From: mlu <mlu@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Fri, 2 Oct 2009 16:50:42 +0000 (+0000)
Subject: It is not possible to invalidate I-Cache on memory writes while the target is running
X-Git-Tag: v0.3.0-rc0~156
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=16742b529bbaf5a4e1da478c0d2bb7cc3517caf0;p=openocd

It is not possible to invalidate I-Cache on memory writes while the target is running

git-svn-id: svn://svn.berlios.de/openocd/trunk@2795 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---

diff --git a/src/target/cortex_a8.c b/src/target/cortex_a8.c
index 7e9a0a9b..846d90c3 100644
--- a/src/target/cortex_a8.c
+++ b/src/target/cortex_a8.c
@@ -1332,6 +1332,8 @@ int cortex_a8_write_memory(struct target_s *target, uint32_t address,
 			exit(-1);
 	}
 
+	if (target->state == TARGET_HALTED)
+	{
 		/* The Cache handling will NOT work with MMU active, the wrong addresses will be invalidated */
 		/* invalidate I-Cache */
 		if (armv7a->armv4_5_mmu.armv4_5_cache.i_cache_enabled)
@@ -1349,6 +1351,7 @@ int cortex_a8_write_memory(struct target_s *target, uint32_t address,
 			for (uint32_t cacheline=address; cacheline<address+size*count; cacheline+=64)
 				armv7a->write_cp15(target, 0, 1, 7, 6, cacheline); /* U/D cache to PoC */
 		}
+	}
 
 	return retval;
 }