[coreboot] [PATCH] v3: move console log level management to global variable infrastructure
Carl-Daniel Hailfinger
c-d.hailfinger.devel.2006 at gmx.net
Mon Aug 18 19:31:36 CEST 2008
Move console log level management to global variable infrastructure. The
existing code does not work due to the characteristics of stage1. This
has been broken since r729.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
Index: corebootv3-console_loglevel_global_var/include/console.h
===================================================================
--- corebootv3-console_loglevel_global_var/include/console.h (Revision 785)
+++ corebootv3-console_loglevel_global_var/include/console.h (Arbeitskopie)
@@ -37,6 +37,7 @@
void console_tx_flush(void);
unsigned char console_rx_byte(void);
int console_tst_byte(void);
+void console_loglevel_init(void);
#ifdef CONFIG_CONSOLE_BUFFER
void printk_buffer_init(void);
void printk_buffer_move(void *newaddr, int newsize);
@@ -69,6 +70,7 @@
#ifdef CONFIG_CONSOLE_BUFFER
struct printk_buffer *printk_buffer;
#endif
+ unsigned int loglevel;
};
int printk(int msg_level, const char *fmt, ...) __attribute__((format (printf, 2, 3)));
Index: corebootv3-console_loglevel_global_var/lib/console.c
===================================================================
--- corebootv3-console_loglevel_global_var/lib/console.c (Revision 785)
+++ corebootv3-console_loglevel_global_var/lib/console.c (Arbeitskopie)
@@ -8,8 +8,6 @@
int vtxprintf(void (*)(unsigned char, void *arg),
void *arg, const char *, va_list);
-static unsigned int loglevel = CONFIG_DEFAULT_CONSOLE_LOGLEVEL;
-
/**
* set the console log level
* There are no invalid settings, although there are ones that
@@ -21,7 +19,7 @@
if (level > BIOS_SPEW)
printk(BIOS_ALWAYS, "Warning: ridiculous log level setting: %d (max %d)\n",
level, BIOS_SPEW);
- loglevel = level;
+ global_vars()->loglevel = level;
}
/**
@@ -31,9 +29,14 @@
*/
static unsigned int console_loglevel(void)
{
- return loglevel;
+ return global_vars()->loglevel;
}
+void console_loglevel_init(void)
+{
+ set_loglevel(CONFIG_DEFAULT_CONSOLE_LOGLEVEL);
+}
+
#ifdef CONFIG_CONSOLE_BUFFER
struct printk_buffer *printk_buffer_addr(void)
{
Index: corebootv3-console_loglevel_global_var/arch/x86/stage1.c
===================================================================
--- corebootv3-console_loglevel_global_var/arch/x86/stage1.c (Revision 785)
+++ corebootv3-console_loglevel_global_var/arch/x86/stage1.c (Arbeitskopie)
@@ -89,6 +89,12 @@
{
memset(globvars, 0, sizeof(struct global_vars));
*(struct global_vars **)(bottom_of_stack() - sizeof(struct global_vars *)) = globvars;
+#ifdef CONFIG_CONSOLE_BUFFER
+ /* Initialize the printk buffer. */
+ printk_buffer_init();
+#endif
+ console_loglevel_init();
+
}
void dump_mem_range(int msg_level, unsigned char *buf, int size)
@@ -163,11 +169,6 @@
*/
global_vars_init(&globvars);
-#ifdef CONFIG_CONSOLE_BUFFER
- /* Initialize the printk buffer. NEVER run this on an AP! */
- printk_buffer_init();
-#endif
-
hardware_stage1();
//
--
http://www.hailfinger.org/
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