Hi,
> -----Original Message-----
> From: Huang, Wei <wei.hu...@intel.com>
> Sent: Friday, June 17, 2022 15:20
> To: dev@dpdk.org; tho...@monjalon.net; nipun.gu...@nxp.com;
> hemant.agra...@nxp.com
> Cc: sta...@dpdk.org; Xu, Rosen <rosen...@intel.com>; Zhang, Tianfei
> <tianfei.zh...@intel.com>; Zhang, Qi Z <qi.z.zh...@intel.com>; Huang, Wei
> <wei.hu...@intel.com>
> Subject: [PATCH v3 1/4] raw/ifpga/base: add PMCI base driver
>
> PMCI (Platform Management Control Interface) is a new module in FPGA,
> which is designed to cooperate with BMC chip to fulfill board management
> functions.
> This base driver implements interfaces to access registers of BMC chip.
>
> Signed-off-by: Wei Huang <wei.hu...@intel.com>
> ---
> v2: fix typo. 'spi_master' is not misspelled and is not introduced
> in this patch
> ---
> v3: split PMCI driver into several patches
> ---
> drivers/raw/ifpga/base/ifpga_defines.h | 2 +
> drivers/raw/ifpga/base/ifpga_feature_dev.c | 2 +
> drivers/raw/ifpga/base/ifpga_feature_dev.h | 1 +
> drivers/raw/ifpga/base/ifpga_fme.c | 142 ++++++++++++--
> drivers/raw/ifpga/base/opae_intel_max10.c | 297
> ++++++++++++++++++++---------
> drivers/raw/ifpga/base/opae_intel_max10.h | 229
> +++++++++++++++++++++-
> drivers/raw/ifpga/base/opae_osdep.h | 43 ++++-
> 7 files changed, 597 insertions(+), 119 deletions(-)
>
> diff --git a/drivers/raw/ifpga/base/ifpga_defines.h
> b/drivers/raw/ifpga/base/ifpga_defines.h
> index 9a280eb..f84ed1d 100644
> --- a/drivers/raw/ifpga/base/ifpga_defines.h
> +++ b/drivers/raw/ifpga/base/ifpga_defines.h
> @@ -23,6 +23,7 @@
> #define FME_FEATURE_NIOS_SPI "fme_nios_spi"
> #define FME_FEATURE_I2C_MASTER "fme_i2c_master"
> #define FME_FEATURE_ETH_GROUP "fme_eth_group"
> +#define FME_FEATURE_PMCI "fme_pmci"
>
> #define PORT_FEATURE_HEADER "port_hdr"
> #define PORT_FEATURE_UAFU "port_uafu"
> @@ -91,6 +92,7 @@ enum fpga_id_type {
> #define FME_FEATURE_ID_NIOS_SPI 0xd
> #define FME_FEATURE_ID_I2C_MASTER 0xf
> #define FME_FEATURE_ID_ETH_GROUP 0x10
> +#define FME_FEATURE_ID_PMCI 0x12
>
> #define PORT_FEATURE_ID_HEADER FEATURE_ID_FIU_HEADER #define
> PORT_FEATURE_ID_ERROR 0x10 diff --git
> a/drivers/raw/ifpga/base/ifpga_feature_dev.c
> b/drivers/raw/ifpga/base/ifpga_feature_dev.c
> index dbecc7b..0a00af1 100644
> --- a/drivers/raw/ifpga/base/ifpga_feature_dev.c
> +++ b/drivers/raw/ifpga/base/ifpga_feature_dev.c
> @@ -227,6 +227,8 @@ int port_clear_error(struct ifpga_port_hw *port)
> &fme_i2c_master_ops),},
> {FEATURE_DRV(FME_FEATURE_ID_ETH_GROUP,
> FME_FEATURE_ETH_GROUP,
> &fme_eth_group_ops),},
> + {FEATURE_DRV(FME_FEATURE_ID_PMCI, FME_FEATURE_PMCI,
> + &fme_pmci_ops),},
> {0, NULL, NULL}, /* end of arrary */
> };
>
> diff --git a/drivers/raw/ifpga/base/ifpga_feature_dev.h
> b/drivers/raw/ifpga/base/ifpga_feature_dev.h
> index b355d22..a637eb5 100644
> --- a/drivers/raw/ifpga/base/ifpga_feature_dev.h
> +++ b/drivers/raw/ifpga/base/ifpga_feature_dev.h
> @@ -178,6 +178,7 @@ int do_pr(struct ifpga_hw *hw, u32 port_id, const
> char *buffer, u32 size, extern struct ifpga_feature_ops fme_i2c_master_ops;
> extern struct ifpga_feature_ops fme_eth_group_ops; extern struct
> ifpga_feature_ops fme_nios_spi_master_ops;
> +extern struct ifpga_feature_ops fme_pmci_ops;
>
> int port_get_prop(struct ifpga_port_hw *port, struct feature_prop *prop);
> int port_set_prop(struct ifpga_port_hw *port, struct feature_prop *prop);
> diff --git a/drivers/raw/ifpga/base/ifpga_fme.c
> b/drivers/raw/ifpga/base/ifpga_fme.c
> index 43c7b9c..4d089d2 100644
> --- a/drivers/raw/ifpga/base/ifpga_fme.c
> +++ b/drivers/raw/ifpga/base/ifpga_fme.c
> @@ -983,11 +983,25 @@ static int fme_spi_init(struct ifpga_feature *feature)
>
> altera_spi_init(spi_master);
>
> - max10 = intel_max10_device_probe(spi_master, 0);
> - if (!max10) {
> + max10 = opae_zmalloc(sizeof(*max10));
> + if (!max10)
> + goto release_dev;
> +
> + max10->spi_master = spi_master;
> + max10->type = M10_N3000;
> +
> + max10->spi_tran_dev = spi_transaction_init(spi_master, 0);
> + if (!max10->spi_tran_dev) {
> + dev_err(fme, "%s spi tran init fail\n", __func__);
> + goto free_max10;
> + }
> +
> + /* init the max10 device */
> + ret = intel_max10_device_init(max10);
> + if (ret) {
> ret = -ENODEV;
> dev_err(fme, "max10 init fail\n");
> - goto spi_fail;
> + goto release_spi_tran_dev;
> }
>
> fme->max10_dev = max10;
> @@ -1002,7 +1016,12 @@ static int fme_spi_init(struct ifpga_feature
> *feature)
>
> max10_fail:
> intel_max10_device_remove(fme->max10_dev);
> -spi_fail:
> +release_spi_tran_dev:
> + if (max10->spi_tran_dev)
> + spi_transaction_remove(max10->spi_tran_dev);
> +free_max10:
> + opae_free(max10);
> +release_dev:
> altera_spi_release(spi_master);
> return ret;
> }
> @@ -1011,8 +1030,10 @@ static void fme_spi_uinit(struct ifpga_feature
> *feature) {
> struct ifpga_fme_hw *fme = (struct ifpga_fme_hw *)feature-
> >parent;
>
> - if (fme->max10_dev)
> + if (fme->max10_dev) {
> intel_max10_device_remove(fme->max10_dev);
> + opae_free(fme->max10_dev);
> + }
> }
>
> struct ifpga_feature_ops fme_spi_master_ops = { @@ -1157,20 +1178,30
> @@ static int fme_nios_spi_init(struct ifpga_feature *feature)
> /* 3. init the spi master*/
> altera_spi_init(spi_master);
>
> + max10 = opae_zmalloc(sizeof(*max10));
> + if (!max10)
> + goto release_dev;
> +
> + max10->spi_master = spi_master;
> + max10->type = M10_N3000;
> +
> + max10->spi_tran_dev = spi_transaction_init(spi_master, 0);
> + if (!max10->spi_tran_dev) {
> + dev_err(fme, "%s spi tran init fail\n", __func__);
> + goto free_max10;
> + }
> +
> /* init the max10 device */
> - max10 = intel_max10_device_probe(spi_master, 0);
> - if (!max10) {
> + ret = intel_max10_device_init(max10);
> + if (ret) {
> ret = -ENODEV;
> dev_err(fme, "max10 init fail\n");
> - goto release_dev;
> + goto release_spi_tran_dev;
> }
>
> fme->max10_dev = max10;
> -
> max10->bus = hw->pci_data->bus;
> -
> fme_get_board_interface(fme);
> -
> mgr->sensor_list = &max10->opae_sensor_list;
>
> /* SPI self test */
> @@ -1187,6 +1218,11 @@ static int fme_nios_spi_init(struct ifpga_feature
> *feature)
>
> spi_fail:
> intel_max10_device_remove(fme->max10_dev);
> +release_spi_tran_dev:
> + if (max10->spi_tran_dev)
> + spi_transaction_remove(max10->spi_tran_dev);
> +free_max10:
> + opae_free(max10);
> release_dev:
> altera_spi_release(spi_master);
> return -ENODEV;
> @@ -1197,8 +1233,10 @@ static void fme_nios_spi_uinit(struct
> ifpga_feature *feature)
> struct ifpga_fme_hw *fme = (struct ifpga_fme_hw *)feature-
> >parent;
>
> release_sec_mgr(fme);
> - if (fme->max10_dev)
> + if (fme->max10_dev) {
> intel_max10_device_remove(fme->max10_dev);
> + opae_free(fme->max10_dev);
> + }
> }
>
> struct ifpga_feature_ops fme_nios_spi_master_ops = { @@ -1230,7 +1268,7
> @@ static int i2c_mac_rom_test(struct altera_i2c_dev *dev)
> }
>
> if (memcmp(buf, read_buf, strlen(string))) {
> - dev_err(NULL, "%s test fail!\n", __func__);
> + dev_info(NULL, "%s test fail!\n", __func__);
> return -EFAULT;
> }
>
> @@ -1499,3 +1537,81 @@ int fme_mgr_get_sensor_value(struct
> ifpga_fme_hw *fme,
>
> return 0;
> }
> +
> +static int fme_pmci_init(struct ifpga_feature *feature) {
> + struct ifpga_fme_hw *fme = (struct ifpga_fme_hw *)feature-
> >parent;
> + struct intel_max10_device *max10;
> + struct ifpga_hw *hw;
> + struct opae_manager *mgr;
> + opae_share_data *sd = NULL;
> + int ret = 0;
> +
> + hw = fme->parent;
> + if (!hw)
> + return -ENODEV;
> +
> + mgr = hw->adapter->mgr;
> + if (!mgr)
> + return -ENODEV;
> +
> + dev_info(fme, "FME PMCI Init.\n");
> + dev_debug(fme, "FME PMCI base addr %p.\n",
> + feature->addr);
> +
> + max10 = opae_zmalloc(sizeof(*max10));
> + if (!max10)
> + return -ENOMEM;
> +
> + max10->type = M10_N6000;
> + max10->mmio = feature->addr;
> + if (hw->adapter && hw->adapter->shm.ptr) {
> + sd = (opae_share_data *)hw->adapter->shm.ptr;
> + max10->bmc_ops.mutex = &sd->spi_mutex;
> + } else {
> + max10->bmc_ops.mutex = NULL;
> + }
> +
> + /* init the max10 device */
> + ret = intel_max10_device_init(max10);
> + if (ret) {
> + dev_err(fme, "max10 init fail\n");
> + goto free_max10;
> + }
> +
> + fme->max10_dev = max10;
> + max10->bus = hw->pci_data->bus;
> + fme_get_board_interface(fme);
> + mgr->sensor_list = &max10->opae_sensor_list;
> +
> + ret = init_sec_mgr(fme);
> + if (ret) {
> + dev_err(fme, "security manager init fail\n");
> + goto release_max10;
> + }
> +
> + return ret;
> +
> +release_max10:
> + intel_max10_device_remove(max10);
> +free_max10:
> + opae_free(max10);
> +
> + return ret;
> +}
> +
> +static void fme_pmci_uinit(struct ifpga_feature *feature) {
> + struct ifpga_fme_hw *fme = (struct ifpga_fme_hw *)feature-
> >parent;
> +
> + release_sec_mgr(fme);
> + if (fme->max10_dev) {
> + intel_max10_device_remove(fme->max10_dev);
> + opae_free(fme->max10_dev);
> + }
> +}
> +
> +struct ifpga_feature_ops fme_pmci_ops = {
> + .init = fme_pmci_init,
> + .uinit = fme_pmci_uinit,
> +};
> diff --git a/drivers/raw/ifpga/base/opae_intel_max10.c
> b/drivers/raw/ifpga/base/opae_intel_max10.c
> index 9d82fb0..901a258 100644
> --- a/drivers/raw/ifpga/base/opae_intel_max10.c
> +++ b/drivers/raw/ifpga/base/opae_intel_max10.c
> @@ -4,51 +4,42 @@
>
> #include "opae_intel_max10.h"
> #include <libfdt.h>
> +#include "opae_osdep.h"
>
> -int max10_reg_read(struct intel_max10_device *dev,
> - unsigned int reg, unsigned int *val)
> +int max10_sys_read(struct intel_max10_device *dev,
> + unsigned int offset, unsigned int *val)
> {
> - if (!dev)
> + if (!dev || !dev->ops->reg_read)
> return -ENODEV;
>
> - dev_debug(dev, "%s: bus:0x%x, reg:0x%x\n", __func__, dev->bus,
> reg);
> -
> - return spi_transaction_read(dev->spi_tran_dev,
> - reg, 4, (unsigned char *)val);
> + return dev->ops->reg_read(dev, dev->csr->base + offset, val);
> }
>
> -int max10_reg_write(struct intel_max10_device *dev,
> - unsigned int reg, unsigned int val)
> +int max10_sys_write(struct intel_max10_device *dev,
> + unsigned int offset, unsigned int val)
> {
> - unsigned int tmp = val;
> -
> - if (!dev)
> + if (!dev || !dev->ops->reg_write)
> return -ENODEV;
>
> - dev_debug(dev, "%s: bus:0x%x, reg:0x%x, val:0x%x\n", __func__,
> - dev->bus, reg, val);
> -
> - return spi_transaction_write(dev->spi_tran_dev,
> - reg, 4, (unsigned char *)&tmp);
> + return dev->ops->reg_write(dev, dev->csr->base + offset, val);
> }
>
> -int max10_sys_read(struct intel_max10_device *dev,
> +int max10_reg_read(struct intel_max10_device *dev,
> unsigned int offset, unsigned int *val) {
> - if (!dev)
> + if (!dev || !dev->ops->reg_read)
> return -ENODEV;
>
> -
> - return max10_reg_read(dev, dev->base + offset, val);
> + return dev->ops->reg_read(dev, offset, val);
> }
>
> -int max10_sys_write(struct intel_max10_device *dev,
> +int max10_reg_write(struct intel_max10_device *dev,
> unsigned int offset, unsigned int val) {
> - if (!dev)
> + if (!dev || !dev->ops->reg_write)
> return -ENODEV;
>
> - return max10_reg_write(dev, dev->base + offset, val);
> + return dev->ops->reg_write(dev, offset, val);
> }
>
> int max10_sys_update_bits(struct intel_max10_device *dev, unsigned int
> offset, @@ -67,6 +58,135 @@ int max10_sys_update_bits(struct
> intel_max10_device *dev, unsigned int offset,
> return max10_sys_write(dev, offset, temp); }
>
> +static int max10_spi_read(struct intel_max10_device *dev,
> + unsigned int addr, unsigned int *val)
> +{
> + if (!dev)
> + return -ENODEV;
> +
> + dev_debug(dev, "%s: bus:0x%x, addr:0x%x\n", __func__, dev->bus,
> addr);
> +
> + return spi_transaction_read(dev->spi_tran_dev,
> + addr, 4, (unsigned char *)val);
> +}
> +
> +static int max10_spi_write(struct intel_max10_device *dev,
> + unsigned int addr, unsigned int val)
> +{
> + unsigned int tmp = val;
> +
> + if (!dev)
> + return -ENODEV;
> +
> + dev_debug(dev, "%s: bus:0x%x, reg:0x%x, val:0x%x\n", __func__,
> + dev->bus, addr, val);
> +
> + return spi_transaction_write(dev->spi_tran_dev,
> + addr, 4, (unsigned char *)&tmp);
> +}
> +
> +static int indirect_bus_clr_cmd(struct intel_max10_device *dev) {
> + unsigned int cmd;
> + int ret;
> +
> + opae_writel(0, dev->mmio + INDIRECT_CMD_OFF);
> +
> + ret = opae_readl_poll_timeout((dev->mmio + INDIRECT_CMD_OFF),
> cmd,
> + (!cmd), INDIRECT_INT_US,
> INDIRECT_TIMEOUT_US);
> +
> + if (ret)
> + dev_err(dev, "%s timed out on clearing cmd 0x%x\n",
> + __func__, cmd);
> +
> + return ret;
> +}
> +
> +static int max10_indirect_reg_read(struct intel_max10_device *dev,
> + unsigned int addr, unsigned int *val)
> +{
> + unsigned int cmd;
> + int ret;
> +
> + if (!dev)
> + return -ENODEV;
> +
> + pthread_mutex_lock(dev->bmc_ops.mutex);
> +
> + cmd = opae_readl(dev->mmio + INDIRECT_CMD_OFF);
> + if (cmd)
> + dev_warn(dev, "%s non-zero cmd 0x%x\n", __func__, cmd);
> +
> + opae_writel(addr, dev->mmio + INDIRECT_ADDR_OFF);
> +
> + opae_writel(INDIRECT_CMD_RD, dev->mmio +
> INDIRECT_CMD_OFF);
> +
> + ret = opae_readl_poll_timeout((dev->mmio + INDIRECT_CMD_OFF),
> cmd,
> + (cmd & INDIRECT_CMD_ACK),
> INDIRECT_INT_US,
> + INDIRECT_TIMEOUT_US);
> +
> + *val = opae_readl(dev->mmio + INDIRECT_RD_OFF);
> +
> + if (ret)
> + dev_err(dev, "%s timed out on reg 0x%x cmd 0x%x\n",
> + __func__, addr, cmd);
> +
> + if (indirect_bus_clr_cmd(dev))
> + ret = -ETIME;
> +
> + pthread_mutex_unlock(dev->bmc_ops.mutex);
> +
> + return ret;
> +}
> +
> +static int max10_indirect_reg_write(struct intel_max10_device *dev,
> + unsigned int addr, unsigned int val)
> +{
> + unsigned int cmd;
> + int ret;
> +
> + if (!dev)
> + return -ENODEV;
> +
> + pthread_mutex_lock(dev->bmc_ops.mutex);
> +
> + cmd = readl(dev->mmio + INDIRECT_CMD_OFF);
> +
> + if (cmd)
> + dev_warn(dev, "%s non-zero cmd 0x%x\n", __func__, cmd);
> +
> + opae_writel(val, dev->mmio + INDIRECT_WR_OFF);
> +
> + opae_writel(addr, dev->mmio + INDIRECT_ADDR_OFF);
> +
> + writel(INDIRECT_CMD_WR, dev->mmio + INDIRECT_CMD_OFF);
> +
> + ret = opae_readl_poll_timeout((dev->mmio + INDIRECT_CMD_OFF),
> cmd,
> + (cmd & INDIRECT_CMD_ACK),
> INDIRECT_INT_US,
> + INDIRECT_TIMEOUT_US);
> +
> + if (ret)
> + dev_err(dev, "%s timed out on reg 0x%x cmd 0x%x\n",
> + __func__, addr, cmd);
> +
> + if (indirect_bus_clr_cmd(dev))
> + ret = -ETIME;
> +
> + pthread_mutex_unlock(dev->bmc_ops.mutex);
> +
> + return ret;
> +}
> +
> +const struct m10bmc_regmap m10bmc_pmci_regmap = {
> + .reg_write = max10_indirect_reg_write,
> + .reg_read = max10_indirect_reg_read,
> +};
> +
> +const struct m10bmc_regmap m10bmc_n3000_regmap = {
> + .reg_write = max10_spi_write,
> + .reg_read = max10_spi_read,
> +};
> +
> static struct max10_compatible_id max10_id_table[] = {
> {.compatible = MAX10_PAC,},
> {.compatible = MAX10_PAC_N3000,},
> @@ -561,11 +681,9 @@ static int check_max10_version(struct
> intel_max10_device *dev)
> &v)) {
> if (v != 0xffffffff) {
> dev_info(dev, "secure MAX10 detected\n");
> - dev->base = MAX10_SEC_BASE_ADDR;
> dev->flags |= MAX10_FLAGS_SECURE;
> } else {
> dev_info(dev, "non-secure MAX10 detected\n");
> - dev->base = MAX10_BASE_ADDR;
> }
> return 0;
> }
> @@ -648,73 +766,75 @@ static int max10_staging_area_init(struct
> intel_max10_device *dev)
> return 0;
> }
>
> -struct intel_max10_device *
> -intel_max10_device_probe(struct altera_spi_device *spi,
> - int chipselect)
> -{
> - struct intel_max10_device *dev;
> - int ret;
> - unsigned int val;
> +static const struct m10bmc_csr m10bmc_spi_csr = {
> + .base = MAX10_SEC_BASE_ADDR,
> + .build_version = MAX10_BUILD_VER,
> + .fw_version = NIOS2_FW_VERSION,
> + .fpga_page_info = FPGA_PAGE_INFO,
> + .doorbell = MAX10_DOORBELL,
> + .auth_result = MAX10_AUTH_RESULT,
> +};
>
> - dev = opae_malloc(sizeof(*dev));
> - if (!dev)
> - return NULL;
> +static const struct m10bmc_csr m10bmc_pmci_csr = {
> + .base = M10BMC_PMCI_SYS_BASE,
> + .build_version = M10BMC_PMCI_BUILD_VER,
> + .fw_version = NIOS2_PMCI_FW_VERSION,
> + .fpga_page_info = M10BMC_PMCI_FPGA_CONF_STS,
> + .doorbell = M10BMC_PMCI_DOORBELL,
> + .auth_result = M10BMC_PMCI_AUTH_RESULT, };
>
> - TAILQ_INIT(&dev->opae_sensor_list);
> +int
> +intel_max10_device_init(struct intel_max10_device *dev) {
> + int ret = 0;
>
> - dev->spi_master = spi;
> + TAILQ_INIT(&dev->opae_sensor_list);
>
> - dev->spi_tran_dev = spi_transaction_init(spi, chipselect);
> - if (!dev->spi_tran_dev) {
> - dev_err(dev, "%s spi tran init fail\n", __func__);
> - goto free_dev;
> - }
>
> - /* check the max10 version */
> - ret = check_max10_version(dev);
> - if (ret) {
> - dev_err(dev, "Failed to find max10 hardware!\n");
> - goto free_dev;
> - }
> + if (dev->type == M10_N3000) {
> + dev->ops = &m10bmc_n3000_regmap;
> + dev->csr = &m10bmc_spi_csr;
>
> - /* load the MAX10 device table */
> - ret = init_max10_device_table(dev);
> - if (ret) {
> - dev_err(dev, "Init max10 device table fail\n");
> - goto free_dev;
> - }
> + /* check the max10 version */
> + ret = check_max10_version(dev);
> + if (ret) {
> + dev_err(dev, "Failed to find max10 hardware!\n");
> + return ret;
> + }
>
> - /* init max10 devices, like sensor*/
> - if (dev->flags & MAX10_FLAGS_SECURE)
> - ret = max10_secure_hw_init(dev);
> - else
> - ret = max10_non_secure_hw_init(dev);
> - if (ret) {
> - dev_err(dev, "Failed to init max10 hardware!\n");
> - goto free_dtb;
> - }
> + /* load the MAX10 device table */
> + ret = init_max10_device_table(dev);
> + if (ret) {
> + dev_err(dev, "Init max10 device table fail\n");
> + return ret;
> + }
>
> - /* read FPGA loading information */
> - ret = max10_sys_read(dev, FPGA_PAGE_INFO, &val);
> - if (ret) {
> - dev_err(dev, "fail to get FPGA loading info\n");
> - goto release_max10_hw;
> - }
> - dev_info(dev, "FPGA loaded from %s Image\n", val ? "User" :
> "Factory");
> + /* init max10 devices, like sensor*/
> + if (dev->flags & MAX10_FLAGS_SECURE)
> + ret = max10_secure_hw_init(dev);
> + else
> + ret = max10_non_secure_hw_init(dev);
> + if (ret) {
> + dev_err(dev, "Failed to init max10 hardware!\n");
> + opae_free(dev->fdt_root);
> + return ret;
> + }
> + } else if (dev->type == M10_N6000) {
> + dev->ops = &m10bmc_pmci_regmap;
> + dev->csr = &m10bmc_pmci_csr;
> + dev->staging_area_size = MAX_STAGING_AREA_SIZE;
> + dev->flags |= MAX10_FLAGS_SECURE;
>
> - return dev;
> + ret = pthread_mutex_init(&dev->bmc_ops.lock, NULL);
> + if (ret)
> + return ret;
>
> -release_max10_hw:
> - max10_sensor_uinit(dev);
> -free_dtb:
> - if (dev->fdt_root)
> - opae_free(dev->fdt_root);
> - if (dev->spi_tran_dev)
> - spi_transaction_remove(dev->spi_tran_dev);
> -free_dev:
> - opae_free(dev);
> + if (!dev->bmc_ops.mutex)
> + dev->bmc_ops.mutex = &dev->bmc_ops.lock;
> + }
>
> - return NULL;
> + return ret;
> }
>
> int intel_max10_device_remove(struct intel_max10_device *dev) @@ -
> 722,15 +842,14 @@ int intel_max10_device_remove(struct
> intel_max10_device *dev)
> if (!dev)
> return 0;
>
> - max10_sensor_uinit(dev);
> -
> - if (dev->spi_tran_dev)
> - spi_transaction_remove(dev->spi_tran_dev);
> + pthread_mutex_destroy(&dev->bmc_ops.lock);
>
> - if (dev->fdt_root)
> - opae_free(dev->fdt_root);
> + if (dev->type == M10_N3000) {
> + max10_sensor_uinit(dev);
>
> - opae_free(dev);
> + if (dev->fdt_root)
> + opae_free(dev->fdt_root);
> + }
>
> return 0;
> }
> diff --git a/drivers/raw/ifpga/base/opae_intel_max10.h
> b/drivers/raw/ifpga/base/opae_intel_max10.h
> index e761d7e..0d31196 100644
> --- a/drivers/raw/ifpga/base/opae_intel_max10.h
> +++ b/drivers/raw/ifpga/base/opae_intel_max10.h
> @@ -7,6 +7,9 @@
>
> #include "opae_osdep.h"
> #include "opae_spi.h"
> +#include "ifpga_compat.h"
> +
> +struct intel_max10_device;
>
> struct max10_compatible_id {
> char compatible[128];
> @@ -29,6 +32,52 @@ struct max10_compatible_id {
> /** List of opae sensors */
> TAILQ_HEAD(opae_sensor_list, opae_sensor_info);
>
> +/* Supported MAX10 BMC types */
> +enum m10bmc_type {
> + M10_N3000,
> + M10_N6000
> +};
> +
> +struct regmap_range {
> + unsigned int min;
> + unsigned int max;
> +};
> +
> +struct m10bmc_regmap {
> + int (*reg_write)(struct intel_max10_device *dev,
> + unsigned int reg, unsigned int val);
> + int (*reg_read)(struct intel_max10_device *dev,
> + unsigned int reg, unsigned int *val);
> + const struct regmap_range *range;
> + int num_ranges;
> +};
> +
> +struct m10bmc_csr {
> + unsigned int base;
> + unsigned int build_version;
> + unsigned int fw_version;
> + unsigned int fpga_page_info;
> + unsigned int doorbell;
> + unsigned int auth_result;
> +};
> +
> +/**
> + * struct m10bmc_ops - device specific operations
> + * @lock: prevent concurrent flash read/write
> + * @mutex: prevent concurrent bmc read/write
> + * @flash_read: read a block of data from flash
> + * @flash_write: write a block of data to flash */ struct m10bmc_ops {
> + pthread_mutex_t lock;
> + pthread_mutex_t *mutex;
> + int (*check_flash_range)(u32 start, u32 end);
> + int (*flash_read)(struct intel_max10_device *dev, u32 addr,
> + void *buf, u32 size);
> + int (*flash_write)(struct intel_max10_device *dev, u32 addr,
> + void *buf, u32 size);
> +};
> +
> struct intel_max10_device {
> unsigned int flags; /*max10 hardware capability*/
> struct altera_spi_device *spi_master;
> @@ -40,6 +89,11 @@ struct intel_max10_device {
> struct opae_sensor_list opae_sensor_list;
> u32 staging_area_base;
> u32 staging_area_size;
> + enum m10bmc_type type;
> + const struct m10bmc_regmap *ops;
> + const struct m10bmc_csr *csr;
> + struct m10bmc_ops bmc_ops;
> + u8 *mmio; /* mmio address for PMCI */
> };
>
> /* retimer speed */
> @@ -87,6 +141,7 @@ struct opae_retimer_status {
> /* System Registers */
> #define MAX10_BASE_ADDR 0x300400
> #define MAX10_SEC_BASE_ADDR 0x300800
> +
> /* Register offset of system registers */
> #define NIOS2_FW_VERSION 0x0
> #define MAX10_MACADDR1 0x10
> @@ -151,6 +206,32 @@ struct opae_retimer_status {
> #define SEC_STATUS_NON_INC 0x6
> #define SEC_STATUS_ERASE_FAIL 0x7
> #define SEC_STATUS_WEAROUT 0x8
> +#define SEC_STATUS_PMCI_SS_FAIL 0x9
> +#define SEC_STATUS_FLASH_CMD 0xa
> +#define SEC_STATUS_FACTORY_UNVERITY 0xb
> +#define SEC_STATUS_FACTORY_ACTIVE 0xc
> +#define SEC_STATUS_POWER_DOWN 0xd
> +#define SEC_STATUS_CANCELLATION 0xe
> +#define SEC_STATUS_HASH 0xf
> +#define SEC_STATUS_FLASH_ACCESS 0x10
> +#define SEC_STATUS_SDM_PR_CERT 0x20
> +#define SEC_STATUS_SDM_PR_NIOS_BUSY 0x21
> +#define SEC_STATUS_SDM_PR_TIMEOUT 0x22
> +#define SEC_STATUS_SDM_PR_FAILED 0x23
> +#define SEC_STATUS_SDM_PR_MISMATCH 0x24
> +#define SEC_STATUS_SDM_PR_FLUSH 0x25
> +#define SEC_STATUS_SDM_SR_CERT 0x30
> +#define SEC_STATUS_SDM_SR_NIOS_BUSY 0x31
> +#define SEC_STATUS_SDM_SR_TIMEOUT 0x32
> +#define SEC_STATUS_SDM_SR_FAILED 0x33
> +#define SEC_STATUS_SDM_SR_MISMATCH 0x34
> +#define SEC_STATUS_SDM_SR_FLUSH 0x35
> +#define SEC_STATUS_SDM_KEY_CERT 0x40
> +#define SEC_STATUS_SDM_KEY_NIOS_BUSY 0x41
> +#define SEC_STATUS_SDM_KEY_TIMEOUT 0x42
> +#define SEC_STATUS_SDM_KEY_FAILED 0x43
> +#define SEC_STATUS_SDM_KEY_MISMATCH 0x44
> +#define SEC_STATUS_SDM_KEY_FLUSH 0x45
> #define SEC_STATUS_NIOS_OK 0x80
> #define SEC_STATUS_USER_OK 0x81
> #define SEC_STATUS_FACTORY_OK 0x82
> @@ -158,9 +239,65 @@ struct opae_retimer_status {
> #define SEC_STATUS_FACTORY_FAIL 0x84
> #define SEC_STATUS_NIOS_FLASH_ERR 0x85
> #define SEC_STATUS_FPGA_FLASH_ERR 0x86
> +#define SEC_STATUS_MAX SEC_STATUS_FPGA_FLASH_ERR
> +
> +/* Authentication status */
> +#define SEC_AUTH_G(v) ((v) & 0xff)
> +#define AUTH_STAT_PASS 0x0
> +#define AUTH_STAT_B0_MAGIC 0x1
> +#define AUTH_STAT_CONLEN 0x2
> +#define AUTH_STAT_CONTYPE 0x3
> +#define AUTH_STAT_B1_MAGIC 0x4
> +#define AUTH_STAT_ROOT_MAGIC 0x5
> +#define AUTH_STAT_CURVE_MAGIC 0x6
> +#define AUTH_STAT_PERMISSION 0x7
> +#define AUTH_STAT_KEY_ID 0x8
> +#define AUTH_STAT_CSK_MAGIC 0x9
> +#define AUTH_STAT_CSK_CURVE 0xa
> +#define AUTH_STAT_CSK_PERMISSION 0xb
> +#define AUTH_STAT_CSK_ID 0xc
> +#define AUTH_STAT_CSK_SM 0xd
> +#define AUTH_STAT_B0_E_MAGIC 0xe
> +#define AUTH_STAT_B0_E_SIGN 0xf
> +#define AUTH_STAT_RK_P 0x10
> +#define AUTH_STAT_RE_SHA 0x11
> +#define AUTH_STAT_CSK_SHA 0x12
> +#define AUTH_STAT_B0_SHA 0x13
> +#define AUTH_STAT_KEY_INV 0x14
> +#define AUTH_STAT_KEY_CAN 0x15
> +#define AUTH_STAT_UP_SHA 0x16
> +#define AUTH_STAT_CAN_SHA 0x17
> +#define AUTH_STAT_HASH 0x18
> +#define AUTH_STAT_INV_ID 0x19
> +#define AUTH_STAT_KEY_PROG 0x1a
> +#define AUTH_STAT_INV_BC 0x1b
> +#define AUTH_STAT_INV_SLOT 0x1c
> +#define AUTH_STAT_IN_OP 0x1d
> +#define AUTH_STAT_TIME_OUT 0X1e
> +#define AUTH_STAT_SHA_TO 0x1f
> +#define AUTH_STAT_CSK_TO 0x20
> +#define AUTH_STAT_B0_TO 0x21
> +#define AUTH_STAT_UP_TO 0x22
> +#define AUTH_STAT_CAN_TO 0x23
> +#define AUTH_STAT_HASH_TO 0x24
> +#define AUTH_STAT_AUTH_IDLE 0xfe
> +#define AUTH_STAT_GA_FAIL 0xff
> +#define AUTH_STAT_S_ERR 0x8000
> +#define AUTH_STAT_S_MN 0x8001
> +#define AUTH_STAT_SH_CRC 0x8002
> +#define AUTH_STAT_SD_CRC 0x8003
> +#define AUTH_STAT_SD_LEN 0x8004
> +#define AUTH_STAT_S_ID 0x8005
> +#define AUTH_STAT_S_THR 0x8006
> +#define AUTH_STAT_S_TO 0x8007
> +#define AUTH_STAT_S_EN 0x8008
> +#define AUTH_STAT_SF 0x8009
> +#define AUTH_STAT_MAX AUTH_STAT_SF
> +
> #define CONFIG_SEL BIT(28)
> #define CONFIG_SEL_S(v) (((v) & 0x1) << 28)
> #define REBOOT_REQ BIT(29)
> +#define REBOOT_DISABLED BIT(30)
> #define MAX10_AUTH_RESULT 0x404
>
> /* PKVL related registers, in system register region */ @@ -185,19 +322,21
> @@ struct opae_retimer_status {
> #define MAX_STAGING_AREA_BASE 0xffffffff
> #define MAX_STAGING_AREA_SIZE 0x3800000
>
> -int max10_reg_read(struct intel_max10_device *dev,
> - unsigned int reg, unsigned int *val);
> -int max10_reg_write(struct intel_max10_device *dev,
> - unsigned int reg, unsigned int val);
> +#define m10bmc_base(max10) ((max10)->csr->base) #define
> +doorbell_reg(max10) ((max10)->csr->doorbell) #define
> +auth_result_reg(max10) ((max10)->csr->auth_result)
> +
> int max10_sys_read(struct intel_max10_device *dev,
> unsigned int offset, unsigned int *val); int max10_sys_write(struct
> intel_max10_device *dev,
> unsigned int offset, unsigned int val);
> +int max10_reg_read(struct intel_max10_device *dev,
> + unsigned int offset, unsigned int *val); int max10_reg_write(struct
> +intel_max10_device *dev,
> + unsigned int offset, unsigned int val);
> int max10_sys_update_bits(struct intel_max10_device *dev,
> unsigned int offset, unsigned int msk, unsigned int val); -struct
> intel_max10_device * -intel_max10_device_probe(struct altera_spi_device
> *spi,
> - int chipselect);
> +int intel_max10_device_init(struct intel_max10_device *dev);
> int intel_max10_device_remove(struct intel_max10_device *dev);
>
>
> @@ -254,4 +393,80 @@ struct opae_sensor_info {
> unsigned int value_reg;
> };
>
> +/* indirect access for PMCI */
> +#define PMCI_INDIRECT_BASE 0x400
> +#define INDIRECT_CMD_OFF (PMCI_INDIRECT_BASE + 0x0)
> +#define INDIRECT_CMD_RD BIT(0)
> +#define INDIRECT_CMD_WR BIT(1)
> +#define INDIRECT_CMD_ACK BIT(2)
> +
> +#define INDIRECT_ADDR_OFF (PMCI_INDIRECT_BASE + 0x4)
> +#define INDIRECT_RD_OFF (PMCI_INDIRECT_BASE + 0x8)
> +#define INDIRECT_WR_OFF (PMCI_INDIRECT_BASE + 0xc)
> +
> +#define INDIRECT_INT_US 1
> +#define INDIRECT_TIMEOUT_US 10000
> +
> +#define M10BMC_PMCI_SYS_BASE 0x0
> +#define M10BMC_PMCI_SYS_END 0xfff
> +
> +#define M10BMC_PMCI_BUILD_VER 0x0
> +#define NIOS2_PMCI_FW_VERSION 0x4
> +
> +#define M10BMC_PMCI_PWR_STATE 0xb4
> +#define PMCI_PRIMARY_IMAGE_PAGE GENMASK(10, 8)
> +
> +#define M10BMC_PMCI_DOORBELL 0x1c0
> +#define PMCI_DRBL_REBOOT_DISABLED BIT(1) #define
> +M10BMC_PMCI_AUTH_RESULT 0x1c4
> +
> +#define M10BMC_PMCI_MAX10_RECONF 0xfc
> +#define PMCI_MAX10_REBOOT_REQ BIT(0)
> +#define PMCI_MAX10_REBOOT_PAGE BIT(1)
> +
> +#define M10BMC_PMCI_FPGA_RECONF 0xb8
> +#define PMCI_FPGA_RECONF_PAGE GENMASK(22, 20)
> +#define PMCI_FPGA_RP_LOAD BIT(23)
> +
> +#define M10BMC_PMCI_FPGA_POC 0xb0
> +#define PMCI_FPGA_POC BIT(0)
> +#define PMCI_NIOS_REQ_CLEAR BIT(1)
> +#define PMCI_NIOS_STATUS GENMASK(5, 4)
> +#define NIOS_STATUS_IDLE 0
> +#define NIOS_STATUS_SUCCESS 1
> +#define NIOS_STATUS_FAIL 2
> +#define PMCI_USER_IMAGE_PAGE GENMASK(10, 8)
> +#define POC_USER_IMAGE_1 1
> +#define POC_USER_IMAGE_2 2
> +#define PMCI_FACTORY_IMAGE_SEL BIT(31)
> +
> +#define M10BMC_PMCI_FPGA_CONF_STS 0xa0
> +#define PMCI_FPGA_BOOT_PAGE GENMASK(2, 0) #define
> PMCI_FPGA_CONFIGURED
> +BIT(3)
> +
> +#define M10BMC_PMCI_SDM_CTRL_STS 0x230
> +#define PMCI_SDM_IMG_REQ BIT(0)
> +#define PMCI_SDM_STAT GENMASK(23, 16)
> +
> +#define SDM_STAT_DONE 0x0
> +#define SDM_STAT_PROV 0x1
> +#define SDM_STAT_BUSY 0x2
> +#define SDM_STAT_INV 0x3
> +#define SDM_STAT_FAIL 0x4
> +#define SDM_STAT_BMC_BUSY 0x5
> +#define SDM_STAT_TO 0x6
> +#define SDM_STAT_DB 0x7
> +#define SDM_STAT_CON_R 0x8
> +#define SDM_STAT_CON_E 0x9
> +#define SDM_STAT_WAIT 0xa
> +#define SDM_STAT_RTO 0xb
> +#define SDM_STAT_SB 0xc
> +#define SDM_STAT_RE 0xd
> +#define SDM_STAT_PDD 0xe
> +#define SDM_STAT_ISC 0xf
> +#define SDM_STAT_SIC 0x10
> +#define SDM_STAT_NO_PROV 0x11
> +#define SDM_STAT_CS_MIS 0x12
> +#define SDM_STAT_PR_MIS 0x13
> +#define SDM_STAT_MAX SDM_STAT_PR_MIS
> #endif
> diff --git a/drivers/raw/ifpga/base/opae_osdep.h
> b/drivers/raw/ifpga/base/opae_osdep.h
> index 18e6a11..033b7e0 100644
> --- a/drivers/raw/ifpga/base/opae_osdep.h
> +++ b/drivers/raw/ifpga/base/opae_osdep.h
> @@ -79,15 +79,38 @@ struct uuid {
> #define time_before(a, b) time_after(b, a)
> #define opae_memset(a, b, c) memset((a), (b), (c))
>
> -#define opae_readq_poll_timeout(addr, val, cond, invl, timeout)\
> -({ \
> - int wait = 0; \
> - for (; wait <= timeout; wait += invl) { \
> - (val) = opae_readq(addr); \
> - if (cond) \
> - break; \
> - udelay(invl); \
> - } \
> - (cond) ? 0 : -ETIMEDOUT; \
> +#define readx_poll_timeout(op, val, cond, invl, timeout, args...) \
> +({ \
> + unsigned long __wait = 0; \
> + unsigned long __invl = (invl); \
> + unsigned long __timeout = (timeout); \
> + for (; __wait <= __timeout; __wait += __invl) { \
> + (val) = op(args); \
> + if (cond) \
> + break; \
> + udelay(__invl); \
> + } \
> + (cond) ? 0 : -ETIMEDOUT; \
> })
> +
> +#define opae_readq_poll_timeout(addr, val, cond, invl, timeout) \
> + readx_poll_timeout(opae_readq, val, cond, invl, timeout, addr)
> +
> +#define opae_readl_poll_timeout(addr, val, cond, invl, timeout) \
> + readx_poll_timeout(opae_readl, val, cond, invl, timeout, addr)
> +
> +#define opae_readw_poll_timeout(addr, val, cond, invl, timeout) \
> + readx_poll_timeout(opae_readw, val, cond, invl, timeout, addr)
> +
> +#define opae_readb_poll_timeout(addr, val, cond, invl, timeout) \
> + readx_poll_timeout(opae_readb, val, cond, invl, timeout, addr)
> +
> +#define opae_max10_read_poll_timeout(dev, addr, value, cond, invl,
> +timeout) \ ({ \
> + int __ret, __tmp; \
> + __tmp = readx_poll_timeout(max10_sys_read, __ret, __ret ||
> (cond), \
> + invl, timeout, (dev), (addr), &(value)); \
> + __ret?:__tmp; \
> +})
> +
> #endif
> --
> 1.8.3.1
Reviewed-by: Rosen Xu <rosen...@intel.com>
