struct disk_devdesc *dev; | struct disk_devdesc *dev; | ||||
| dev = (struct disk_devdesc *)f->f_devdata; | dev = (struct disk_devdesc *)f->f_devdata; | ||||
| ▲ Show 20 Lines • Show All 54 Lines • Show Last 20 Lines | |||||