FreeCalypso > hg > fc-magnetite
view src/gpf2/ccd/ccdtable.h @ 629:3231dd9b38c1
armio.c: make GPIOs 8 & 13 outputs driving 1 on all "classic" targets
Calypso GPIOs 8 & 13 are pinmuxed with MCUEN1 & MCUEN2, respectively,
and on powerup these pins are MCUEN, i.e., outputs driving 1. TI's code
for C-Sample and earlier turns them into GPIOs configured as outputs also
driving 1 - so far, so good - but TI's code for BOARD 41 (which covers
D-Sample, Leonardo and all real world Calypso devices derived from the
latter) switches them from MCUEN to GPIOs, but then leaves them as inputs.
Given that the hardware powerup state of these two pins is outputs driving 1,
every Calypso board design MUST be compatible with such driving; typically
these GPIO signals will be either unused and unconnected or connected as
outputs driving some peripheral. Turning these pins into GPIO inputs will
result in floating inputs on every reasonably-wired board, thus I am
convinced that this configuration is nothing but a bug on the part of
whoever wrote this code at TI.
This floating input bug had already been fixed earlier for GTA modem and
FCDEV3B targets; the present change makes the fix unconditional for all
"classic" targets. The newly affected targets are D-Sample, Leonardo,
Tango and GTM900.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 02 Jan 2020 05:38:26 +0000 |
parents | 864b8cc0cf63 |
children |
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/* +----------------------------------------------------------------------------- | Project : | Modul : ccdtable.h +----------------------------------------------------------------------------- | Copyright 2002 Texas Instruments Berlin, AG | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments Berlin, AG | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments Berlin, AG. +----------------------------------------------------------------------------- | Purpose : Condat Conder Decoder | Type definitions for the coding/decoding tables | The tables are generated by CCDGEN. +----------------------------------------------------------------------------- */ #ifndef __CCDTABLE #define __CCDTABLE #define CCDDATA_TABLE_VERSION 1 #ifdef WIN32 #ifndef CCDDATA_U32 #define CCDDATA_U32 #endif #endif /* * Table entry for a variable */ typedef struct { #ifdef CCD_SYMBOLS char *name; USHORT longNameRef; #endif USHORT bSize; USHORT cSize; char cType; UBYTE numValueDefs; USHORT valueDefs; } T_CCD_VarTabEntry; /* * Table entry for a spare */ typedef struct { ULONG value; UBYTE bSize; } T_CCD_SpareTabEntry; /* * Table entry for an element */ typedef struct { UBYTE codingType; BOOL optional; char extGroup; char repType; USHORT calcIdxRef; USHORT maxRepeat; #ifdef CCDDATA_U32 U32 structOffs; #else /* CCDDATA_U32 */ USHORT structOffs; #endif /* CCDDATA_U32 */ USHORT ident; char elemType; USHORT elemRef; } T_CCD_ElemTabEntry; /* * Table entry for a calculation index */ typedef struct { UBYTE numCondCalcs; USHORT condCalcRef; UBYTE numPrologSteps; USHORT prologStepRef; USHORT numRepCalcs; USHORT repCalcRef; } T_CCD_CalcIndex; /* * Definition entry for a composition */ typedef struct { #ifdef CCD_SYMBOLS char *name; USHORT longNameRef; #endif #ifdef CCDDATA_U32 U32 cSize; U32 bSize; #else /* CCDDATA_U32 */ USHORT cSize; USHORT bSize; #endif /* CCDDATA_U32 */ USHORT numOfComponents; USHORT componentRef; } T_CCD_CompTabEntry; /* * Definition entry for a calculation */ typedef struct { char operation; ULONG operand; } T_CCD_CalcTabEntry; /* * Definition entry for a value */ typedef struct { USHORT valStringRef; UBYTE isDefault; S32 startValue; S32 endValue; } T_CCD_ValTabEntry; typedef char * T_CCD_StrTabEntry; typedef struct { char* as_name; } T_CCD_ALIASTABLE; typedef struct { USHORT numitems; USHORT idx; } T_CCD_MTXIDX; #define NO_REF 0xffff #endif