*
*-----------------------------------------------------------------------------
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
- * Where this Software is combined with software released under the terms of
- * the GNU Public License ("GPL") and the terms of the GPL would require the
- * combined work to also be released under the terms of the GPL, the terms
- * and conditions of this License will apply in addition to those of the
- * GPL with the exception of any terms or conditions of this License that
- * conflict with, or are expressly prohibited by, the GPL.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "sym_glue.h"
#include "sym_nvram.h"
-/*
- * Some poor and bogus sync table that refers to Tekram NVRAM layout.
- */
-static u_char Tekram_sync[16] =
- {25,31,37,43, 50,62,75,125, 12,15,18,21, 6,7,9,10};
#ifdef SYM_CONF_DEBUG_NVRAM
static u_char Tekram_boot_delay[7] = {3, 5, 10, 20, 30, 60, 120};
#endif
/*
* Get host setup from NVRAM.
*/
-void sym_nvram_setup_host(struct sym_hcb *np, struct sym_nvram *nvram)
+void sym_nvram_setup_host(struct Scsi_Host *shost, struct sym_hcb *np, struct sym_nvram *nvram)
{
/*
* Get parity checking, host ID, verbose mode
if (nvram->data.Symbios.flags & SYMBIOS_VERBOSE_MSGS)
np->verbose += 1;
if (nvram->data.Symbios.flags1 & SYMBIOS_SCAN_HI_LO)
- np->usrflags |= SYM_SCAN_TARGETS_HILO;
+ shost->reverse_ordering = 1;
if (nvram->data.Symbios.flags2 & SYMBIOS_AVOID_BUS_RESET)
np->usrflags |= SYM_AVOID_BUS_RESET;
break;
case SYM_TEKRAM_NVRAM:
np->myaddr = nvram->data.Tekram.host_id & 0x0f;
break;
+#ifdef CONFIG_PARISC
+ case SYM_PARISC_PDC:
+ if (nvram->data.parisc.host_id != -1)
+ np->myaddr = nvram->data.parisc.host_id;
+ if (nvram->data.parisc.factor != -1)
+ np->minsync = nvram->data.parisc.factor;
+ if (nvram->data.parisc.width != -1)
+ np->maxwide = nvram->data.parisc.width;
+ switch (nvram->data.parisc.mode) {
+ case 0: np->scsi_mode = SMODE_SE; break;
+ case 1: np->scsi_mode = SMODE_HVD; break;
+ case 2: np->scsi_mode = SMODE_LVD; break;
+ default: break;
+ }
+#endif
default:
break;
}
* Get target set-up from Symbios format NVRAM.
*/
static void
-sym_Symbios_setup_target(struct sym_hcb *np, int target, Symbios_nvram *nvram)
+sym_Symbios_setup_target(struct sym_tcb *tp, int target, Symbios_nvram *nvram)
{
- struct sym_tcb *tp = &np->target[target];
Symbios_target *tn = &nvram->target[target];
- tp->tinfo.user.period = tn->sync_period ? (tn->sync_period + 3) / 4 : 0;
- tp->tinfo.user.width = tn->bus_width == 0x10 ? BUS_16_BIT : BUS_8_BIT;
- tp->usrtags =
- (tn->flags & SYMBIOS_QUEUE_TAGS_ENABLED)? SYM_SETUP_MAX_TAG : 0;
-
+ if (!(tn->flags & SYMBIOS_QUEUE_TAGS_ENABLED))
+ tp->usrtags = 0;
if (!(tn->flags & SYMBIOS_DISCONNECT_ENABLE))
tp->usrflags &= ~SYM_DISC_ENABLED;
if (!(tn->flags & SYMBIOS_SCAN_AT_BOOT_TIME))
tp->usrflags |= SYM_SCAN_BOOT_DISABLED;
if (!(tn->flags & SYMBIOS_SCAN_LUNS))
tp->usrflags |= SYM_SCAN_LUNS_DISABLED;
+ tp->usr_period = (tn->sync_period + 3) / 4;
+ tp->usr_width = (tn->bus_width == 0x8) ? 0 : 1;
}
+static const unsigned char Tekram_sync[16] = {
+ 25, 31, 37, 43, 50, 62, 75, 125, 12, 15, 18, 21, 6, 7, 9, 10
+};
+
/*
* Get target set-up from Tekram format NVRAM.
*/
static void
-sym_Tekram_setup_target(struct sym_hcb *np, int target, Tekram_nvram *nvram)
+sym_Tekram_setup_target(struct sym_tcb *tp, int target, Tekram_nvram *nvram)
{
- struct sym_tcb *tp = &np->target[target];
struct Tekram_target *tn = &nvram->target[target];
- int i;
-
- if (tn->flags & TEKRAM_SYNC_NEGO) {
- i = tn->sync_index & 0xf;
- tp->tinfo.user.period = Tekram_sync[i];
- }
-
- tp->tinfo.user.width = (tn->flags & TEKRAM_WIDE_NEGO) ?
- BUS_16_BIT : BUS_8_BIT;
if (tn->flags & TEKRAM_TAGGED_COMMANDS) {
tp->usrtags = 2 << nvram->max_tags_index;
if (tn->flags & TEKRAM_DISCONNECT_ENABLE)
tp->usrflags |= SYM_DISC_ENABLED;
- /* If any device does not support parity, we will not use this option */
- if (!(tn->flags & TEKRAM_PARITY_CHECK))
- np->rv_scntl0 &= ~0x0a; /* SCSI parity checking disabled */
+ if (tn->flags & TEKRAM_SYNC_NEGO)
+ tp->usr_period = Tekram_sync[tn->sync_index & 0xf];
+ tp->usr_width = (tn->flags & TEKRAM_WIDE_NEGO) ? 1 : 0;
}
/*
* Get target setup from NVRAM.
*/
-void sym_nvram_setup_target(struct sym_hcb *np, int target, struct sym_nvram *nvp)
+void sym_nvram_setup_target(struct sym_tcb *tp, int target, struct sym_nvram *nvp)
{
switch (nvp->type) {
case SYM_SYMBIOS_NVRAM:
- sym_Symbios_setup_target(np, target, &nvp->data.Symbios);
+ sym_Symbios_setup_target(tp, target, &nvp->data.Symbios);
break;
case SYM_TEKRAM_NVRAM:
- sym_Tekram_setup_target(np, target, &nvp->data.Tekram);
+ sym_Tekram_setup_target(tp, target, &nvp->data.Tekram);
break;
default:
break;
static void S24C16_set_bit(struct sym_device *np, u_char write_bit, u_char *gpreg,
int bit_mode)
{
- UDELAY (5);
+ udelay(5);
switch (bit_mode) {
case SET_BIT:
*gpreg |= write_bit;
break;
}
- OUTB (nc_gpreg, *gpreg);
- UDELAY (5);
+ OUTB(np, nc_gpreg, *gpreg);
+ INB(np, nc_mbox1);
+ udelay(5);
}
/*
S24C16_set_bit(np, write_bit, gpreg, SET_BIT);
S24C16_set_bit(np, 0, gpreg, SET_CLK);
if (read_bit)
- *read_bit = INB (nc_gpreg);
+ *read_bit = INB(np, nc_gpreg);
S24C16_set_bit(np, 0, gpreg, CLR_CLK);
S24C16_set_bit(np, 0, gpreg, CLR_BIT);
}
static void S24C16_write_ack(struct sym_device *np, u_char write_bit, u_char *gpreg,
u_char *gpcntl)
{
- OUTB (nc_gpcntl, *gpcntl & 0xfe);
+ OUTB(np, nc_gpcntl, *gpcntl & 0xfe);
S24C16_do_bit(np, NULL, write_bit, gpreg);
- OUTB (nc_gpcntl, *gpcntl);
+ OUTB(np, nc_gpcntl, *gpcntl);
}
/*
static void S24C16_read_ack(struct sym_device *np, u_char *read_bit, u_char *gpreg,
u_char *gpcntl)
{
- OUTB (nc_gpcntl, *gpcntl | 0x01);
+ OUTB(np, nc_gpcntl, *gpcntl | 0x01);
S24C16_do_bit(np, read_bit, 1, gpreg);
- OUTB (nc_gpcntl, *gpcntl);
+ OUTB(np, nc_gpcntl, *gpcntl);
}
/*
S24C16_write_ack(np, ack_data, gpreg, gpcntl);
}
-#if SYM_CONF_NVRAM_WRITE_SUPPORT
+#ifdef SYM_CONF_NVRAM_WRITE_SUPPORT
/*
* Write 'len' bytes starting at 'offset'.
*/
int x;
/* save current state of GPCNTL and GPREG */
- old_gpreg = INB (nc_gpreg);
- old_gpcntl = INB (nc_gpcntl);
+ old_gpreg = INB(np, nc_gpreg);
+ old_gpcntl = INB(np, nc_gpcntl);
gpcntl = old_gpcntl & 0x1c;
/* set up GPREG & GPCNTL to set GPIO0 and GPIO1 in to known state */
- OUTB (nc_gpreg, old_gpreg);
- OUTB (nc_gpcntl, gpcntl);
+ OUTB(np, nc_gpreg, old_gpreg);
+ OUTB(np, nc_gpcntl, gpcntl);
/* this is to set NVRAM into a known state with GPIO0/1 both low */
gpreg = old_gpreg;
}
/* return GPIO0/1 to original states after having accessed NVRAM */
- OUTB (nc_gpcntl, old_gpcntl);
- OUTB (nc_gpreg, old_gpreg);
+ OUTB(np, nc_gpcntl, old_gpcntl);
+ OUTB(np, nc_gpreg, old_gpreg);
return 0;
}
int x;
/* save current state of GPCNTL and GPREG */
- old_gpreg = INB (nc_gpreg);
- old_gpcntl = INB (nc_gpcntl);
+ old_gpreg = INB(np, nc_gpreg);
+ old_gpcntl = INB(np, nc_gpcntl);
gpcntl = old_gpcntl & 0x1c;
/* set up GPREG & GPCNTL to set GPIO0 and GPIO1 in to known state */
- OUTB (nc_gpreg, old_gpreg);
- OUTB (nc_gpcntl, gpcntl);
+ OUTB(np, nc_gpreg, old_gpreg);
+ OUTB(np, nc_gpcntl, gpcntl);
/* this is to set NVRAM into a known state with GPIO0/1 both low */
gpreg = old_gpreg;
/* now set up GPIO0 for inputting data */
gpcntl |= 0x01;
- OUTB (nc_gpcntl, gpcntl);
+ OUTB(np, nc_gpcntl, gpcntl);
/* input all requested data - only part of total NVRAM */
for (x = 0; x < len; x++)
/* finally put NVRAM back in inactive mode */
gpcntl &= 0xfe;
- OUTB (nc_gpcntl, gpcntl);
+ OUTB(np, nc_gpcntl, gpcntl);
S24C16_stop(np, &gpreg);
retv = 0;
out:
/* return GPIO0/1 to original states after having accessed NVRAM */
- OUTB (nc_gpcntl, old_gpcntl);
- OUTB (nc_gpreg, old_gpreg);
+ OUTB(np, nc_gpcntl, old_gpcntl);
+ OUTB(np, nc_gpreg, old_gpreg);
return retv;
}
*/
static void T93C46_Clk(struct sym_device *np, u_char *gpreg)
{
- OUTB (nc_gpreg, *gpreg | 0x04);
- UDELAY (2);
- OUTB (nc_gpreg, *gpreg);
+ OUTB(np, nc_gpreg, *gpreg | 0x04);
+ INB(np, nc_mbox1);
+ udelay(2);
+ OUTB(np, nc_gpreg, *gpreg);
}
/*
*/
static void T93C46_Read_Bit(struct sym_device *np, u_char *read_bit, u_char *gpreg)
{
- UDELAY (2);
+ udelay(2);
T93C46_Clk(np, gpreg);
- *read_bit = INB (nc_gpreg);
+ *read_bit = INB(np, nc_gpreg);
}
/*
*gpreg |= 0x10;
- OUTB (nc_gpreg, *gpreg);
- UDELAY (2);
+ OUTB(np, nc_gpreg, *gpreg);
+ INB(np, nc_mbox1);
+ udelay(2);
T93C46_Clk(np, gpreg);
}
static void T93C46_Stop(struct sym_device *np, u_char *gpreg)
{
*gpreg &= 0xef;
- OUTB (nc_gpreg, *gpreg);
- UDELAY (2);
+ OUTB(np, nc_gpreg, *gpreg);
+ INB(np, nc_mbox1);
+ udelay(2);
T93C46_Clk(np, gpreg);
}
for (x = 0; x < 9; x++)
T93C46_Write_Bit(np, (u_char) (write_data >> (8 - x)), gpreg);
- *read_bit = INB (nc_gpreg);
+ *read_bit = INB(np, nc_gpreg);
}
/*
int retv = 1;
/* save current state of GPCNTL and GPREG */
- old_gpreg = INB (nc_gpreg);
- old_gpcntl = INB (nc_gpcntl);
+ old_gpreg = INB(np, nc_gpreg);
+ old_gpcntl = INB(np, nc_gpcntl);
/* set up GPREG & GPCNTL to set GPIO0/1/2/4 in to known state, 0 in,
1/2/4 out */
gpreg = old_gpreg & 0xe9;
- OUTB (nc_gpreg, gpreg);
+ OUTB(np, nc_gpreg, gpreg);
gpcntl = (old_gpcntl & 0xe9) | 0x09;
- OUTB (nc_gpcntl, gpcntl);
+ OUTB(np, nc_gpcntl, gpcntl);
/* input all of NVRAM, 64 words */
retv = T93C46_Read_Data(np, (u_short *) nvram,
sizeof(*nvram) / sizeof(short), &gpreg);
/* return GPIO0/1/2/4 to original states after having accessed NVRAM */
- OUTB (nc_gpcntl, old_gpcntl);
- OUTB (nc_gpreg, old_gpreg);
+ OUTB(np, nc_gpcntl, old_gpcntl);
+ OUTB(np, nc_gpreg, old_gpreg);
return retv;
}
return 0;
}
+#ifdef CONFIG_PARISC
+/*
+ * Host firmware (PDC) keeps a table for altering SCSI capabilities.
+ * Many newer machines export one channel of 53c896 chip as SE, 50-pin HD.
+ * Also used for Multi-initiator SCSI clusters to set the SCSI Initiator ID.
+ */
+static int sym_read_parisc_pdc(struct sym_device *np, struct pdc_initiator *pdc)
+{
+ struct hardware_path hwpath;
+ get_pci_node_path(np->pdev, &hwpath);
+ if (!pdc_get_initiator(&hwpath, pdc))
+ return 0;
+
+ return SYM_PARISC_PDC;
+}
+#else
+static inline int sym_read_parisc_pdc(struct sym_device *np,
+ struct pdc_initiator *x)
+{
+ return 0;
+}
+#endif
+
/*
* Try reading Symbios or Tekram NVRAM
*/
nvp->type = SYM_TEKRAM_NVRAM;
sym_display_Tekram_nvram(np, &nvp->data.Tekram);
} else {
- nvp->type = 0;
+ nvp->type = sym_read_parisc_pdc(np, &nvp->data.parisc);
}
return nvp->type;
}
+
+char *sym_nvram_type(struct sym_nvram *nvp)
+{
+ switch (nvp->type) {
+ case SYM_SYMBIOS_NVRAM:
+ return "Symbios NVRAM";
+ case SYM_TEKRAM_NVRAM:
+ return "Tekram NVRAM";
+ case SYM_PARISC_PDC:
+ return "PA-RISC Firmware";
+ default:
+ return "No NVRAM";
+ }
+}