* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
- * $Id: //depot/aic7xxx/aic7xxx/aic79xx.h#95 $
+ * $Id: //depot/aic7xxx/aic7xxx/aic79xx.h#109 $
*
* $FreeBSD$
*/
struct scb_platform_data;
/****************************** Useful Macros *********************************/
-#ifndef MAX
-#define MAX(a,b) (((a) > (b)) ? (a) : (b))
-#endif
-
-#ifndef MIN
-#define MIN(a,b) (((a) < (b)) ? (a) : (b))
-#endif
-
#ifndef TRUE
#define TRUE 1
#endif
#define FALSE 0
#endif
-#define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array))
-
#define ALL_CHANNELS '\0'
#define ALL_TARGETS_MASK 0xFFFF
#define INITIATOR_WILDCARD (~0)
#define SCB_LIST_NULL 0xFF00
#define SCB_LIST_NULL_LE (ahd_htole16(SCB_LIST_NULL))
-#define QOUTFIFO_ENTRY_VALID 0x8000
-#define QOUTFIFO_ENTRY_VALID_LE (ahd_htole16(0x8000))
+#define QOUTFIFO_ENTRY_VALID 0x80
#define SCBID_IS_NULL(scbid) (((scbid) & 0xFF00 ) == SCB_LIST_NULL)
#define SCSIID_TARGET(ahd, scsiid) \
typedef enum {
AHD_FENONE = 0x00000,
AHD_WIDE = 0x00001,/* Wide Channel */
+ AHD_AIC79XXB_SLOWCRC = 0x00002,/* SLOWCRC bit should be set */
AHD_MULTI_FUNC = 0x00100,/* Multi-Function/Channel Device */
AHD_TARGETMODE = 0x01000,/* Has tested target mode support */
AHD_MULTIROLE = 0x02000,/* Space for two roles at a time */
AHD_CURRENT_SENSING = 0x40000,
AHD_SCB_CONFIG_USED = 0x80000,/* No SEEPROM but SCB had info. */
AHD_HP_BOARD = 0x100000,
- AHD_RESET_POLL_ACTIVE = 0x200000,
+ AHD_BUS_RESET_ACTIVE = 0x200000,
AHD_UPDATE_PEND_CMDS = 0x400000,
AHD_RUNNING_QOUTFIFO = 0x800000,
AHD_HAD_FIRST_SEL = 0x1000000
struct map_node {
bus_dmamap_t dmamap;
- bus_addr_t physaddr;
+ dma_addr_t physaddr;
uint8_t *vaddr;
SLIST_ENTRY(map_node) links;
};
SCB_PACKETIZED = 0x00800,
SCB_EXPECT_PPR_BUSFREE = 0x01000,
SCB_PKT_SENSE = 0x02000,
- SCB_CMDPHASE_ABORT = 0x04000,
+ SCB_EXTERNAL_RESET = 0x04000,/* Device was reset externally */
SCB_ON_COL_LIST = 0x08000,
SCB_SILENT = 0x10000 /*
* Be quiet about transmission type
struct map_node *sense_map;
void *sg_list;
uint8_t *sense_data;
- bus_addr_t sg_list_busaddr;
- bus_addr_t sense_busaddr;
+ dma_addr_t sg_list_busaddr;
+ dma_addr_t sense_busaddr;
u_int sg_count;/* How full ahd_dma_seg is */
#define AHD_MAX_LQ_CRC_ERRORS 5
u_int crc_retry_count;
int ahd_write_seeprom(struct ahd_softc *ahd, uint16_t *buf,
u_int start_addr, u_int count);
-int ahd_wait_seeprom(struct ahd_softc *ahd);
-int ahd_verify_vpd_cksum(struct vpd_config *vpd);
int ahd_verify_cksum(struct seeprom_config *sc);
int ahd_acquire_seeprom(struct ahd_softc *ahd);
void ahd_release_seeprom(struct ahd_softc *ahd);
typedef void ahd_callback_t (void *);
+struct ahd_completion
+{
+ uint16_t tag;
+ uint8_t sg_status;
+ uint8_t valid_tag;
+};
+
struct ahd_softc {
bus_space_tag_t tags[2];
bus_space_handle_t bshs[2];
struct scb_data scb_data;
struct hardware_scb *next_queued_hscb;
+ struct map_node *next_queued_hscb_map;
/*
* SCBs that have been sent to the controller
ahd_flag flags;
struct seeprom_config *seep_config;
- /* Values to store in the SEQCTL register for pause and unpause */
- uint8_t unpause;
- uint8_t pause;
-
/* Command Queues */
+ struct ahd_completion *qoutfifo;
uint16_t qoutfifonext;
uint16_t qoutfifonext_valid_tag;
uint16_t qinfifonext;
uint16_t qinfifo[AHD_SCB_MAX];
- uint16_t *qoutfifo;
+
+ /*
+ * Our qfreeze count. The sequencer compares
+ * this value with its own counter to determine
+ * whether to allow selections to occur.
+ */
+ uint16_t qfreeze_cnt;
+
+ /* Values to store in the SEQCTL register for pause and unpause */
+ uint8_t unpause;
+ uint8_t pause;
/* Critical Section Data */
struct cs *critical_sections;
*/
bus_dma_tag_t parent_dmat;
bus_dma_tag_t shared_data_dmat;
- bus_dmamap_t shared_data_dmamap;
- bus_addr_t shared_data_busaddr;
+ struct map_node shared_data_map;
/* Information saved through suspend/resume cycles */
struct ahd_suspend_state suspend_state;
uint16_t user_tagenable;/* Tagged Queuing allowed */
};
-TAILQ_HEAD(ahd_softc_tailq, ahd_softc);
-extern struct ahd_softc_tailq ahd_tailq;
-
/*************************** IO Cell Configuration ****************************/
#define AHD_PRECOMP_SLEW_INDEX \
(AHD_ANNEXCOL_PRECOMP_SLEW - AHD_ANNEXCOL_PER_DEV0)
};
/****************************** PCI Structures ********************************/
-#define AHD_PCI_IOADDR0 PCIR_MAPS /* I/O BAR*/
-#define AHD_PCI_MEMADDR (PCIR_MAPS + 4) /* Memory BAR */
-#define AHD_PCI_IOADDR1 (PCIR_MAPS + 12)/* Second I/O BAR */
+#define AHD_PCI_IOADDR0 PCIR_BAR(0) /* I/O BAR*/
+#define AHD_PCI_MEMADDR PCIR_BAR(1) /* Memory BAR */
+#define AHD_PCI_IOADDR1 PCIR_BAR(3) /* Second I/O BAR */
typedef int (ahd_device_setup_t)(struct ahd_softc *);
char *name;
ahd_device_setup_t *setup;
};
-extern struct ahd_pci_identity ahd_pci_ident_table [];
-extern const u_int ahd_num_pci_devs;
/***************************** VL/EISA Declarations ***************************/
struct aic7770_identity {
/*************************** Function Declarations ****************************/
/******************************************************************************/
void ahd_reset_cmds_pending(struct ahd_softc *ahd);
-u_int ahd_find_busy_tcl(struct ahd_softc *ahd, u_int tcl);
-void ahd_busy_tcl(struct ahd_softc *ahd,
- u_int tcl, u_int busyid);
-static __inline void ahd_unbusy_tcl(struct ahd_softc *ahd, u_int tcl);
-static __inline void
-ahd_unbusy_tcl(struct ahd_softc *ahd, u_int tcl)
-{
- ahd_busy_tcl(ahd, tcl, SCB_LIST_NULL);
-}
/***************************** PCI Front End *********************************/
struct ahd_pci_identity *ahd_find_pci_device(ahd_dev_softc_t);
int ahd_pci_test_register_access(struct ahd_softc *);
/************************** SCB and SCB queue management **********************/
-int ahd_probe_scbs(struct ahd_softc *);
void ahd_qinfifo_requeue_tail(struct ahd_softc *ahd,
struct scb *scb);
int ahd_match_scb(struct ahd_softc *ahd, struct scb *scb,
int ahd_parse_cfgdata(struct ahd_softc *ahd,
struct seeprom_config *sc);
void ahd_intr_enable(struct ahd_softc *ahd, int enable);
-void ahd_update_coalescing_values(struct ahd_softc *ahd,
- u_int timer,
- u_int maxcmds,
- u_int mincmds);
-void ahd_enable_coalescing(struct ahd_softc *ahd,
- int enable);
void ahd_pause_and_flushwork(struct ahd_softc *ahd);
int ahd_suspend(struct ahd_softc *ahd);
-int ahd_resume(struct ahd_softc *ahd);
-void ahd_softc_insert(struct ahd_softc *);
-struct ahd_softc *ahd_find_softc(struct ahd_softc *ahd);
void ahd_set_unit(struct ahd_softc *, int);
void ahd_set_name(struct ahd_softc *, char *);
struct scb *ahd_get_scb(struct ahd_softc *ahd, u_int col_idx);
void ahd_free_scb(struct ahd_softc *ahd, struct scb *scb);
-void ahd_alloc_scbs(struct ahd_softc *ahd);
void ahd_free(struct ahd_softc *ahd);
int ahd_reset(struct ahd_softc *ahd, int reinit);
-void ahd_shutdown(void *arg);
int ahd_write_flexport(struct ahd_softc *ahd,
u_int addr, u_int value);
int ahd_read_flexport(struct ahd_softc *ahd, u_int addr,
uint8_t *value);
-int ahd_wait_flexport(struct ahd_softc *ahd);
/*************************** Interrupt Services *******************************/
-void ahd_pci_intr(struct ahd_softc *ahd);
-void ahd_clear_intstat(struct ahd_softc *ahd);
-void ahd_flush_qoutfifo(struct ahd_softc *ahd);
void ahd_run_qoutfifo(struct ahd_softc *ahd);
#ifdef AHD_TARGET_MODE
void ahd_run_tqinfifo(struct ahd_softc *ahd, int paused);
void ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat);
void ahd_handle_scsiint(struct ahd_softc *ahd,
u_int intstat);
-void ahd_clear_critical_section(struct ahd_softc *ahd);
/***************************** Error Recovery *********************************/
typedef enum {
char channel, int lun, u_int tag,
int stop_on_first, int remove,
int save_state);
-void ahd_freeze_devq(struct ahd_softc *ahd, struct scb *scb);
int ahd_reset_channel(struct ahd_softc *ahd, char channel,
int initiate_reset);
-int ahd_abort_scbs(struct ahd_softc *ahd, int target,
- char channel, int lun, u_int tag,
- role_t role, uint32_t status);
-void ahd_restart(struct ahd_softc *ahd);
-void ahd_clear_fifo(struct ahd_softc *ahd, u_int fifo);
-void ahd_handle_scb_status(struct ahd_softc *ahd,
- struct scb *scb);
-void ahd_handle_scsi_status(struct ahd_softc *ahd,
- struct scb *scb);
-void ahd_calc_residual(struct ahd_softc *ahd,
- struct scb *scb);
/*************************** Utility Functions ********************************/
-struct ahd_phase_table_entry*
- ahd_lookup_phase_entry(int phase);
void ahd_compile_devinfo(struct ahd_devinfo *devinfo,
u_int our_id, u_int target,
u_int lun, char channel,
/************************** Transfer Negotiation ******************************/
void ahd_find_syncrate(struct ahd_softc *ahd, u_int *period,
u_int *ppr_options, u_int maxsync);
-void ahd_validate_offset(struct ahd_softc *ahd,
- struct ahd_initiator_tinfo *tinfo,
- u_int period, u_int *offset,
- int wide, role_t role);
-void ahd_validate_width(struct ahd_softc *ahd,
- struct ahd_initiator_tinfo *tinfo,
- u_int *bus_width,
- role_t role);
/*
* Negotiation types. These are used to qualify if we should renegotiate
* even if our goal and current transport parameters are identical.
AHD_QUEUE_TAGGED
} ahd_queue_alg;
-void ahd_set_tags(struct ahd_softc *ahd,
- struct ahd_devinfo *devinfo,
- ahd_queue_alg alg);
-
/**************************** Target Mode *************************************/
#ifdef AHD_TARGET_MODE
void ahd_send_lstate_events(struct ahd_softc *,
#define AHD_SHOW_INT_COALESCING 0x10000
#define AHD_DEBUG_SEQUENCER 0x20000
#endif
-void ahd_print_scb(struct scb *scb);
void ahd_print_devinfo(struct ahd_softc *ahd,
struct ahd_devinfo *devinfo);
-void ahd_dump_sglist(struct scb *scb);
-void ahd_dump_all_cards_state(void);
void ahd_dump_card_state(struct ahd_softc *ahd);
int ahd_print_register(ahd_reg_parse_entry_t *table,
u_int num_entries,
u_int value,
u_int *cur_column,
u_int wrap_point);
-void ahd_dump_scbs(struct ahd_softc *ahd);
#endif /* _AIC79XX_H_ */