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 <amit@netxen.com>
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 27d20cb..e84a3ba 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -46,6 +46,7 @@
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 @@
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 @@
/* 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 @@
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 @@
}
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 @@
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 @@
}
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)
+ 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;
+
+ min_size = NX_FW_MIN_SIZE;
+ }
+
+ if (fw->size < min_size)
return -EINVAL;
- 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_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 @@
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 @@
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 @@
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 @@
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;
- }
+ } else {
+ rc = request_firmware(&adapter->fw,
+ fw_name[adapter->fw_type], &pdev->dev);
+ if (rc != 0)
+ goto next;
- rc = netxen_validate_firmware(adapter, fw_name[fw_type]);
- if (rc != 0) {
- release_firmware(adapter->fw);
-
- if (fw_type == NX_P3_MN_ROMIMAGE) {
+ 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;
}