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Commit 68b4ad27 authored by claes's avatar claes
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IO SPI slave, configurtion of mode, maxspeed, LSB first and bit per word added

parent edfeab38
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Showing with 176 additions and 10 deletions
otherio/lib/rt/src/os_linux/rt_io_m_spi_slave.c
View file @ 68b4ad27
...@@ -89,6 +89,10 @@ static pwr_tStatus IoCardInit( io_tCtx ctx, ...@@ -89,6 +89,10 @@ static pwr_tStatus IoCardInit( io_tCtx ctx,
unsigned int output_area_offset = 0; unsigned int output_area_offset = 0;
unsigned int output_area_chansize = 0; unsigned int output_area_chansize = 0;
int sts; int sts;
unsigned char mode;
unsigned char lsb;
unsigned char bits;
__u32 speed;
local = (io_sLocalSPI_Slave *) calloc( 1, sizeof(io_sLocalSPI_Slave)); local = (io_sLocalSPI_Slave *) calloc( 1, sizeof(io_sLocalSPI_Slave));
cp->Local = local; cp->Local = local;
...@@ -102,13 +106,64 @@ static pwr_tStatus IoCardInit( io_tCtx ctx, ...@@ -102,13 +106,64 @@ static pwr_tStatus IoCardInit( io_tCtx ctx,
return IO__INITFAIL; return IO__INITFAIL;
} }
sts = ioctl( local->fd, SPI_IOC_RD_MODE, &local->mode); /* Set mode */
switch ( op->Mode) {
case pwr_eSPI_ModeEnum_Mode0:
mode = SPI_MODE_0;
break;
case pwr_eSPI_ModeEnum_Mode1:
mode = SPI_MODE_1;
break;
case pwr_eSPI_ModeEnum_Mode2:
mode = SPI_MODE_2;
break;
case pwr_eSPI_ModeEnum_Mode3:
mode = SPI_MODE_3;
break;
default:
errh_Error( "SPI Slave, invalid mode, '%s'", errno, cp->Name);
op->Status = IOM__SPI_INIT;
return IO__INITFAIL;
}
sts = ioctl( local->fd, SPI_IOC_WR_MODE, &mode);
if ( sts < 0) { if ( sts < 0) {
errh_Error( "SPI Slave, init error errno %d, '%s'", errno, cp->Name); errh_Error( "SPI Slave, unable to set mode, init error errno %d, '%s'", errno, cp->Name);
op->Status = IOM__SPI_INIT; op->Status = IOM__SPI_INIT;
return IO__INITFAIL; return IO__INITFAIL;
} }
/* Set LSB first encoding */
if ( op->LSB_First)
lsb = 1;
else
lsb = 0;
sts = ioctl( local->fd, SPI_IOC_WR_LSB_FIRST, &lsb);
if ( sts < 0) {
errh_Error( "SPI Slave, unable to set LSB first, init error errno %d, '%s'", errno, cp->Name);
op->Status = IOM__SPI_INIT;
return IO__INITFAIL;
}
/* Set bits per word */
bits = op->BitsPerWord;
sts = ioctl( local->fd, SPI_IOC_WR_BITS_PER_WORD, &bits);
if ( sts < 0) {
errh_Error( "SPI Slave, unable to set Bits per word, init error errno %d, '%s'", errno, cp->Name);
op->Status = IOM__SPI_INIT;
return IO__INITFAIL;
}
/* Set Max speed */
speed = op->MaxSpeed;
if ( speed != 0) {
sts = ioctl( local->fd, SPI_IOC_WR_MAX_SPEED_HZ, &speed);
if ( sts < 0) {
errh_Error( "SPI Slave, unable to set Max speed, init error errno %d, '%s'", errno, cp->Name);
op->Status = IOM__SPI_INIT;
return IO__INITFAIL;
}
}
local->byte_ordering = op->ByteOrdering; local->byte_ordering = op->ByteOrdering;
io_bus_card_init( ctx, cp, &input_area_offset, &input_area_chansize, io_bus_card_init( ctx, cp, &input_area_offset, &input_area_chansize,
......
otherio/wbl/mcomp/src/otherio.wb_load
View file @ 68b4ad27
Volume OtherIO $ClassVolume 0.0.250.10 Volume OtherIO $ClassVolume 0.0.250.10
Body SysBody 01-JAN-1970 01:00:00.00 Body SysBody 01-JAN-1970 01:00:00.00
Attr NextOix = "_X300" Attr NextOix = "_X304"
Attr NextCix = "_X35" Attr NextCix = "_X36"
Attr NextTix[0] = "_X10" Attr NextTix[0] = "_X11"
EndBody EndBody
Object Type $TypeHier 1 15-NOV-2007 14:35:37.90 Object Type $TypeHier 1 15-NOV-2007 14:35:37.90
Object MotionControl_StatusEnum $TypeDef 1 15-NOV-2007 14:36:24.17 Object MotionControl_StatusEnum $TypeDef 1 15-NOV-2007 14:36:24.17
...@@ -537,6 +537,39 @@ Volume OtherIO $ClassVolume 0.0.250.10 ...@@ -537,6 +537,39 @@ Volume OtherIO $ClassVolume 0.0.250.10
EndBody EndBody
EndObject EndObject
EndObject EndObject
Object SPI_ModeEnum $TypeDef 10 15-JAN-2012 10:17:13.34
Body SysBody 15-JAN-2012 10:17:26.16
Attr TypeRef = "pwrs:Type-$Enum"
Attr Elements = 1
EndBody
Object Mode0 $Value 301 15-JAN-2012 10:17:52.48
Body SysBody 15-JAN-2012 10:17:57.54
Attr Text = "Mode0"
Attr PgmName = "Mode0"
EndBody
EndObject
Object Mode1 $Value 302 15-JAN-2012 10:18:15.82
Body SysBody 15-JAN-2012 10:18:18.23
Attr Text = "Mode1"
Attr PgmName = "Mode1"
Attr Value = 1
EndBody
EndObject
Object Mode2 $Value 303 15-JAN-2012 10:18:10.78
Body SysBody 15-JAN-2012 10:18:34.24
Attr Text = "Mode2"
Attr PgmName = "Mode2"
Attr Value = 2
EndBody
EndObject
Object Mode3 $Value 304 15-JAN-2012 10:18:37.17
Body SysBody 15-JAN-2012 10:18:41.01
Attr Text = "Mode3"
Attr PgmName = "Mode3"
Attr Value = 3
EndBody
EndObject
EndObject
EndObject EndObject
Object Class $ClassHier 2 15-NOV-2007 14:35:40.72 Object Class $ClassHier 2 15-NOV-2007 14:35:40.72
!/** !/**
...@@ -5963,13 +5996,44 @@ Volume OtherIO $ClassVolume 0.0.250.10 ...@@ -5963,13 +5996,44 @@ Volume OtherIO $ClassVolume 0.0.250.10
!/** !/**
! @Version 1.0 ! @Version 1.0
! @Group IO ! @Group IO
! @Summary Rack object for SPI Master.
! Rack object for SPI Master.
! The object represents the SPI master.
!
! The object is configured as a child to the node object.
! Each SPI slave is configured as a child with a SPI_Slave object.
!
! @b See also
! @classlink SPI_Slave otherio_spi_slave.html
!*/
Object SPI_Master $ClassDef 35 15-JAN-2012 10:38:09.98
Body SysBody 15-JAN-2012 10:38:18.39
Attr Flags = 10240
EndBody
Object RtBody $ObjBodyDef 1 15-JAN-2012 10:38:27.11
Body SysBody 15-JAN-2012 10:38:27.11
Attr StructName = "SPI_Master"
Attr NextAix = "_X2"
EndBody
Object Super $Attribute 1 15-JAN-2012 10:38:35.30
Body SysBody 15-JAN-2012 10:40:19.18
Attr Flags = 17170432
Attr TypeRef = "BaseComponent:Class-BaseIORack"
EndBody
EndObject
EndObject
EndObject
!/**
! @Version 1.0
! @Group IO
! @Summary Card object for SPI Slave. ! @Summary Card object for SPI Slave.
! Card object for SPI Slave. ! Card object for SPI Slave.
! The object represents a SPI slave connected by the SPI bus.
! !
! The object is configured as a child to a generic Rack object. ! The object is configured as a child to a SPI_Rack object.
! !
! @b See also ! @b See also
! @classlink BaseIORack basecomponent_baseiorack.html ! @classlink SPI_Master otherio_spi_master.html
!*/ !*/
Object SPI_Slave $ClassDef 26 10-JUL-2011 07:17:19.39 Object SPI_Slave $ClassDef 26 10-JUL-2011 07:17:19.39
Body SysBody 10-JUL-2011 07:17:08.04 Body SysBody 10-JUL-2011 07:17:08.04
...@@ -5980,7 +6044,7 @@ Volume OtherIO $ClassVolume 0.0.250.10 ...@@ -5980,7 +6044,7 @@ Volume OtherIO $ClassVolume 0.0.250.10
Object RtBody $ObjBodyDef 1 10-JUL-2011 07:19:29.31 Object RtBody $ObjBodyDef 1 10-JUL-2011 07:19:29.31
Body SysBody 10-JUL-2011 07:17:25.64 Body SysBody 10-JUL-2011 07:17:25.64
Attr StructName = "SPI_Slave" Attr StructName = "SPI_Slave"
Attr NextAix = "_X56" Attr NextAix = "_X60"
EndBody EndBody
!/** !/**
! Optional description. ! Optional description.
...@@ -6027,6 +6091,52 @@ Volume OtherIO $ClassVolume 0.0.250.10 ...@@ -6027,6 +6091,52 @@ Volume OtherIO $ClassVolume 0.0.250.10
EndBody EndBody
EndObject EndObject
!/** !/**
! SPI mode.Each slave may clock may operate at different polarities
! and clock phases. The permutations of polarities and phases are referred
! to as SPI modes.
!
! Mode Clock pol Phase
! SPI_MODE_0 0 0
! SPI_MODE_1 0 1
! SPI_MODE_2 1 0
! SPI_MODE_3 1 1
!*/
Object Mode $Attribute 56 15-JAN-2012 10:14:40.11
Body SysBody 15-JAN-2012 10:19:28.91
Attr PgmName = "Mode"
Attr TypeRef = "OtherIO:Type-SPI_ModeEnum"
EndBody
EndObject
!/**
! Number of bits per word for the transfer.
!*/
Object BitsPerWord $Attribute 57 15-JAN-2012 10:15:07.96
Body SysBody 15-JAN-2012 10:15:29.14
Attr PgmName = "BitsPerWord"
Attr TypeRef = "pwrs:Type-$UInt32"
EndBody
EndObject
!/**
! Bit justification use to transfer words.
! 0 for MSB first and 1 for LSB first.
!*/
Object LSB_First $Attribute 58 15-JAN-2012 10:15:46.96
Body SysBody 15-JAN-2012 10:16:06.24
Attr PgmName = "LSB_First"
Attr TypeRef = "pwrs:Type-$Boolean"
EndBody
EndObject
!/**
! Maximum SPI transfer speed in Hz.
! If 0, the default maximum speed will not be changed.
!*/
Object MaxSpeed $Attribute 59 15-JAN-2012 10:16:16.00
Body SysBody 15-JAN-2012 10:16:29.49
Attr PgmName = "MaxSpeed"
Attr TypeRef = "pwrs:Type-$UInt32"
EndBody
EndObject
!/**
! Byte ordering for slave. ! Byte ordering for slave.
!*/ !*/
Object ByteOrdering $Attribute 38 10-JUL-2011 07:17:08.04 Object ByteOrdering $Attribute 38 10-JUL-2011 07:17:08.04
...@@ -6147,8 +6257,9 @@ Volume OtherIO $ClassVolume 0.0.250.10 ...@@ -6147,8 +6257,9 @@ Volume OtherIO $ClassVolume 0.0.250.10
EndBody EndBody
EndObject EndObject
Object Template SPI_Slave 2154528768 01-JAN-1970 01:00:00.00 Object Template SPI_Slave 2154528768 01-JAN-1970 01:00:00.00
Body RtBody 10-JUL-2011 07:20:38.66 Body RtBody 15-JAN-2012 10:20:33.58
Attr Process = 1 Attr Process = 1
Attr BitsPerWord = 8
Attr ErrorSoftLimit = 50 Attr ErrorSoftLimit = 50
Attr ErrorHardLimit = 100 Attr ErrorHardLimit = 100
EndBody EndBody
......
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