ectool: Support for dumping EC "index ram"
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5021 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/util/ectool/ec.c b/util/ectool/ec.c
index 56e9a61..351015d 100644
--- a/util/ectool/ec.c
+++ b/util/ectool/ec.c
@@ -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);
+}
diff --git a/util/ectool/ec.h b/util/ectool/ec.h
index b06816d..7400778 100644
--- a/util/ectool/ec.h
+++ b/util/ectool/ec.h
@@ -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
diff --git a/util/ectool/ectool.c b/util/ectool/ectool.c
index 91d42fe..b7bb0ef 100644
--- a/util/ectool/ectool.c
+++ b/util/ectool/ectool.c
@@ -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;
}