[SCSI] advansys: Create AdvLoadMicrocode
Split AdvLoadMicrocode out of AdvInitAsc3550Driver, AdvInitAsc38C0800Driver and AdvInitAsc38C1600Driver. Signed-off-by: Matthew Wilcox <matthew@wil.cx> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Matthew Wilcox
James Bottomley
Родитель
a9f4a59a94
Коммит
b9d9661400
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@ -12931,6 +12931,78 @@ static void AdvBuildCarrierFreelist(struct adv_dvc_var *asc_dvc)
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} while (buf_size > 0);
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}
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/*
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* Load the Microcode
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*
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* Write the microcode image to RISC memory starting at address 0.
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*
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* The microcode is stored compressed in the following format:
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*
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* 254 word (508 byte) table indexed by byte code followed
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* by the following byte codes:
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*
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* 1-Byte Code:
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* 00: Emit word 0 in table.
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* 01: Emit word 1 in table.
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* .
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* FD: Emit word 253 in table.
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*
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* Multi-Byte Code:
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* FE WW WW: (3 byte code) Word to emit is the next word WW WW.
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* FF BB WW WW: (4 byte code) Emit BB count times next word WW WW.
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*
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* Returns 0 or an error if the checksum doesn't match
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*/
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static int AdvLoadMicrocode(AdvPortAddr iop_base, unsigned char *buf, int size,
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int memsize, int chksum)
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{
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int i, j, end, len = 0;
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ADV_DCNT sum;
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AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
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for (i = 253 * 2; i < size; i++) {
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if (buf[i] == 0xff) {
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unsigned short word = (buf[i + 3] << 8) | buf[i + 2];
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for (j = 0; j < buf[i + 1]; j++) {
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AdvWriteWordAutoIncLram(iop_base, word);
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len += 2;
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}
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i += 3;
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} else if (buf[i] == 0xfe) {
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unsigned short word = (buf[i + 2] << 8) | buf[i + 1];
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AdvWriteWordAutoIncLram(iop_base, word);
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i += 2;
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len += 2;
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} else {
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unsigned char off = buf[i] * 2;
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unsigned short word = (buf[off + 1] << 8) | buf[off];
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AdvWriteWordAutoIncLram(iop_base, word);
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len += 2;
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}
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}
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end = len;
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while (len < memsize) {
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AdvWriteWordAutoIncLram(iop_base, 0);
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len += 2;
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}
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/* Verify the microcode checksum. */
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sum = 0;
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AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
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for (len = 0; len < end; len += 2) {
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sum += AdvReadWordAutoIncLram(iop_base);
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}
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if (sum != chksum)
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return ASC_IERR_MCODE_CHKSUM;
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return 0;
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}
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/*
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* Initialize the ASC-3550.
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*
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@ -12945,13 +13017,10 @@ static int AdvInitAsc3550Driver(ADV_DVC_VAR *asc_dvc)
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{
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AdvPortAddr iop_base;
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ushort warn_code;
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ADV_DCNT sum;
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int begin_addr;
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int end_addr;
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ushort code_sum;
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int word;
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int j;
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int adv_asc3550_expanded_size;
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int i;
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ushort scsi_cfg1;
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uchar tid;
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@ -12960,15 +13029,14 @@ static int AdvInitAsc3550Driver(ADV_DVC_VAR *asc_dvc)
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uchar max_cmd[ADV_MAX_TID + 1];
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/* If there is already an error, don't continue. */
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if (asc_dvc->err_code != 0) {
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if (asc_dvc->err_code != 0)
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return ADV_ERROR;
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}
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/*
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* The caller must set 'chip_type' to ADV_CHIP_ASC3550.
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*/
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if (asc_dvc->chip_type != ADV_CHIP_ASC3550) {
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asc_dvc->err_code |= ASC_IERR_BAD_CHIPTYPE;
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asc_dvc->err_code = ASC_IERR_BAD_CHIPTYPE;
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return ADV_ERROR;
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}
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@ -13012,84 +13080,11 @@ static int AdvInitAsc3550Driver(ADV_DVC_VAR *asc_dvc)
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max_cmd[tid]);
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}
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/*
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* Load the Microcode
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*
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* Write the microcode image to RISC memory starting at address 0.
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*/
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AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
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/* Assume the following compressed format of the microcode buffer:
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*
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* 254 word (508 byte) table indexed by byte code followed
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* by the following byte codes:
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*
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* 1-Byte Code:
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* 00: Emit word 0 in table.
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* 01: Emit word 1 in table.
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* .
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* FD: Emit word 253 in table.
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*
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* Multi-Byte Code:
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* FE WW WW: (3 byte code) Word to emit is the next word WW WW.
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* FF BB WW WW: (4 byte code) Emit BB count times next word WW WW.
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*/
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word = 0;
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for (i = 253 * 2; i < _adv_asc3550_size; i++) {
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if (_adv_asc3550_buf[i] == 0xff) {
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for (j = 0; j < _adv_asc3550_buf[i + 1]; j++) {
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AdvWriteWordAutoIncLram(iop_base, (((ushort)
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_adv_asc3550_buf
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[i +
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3] << 8) |
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_adv_asc3550_buf
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[i + 2]));
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word++;
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}
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i += 3;
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} else if (_adv_asc3550_buf[i] == 0xfe) {
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AdvWriteWordAutoIncLram(iop_base, (((ushort)
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_adv_asc3550_buf[i +
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2]
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<< 8) |
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_adv_asc3550_buf[i +
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1]));
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i += 2;
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word++;
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} else {
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AdvWriteWordAutoIncLram(iop_base, (((ushort)
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_adv_asc3550_buf[(_adv_asc3550_buf[i] * 2) + 1] << 8) | _adv_asc3550_buf[_adv_asc3550_buf[i] * 2]));
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word++;
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}
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}
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/*
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* Set 'word' for later use to clear the rest of memory and save
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* the expanded mcode size.
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*/
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word *= 2;
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adv_asc3550_expanded_size = word;
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/*
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* Clear the rest of ASC-3550 Internal RAM (8KB).
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*/
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for (; word < ADV_3550_MEMSIZE; word += 2) {
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AdvWriteWordAutoIncLram(iop_base, 0);
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}
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/*
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* Verify the microcode checksum.
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*/
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sum = 0;
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AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
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for (word = 0; word < adv_asc3550_expanded_size; word += 2) {
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sum += AdvReadWordAutoIncLram(iop_base);
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}
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if (sum != _adv_asc3550_chksum) {
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asc_dvc->err_code |= ASC_IERR_MCODE_CHKSUM;
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asc_dvc->err_code = AdvLoadMicrocode(iop_base, _adv_asc3550_buf,
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_adv_asc3550_size, ADV_3550_MEMSIZE,
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_adv_asc3550_chksum);
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if (asc_dvc->err_code)
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return ADV_ERROR;
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}
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/*
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* Restore the RISC memory BIOS region.
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@ -13460,13 +13455,10 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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{
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AdvPortAddr iop_base;
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ushort warn_code;
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ADV_DCNT sum;
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int begin_addr;
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int end_addr;
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ushort code_sum;
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int word;
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int j;
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int adv_asc38C0800_expanded_size;
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int i;
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ushort scsi_cfg1;
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uchar byte;
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@ -13476,9 +13468,8 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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uchar max_cmd[ADV_MAX_TID + 1];
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/* If there is already an error, don't continue. */
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if (asc_dvc->err_code != 0) {
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if (asc_dvc->err_code != 0)
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return ADV_ERROR;
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}
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/*
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* The caller must set 'chip_type' to ADV_CHIP_ASC38C0800.
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@ -13550,7 +13541,7 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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byte = AdvReadByteRegister(iop_base, IOPB_RAM_BIST);
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if ((byte & RAM_TEST_DONE) == 0
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|| (byte & 0x0F) != PRE_TEST_VALUE) {
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asc_dvc->err_code |= ASC_IERR_BIST_PRE_TEST;
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asc_dvc->err_code = ASC_IERR_BIST_PRE_TEST;
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return ADV_ERROR;
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}
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@ -13558,7 +13549,7 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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DvcSleepMilliSecond(10); /* Wait for 10ms before reading back. */
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if (AdvReadByteRegister(iop_base, IOPB_RAM_BIST)
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!= NORMAL_VALUE) {
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asc_dvc->err_code |= ASC_IERR_BIST_PRE_TEST;
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asc_dvc->err_code = ASC_IERR_BIST_PRE_TEST;
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return ADV_ERROR;
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}
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}
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@ -13577,99 +13568,18 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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if ((byte & RAM_TEST_DONE) == 0 || (byte & RAM_TEST_STATUS) != 0) {
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/* Get here if Done bit not set or Status not 0. */
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asc_dvc->bist_err_code = byte; /* for BIOS display message */
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asc_dvc->err_code |= ASC_IERR_BIST_RAM_TEST;
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asc_dvc->err_code = ASC_IERR_BIST_RAM_TEST;
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return ADV_ERROR;
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}
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/* We need to reset back to normal mode after LRAM test passes. */
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AdvWriteByteRegister(iop_base, IOPB_RAM_BIST, NORMAL_MODE);
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/*
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* Load the Microcode
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*
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* Write the microcode image to RISC memory starting at address 0.
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*
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*/
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AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
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/* Assume the following compressed format of the microcode buffer:
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*
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* 254 word (508 byte) table indexed by byte code followed
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* by the following byte codes:
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*
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* 1-Byte Code:
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* 00: Emit word 0 in table.
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* 01: Emit word 1 in table.
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* .
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* FD: Emit word 253 in table.
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*
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* Multi-Byte Code:
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* FE WW WW: (3 byte code) Word to emit is the next word WW WW.
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* FF BB WW WW: (4 byte code) Emit BB count times next word WW WW.
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*/
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word = 0;
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for (i = 253 * 2; i < _adv_asc38C0800_size; i++) {
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if (_adv_asc38C0800_buf[i] == 0xff) {
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for (j = 0; j < _adv_asc38C0800_buf[i + 1]; j++) {
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AdvWriteWordAutoIncLram(iop_base, (((ushort)
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_adv_asc38C0800_buf
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[i +
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3] << 8) |
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_adv_asc38C0800_buf
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[i + 2]));
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word++;
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}
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i += 3;
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} else if (_adv_asc38C0800_buf[i] == 0xfe) {
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AdvWriteWordAutoIncLram(iop_base, (((ushort)
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_adv_asc38C0800_buf
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[i +
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2] << 8) |
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_adv_asc38C0800_buf[i
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+
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1]));
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i += 2;
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word++;
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} else {
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AdvWriteWordAutoIncLram(iop_base, (((ushort)
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_adv_asc38C0800_buf[(_adv_asc38C0800_buf[i] * 2) + 1] << 8) | _adv_asc38C0800_buf[_adv_asc38C0800_buf[i] * 2]));
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word++;
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}
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}
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/*
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* Set 'word' for later use to clear the rest of memory and save
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* the expanded mcode size.
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*/
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word *= 2;
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adv_asc38C0800_expanded_size = word;
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/*
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* Clear the rest of ASC-38C0800 Internal RAM (16KB).
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*/
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for (; word < ADV_38C0800_MEMSIZE; word += 2) {
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AdvWriteWordAutoIncLram(iop_base, 0);
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}
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/*
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* Verify the microcode checksum.
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*/
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sum = 0;
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AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
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for (word = 0; word < adv_asc38C0800_expanded_size; word += 2) {
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sum += AdvReadWordAutoIncLram(iop_base);
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}
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ASC_DBG2(1, "AdvInitAsc38C0800Driver: word %d, i %d\n", word, i);
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ASC_DBG2(1,
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"AdvInitAsc38C0800Driver: sum 0x%lx, _adv_asc38C0800_chksum 0x%lx\n",
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(ulong)sum, (ulong)_adv_asc38C0800_chksum);
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if (sum != _adv_asc38C0800_chksum) {
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asc_dvc->err_code |= ASC_IERR_MCODE_CHKSUM;
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asc_dvc->err_code = AdvLoadMicrocode(iop_base, _adv_asc38C0800_buf,
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_adv_asc38C0800_size, ADV_38C0800_MEMSIZE,
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_adv_asc38C0800_chksum);
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if (asc_dvc->err_code)
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return ADV_ERROR;
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}
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/*
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* Restore the RISC memory BIOS region.
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@ -13807,16 +13717,18 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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}
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/*
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* All kind of combinations of devices attached to one of four connectors
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* are acceptable except HVD device attached. For example, LVD device can
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* be attached to SE connector while SE device attached to LVD connector.
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* If LVD device attached to SE connector, it only runs up to Ultra speed.
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* All kind of combinations of devices attached to one of four
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* connectors are acceptable except HVD device attached. For example,
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* LVD device can be attached to SE connector while SE device attached
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* to LVD connector. If LVD device attached to SE connector, it only
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* runs up to Ultra speed.
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*
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* If an HVD device is attached to one of LVD connectors, return an error.
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* However, there is no way to detect HVD device attached to SE connectors.
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* If an HVD device is attached to one of LVD connectors, return an
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* error. However, there is no way to detect HVD device attached to
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* SE connectors.
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*/
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if (scsi_cfg1 & HVD) {
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asc_dvc->err_code |= ASC_IERR_HVD_DEVICE;
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asc_dvc->err_code = ASC_IERR_HVD_DEVICE;
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return ADV_ERROR;
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}
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@ -13825,8 +13737,8 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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* set the termination value based on a table listed in a_condor.h.
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*
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* If manual termination was specified with an EEPROM setting then
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* 'termination' was set-up in AdvInitFrom38C0800EEPROM() and is ready to
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* be 'ored' into SCSI_CFG1.
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* 'termination' was set-up in AdvInitFrom38C0800EEPROM() and is ready
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* to be 'ored' into SCSI_CFG1.
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*/
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if ((asc_dvc->cfg->termination & TERM_SE) == 0) {
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/* SE automatic termination control is enabled. */
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@ -13872,9 +13784,9 @@ static int AdvInitAsc38C0800Driver(ADV_DVC_VAR *asc_dvc)
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scsi_cfg1 |= (~asc_dvc->cfg->termination & 0xF0);
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/*
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* Clear BIG_ENDIAN, DIS_TERM_DRV, Terminator Polarity and HVD/LVD/SE bits
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* and set possibly modified termination control bits in the Microcode
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* SCSI_CFG1 Register Value.
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* Clear BIG_ENDIAN, DIS_TERM_DRV, Terminator Polarity and HVD/LVD/SE
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* bits and set possibly modified termination control bits in the
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* Microcode SCSI_CFG1 Register Value.
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*/
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scsi_cfg1 &= (~BIG_ENDIAN & ~DIS_TERM_DRV & ~TERM_POL & ~HVD_LVD_SE);
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@ -14022,13 +13934,10 @@ static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *asc_dvc)
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{
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AdvPortAddr iop_base;
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ushort warn_code;
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ADV_DCNT sum;
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int begin_addr;
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int end_addr;
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ushort code_sum;
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long word;
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int j;
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int adv_asc38C1600_expanded_size;
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int i;
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ushort scsi_cfg1;
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uchar byte;
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@ -14113,7 +14022,7 @@ static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *asc_dvc)
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byte = AdvReadByteRegister(iop_base, IOPB_RAM_BIST);
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if ((byte & RAM_TEST_DONE) == 0
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|| (byte & 0x0F) != PRE_TEST_VALUE) {
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asc_dvc->err_code |= ASC_IERR_BIST_PRE_TEST;
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asc_dvc->err_code = ASC_IERR_BIST_PRE_TEST;
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return ADV_ERROR;
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}
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@ -14121,7 +14030,7 @@ static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *asc_dvc)
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DvcSleepMilliSecond(10); /* Wait for 10ms before reading back. */
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if (AdvReadByteRegister(iop_base, IOPB_RAM_BIST)
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!= NORMAL_VALUE) {
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asc_dvc->err_code |= ASC_IERR_BIST_PRE_TEST;
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asc_dvc->err_code = ASC_IERR_BIST_PRE_TEST;
|
||||
return ADV_ERROR;
|
||||
}
|
||||
}
|
||||
|
|
@ -14140,95 +14049,18 @@ static int AdvInitAsc38C1600Driver(ADV_DVC_VAR *asc_dvc)
|
|||
if ((byte & RAM_TEST_DONE) == 0 || (byte & RAM_TEST_STATUS) != 0) {
|
||||
/* Get here if Done bit not set or Status not 0. */
|
||||
asc_dvc->bist_err_code = byte; /* for BIOS display message */
|
||||
asc_dvc->err_code |= ASC_IERR_BIST_RAM_TEST;
|
||||
asc_dvc->err_code = ASC_IERR_BIST_RAM_TEST;
|
||||
return ADV_ERROR;
|
||||
}
|
||||
|
||||
/* We need to reset back to normal mode after LRAM test passes. */
|
||||
AdvWriteByteRegister(iop_base, IOPB_RAM_BIST, NORMAL_MODE);
|
||||
|
||||
/*
|
||||
* Load the Microcode
|
||||
*
|
||||
* Write the microcode image to RISC memory starting at address 0.
|
||||
*
|
||||
*/
|
||||
AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
|
||||
|
||||
/*
|
||||
* Assume the following compressed format of the microcode buffer:
|
||||
*
|
||||
* 254 word (508 byte) table indexed by byte code followed
|
||||
* by the following byte codes:
|
||||
*
|
||||
* 1-Byte Code:
|
||||
* 00: Emit word 0 in table.
|
||||
* 01: Emit word 1 in table.
|
||||
* .
|
||||
* FD: Emit word 253 in table.
|
||||
*
|
||||
* Multi-Byte Code:
|
||||
* FE WW WW: (3 byte code) Word to emit is the next word WW WW.
|
||||
* FF BB WW WW: (4 byte code) Emit BB count times next word WW WW.
|
||||
*/
|
||||
word = 0;
|
||||
for (i = 253 * 2; i < _adv_asc38C1600_size; i++) {
|
||||
if (_adv_asc38C1600_buf[i] == 0xff) {
|
||||
for (j = 0; j < _adv_asc38C1600_buf[i + 1]; j++) {
|
||||
AdvWriteWordAutoIncLram(iop_base, (((ushort)
|
||||
_adv_asc38C1600_buf
|
||||
[i +
|
||||
3] << 8) |
|
||||
_adv_asc38C1600_buf
|
||||
[i + 2]));
|
||||
word++;
|
||||
}
|
||||
i += 3;
|
||||
} else if (_adv_asc38C1600_buf[i] == 0xfe) {
|
||||
AdvWriteWordAutoIncLram(iop_base, (((ushort)
|
||||
_adv_asc38C1600_buf
|
||||
[i +
|
||||
2] << 8) |
|
||||
_adv_asc38C1600_buf[i
|
||||
+
|
||||
1]));
|
||||
i += 2;
|
||||
word++;
|
||||
} else {
|
||||
AdvWriteWordAutoIncLram(iop_base, (((ushort)
|
||||
_adv_asc38C1600_buf[(_adv_asc38C1600_buf[i] * 2) + 1] << 8) | _adv_asc38C1600_buf[_adv_asc38C1600_buf[i] * 2]));
|
||||
word++;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Set 'word' for later use to clear the rest of memory and save
|
||||
* the expanded mcode size.
|
||||
*/
|
||||
word *= 2;
|
||||
adv_asc38C1600_expanded_size = word;
|
||||
|
||||
/*
|
||||
* Clear the rest of ASC-38C1600 Internal RAM (32KB).
|
||||
*/
|
||||
for (; word < ADV_38C1600_MEMSIZE; word += 2) {
|
||||
AdvWriteWordAutoIncLram(iop_base, 0);
|
||||
}
|
||||
|
||||
/*
|
||||
* Verify the microcode checksum.
|
||||
*/
|
||||
sum = 0;
|
||||
AdvWriteWordRegister(iop_base, IOPW_RAM_ADDR, 0);
|
||||
|
||||
for (word = 0; word < adv_asc38C1600_expanded_size; word += 2) {
|
||||
sum += AdvReadWordAutoIncLram(iop_base);
|
||||
}
|
||||
|
||||
if (sum != _adv_asc38C1600_chksum) {
|
||||
asc_dvc->err_code |= ASC_IERR_MCODE_CHKSUM;
|
||||
asc_dvc->err_code = AdvLoadMicrocode(iop_base, _adv_asc38C1600_buf,
|
||||
_adv_asc38C1600_size, ADV_38C1600_MEMSIZE,
|
||||
_adv_asc38C1600_chksum);
|
||||
if (asc_dvc->err_code)
|
||||
return ADV_ERROR;
|
||||
}
|
||||
|
||||
/*
|
||||
* Restore the RISC memory BIOS region.
|
||||
|
|
|
|||
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