Change in flashrom[master]: layout: Introduce get_default_layout()

[Nico Huber (Code Review)]

Nico Huber has submitted this change. ( https://review.coreboot.org/c/flashrom/+/33519 )

Change subject: layout: Introduce get_default_layout()
......................................................................

layout: Introduce get_default_layout()

Containing an included, full-flash-chip sized default region.
This allows us to query the default layout specifically, also
if an additional layout is attached to the flash context.

Change-Id: Ia343e9775ec5bdc3fea5cdb6b347298515996e34
Signed-off-by: Nico Huber 
Reviewed-on: https://review.coreboot.org/c/flashrom/+/33519
Reviewed-by: Edward O'Callaghan 
Reviewed-by: Angel Pons 
Reviewed-by: Anastasia Klimchuk 
Reviewed-by: Peter Marheine 
Tested-by: build bot (Jenkins) 
---
M layout.c
M layout.h
2 files changed, 8 insertions(+), 2 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Angel Pons: Looks good to me, approved
  Edward O'Callaghan: Looks good to me, approved
  Peter Marheine: Looks good to me, but someone else must approve
  Anastasia Klimchuk: Looks good to me, approved

diff --git a/layout.c b/layout.c
index ede476a..11df15c 100644
--- a/layout.c
+++ b/layout.c
@@ -33,12 +33,17 @@
    return &global_layout;
 }

+const struct flashrom_layout *get_default_layout(const struct flashrom_flashctx *const flashctx)
+{
+	return flashctx->default_layout;
+}
+
 const struct flashrom_layout *get_layout(const struct flashrom_flashctx *const flashctx)
 {
    if (flashctx->layout && flashctx->layout->num_entries)
    	return flashctx->layout;
    else
-		return flashctx->default_layout;
+		return get_default_layout(flashctx);
 }

static struct romentry *mutable_layout_next(
diff --git a/layout.h b/layout.h
index c05d1e7..49c1a13 100644
--- a/layout.h
+++ b/layout.h
@@ -58,8 +58,9 @@
    struct layout_include_args *next;
 };

-struct flashrom_layout *get_global_layout(void);
 struct flashrom_flashctx;
+struct flashrom_layout *get_global_layout(void);
+const struct flashrom_layout *get_default_layout(const struct flashrom_flashctx *);
 const struct flashrom_layout *get_layout(const struct flashrom_flashctx *const flashctx);

int get_region_range(struct flashrom_layout *const l, const char *name,