Merge branch 'lwmon5' of /home/wd/git/u-boot/projects

20 files changed, 155 insertions, 8 deletions

diff --git a/common/cmd_log.c b/common/cmd_log.c
index b9f9ba034..c6e72ac3c 100644
--- a/common/cmd_log.c
+++ b/common/cmd_log.c
@@ -107,7 +107,7 @@ void logbuff_init_ptrs (void)
 	if ((s = getenv ("loglevel")) != NULL)
 		console_loglevel = (int)simple_strtoul (s, NULL, 10);
 
-	gd->post_log_word |= LOGBUFF_INITIALIZED;
+	gd->flags |= GD_FLG_LOGINIT;
 }
 
 void logbuff_reset (void)
@@ -168,7 +168,7 @@ static void logbuff_puts (const char *s)
 
 void logbuff_log(char *msg)
 {
-	if ((gd->post_log_word & LOGBUFF_INITIALIZED)) {
+	if ((gd->flags & GD_FLG_LOGINIT)) {
 		logbuff_printk (msg);
 	} else {
 		/* Can happen only for pre-relocated errors as logging */
diff --git a/include/asm-arm/global_data.h b/include/asm-arm/global_data.h
index 0410b5ef7..7564ff146 100644
--- a/include/asm-arm/global_data.h
+++ b/include/asm-arm/global_data.h
@@ -61,6 +61,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("r8")
 
diff --git a/include/asm-avr32/global_data.h b/include/asm-avr32/global_data.h
index daf64bc00..007cfe4e7 100644
--- a/include/asm-avr32/global_data.h
+++ b/include/asm-avr32/global_data.h
@@ -52,6 +52,8 @@ typedef	struct	global_data {
 #define GD_FLG_DEVINIT	0x00002		/* Devices have been initialized */
 #define GD_FLG_SILENT	0x00004		/* Silent mode			 */
 #define GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed	 */
+#define GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted	 */
+#define GD_FLG_LOGINIT	0x00020		/* Log Buf has been initialized	 */
 
 #define DECLARE_GLOBAL_DATA_PTR register gd_t *gd asm("r5")
 
diff --git a/include/asm-blackfin/global_data.h b/include/asm-blackfin/global_data.h
index 6debfc745..4c8863962 100644
--- a/include/asm-blackfin/global_data.h
+++ b/include/asm-blackfin/global_data.h
@@ -62,6 +62,8 @@ typedef struct global_data {
 #define	GD_FLG_DEVINIT	0x00002	/* Devices have been initialized */
 #define	GD_FLG_SILENT	0x00004	/* Silent mode                   */
 #define	GD_FLG_POSTFAIL	0x00008	/* Critical POST test failed     */
+#define	GD_FLG_POSTSTOP	0x00010	/* POST seqeunce aborted	 */
+#define	GD_FLG_LOGINIT	0x00020	/* Log Buf has been initialized	 */
 
 #define DECLARE_GLOBAL_DATA_PTR     register gd_t * volatile gd asm ("P5")
 
diff --git a/include/asm-i386/global_data.h b/include/asm-i386/global_data.h
index 68a9ad61e..323506399 100644
--- a/include/asm-i386/global_data.h
+++ b/include/asm-i386/global_data.h
@@ -55,6 +55,8 @@ typedef	struct {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 extern gd_t *global_data;
 
diff --git a/include/asm-m68k/global_data.h b/include/asm-m68k/global_data.h
index c897f2b2a..7377d313d 100644
--- a/include/asm-m68k/global_data.h
+++ b/include/asm-m68k/global_data.h
@@ -73,6 +73,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #if 0
 extern gd_t *global_data;
diff --git a/include/asm-microblaze/global_data.h b/include/asm-microblaze/global_data.h
index 91243b22c..376786fca 100644
--- a/include/asm-microblaze/global_data.h
+++ b/include/asm-microblaze/global_data.h
@@ -53,6 +53,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("r31")
 
diff --git a/include/asm-mips/global_data.h b/include/asm-mips/global_data.h
index bd9e4dd86..0c0ba50f4 100644
--- a/include/asm-mips/global_data.h
+++ b/include/asm-mips/global_data.h
@@ -55,6 +55,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized */
 #define	GD_FLG_SILENT	0x00004		/* Silent mode			 */
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed	 */
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted	 */
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buf has been initialized	 */
 
 #define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("k0")
 
diff --git a/include/asm-nios/global_data.h b/include/asm-nios/global_data.h
index ddd66cfd4..a8cc98789 100644
--- a/include/asm-nios/global_data.h
+++ b/include/asm-nios/global_data.h
@@ -46,6 +46,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #define DECLARE_GLOBAL_DATA_PTR     register gd_t *gd asm ("%g7")
 
diff --git a/include/asm-nios2/global_data.h b/include/asm-nios2/global_data.h
index ae5f61700..729048917 100644
--- a/include/asm-nios2/global_data.h
+++ b/include/asm-nios2/global_data.h
@@ -45,6 +45,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #define DECLARE_GLOBAL_DATA_PTR     register gd_t *gd asm ("r15")
 
diff --git a/include/asm-ppc/global_data.h b/include/asm-ppc/global_data.h
index 202c8441c..ea702662f 100644
--- a/include/asm-ppc/global_data.h
+++ b/include/asm-ppc/global_data.h
@@ -168,6 +168,8 @@ typedef	struct	global_data {
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #if 1
 #define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("r2")
diff --git a/include/asm-sh/global_data.h b/include/asm-sh/global_data.h
index 521a66ffc..69af24a77 100644
--- a/include/asm-sh/global_data.h
+++ b/include/asm-sh/global_data.h
@@ -45,6 +45,8 @@ typedef	struct global_data
 #define	GD_FLG_DEVINIT	0x00002		/* Devices have been initialized	*/
 #define	GD_FLG_SILENT	0x00004		/* Silent mode				*/
 #define	GD_FLG_POSTFAIL	0x00008		/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010		/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020		/* Log Buffer has been initialized	*/
 
 #define DECLARE_GLOBAL_DATA_PTR	register gd_t *gd asm ("r13")
 
diff --git a/include/asm-sparc/global_data.h b/include/asm-sparc/global_data.h
index 7c29fc684..de2c84b22 100644
--- a/include/asm-sparc/global_data.h
+++ b/include/asm-sparc/global_data.h
@@ -79,6 +79,9 @@ typedef struct global_data {
 #define	GD_FLG_RELOC	0x00001	/* Code was relocated to RAM            */
 #define	GD_FLG_DEVINIT	0x00002	/* Devices have been initialized        */
 #define	GD_FLG_SILENT	0x00004	/* Silent mode                          */
+#define	GD_FLG_POSTFAIL	0x00008	/* Critical POST test failed		*/
+#define	GD_FLG_POSTSTOP	0x00010	/* POST seqeunce aborted		*/
+#define	GD_FLG_LOGINIT	0x00020	/* Log Buffer has been initialized	*/
 
 #define DECLARE_GLOBAL_DATA_PTR     register volatile gd_t *gd asm ("%g7")
 
diff --git a/include/configs/lwmon5.h b/include/configs/lwmon5.h
index 1f669aa8f..cf406c8c0 100644
--- a/include/configs/lwmon5.h
+++ b/include/configs/lwmon5.h
@@ -88,15 +88,20 @@
 						/* unused GPT0 COMP reg	*/
 #define CFG_MEM_TOP_HIDE	(4 << 10) /* don't use last 4kbytes	*/
 					/* 440EPx errata CHIP 11	*/
+#define CFG_OCM_SIZE		(16 << 10)
 
 /* Additional registers for watchdog timer post test */
 
 #define CFG_WATCHDOG_TIME_ADDR	(CFG_PERIPHERAL_BASE + GPT0_MASK2)
 #define CFG_WATCHDOG_FLAGS_ADDR	(CFG_PERIPHERAL_BASE + GPT0_MASK1)
 #define CFG_DSPIC_TEST_ADDR	CFG_WATCHDOG_FLAGS_ADDR
+#define CFG_OCM_STATUS_ADDR	CFG_WATCHDOG_FLAGS_ADDR
 #define CFG_WATCHDOG_MAGIC	0x12480000
 #define CFG_WATCHDOG_MAGIC_MASK	0xFFFF0000
 #define CFG_DSPIC_TEST_MASK	0x00000001
+#define CFG_OCM_STATUS_OK	0x00009A00
+#define CFG_OCM_STATUS_FAIL	0x0000A300
+#define CFG_OCM_STATUS_MASK	0x0000FF00
 
 /*-----------------------------------------------------------------------
  * Serial Port
@@ -162,6 +167,7 @@
 				 CFG_POST_FPU	   | \
 				 CFG_POST_I2C	   | \
 				 CFG_POST_MEMORY   | \
+				 CFG_POST_OCM      | \
 				 CFG_POST_RTC      | \
 				 CFG_POST_SPR      | \
 				 CFG_POST_UART     | \
diff --git a/include/logbuff.h b/include/logbuff.h
index d41572905..d06d20884 100644
--- a/include/logbuff.h
+++ b/include/logbuff.h
@@ -31,8 +31,6 @@
 #define LOGBUFF_OVERHEAD (4096) /* Logbuffer overhead for extra info */
 #define LOGBUFF_RESERVE (LOGBUFF_LEN+LOGBUFF_OVERHEAD)
 
-#define LOGBUFF_INITIALIZED	(1<<31)
-
 /* The mapping used here has to be the same as in setup_ext_logbuff ()
    in linux/kernel/printk */
 
diff --git a/include/post.h b/include/post.h
index ee07d2caa..123623f5c 100644
--- a/include/post.h
+++ b/include/post.h
@@ -43,6 +43,7 @@
 #define POST_PREREL             0x1000  /* test runs before relocation */
 
 #define POST_CRITICAL		0x2000	/* Use failbootcmd if test failed */
+#define POST_STOP		0x4000	/* Interrupt POST sequence on fail */
 
 #define POST_MEM		(POST_RAM | POST_ROM)
 #define POST_ALWAYS		(POST_NORMAL	| \
@@ -94,7 +95,7 @@ extern int post_hotkeys_pressed(void);
 #define CFG_POST_SPR		0x00000400
 #define CFG_POST_SYSMON		0x00000800
 #define CFG_POST_DSP		0x00001000
-#define CFG_POST_CODEC		0x00002000
+#define CFG_POST_OCM		0x00002000
 #define CFG_POST_FPU		0x00004000
 #define CFG_POST_ECC		0x00008000
 #define CFG_POST_BSPEC1		0x00010000
@@ -102,6 +103,7 @@ extern int post_hotkeys_pressed(void);
 #define CFG_POST_BSPEC3		0x00040000
 #define CFG_POST_BSPEC4		0x00080000
 #define CFG_POST_BSPEC5		0x00100000
+#define CFG_POST_CODEC		0x00200000
 
 #endif /* CONFIG_POST */
 
diff --git a/post/cpu/ppc4xx/Makefile b/post/cpu/ppc4xx/Makefile
index f19dc5d3c..1cfd3bb59 100644
--- a/post/cpu/ppc4xx/Makefile
+++ b/post/cpu/ppc4xx/Makefile
@@ -29,6 +29,7 @@ COBJS-$(CONFIG_HAS_POST)	+= cache.o
 COBJS-$(CONFIG_HAS_POST)	+= denali_ecc.o
 COBJS-$(CONFIG_HAS_POST)	+= ether.o
 COBJS-$(CONFIG_HAS_POST)	+= fpu.o
+COBJS-$(CONFIG_HAS_POST)	+= ocm.o
 COBJS-$(CONFIG_HAS_POST)	+= spr.o
 COBJS-$(CONFIG_HAS_POST)	+= uart.o
 COBJS-$(CONFIG_HAS_POST)	+= watchdog.o
diff --git a/post/cpu/ppc4xx/ocm.c b/post/cpu/ppc4xx/ocm.c
new file mode 100644
index 000000000..88aa93ea1
--- /dev/null
+++ b/post/cpu/ppc4xx/ocm.c
@@ -0,0 +1,89 @@
+/*
+ * (C) Copyright 2008 Ilya Yanok, EmCraft Systems, yanok@emcraft.com
+ *
+ * Developed for DENX Software Engineering GmbH
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#include <common.h>
+
+/*
+ * This test attempts to verify on-chip memory (OCM). Result is written
+ * to the scratch register and if test succeed it won't be run till next
+ * power on.
+ */
+
+#include <post.h>
+
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define OCM_TEST_PATTERN1	0x55555555
+#define OCM_TEST_PATTERN2	0xAAAAAAAA
+
+#if CONFIG_POST & CFG_POST_OCM
+
+static uint ocm_status_read(void)
+{
+	return in_be32((void *)CFG_OCM_STATUS_ADDR) &
+		CFG_OCM_STATUS_MASK;
+}
+
+static void ocm_status_write(uint value)
+{
+	out_be32((void *)CFG_OCM_STATUS_ADDR, value |
+		(in_be32((void *)CFG_OCM_STATUS_ADDR) &
+			~CFG_OCM_STATUS_MASK));
+}
+
+static inline int ocm_test_word(uint value, uint *address)
+{
+	uint read_value;
+
+	*address = value;
+	sync();
+	read_value = *address;
+
+	return (read_value != value);
+}
+
+int ocm_post_test(int flags)
+{
+	uint   old_value;
+	int    ret = 0;
+	uint  *address = (uint*)CFG_OCM_BASE;
+
+	if (ocm_status_read() == CFG_OCM_STATUS_OK)
+		return 0;
+	for (; address < (uint*)(CFG_OCM_BASE + CFG_OCM_SIZE); address++) {
+		old_value = *address;
+		if (ocm_test_word(OCM_TEST_PATTERN1, address) ||
+				ocm_test_word(OCM_TEST_PATTERN2, address)) {
+			ret = 1;
+			*address = old_value;
+			printf("OCM POST failed at %p!\n", address);
+			break;
+		}
+		*address = old_value;
+	}
+	ocm_status_write(ret ? CFG_OCM_STATUS_FAIL : CFG_OCM_STATUS_OK);
+	return ret;
+}
+#endif /* CONFIG_POST & CFG_POST_OCM */
diff --git a/post/post.c b/post/post.c
index c016c3ae4..d31829ba1 100644
--- a/post/post.c
+++ b/post/post.c
@@ -238,14 +238,20 @@ static int post_run_single (struct post_test *test,
 		if (test_flags & POST_PREREL) {
 			if ((*test->test) (flags) == 0)
 				post_log_mark_succ ( test->testid );
-			else if (test_flags & POST_CRITICAL)
-				gd->flags |= GD_FLG_POSTFAIL;
+			else {
+				if (test_flags & POST_CRITICAL)
+					gd->flags |= GD_FLG_POSTFAIL;
+				if (test_flags & POST_STOP)
+					gd->flags |= GD_FLG_POSTSTOP;
+			}
 		} else {
 		if ((*test->test) (flags) != 0) {
 			post_log ("FAILED\n");
 			show_boot_progress (-32);
 			if (test_flags & POST_CRITICAL)
 				gd->flags |= GD_FLG_POSTFAIL;
+			if (test_flags & POST_STOP)
+				gd->flags |= GD_FLG_POSTSTOP;
 		}
 		else
 			post_log ("PASSED\n");
@@ -271,6 +277,9 @@ int post_run (char *name, int flags)
 	if (name == NULL) {
 		unsigned int last;
 
+		if (gd->flags & GD_FLG_POSTSTOP)
+			return 0;
+
 		if (post_bootmode_get (&last) & POST_POWERTEST) {
 			if (last & POST_FAIL_SAVE) {
 				last &= ~POST_FAIL_SAVE;
@@ -285,6 +294,8 @@ int post_run (char *name, int flags)
 						 flags | POST_REBOOT, last);
 
 				for (i = last + 1; i < post_list_size; i++) {
+					if (gd->flags & GD_FLG_POSTSTOP)
+						break;
 					post_run_single (post_list + i,
 							 test_flags[i],
 							 flags, i);
@@ -292,6 +303,8 @@ int post_run (char *name, int flags)
 			}
 		} else {
 			for (i = 0; i < post_list_size; i++) {
+				if (gd->flags & GD_FLG_POSTSTOP)
+					break;
 				post_run_single (post_list + i,
 						 test_flags[i],
 						 flags, i);
diff --git a/post/tests.c b/post/tests.c
index 36473e311..a790c789d 100644
--- a/post/tests.c
+++ b/post/tests.c
@@ -29,6 +29,7 @@
 
 #include <post.h>
 
+extern int ocm_post_test (int flags);
 extern int cache_post_test (int flags);
 extern int watchdog_post_test (int flags);
 extern int i2c_post_test (int flags);
@@ -60,6 +61,18 @@ extern void sysmon_reloc (void);
 
 struct post_test post_list[] =
 {
+#if CONFIG_POST & CFG_POST_OCM
+    {
+	"OCM test",
+	"ocm",
+	"This test checks on chip memory (OCM).",
+	POST_ROM | POST_ALWAYS | POST_PREREL | POST_CRITICAL | POST_STOP,
+	&ocm_post_test,
+	NULL,
+	NULL,
+	CFG_POST_OCM
+    },
+#endif
 #if CONFIG_POST & CFG_POST_CACHE
     {
 	"Cache test",
@@ -270,7 +283,7 @@ struct post_test post_list[] =
 #if CONFIG_POST & CFG_POST_BSPEC4
 	CONFIG_POST_BSPEC4,
 #endif
-#if CONFIG_POST & CFG_POST_BSPEC4
+#if CONFIG_POST & CFG_POST_BSPEC5
 	CONFIG_POST_BSPEC5,
 #endif
 };