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Diffstat (limited to 'sys/i4b/layer1/isic/i4b_isac.h')
| -rw-r--r-- | sys/i4b/layer1/isic/i4b_isac.h | 390 |
1 files changed, 390 insertions, 0 deletions
diff --git a/sys/i4b/layer1/isic/i4b_isac.h b/sys/i4b/layer1/isic/i4b_isac.h new file mode 100644 index 0000000000000..2d92d000f225b --- /dev/null +++ b/sys/i4b/layer1/isic/i4b_isac.h @@ -0,0 +1,390 @@ +/* + * Copyright (c) 1996, 2000 Gary Jennejohn. All rights reserved. + * + * 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. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * 4. Altered versions must be plainly marked as such, and must not be + * misrepresented as being the original software and/or documentation. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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. + * + *--------------------------------------------------------------------------- + * + * $Id: i4b_isac.h,v 1.2 2000/03/09 16:12:51 hm Exp $ + * + * $FreeBSD$ + * + * last edit-date: [Mon Dec 13 22:01:25 1999] + * + *---------------------------------------------------------------------------*/ + +#ifndef I4B_ISAC_H_ +#define I4B_ISAC_H_ + +/* + * The ISAC databook specifies a delay of 2.5 DCL clock cycles between + * writes to the ISAC command register CMDR. This is the delay used to + * satisfy this requirement. + */ + +#define I4B_ISAC_CMDRWRDELAY 30 + +#if (I4B_ISAC_CMDRWRDELAY > 0) +#define ISACCMDRWRDELAY() DELAY(I4B_ISAC_CMDRWRDELAY) +#else +#warning "I4B_ISAC_CMDRWRDELAY set to 0!" +#define ISACCMDRWRDELAY() +#endif + +enum ISAC_VERSIONS { + ISAC_VA, /* 2085 A1 or A2, 2086/2186 V1.1 */ + ISAC_VB1, /* 2085 B1 */ + ISAC_VB2, /* 2085 B2 */ + ISAC_VB3, /* 2085 B3/V2.3 */ + ISAC_UNKN /* unknown version */ +}; + +#define ISAC_FIFO_LEN 32 /* 32 bytes FIFO on chip */ + +/* + * definitions of registers and bits for the ISAC ISDN chip. + */ + +typedef struct isac_reg { + + /* 32 byte deep FIFO always first */ + + unsigned char isac_fifo [ISAC_FIFO_LEN]; + + /* most registers can be read/written, but have different names */ + /* so define a union with read/write names to make that clear */ + + union { + struct { + unsigned char isac_ista; + unsigned char isac_star; + unsigned char isac_mode; + unsigned char isac_timr; + unsigned char isac_exir; + unsigned char isac_rbcl; + unsigned char isac_sapr; + unsigned char isac_rsta; + unsigned char dummy_28; + unsigned char isac_rhcr; + unsigned char isac_rbch; + unsigned char isac_star2; + unsigned char dummy_2c; + unsigned char dummy_2d; + unsigned char dummy_2e; + unsigned char dummt_2f; + unsigned char isac_spcr; + unsigned char isac_cirr; + unsigned char isac_mor; + unsigned char isac_sscr; + unsigned char isac_sfcr; + unsigned char isac_c1r; + unsigned char isac_c2r; + unsigned char isac_b1cr; + unsigned char isac_b2cr; + unsigned char isac_adf2; + unsigned char isac_mosr; + unsigned char isac_sqrr; + } isac_r; + struct { + unsigned char isac_mask; + unsigned char isac_cmdr; + unsigned char isac_mode; + unsigned char isac_timr; + unsigned char isac_xad1; + unsigned char isac_xad2; + unsigned char isac_sap1; + unsigned char isac_sap2; + unsigned char isac_tei1; + unsigned char isac_tei2; + unsigned char dummy_2a; + unsigned char isac_star2; + unsigned char dummy_2c; + unsigned char dummy_2d; + unsigned char dummy_2e; + unsigned char dummt_2f; + unsigned char isac_spcr; + unsigned char isac_cixr; + unsigned char isac_mox; + unsigned char isac_sscx; + unsigned char isac_sfcw; + unsigned char isac_c1r; + unsigned char isac_c2r; + unsigned char isac_stcr; + unsigned char isac_adf1; + unsigned char isac_adf2; + unsigned char isac_mocr; + unsigned char isac_sqxr; + } isac_w; + } isac_rw; +} isac_reg_t; + +#define REG_OFFSET(type, field) (int)(&(((type *)0)->field)) + +/* ISAC read registers */ + +#define i_ista isac_rw.isac_r.isac_ista +#define I_ISTA REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_ista) +#define i_star isac_rw.isac_r.isac_star +#define I_STAR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_star) +#define i_mode isac_rw.isac_r.isac_mode +#define I_MODE REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_mode) +#define i_timr isac_rw.isac_r.isac_timr +#define I_TIMR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_timr) +#define i_exir isac_rw.isac_r.isac_exir +#define I_EXIR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_exir) +#define i_rbcl isac_rw.isac_r.isac_rbcl +#define I_RBCL REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_rbcl) +#define i_sapr isac_rw.isac_r.isac_sapr +#define I_SAPR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_sapr) +#define i_rsta isac_rw.isac_r.isac_rsta +#define I_RSTA REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_rsta) +#define i_rhcr isac_rw.isac_r.isac_rhcr +#define I_RHCR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_rhcr) +#define i_rbch isac_rw.isac_r.isac_rbch +#define I_RBCH REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_rbch) +#define i_star2 isac_rw.isac_r.isac_star2 +#define I_STAR2 REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_star2) +#define i_spcr isac_rw.isac_r.isac_spcr +#define I_SPCR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_spcr) +#define i_cirr isac_rw.isac_r.isac_cirr +#define I_CIRR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_cirr) +#define i_mor isac_rw.isac_r.isac_mor +#define I_MOR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_mor) +#define i_sscr isac_rw.isac_r.isac_sscr +#define I_SSCR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_sscr) +#define i_sfcr isac_rw.isac_r.isac_sfcr +#define I_SFCR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_sfcr) +#define i_c1r isac_rw.isac_r.isac_c1r +#define I_C1R REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_c1r) +#define i_c2r isac_rw.isac_r.isac_c2r +#define I_C2R REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_c2r) +#define i_b1cr isac_rw.isac_r.isac_b1cr +#define I_B1CR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_b1cr) +#define i_b2cr isac_rw.isac_r.isac_b2cr +#define I_B2CR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_b2cr) +#define i_adf2 isac_rw.isac_r.isac_adf2 +#define I_ADF2 REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_adf2) +#define i_mosr isac_rw.isac_r.isac_mosr +#define I_MOSR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_mosr) +#define i_sqrr isac_rw.isac_r.isac_sqrr +#define I_SQRR REG_OFFSET(isac_reg_t, isac_rw.isac_r.isac_sqrr) + +/* ISAC write registers - isac_mode, isac_timr, isac_star2, isac_spcr, */ +/* isac_c1r, isac_c2r, isac_adf2 see read registers */ + +#define i_mask isac_rw.isac_w.isac_mask +#define I_MASK REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_mask) +#define i_cmdr isac_rw.isac_w.isac_cmdr +#define I_CMDR REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_cmdr) +#define i_xad1 isac_rw.isac_w.isac_xad1 +#define I_XAD1 REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_xad1) +#define i_xad2 isac_rw.isac_w.isac_xad2 +#define I_XAD2 REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_xad2) +#define i_sap1 isac_rw.isac_w.isac_sap1 +#define I_SAP1 REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_sap1) +#define i_sap2 isac_rw.isac_w.isac_sap2 +#define I_SAP2 REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_sap2) +#define i_tei1 isac_rw.isac_w.isac_tei1 +#define i_tei2 isac_rw.isac_w.isac_tei2 +#define i_cixr isac_rw.isac_w.isac_cixr +#define I_CIXR REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_cixr) +#define I_CIX0 I_CIXR +#define i_mox isac_rw.isac_w.isac_mox +#define I_MOX REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_mox) +#define i_sscx isac_rw.isac_w.isac_sscx +#define I_SSCX REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_sscx) +#define i_sfcw isac_rw.isac_w.isac_sfcw +#define I_SFCW REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_sfcw) +#define i_stcr isac_rw.isac_w.isac_stcr +#define I_STCR REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_stcr) +#define i_adf1 isac_rw.isac_w.isac_adf1 +#define I_ADF1 REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_adf1) +#define i_mocr isac_rw.isac_w.isac_mocr +#define I_MOCR REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_mocr) +#define i_sqxr isac_rw.isac_w.isac_sqxr +#define I_SQXR REG_OFFSET(isac_reg_t, isac_rw.isac_w.isac_sqxr) + +#define ISAC_ISTA_RME 0x80 +#define ISAC_ISTA_RPF 0x40 +#define ISAC_ISTA_RSC 0x20 +#define ISAC_ISTA_XPR 0x10 +#define ISAC_ISTA_TIN 0x08 +#define ISAC_ISTA_CISQ 0x04 +#define ISAC_ISTA_SIN 0x02 +#define ISAC_ISTA_EXI 0x01 + +#define ISAC_MASK_RME 0x80 +#define ISAC_MASL_RPF 0x40 +#define ISAC_MASK_RSC 0x20 +#define ISAC_MASK_XPR 0x10 +#define ISAC_MASK_TIN 0x08 +#define ISAC_MASK_CISQ 0x04 +#define ISAC_MASK_SIN 0x02 +#define ISAC_MASK_EXI 0x01 +#define ISAC_MASK_ALL 0xff + +#define ISAC_STAR_XDOV 0x80 +#define ISAC_STAR_XFW 0x40 +#define ISAC_STAR_XRNR 0x20 +#define ISAC_STAR_RRNR 0x10 +#define ISAC_STAR_MBR 0x08 +#define ISAC_STAR_MAC1 0x04 +#define ISAC_STAR_BVS 0x02 +#define ISAC_STAR_MAC0 0x01 + +#define ISAC_CMDR_RMC 0x80 +#define ISAC_CMDR_RRES 0x40 +#define ISAC_CMDR_RNR 0x20 +#define ISAC_CMDR_STI 0x10 +#define ISAC_CMDR_XTF 0x08 +#define ISAC_CMDR_XIF 0x04 +#define ISAC_CMDR_XME 0x02 +#define ISAC_CMDR_XRES 0x01 + +#define ISAC_MODE_MDS2 0x80 +#define ISAC_MODE_MDS1 0x40 +#define ISAC_MODE_MDS0 0x20 +#define ISAC_MODE_TMD 0x10 +#define ISAC_MODE_RAC 0x08 +#define ISAC_MODE_DIM2 0x04 +#define ISAC_MODE_DIM1 0x02 +#define ISAC_MODE_DIM0 0x01 + +#define ISAC_EXIR_XMR 0x80 +#define ISAC_EXIR_XDU 0x40 +#define ISAC_EXIR_PCE 0x20 +#define ISAC_EXIR_RFO 0x10 +#define ISAC_EXIR_SOV 0x08 +#define ISAC_EXIR_MOS 0x04 +#define ISAC_EXIR_SAW 0x02 +#define ISAC_EXIR_WOV 0x01 + +#define ISAC_RSTA_RDA 0x80 +#define ISAC_RSTA_RDO 0x40 +#define ISAC_RSTA_CRC 0x20 +#define ISAC_RSTA_RAB 0x10 +#define ISAC_RSTA_SA1 0x08 +#define ISAC_RSTA_SA0 0x04 +#define ISAC_RSTA_CR 0x02 +#define ISAC_RSTA_TA 0x01 + +#define ISAC_RSTA_MASK 0x70 /* the interesting bits */ + +#define ISAC_RBCH_XAC 0x80 +#define ISAC_RBCH_VN1 0x40 +#define ISAC_RBCH_VN0 0x20 +#define ISAC_RBCH_OV 0x10 +/* the other 4 bits are the high bits of the receive byte count */ + +#define ISAC_SPCR_SPU 0x80 +#define ISAC_SPCR_SAC 0x40 +#define ISAC_SPCR_SPM 0x20 +#define ISAC_SPCR_TLP 0x10 +#define ISAC_SPCR_C1C1 0x08 +#define ISAC_SPCR_C1C0 0x04 +#define ISAC_SPCR_C2C1 0x02 +#define ISAC_SPCR_C2C0 0x01 + +#define ISAC_CIRR_SQC 0x80 +#define ISAC_CIRR_BAS 0x40 +/* bits 5-2 CODR */ +#define ISAC_CIRR_CIC0 0x02 +/* bit 0 is always 0 */ +/* C/I codes from bits 5-2 (>> 2 & 0xf) */ +/* the indications */ +#define ISAC_CIRR_IPU 0x07 +#define ISAC_CIRR_IDR 0x00 +#define ISAC_CIRR_ISD 0x02 +#define ISAC_CIRR_IDIS 0x03 +#define ISAC_CIRR_IEI 0x06 +#define ISAC_CIRR_IRSY 0x04 +#define ISAC_CIRR_IARD 0x08 +#define ISAC_CIRR_ITI 0x0a +#define ISAC_CIRR_IATI 0x0b +#define ISAC_CIRR_IAI8 0x0c +#define ISAC_CIRR_IAI10 0x0d +#define ISAC_CIRR_IDID 0x0f + +#define ISAC_CI_MASK 0x0f + +#define ISAC_CIXR_RSS 0x80 +#define ISAC_CIXR_BAC 0x40 +/* bits 5-2 CODX */ +#define ISAC_CIXR_TCX 0x02 +#define ISAC_CIXR_ECX 0x01 +/* in IOM-2 mode the low bits are always 1 */ +#define ISAC_CIX0_LOW 0x03 +/* C/I codes from bits 5-2 (>> 2 & 0xf) */ +/* the commands */ +#define ISAC_CIXR_CTIM 0 +#define ISAC_CIXR_CRS 0x01 +#define ISAC_CIXR_CSCZ 0x04 +#define ISAC_CIXR_CSSZ 0x02 +#define ISAC_CIXR_CAR8 0x08 +#define ISAC_CIXR_CAR10 0x09 +#define ISAC_CIXR_CARL 0x0a +#define ISAC_CIXR_CDIU 0x0f + +#define ISAC_STCR_TSF 0x80 +#define ISAC_STCR_TBA2 0x40 +#define ISAC_STCR_TBA1 0x20 +#define ISAC_STCR_TBA0 0x10 +#define ISAC_STCR_ST1 0x08 +#define ISAC_STCR_ST0 0x04 +#define ISAC_STCR_SC1 0x02 +#define ISAC_STCR_SC0 0x01 + +#define ISAC_ADF1_WTC1 0x80 +#define ISAC_ADF1_WTC2 0x40 +#define ISAC_ADF1_TEM 0x20 +#define ISAC_ADF1_PFS 0x10 +#define ISAC_ADF1_CFS 0x08 +#define ISAC_ADF1_FC2 0x04 +#define ISAC_ADF1_FC1 0x02 +#define ISAC_ADF1_ITF 0x01 + +#define ISAC_ADF2_IMS 0x80 +/* all other bits are 0 */ + +/* bits 7-5 are always 0 */ +#define ISAC_SQRR_SYN 0x10 +#define ISAC_SQRR_SQR1 0x08 +#define ISAC_SQRR_SQR2 0x04 +#define ISAC_SQRR_SQR3 0x02 +#define ISAC_SQRR_SQR4 0x01 + +#define ISAC_SQXR_IDC 0x80 +#define ISAC_SQXR_CFS 0x40 +#define ISAC_SQXR_CI1E 0x20 +#define ISAC_SQXR_SQIE 0x10 +#define ISAC_SQXR_SQX1 0x08 +#define ISAC_SQXR_SQX2 0x04 +#define ISAC_SQXR_SQX3 0x02 +#define ISAC_SQXR_SQX4 0x01 + +#endif /* I4B_ISAC_H_ */ |