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author | Matthias Welwarsky <matthias.welwarsky@sysgo.com> | 2016-11-27 11:28:01 +0100 |
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committer | Paul Fertser <fercerpav@gmail.com> | 2017-02-24 09:14:32 +0000 |
commit | 8b923532c16459d83655bab418b92e57f6d3312a (patch) | |
tree | b75e85d1c45a3eba3a9b3a1ba06a7b0ec174d9b1 | |
parent | 9527d1e595e316a4155c808fafa3a0ea6baa72f2 (diff) | |
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aarch64: remove bogus address check before memory access
Mmu faults can not be prevented on aarch64, they need to be taken and
handled accordingly. Remove the remaining stub code.
Change-Id: I6241efa594fe6b963624f9628cdf1c8e46588223
Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com>
Reviewed-on: http://openocd.zylin.com/3987
Tested-by: jenkins
Reviewed-by: Paul Fertser <fercerpav@gmail.com>
-rw-r--r-- | src/target/aarch64.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/src/target/aarch64.c b/src/target/aarch64.c index d3ed57c..5dd6d7a 100644 --- a/src/target/aarch64.c +++ b/src/target/aarch64.c @@ -103,13 +103,6 @@ static int aarch64_restore_system_control_reg(struct target *target) return retval; } -/* check address before aarch64_apb read write access with mmu on - * remove apb predictible data abort */ -static int aarch64_check_address(struct target *target, uint32_t address) -{ - /* TODO */ - return ERROR_OK; -} /* modify system_control_reg in order to enable or disable mmu for : * - virt2phys address conversion * - read or write memory in phys or virt address */ @@ -1651,9 +1644,6 @@ static int aarch64_read_memory(struct target *target, target_addr_t address, return retval; if (mmu_enabled) { - retval = aarch64_check_address(target, address); - if (retval != ERROR_OK) - return retval; /* enable MMU as we could have disabled it for phys access */ retval = aarch64_mmu_modify(target, 1); if (retval != ERROR_OK) @@ -1691,9 +1681,6 @@ static int aarch64_write_memory(struct target *target, target_addr_t address, return retval; if (mmu_enabled) { - retval = aarch64_check_address(target, address); - if (retval != ERROR_OK) - return retval; /* enable MMU as we could have disabled it for phys access */ retval = aarch64_mmu_modify(target, 1); if (retval != ERROR_OK) |