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path: root/drivers/scsi/qla2xxx/qla_sup.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_sup.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_sup.c348
1 files changed, 347 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index 15390ad87456..ff1dd4175a7f 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -611,7 +611,6 @@ qla24xx_write_flash_data(scsi_qla_host_t *ha, uint32_t *dwptr, uint32_t faddr,
flash_conf_to_access_addr(0x0339),
(fdata & 0xff00) | ((fdata << 16) &
0xff0000) | ((fdata >> 16) & 0xff));
- fdata = (faddr & sec_mask) << 2;
ret = qla24xx_write_flash_dword(ha, conf_addr,
(fdata & 0xff00) |((fdata << 16) &
0xff0000) | ((fdata >> 16) & 0xff));
@@ -1383,6 +1382,29 @@ qla2x00_get_flash_manufacturer(scsi_qla_host_t *ha, uint8_t *man_id,
qla2x00_write_flash_byte(ha, 0x5555, 0xf0);
}
+static void
+qla2x00_read_flash_data(scsi_qla_host_t *ha, uint8_t *tmp_buf, uint32_t saddr,
+ uint32_t length)
+{
+ struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
+ uint32_t midpoint, ilength;
+ uint8_t data;
+
+ midpoint = length / 2;
+
+ WRT_REG_WORD(&reg->nvram, 0);
+ RD_REG_WORD(&reg->nvram);
+ for (ilength = 0; ilength < length; saddr++, ilength++, tmp_buf++) {
+ if (ilength == midpoint) {
+ WRT_REG_WORD(&reg->nvram, NVR_SELECT);
+ RD_REG_WORD(&reg->nvram);
+ }
+ data = qla2x00_read_flash_byte(ha, saddr);
+ if (saddr % 100)
+ udelay(10);
+ *tmp_buf = data;
+ }
+}
static inline void
qla2x00_suspend_hba(struct scsi_qla_host *ha)
@@ -1722,3 +1744,327 @@ qla24xx_write_optrom_data(struct scsi_qla_host *ha, uint8_t *buf,
return rval;
}
+
+/**
+ * qla2x00_get_fcode_version() - Determine an FCODE image's version.
+ * @ha: HA context
+ * @pcids: Pointer to the FCODE PCI data structure
+ *
+ * The process of retrieving the FCODE version information is at best
+ * described as interesting.
+ *
+ * Within the first 100h bytes of the image an ASCII string is present
+ * which contains several pieces of information including the FCODE
+ * version. Unfortunately it seems the only reliable way to retrieve
+ * the version is by scanning for another sentinel within the string,
+ * the FCODE build date:
+ *
+ * ... 2.00.02 10/17/02 ...
+ *
+ * Returns QLA_SUCCESS on successful retrieval of version.
+ */
+static void
+qla2x00_get_fcode_version(scsi_qla_host_t *ha, uint32_t pcids)
+{
+ int ret = QLA_FUNCTION_FAILED;
+ uint32_t istart, iend, iter, vend;
+ uint8_t do_next, rbyte, *vbyte;
+
+ memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
+
+ /* Skip the PCI data structure. */
+ istart = pcids +
+ ((qla2x00_read_flash_byte(ha, pcids + 0x0B) << 8) |
+ qla2x00_read_flash_byte(ha, pcids + 0x0A));
+ iend = istart + 0x100;
+ do {
+ /* Scan for the sentinel date string...eeewww. */
+ do_next = 0;
+ iter = istart;
+ while ((iter < iend) && !do_next) {
+ iter++;
+ if (qla2x00_read_flash_byte(ha, iter) == '/') {
+ if (qla2x00_read_flash_byte(ha, iter + 2) ==
+ '/')
+ do_next++;
+ else if (qla2x00_read_flash_byte(ha,
+ iter + 3) == '/')
+ do_next++;
+ }
+ }
+ if (!do_next)
+ break;
+
+ /* Backtrack to previous ' ' (space). */
+ do_next = 0;
+ while ((iter > istart) && !do_next) {
+ iter--;
+ if (qla2x00_read_flash_byte(ha, iter) == ' ')
+ do_next++;
+ }
+ if (!do_next)
+ break;
+
+ /*
+ * Mark end of version tag, and find previous ' ' (space) or
+ * string length (recent FCODE images -- major hack ahead!!!).
+ */
+ vend = iter - 1;
+ do_next = 0;
+ while ((iter > istart) && !do_next) {
+ iter--;
+ rbyte = qla2x00_read_flash_byte(ha, iter);
+ if (rbyte == ' ' || rbyte == 0xd || rbyte == 0x10)
+ do_next++;
+ }
+ if (!do_next)
+ break;
+
+ /* Mark beginning of version tag, and copy data. */
+ iter++;
+ if ((vend - iter) &&
+ ((vend - iter) < sizeof(ha->fcode_revision))) {
+ vbyte = ha->fcode_revision;
+ while (iter <= vend) {
+ *vbyte++ = qla2x00_read_flash_byte(ha, iter);
+ iter++;
+ }
+ ret = QLA_SUCCESS;
+ }
+ } while (0);
+
+ if (ret != QLA_SUCCESS)
+ memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
+}
+
+int
+qla2x00_get_flash_version(scsi_qla_host_t *ha, void *mbuf)
+{
+ int ret = QLA_SUCCESS;
+ uint8_t code_type, last_image;
+ uint32_t pcihdr, pcids;
+ uint8_t *dbyte;
+ uint16_t *dcode;
+
+ if (!ha->pio_address || !mbuf)
+ return QLA_FUNCTION_FAILED;
+
+ memset(ha->bios_revision, 0, sizeof(ha->bios_revision));
+ memset(ha->efi_revision, 0, sizeof(ha->efi_revision));
+ memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
+ memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
+
+ qla2x00_flash_enable(ha);
+
+ /* Begin with first PCI expansion ROM header. */
+ pcihdr = 0;
+ last_image = 1;
+ do {
+ /* Verify PCI expansion ROM header. */
+ if (qla2x00_read_flash_byte(ha, pcihdr) != 0x55 ||
+ qla2x00_read_flash_byte(ha, pcihdr + 0x01) != 0xaa) {
+ /* No signature */
+ DEBUG2(printk("scsi(%ld): No matching ROM "
+ "signature.\n", ha->host_no));
+ ret = QLA_FUNCTION_FAILED;
+ break;
+ }
+
+ /* Locate PCI data structure. */
+ pcids = pcihdr +
+ ((qla2x00_read_flash_byte(ha, pcihdr + 0x19) << 8) |
+ qla2x00_read_flash_byte(ha, pcihdr + 0x18));
+
+ /* Validate signature of PCI data structure. */
+ if (qla2x00_read_flash_byte(ha, pcids) != 'P' ||
+ qla2x00_read_flash_byte(ha, pcids + 0x1) != 'C' ||
+ qla2x00_read_flash_byte(ha, pcids + 0x2) != 'I' ||
+ qla2x00_read_flash_byte(ha, pcids + 0x3) != 'R') {
+ /* Incorrect header. */
+ DEBUG2(printk("%s(): PCI data struct not found "
+ "pcir_adr=%x.\n", __func__, pcids));
+ ret = QLA_FUNCTION_FAILED;
+ break;
+ }
+
+ /* Read version */
+ code_type = qla2x00_read_flash_byte(ha, pcids + 0x14);
+ switch (code_type) {
+ case ROM_CODE_TYPE_BIOS:
+ /* Intel x86, PC-AT compatible. */
+ ha->bios_revision[0] =
+ qla2x00_read_flash_byte(ha, pcids + 0x12);
+ ha->bios_revision[1] =
+ qla2x00_read_flash_byte(ha, pcids + 0x13);
+ DEBUG3(printk("%s(): read BIOS %d.%d.\n", __func__,
+ ha->bios_revision[1], ha->bios_revision[0]));
+ break;
+ case ROM_CODE_TYPE_FCODE:
+ /* Open Firmware standard for PCI (FCode). */
+ /* Eeeewww... */
+ qla2x00_get_fcode_version(ha, pcids);
+ break;
+ case ROM_CODE_TYPE_EFI:
+ /* Extensible Firmware Interface (EFI). */
+ ha->efi_revision[0] =
+ qla2x00_read_flash_byte(ha, pcids + 0x12);
+ ha->efi_revision[1] =
+ qla2x00_read_flash_byte(ha, pcids + 0x13);
+ DEBUG3(printk("%s(): read EFI %d.%d.\n", __func__,
+ ha->efi_revision[1], ha->efi_revision[0]));
+ break;
+ default:
+ DEBUG2(printk("%s(): Unrecognized code type %x at "
+ "pcids %x.\n", __func__, code_type, pcids));
+ break;
+ }
+
+ last_image = qla2x00_read_flash_byte(ha, pcids + 0x15) & BIT_7;
+
+ /* Locate next PCI expansion ROM. */
+ pcihdr += ((qla2x00_read_flash_byte(ha, pcids + 0x11) << 8) |
+ qla2x00_read_flash_byte(ha, pcids + 0x10)) * 512;
+ } while (!last_image);
+
+ if (IS_QLA2322(ha)) {
+ /* Read firmware image information. */
+ memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
+ dbyte = mbuf;
+ memset(dbyte, 0, 8);
+ dcode = (uint16_t *)dbyte;
+
+ qla2x00_read_flash_data(ha, dbyte, FA_RISC_CODE_ADDR * 4 + 10,
+ 8);
+ DEBUG3(printk("%s(%ld): dumping fw ver from flash:\n",
+ __func__, ha->host_no));
+ DEBUG3(qla2x00_dump_buffer((uint8_t *)dbyte, 8));
+
+ if ((dcode[0] == 0xffff && dcode[1] == 0xffff &&
+ dcode[2] == 0xffff && dcode[3] == 0xffff) ||
+ (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
+ dcode[3] == 0)) {
+ DEBUG2(printk("%s(): Unrecognized fw revision at "
+ "%x.\n", __func__, FA_RISC_CODE_ADDR * 4));
+ } else {
+ /* values are in big endian */
+ ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1];
+ ha->fw_revision[1] = dbyte[2] << 16 | dbyte[3];
+ ha->fw_revision[2] = dbyte[4] << 16 | dbyte[5];
+ }
+ }
+
+ qla2x00_flash_disable(ha);
+
+ return ret;
+}
+
+int
+qla24xx_get_flash_version(scsi_qla_host_t *ha, void *mbuf)
+{
+ int ret = QLA_SUCCESS;
+ uint32_t pcihdr, pcids;
+ uint32_t *dcode;
+ uint8_t *bcode;
+ uint8_t code_type, last_image;
+ int i;
+
+ if (!mbuf)
+ return QLA_FUNCTION_FAILED;
+
+ memset(ha->bios_revision, 0, sizeof(ha->bios_revision));
+ memset(ha->efi_revision, 0, sizeof(ha->efi_revision));
+ memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));
+ memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
+
+ dcode = mbuf;
+
+ /* Begin with first PCI expansion ROM header. */
+ pcihdr = 0;
+ last_image = 1;
+ do {
+ /* Verify PCI expansion ROM header. */
+ qla24xx_read_flash_data(ha, dcode, pcihdr >> 2, 0x20);
+ bcode = mbuf + (pcihdr % 4);
+ if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa) {
+ /* No signature */
+ DEBUG2(printk("scsi(%ld): No matching ROM "
+ "signature.\n", ha->host_no));
+ ret = QLA_FUNCTION_FAILED;
+ break;
+ }
+
+ /* Locate PCI data structure. */
+ pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);
+
+ qla24xx_read_flash_data(ha, dcode, pcids >> 2, 0x20);
+ bcode = mbuf + (pcihdr % 4);
+
+ /* Validate signature of PCI data structure. */
+ if (bcode[0x0] != 'P' || bcode[0x1] != 'C' ||
+ bcode[0x2] != 'I' || bcode[0x3] != 'R') {
+ /* Incorrect header. */
+ DEBUG2(printk("%s(): PCI data struct not found "
+ "pcir_adr=%x.\n", __func__, pcids));
+ ret = QLA_FUNCTION_FAILED;
+ break;
+ }
+
+ /* Read version */
+ code_type = bcode[0x14];
+ switch (code_type) {
+ case ROM_CODE_TYPE_BIOS:
+ /* Intel x86, PC-AT compatible. */
+ ha->bios_revision[0] = bcode[0x12];
+ ha->bios_revision[1] = bcode[0x13];
+ DEBUG3(printk("%s(): read BIOS %d.%d.\n", __func__,
+ ha->bios_revision[1], ha->bios_revision[0]));
+ break;
+ case ROM_CODE_TYPE_FCODE:
+ /* Open Firmware standard for PCI (FCode). */
+ ha->fcode_revision[0] = bcode[0x12];
+ ha->fcode_revision[1] = bcode[0x13];
+ DEBUG3(printk("%s(): read FCODE %d.%d.\n", __func__,
+ ha->fcode_revision[1], ha->fcode_revision[0]));
+ break;
+ case ROM_CODE_TYPE_EFI:
+ /* Extensible Firmware Interface (EFI). */
+ ha->efi_revision[0] = bcode[0x12];
+ ha->efi_revision[1] = bcode[0x13];
+ DEBUG3(printk("%s(): read EFI %d.%d.\n", __func__,
+ ha->efi_revision[1], ha->efi_revision[0]));
+ break;
+ default:
+ DEBUG2(printk("%s(): Unrecognized code type %x at "
+ "pcids %x.\n", __func__, code_type, pcids));
+ break;
+ }
+
+ last_image = bcode[0x15] & BIT_7;
+
+ /* Locate next PCI expansion ROM. */
+ pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;
+ } while (!last_image);
+
+ /* Read firmware image information. */
+ memset(ha->fw_revision, 0, sizeof(ha->fw_revision));
+ dcode = mbuf;
+
+ qla24xx_read_flash_data(ha, dcode, FA_RISC_CODE_ADDR + 4, 4);
+ for (i = 0; i < 4; i++)
+ dcode[i] = be32_to_cpu(dcode[i]);
+
+ if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
+ dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
+ (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
+ dcode[3] == 0)) {
+ DEBUG2(printk("%s(): Unrecognized fw version at %x.\n",
+ __func__, FA_RISC_CODE_ADDR));
+ } else {
+ ha->fw_revision[0] = dcode[0];
+ ha->fw_revision[1] = dcode[1];
+ ha->fw_revision[2] = dcode[2];
+ ha->fw_revision[3] = dcode[3];
+ }
+
+ return ret;
+}
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