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-rw-r--r--src/Kconfig7
-rw-r--r--src/lib/cbfs.c17
-rw-r--r--src/lib/cbfs_core.c8
3 files changed, 24 insertions, 8 deletions
diff --git a/src/Kconfig b/src/Kconfig
index d449b30b84..a6b09dc156 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -664,6 +664,13 @@ config GDB_STUB
If enabled, you will be able to set breakpoints for gdb debugging.
See src/arch/x86/lib/c_start.S for details.
+config DEBUG_CBFS
+ bool "Output verbose CBFS debug messages"
+ default n
+ depends on TPM
+ help
+ This option enables additional CBFS related debug messages.
+
config HAVE_DEBUG_RAM_SETUP
def_bool n
diff --git a/src/lib/cbfs.c b/src/lib/cbfs.c
index 33fa7999b6..98672d4ae6 100644
--- a/src/lib/cbfs.c
+++ b/src/lib/cbfs.c
@@ -30,8 +30,13 @@
#endif
#define phys_to_virt(x) (void*)(x)
#define virt_to_phys(x) (uint32_t)(x)
-#define ERROR(x...) printk(BIOS_ERR, x)
-#define LOG(x...) printk(BIOS_INFO, x)
+#define ERROR(x...) printk(BIOS_ERR, "CBFS: " x)
+#define LOG(x...) printk(BIOS_INFO, "CBFS: " x)
+#if CONFIG_DEBUG_CBFS
+#define DEBUG(x...) printk(BIOS_SPEW, "CBFS: " x)
+#else
+#define DEBUG(x...)
+#endif
// FIXME: romstart/romend are fine on x86, but not on ARM
#define romstart() 0xffffffff
#define romend() 0
@@ -100,7 +105,7 @@ void * cbfs_load_stage(const char *name)
if (stage == NULL)
return (void *) -1;
- printk(BIOS_INFO, "Stage: loading %s @ 0x%x (%d bytes), entry @ 0x%llx\n",
+ LOG("loading stage %s @ 0x%x (%d bytes), entry @ 0x%llx\n",
name,
(u32) stage->load, stage->memlen,
stage->entry);
@@ -113,7 +118,7 @@ void * cbfs_load_stage(const char *name)
stage->len))
return (void *) -1;
- printk(BIOS_DEBUG, "Stage: done loading.\n");
+ DEBUG("stage loaded.\n");
entry = stage->entry;
// entry = ntohll(stage->entry);
@@ -130,13 +135,13 @@ int cbfs_execute_stage(const char *name)
return 1;
if (ntohl(stage->compression) != CBFS_COMPRESS_NONE) {
- printk(BIOS_INFO, "CBFS: Unable to run %s: Compressed file"
+ LOG("Unable to run %s: Compressed file"
"Not supported for in-place execution\n", name);
return 1;
}
/* FIXME: This isn't right */
- printk(BIOS_INFO, "CBFS: run @ %p\n", (void *) ntohl((u32) stage->entry));
+ LOG("run @ %p\n", (void *) ntohl((u32) stage->entry));
return run_address((void *) (intptr_t)ntohll(stage->entry));
}
diff --git a/src/lib/cbfs_core.c b/src/lib/cbfs_core.c
index 4bf755b0f8..15cb68e9bc 100644
--- a/src/lib/cbfs_core.c
+++ b/src/lib/cbfs_core.c
@@ -40,6 +40,9 @@
* print an error message x (in printf format)
*
* LOG(x...)
+ * print a message x (in printf format)
+ *
+ * DEBUG(x...)
* print a debug message x (in printf format)
*
* romstart()
@@ -86,7 +89,7 @@ struct cbfs_file *cbfs_find(const char *name)
struct cbfs_header *header = get_cbfs_header();
if (header == (void*)0xffffffff) return NULL;
- LOG("Searching for %s\n", name);
+ LOG("Looking for '%s'\n", name);
void *data, *dataend, *origdata;
/* find first entry */
@@ -111,8 +114,9 @@ struct cbfs_file *cbfs_find(const char *name)
data = phys_to_virt(CBFS_ALIGN_UP(virt_to_phys(data), align));
continue;
}
- LOG("Check %s\n", CBFS_NAME(file));
+ DEBUG("Check '%s'\n", CBFS_NAME(file));
if (strcmp(CBFS_NAME(file), name) == 0) {
+ LOG("found.\n");
return file;
}
void *olddata = data;