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- m4_divert(`-1')
- /***************************************************************************
- * Copyright (C) 2008 Lou Deluxe *
- * lou.openocd012@fixit.nospammail.net *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program. If not, see <http://www.gnu.org/licenses/>. *
- ***************************************************************************/
-
- m4_undefine(`CTRL_MPEG_L')
- m4_undefine(`CTRL_CARD_L')
-
- m4_ifelse(SHIFTER_PRESCALER, 1, `
- m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x0')')
- ')
- m4_ifelse(SHIFTER_PRESCALER, 2, `
- m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x2')')
- m4_define(`CTRL_CARD_L', `m4_eval(`0x8 | 0x1')')
- ')
- m4_ifelse(SHIFTER_PRESCALER, 8, `
- m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x3')')
- ')
- m4_ifelse(SHIFTER_PRESCALER, 11, `
- m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x4')')
- ')
- m4_ifelse(SHIFTER_PRESCALER, 64, `
- m4_define(`CTRL_MPEG_L', `m4_eval(`0x8 | 0x7')')
- ')
-
- m4_ifdef(`CTRL_MPEG_L',,`
- m4_errprint(`SHIFTER_PRESCALER was not defined with a supported value
- ') m4_m4exit(`1')
- ')
-
- m4_divert(`0')m4_dnl
-
- init:
- A.H = 0
-
- A.L = 0
-
- DR_MPEG = A ; TDI and TCK start out low
- DR_CARD = A ; TMS starts out low
-
- A.L = 0x6
-
- CTRL_FCI = A ; MPEG and CARD driven by FCI
- DDR_MPEG = A ; TDI and TCK are outputs
-
- A.L = 0x1
-
- X = A ; X == 1
- DDR_CARD = A ; TMS is output
-
- A.L = CTRL_MPEG_L
- CTRL_MPEG = A
- m4_ifdef(`CTRL_CARD_L',
- ` A.L = 'CTRL_CARD_L`
- ')m4_dnl
- CTRL_CARD = A
-
- STATUS STOP
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