mirror of
https://github.com/Fishwaldo/opensbi.git
synced 2025-03-15 19:31:32 +00:00
lib: sbi: Print scratch size and usage at boot time
The scratch space being a scarce resource so let us print it's size and usage at boot time. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
This commit is contained in:
parent
40d36a6673
commit
2a04f70373
3 changed files with 19 additions and 0 deletions
|
@ -175,6 +175,9 @@ unsigned long sbi_scratch_alloc_offset(unsigned long size);
|
|||
/** Free-up extra space in sbi_scratch */
|
||||
void sbi_scratch_free_offset(unsigned long offset);
|
||||
|
||||
/** Amount (in bytes) of used space in in sbi_scratch */
|
||||
unsigned long sbi_scratch_used_space(void);
|
||||
|
||||
/** Get pointer from offset in sbi_scratch */
|
||||
#define sbi_scratch_offset_ptr(scratch, offset) (void *)((char *)(scratch) + (offset))
|
||||
|
||||
|
|
|
@ -128,6 +128,11 @@ static void sbi_boot_print_general(struct sbi_scratch *scratch)
|
|||
(u32)(sbi_heap_reserved_space() / 1024),
|
||||
(u32)(sbi_heap_used_space() / 1024),
|
||||
(u32)(sbi_heap_free_space() / 1024));
|
||||
sbi_printf("Firmware Scratch Size : "
|
||||
"%d B (total), %d B (used), %d B (free)\n",
|
||||
SBI_SCRATCH_SIZE,
|
||||
(u32)sbi_scratch_used_space(),
|
||||
(u32)(SBI_SCRATCH_SIZE - sbi_scratch_used_space()));
|
||||
|
||||
/* SBI details */
|
||||
sbi_printf("Runtime SBI Version : %d.%d\n",
|
||||
|
|
|
@ -97,3 +97,14 @@ void sbi_scratch_free_offset(unsigned long offset)
|
|||
* brain-dead allocator.
|
||||
*/
|
||||
}
|
||||
|
||||
unsigned long sbi_scratch_used_space(void)
|
||||
{
|
||||
unsigned long ret = 0;
|
||||
|
||||
spin_lock(&extra_lock);
|
||||
ret = extra_offset;
|
||||
spin_unlock(&extra_lock);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
|
Loading…
Add table
Reference in a new issue