/***************************** Lookup Tables **********************************/
-static char *ahd_chip_names[] =
+static const char *const ahd_chip_names[] =
{
"NONE",
"aic7901",
*/
struct ahd_hard_error_entry {
uint8_t errno;
- char *errmesg;
+ const char *errmesg;
};
-static struct ahd_hard_error_entry ahd_hard_errors[] = {
+static const struct ahd_hard_error_entry ahd_hard_errors[] = {
{ DSCTMOUT, "Discard Timer has timed out" },
{ ILLOPCODE, "Illegal Opcode in sequencer program" },
{ SQPARERR, "Sequencer Parity Error" },
};
static const u_int num_errors = ARRAY_SIZE(ahd_hard_errors);
-static struct ahd_phase_table_entry ahd_phase_table[] =
+static const struct ahd_phase_table_entry ahd_phase_table[] =
{
{ P_DATAOUT, MSG_NOOP, "in Data-out phase" },
{ P_DATAIN, MSG_INITIATOR_DET_ERR, "in Data-in phase" },
#endif
static void ahd_loadseq(struct ahd_softc *ahd);
static int ahd_check_patch(struct ahd_softc *ahd,
- struct patch **start_patch,
+ const struct patch **start_patch,
u_int start_instr, u_int *skip_addr);
static u_int ahd_resolve_seqaddr(struct ahd_softc *ahd,
u_int address);
struct scb *scb);
static void ahd_handle_scb_status(struct ahd_softc *ahd,
struct scb *scb);
-static struct ahd_phase_table_entry* ahd_lookup_phase_entry(int phase);
+static const struct ahd_phase_table_entry* ahd_lookup_phase_entry(int phase);
static void ahd_shutdown(void *arg);
static void ahd_update_coalescing_values(struct ahd_softc *ahd,
u_int timer,
int target, char channel, int lun,
u_int tag, role_t role);
+static void ahd_reset_cmds_pending(struct ahd_softc *ahd);
+
+/*************************** Interrupt Services *******************************/
+static void ahd_run_qoutfifo(struct ahd_softc *ahd);
+#ifdef AHD_TARGET_MODE
+static void ahd_run_tqinfifo(struct ahd_softc *ahd, int paused);
+#endif
+static void ahd_handle_hwerrint(struct ahd_softc *ahd);
+static void ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat);
+static void ahd_handle_scsiint(struct ahd_softc *ahd,
+ u_int intstat);
+
/************************ Sequencer Execution Control *************************/
void
ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst)
ahd->dst_mode = dst;
}
-void
+static void
ahd_update_modes(struct ahd_softc *ahd)
{
ahd_mode_state mode_ptr;
ahd_known_modes(ahd, src, dst);
}
-void
+static void
ahd_assert_modes(struct ahd_softc *ahd, ahd_mode srcmode,
ahd_mode dstmode, const char *file, int line)
{
}
}
-void
+static void
ahd_setup_scb_common(struct ahd_softc *ahd, struct scb *scb)
{
/* XXX Handle target mode SCBs. */
ahd_htole32(scb->sense_busaddr);
}
-void
+static void
ahd_setup_data_scb(struct ahd_softc *ahd, struct scb *scb)
{
/*
scb->hscb->sgptr = ahd_htole32(scb->sg_list_busaddr|SG_FULL_RESID);
}
-void
+static void
ahd_setup_noxfer_scb(struct ahd_softc *ahd, struct scb *scb)
{
scb->hscb->sgptr = ahd_htole32(SG_LIST_NULL);
}
/************************** Memory mapping routines ***************************/
-void *
+static void *
ahd_sg_bus_to_virt(struct ahd_softc *ahd, struct scb *scb, uint32_t sg_busaddr)
{
dma_addr_t sg_offset;
return ((uint8_t *)scb->sg_list + sg_offset);
}
-uint32_t
+static uint32_t
ahd_sg_virt_to_bus(struct ahd_softc *ahd, struct scb *scb, void *sg)
{
dma_addr_t sg_offset;
return (scb->sg_list_busaddr + sg_offset);
}
-void
+static void
ahd_sync_scb(struct ahd_softc *ahd, struct scb *scb, int op)
{
ahd_dmamap_sync(ahd, ahd->scb_data.hscb_dmat,
/*len*/ahd_sg_size(ahd) * scb->sg_count, op);
}
-void
+static void
ahd_sync_sense(struct ahd_softc *ahd, struct scb *scb, int op)
{
ahd_dmamap_sync(ahd, ahd->scb_data.sense_dmat,
/*len*/AHD_SENSE_BUFSIZE, op);
}
-uint32_t
+#ifdef AHD_TARGET_MODE
+static uint32_t
ahd_targetcmd_offset(struct ahd_softc *ahd, u_int index)
{
return (((uint8_t *)&ahd->targetcmds[index])
- (uint8_t *)ahd->qoutfifo);
}
+#endif
/*********************** Miscelaneous Support Functions ***********************/
/*
ahd_outb(ahd, SCBPTR+1, (scbptr >> 8) & 0xFF);
}
-u_int
+#if 0 /* unused */
+static u_int
ahd_get_hnscb_qoff(struct ahd_softc *ahd)
{
return (ahd_inw_atomic(ahd, HNSCB_QOFF));
}
+#endif
-void
+static void
ahd_set_hnscb_qoff(struct ahd_softc *ahd, u_int value)
{
ahd_outw_atomic(ahd, HNSCB_QOFF, value);
}
-u_int
+#if 0 /* unused */
+static u_int
ahd_get_hescb_qoff(struct ahd_softc *ahd)
{
return (ahd_inb(ahd, HESCB_QOFF));
}
+#endif
-void
+static void
ahd_set_hescb_qoff(struct ahd_softc *ahd, u_int value)
{
ahd_outb(ahd, HESCB_QOFF, value);
}
-u_int
+static u_int
ahd_get_snscb_qoff(struct ahd_softc *ahd)
{
u_int oldvalue;
return (oldvalue);
}
-void
+static void
ahd_set_snscb_qoff(struct ahd_softc *ahd, u_int value)
{
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
ahd_outw(ahd, SNSCB_QOFF, value);
}
-u_int
+#if 0 /* unused */
+static u_int
ahd_get_sescb_qoff(struct ahd_softc *ahd)
{
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
return (ahd_inb(ahd, SESCB_QOFF));
}
+#endif
-void
+static void
ahd_set_sescb_qoff(struct ahd_softc *ahd, u_int value)
{
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
ahd_outb(ahd, SESCB_QOFF, value);
}
-u_int
+#if 0 /* unused */
+static u_int
ahd_get_sdscb_qoff(struct ahd_softc *ahd)
{
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
return (ahd_inb(ahd, SDSCB_QOFF) | (ahd_inb(ahd, SDSCB_QOFF + 1) << 8));
}
+#endif
-void
+static void
ahd_set_sdscb_qoff(struct ahd_softc *ahd, u_int value)
{
AHD_ASSERT_MODES(ahd, AHD_MODE_CCHAN_MSK, AHD_MODE_CCHAN_MSK);
| (ahd_inb_scbram(ahd, offset+1) << 8));
}
-uint32_t
+static uint32_t
ahd_inl_scbram(struct ahd_softc *ahd, u_int offset)
{
return (ahd_inw_scbram(ahd, offset)
| (ahd_inw_scbram(ahd, offset+2) << 16));
}
-uint64_t
+static uint64_t
ahd_inq_scbram(struct ahd_softc *ahd, u_int offset)
{
return (ahd_inl_scbram(ahd, offset)
return (scb);
}
-void
+static void
ahd_swap_with_next_hscb(struct ahd_softc *ahd, struct scb *scb)
{
struct hardware_scb *q_hscb;
}
/************************** Interrupt Processing ******************************/
-void
+static void
ahd_sync_qoutfifo(struct ahd_softc *ahd, int op)
{
ahd_dmamap_sync(ahd, ahd->shared_data_dmat, ahd->shared_data_map.dmamap,
/*len*/AHD_SCB_MAX * sizeof(struct ahd_completion), op);
}
-void
+static void
ahd_sync_tqinfifo(struct ahd_softc *ahd, int op)
{
#ifdef AHD_TARGET_MODE
*/
#define AHD_RUN_QOUTFIFO 0x1
#define AHD_RUN_TQINFIFO 0x2
-u_int
+static u_int
ahd_check_cmdcmpltqueues(struct ahd_softc *ahd)
{
u_int retval;
* a copy of the first byte (little endian) of the sgptr
* hscb field.
*/
-void
+static void
ahd_run_qoutfifo(struct ahd_softc *ahd)
{
struct ahd_completion *completion;
}
/************************* Interrupt Handling *********************************/
-void
+static void
ahd_handle_hwerrint(struct ahd_softc *ahd)
{
/*
}
#endif /* AHD_DEBUG */
-void
+static void
ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat)
{
u_int seqintcode;
ahd_unpause(ahd);
}
-void
+static void
ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat)
{
struct scb *scb;
if ((ahd->bugs & AHD_CLRLQO_AUTOCLR_BUG) != 0)
ahd_outb(ahd, CLRLQOINT1, 0);
} else if ((status & SELTO) != 0) {
- u_int scbid;
-
/* Stop the selection */
ahd_outb(ahd, SCSISEQ0, 0);
case BUSFREE_DFF0:
case BUSFREE_DFF1:
{
- u_int scbid;
- struct scb *scb;
-
mode = busfreetime == BUSFREE_DFF0
? AHD_MODE_DFF0 : AHD_MODE_DFF1;
ahd_set_modes(ahd, mode, mode);
* by the capabilities of the bus connectivity of and sync settings for
* the target.
*/
-void
+static void
ahd_devlimited_syncrate(struct ahd_softc *ahd,
struct ahd_initiator_tinfo *tinfo,
u_int *period, u_int *ppr_options, role_t role)
/*
* Harpoon2A assumed that there would be a
- * fallback rate between 160MHz and 80Mhz,
+ * fallback rate between 160MHz and 80MHz,
* so 7 is used as the period factor rather
* than 8 for 160MHz.
*/
devinfo->target, devinfo->lun);
}
-static struct ahd_phase_table_entry*
+static const struct ahd_phase_table_entry*
ahd_lookup_phase_entry(int phase)
{
- struct ahd_phase_table_entry *entry;
- struct ahd_phase_table_entry *last_entry;
+ const struct ahd_phase_table_entry *entry;
+ const struct ahd_phase_table_entry *last_entry;
/*
* num_phases doesn't include the default entry which
+ ARRAY_SIZE(ahd->qinfifo) - wrap_qinpos);
}
-void
+static void
ahd_reset_cmds_pending(struct ahd_softc *ahd)
{
struct scb *scb;
int
ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset)
{
- struct ahd_devinfo devinfo;
+ struct ahd_devinfo caminfo;
u_int initiator;
u_int target;
u_int max_scsiid;
ahd->pending_device = NULL;
- ahd_compile_devinfo(&devinfo,
+ ahd_compile_devinfo(&caminfo,
CAM_TARGET_WILDCARD,
CAM_TARGET_WILDCARD,
CAM_LUN_WILDCARD,
}
/* Notify the XPT that a bus reset occurred */
- ahd_send_async(ahd, devinfo.channel, CAM_TARGET_WILDCARD,
+ ahd_send_async(ahd, caminfo.channel, CAM_TARGET_WILDCARD,
CAM_LUN_WILDCARD, AC_BUS_RESET);
ahd_restart(ahd);
struct cs cs_table[num_critical_sections];
u_int begin_set[num_critical_sections];
u_int end_set[num_critical_sections];
- struct patch *cur_patch;
+ const struct patch *cur_patch;
u_int cs_count;
u_int cur_cs;
u_int i;
}
static int
-ahd_check_patch(struct ahd_softc *ahd, struct patch **start_patch,
+ahd_check_patch(struct ahd_softc *ahd, const struct patch **start_patch,
u_int start_instr, u_int *skip_addr)
{
- struct patch *cur_patch;
- struct patch *last_patch;
+ const struct patch *cur_patch;
+ const struct patch *last_patch;
u_int num_patches;
num_patches = ARRAY_SIZE(patches);
static u_int
ahd_resolve_seqaddr(struct ahd_softc *ahd, u_int address)
{
- struct patch *cur_patch;
+ const struct patch *cur_patch;
int address_offset;
u_int skip_addr;
u_int i;
}
int
-ahd_print_register(ahd_reg_parse_entry_t *table, u_int num_entries,
+ahd_print_register(const ahd_reg_parse_entry_t *table, u_int num_entries,
const char *name, u_int address, u_int value,
u_int *cur_column, u_int wrap_point)
{
#endif
}
-void
+static void
ahd_run_tqinfifo(struct ahd_softc *ahd, int paused)
{
struct target_cmd *cmd;