WSL2-Linux-Kernel/drivers/scsi/qla2xxx/qla_tmpl.c

979 строки
26 KiB
C
Исходник Обычный вид История

/*
* QLogic Fibre Channel HBA Driver
* Copyright (c) 2003-2014 QLogic Corporation
*
* See LICENSE.qla2xxx for copyright and licensing details.
*/
#include "qla_def.h"
#include "qla_tmpl.h"
/* note default template is in big endian */
static const uint32_t ql27xx_fwdt_default_template[] = {
0x63000000, 0xa4000000, 0x7c050000, 0x00000000,
0x30000000, 0x01000000, 0x00000000, 0xc0406eb4,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x00000000, 0x04010000, 0x14000000, 0x00000000,
0x02000000, 0x44000000, 0x09010000, 0x10000000,
0x00000000, 0x02000000, 0x01010000, 0x1c000000,
0x00000000, 0x02000000, 0x00600000, 0x00000000,
0xc0000000, 0x01010000, 0x1c000000, 0x00000000,
0x02000000, 0x00600000, 0x00000000, 0xcc000000,
0x01010000, 0x1c000000, 0x00000000, 0x02000000,
0x10600000, 0x00000000, 0xd4000000, 0x01010000,
0x1c000000, 0x00000000, 0x02000000, 0x700f0000,
0x00000060, 0xf0000000, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x00700000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x10700000, 0x041000c0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x40700000, 0x041000c0,
0x01010000, 0x1c000000, 0x00000000, 0x02000000,
0x007c0000, 0x01000000, 0xc0000000, 0x00010000,
0x18000000, 0x00000000, 0x02000000, 0x007c0000,
0x040300c4, 0x00010000, 0x18000000, 0x00000000,
0x02000000, 0x007c0000, 0x040100c0, 0x01010000,
0x1c000000, 0x00000000, 0x02000000, 0x007c0000,
0x00000000, 0xc0000000, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x007c0000, 0x04200000,
0x0b010000, 0x18000000, 0x00000000, 0x02000000,
0x0c000000, 0x00000000, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000000b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000010b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000020b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000030b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000040b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000050b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000060b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000070b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000080b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x000090b0, 0x02010000, 0x20000000,
0x00000000, 0x02000000, 0x700f0000, 0x040100fc,
0xf0000000, 0x0000a0b0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x0a000000, 0x040100c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x0a000000, 0x04200080, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x00be0000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x10be0000, 0x041000c0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x20be0000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x30be0000, 0x041000c0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x00b00000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x10b00000, 0x041000c0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x20b00000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x30b00000, 0x041000c0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x00300000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x10300000, 0x041000c0, 0x00010000, 0x18000000,
0x00000000, 0x02000000, 0x20300000, 0x041000c0,
0x00010000, 0x18000000, 0x00000000, 0x02000000,
0x30300000, 0x041000c0, 0x0a010000, 0x10000000,
0x00000000, 0x02000000, 0x06010000, 0x1c000000,
0x00000000, 0x02000000, 0x01000000, 0x00000200,
0xff230200, 0x06010000, 0x1c000000, 0x00000000,
0x02000000, 0x02000000, 0x00001000, 0x00000000,
0x07010000, 0x18000000, 0x00000000, 0x02000000,
0x00000000, 0x01000000, 0x07010000, 0x18000000,
0x00000000, 0x02000000, 0x00000000, 0x02000000,
0x07010000, 0x18000000, 0x00000000, 0x02000000,
0x00000000, 0x03000000, 0x0d010000, 0x14000000,
0x00000000, 0x02000000, 0x00000000, 0xff000000,
0x10000000, 0x00000000, 0x00000080,
};
static inline void __iomem *
qla27xx_isp_reg(struct scsi_qla_host *vha)
{
return &vha->hw->iobase->isp24;
}
static inline void
qla27xx_insert16(uint16_t value, void *buf, ulong *len)
{
if (buf) {
buf += *len;
*(__le16 *)buf = cpu_to_le16(value);
}
*len += sizeof(value);
}
static inline void
qla27xx_insert32(uint32_t value, void *buf, ulong *len)
{
if (buf) {
buf += *len;
*(__le32 *)buf = cpu_to_le32(value);
}
*len += sizeof(value);
}
static inline void
qla27xx_insertbuf(void *mem, ulong size, void *buf, ulong *len)
{
if (buf && mem && size) {
buf += *len;
memcpy(buf, mem, size);
}
*len += size;
}
static inline void
qla27xx_read8(void __iomem *window, void *buf, ulong *len)
{
uint8_t value = ~0;
if (buf) {
value = RD_REG_BYTE(window);
}
qla27xx_insert32(value, buf, len);
}
static inline void
qla27xx_read16(void __iomem *window, void *buf, ulong *len)
{
uint16_t value = ~0;
if (buf) {
value = RD_REG_WORD(window);
}
qla27xx_insert32(value, buf, len);
}
static inline void
qla27xx_read32(void __iomem *window, void *buf, ulong *len)
{
uint32_t value = ~0;
if (buf) {
value = RD_REG_DWORD(window);
}
qla27xx_insert32(value, buf, len);
}
static inline void (*qla27xx_read_vector(uint width))(void __iomem*, void *, ulong *)
{
return
(width == 1) ? qla27xx_read8 :
(width == 2) ? qla27xx_read16 :
qla27xx_read32;
}
static inline void
qla27xx_read_reg(__iomem struct device_reg_24xx *reg,
uint offset, void *buf, ulong *len)
{
void __iomem *window = (void __iomem *)reg + offset;
qla27xx_read32(window, buf, len);
}
static inline void
qla27xx_write_reg(__iomem struct device_reg_24xx *reg,
uint offset, uint32_t data, void *buf)
{
__iomem void *window = (void __iomem *)reg + offset;
if (buf) {
WRT_REG_DWORD(window, data);
}
}
static inline void
qla27xx_read_window(__iomem struct device_reg_24xx *reg,
uint32_t addr, uint offset, uint count, uint width, void *buf,
ulong *len)
{
void __iomem *window = (void __iomem *)reg + offset;
void (*readn)(void __iomem*, void *, ulong *) = qla27xx_read_vector(width);
qla27xx_write_reg(reg, IOBASE_ADDR, addr, buf);
while (count--) {
qla27xx_insert32(addr, buf, len);
readn(window, buf, len);
window += width;
addr++;
}
}
static inline void
qla27xx_skip_entry(struct qla27xx_fwdt_entry *ent, void *buf)
{
if (buf)
ent->hdr.driver_flags |= DRIVER_FLAG_SKIP_ENTRY;
ql_dbg(ql_dbg_misc + ql_dbg_verbose, NULL, 0xd011,
"Skipping entry %d\n", ent->hdr.entry_type);
}
static int
qla27xx_fwdt_entry_t0(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd100,
"%s: nop [%lx]\n", __func__, *len);
qla27xx_skip_entry(ent, buf);
return false;
}
static int
qla27xx_fwdt_entry_t255(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd1ff,
"%s: end [%lx]\n", __func__, *len);
qla27xx_skip_entry(ent, buf);
/* terminate */
return true;
}
static int
qla27xx_fwdt_entry_t256(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd200,
"%s: rdio t1 [%lx]\n", __func__, *len);
qla27xx_read_window(reg, ent->t256.base_addr, ent->t256.pci_offset,
ent->t256.reg_count, ent->t256.reg_width, buf, len);
return false;
}
static int
qla27xx_fwdt_entry_t257(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd201,
"%s: wrio t1 [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, IOBASE_ADDR, ent->t257.base_addr, buf);
qla27xx_write_reg(reg, ent->t257.pci_offset, ent->t257.write_data, buf);
return false;
}
static int
qla27xx_fwdt_entry_t258(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd202,
"%s: rdio t2 [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, ent->t258.banksel_offset, ent->t258.bank, buf);
qla27xx_read_window(reg, ent->t258.base_addr, ent->t258.pci_offset,
ent->t258.reg_count, ent->t258.reg_width, buf, len);
return false;
}
static int
qla27xx_fwdt_entry_t259(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd203,
"%s: wrio t2 [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, IOBASE_ADDR, ent->t259.base_addr, buf);
qla27xx_write_reg(reg, ent->t259.banksel_offset, ent->t259.bank, buf);
qla27xx_write_reg(reg, ent->t259.pci_offset, ent->t259.write_data, buf);
return false;
}
static int
qla27xx_fwdt_entry_t260(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd204,
"%s: rdpci [%lx]\n", __func__, *len);
qla27xx_insert32(ent->t260.pci_offset, buf, len);
qla27xx_read_reg(reg, ent->t260.pci_offset, buf, len);
return false;
}
static int
qla27xx_fwdt_entry_t261(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd205,
"%s: wrpci [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, ent->t261.pci_offset, ent->t261.write_data, buf);
return false;
}
static int
qla27xx_fwdt_entry_t262(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ulong dwords;
ulong start;
ulong end;
ql_dbg(ql_dbg_misc, vha, 0xd206,
"%s: rdram(%x) [%lx]\n", __func__, ent->t262.ram_area, *len);
start = ent->t262.start_addr;
end = ent->t262.end_addr;
if (ent->t262.ram_area == T262_RAM_AREA_CRITICAL_RAM) {
;
} else if (ent->t262.ram_area == T262_RAM_AREA_EXTERNAL_RAM) {
end = vha->hw->fw_memory_size;
if (buf)
ent->t262.end_addr = end;
} else if (ent->t262.ram_area == T262_RAM_AREA_SHARED_RAM) {
start = vha->hw->fw_shared_ram_start;
end = vha->hw->fw_shared_ram_end;
if (buf) {
ent->t262.start_addr = start;
ent->t262.end_addr = end;
}
} else {
ql_dbg(ql_dbg_misc, vha, 0xd022,
"%s: unknown area %x\n", __func__, ent->t262.ram_area);
qla27xx_skip_entry(ent, buf);
goto done;
}
if (end < start || end == 0) {
ql_dbg(ql_dbg_misc, vha, 0xd023,
"%s: unusable range (start=%x end=%x)\n", __func__,
ent->t262.end_addr, ent->t262.start_addr);
qla27xx_skip_entry(ent, buf);
goto done;
}
dwords = end - start + 1;
if (buf) {
buf += *len;
qla24xx_dump_ram(vha->hw, start, buf, dwords, &buf);
}
*len += dwords * sizeof(uint32_t);
done:
return false;
}
static int
qla27xx_fwdt_entry_t263(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
uint count = 0;
uint i;
uint length;
ql_dbg(ql_dbg_misc, vha, 0xd207,
"%s: getq(%x) [%lx]\n", __func__, ent->t263.queue_type, *len);
if (ent->t263.queue_type == T263_QUEUE_TYPE_REQ) {
for (i = 0; i < vha->hw->max_req_queues; i++) {
struct req_que *req = vha->hw->req_q_map[i];
if (!test_bit(i, vha->hw->req_qid_map))
continue;
if (req || !buf) {
length = req ?
req->length : REQUEST_ENTRY_CNT_24XX;
qla27xx_insert16(i, buf, len);
qla27xx_insert16(length, buf, len);
qla27xx_insertbuf(req ? req->ring : NULL,
length * sizeof(*req->ring), buf, len);
count++;
}
}
} else if (ent->t263.queue_type == T263_QUEUE_TYPE_RSP) {
for (i = 0; i < vha->hw->max_rsp_queues; i++) {
struct rsp_que *rsp = vha->hw->rsp_q_map[i];
if (!test_bit(i, vha->hw->rsp_qid_map))
continue;
if (rsp || !buf) {
length = rsp ?
rsp->length : RESPONSE_ENTRY_CNT_MQ;
qla27xx_insert16(i, buf, len);
qla27xx_insert16(length, buf, len);
qla27xx_insertbuf(rsp ? rsp->ring : NULL,
length * sizeof(*rsp->ring), buf, len);
count++;
}
}
} else {
ql_dbg(ql_dbg_misc, vha, 0xd026,
"%s: unknown queue %x\n", __func__, ent->t263.queue_type);
qla27xx_skip_entry(ent, buf);
}
if (buf)
ent->t263.num_queues = count;
return false;
}
static int
qla27xx_fwdt_entry_t264(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd208,
"%s: getfce [%lx]\n", __func__, *len);
if (vha->hw->fce) {
if (buf) {
ent->t264.fce_trace_size = FCE_SIZE;
ent->t264.write_pointer = vha->hw->fce_wr;
ent->t264.base_pointer = vha->hw->fce_dma;
ent->t264.fce_enable_mb0 = vha->hw->fce_mb[0];
ent->t264.fce_enable_mb2 = vha->hw->fce_mb[2];
ent->t264.fce_enable_mb3 = vha->hw->fce_mb[3];
ent->t264.fce_enable_mb4 = vha->hw->fce_mb[4];
ent->t264.fce_enable_mb5 = vha->hw->fce_mb[5];
ent->t264.fce_enable_mb6 = vha->hw->fce_mb[6];
}
qla27xx_insertbuf(vha->hw->fce, FCE_SIZE, buf, len);
} else {
ql_dbg(ql_dbg_misc, vha, 0xd027,
"%s: missing fce\n", __func__);
qla27xx_skip_entry(ent, buf);
}
return false;
}
static int
qla27xx_fwdt_entry_t265(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd209,
"%s: pause risc [%lx]\n", __func__, *len);
if (buf)
qla24xx_pause_risc(reg, vha->hw);
return false;
}
static int
qla27xx_fwdt_entry_t266(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd20a,
"%s: reset risc [%lx]\n", __func__, *len);
if (buf)
qla24xx_soft_reset(vha->hw);
return false;
}
static int
qla27xx_fwdt_entry_t267(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ql_dbg(ql_dbg_misc, vha, 0xd20b,
"%s: dis intr [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, ent->t267.pci_offset, ent->t267.data, buf);
return false;
}
static int
qla27xx_fwdt_entry_t268(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd20c,
"%s: gethb(%x) [%lx]\n", __func__, ent->t268.buf_type, *len);
if (ent->t268.buf_type == T268_BUF_TYPE_EXTD_TRACE) {
if (vha->hw->eft) {
if (buf) {
ent->t268.buf_size = EFT_SIZE;
ent->t268.start_addr = vha->hw->eft_dma;
}
qla27xx_insertbuf(vha->hw->eft, EFT_SIZE, buf, len);
} else {
ql_dbg(ql_dbg_misc, vha, 0xd028,
"%s: missing eft\n", __func__);
qla27xx_skip_entry(ent, buf);
}
} else {
ql_dbg(ql_dbg_misc, vha, 0xd02b,
"%s: unknown buffer %x\n", __func__, ent->t268.buf_type);
qla27xx_skip_entry(ent, buf);
}
return false;
}
static int
qla27xx_fwdt_entry_t269(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd20d,
"%s: scratch [%lx]\n", __func__, *len);
qla27xx_insert32(0xaaaaaaaa, buf, len);
qla27xx_insert32(0xbbbbbbbb, buf, len);
qla27xx_insert32(0xcccccccc, buf, len);
qla27xx_insert32(0xdddddddd, buf, len);
qla27xx_insert32(*len + sizeof(uint32_t), buf, len);
if (buf)
ent->t269.scratch_size = 5 * sizeof(uint32_t);
return false;
}
static int
qla27xx_fwdt_entry_t270(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ulong dwords = ent->t270.count;
ulong addr = ent->t270.addr;
ql_dbg(ql_dbg_misc, vha, 0xd20e,
"%s: rdremreg [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, IOBASE_ADDR, 0x40, buf);
while (dwords--) {
qla27xx_write_reg(reg, 0xc0, addr|0x80000000, buf);
qla27xx_insert32(addr, buf, len);
qla27xx_read_reg(reg, 0xc4, buf, len);
addr += sizeof(uint32_t);
}
return false;
}
static int
qla27xx_fwdt_entry_t271(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
struct device_reg_24xx __iomem *reg = qla27xx_isp_reg(vha);
ulong addr = ent->t271.addr;
ulong data = ent->t271.data;
ql_dbg(ql_dbg_misc, vha, 0xd20f,
"%s: wrremreg [%lx]\n", __func__, *len);
qla27xx_write_reg(reg, IOBASE_ADDR, 0x40, buf);
qla27xx_write_reg(reg, 0xc4, data, buf);
qla27xx_write_reg(reg, 0xc0, addr, buf);
return false;
}
static int
qla27xx_fwdt_entry_t272(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ulong dwords = ent->t272.count;
ulong start = ent->t272.addr;
ql_dbg(ql_dbg_misc, vha, 0xd210,
"%s: rdremram [%lx]\n", __func__, *len);
if (buf) {
ql_dbg(ql_dbg_misc, vha, 0xd02c,
"%s: @%lx -> (%lx dwords)\n", __func__, start, dwords);
buf += *len;
qla27xx_dump_mpi_ram(vha->hw, start, buf, dwords, &buf);
}
*len += dwords * sizeof(uint32_t);
return false;
}
static int
qla27xx_fwdt_entry_t273(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ulong dwords = ent->t273.count;
ulong addr = ent->t273.addr;
uint32_t value;
ql_dbg(ql_dbg_misc, vha, 0xd211,
"%s: pcicfg [%lx]\n", __func__, *len);
while (dwords--) {
value = ~0;
if (pci_read_config_dword(vha->hw->pdev, addr, &value))
ql_dbg(ql_dbg_misc, vha, 0xd02d,
"%s: failed pcicfg read at %lx\n", __func__, addr);
qla27xx_insert32(addr, buf, len);
qla27xx_insert32(value, buf, len);
addr += sizeof(uint32_t);
}
return false;
}
static int
qla27xx_fwdt_entry_t274(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
uint count = 0;
uint i;
ql_dbg(ql_dbg_misc, vha, 0xd212,
"%s: getqsh(%x) [%lx]\n", __func__, ent->t274.queue_type, *len);
if (ent->t274.queue_type == T274_QUEUE_TYPE_REQ_SHAD) {
for (i = 0; i < vha->hw->max_req_queues; i++) {
struct req_que *req = vha->hw->req_q_map[i];
if (!test_bit(i, vha->hw->req_qid_map))
continue;
if (req || !buf) {
qla27xx_insert16(i, buf, len);
qla27xx_insert16(1, buf, len);
qla27xx_insert32(req && req->out_ptr ?
*req->out_ptr : 0, buf, len);
count++;
}
}
} else if (ent->t274.queue_type == T274_QUEUE_TYPE_RSP_SHAD) {
for (i = 0; i < vha->hw->max_rsp_queues; i++) {
struct rsp_que *rsp = vha->hw->rsp_q_map[i];
if (!test_bit(i, vha->hw->rsp_qid_map))
continue;
if (rsp || !buf) {
qla27xx_insert16(i, buf, len);
qla27xx_insert16(1, buf, len);
qla27xx_insert32(rsp && rsp->in_ptr ?
*rsp->in_ptr : 0, buf, len);
count++;
}
}
} else {
ql_dbg(ql_dbg_misc, vha, 0xd02f,
"%s: unknown queue %x\n", __func__, ent->t274.queue_type);
qla27xx_skip_entry(ent, buf);
}
if (buf)
ent->t274.num_queues = count;
if (!count)
qla27xx_skip_entry(ent, buf);
return false;
}
static int
qla27xx_fwdt_entry_t275(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ulong offset = offsetof(typeof(*ent), t275.buffer);
ql_dbg(ql_dbg_misc, vha, 0xd213,
"%s: buffer(%x) [%lx]\n", __func__, ent->t275.length, *len);
if (!ent->t275.length) {
ql_dbg(ql_dbg_misc, vha, 0xd020,
"%s: buffer zero length\n", __func__);
qla27xx_skip_entry(ent, buf);
goto done;
}
if (offset + ent->t275.length > ent->hdr.entry_size) {
ql_dbg(ql_dbg_misc, vha, 0xd030,
"%s: buffer overflow\n", __func__);
qla27xx_skip_entry(ent, buf);
goto done;
}
qla27xx_insertbuf(ent->t275.buffer, ent->t275.length, buf, len);
done:
return false;
}
static int
qla27xx_fwdt_entry_other(struct scsi_qla_host *vha,
struct qla27xx_fwdt_entry *ent, void *buf, ulong *len)
{
ql_dbg(ql_dbg_misc, vha, 0xd2ff,
"%s: type %x [%lx]\n", __func__, ent->hdr.entry_type, *len);
qla27xx_skip_entry(ent, buf);
return false;
}
struct qla27xx_fwdt_entry_call {
uint type;
int (*call)(
struct scsi_qla_host *,
struct qla27xx_fwdt_entry *,
void *,
ulong *);
};
static struct qla27xx_fwdt_entry_call ql27xx_fwdt_entry_call_list[] = {
{ ENTRY_TYPE_NOP , qla27xx_fwdt_entry_t0 } ,
{ ENTRY_TYPE_TMP_END , qla27xx_fwdt_entry_t255 } ,
{ ENTRY_TYPE_RD_IOB_T1 , qla27xx_fwdt_entry_t256 } ,
{ ENTRY_TYPE_WR_IOB_T1 , qla27xx_fwdt_entry_t257 } ,
{ ENTRY_TYPE_RD_IOB_T2 , qla27xx_fwdt_entry_t258 } ,
{ ENTRY_TYPE_WR_IOB_T2 , qla27xx_fwdt_entry_t259 } ,
{ ENTRY_TYPE_RD_PCI , qla27xx_fwdt_entry_t260 } ,
{ ENTRY_TYPE_WR_PCI , qla27xx_fwdt_entry_t261 } ,
{ ENTRY_TYPE_RD_RAM , qla27xx_fwdt_entry_t262 } ,
{ ENTRY_TYPE_GET_QUEUE , qla27xx_fwdt_entry_t263 } ,
{ ENTRY_TYPE_GET_FCE , qla27xx_fwdt_entry_t264 } ,
{ ENTRY_TYPE_PSE_RISC , qla27xx_fwdt_entry_t265 } ,
{ ENTRY_TYPE_RST_RISC , qla27xx_fwdt_entry_t266 } ,
{ ENTRY_TYPE_DIS_INTR , qla27xx_fwdt_entry_t267 } ,
{ ENTRY_TYPE_GET_HBUF , qla27xx_fwdt_entry_t268 } ,
{ ENTRY_TYPE_SCRATCH , qla27xx_fwdt_entry_t269 } ,
{ ENTRY_TYPE_RDREMREG , qla27xx_fwdt_entry_t270 } ,
{ ENTRY_TYPE_WRREMREG , qla27xx_fwdt_entry_t271 } ,
{ ENTRY_TYPE_RDREMRAM , qla27xx_fwdt_entry_t272 } ,
{ ENTRY_TYPE_PCICFG , qla27xx_fwdt_entry_t273 } ,
{ ENTRY_TYPE_GET_SHADOW , qla27xx_fwdt_entry_t274 } ,
{ ENTRY_TYPE_WRITE_BUF , qla27xx_fwdt_entry_t275 } ,
{ -1 , qla27xx_fwdt_entry_other }
};
static inline int (*qla27xx_find_entry(uint type))
(struct scsi_qla_host *, struct qla27xx_fwdt_entry *, void *, ulong *)
{
struct qla27xx_fwdt_entry_call *list = ql27xx_fwdt_entry_call_list;
while (list->type < type)
list++;
if (list->type == type)
return list->call;
return qla27xx_fwdt_entry_other;
}
static inline void *
qla27xx_next_entry(void *p)
{
struct qla27xx_fwdt_entry *ent = p;
return p + ent->hdr.entry_size;
}
static void
qla27xx_walk_template(struct scsi_qla_host *vha,
struct qla27xx_fwdt_template *tmp, void *buf, ulong *len)
{
struct qla27xx_fwdt_entry *ent = (void *)tmp + tmp->entry_offset;
ulong count = tmp->entry_count;
ql_dbg(ql_dbg_misc, vha, 0xd01a,
"%s: entry count %lx\n", __func__, count);
while (count--) {
if (qla27xx_find_entry(ent->hdr.entry_type)(vha, ent, buf, len))
break;
ent = qla27xx_next_entry(ent);
}
if (count)
ql_dbg(ql_dbg_misc, vha, 0xd018,
"%s: residual count (%lx)\n", __func__, count);
if (ent->hdr.entry_type != ENTRY_TYPE_TMP_END)
ql_dbg(ql_dbg_misc, vha, 0xd019,
"%s: missing end (%lx)\n", __func__, count);
ql_dbg(ql_dbg_misc, vha, 0xd01b,
"%s: len=%lx\n", __func__, *len);
if (buf) {
ql_log(ql_log_warn, vha, 0xd015,
"Firmware dump saved to temp buffer (%ld/%p)\n",
vha->host_no, vha->hw->fw_dump);
qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
}
}
static void
qla27xx_time_stamp(struct qla27xx_fwdt_template *tmp)
{
tmp->capture_timestamp = jiffies;
}
static void
qla27xx_driver_info(struct qla27xx_fwdt_template *tmp)
{
uint8_t v[] = { 0, 0, 0, 0, 0, 0 };
sscanf(qla2x00_version_str, "%hhu.%hhu.%hhu.%hhu.%hhu.%hhu",
v+0, v+1, v+2, v+3, v+4, v+5);
tmp->driver_info[0] = v[3] << 24 | v[2] << 16 | v[1] << 8 | v[0];
tmp->driver_info[1] = v[5] << 8 | v[4];
tmp->driver_info[2] = 0x12345678;
}
static void
qla27xx_firmware_info(struct qla27xx_fwdt_template *tmp,
struct scsi_qla_host *vha)
{
tmp->firmware_version[0] = vha->hw->fw_major_version;
tmp->firmware_version[1] = vha->hw->fw_minor_version;
tmp->firmware_version[2] = vha->hw->fw_subminor_version;
tmp->firmware_version[3] =
vha->hw->fw_attributes_h << 16 | vha->hw->fw_attributes;
tmp->firmware_version[4] =
vha->hw->fw_attributes_ext[1] << 16 | vha->hw->fw_attributes_ext[0];
}
static void
ql27xx_edit_template(struct scsi_qla_host *vha,
struct qla27xx_fwdt_template *tmp)
{
qla27xx_time_stamp(tmp);
qla27xx_driver_info(tmp);
qla27xx_firmware_info(tmp, vha);
}
static inline uint32_t
qla27xx_template_checksum(void *p, ulong size)
{
uint32_t *buf = p;
uint64_t sum = 0;
size /= sizeof(*buf);
while (size--)
sum += *buf++;
sum = (sum & 0xffffffff) + (sum >> 32);
return ~sum;
}
static inline int
qla27xx_verify_template_checksum(struct qla27xx_fwdt_template *tmp)
{
return qla27xx_template_checksum(tmp, tmp->template_size) == 0;
}
static inline int
qla27xx_verify_template_header(struct qla27xx_fwdt_template *tmp)
{
return tmp->template_type == TEMPLATE_TYPE_FWDUMP;
}
static void
qla27xx_execute_fwdt_template(struct scsi_qla_host *vha)
{
struct qla27xx_fwdt_template *tmp = vha->hw->fw_dump_template;
ulong len;
if (qla27xx_fwdt_template_valid(tmp)) {
len = tmp->template_size;
tmp = memcpy(vha->hw->fw_dump, tmp, len);
ql27xx_edit_template(vha, tmp);
qla27xx_walk_template(vha, tmp, tmp, &len);
vha->hw->fw_dump_len = len;
vha->hw->fw_dumped = 1;
}
}
ulong
qla27xx_fwdt_calculate_dump_size(struct scsi_qla_host *vha)
{
struct qla27xx_fwdt_template *tmp = vha->hw->fw_dump_template;
ulong len = 0;
if (qla27xx_fwdt_template_valid(tmp)) {
len = tmp->template_size;
qla27xx_walk_template(vha, tmp, NULL, &len);
}
return len;
}
ulong
qla27xx_fwdt_template_size(void *p)
{
struct qla27xx_fwdt_template *tmp = p;
return tmp->template_size;
}
ulong
qla27xx_fwdt_template_default_size(void)
{
return sizeof(ql27xx_fwdt_default_template);
}
const void *
qla27xx_fwdt_template_default(void)
{
return ql27xx_fwdt_default_template;
}
int
qla27xx_fwdt_template_valid(void *p)
{
struct qla27xx_fwdt_template *tmp = p;
if (!qla27xx_verify_template_header(tmp)) {
ql_log(ql_log_warn, NULL, 0xd01c,
"%s: template type %x\n", __func__, tmp->template_type);
return false;
}
if (!qla27xx_verify_template_checksum(tmp)) {
ql_log(ql_log_warn, NULL, 0xd01d,
"%s: failed template checksum\n", __func__);
return false;
}
return true;
}
void
qla27xx_fwdump(scsi_qla_host_t *vha, int hardware_locked)
{
ulong flags = 0;
#ifndef __CHECKER__
if (!hardware_locked)
spin_lock_irqsave(&vha->hw->hardware_lock, flags);
#endif
if (!vha->hw->fw_dump)
ql_log(ql_log_warn, vha, 0xd01e, "fwdump buffer missing.\n");
else if (!vha->hw->fw_dump_template)
ql_log(ql_log_warn, vha, 0xd01f, "fwdump template missing.\n");
else if (vha->hw->fw_dumped)
ql_log(ql_log_warn, vha, 0xd300,
"Firmware has been previously dumped (%p),"
" -- ignoring request\n", vha->hw->fw_dump);
else
qla27xx_execute_fwdt_template(vha);
#ifndef __CHECKER__
if (!hardware_locked)
spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
#endif
}