From f50330f90b9aa42b7058650ce66b85f1b443ab11 Mon Sep 17 00:00:00 2001 From: Amit Kumar Salecha Date: Sat, 24 Oct 2009 16:03:58 +0000 Subject: [PATCH] netxen: support for new firmware file format Add support for extracting firmware from a unified file format which embeds firmware images for all chip revisions. Fallback to orginal file formats if new image is not found. Signed-off-by: Amit Kumar Salecha Signed-off-by: Dhananjay Phadke Signed-off-by: David S. Miller --- drivers/net/netxen/netxen_nic.h | 34 ++- drivers/net/netxen/netxen_nic_init.c | 307 +++++++++++++++++++++------ 2 files changed, 278 insertions(+), 63 deletions(-) diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index e98cfa6baa8f..5ba923bd9d77 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -421,6 +421,34 @@ struct status_desc { __le64 status_desc_data[2]; } __attribute__ ((aligned(16))); +/* UNIFIED ROMIMAGE *************************/ +#define NX_UNI_FW_MIN_SIZE 0x3eb000 +#define NX_UNI_DIR_SECT_PRODUCT_TBL 0x0 +#define NX_UNI_DIR_SECT_BOOTLD 0x6 +#define NX_UNI_DIR_SECT_FW 0x7 + +/*Offsets */ +#define NX_UNI_CHIP_REV_OFF 10 +#define NX_UNI_FLAGS_OFF 11 +#define NX_UNI_BIOS_VERSION_OFF 12 +#define NX_UNI_BOOTLD_IDX_OFF 27 +#define NX_UNI_FIRMWARE_IDX_OFF 29 + +struct uni_table_desc{ + uint32_t findex; + uint32_t num_entries; + uint32_t entry_size; + uint32_t reserved[5]; +}; + +struct uni_data_desc{ + uint32_t findex; + uint32_t size; + uint32_t reserved[5]; +}; + +/* UNIFIED ROMIMAGE *************************/ + /* The version of the main data structure */ #define NETXEN_BDINFO_VERSION 1 @@ -487,7 +515,9 @@ struct status_desc { #define NX_P2_MN_ROMIMAGE 0 #define NX_P3_CT_ROMIMAGE 1 #define NX_P3_MN_ROMIMAGE 2 -#define NX_FLASH_ROMIMAGE 3 +#define NX_UNIFIED_ROMIMAGE 3 +#define NX_FLASH_ROMIMAGE 4 +#define NX_UNKNOWN_ROMIMAGE 0xff extern char netxen_nic_driver_name[]; @@ -1210,7 +1240,7 @@ struct netxen_adapter { nx_nic_intr_coalesce_t coal; unsigned long state; - u32 resv5; + __le32 file_prd_off; /*File fw product offset*/ u32 fw_version; const struct firmware *fw; }; diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 27d20cbae0aa..e84a3bae779b 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -46,6 +46,7 @@ static unsigned int crb_addr_xform[NETXEN_MAX_CRB_XFORM]; static void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, struct nx_host_rds_ring *rds_ring); +static int netxen_p3_has_mn(struct netxen_adapter *adapter); static void crb_addr_transform_setup(void) { @@ -589,6 +590,172 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter) return 0; } +static struct uni_table_desc *nx_get_table_desc(const u8 *unirom, int section) +{ + uint32_t i; + struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; + __le32 entries = cpu_to_le32(directory->num_entries); + + for (i = 0; i < entries; i++) { + + __le32 offs = cpu_to_le32(directory->findex) + + (i * cpu_to_le32(directory->entry_size)); + __le32 tab_type = cpu_to_le32(*((u32 *)&unirom[offs] + 8)); + + if (tab_type == section) + return (struct uni_table_desc *) &unirom[offs]; + } + + return NULL; +} + +static int +nx_set_product_offs(struct netxen_adapter *adapter) +{ + struct uni_table_desc *ptab_descr; + const u8 *unirom = adapter->fw->data; + uint32_t i; + __le32 entries; + + ptab_descr = nx_get_table_desc(unirom, NX_UNI_DIR_SECT_PRODUCT_TBL); + if (ptab_descr == NULL) + return -1; + + entries = cpu_to_le32(ptab_descr->num_entries); + + for (i = 0; i < entries; i++) { + + __le32 flags, file_chiprev, offs; + u8 chiprev = adapter->ahw.revision_id; + int mn_present = netxen_p3_has_mn(adapter); + uint32_t flagbit; + + offs = cpu_to_le32(ptab_descr->findex) + + (i * cpu_to_le32(ptab_descr->entry_size)); + flags = cpu_to_le32(*((int *)&unirom[offs] + NX_UNI_FLAGS_OFF)); + file_chiprev = cpu_to_le32(*((int *)&unirom[offs] + + NX_UNI_CHIP_REV_OFF)); + + flagbit = mn_present ? 1 : 2; + + if ((chiprev == file_chiprev) && + ((1ULL << flagbit) & flags)) { + adapter->file_prd_off = offs; + return 0; + } + } + + return -1; +} + + +static struct uni_data_desc *nx_get_data_desc(struct netxen_adapter *adapter, + u32 section, u32 idx_offset) +{ + const u8 *unirom = adapter->fw->data; + int idx = cpu_to_le32(*((int *)&unirom[adapter->file_prd_off] + + idx_offset)); + struct uni_table_desc *tab_desc; + __le32 offs; + + tab_desc = nx_get_table_desc(unirom, section); + + if (tab_desc == NULL) + return NULL; + + offs = cpu_to_le32(tab_desc->findex) + + (cpu_to_le32(tab_desc->entry_size) * idx); + + return (struct uni_data_desc *)&unirom[offs]; +} + +static u8 * +nx_get_bootld_offs(struct netxen_adapter *adapter) +{ + u32 offs = NETXEN_BOOTLD_START; + + if (adapter->fw_type == NX_UNIFIED_ROMIMAGE) + offs = cpu_to_le32((nx_get_data_desc(adapter, + NX_UNI_DIR_SECT_BOOTLD, + NX_UNI_BOOTLD_IDX_OFF))->findex); + + return (u8 *)&adapter->fw->data[offs]; +} + +static u8 * +nx_get_fw_offs(struct netxen_adapter *adapter) +{ + u32 offs = NETXEN_IMAGE_START; + + if (adapter->fw_type == NX_UNIFIED_ROMIMAGE) + offs = cpu_to_le32((nx_get_data_desc(adapter, + NX_UNI_DIR_SECT_FW, + NX_UNI_FIRMWARE_IDX_OFF))->findex); + + return (u8 *)&adapter->fw->data[offs]; +} + +static __le32 +nx_get_fw_size(struct netxen_adapter *adapter) +{ + if (adapter->fw_type == NX_UNIFIED_ROMIMAGE) + return cpu_to_le32((nx_get_data_desc(adapter, + NX_UNI_DIR_SECT_FW, + NX_UNI_FIRMWARE_IDX_OFF))->size); + else + return cpu_to_le32( + *(u32 *)&adapter->fw->data[NX_FW_SIZE_OFFSET]); +} + +static __le32 +nx_get_fw_version(struct netxen_adapter *adapter) +{ + struct uni_data_desc *fw_data_desc; + const struct firmware *fw = adapter->fw; + __le32 major, minor, sub; + const u8 *ver_str; + int i, ret = 0; + + if (adapter->fw_type == NX_UNIFIED_ROMIMAGE) { + + fw_data_desc = nx_get_data_desc(adapter, + NX_UNI_DIR_SECT_FW, NX_UNI_FIRMWARE_IDX_OFF); + ver_str = fw->data + cpu_to_le32(fw_data_desc->findex) + + cpu_to_le32(fw_data_desc->size) - 17; + + for (i = 0; i < 12; i++) { + if (!strncmp(&ver_str[i], "REV=", 4)) { + ret = sscanf(&ver_str[i+4], "%u.%u.%u ", + &major, &minor, &sub); + break; + } + } + + if (ret != 3) + return 0; + + return major + (minor << 8) + (sub << 16); + + } else + return cpu_to_le32(*(u32 *)&fw->data[NX_FW_VERSION_OFFSET]); +} + +static __le32 +nx_get_bios_version(struct netxen_adapter *adapter) +{ + const struct firmware *fw = adapter->fw; + __le32 bios_ver, prd_off = adapter->file_prd_off; + + if (adapter->fw_type == NX_UNIFIED_ROMIMAGE) { + bios_ver = cpu_to_le32(*((u32 *) (&fw->data[prd_off]) + + NX_UNI_BIOS_VERSION_OFF)); + return (bios_ver << 24) + ((bios_ver >> 8) & 0xff00) + + (bios_ver >> 24); + } else + return cpu_to_le32(*(u32 *)&fw->data[NX_BIOS_VERSION_OFFSET]); + +} + int netxen_need_fw_reset(struct netxen_adapter *adapter) { @@ -628,9 +795,8 @@ netxen_need_fw_reset(struct netxen_adapter *adapter) /* check if we have got newer or different file firmware */ if (adapter->fw) { - const struct firmware *fw = adapter->fw; + val = nx_get_fw_version(adapter); - val = cpu_to_le32(*(u32 *)&fw->data[NX_FW_VERSION_OFFSET]); version = NETXEN_DECODE_VERSION(val); major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR); @@ -640,7 +806,8 @@ netxen_need_fw_reset(struct netxen_adapter *adapter) if (version > NETXEN_VERSION_CODE(major, minor, build)) return 1; - if (version == NETXEN_VERSION_CODE(major, minor, build)) { + if (version == NETXEN_VERSION_CODE(major, minor, build) && + adapter->fw_type != NX_UNIFIED_ROMIMAGE) { val = NXRD32(adapter, NETXEN_MIU_MN_CONTROL); fw_type = (val & 0x4) ? @@ -655,7 +822,7 @@ netxen_need_fw_reset(struct netxen_adapter *adapter) } static char *fw_name[] = { - "nxromimg.bin", "nx3fwct.bin", "nx3fwmn.bin", "flash", + "nxromimg.bin", "nx3fwct.bin", "nx3fwmn.bin", "phanfw.bin", "flash", }; int @@ -677,22 +844,21 @@ netxen_load_firmware(struct netxen_adapter *adapter) size = (NETXEN_IMAGE_START - NETXEN_BOOTLD_START) / 8; - ptr64 = (u64 *)&fw->data[NETXEN_BOOTLD_START]; + ptr64 = (u64 *)nx_get_bootld_offs(adapter); flashaddr = NETXEN_BOOTLD_START; for (i = 0; i < size; i++) { data = cpu_to_le64(ptr64[i]); - if (adapter->pci_mem_write(adapter, - flashaddr, data)) + + if (adapter->pci_mem_write(adapter, flashaddr, data)) return -EIO; flashaddr += 8; } - size = *(u32 *)&fw->data[NX_FW_SIZE_OFFSET]; - size = (__force u32)cpu_to_le32(size) / 8; + size = (__force u32)nx_get_fw_size(adapter) / 8; - ptr64 = (u64 *)&fw->data[NETXEN_IMAGE_START]; + ptr64 = (u64 *)nx_get_fw_offs(adapter); flashaddr = NETXEN_IMAGE_START; for (i = 0; i < size; i++) { @@ -745,21 +911,31 @@ netxen_load_firmware(struct netxen_adapter *adapter) } static int -netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname) +netxen_validate_firmware(struct netxen_adapter *adapter) { __le32 val; - u32 ver, min_ver, bios; + u32 ver, min_ver, bios, min_size; struct pci_dev *pdev = adapter->pdev; const struct firmware *fw = adapter->fw; + u8 fw_type = adapter->fw_type; - if (fw->size < NX_FW_MIN_SIZE) - return -EINVAL; + if (fw_type == NX_UNIFIED_ROMIMAGE) { + if (nx_set_product_offs(adapter)) + return -EINVAL; + + min_size = NX_UNI_FW_MIN_SIZE; + } else { + val = cpu_to_le32(*(u32 *)&fw->data[NX_FW_MAGIC_OFFSET]); + if ((__force u32)val != NETXEN_BDINFO_MAGIC) + return -EINVAL; - val = cpu_to_le32(*(u32 *)&fw->data[NX_FW_MAGIC_OFFSET]); - if ((__force u32)val != NETXEN_BDINFO_MAGIC) + min_size = NX_FW_MIN_SIZE; + } + + if (fw->size < min_size) return -EINVAL; - val = cpu_to_le32(*(u32 *)&fw->data[NX_FW_VERSION_OFFSET]); + val = nx_get_fw_version(adapter); if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) min_ver = NETXEN_VERSION_CODE(4, 0, 216); @@ -771,15 +947,15 @@ netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname) if ((_major(ver) > _NETXEN_NIC_LINUX_MAJOR) || (ver < min_ver)) { dev_err(&pdev->dev, "%s: firmware version %d.%d.%d unsupported\n", - fwname, _major(ver), _minor(ver), _build(ver)); + fw_name[fw_type], _major(ver), _minor(ver), _build(ver)); return -EINVAL; } - val = cpu_to_le32(*(u32 *)&fw->data[NX_BIOS_VERSION_OFFSET]); + val = nx_get_bios_version(adapter); netxen_rom_fast_read(adapter, NX_BIOS_VERSION_OFFSET, (int *)&bios); if ((__force u32)val != bios) { dev_err(&pdev->dev, "%s: firmware bios is incompatible\n", - fwname); + fw_name[fw_type]); return -EINVAL; } @@ -790,7 +966,7 @@ netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname) val = NETXEN_DECODE_VERSION(val); if (val > ver) { dev_info(&pdev->dev, "%s: firmware is older than flash\n", - fwname); + fw_name[fw_type]); return -EINVAL; } @@ -798,6 +974,41 @@ netxen_validate_firmware(struct netxen_adapter *adapter, const char *fwname) return 0; } +static void +nx_get_next_fwtype(struct netxen_adapter *adapter) +{ + u8 fw_type; + + switch (adapter->fw_type) { + case NX_UNKNOWN_ROMIMAGE: + fw_type = NX_UNIFIED_ROMIMAGE; + break; + + case NX_UNIFIED_ROMIMAGE: + if (NX_IS_REVISION_P3P(adapter->ahw.revision_id)) + fw_type = NX_FLASH_ROMIMAGE; + else if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) + fw_type = NX_P2_MN_ROMIMAGE; + else if (netxen_p3_has_mn(adapter)) + fw_type = NX_P3_MN_ROMIMAGE; + else + fw_type = NX_P3_CT_ROMIMAGE; + break; + + case NX_P3_MN_ROMIMAGE: + fw_type = NX_P3_CT_ROMIMAGE; + break; + + case NX_P2_MN_ROMIMAGE: + case NX_P3_CT_ROMIMAGE: + default: + fw_type = NX_FLASH_ROMIMAGE; + break; + } + + adapter->fw_type = fw_type; +} + static int netxen_p3_has_mn(struct netxen_adapter *adapter) { @@ -819,55 +1030,29 @@ netxen_p3_has_mn(struct netxen_adapter *adapter) void netxen_request_firmware(struct netxen_adapter *adapter) { - u8 fw_type; struct pci_dev *pdev = adapter->pdev; int rc = 0; - if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { - fw_type = NX_P2_MN_ROMIMAGE; - goto request_fw; - } + adapter->fw_type = NX_UNKNOWN_ROMIMAGE; - if (NX_IS_REVISION_P3P(adapter->ahw.revision_id)) { - /* No file firmware for the time being */ - fw_type = NX_FLASH_ROMIMAGE; - goto done; - } +next: + nx_get_next_fwtype(adapter); - fw_type = netxen_p3_has_mn(adapter) ? - NX_P3_MN_ROMIMAGE : NX_P3_CT_ROMIMAGE; - -request_fw: - rc = request_firmware(&adapter->fw, fw_name[fw_type], &pdev->dev); - if (rc != 0) { - if (fw_type == NX_P3_MN_ROMIMAGE) { - msleep(1); - fw_type = NX_P3_CT_ROMIMAGE; - goto request_fw; - } - - fw_type = NX_FLASH_ROMIMAGE; + if (adapter->fw_type == NX_FLASH_ROMIMAGE) { adapter->fw = NULL; - goto done; - } - - rc = netxen_validate_firmware(adapter, fw_name[fw_type]); - if (rc != 0) { - release_firmware(adapter->fw); - - if (fw_type == NX_P3_MN_ROMIMAGE) { + } else { + rc = request_firmware(&adapter->fw, + fw_name[adapter->fw_type], &pdev->dev); + if (rc != 0) + goto next; + + rc = netxen_validate_firmware(adapter); + if (rc != 0) { + release_firmware(adapter->fw); msleep(1); - fw_type = NX_P3_CT_ROMIMAGE; - goto request_fw; + goto next; } - - fw_type = NX_FLASH_ROMIMAGE; - adapter->fw = NULL; - goto done; } - -done: - adapter->fw_type = fw_type; } -- 2.34.1