rusefi
/
ChibiOS-Contrib
mirror of https://github.com/rusefi/ChibiOS-Contrib.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Added Tiva I/O mode flags. 

Implemented _pal_lld_setgroupmode.
This commit is contained in:
marcoveeneman 2015-02-26 20:31:47 +01:00
parent 7ac7d41b20
commit c17c2f6edf
2 changed files with 101 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

96
os/hal/ports/TIVA/LLD/pal_lld.c
View File

@ -253,57 +253,55 @@ void _pal_lld_setgroupmode(ioportid_t port,
ioportmask_t mask,
iomode_t mode)
{
/* TODO: What does this function exactly do? The pins are already configured
* in board.h and initialized by the pal driver. */
uint32_t dir = (mode & PAL_TIVA_DIR_MASK) >> 0;
uint32_t afsel = (mode & PAL_TIVA_AFSEL_MASK) >> 1;
uint32_t dr2r = (mode & PAL_TIVA_DR2R_MASK) >> 2;
uint32_t dr4r = (mode & PAL_TIVA_DR4R_MASK) >> 3;
uint32_t dr8r = (mode & PAL_TIVA_DR8R_MASK) >> 4;
uint32_t odr = (mode & PAL_TIVA_ODR_MASK) >> 5;
uint32_t pur = (mode & PAL_TIVA_PUR_MASK) >> 6;
uint32_t pdr = (mode & PAL_TIVA_PDR_MASK) >> 7;
uint32_t slr = (mode & PAL_TIVA_SLR_MASK) >> 8;
uint32_t den = (mode & PAL_TIVA_DEN_MASK) >> 9;
uint32_t amsel = (mode & PAL_TIVA_AMSEL_MASK) >> 10;
uint32_t pctl = (mode & PAL_TIVA_PCTL_MASK) >> 11;
uint32_t bit = 0;
(void) port;
(void) mask;
(void) mode;
while(TRUE) {
uint32_t pctl_mask = (7 << (4 * bit));
if ((mask & 1) != 0) {
port->DIR = (port->DIR & ~mask) | dir;
port->AFSEL = (port->AFSEL & ~mask) | afsel;
port->DR2R = (port->DR2R & ~mask) | dr2r;
port->DR4R = (port->DR4R & ~mask) | dr4r;
port->DR8R = (port->DR8R & ~mask) | dr8r;
port->ODR = (port->ODR & ~mask) | odr;
port->PUR = (port->PUR & ~mask) | pur;
port->PDR = (port->PDR & ~mask) | pdr;
port->SLR = (port->SLR & ~mask) | slr;
port->DEN = (port->DEN & ~mask) | den;
port->AMSEL = (port->AMSEL & ~mask) | amsel;
port->PCTL = (port->PCTL & ~pctl_mask) | pctl;
}
/*
switch (mode) {
case PAL_MODE_UNCONNECTED:
case PAL_MODE_INPUT_PULLUP:
port->PUR |= mask;
case PAL_MODE_INPUT:
port->AFSEL &= ~mask;
port->DIR &= ~mask;
port->ODR &= ~mask;
port->DEN |= mask;
break;
case PAL_MODE_INPUT_PULLDOWN:
port->AFSEL &= ~mask;
port->DIR &= ~mask;
port->ODR &= ~mask;
port->DEN |= mask;
port->PDR |= mask;
break;
case PAL_MODE_RESET:
case PAL_MODE_INPUT_ANALOG:
port->AFSEL &= ~mask;
port->DIR &= ~mask;
port->ODR &= ~mask;
port->DEN &= ~mask;
port->PUR &= ~mask;
port->PDR &= ~mask;
break;
case PAL_MODE_OUTPUT_PUSHPULL:
port->AFSEL &= ~mask;
port->DIR |= mask;
port->ODR &= ~mask;
port->DEN |= mask;
break;
case PAL_MODE_OUTPUT_OPENDRAIN:
port->AFSEL &= ~mask;
port->DIR |= mask;
port->ODR |= mask;
port->DEN |= mask;
break;
}*/
mask >>= 1;
if (!mask) {
return;
}
dir <<= 1;
afsel <<= 1;
dr2r <<= 1;
dr4r <<= 1;
dr8r <<= 1;
odr <<= 1;
pur <<= 1;
pdr <<= 1;
slr <<= 1;
den <<= 1;
amsel <<= 1;
pctl <<= 4;
bit++;
}
}
#endif /* HAL_USE_PAL */

54
os/hal/ports/TIVA/LLD/pal_lld.h
View File

@ -31,6 +31,60 @@
/* Unsupported modes and specific modes */
/*===========================================================================*/
/**
* @name TIVA-specific I/O mode flags
* @{
*/
#define PAL_TIVA_DIR_MASK (1 << 0)
#define PAL_TIVA_DIR_INPUT (0 << 0)
#define PAL_TIVA_DIR_OUTPUT (1 << 0)
#define PAL_TIVA_AFSEL_MASK (1 << 1)
#define PAL_TIVA_AFSEL_GPIO (0 << 1)
#define PAL_TIVA_AFSEL_ALTERNATE (1 << 1)
#define PAL_TIVA_DR2R_MASK (1 << 2)
#define PAL_TIVA_DR2R_DISABLE (0 << 2)
#define PAL_TIVA_DR2R_ENABLE (1 << 2)
#define PAL_TIVA_DR4R_MASK (1 << 3)
#define PAL_TIVA_DR4R_DISABLE (0 << 3)
#define PAL_TIVA_DR4R_ENABLE (1 << 3)
#define PAL_TIVA_DR8R_MASK (1 << 4)
#define PAL_TIVA_DR8R_DISABLE (0 << 4)
#define PAL_TIVA_DR8R_ENABLE (1 << 4)
#define PAL_TIVA_ODR_MASK (1 << 5)
#define PAL_TIVA_ODR_PUSHPULL (0 << 5)
#define PAL_TIVA_ODR_OPENDRAIN (1 << 5)
#define PAL_TIVA_PUR_MASK (1 << 6)
#define PAL_TIVA_PUR_DISABLE (0 << 6)
#define PAL_TIVA_PUR_ENABLE (1 << 6)
#define PAL_TIVA_PDR_MASK (1 << 7)
#define PAL_TIVA_PDR_DISABLE (0 << 7)
#define PAL_TIVA_PDR_ENABLE (1 << 7)
#define PAL_TIVA_SLR_MASK (1 << 8)
#define PAL_TIVA_SLR_DISABLE (0 << 8)
#define PAL_TIVA_SLR_ENABLE (1 << 8)
#define PAL_TIVA_DEN_MASK (1 << 9)
#define PAL_TIVA_DEN_DISABLE (0 << 9)
#define PAL_TIVA_DEN_ENABLE (1 << 9)
#define PAL_TIVA_AMSEL_MASK (1 << 10)
#define PAL_TIVA_AMSEL_DISABLE (0 << 10)
#define PAL_TIVA_AMSEL_ENABLE (1 << 10)
#define PAL_TIVA_PCTL_MASK (7 << 11)
#define PAL_TIVA_PCTL(n) ((n) << 11)
/**
* @}
*/
/*===========================================================================*/
/* I/O Ports Types and constants. */
/*===========================================================================*/