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Diffstat (limited to 'sys/dev/hfa/fore_var.h')
| -rw-r--r-- | sys/dev/hfa/fore_var.h | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/sys/dev/hfa/fore_var.h b/sys/dev/hfa/fore_var.h new file mode 100644 index 000000000000..57cedb3a761f --- /dev/null +++ b/sys/dev/hfa/fore_var.h @@ -0,0 +1,274 @@ +/*- + * + * =================================== + * HARP | Host ATM Research Platform + * =================================== + * + * + * This Host ATM Research Platform ("HARP") file (the "Software") is + * made available by Network Computing Services, Inc. ("NetworkCS") + * "AS IS". NetworkCS does not provide maintenance, improvements or + * support of any kind. + * + * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, + * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE + * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE. + * In no event shall NetworkCS be responsible for any damages, including + * but not limited to consequential damages, arising from or relating to + * any use of the Software or related support. + * + * Copyright 1994-1998 Network Computing Services, Inc. + * + * Copies of this Software may be made, however, the above copyright + * notice must be reproduced on all copies. + * + * @(#) $FreeBSD$ + * + */ + +/* + * FORE Systems 200-Series Adapter Support + * --------------------------------------- + * + * Host protocol control blocks + * + */ + +#ifndef _FORE_VAR_H +#define _FORE_VAR_H + +/* + * Device VCC Entry + * + * Contains the common and Fore-specific information for each VCC + * which is opened through a Fore device. + */ +struct fore_vcc { + struct cmn_vcc fv_cmn; /* Common VCC stuff */ + Fore_aal fv_aal; /* CP version of AAL */ + uint32_t rate; /* Rate control (data/idle cell ratio) */ +}; +typedef struct fore_vcc Fore_vcc; + +#define fv_next fv_cmn.cv_next +#define fv_toku fv_cmn.cv_toku +#define fv_upper fv_cmn.cv_upper +#define fv_connvc fv_cmn.cv_connvc +#define fv_state fv_cmn.cv_state +#define fv_flags fv_cmn.cv_flags + +/* + * VCC Flags + */ +#define FVF_ACTCMD 0x01 /* Activate command issued */ + + +/* + * Host Transmit Queue Element + * + * Defines the host's view of the CP PDU Transmit Queue + */ +struct h_xmit_queue { + struct h_xmit_queue *hxq_next; /* Next element in queue */ + Xmit_queue *hxq_cpelem; /* CP queue element */ + Q_status *hxq_status; /* Element status word */ + Xmit_descr *hxq_descr; /* Element's transmit descriptor */ + vm_paddr_t hxq_descr_dma; /* Element's transmit descriptor */ + Fore_vcc *hxq_vcc; /* Data's VCC */ + KBuffer *hxq_buf; /* Data's buffer chain head */ + H_dma hxq_dma[XMIT_MAX_SEGS]; /* DMA addresses for segments */ +}; +typedef struct h_xmit_queue H_xmit_queue; + + + +/* + * Host Receive Queue Element + * + * Defines the host's view of the CP PDU Receive Queue + */ +struct h_recv_queue { + struct h_recv_queue *hrq_next; /* Next element in queue */ + Recv_queue *hrq_cpelem; /* CP queue element */ + Q_status *hrq_status; /* Element status word */ + Recv_descr *hrq_descr; /* Element's receive descriptor */ + vm_paddr_t hrq_descr_dma; /* Element's receive descriptor */ +}; +typedef struct h_recv_queue H_recv_queue; + + + +/* + * Host Buffer Supply Queue Element + * + * Defines the host's view of the CP Buffer Supply Queue + */ +struct h_buf_queue { + struct h_buf_queue *hbq_next; /* Next element in queue */ + Buf_queue *hbq_cpelem; /* CP queue element */ + Q_status *hbq_status; /* Element status word */ + Buf_descr *hbq_descr; /* Element's buffer descriptor array */ + vm_paddr_t hbq_descr_dma; /* Element's buffer descriptor array */ +}; +typedef struct h_buf_queue H_buf_queue; + + + +/* + * Host Command Queue Element + * + * Defines the host's view of the CP Command Queue + */ +struct h_cmd_queue { + struct h_cmd_queue *hcq_next; /* Next element in queue */ + Cmd_queue *hcq_cpelem; /* CP queue element */ + Q_status *hcq_status; /* Element status word */ + Cmd_code hcq_code; /* Command code */ + void *hcq_arg; /* Command-specific argument */ +}; +typedef struct h_cmd_queue H_cmd_queue; + + + +/* + * Host Buffer Handle + * + * For each buffer supplied to the CP, there will be one of these structures + * embedded into the non-data portion of the buffer. This will allow us to + * track which buffers are currently "controlled" by the CP. The address of + * this structure will supplied to/returned from the CP as the buffer handle. + */ +struct buf_handle { + Qelem_t bh_qelem; /* Queuing element */ + u_int bh_type; /* Buffer type (see below) */ + H_dma bh_dma; /* Buffer DMA address */ +}; +typedef struct buf_handle Buf_handle; +#define SIZEOF_Buf_handle 16 + +/* + * Buffer Types + */ +#define BHT_S1_SMALL 1 /* Buffer strategy 1, small */ +#define BHT_S1_LARGE 2 /* Buffer strategy 1, large */ +#define BHT_S2_SMALL 3 /* Buffer strategy 2, small */ +#define BHT_S2_LARGE 4 /* Buffer strategy 2, large */ + + + +/* + * Device Unit Structure + * + * Contains all the information for a single device (adapter). + */ +struct fore_unit { + Cmn_unit fu_cmn; /* Common unit stuff */ + Fore_reg *fu_ctlreg; /* Device control register */ + Fore_reg *fu_imask; /* Interrupt mask register */ + Fore_reg *fu_psr; /* PCI specific register */ +#ifdef COMPAT_OLDPCI + pcici_t fu_pcitag; /* PCI tag */ +#endif + Fore_mem *fu_ram; /* Device RAM */ + u_int fu_ramsize; /* Size of device RAM */ + Mon960 *fu_mon; /* Monitor program interface */ + Aali *fu_aali; /* Microcode program interface */ + u_int fu_timer; /* Watchdog timer value */ + + /* Transmit Queue */ + H_xmit_queue fu_xmit_q[XMIT_QUELEN]; /* Host queue */ + H_xmit_queue *fu_xmit_head; /* Queue head */ + H_xmit_queue *fu_xmit_tail; /* Queue tail */ + Q_status *fu_xmit_stat; /* Status array (host) */ + vm_paddr_t fu_xmit_statd; /* Status array (DMA) */ + + /* Receive Queue */ + H_recv_queue fu_recv_q[RECV_QUELEN]; /* Host queue */ + H_recv_queue *fu_recv_head; /* Queue head */ + Q_status *fu_recv_stat; /* Status array (host) */ + vm_paddr_t fu_recv_statd; /* Status array (DMA) */ + Recv_descr *fu_recv_desc; /* Descriptor array (host) */ + vm_paddr_t fu_recv_descd; /* Descriptor array (DMA) */ + + /* Buffer Supply Queue - Strategy 1 Small */ + H_buf_queue fu_buf1s_q[BUF1_SM_QUELEN]; /* Host queue */ + H_buf_queue *fu_buf1s_head; /* Queue head */ + H_buf_queue *fu_buf1s_tail; /* Queue tail */ + Q_status *fu_buf1s_stat; /* Status array (host) */ + vm_paddr_t fu_buf1s_statd;/* Status array (DMA) */ + Buf_descr *fu_buf1s_desc; /* Descriptor array (host) */ + vm_paddr_t fu_buf1s_descd;/* Descriptor array (DMA) */ + Queue_t fu_buf1s_bq; /* Queue of supplied buffers */ + u_int fu_buf1s_cnt; /* Count of supplied buffers */ + + /* Buffer Supply Queue - Strategy 1 Large */ + H_buf_queue fu_buf1l_q[BUF1_LG_QUELEN]; /* Host queue */ + H_buf_queue *fu_buf1l_head; /* Queue head */ + H_buf_queue *fu_buf1l_tail; /* Queue tail */ + Q_status *fu_buf1l_stat; /* Status array (host) */ + vm_paddr_t fu_buf1l_statd;/* Status array (DMA) */ + Buf_descr *fu_buf1l_desc; /* Descriptor array (host) */ + vm_paddr_t fu_buf1l_descd;/* Descriptor array (DMA) */ + Queue_t fu_buf1l_bq; /* Queue of supplied buffers */ + u_int fu_buf1l_cnt; /* Count of supplied buffers */ + + /* Command Queue */ + H_cmd_queue fu_cmd_q[CMD_QUELEN]; /* Host queue */ + H_cmd_queue *fu_cmd_head; /* Queue head */ + H_cmd_queue *fu_cmd_tail; /* Queue tail */ + Q_status *fu_cmd_stat; /* Status array (host) */ + vm_paddr_t fu_cmd_statd; /* Status array (DMA) */ + + Fore_stats *fu_stats; /* Device statistics buffer */ + vm_paddr_t fu_statsd; /* Device statistics buffer (DMA) */ + time_t fu_stats_time; /* Last stats request timestamp */ + int fu_stats_ret; /* Stats request return code */ + Fore_prom *fu_prom; /* Device PROM buffer */ + vm_paddr_t fu_promd; /* Device PROM buffer (DMA) */ + struct callout_handle fu_thandle; /* Timer handle */ + int fu_ft4; /* Running ForeThought 4 firmware */ + + /* shaping enable */ + u_int fu_shape; + u_int fu_num_shaped; /* number of shaped VCCs */ +}; +typedef struct fore_unit Fore_unit; + +#define fu_pif fu_cmn.cu_pif +#define fu_unit fu_cmn.cu_unit +#define fu_flags fu_cmn.cu_flags +#define fu_mtu fu_cmn.cu_mtu +#define fu_open_vcc fu_cmn.cu_open_vcc +#define fu_vcc fu_cmn.cu_vcc +#define fu_intrpri fu_cmn.cu_intrpri +#define fu_savepri fu_cmn.cu_savepri +#define fu_vcc_zone fu_cmn.cu_vcc_zone +#define fu_nif_zone fu_cmn.cu_nif_zone +#define fu_ioctl fu_cmn.cu_ioctl +#define fu_instvcc fu_cmn.cu_instvcc +#define fu_openvcc fu_cmn.cu_openvcc +#define fu_closevcc fu_cmn.cu_closevcc +#define fu_output fu_cmn.cu_output +#define fu_config fu_cmn.cu_config +#define fu_softc fu_cmn.cu_softc + +/* + * Device flags (in addition to CUF_* flags) + */ +#define FUF_STATCMD 0x80 /* Statistics request in progress */ + +/* + * Shaping values + */ +#define FUS_NO_SHAPING 0 +#define FUS_SHAPE_ONE 1 +#define FUS_SHAPE_ALL 2 + +/* + * Macros to access CP memory + */ +#define CP_READ(x) ntohl((u_long)(x)) +#define CP_WRITE(x) htonl((u_long)(x)) + +#endif /* _FORE_VAR_H */ |