// SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2014 Freescale Semiconductor, Inc. * Copyright 2017 NXP * Copyright 2017-2018 NXP */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define MC_RAM_BASE_ADDR_ALIGNMENT (512UL * 1024 * 1024) #define MC_RAM_BASE_ADDR_ALIGNMENT_MASK (~(MC_RAM_BASE_ADDR_ALIGNMENT - 1)) #define MC_RAM_SIZE_ALIGNMENT (256UL * 1024 * 1024) #define MC_MEM_SIZE_ENV_VAR "mcmemsize" #define MC_BOOT_TIMEOUT_ENV_VAR "mcboottimeout" #define MC_BOOT_ENV_VAR "mcinitcmd" DECLARE_GLOBAL_DATA_PTR; static int mc_memset_resv_ram; static int mc_boot_status = -1; static int mc_dpl_applied = -1; #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET static int mc_aiop_applied = -1; #endif struct fsl_mc_io *root_mc_io = NULL; struct fsl_mc_io *dflt_mc_io = NULL; /* child container */ uint16_t root_dprc_handle = 0; uint16_t dflt_dprc_handle = 0; int child_dprc_id; struct fsl_dpbp_obj *dflt_dpbp = NULL; struct fsl_dpio_obj *dflt_dpio = NULL; struct fsl_dpni_obj *dflt_dpni = NULL; static u64 mc_lazy_dpl_addr; #ifdef DEBUG void dump_ram_words(const char *title, void *addr) { int i; uint32_t *words = addr; printf("Dumping beginning of %s (%p):\n", title, addr); for (i = 0; i < 16; i++) printf("%#x ", words[i]); printf("\n"); } void dump_mc_ccsr_regs(struct mc_ccsr_registers __iomem *mc_ccsr_regs) { printf("MC CCSR registers:\n" "reg_gcr1 %#x\n" "reg_gsr %#x\n" "reg_sicbalr %#x\n" "reg_sicbahr %#x\n" "reg_sicapr %#x\n" "reg_mcfbalr %#x\n" "reg_mcfbahr %#x\n" "reg_mcfapr %#x\n" "reg_psr %#x\n", mc_ccsr_regs->reg_gcr1, mc_ccsr_regs->reg_gsr, mc_ccsr_regs->reg_sicbalr, mc_ccsr_regs->reg_sicbahr, mc_ccsr_regs->reg_sicapr, mc_ccsr_regs->reg_mcfbalr, mc_ccsr_regs->reg_mcfbahr, mc_ccsr_regs->reg_mcfapr, mc_ccsr_regs->reg_psr); } #else #define dump_ram_words(title, addr) #define dump_mc_ccsr_regs(mc_ccsr_regs) #endif /* DEBUG */ #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR /** * Copying MC firmware or DPL image to DDR */ static int mc_copy_image(const char *title, u64 image_addr, u32 image_size, u64 mc_ram_addr) { debug("%s copied to address %p\n", title, (void *)mc_ram_addr); memcpy((void *)mc_ram_addr, (void *)image_addr, image_size); flush_dcache_range(mc_ram_addr, mc_ram_addr + image_size); return 0; } /** * MC firmware FIT image parser checks if the image is in FIT * format, verifies integrity of the image and calculates * raw image address and size values. * Returns 0 on success and a negative errno on error. * task fail. **/ int parse_mc_firmware_fit_image(u64 mc_fw_addr, const void **raw_image_addr, size_t *raw_image_size) { int format; void *fit_hdr; int node_offset; const void *data; size_t size; const char *uname = "firmware"; fit_hdr = (void *)mc_fw_addr; /* Check if Image is in FIT format */ format = genimg_get_format(fit_hdr); if (format != IMAGE_FORMAT_FIT) { printf("fsl-mc: ERR: Bad firmware image (not a FIT image)\n"); return -EINVAL; } if (!fit_check_format(fit_hdr)) { printf("fsl-mc: ERR: Bad firmware image (bad FIT header)\n"); return -EINVAL; } node_offset = fit_image_get_node(fit_hdr, uname); if (node_offset < 0) { printf("fsl-mc: ERR: Bad firmware image (missing subimage)\n"); return -ENOENT; } /* Verify MC firmware image */ if (!(fit_image_verify(fit_hdr, node_offset))) { printf("fsl-mc: ERR: Bad firmware image (bad CRC)\n"); return -EINVAL; } /* Get address and size of raw image */ fit_image_get_data(fit_hdr, node_offset, &data, &size); *raw_image_addr = data; *raw_image_size = size; return 0; } #endif #define MC_DT_INCREASE_SIZE 64 enum mc_fixup_type { MC_FIXUP_DPL, MC_FIXUP_DPC }; static int mc_fixup_mac_addr(void *blob, int nodeoffset, const char *propname, struct eth_device *eth_dev, enum mc_fixup_type type) { int err = 0, len = 0, size, i; unsigned char env_enetaddr[ARP_HLEN]; unsigned int enetaddr_32[ARP_HLEN]; void *val = NULL; switch (type) { case MC_FIXUP_DPL: /* DPL likes its addresses on 32 * ARP_HLEN bits */ for (i = 0; i < ARP_HLEN; i++) enetaddr_32[i] = cpu_to_fdt32(eth_dev->enetaddr[i]); val = enetaddr_32; len = sizeof(enetaddr_32); break; case MC_FIXUP_DPC: val = eth_dev->enetaddr; len = ARP_HLEN; break; } /* MAC address property present */ if (fdt_get_property(blob, nodeoffset, propname, NULL)) { /* u-boot MAC addr randomly assigned - leave the present one */ if (!eth_env_get_enetaddr_by_index("eth", eth_dev->index, env_enetaddr)) return err; } else { size = MC_DT_INCREASE_SIZE + strlen(propname) + len; /* make room for mac address property */ err = fdt_increase_size(blob, size); if (err) { printf("fdt_increase_size: err=%s\n", fdt_strerror(err)); return err; } } err = fdt_setprop(blob, nodeoffset, propname, val, len); if (err) { printf("fdt_setprop: err=%s\n", fdt_strerror(err)); return err; } return err; } #define is_dpni(s) (s != NULL ? !strncmp(s, "dpni@", 5) : 0) const char *dpl_get_connection_endpoint(void *blob, char *endpoint) { int connoffset = fdt_path_offset(blob, "/connections"), off; const char *s1, *s2; for (off = fdt_first_subnode(blob, connoffset); off >= 0; off = fdt_next_subnode(blob, off)) { s1 = fdt_stringlist_get(blob, off, "endpoint1", 0, NULL); s2 = fdt_stringlist_get(blob, off, "endpoint2", 0, NULL); if (!s1 || !s2) continue; if (strcmp(endpoint, s1) == 0) return s2; if (strcmp(endpoint, s2) == 0) return s1; } return NULL; } static int mc_fixup_dpl_mac_addr(void *blob, int dpmac_id, struct eth_device *eth_dev) { int objoff = fdt_path_offset(blob, "/objects"); int dpmacoff = -1, dpnioff = -1; const char *endpoint; char mac_name[10]; int err; sprintf(mac_name, "dpmac@%d", dpmac_id); dpmacoff = fdt_subnode_offset(blob, objoff, mac_name); if (dpmacoff < 0) /* dpmac not defined in DPL, so skip it. */ return 0; err = mc_fixup_mac_addr(blob, dpmacoff, "mac_addr", eth_dev, MC_FIXUP_DPL); if (err) { printf("Error fixing up dpmac mac_addr in DPL\n"); return err; } /* now we need to figure out if there is any * DPNI connected to this MAC, so we walk the * connection list */ endpoint = dpl_get_connection_endpoint(blob, mac_name); if (!is_dpni(endpoint)) return 0; /* let's see if we can fixup the DPNI as well */ dpnioff = fdt_subnode_offset(blob, objoff, endpoint); if (dpnioff < 0) /* DPNI not defined in DPL in the objects area */ return 0; return mc_fixup_mac_addr(blob, dpnioff, "mac_addr", eth_dev, MC_FIXUP_DPL); } void fdt_fsl_mc_fixup_iommu_map_entry(void *blob) { u32 *prop; u32 iommu_map[4]; int offset; int lenp; /* find fsl-mc node */ offset = fdt_path_offset(blob, "/soc/fsl-mc"); if (offset < 0) offset = fdt_path_offset(blob, "/fsl-mc"); if (offset < 0) { printf("%s: fsl-mc: ERR: fsl-mc node not found in DT, err %d\n", __func__, offset); return; } prop = fdt_getprop_w(blob, offset, "iommu-map", &lenp); if (!prop) { debug("%s: fsl-mc: ERR: missing iommu-map in fsl-mc bus node\n", __func__); return; } iommu_map[0] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_START); iommu_map[1] = *++prop; iommu_map[2] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_START); iommu_map[3] = cpu_to_fdt32(FSL_DPAA2_STREAM_ID_END - FSL_DPAA2_STREAM_ID_START + 1); fdt_setprop_inplace(blob, offset, "iommu-map", iommu_map, sizeof(iommu_map)); } static int mc_fixup_dpc_mac_addr(void *blob, int dpmac_id, struct eth_device *eth_dev) { int nodeoffset = fdt_path_offset(blob, "/board_info/ports"), noff; int err = 0; char mac_name[10]; const char link_type_mode[] = "MAC_LINK_TYPE_FIXED"; sprintf(mac_name, "mac@%d", dpmac_id); /* node not found - create it */ noff = fdt_subnode_offset(blob, nodeoffset, (const char *)mac_name); if (noff < 0) { err = fdt_increase_size(blob, 200); if (err) { printf("fdt_increase_size: err=%s\n", fdt_strerror(err)); return err; } noff = fdt_add_subnode(blob, nodeoffset, mac_name); if (noff < 0) { printf("fdt_add_subnode: err=%s\n", fdt_strerror(err)); return err; } /* add default property of fixed link */ err = fdt_appendprop_string(blob, noff, "link_type", link_type_mode); if (err) { printf("fdt_appendprop_string: err=%s\n", fdt_strerror(err)); return err; } } return mc_fixup_mac_addr(blob, noff, "port_mac_address", eth_dev, MC_FIXUP_DPC); } static int mc_fixup_mac_addrs(void *blob, enum mc_fixup_type type) { int i, err = 0, ret = 0; char ethname[ETH_NAME_LEN]; struct eth_device *eth_dev; for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) { /* port not enabled */ if ((wriop_is_enabled_dpmac(i) != 1) || (wriop_get_phy_address(i) == -1)) continue; snprintf(ethname, ETH_NAME_LEN, "DPMAC%d@%s", i, phy_interface_strings[wriop_get_enet_if(i)]); eth_dev = eth_get_dev_by_name(ethname); if (eth_dev == NULL) continue; switch (type) { case MC_FIXUP_DPL: err = mc_fixup_dpl_mac_addr(blob, i, eth_dev); break; case MC_FIXUP_DPC: err = mc_fixup_dpc_mac_addr(blob, i, eth_dev); break; default: break; } if (err) printf("fsl-mc: ERROR fixing mac address for %s\n", ethname); ret |= err; } return ret; } static int mc_fixup_dpc(u64 dpc_addr) { void *blob = (void *)dpc_addr; int nodeoffset, err = 0; /* delete any existing ICID pools */ nodeoffset = fdt_path_offset(blob, "/resources/icid_pools"); if (fdt_del_node(blob, nodeoffset) < 0) printf("\nfsl-mc: WARNING: could not delete ICID pool\n"); /* add a new pool */ nodeoffset = fdt_path_offset(blob, "/resources"); if (nodeoffset < 0) { printf("\nfsl-mc: ERROR: DPC is missing /resources\n"); return -EINVAL; } nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pools"); nodeoffset = fdt_add_subnode(blob, nodeoffset, "icid_pool@0"); do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0", "base_icid", FSL_DPAA2_STREAM_ID_START, 1); do_fixup_by_path_u32(blob, "/resources/icid_pools/icid_pool@0", "num", FSL_DPAA2_STREAM_ID_END - FSL_DPAA2_STREAM_ID_START + 1, 1); /* fixup MAC addresses for dpmac ports */ nodeoffset = fdt_path_offset(blob, "/board_info/ports"); if (nodeoffset < 0) return 0; err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPC); flush_dcache_range(dpc_addr, dpc_addr + fdt_totalsize(blob)); return err; } static int load_mc_dpc(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpc_addr) { u64 mc_dpc_offset; #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR int error; void *dpc_fdt_hdr; int dpc_size; #endif #ifdef CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET & 0x3) != 0 || CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET > 0xffffffff); mc_dpc_offset = CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET; #else #error "CONFIG_SYS_LS_MC_DRAM_DPC_OFFSET not defined" #endif /* * Load the MC DPC blob in the MC private DRAM block: */ #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR printf("MC DPC is preloaded to %#llx\n", mc_ram_addr + mc_dpc_offset); #else /* * Get address and size of the DPC blob stored in flash: */ dpc_fdt_hdr = (void *)mc_dpc_addr; error = fdt_check_header(dpc_fdt_hdr); if (error != 0) { /* * Don't return with error here, since the MC firmware can * still boot without a DPC */ printf("\nfsl-mc: WARNING: No DPC image found"); return 0; } dpc_size = fdt_totalsize(dpc_fdt_hdr); if (dpc_size > CONFIG_SYS_LS_MC_DPC_MAX_LENGTH) { printf("\nfsl-mc: ERROR: Bad DPC image (too large: %d)\n", dpc_size); return -EINVAL; } mc_copy_image("MC DPC blob", (u64)dpc_fdt_hdr, dpc_size, mc_ram_addr + mc_dpc_offset); #endif /* not defined CONFIG_SYS_LS_MC_DPC_IN_DDR */ if (mc_fixup_dpc(mc_ram_addr + mc_dpc_offset)) return -EINVAL; dump_ram_words("DPC", (void *)(mc_ram_addr + mc_dpc_offset)); return 0; } static int mc_fixup_dpl(u64 dpl_addr) { void *blob = (void *)dpl_addr; u32 ver = fdt_getprop_u32_default(blob, "/", "dpl-version", 0); int err = 0; /* The DPL fixup for mac addresses is only relevant * for old-style DPLs */ if (ver >= 10) return 0; err = mc_fixup_mac_addrs(blob, MC_FIXUP_DPL); flush_dcache_range(dpl_addr, dpl_addr + fdt_totalsize(blob)); return err; } static int load_mc_dpl(u64 mc_ram_addr, size_t mc_ram_size, u64 mc_dpl_addr) { u64 mc_dpl_offset; #ifndef CONFIG_SYS_LS_MC_DPL_IN_DDR int error; void *dpl_fdt_hdr; int dpl_size; #endif #ifdef CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET BUILD_BUG_ON((CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET & 0x3) != 0 || CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET > 0xffffffff); mc_dpl_offset = CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET; #else #error "CONFIG_SYS_LS_MC_DRAM_DPL_OFFSET not defined" #endif /* * Load the MC DPL blob in the MC private DRAM block: */ #ifdef CONFIG_SYS_LS_MC_DPL_IN_DDR printf("MC DPL is preloaded to %#llx\n", mc_ram_addr + mc_dpl_offset); #else /* * Get address and size of the DPL blob stored in flash: */ dpl_fdt_hdr = (void *)mc_dpl_addr; error = fdt_check_header(dpl_fdt_hdr); if (error != 0) { printf("\nfsl-mc: ERROR: Bad DPL image (bad header)\n"); return error; } dpl_size = fdt_totalsize(dpl_fdt_hdr); if (dpl_size > CONFIG_SYS_LS_MC_DPL_MAX_LENGTH) { printf("\nfsl-mc: ERROR: Bad DPL image (too large: %d)\n", dpl_size); return -EINVAL; } mc_copy_image("MC DPL blob", (u64)dpl_fdt_hdr, dpl_size, mc_ram_addr + mc_dpl_offset); #endif /* not defined CONFIG_SYS_LS_MC_DPL_IN_DDR */ if (mc_fixup_dpl(mc_ram_addr + mc_dpl_offset)) return -EINVAL; dump_ram_words("DPL", (void *)(mc_ram_addr + mc_dpl_offset)); return 0; } /** * Return the MC boot timeout value in milliseconds */ static unsigned long get_mc_boot_timeout_ms(void) { unsigned long timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS; char *timeout_ms_env_var = env_get(MC_BOOT_TIMEOUT_ENV_VAR); if (timeout_ms_env_var) { timeout_ms = simple_strtoul(timeout_ms_env_var, NULL, 10); if (timeout_ms == 0) { printf("fsl-mc: WARNING: Invalid value for \'" MC_BOOT_TIMEOUT_ENV_VAR "\' environment variable: %lu\n", timeout_ms); timeout_ms = CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS; } } return timeout_ms; } #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET __weak bool soc_has_aiop(void) { return false; } static int load_mc_aiop_img(u64 aiop_fw_addr) { u64 mc_ram_addr = mc_get_dram_addr(); #ifndef CONFIG_SYS_LS_MC_DPC_IN_DDR void *aiop_img; #endif /* Check if AIOP is available */ if (!soc_has_aiop()) return -ENODEV; /* * Load the MC AIOP image in the MC private DRAM block: */ #ifdef CONFIG_SYS_LS_MC_DPC_IN_DDR printf("MC AIOP is preloaded to %#llx\n", mc_ram_addr + CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET); #else aiop_img = (void *)aiop_fw_addr; mc_copy_image("MC AIOP image", (u64)aiop_img, CONFIG_SYS_LS_MC_AIOP_IMG_MAX_LENGTH, mc_ram_addr + CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET); #endif mc_aiop_applied = 0; return 0; } #endif static int wait_for_mc(bool booting_mc, u32 *final_reg_gsr) { u32 reg_gsr; u32 mc_fw_boot_status; unsigned long timeout_ms = get_mc_boot_timeout_ms(); struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; dmb(); assert(timeout_ms > 0); for (;;) { udelay(1000); /* throttle polling */ reg_gsr = in_le32(&mc_ccsr_regs->reg_gsr); mc_fw_boot_status = (reg_gsr & GSR_FS_MASK); if (mc_fw_boot_status & 0x1) break; timeout_ms--; if (timeout_ms == 0) break; } if (timeout_ms == 0) { printf("ERROR: timeout\n"); /* TODO: Get an error status from an MC CCSR register */ return -ETIMEDOUT; } if (mc_fw_boot_status != 0x1) { /* * TODO: Identify critical errors from the GSR register's FS * field and for those errors, set error to -ENODEV or other * appropriate errno, so that the status property is set to * failure in the fsl,dprc device tree node. */ printf("WARNING: Firmware returned an error (GSR: %#x)\n", reg_gsr); } else { printf("SUCCESS\n"); } *final_reg_gsr = reg_gsr; return 0; } int mc_init(u64 mc_fw_addr, u64 mc_dpc_addr) { int error = 0; int portal_id = 0; struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; u64 mc_ram_addr = mc_get_dram_addr(); u32 reg_gsr; u32 reg_mcfbalr; #ifndef CONFIG_SYS_LS_MC_FW_IN_DDR const void *raw_image_addr; size_t raw_image_size = 0; #endif struct mc_version mc_ver_info; u8 mc_ram_num_256mb_blocks; size_t mc_ram_size = mc_get_dram_block_size(); mc_ram_num_256mb_blocks = mc_ram_size / MC_RAM_SIZE_ALIGNMENT; if (mc_ram_num_256mb_blocks < 1 || mc_ram_num_256mb_blocks > 0xff) { error = -EINVAL; printf("fsl-mc: ERROR: invalid MC private RAM size (%lu)\n", mc_ram_size); goto out; } /* * Management Complex cores should be held at reset out of POR. * U-Boot should be the first software to touch MC. To be safe, * we reset all cores again by setting GCR1 to 0. It doesn't do * anything if they are held at reset. After we setup the firmware * we kick off MC by deasserting the reset bit for core 0, and * deasserting the reset bits for Command Portal Managers. * The stop bits are not touched here. They are used to stop the * cores when they are active. Setting stop bits doesn't stop the * cores from fetching instructions when they are released from * reset. */ out_le32(&mc_ccsr_regs->reg_gcr1, 0); dmb(); #ifdef CONFIG_SYS_LS_MC_FW_IN_DDR printf("MC firmware is preloaded to %#llx\n", mc_ram_addr); #else error = parse_mc_firmware_fit_image(mc_fw_addr, &raw_image_addr, &raw_image_size); if (error != 0) goto out; /* * Load the MC FW at the beginning of the MC private DRAM block: */ mc_copy_image("MC Firmware", (u64)raw_image_addr, raw_image_size, mc_ram_addr); #endif dump_ram_words("firmware", (void *)mc_ram_addr); error = load_mc_dpc(mc_ram_addr, mc_ram_size, mc_dpc_addr); if (error != 0) goto out; debug("mc_ccsr_regs %p\n", mc_ccsr_regs); dump_mc_ccsr_regs(mc_ccsr_regs); /* * Tell MC what is the address range of the DRAM block assigned to it: */ reg_mcfbalr = (u32)mc_ram_addr | (mc_ram_num_256mb_blocks - 1); out_le32(&mc_ccsr_regs->reg_mcfbalr, reg_mcfbalr); out_le32(&mc_ccsr_regs->reg_mcfbahr, (u32)(mc_ram_addr >> 32)); out_le32(&mc_ccsr_regs->reg_mcfapr, FSL_BYPASS_AMQ); /* * Tell the MC that we want delayed DPL deployment. */ out_le32(&mc_ccsr_regs->reg_gsr, 0xDD00); printf("\nfsl-mc: Booting Management Complex ... "); /* * Deassert reset and release MC core 0 to run */ out_le32(&mc_ccsr_regs->reg_gcr1, GCR1_P1_DE_RST | GCR1_M_ALL_DE_RST); error = wait_for_mc(true, ®_gsr); if (error != 0) goto out; /* * TODO: need to obtain the portal_id for the root container from the * DPL */ portal_id = 0; /* * Initialize the global default MC portal * And check that the MC firmware is responding portal commands: */ root_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1); if (!root_mc_io) { printf(" No memory: calloc() failed\n"); return -ENOMEM; } root_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(portal_id); debug("Checking access to MC portal of root DPRC container (portal_id %d, portal physical addr %p)\n", portal_id, root_mc_io->mmio_regs); error = mc_get_version(root_mc_io, MC_CMD_NO_FLAGS, &mc_ver_info); if (error != 0) { printf("fsl-mc: ERROR: Firmware version check failed (error: %d)\n", error); goto out; } printf("fsl-mc: Management Complex booted (version: %d.%d.%d, boot status: %#x)\n", mc_ver_info.major, mc_ver_info.minor, mc_ver_info.revision, reg_gsr & GSR_FS_MASK); out: if (error != 0) mc_boot_status = error; else mc_boot_status = 0; return error; } int mc_apply_dpl(u64 mc_dpl_addr) { struct mc_ccsr_registers __iomem *mc_ccsr_regs = MC_CCSR_BASE_ADDR; int error = 0; u32 reg_gsr; u64 mc_ram_addr = mc_get_dram_addr(); size_t mc_ram_size = mc_get_dram_block_size(); if (!mc_dpl_addr) return -1; error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr); if (error != 0) return error; /* * Tell the MC to deploy the DPL: */ out_le32(&mc_ccsr_regs->reg_gsr, 0x0); printf("fsl-mc: Deploying data path layout ... "); error = wait_for_mc(false, ®_gsr); if (!error) mc_dpl_applied = 0; return error; } int get_mc_boot_status(void) { return mc_boot_status; } #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET int get_aiop_apply_status(void) { return mc_aiop_applied; } #endif int get_dpl_apply_status(void) { return mc_dpl_applied; } /* * Return the MC address of private DRAM block. * As per MC design document, MC initial base address * should be least significant 512MB address of MC private * memory, i.e. address should point to end address masked * with 512MB offset in private DRAM block. */ u64 mc_get_dram_addr(void) { size_t mc_ram_size = mc_get_dram_block_size(); if (!mc_memset_resv_ram || (get_mc_boot_status() < 0)) { mc_memset_resv_ram = 1; memset((void *)gd->arch.resv_ram, 0, mc_ram_size); } return (gd->arch.resv_ram + mc_ram_size - 1) & MC_RAM_BASE_ADDR_ALIGNMENT_MASK; } /** * Return the actual size of the MC private DRAM block. */ unsigned long mc_get_dram_block_size(void) { unsigned long dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE; char *dram_block_size_env_var = env_get(MC_MEM_SIZE_ENV_VAR); if (dram_block_size_env_var) { dram_block_size = simple_strtoul(dram_block_size_env_var, NULL, 16); if (dram_block_size < CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE) { printf("fsl-mc: WARNING: Invalid value for \'" MC_MEM_SIZE_ENV_VAR "\' environment variable: %lu\n", dram_block_size); dram_block_size = CONFIG_SYS_LS_MC_DRAM_BLOCK_MIN_SIZE; } } return dram_block_size; } int fsl_mc_ldpaa_init(bd_t *bis) { int i; for (i = WRIOP1_DPMAC1; i < NUM_WRIOP_PORTS; i++) if ((wriop_is_enabled_dpmac(i) == 1) && (wriop_get_phy_address(i) != -1)) ldpaa_eth_init(i, wriop_get_enet_if(i)); return 0; } static int dprc_version_check(struct fsl_mc_io *mc_io, uint16_t handle) { int error; uint16_t major_ver, minor_ver; error = dprc_get_api_version(mc_io, 0, &major_ver, &minor_ver); if (error < 0) { printf("dprc_get_api_version() failed: %d\n", error); return error; } if (major_ver < DPRC_VER_MAJOR || (major_ver == DPRC_VER_MAJOR && minor_ver < DPRC_VER_MINOR)) { printf("DPRC version mismatch found %u.%u,", major_ver, minor_ver); printf("supported version is %u.%u\n", DPRC_VER_MAJOR, DPRC_VER_MINOR); } return error; } static int dpio_init(void) { struct qbman_swp_desc p_des; struct dpio_attr attr; struct dpio_cfg dpio_cfg; int err = 0; uint16_t major_ver, minor_ver; dflt_dpio = (struct fsl_dpio_obj *)calloc( sizeof(struct fsl_dpio_obj), 1); if (!dflt_dpio) { printf("No memory: calloc() failed\n"); err = -ENOMEM; goto err_calloc; } dpio_cfg.channel_mode = DPIO_LOCAL_CHANNEL; dpio_cfg.num_priorities = 8; err = dpio_create(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, &dpio_cfg, &dflt_dpio->dpio_id); if (err < 0) { printf("dpio_create() failed: %d\n", err); err = -ENODEV; goto err_create; } err = dpio_get_api_version(dflt_mc_io, 0, &major_ver, &minor_ver); if (err < 0) { printf("dpio_get_api_version() failed: %d\n", err); goto err_get_api_ver; } if (major_ver < DPIO_VER_MAJOR || (major_ver == DPIO_VER_MAJOR && minor_ver < DPIO_VER_MINOR)) { printf("DPRC version mismatch found %u.%u,", major_ver, minor_ver); } err = dpio_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_id, &dflt_dpio->dpio_handle); if (err) { printf("dpio_open() failed\n"); goto err_open; } memset(&attr, 0, sizeof(struct dpio_attr)); err = dpio_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle, &attr); if (err < 0) { printf("dpio_get_attributes() failed: %d\n", err); goto err_get_attr; } if (dflt_dpio->dpio_id != attr.id) { printf("dnpi object id and attribute id are not same\n"); goto err_attr_not_same; } #ifdef DEBUG printf("Init: DPIO id=0x%d\n", dflt_dpio->dpio_id); #endif err = dpio_enable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); if (err < 0) { printf("dpio_enable() failed %d\n", err); goto err_get_enable; } debug("ce_offset=0x%llx, ci_offset=0x%llx, portalid=%d, prios=%d\n", attr.qbman_portal_ce_offset, attr.qbman_portal_ci_offset, attr.qbman_portal_id, attr.num_priorities); p_des.cena_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR + attr.qbman_portal_ce_offset); p_des.cinh_bar = (void *)(SOC_QBMAN_PORTALS_BASE_ADDR + attr.qbman_portal_ci_offset); dflt_dpio->sw_portal = qbman_swp_init(&p_des); if (dflt_dpio->sw_portal == NULL) { printf("qbman_swp_init() failed\n"); goto err_get_swp_init; } return 0; err_get_swp_init: dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); err_get_enable: err_get_attr: err_attr_not_same: dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); err_open: err_get_api_ver: dpio_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, dflt_dpio->dpio_id); err_create: free(dflt_dpio); err_calloc: return err; } static int dpio_exit(void) { int err; err = dpio_disable(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); if (err < 0) { printf("dpio_disable() failed: %d\n", err); goto err; } dpio_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpio->dpio_handle); if (err < 0) { printf("dpio_close() failed: %d\n", err); goto err; } err = dpio_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, dflt_dpio->dpio_id); if (err < 0) { printf("dpio_destroy() failed: %d\n", err); goto err; } #ifdef DEBUG printf("Exit: DPIO id=0x%d\n", dflt_dpio->dpio_id); #endif if (dflt_dpio) free(dflt_dpio); return 0; err: return err; } static int dprc_init(void) { int err, child_portal_id, container_id; struct dprc_cfg cfg; uint64_t mc_portal_offset; /* Open root container */ err = dprc_get_container_id(root_mc_io, MC_CMD_NO_FLAGS, &container_id); if (err < 0) { printf("dprc_get_container_id(): Root failed: %d\n", err); goto err_root_container_id; } #ifdef DEBUG printf("Root container id = %d\n", container_id); #endif err = dprc_open(root_mc_io, MC_CMD_NO_FLAGS, container_id, &root_dprc_handle); if (err < 0) { printf("dprc_open(): Root Container failed: %d\n", err); goto err_root_open; } if (!root_dprc_handle) { printf("dprc_open(): Root Container Handle is not valid\n"); goto err_root_open; } err = dprc_version_check(root_mc_io, root_dprc_handle); if (err < 0) { printf("dprc_version_check() failed: %d\n", err); goto err_root_open; } memset(&cfg, 0, sizeof(struct dprc_cfg)); cfg.options = DPRC_CFG_OPT_TOPOLOGY_CHANGES_ALLOWED | DPRC_CFG_OPT_OBJ_CREATE_ALLOWED | DPRC_CFG_OPT_ALLOC_ALLOWED; cfg.icid = DPRC_GET_ICID_FROM_POOL; cfg.portal_id = DPRC_GET_PORTAL_ID_FROM_POOL; err = dprc_create_container(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle, &cfg, &child_dprc_id, &mc_portal_offset); if (err < 0) { printf("dprc_create_container() failed: %d\n", err); goto err_create; } dflt_mc_io = (struct fsl_mc_io *)calloc(sizeof(struct fsl_mc_io), 1); if (!dflt_mc_io) { err = -ENOMEM; printf(" No memory: calloc() failed\n"); goto err_calloc; } child_portal_id = MC_PORTAL_OFFSET_TO_PORTAL_ID(mc_portal_offset); dflt_mc_io->mmio_regs = SOC_MC_PORTAL_ADDR(child_portal_id); #ifdef DEBUG printf("MC portal of child DPRC container: %d, physical addr %p)\n", child_dprc_id, dflt_mc_io->mmio_regs); #endif err = dprc_open(dflt_mc_io, MC_CMD_NO_FLAGS, child_dprc_id, &dflt_dprc_handle); if (err < 0) { printf("dprc_open(): Child container failed: %d\n", err); goto err_child_open; } if (!dflt_dprc_handle) { printf("dprc_open(): Child container Handle is not valid\n"); goto err_child_open; } return 0; err_child_open: free(dflt_mc_io); err_calloc: dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle, child_dprc_id); err_create: dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle); err_root_open: err_root_container_id: return err; } static int dprc_exit(void) { int err; err = dprc_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dprc_handle); if (err < 0) { printf("dprc_close(): Child failed: %d\n", err); goto err; } err = dprc_destroy_container(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle, child_dprc_id); if (err < 0) { printf("dprc_destroy_container() failed: %d\n", err); goto err; } err = dprc_close(root_mc_io, MC_CMD_NO_FLAGS, root_dprc_handle); if (err < 0) { printf("dprc_close(): Root failed: %d\n", err); goto err; } if (dflt_mc_io) free(dflt_mc_io); if (root_mc_io) free(root_mc_io); return 0; err: return err; } static int dpbp_init(void) { int err; struct dpbp_attr dpbp_attr; struct dpbp_cfg dpbp_cfg; uint16_t major_ver, minor_ver; dflt_dpbp = (struct fsl_dpbp_obj *)calloc( sizeof(struct fsl_dpbp_obj), 1); if (!dflt_dpbp) { printf("No memory: calloc() failed\n"); err = -ENOMEM; goto err_calloc; } dpbp_cfg.options = 512; err = dpbp_create(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, &dpbp_cfg, &dflt_dpbp->dpbp_id); if (err < 0) { err = -ENODEV; printf("dpbp_create() failed: %d\n", err); goto err_create; } err = dpbp_get_api_version(dflt_mc_io, 0, &major_ver, &minor_ver); if (err < 0) { printf("dpbp_get_api_version() failed: %d\n", err); goto err_get_api_ver; } if (major_ver < DPBP_VER_MAJOR || (major_ver == DPBP_VER_MAJOR && minor_ver < DPBP_VER_MINOR)) { printf("DPBP version mismatch found %u.%u,", major_ver, minor_ver); printf("supported version is %u.%u\n", DPBP_VER_MAJOR, DPBP_VER_MINOR); } err = dpbp_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_id, &dflt_dpbp->dpbp_handle); if (err) { printf("dpbp_open() failed\n"); goto err_open; } memset(&dpbp_attr, 0, sizeof(struct dpbp_attr)); err = dpbp_get_attributes(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle, &dpbp_attr); if (err < 0) { printf("dpbp_get_attributes() failed: %d\n", err); goto err_get_attr; } if (dflt_dpbp->dpbp_id != dpbp_attr.id) { printf("dpbp object id and attribute id are not same\n"); goto err_attr_not_same; } #ifdef DEBUG printf("Init: DPBP id=0x%x\n", dflt_dpbp->dpbp_attr.id); #endif err = dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); if (err < 0) { printf("dpbp_close() failed: %d\n", err); goto err_close; } return 0; err_get_attr: err_attr_not_same: dpbp_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_handle); dpbp_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_id); err_get_api_ver: err_close: err_open: err_create: free(dflt_dpbp); err_calloc: return err; } static int dpbp_exit(void) { int err; err = dpbp_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, dflt_dpbp->dpbp_id); if (err < 0) { printf("dpbp_destroy() failed: %d\n", err); goto err; } #ifdef DEBUG printf("Exit: DPBP id=0x%d\n", dflt_dpbp->dpbp_attr.id); #endif if (dflt_dpbp) free(dflt_dpbp); return 0; err: return err; } static int dpni_init(void) { int err; uint8_t cfg_buf[256] = {0}; struct dpni_cfg dpni_cfg; uint16_t major_ver, minor_ver; dflt_dpni = (struct fsl_dpni_obj *)calloc( sizeof(struct fsl_dpni_obj), 1); if (!dflt_dpni) { printf("No memory: calloc() failed\n"); err = -ENOMEM; goto err_calloc; } memset(&dpni_cfg, 0, sizeof(dpni_cfg)); err = dpni_prepare_cfg(&dpni_cfg, &cfg_buf[0]); if (err < 0) { err = -ENODEV; printf("dpni_prepare_cfg() failed: %d\n", err); goto err_prepare_cfg; } err = dpni_create(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, &dpni_cfg, &dflt_dpni->dpni_id); if (err < 0) { err = -ENODEV; printf("dpni create() failed: %d\n", err); goto err_create; } err = dpni_get_api_version(dflt_mc_io, 0, &major_ver, &minor_ver); if (err < 0) { printf("dpni_get_api_version() failed: %d\n", err); goto err_get_version; } if (major_ver < DPNI_VER_MAJOR || (major_ver == DPNI_VER_MAJOR && minor_ver < DPNI_VER_MINOR)) { printf("DPNI version mismatch found %u.%u,", major_ver, minor_ver); printf("supported version is %u.%u\n", DPNI_VER_MAJOR, DPNI_VER_MINOR); } err = dpni_open(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_id, &dflt_dpni->dpni_handle); if (err) { printf("dpni_open() failed\n"); goto err_open; } #ifdef DEBUG printf("Init: DPNI id=0x%d\n", dflt_dpni->dpni_id); #endif err = dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); if (err < 0) { printf("dpni_close() failed: %d\n", err); goto err_close; } return 0; err_close: dpni_close(dflt_mc_io, MC_CMD_NO_FLAGS, dflt_dpni->dpni_handle); err_open: err_get_version: dpni_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, dflt_dpni->dpni_id); err_create: err_prepare_cfg: free(dflt_dpni); err_calloc: return err; } static int dpni_exit(void) { int err; err = dpni_destroy(dflt_mc_io, dflt_dprc_handle, MC_CMD_NO_FLAGS, dflt_dpni->dpni_id); if (err < 0) { printf("dpni_destroy() failed: %d\n", err); goto err; } #ifdef DEBUG printf("Exit: DPNI id=0x%d\n", dflt_dpni->dpni_id); #endif if (dflt_dpni) free(dflt_dpni); return 0; err: return err; } static int mc_init_object(void) { int err = 0; err = dprc_init(); if (err < 0) { printf("dprc_init() failed: %d\n", err); goto err; } err = dpbp_init(); if (err < 0) { printf("dpbp_init() failed: %d\n", err); goto err; } err = dpio_init(); if (err < 0) { printf("dpio_init() failed: %d\n", err); goto err; } err = dpni_init(); if (err < 0) { printf("dpni_init() failed: %d\n", err); goto err; } return 0; err: return err; } int fsl_mc_ldpaa_exit(bd_t *bd) { int err = 0; bool is_dpl_apply_status = false; bool mc_boot_status = false; if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) { err = mc_apply_dpl(mc_lazy_dpl_addr); if (!err) fdt_fixup_board_enet(working_fdt); mc_lazy_dpl_addr = 0; } if (!get_mc_boot_status()) mc_boot_status = true; /* MC is not loaded intentionally, So return success. */ if (bd && !mc_boot_status) return 0; /* If DPL is deployed, set is_dpl_apply_status as TRUE. */ if (!get_dpl_apply_status()) is_dpl_apply_status = true; /* * For case MC is loaded but DPL is not deployed, return success and * print message on console. Else FDT fix-up code execution hanged. */ if (bd && mc_boot_status && !is_dpl_apply_status) { printf("fsl-mc: DPL not deployed, DPAA2 ethernet not work\n"); goto mc_obj_cleanup; } if (bd && mc_boot_status && is_dpl_apply_status) return 0; mc_obj_cleanup: err = dpbp_exit(); if (err < 0) { printf("dpbp_exit() failed: %d\n", err); goto err; } err = dpio_exit(); if (err < 0) { printf("dpio_exit() failed: %d\n", err); goto err; } err = dpni_exit(); if (err < 0) { printf("dpni_exit() failed: %d\n", err); goto err; } err = dprc_exit(); if (err < 0) { printf("dprc_exit() failed: %d\n", err); goto err; } return 0; err: return err; } static int do_fsl_mc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { int err = 0; if (argc < 3) goto usage; switch (argv[1][0]) { case 's': { char sub_cmd; u64 mc_fw_addr, mc_dpc_addr; #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET u64 aiop_fw_addr; #endif sub_cmd = argv[2][0]; switch (sub_cmd) { case 'm': if (argc < 5) goto usage; if (get_mc_boot_status() == 0) { printf("fsl-mc: MC is already booted"); printf("\n"); return err; } mc_fw_addr = simple_strtoull(argv[3], NULL, 16); mc_dpc_addr = simple_strtoull(argv[4], NULL, 16); if (!mc_init(mc_fw_addr, mc_dpc_addr)) err = mc_init_object(); break; #ifdef CONFIG_SYS_LS_MC_DRAM_AIOP_IMG_OFFSET case 'a': if (argc < 4) goto usage; if (get_aiop_apply_status() == 0) { printf("fsl-mc: AIOP FW is already"); printf(" applied\n"); return err; } aiop_fw_addr = simple_strtoull(argv[3], NULL, 16); /* if SoC doesn't have AIOP, err = -ENODEV */ err = load_mc_aiop_img(aiop_fw_addr); if (!err) printf("fsl-mc: AIOP FW applied\n"); break; #endif default: printf("Invalid option: %s\n", argv[2]); goto usage; break; } } break; case 'l': case 'a': { u64 mc_dpl_addr; if (argc < 4) goto usage; if (get_dpl_apply_status() == 0) { printf("fsl-mc: DPL already applied\n"); return err; } mc_dpl_addr = simple_strtoull(argv[3], NULL, 16); if (get_mc_boot_status() != 0) { printf("fsl-mc: Deploying data path layout .."); printf("ERROR (MC is not booted)\n"); return -ENODEV; } if (argv[1][0] == 'l') { /* * We will do the actual dpaa exit and dpl apply * later from announce_and_cleanup(). */ mc_lazy_dpl_addr = mc_dpl_addr; } else { /* The user wants it applied now */ if (!fsl_mc_ldpaa_exit(NULL)) err = mc_apply_dpl(mc_dpl_addr); } break; } default: printf("Invalid option: %s\n", argv[1]); goto usage; break; } return err; usage: return CMD_RET_USAGE; } U_BOOT_CMD( fsl_mc, CONFIG_SYS_MAXARGS, 1, do_fsl_mc, "DPAA2 command to manage Management Complex (MC)", "start mc [FW_addr] [DPC_addr] - Start Management Complex\n" "fsl_mc apply DPL [DPL_addr] - Apply DPL file\n" "fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n" "fsl_mc start aiop [FW_addr] - Start AIOP\n" ); void mc_env_boot(void) { #if defined(CONFIG_FSL_MC_ENET) char *mc_boot_env_var; /* The MC may only be initialized in the reset PHY function * because otherwise U-Boot has not yet set up all the MAC * address info properly. Without MAC addresses, the MC code * can not properly initialize the DPC. */ mc_boot_env_var = env_get(MC_BOOT_ENV_VAR); if (mc_boot_env_var) run_command_list(mc_boot_env_var, -1, 0); #endif /* CONFIG_FSL_MC_ENET */ }