From: Øyvind Harboe <oyvind.harboe@zylin.com>
Date: Wed, 30 Dec 2009 11:36:22 +0000 (+0100)
Subject: zy1000: unlock flash upon startup for revc
X-Git-Tag: v0.4.0-rc2~174
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=2cf6d473752982b2ea46bf083ac9f5e7fe9c9d1b;p=openocd

zy1000: unlock flash upon startup for revc

Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
---

diff --git a/src/ecosboard.c b/src/ecosboard.c
index d7fdabdb..c31c5961 100644
--- a/src/ecosboard.c
+++ b/src/ecosboard.c
@@ -995,6 +995,20 @@ int main(int argc, char *argv[])
 
 	copydir("/rom", "/ram/cgi");
 
+#ifdef CYGPKG_HAL_NIOS2
+	cyg_flashaddr_t err_address;
+#define UNCACHED_EXT_FLASH_BASE (0x80000000 + EXT_FLASH_BASE)
+	/* The revc flash is locked upon reset, unlock it */
+#ifdef CYGHWR_IO_FLASH_BLOCK_LOCKING
+	if ((err = flash_unlock((void *) UNCACHED_EXT_FLASH_BASE, EXT_FLASH_SPAN,
+			(void **) &err_address)) != 0)
+	{
+		diag_printf("Error: could not unlock flash\n");
+	}
+#endif
+#endif
+
+
 	err = mount("/dev/flash1", "/config", "jffs2");
 	if (err < 0)
 	{