boot: Detect strict boot order (HALT record) in function

Introduce is_bootprio_strict().
We will reuse this function in the next commit.

Signed-off-by: Alexey Kirillov <lekiravi@yandex-team.ru>
Message-id: 20200107171917.7535-2-lekiravi@yandex-team.ru
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/boot.c b/src/boot.c
index ea18194d..5182ab42 100644
--- a/src/boot.c
+++ b/src/boot.c
@@ -295,6 +295,11 @@ find_prio(const char *glob)
     return -1;
 }
 
+u8 is_bootprio_strict(void)
+{
+    return find_prio("HALT") >= 0;
+}
+
 int bootprio_find_pci_device(struct pci_device *pci)
 {
     if (CONFIG_CSM)