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/* { dg-do compile } */
/* { dg-options "-O2" } */
typedef unsigned char __uint8_t;
typedef short unsigned int __uint16_t;
typedef long unsigned int __uint32_t;
typedef __uint8_t uint8_t ;
typedef __uint16_t uint16_t ;
typedef __uint32_t uint32_t ;
typedef __builtin_va_list __gnuc_va_list;
typedef __gnuc_va_list va_list;
typedef enum rtems_blkdev_request_op {
RTEMS_BLKDEV_REQ_READ,
} rtems_fdisk_segment_desc;
typedef struct rtems_fdisk_driver_handlers
{
int (*blank) (const rtems_fdisk_segment_desc* sd,
uint32_t device,
uint32_t segment,
uint32_t offset,
uint32_t size);
} rtems_fdisk_driver_handlers;
typedef struct rtems_fdisk_page_desc
{
uint16_t flags;
uint32_t block;
} rtems_fdisk_page_desc;
typedef struct rtems_fdisk_segment_ctl
{
rtems_fdisk_page_desc* page_descriptors;
uint32_t pages_active;
} rtems_fdisk_segment_ctl;
typedef struct rtems_fdisk_segment_ctl_queue
{
} rtems_fdisk_segment_ctl_queue;
typedef struct rtems_fdisk_device_ctl
{
uint32_t flags;
uint8_t* copy_buffer;
} rtems_flashdisk;
extern void rtems_fdisk_error (const char *, ...);
extern int rtems_fdisk_seg_write(const rtems_flashdisk*,
rtems_fdisk_segment_ctl*,
uint32_t,
const rtems_fdisk_page_desc* page_desc,
uint32_t);
void rtems_fdisk_printf (const rtems_flashdisk* fd, const char *format, ...)
{
{
va_list args;
__builtin_va_start(args,format);
}
}
static int
rtems_fdisk_seg_blank_check (const rtems_flashdisk* fd,
rtems_fdisk_segment_ctl* sc,
uint32_t offset,
uint32_t size)
{
uint32_t device;
uint32_t segment;
const rtems_fdisk_segment_desc* sd;
const rtems_fdisk_driver_handlers* ops;
return ops->blank (sd, device, segment, offset, size);
}
static int
rtems_fdisk_seg_write_page_desc (const rtems_flashdisk* fd,
rtems_fdisk_segment_ctl* sc,
uint32_t page,
const rtems_fdisk_page_desc* page_desc)
{
uint32_t offset = page * sizeof (rtems_fdisk_page_desc);
if ((fd->flags & (1 << 3)))
{
int ret = rtems_fdisk_seg_blank_check (fd, sc,
offset,
sizeof (rtems_fdisk_page_desc));
}
return rtems_fdisk_seg_write (fd, sc, offset,
page_desc, sizeof (rtems_fdisk_page_desc));
}
void
rtems_fdisk_recycle_segment (rtems_flashdisk* fd,
rtems_fdisk_segment_ctl* ssc,
rtems_fdisk_segment_ctl* dsc,
uint32_t *pages)
{
int ret;
uint32_t spage;
uint32_t used = 0;
uint32_t active = 0;
{
rtems_fdisk_page_desc* spd = &ssc->page_descriptors[spage];
{
rtems_fdisk_page_desc* dpd;
uint32_t dpage;
dpd = &dsc->page_descriptors[dpage];
*dpd = *spd;
ret = rtems_fdisk_seg_write_page_desc (fd,
dsc,
dpage, dpd);
}
}
rtems_fdisk_printf (fd, "ssc end: %d-%d: p=%ld, a=%ld, u=%ld",
pages, active, used);
{
rtems_fdisk_error ("compacting: ssc pages not 0: %d",
ssc->pages_active);
}
}
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