[coreboot] [commit] r5021 - trunk/util/ectool

svn at coreboot.org svn at coreboot.org
Sat Jan 16 18:50:55 CET 2010


Author: stepan
Date: 2010-01-16 18:50:55 +0100 (Sat, 16 Jan 2010)
New Revision: 5021

Modified:
   trunk/util/ectool/ec.c
   trunk/util/ectool/ec.h
   trunk/util/ectool/ectool.c
Log:
ectool: Support for dumping EC "index ram"

Signed-off-by: Stefan Reinauer <stepan at coresystems.de>
Acked-by: Ronald G. Minnich <rminnich at gmail.com>



Modified: trunk/util/ectool/ec.c
===================================================================
--- trunk/util/ectool/ec.c	2010-01-16 17:21:17 UTC (rev 5020)
+++ trunk/util/ectool/ec.c	2010-01-16 17:50:55 UTC (rev 5021)
@@ -114,3 +114,13 @@
 
 	return send_ec_data(data);
 }
+
+uint8_t ec_idx_read(uint16_t addr)
+{
+	uint16_t lpc_idx = 0x380;
+
+	outb(addr & 0xff, lpc_idx + 2);
+	outb(addr >> 8, lpc_idx + 1);
+	
+	return inb(lpc_idx + 3);
+}

Modified: trunk/util/ectool/ec.h
===================================================================
--- trunk/util/ectool/ec.h	2010-01-16 17:21:17 UTC (rev 5020)
+++ trunk/util/ectool/ec.h	2010-01-16 17:50:55 UTC (rev 5021)
@@ -47,4 +47,5 @@
 uint8_t recv_ec_data(void);
 uint8_t ec_read(uint8_t addr);
 
+uint8_t ec_idx_read(uint16_t addr);
 #endif

Modified: trunk/util/ectool/ectool.c
===================================================================
--- trunk/util/ectool/ectool.c	2010-01-16 17:21:17 UTC (rev 5020)
+++ trunk/util/ectool/ectool.c	2010-01-16 17:50:55 UTC (rev 5021)
@@ -99,5 +99,14 @@
 	}
 	printf("\n\n");
 
+	printf("EC IDX RAM:\n");
+	for (i = 0; i < 0x10000; i++) {
+		if ((i % 0x10) == 0)
+			printf("\n%04x: ", i);
+		printf("%02x ", ec_idx_read(i));
+	}
+	printf("\n\n");
+
+
 	return 0;
 }





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