From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v6 01/22] arm/acpi: Estimate memory required for acpi/efi tables Date: Fri, 18 Mar 2016 18:44:57 +0000 Message-ID: <56EC4CA9.4090309@arm.com> References: <1458207668-12012-1-git-send-email-zhaoshenglong@huawei.com> <1458207668-12012-2-git-send-email-zhaoshenglong@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1458207668-12012-2-git-send-email-zhaoshenglong@huawei.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Shannon Zhao , xen-devel@lists.xen.org Cc: stefano.stabellini@citrix.com, shannon.zhao@linaro.org, peter.huangpeng@huawei.com List-Id: xen-devel@lists.xenproject.org SGkgU2hhbm5vbiwKCk9uIDE3LzAzLzE2IDA5OjQwLCBTaGFubm9uIFpoYW8gd3JvdGU6Cj4gZGlm ZiAtLWdpdCBhL3hlbi9hcmNoL2FybS9kb21haW5fYnVpbGQuYyBiL3hlbi9hcmNoL2FybS9kb21h aW5fYnVpbGQuYwo+IGluZGV4IDgzNjc2ZTQuLjRlMjA0OTkgMTAwNjQ0Cj4gLS0tIGEveGVuL2Fy Y2gvYXJtL2RvbWFpbl9idWlsZC5jCj4gKysrIGIveGVuL2FyY2gvYXJtL2RvbWFpbl9idWlsZC5j Cj4gQEAgLTEyLDYgKzEyLDggQEAKPiAgICNpbmNsdWRlIDx4ZW4vbGliZmR0L2xpYmZkdC5oPgo+ ICAgI2luY2x1ZGUgPHhlbi9ndWVzdF9hY2Nlc3MuaD4KPiAgICNpbmNsdWRlIDx4ZW4vaW9jYXAu aD4KPiArI2luY2x1ZGUgPHhlbi9hY3BpLmg+Cj4gKyNpbmNsdWRlIDxhY3BpL2FjdGFibGVzLmg+ Cj4gICAjaW5jbHVkZSA8YXNtL2RldmljZS5oPgo+ICAgI2luY2x1ZGUgPGFzbS9zZXR1cC5oPgo+ ICAgI2luY2x1ZGUgPGFzbS9wbGF0Zm9ybS5oPgo+IEBAIC0xMzU0LDYgKzEzNTYsNzkgQEAgc3Rh dGljIGludCBwcmVwYXJlX2R0YihzdHJ1Y3QgZG9tYWluICpkLCBzdHJ1Y3Qga2VybmVsX2luZm8g KmtpbmZvKQo+ICAgICAgIHJldHVybiAtRUlOVkFMOwo+ICAgfQo+Cj4gKyNpZmRlZiBDT05GSUdf QUNQSQo+ICtzdGF0aWMgaW50IGVzdGltYXRlX2FjcGlfZWZpX3NpemUoc3RydWN0IGRvbWFpbiAq ZCwgc3RydWN0IGtlcm5lbF9pbmZvICpraW5mbykKPiArewo+ICsgICAgc2l6ZV90IGVmaV9zaXpl LCBhY3BpX3NpemUsIG1hZHRfc2l6ZTsKPiArICAgIHU2NCBhZGRyOwo+ICsgICAgc3RydWN0IGFj cGlfdGFibGVfcnNkcCAqcnNkcF90Ymw7Cj4gKyAgICBzdHJ1Y3QgYWNwaV90YWJsZV9oZWFkZXIg KnRhYmxlOwo+ICsKPiArICAgIGVmaV9zaXplID0gZXN0aW1hdGVfZWZpX3NpemUoa2luZm8tPm1l bS5ucl9iYW5rcyk7Cj4gKwo+ICsgICAgYWNwaV9zaXplID0gUk9VTkRVUChzaXplb2Yoc3RydWN0 IGFjcGlfdGFibGVfZmFkdCksIDgpOwo+ICsgICAgYWNwaV9zaXplICs9IFJPVU5EVVAoc2l6ZW9m KHN0cnVjdCBhY3BpX3RhYmxlX3N0YW8pLCA4KTsKPiArCj4gKyAgICBtYWR0X3NpemUgPSBzaXpl b2Yoc3RydWN0IGFjcGlfdGFibGVfbWFkdCkKPiArICAgICAgICAgICAgICAgICsgc2l6ZW9mKHN0 cnVjdCBhY3BpX21hZHRfZ2VuZXJpY19pbnRlcnJ1cHQpICogZC0+bWF4X3ZjcHVzCj4gKyAgICAg ICAgICAgICAgICArIHNpemVvZihzdHJ1Y3QgYWNwaV9tYWR0X2dlbmVyaWNfZGlzdHJpYnV0b3Ip Owo+ICsgICAgaWYgKCBkLT5hcmNoLnZnaWMudmVyc2lvbiA9PSBHSUNfVjMgKQo+ICsgICAgICAg IG1hZHRfc2l6ZSArPSBzaXplb2Yoc3RydWN0IGFjcGlfbWFkdF9nZW5lcmljX3JlZGlzdHJpYnV0 b3IpCj4gKyAgICAgICAgICAgICAgICAgICAgICogZC0+YXJjaC52Z2ljLm5yX3JlZ2lvbnM7Cj4g KyAgICBhY3BpX3NpemUgKz0gUk9VTkRVUChtYWR0X3NpemUsIDgpOwo+ICsKPiArICAgIGFkZHIg PSBhY3BpX29zX2dldF9yb290X3BvaW50ZXIoKTsKPiArICAgIGlmICggIWFkZHIgKQo+ICsgICAg ewo+ICsgICAgICAgIHByaW50aygiVW5hYmxlIHRvIGdldCBhY3BpIHJvb3QgcG9pbnRlclxuIik7 Cj4gKyAgICAgICAgcmV0dXJuIC1FSU5WQUw7Cj4gKyAgICB9Cj4gKyAgICByc2RwX3RibCA9IGFj cGlfb3NfbWFwX21lbW9yeShhZGRyLCBzaXplb2Yoc3RydWN0IGFjcGlfdGFibGVfcnNkcCkpOwoK YWNwaV9vc19tYXBfbWVtb3J5IGNhbiBmYWlsLiBJZiB5b3UgYXJlIHN1cmUgdGhhdCBpbiB0aGlz IHNwZWNpZmljIGNhc2UgCml0IHdpbGwgbmV2ZXIsIGFkZCBhIEJVR19PTihyc2RwX3RibCAhPSBO VUxMKS4gT3RoZXJ3aXNlLCBwbGVhc2UgYWRkIApwcm9wZXIgY2hlY2suCgo+ICsgICAgdGFibGUg PSBhY3BpX29zX21hcF9tZW1vcnkocnNkcF90YmwtPnhzZHRfcGh5c2ljYWxfYWRkcmVzcywKPiAr ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHNpemVvZihzdHJ1Y3QgYWNwaV90YWJsZV9o ZWFkZXIpKTsKCkRpdHRvLgoKPiArICAgIC8qIEFkZCBwbGFjZSBmb3IgU1RBTyB0YWJsZSBpbiBY U0RUIHRhYmxlICovCj4gKyAgICBhY3BpX3NpemUgKz0gUk9VTkRVUCh0YWJsZS0+bGVuZ3RoICsg c2l6ZW9mKHU2NCksIDgpOwo+ICsgICAgYWNwaV9vc191bm1hcF9tZW1vcnkodGFibGUsIHNpemVv ZihzdHJ1Y3QgYWNwaV90YWJsZV9oZWFkZXIpKTsKPiArICAgIGFjcGlfb3NfdW5tYXBfbWVtb3J5 KHJzZHBfdGJsLCBzaXplb2Yoc3RydWN0IGFjcGlfdGFibGVfcnNkcCkpOwo+ICsKPiArICAgIGFj cGlfc2l6ZSArPSBST1VORFVQKHNpemVvZihzdHJ1Y3QgYWNwaV90YWJsZV9yc2RwKSwgOCk7Cj4g KyAgICBkLT5hcmNoLmVmaV9hY3BpX2xlbiA9IFJPVU5EVVAoZWZpX3NpemUsIDgpICsgUk9VTkRV UChhY3BpX3NpemUsIDgpOwo+ICsKPiArICAgIHJldHVybiAwOwo+ICt9Cj4gKwo+ICtzdGF0aWMg aW50IHByZXBhcmVfYWNwaShzdHJ1Y3QgZG9tYWluICpkLCBzdHJ1Y3Qga2VybmVsX2luZm8gKmtp bmZvKQo+ICt7Cj4gKyAgICBpbnQgcmMgPSAwOwo+ICsgICAgaW50IG9yZGVyOwo+ICsKPiArICAg IHJjID0gZXN0aW1hdGVfYWNwaV9lZmlfc2l6ZShkLCBraW5mbyk7Cj4gKyAgICBpZiAoIHJjICE9 IDAgKQo+ICsgICAgICAgIHJldHVybiByYzsKPiArCj4gKyAgICBvcmRlciA9IGdldF9vcmRlcl9m cm9tX2J5dGVzKGQtPmFyY2guZWZpX2FjcGlfbGVuKTsKPiArICAgIGQtPmFyY2guZWZpX2FjcGlf dGFibGUgPSBhbGxvY194ZW5oZWFwX3BhZ2VzKG9yZGVyLCAwKTsKPiArICAgIGlmICggZC0+YXJj aC5lZmlfYWNwaV90YWJsZSA9PSBOVUxMICkKPiArICAgIHsKPiArICAgICAgICBwcmludGsoInVu YWJsZSB0byBhbGxvY2F0ZSBtZW1vcnkhXG4iKTsKPiArICAgICAgICByZXR1cm4gLUVOT01FTTsK PiArICAgIH0KPiArICAgIG1lbXNldChkLT5hcmNoLmVmaV9hY3BpX3RhYmxlLCAwLCBkLT5hcmNo LmVmaV9hY3BpX2xlbik7Cj4gKwo+ICsgICAgLyogRm9yIEFDUEksIERvbTAgZG9lc24ndCB1c2Ug a2luZm8tPmdudHRhYl9zdGFydCB0byBnZXQgdGhlIGdyYW50IHRhYmxlCj4gKyAgICAgKiByZWdp b24uIFNvIHdlIHVzZSBpdCBhcyB0aGUgQUNQSSB0YWJsZSBtYXBwZWQgYWRkcmVzcy4gKi8KClRo ZSBjb2Rpbmcgc3R5bGUgZm9yIG11bHRpLWxpbmVzIGNvbW1lbnQgaXM6CgovKgogICogRm9yIEFD UEkgLi4uCiAgKiAuLi4uCiAgKi8KCj4gKyAgICBkLT5hcmNoLmVmaV9hY3BpX2dwYSA9IGtpbmZv LT5nbnR0YWJfc3RhcnQ7Cj4gKwo+ICsgICAgcmV0dXJuIDA7Cj4gK30KPiArI2Vsc2UKPiArc3Rh dGljIGludCBwcmVwYXJlX2FjcGkoc3RydWN0IGRvbWFpbiAqZCwgc3RydWN0IGtlcm5lbF9pbmZv ICpraW5mbykKPiArewo+ICsgICAgLyogT25seSBib290aW5nIHdpdGggQUNQSSB3aWxsIGhpdCBo ZXJlICovCj4gKyAgICBCVUdfT04oMSk7CgpUaGlzIGlzIGVxdWl2YWxlbnQgb2YgQlVHKCkKCj4g KyAgICByZXR1cm4gLUVJTlZBTDsKPiArfQo+ICsjZW5kaWYKPiAgIHN0YXRpYyB2b2lkIGR0Yl9s b2FkKHN0cnVjdCBrZXJuZWxfaW5mbyAqa2luZm8pCj4gICB7Cj4gICAgICAgdm9pZCAqIF9fdXNl ciBkdGJfdmlydCA9ICh2b2lkICogX191c2VyKShyZWdpc3Rlcl90KWtpbmZvLT5kdGJfcGFkZHI7 Cj4gQEAgLTE1NDAsNyArMTYxNSwxMSBAQCBpbnQgY29uc3RydWN0X2RvbTAoc3RydWN0IGRvbWFp biAqZCkKPiAgICAgICBhbGxvY2F0ZV9tZW1vcnkoZCwgJmtpbmZvKTsKPiAgICAgICBmaW5kX2du dHRhYl9yZWdpb24oZCwgJmtpbmZvKTsKPgo+IC0gICAgcmMgPSBwcmVwYXJlX2R0YihkLCAma2lu Zm8pOwo+ICsgICAgaWYgKCBhY3BpX2Rpc2FibGVkICkKPiArICAgICAgICByYyA9IHByZXBhcmVf ZHRiKGQsICZraW5mbyk7Cj4gKyAgICBlbHNlCj4gKyAgICAgICAgcmMgPSBwcmVwYXJlX2FjcGko ZCwgJmtpbmZvKTsKPiArCj4gICAgICAgaWYgKCByYyA8IDAgKQo+ICAgICAgICAgICByZXR1cm4g cmM7Cj4KClsuLi5dCgo+IGRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vZWZpL2VmaS1kb20wLmMg Yi94ZW4vYXJjaC9hcm0vZWZpL2VmaS1kb20wLmMKPiBuZXcgZmlsZSBtb2RlIDEwMDY0NAo+IGlu ZGV4IDAwMDAwMDAuLjkwYTc2OTkKPiAtLS0gL2Rldi9udWxsCj4gKysrIGIveGVuL2FyY2gvYXJt L2VmaS9lZmktZG9tMC5jCj4gQEAgLTAsMCArMSw1MCBAQAo+ICsvKgo+ICsgKiAgZWZpLWRvbTAu YyAtIERvbWFpbjAgRUZJIEJvb3QgU3VwcG9ydAo+ICsgKgo+ICsgKiAgQ29weXJpZ2h0IChDKSAy MDE2IFNoYW5ub24gWmhhbyA8c2hhbm5vbi56aGFvQGxpbmFyby5vcmc+Cj4gKyAqCj4gKyAqIH5+ fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+ fn5+fn5+fn5+fn5+fn5+Cj4gKyAqCj4gKyAqICBUaGlzIHByb2dyYW0gaXMgZnJlZSBzb2Z0d2Fy ZTsgeW91IGNhbiByZWRpc3RyaWJ1dGUgaXQgYW5kL29yIG1vZGlmeQo+ICsgKiAgaXQgdW5kZXIg dGhlIHRlcm1zIG9mIHRoZSBHTlUgR2VuZXJhbCBQdWJsaWMgTGljZW5zZSBhcyBwdWJsaXNoZWQg YnkKPiArICogIHRoZSBGcmVlIFNvZnR3YXJlIEZvdW5kYXRpb247IGVpdGhlciB2ZXJzaW9uIDIg b2YgdGhlIExpY2Vuc2UsIG9yCj4gKyAqICAoYXQgeW91ciBvcHRpb24pIGFueSBsYXRlciB2ZXJz aW9uLgo+ICsgKgo+ICsgKiAgVGhpcyBwcm9ncmFtIGlzIGRpc3RyaWJ1dGVkIGluIHRoZSBob3Bl IHRoYXQgaXQgd2lsbCBiZSB1c2VmdWwsCj4gKyAqICBidXQgV0lUSE9VVCBBTlkgV0FSUkFOVFk7 IHdpdGhvdXQgZXZlbiB0aGUgaW1wbGllZCB3YXJyYW50eSBvZgo+ICsgKiAgTUVSQ0hBTlRBQklM SVRZIG9yIEZJVE5FU1MgRk9SIEEgUEFSVElDVUxBUiBQVVJQT1NFLiAgU2VlIHRoZQo+ICsgKiAg R05VIEdlbmVyYWwgUHVibGljIExpY2Vuc2UgZm9yIG1vcmUgZGV0YWlscy4KPiArICoKPiArICog IFlvdSBzaG91bGQgaGF2ZSByZWNlaXZlZCBhIGNvcHkgb2YgdGhlIEdOVSBHZW5lcmFsIFB1Ymxp YyBMaWNlbnNlCj4gKyAqICBhbG9uZyB3aXRoIHRoaXMgcHJvZ3JhbTsgSWYgbm90LCBzZWUgPGh0 dHA6Ly93d3cuZ251Lm9yZy9saWNlbnNlcy8+Lgo+ICsgKgo+ICsgKiB+fn5+fn5+fn5+fn5+fn5+ fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+fn5+ fgo+ICsgKi8KPiArCj4gKyNpbmNsdWRlICJlZmkuaCIKPiArI2luY2x1ZGUgImVmaS1kb20wLmgi Cj4gKyNpbmNsdWRlIDxhc20vc2V0dXAuaD4KPiArI2luY2x1ZGUgPGFzbS9hY3BpLmg+Cj4gKwo+ ICtzdHJ1Y3QgbWVtaW5mbyBfX2luaXRkYXRhIGFjcGlfbWVtOwoKSSdtIHdvcnJ5IGFib3V0IHNo YXJpbmcgZGF0YSBiZXR3ZWVuIHRoZSBFRkkgc3R1YiBhbmQgWGVuLiBPbiBBUk0sIHRoZSAKRUZJ IHN0dWIgaXMgY29tcGxldGVseSBpbmRlcGVuZGVudC4gT25jZSBpdCBoYXMgZmluaXNoZWQgdG8g ZXhlY3V0ZSwgaXQgCndpbGwgY2FsbCB4ZW4gYXMgaWYgaXQgcnVucyB3aXRob3V0IFVFRkkuCgpU aGlzIG1lYW5zIHRoYXQgQlNTIHdpbGwgYmUgemVyb2VkLiBJIHdvdWxkIGhhdmUgZXhwZWN0IHRv IHNlZSBhY3BpX21lbSAKcmVzaWRpbmcgaW4gQlNTLiBTbyBJJ20gd29uZGVyaW5nIGhvdyB0aGlz IGNhbiB3b3JrLgoKPiArLyogQ29uc3RhbnQgdG8gaW5kaWNhdGUgIlhlbiIgaW4gdW5pY29kZSB1 MTYgZm9ybWF0ICovCj4gK3N0YXRpYyBjb25zdCBDSEFSMTYgeGVuX2VmaV9md192ZW5kb3JbXSA9 IHsweDAwNTgsIDB4MDA2NSwgMHgwMDZFLCAweDAwMDB9Owo+ICsKPiArc2l6ZV90IF9faW5pdCBl c3RpbWF0ZV9lZmlfc2l6ZShpbnQgbWVtX25yX2JhbmtzKQo+ICt7Cj4gKyAgICBzaXplX3Qgc2l6 ZTsKPiArICAgIHNpemVfdCBlc3Rfc2l6ZSA9IHNpemVvZihFRklfU1lTVEVNX1RBQkxFKTsKPiAr ICAgIHNpemVfdCBlY3Rfc2l6ZSA9IHNpemVvZihFRklfQ09ORklHVVJBVElPTl9UQUJMRSk7Cj4g KyAgICBzaXplX3QgZW1kX3NpemUgPSBzaXplb2YoRUZJX01FTU9SWV9ERVNDUklQVE9SKTsKPiAr ICAgIHNpemVfdCBmd192ZW5kb3Jfc2l6ZSA9IHNpemVvZih4ZW5fZWZpX2Z3X3ZlbmRvcik7Cj4g KyAgICBpbnQgYWNwaV9tZW1fbnJfYmFua3MgPSAwOwo+ICsKPiArICAgIGlmICggIWFjcGlfZGlz YWJsZWQgKQo+ICsgICAgICAgIGFjcGlfbWVtX25yX2JhbmtzID0gYWNwaV9tZW0ubnJfYmFua3M7 Cj4gKwo+ICsgICAgc2l6ZSA9IFJPVU5EVVAoZXN0X3NpemUgKyBlY3Rfc2l6ZSArIGZ3X3ZlbmRv cl9zaXplLCA4KTsKPiArICAgIC8qIHBsdXMgMSBmb3IgbmV3IGNyZWF0ZWQgdGFibGVzICovCj4g KyAgICBzaXplICs9IFJPVU5EVVAoZW1kX3NpemUgKiAobWVtX25yX2JhbmtzICsgYWNwaV9tZW1f bnJfYmFua3MgKyAxKSwgOCk7Cj4gKwo+ICsgICAgcmV0dXJuIHNpemU7Cj4gK30KCk1pc3Npbmcg dGhlIGNsYXNzaWMgZW1hY3MgY29tbWVudDoKCi8qCiAgKiBMb2NhbCB2YXJpYWJsZXM6CiAgKiBt b2RlOiBDCiAgKiBjLWZpbGUtc3R5bGU6ICJCU0QiCiAgKiBjLWJhc2ljLW9mZnNldDogNAogICog aW5kZW50LXRhYnMtbW9kZTogbmlsCiAgKiBFbmQ6CiAgKi8KCj4gZGlmZiAtLWdpdCBhL3hlbi9h cmNoL2FybS9lZmkvZWZpLWRvbTAuaCBiL3hlbi9hcmNoL2FybS9lZmkvZWZpLWRvbTAuaAo+IG5l dyBmaWxlIG1vZGUgMTAwNjQ0Cj4gaW5kZXggMDAwMDAwMC4uYTUwOWNkZAo+IC0tLSAvZGV2L251 bGwKPiArKysgYi94ZW4vYXJjaC9hcm0vZWZpL2VmaS1kb20wLmgKCldoeSBkb2VzIHRoaXMgaGVh ZGVyIGxpdmUgaW4gYXJjaC9hcm0vZWZpIGluc3RlYWQgb2YgaW5jbHVkZS9hc20tYXJtPwoKPiBA QCAtMCwwICsxLDMgQEAKClRoZSBoZWFkZXIgc2hvdWxkIGJlIHByb3Blcmx5IGd1YXJkZWQuCgo+ ICsjaW5jbHVkZSA8YXNtL3NldHVwLmg+Cj4gKwo+ICtleHRlcm4gc3RydWN0IG1lbWluZm8gYWNw aV9tZW07Cj4gZGlmZiAtLWdpdCBhL3hlbi9pbmNsdWRlL2FzbS1hcm0vc2V0dXAuaCBiL3hlbi9p bmNsdWRlL2FzbS1hcm0vc2V0dXAuaAo+IGluZGV4IDMwYWM1M2IuLjdmMjMzYTEgMTAwNjQ0Cj4g LS0tIGEveGVuL2luY2x1ZGUvYXNtLWFybS9zZXR1cC5oCj4gKysrIGIveGVuL2luY2x1ZGUvYXNt LWFybS9zZXR1cC5oCj4gQEAgLTUxLDYgKzUxLDggQEAgdm9pZCBhcmNoX2luaXRfbWVtb3J5KHZv aWQpOwo+Cj4gICB2b2lkIGNvcHlfZnJvbV9wYWRkcih2b2lkICpkc3QsIHBhZGRyX3QgcGFkZHIs IHVuc2lnbmVkIGxvbmcgbGVuKTsKPgo+ICtzaXplX3QgZXN0aW1hdGVfZWZpX3NpemUoaW50IG1l bV9ucl9iYW5rcyk7Cj4gKwo+ICAgaW50IGNvbnN0cnVjdF9kb20wKHN0cnVjdCBkb21haW4gKmQp Owo+Cj4gICB2b2lkIGRpc2NhcmRfaW5pdGlhbF9tb2R1bGVzKHZvaWQpOwo+CgpSZWdhcmRzLAoK LS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpo dHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK