From patchwork Tue Jun 30 04:31:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Klaus Jensen X-Patchwork-Id: 11633053 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9A3FD92A for ; Tue, 30 Jun 2020 04:32:49 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7B717206CB for ; Tue, 30 Jun 2020 04:32:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7B717206CB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=irrelevant.dk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:40806 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jq7wu-0008Uq-Mq for patchwork-qemu-devel@patchwork.kernel.org; Tue, 30 Jun 2020 00:32:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45296) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jq7vf-0006xl-EO; Tue, 30 Jun 2020 00:31:31 -0400 Received: from charlie.dont.surf ([128.199.63.193]:47074) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jq7vb-0004SP-Om; Tue, 30 Jun 2020 00:31:31 -0400 Received: from apples.local (80-167-98-190-cable.dk.customer.tdc.net [80.167.98.190]) by charlie.dont.surf (Postfix) with ESMTPSA id 07FAEBF735; Tue, 30 Jun 2020 04:31:25 +0000 (UTC) From: Klaus Jensen To: qemu-block@nongnu.org Subject: [PATCH 2/3] hw/block/nvme: add commands supported and effects log page Date: Tue, 30 Jun 2020 06:31:21 +0200 Message-Id: <20200630043122.1307043-3-its@irrelevant.dk> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200630043122.1307043-1-its@irrelevant.dk> References: <20200630043122.1307043-1-its@irrelevant.dk> MIME-Version: 1.0 Received-SPF: pass client-ip=128.199.63.193; envelope-from=its@irrelevant.dk; helo=charlie.dont.surf X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/30 00:09:10 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Klaus Jensen , Gollu Appalanaidu , qemu-devel@nongnu.org, Max Reitz , Klaus Jensen , Keith Busch Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Gollu Appalanaidu This is to support for the Commands Supported and Effects log page. See NVM Express Spec 1.3d, sec. 5.14.1.5 ("Commands Supported and Effects") Signed-off-by: Gollu Appalanaidu Co-authored-by: Klaus Jensen --- hw/block/nvme.c | 20 +++++++++++++++++++- hw/block/nvme.h | 25 +++++++++++++++++++++++++ include/block/nvme.h | 21 +++++++++++++++++++++ 3 files changed, 65 insertions(+), 1 deletion(-) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 07ac409f37c9..9f1a1ba03b8a 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -67,6 +67,7 @@ #define NVME_TEMPERATURE_WARNING 0x157 #define NVME_TEMPERATURE_CRITICAL 0x175 #define NVME_NUM_FW_SLOTS 1 +#define NVME_MAX_ADM_IO_CMDS 0xFF #define NVME_GUEST_ERR(trace, fmt, ...) \ do { \ @@ -1471,6 +1472,21 @@ static uint16_t nvme_error_info(NvmeCtrl *n, uint8_t rae, uint32_t buf_len, DMA_DIRECTION_FROM_DEVICE, req); } +static uint16_t nvme_effects_log(NvmeCtrl *n, uint32_t buf_len, uint64_t off, + NvmeRequest *req) +{ + uint32_t trans_len; + + if (off > sizeof(nvme_effects)) { + return NVME_INVALID_FIELD | NVME_DNR; + } + + trans_len = MIN(sizeof(nvme_effects) - off, buf_len); + + return nvme_dma(n, (uint8_t *)&nvme_effects + off, trans_len, + DMA_DIRECTION_FROM_DEVICE, req); +} + static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req) { NvmeCmd *cmd = &req->cmd; @@ -1514,6 +1530,8 @@ static uint16_t nvme_get_log(NvmeCtrl *n, NvmeRequest *req) return nvme_smart_info(n, rae, len, off, req); case NVME_LOG_FW_SLOT_INFO: return nvme_fw_log_info(n, len, off, req); + case NVME_LOG_EFFECTS: + return nvme_effects_log(n, len, off, req); default: trace_pci_nvme_err_invalid_log_page(nvme_cid(req), lid); return NVME_INVALID_FIELD | NVME_DNR; @@ -2927,7 +2945,7 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev) id->acl = 3; id->aerl = n->params.aerl; id->frmw = (NVME_NUM_FW_SLOTS << 1) | NVME_FRMW_SLOT1_RO; - id->lpa = NVME_LPA_EXTENDED; + id->lpa = NVME_LPA_EFFECTS_LOG | NVME_LPA_EXTENDED; /* recommended default value (~70 C) */ id->wctemp = cpu_to_le16(NVME_TEMPERATURE_WARNING); diff --git a/hw/block/nvme.h b/hw/block/nvme.h index 66187902b7cf..e62bcd12a7a8 100644 --- a/hw/block/nvme.h +++ b/hw/block/nvme.h @@ -18,6 +18,31 @@ typedef struct NvmeParams { bool use_intel_id; } NvmeParams; +static const NvmeEffectsLog nvme_effects = { + .acs = { + [NVME_ADM_CMD_DELETE_SQ] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_CREATE_SQ] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_GET_LOG_PAGE] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_DELETE_CQ] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_CREATE_CQ] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_IDENTIFY] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_ABORT] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_SET_FEATURES] = NVME_EFFECTS_CSUPP | NVME_EFFECTS_CCC | + NVME_EFFECTS_NIC | NVME_EFFECTS_NCC, + [NVME_ADM_CMD_GET_FEATURES] = NVME_EFFECTS_CSUPP, + [NVME_ADM_CMD_FORMAT_NVM] = NVME_EFFECTS_CSUPP | NVME_EFFECTS_LBCC | + NVME_EFFECTS_NCC | NVME_EFFECTS_NIC | NVME_EFFECTS_CSE_MULTI, + [NVME_ADM_CMD_ASYNC_EV_REQ] = NVME_EFFECTS_CSUPP, + }, + + .iocs = { + [NVME_CMD_FLUSH] = NVME_EFFECTS_CSUPP, + [NVME_CMD_WRITE] = NVME_EFFECTS_CSUPP | NVME_EFFECTS_LBCC, + [NVME_CMD_READ] = NVME_EFFECTS_CSUPP, + [NVME_CMD_WRITE_ZEROES] = NVME_EFFECTS_CSUPP | NVME_EFFECTS_LBCC, + }, +}; + typedef struct NvmeAsyncEvent { QTAILQ_ENTRY(NvmeAsyncEvent) entry; NvmeAerResult result; diff --git a/include/block/nvme.h b/include/block/nvme.h index b27be237cd33..040e4ef36ddc 100644 --- a/include/block/nvme.h +++ b/include/block/nvme.h @@ -824,6 +824,24 @@ typedef struct NvmeSmartLog { uint8_t reserved2[320]; } NvmeSmartLog; +typedef struct NvmeEffectsLog { + uint32_t acs[256]; + uint32_t iocs[256]; + uint8_t rsvd2048[2048]; +} NvmeEffectsLog; + +enum { + NVME_EFFECTS_CSUPP = 1 << 0, + NVME_EFFECTS_LBCC = 1 << 1, + NVME_EFFECTS_NCC = 1 << 2, + NVME_EFFECTS_NIC = 1 << 3, + NVME_EFFECTS_CCC = 1 << 4, + NVME_EFFECTS_CSE_SINGLE = 1 << 16, + NVME_EFFECTS_CSE_MULTI = 1 << 17, + NVME_EFFECTS_CSE_MASK = 3 << 16, + NVME_EFFECTS_UUID_SEL = 1 << 19, +}; + enum NvmeSmartWarn { NVME_SMART_SPARE = 1 << 0, NVME_SMART_TEMPERATURE = 1 << 1, @@ -854,6 +872,7 @@ enum NvmeLogIdentifier { NVME_LOG_ERROR_INFO = 0x01, NVME_LOG_SMART_INFO = 0x02, NVME_LOG_FW_SLOT_INFO = 0x03, + NVME_LOG_EFFECTS = 0x05, }; typedef struct NvmePSD { @@ -980,6 +999,7 @@ enum NvmeIdCtrlFrmw { }; enum NvmeIdCtrlLpa { + NVME_LPA_EFFECTS_LOG = 1 << 1, NVME_LPA_EXTENDED = 1 << 2, }; @@ -1195,5 +1215,6 @@ static inline void _nvme_check_size(void) QEMU_BUILD_BUG_ON(sizeof(NvmeNvmSetAttributes) != 128); QEMU_BUILD_BUG_ON(sizeof(NvmeIdNvmSetList) != 4096); QEMU_BUILD_BUG_ON(sizeof(NvmeBar) != 4096); + QEMU_BUILD_BUG_ON(sizeof(NvmeEffectsLog) != 4096); } #endif