diff options
| author |   Mohsin Kazmi <sykazmi@cisco.com> | 2018-11-07 16:55:18 +0100 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-11-08 16:09:21 +0000 |
| commit | 6ec99c3147f3e8fd608973cd8f4a25c156bb1490 (patch) | |
| tree | f3723b346b010cbc17c01c92742f74088c9b972a /src/vppinfra | |
| parent | 7040075ef16ba6dd85b49905929caa4e8ac4194f (diff) | |
physmem: Add physmem map support
This patch adds support for mapping the virtual address to physical
address and size of memory allocated.
Change-Id: I7659a1881308e89b215c486fecd7c973076d0773
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Diffstat (limited to 'src/vppinfra')
| -rw-r--r-- | src/vppinfra/pmalloc.c | 21 | ||||
| -rw-r--r-- | src/vppinfra/pmalloc.h | 1 |
2 files changed, 22 insertions, 0 deletions
diff --git a/src/vppinfra/pmalloc.c b/src/vppinfra/pmalloc.c index 46ccd7f6efc..62b4f60c2eb 100644 --- a/src/vppinfra/pmalloc.c +++ b/src/vppinfra/pmalloc.c @@ -687,6 +687,27 @@ format_pmalloc (u8 * s, va_list * va) return s; } +u8 * +format_pmalloc_map (u8 * s, va_list * va) +{ + clib_pmalloc_main_t *pm = va_arg (*va, clib_pmalloc_main_t *); + + u32 index; + s = format (s, "%16s %13s %8s", "virtual-addr", "physical-addr", "size"); + vec_foreach_index (index, pm->lookup_table) + { + uword *lookup_val, pa, va; + lookup_val = vec_elt_at_index (pm->lookup_table, index); + va = pointer_to_uword (pm->base) + (index << pm->lookup_log2_page_sz); + pa = va - *lookup_val; + s = + format (s, "\n %16p %13p %8U", uword_to_pointer (va, u64), + uword_to_pointer (pa, u64), format_log2_page_size, + pm->lookup_log2_page_sz); + } + return s; +} + /* * fd.io coding-style-patch-verification: ON * diff --git a/src/vppinfra/pmalloc.h b/src/vppinfra/pmalloc.h index 9cd652971a6..eae317fb945 100644 --- a/src/vppinfra/pmalloc.h +++ b/src/vppinfra/pmalloc.h @@ -120,6 +120,7 @@ void *clib_pmalloc_alloc_from_arena (clib_pmalloc_main_t * pm, void *arena_va, uword size, uword align); format_function_t format_pmalloc; +format_function_t format_pmalloc_map; always_inline clib_error_t * clib_pmalloc_last_error (clib_pmalloc_main_t * pm) |