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[openocd.git] / src / jtag / drivers / rlink_init.m4
blob3e64523c65fa79a518102e16f804507c2b901fd1
1 m4_divert(`-1')
2 /***************************************************************************
3  *   Copyright (C) 2008 Lou Deluxe                                         *
4  *   lou.openocd012@fixit.nospammail.net                                   *
5  *                                                                         *
6  *   This program is free software; you can redistribute it and/or modify  *
7  *   it under the terms of the GNU General Public License as published by  *
8  *   the Free Software Foundation; either version 2 of the License, or     *
9  *   (at your option) any later version.                                   *
10  *                                                                         *
11  *   This program is distributed in the hope that it will be useful,       *
12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
14  *   GNU General Public License for more details.                          *
15  *                                                                         *
16  *   You should have received a copy of the GNU General Public License     *
17  *   along with this program; if not, write to the                         *
18  *   Free Software Foundation, Inc.,                                       *
19  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
20  ***************************************************************************/
22 m4_undefine(`CTRL_MPEG_L')
23 m4_undefine(`CTRL_CARD_L')
25 m4_ifelse(SHIFTER_PRESCALER, 1, `
26         m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x0')')
28 m4_ifelse(SHIFTER_PRESCALER, 2, `
29         m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x2')')
30         m4_define(`CTRL_CARD_L', `m4_eval(`0x8 | 0x1')')
32 m4_ifelse(SHIFTER_PRESCALER, 8, `
33         m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x3')')
35 m4_ifelse(SHIFTER_PRESCALER, 11, `
36         m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x4')')
38 m4_ifelse(SHIFTER_PRESCALER, 64, `
39         m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x7')')
42 m4_ifdef(`CTRL_MPEG_L',,`
43         m4_errprint(`SHIFTER_PRESCALER was not defined with a supported value
44 ')      m4_m4exit(`1')
47 m4_divert(`0')m4_dnl
49 init:
50         A.H = 0
52         A.L = 0
54         DR_MPEG = A     ; TDI and TCK start out low
55         DR_CARD = A     ; TMS starts out low
57         A.L = 0x6
59         CTRL_FCI = A    ; MPEG and CARD driven by FCI
60         DDR_MPEG = A    ; TDI and TCK are outputs
62         A.L = 0x1
64         X = A           ; X == 1
65         DDR_CARD = A    ; TMS is output
67         A.L = CTRL_MPEG_L
68         CTRL_MPEG = A
69 m4_ifdef(`CTRL_CARD_L',
70 `       A.L = 'CTRL_CARD_L`
71 ')m4_dnl
72         CTRL_CARD = A
74         STATUS STOP