From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Alex=20Benn=C3=A9e?= Subject: [PATCH v3 06/12] KVM: arm64: guest debug, add SW break point support Date: Wed, 6 May 2015 17:23:21 +0100 Message-ID: <1430929407-3487-7-git-send-email-alex.bennee@linaro.org> References: <1430929407-3487-1-git-send-email-alex.bennee@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: Russell King , Jonathan Corbet , Gleb Natapov , jan.kiszka@siemens.com, "open list:DOCUMENTATION" , Will Deacon , open list , dahi@linux.vnet.ibm.com, Catalin Marinas , r65777@freescale.com, bp@suse.de To: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, christoffer.dall@linaro.org, marc.zyngier@arm.com, peter.maydell@linaro.org, agraf@suse.de, drjones@redhat.com, pbonzini@redhat.com, zhichao.huang@linaro.org Return-path: In-Reply-To: <1430929407-3487-1-git-send-email-alex.bennee@linaro.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu List-Id: kvm.vger.kernel.org VGhpcyBhZGRzIHN1cHBvcnQgZm9yIFNXIGJyZWFrcG9pbnRzIGluc2VydGVkIGJ5IHVzZXJzcGFj ZS4KCldlIGRvIHRoaXMgYnkgdHJhcHBpbmcgYWxsIGd1ZXN0IHNvZnR3YXJlIGRlYnVnIGV4Y2Vw dGlvbnMgdG8gdGhlCmh5cGVydmlzb3IgKE1EQ1JfRUwyLlRERSkuIFRoZSBleGl0IGhhbmRsZXIg c2V0cyBhbiBleGl0IHJlYXNvbiBvZgpLVk1fRVhJVF9ERUJVRyB3aXRoIHRoZSBrdm1fZGVidWdf ZXhpdF9hcmNoIHN0cnVjdHVyZSBob2xkaW5nIHRoZQpleGNlcHRpb24gc3luZHJvbWUgaW5mb3Jt YXRpb24uCgpJdCB3aWxsIGJlIHVwIHRvIHVzZXJzcGFjZSB0byBleHRyYWN0IHRoZSBQQyAodmlh IEdFVF9PTkVfUkVHKSBhbmQKZGV0ZXJtaW5lIGlmIHRoZSBkZWJ1ZyBldmVudCB3YXMgZm9yIGEg YnJlYWtwb2ludCBpdCBpbnNlcnRlZC4gSWYgbm90CnVzZXJzcGFjZSB3aWxsIG5lZWQgdG8gcmUt aW5qZWN0IHRoZSBjb3JyZWN0IGV4Y2VwdGlvbiByZXN0YXJ0IHRoZQpoeXBlcnZpc29yIHRvIGRl bGl2ZXIgdGhlIGRlYnVnIGV4Y2VwdGlvbiB0byB0aGUgZ3Vlc3QuCgpBbnkgb3RoZXIgZ3Vlc3Qg c29mdHdhcmUgZGVidWcgZXhjZXB0aW9uIChlLmcuIHNpbmdsZSBzdGVwIG9yIEhXCmFzc2lzdGVk IGJyZWFrcG9pbnRzKSB3aWxsIGNhdXNlIGFuIGVycm9yIGFuZCB0aGUgVk0gdG8gYmUga2lsbGVk LiBUaGlzCmlzIGFkZHJlc3NlZCBieSBsYXRlciBwYXRjaGVzIHdoaWNoIGFkZCBzdXBwb3J0IGZv ciB0aGUgb3RoZXIgZGVidWcKdHlwZXMuCgpTaWduZWQtb2ZmLWJ5OiBBbGV4IEJlbm7DqWUgPGFs ZXguYmVubmVlQGxpbmFyby5vcmc+CgotLS0KdjIKICAtIHVwZGF0ZSB0byB1c2UgbmV3IGV4aXQg c3RydWN0CiAgLSB0d2VhayBmb3IgQyBzZXR1cAogIC0gZG8gb3VyIHNldHVwIGluIGRlYnVnX3Nl dHVwL2NsZWFyIGNvZGUKICAtIGZpeGVkIHVwIGNvbW1lbnRzCnYzOgogIC0gZml4IHNwYWNpbmcg aW4gS1ZNX0dVRVNUREJHX1ZBTElEX01BU0sKICAtIGZpeCBhbmQgY2xhcmlmeSB3b3JkaW5nIG9u IGt2bV9oYW5kbGVfZ3Vlc3RfZGVidWcKICAtIGhhbmRsZSBlcnJvciBjYXNlIGluIGt2bV9oYW5k bGVfZ3Vlc3RfZGVidWcKICAtIHJlLXdvcmQgdGhlIGNvbW1pdCBtZXNzYWdlCgpkaWZmIC0tZ2l0 IGEvRG9jdW1lbnRhdGlvbi92aXJ0dWFsL2t2bS9hcGkudHh0IGIvRG9jdW1lbnRhdGlvbi92aXJ0 dWFsL2t2bS9hcGkudHh0CmluZGV4IDRiMDEzMmYuLjVlZjkzN2MgMTAwNjQ0Ci0tLSBhL0RvY3Vt ZW50YXRpb24vdmlydHVhbC9rdm0vYXBpLnR4dAorKysgYi9Eb2N1bWVudGF0aW9uL3ZpcnR1YWwv a3ZtL2FwaS50eHQKQEAgLTI2NjcsNyArMjY2Nyw3IEBAIHdoZW4gcnVubmluZy4gQ29tbW9uIGNv bnRyb2wgYml0cyBhcmU6CiBUaGUgdG9wIDE2IGJpdHMgb2YgdGhlIGNvbnRyb2wgZmllbGQgYXJl IGFyY2hpdGVjdHVyZSBzcGVjaWZpYyBjb250cm9sCiBmbGFncyB3aGljaCBjYW4gaW5jbHVkZSB0 aGUgZm9sbG93aW5nOgogCi0gIC0gS1ZNX0dVRVNUREJHX1VTRV9TV19CUDogICAgIHVzaW5nIHNv ZnR3YXJlIGJyZWFrcG9pbnRzIFt4ODZdCisgIC0gS1ZNX0dVRVNUREJHX1VTRV9TV19CUDogICAg IHVzaW5nIHNvZnR3YXJlIGJyZWFrcG9pbnRzIFt4ODYsIGFybTY0XQogICAtIEtWTV9HVUVTVERC R19VU0VfSFdfQlA6ICAgICB1c2luZyBoYXJkd2FyZSBicmVha3BvaW50cyBbeDg2LCBzMzkwXQog ICAtIEtWTV9HVUVTVERCR19JTkpFQ1RfREI6ICAgICBpbmplY3QgREIgdHlwZSBleGNlcHRpb24g W3g4Nl0KICAgLSBLVk1fR1VFU1REQkdfSU5KRUNUX0JQOiAgICAgaW5qZWN0IEJQIHR5cGUgZXhj ZXB0aW9uIFt4ODZdCmRpZmYgLS1naXQgYS9hcmNoL2FybS9rdm0vYXJtLmMgYi9hcmNoL2FybS9r dm0vYXJtLmMKaW5kZXggNGEyNzRlMS4uMDY0YzEwNSAxMDA2NDQKLS0tIGEvYXJjaC9hcm0va3Zt L2FybS5jCisrKyBiL2FyY2gvYXJtL2t2bS9hcm0uYwpAQCAtMzAyLDcgKzMwMiw3IEBAIHZvaWQg a3ZtX2FyY2hfdmNwdV9wdXQoc3RydWN0IGt2bV92Y3B1ICp2Y3B1KQogCWt2bV9hcm1fc2V0X3J1 bm5pbmdfdmNwdShOVUxMKTsKIH0KIAotI2RlZmluZSBLVk1fR1VFU1REQkdfVkFMSURfTUFTSyAo S1ZNX0dVRVNUREJHX0VOQUJMRSkKKyNkZWZpbmUgS1ZNX0dVRVNUREJHX1ZBTElEX01BU0sgKEtW TV9HVUVTVERCR19FTkFCTEUgfCBLVk1fR1VFU1REQkdfVVNFX1NXX0JQKQogCiAvKioKICAqIGt2 bV9hcmNoX3ZjcHVfaW9jdGxfc2V0X2d1ZXN0X2RlYnVnIC0gc2V0IHVwIGd1ZXN0IGRlYnVnZ2lu ZwpkaWZmIC0tZ2l0IGEvYXJjaC9hcm02NC9rdm0vZGVidWcuYyBiL2FyY2gvYXJtNjQva3ZtL2Rl YnVnLmMKaW5kZXggYjFmODczMS4uNWJlZTY3NiAxMDA2NDQKLS0tIGEvYXJjaC9hcm02NC9rdm0v ZGVidWcuYworKysgYi9hcmNoL2FybTY0L2t2bS9kZWJ1Zy5jCkBAIC03NSw2ICs3NSwxMiBAQCB2 b2lkIGt2bV9hcm1fc2V0dXBfZGVidWcoc3RydWN0IGt2bV92Y3B1ICp2Y3B1KQogCWVsc2UKIAkJ dmNwdS0+YXJjaC5tZGNyX2VsMiAmPSB+TURDUl9FTDJfVERBOwogCisJLyogVHJhcCBicmVha3Bv aW50cz8gKi8KKwlpZiAodmNwdS0+Z3Vlc3RfZGVidWcgJiBLVk1fR1VFU1REQkdfVVNFX1NXX0JQ KQorCQl2Y3B1LT5hcmNoLm1kY3JfZWwyIHw9IE1EQ1JfRUwyX1RERTsKKwllbHNlCisJCXZjcHUt PmFyY2gubWRjcl9lbDIgJj0gfk1EQ1JfRUwyX1RERTsKKwogfQogCiB2b2lkIGt2bV9hcm1fY2xl YXJfZGVidWcoc3RydWN0IGt2bV92Y3B1ICp2Y3B1KQpkaWZmIC0tZ2l0IGEvYXJjaC9hcm02NC9r dm0vaGFuZGxlX2V4aXQuYyBiL2FyY2gvYXJtNjQva3ZtL2hhbmRsZV9leGl0LmMKaW5kZXggNTI0 ZmEyNS4uMjdmMzhhOSAxMDA2NDQKLS0tIGEvYXJjaC9hcm02NC9rdm0vaGFuZGxlX2V4aXQuYwor KysgYi9hcmNoL2FybTY0L2t2bS9oYW5kbGVfZXhpdC5jCkBAIC04Miw2ICs4Miw0MCBAQCBzdGF0 aWMgaW50IGt2bV9oYW5kbGVfd2Z4KHN0cnVjdCBrdm1fdmNwdSAqdmNwdSwgc3RydWN0IGt2bV9y dW4gKnJ1bikKIAlyZXR1cm4gMTsKIH0KIAorLyoqCisgKiBrdm1faGFuZGxlX2d1ZXN0X2RlYnVn IC0gaGFuZGxlIGEgZGVidWcgZXhjZXB0aW9uIGluc3RydWN0aW9uCisgKgorICogQHZjcHU6CXRo ZSB2Y3B1IHBvaW50ZXIKKyAqIEBydW46CWFjY2VzcyB0byB0aGUga3ZtX3J1biBzdHJ1Y3R1cmUg Zm9yIHJlc3VsdHMKKyAqCisgKiBXZSByb3V0ZSBhbGwgZGVidWcgZXhjZXB0aW9ucyB0aHJvdWdo IHRoZSBzYW1lIGhhbmRsZXIuIElmIGJvdGggdGhlCisgKiBndWVzdCBhbmQgaG9zdCBhcmUgdXNp bmcgdGhlIHNhbWUgZGVidWcgZmFjaWxpdGllcyBpdCB3aWxsIGJlIHVwIHRvCisgKiB1c2Vyc3Bh Y2UgdG8gcmUtaW5qZWN0IHRoZSBjb3JyZWN0IGV4Y2VwdGlvbiBmb3IgZ3Vlc3QgZGVsaXZlcnku CisgKgorICogQHJldHVybjogMCAod2hpbGUgc2V0dGluZyBydW4tPmV4aXRfcmVhc29uKSwgLTEg Zm9yIGVycm9yCisgKi8KK3N0YXRpYyBpbnQga3ZtX2hhbmRsZV9ndWVzdF9kZWJ1ZyhzdHJ1Y3Qg a3ZtX3ZjcHUgKnZjcHUsIHN0cnVjdCBrdm1fcnVuICpydW4pCit7CisJdTMyIGhzciA9IGt2bV92 Y3B1X2dldF9oc3IodmNwdSk7CisJaW50IHJldCA9IDA7CisKKwlydW4tPmV4aXRfcmVhc29uID0g S1ZNX0VYSVRfREVCVUc7CisJcnVuLT5kZWJ1Zy5hcmNoLmhzciA9IGhzcjsKKworCXN3aXRjaCAo aHNyID4+IEVTUl9FTHhfRUNfU0hJRlQpIHsKKwljYXNlIEVTUl9FTHhfRUNfQktQVDMyOgorCWNh c2UgRVNSX0VMeF9FQ19CUks2NDoKKwkJYnJlYWs7CisJZGVmYXVsdDoKKwkJa3ZtX2VycigiJXM6 IHVuLWhhbmRsZWQgY2FzZSBoc3I6ICUjMDh4XG4iLAorCQkJX19mdW5jX18sICh1bnNpZ25lZCBp bnQpIGhzcik7CisJCXJldCA9IC0xOworCQlicmVhazsKKwl9CisKKwlyZXR1cm4gcmV0OworfQor CiBzdGF0aWMgZXhpdF9oYW5kbGVfZm4gYXJtX2V4aXRfaGFuZGxlcnNbXSA9IHsKIAlbRVNSX0VM eF9FQ19XRnhdCT0ga3ZtX2hhbmRsZV93ZngsCiAJW0VTUl9FTHhfRUNfQ1AxNV8zMl0JPSBrdm1f aGFuZGxlX2NwMTVfMzIsCkBAIC05Niw2ICsxMzAsOCBAQCBzdGF0aWMgZXhpdF9oYW5kbGVfZm4g YXJtX2V4aXRfaGFuZGxlcnNbXSA9IHsKIAlbRVNSX0VMeF9FQ19TWVM2NF0JPSBrdm1faGFuZGxl X3N5c19yZWcsCiAJW0VTUl9FTHhfRUNfSUFCVF9MT1ddCT0ga3ZtX2hhbmRsZV9ndWVzdF9hYm9y dCwKIAlbRVNSX0VMeF9FQ19EQUJUX0xPV10JPSBrdm1faGFuZGxlX2d1ZXN0X2Fib3J0LAorCVtF U1JfRUx4X0VDX0JLUFQzMl0JPSBrdm1faGFuZGxlX2d1ZXN0X2RlYnVnLAorCVtFU1JfRUx4X0VD X0JSSzY0XQk9IGt2bV9oYW5kbGVfZ3Vlc3RfZGVidWcsCiB9OwogCiBzdGF0aWMgZXhpdF9oYW5k bGVfZm4ga3ZtX2dldF9leGl0X2hhbmRsZXIoc3RydWN0IGt2bV92Y3B1ICp2Y3B1KQotLSAKMi4z LjUKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmt2bWFy bSBtYWlsaW5nIGxpc3QKa3ZtYXJtQGxpc3RzLmNzLmNvbHVtYmlhLmVkdQpodHRwczovL2xpc3Rz LmNzLmNvbHVtYmlhLmVkdS9tYWlsbWFuL2xpc3RpbmZvL2t2bWFybQo=