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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4713 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2012-09-26 15:31:12 +00:00
parent 12af666276
commit a8f264a818
5 changed files with 114 additions and 36 deletions
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19
boards/GENERIC_SPC560P/board.c
View File

@ -22,10 +22,17 @@
#include "hal.h"
#if HAL_USE_PAL || defined(__DOXYGEN__)
/* List of the PCR values to be setup initially, the list is terminated by a
{0, 0}.*/
static const spc560p_pcr_init_t spc560p_pcrs_init[] = {
{0, 0}
/* Initial setup of all defined pads, the list is terminated by a {0, 0}.*/
static const spc560p_siul_init_t spc560p_siul_init[] = {
{PCR(PD, PD_BUTTON1), PAL_LOW, PAL_MODE_INPUT},
{PCR(PD, PD_BUTTON2), PAL_LOW, PAL_MODE_INPUT},
{PCR(PD, PD_BUTTON3), PAL_LOW, PAL_MODE_INPUT},
{PCR(PD, PD_BUTTON4), PAL_LOW, PAL_MODE_INPUT},
{PCR(PD, PD_LED1), PAL_HIGH, PAL_MODE_OUTPUT_PUSHPULL},
{PCR(PD, PD_LED2), PAL_HIGH, PAL_MODE_OUTPUT_PUSHPULL},
{PCR(PD, PD_LED3), PAL_HIGH, PAL_MODE_OUTPUT_PUSHPULL},
{PCR(PD, PD_LED4), PAL_HIGH, PAL_MODE_OUTPUT_PUSHPULL},
{0, 0, 0}
};
/* Initialization array for the PSMI registers.*/
@ -40,8 +47,8 @@ static const uint8_t spc560p_padsels_init[36] = {
*/
const PALConfig pal_default_config =
{
PAL_MODE_UNCONNECTED,
spc560p_pcrs_init,
PAL_MODE_UNCONNECTED, /* Default mode for all undefined pads. */
spc560p_siul_init,
spc560p_padsels_init
};
#endif

22
boards/GENERIC_SPC560P/board.h
View File

@ -41,18 +41,20 @@
/*
* I/O definitions.
*/
#define GPIO_SCI_A_TX 89
#define GPIO_SCI_A_RX 90
#define PD_BUTTON1 0
#define PD_BUTTON2 1
#define PD_BUTTON3 2
#define PD_BUTTON4 3
#define GPIO_BUTTON1 179
#define GPIO_BUTTON2 181
#define GPIO_BUTTON3 183
#define GPIO_BUTTON4 187
#define PD_LED1 4
#define PD_LED2 5
#define PD_LED3 6
#define PD_LED4 7
#define GPIO_LED1 188
#define GPIO_LED2 189
#define GPIO_LED3 190
#define GPIO_LED4 191
/*
* Support macros.
*/
#define PCR(port, pin) (((port) * 16) + (pin))
#if !defined(_FROM_ASM_)
#ifdef __cplusplus

8
os/hal/include/pal.h
View File

@ -94,12 +94,12 @@
/**
* @brief Logical low state.
*/
#define PAL_LOW 0
#define PAL_LOW 0
/**
* @brief Logical high state.
*/
#define PAL_HIGH 1
#define PAL_HIGH 1
/** @} */
/*===========================================================================*/
@ -151,7 +151,9 @@ typedef struct {
* @param[in] n bit position within the port
* @return The bit mask.
*/
#if !defined(PAL_PORT_BIT) || defined(__DOXYGEN__)
#define PAL_PORT_BIT(n) ((ioportmask_t)(1 << (n)))
#endif
/**
* @brief Bits group mask helper.
@ -160,7 +162,9 @@ typedef struct {
* @param[in] width group width
* @return The group mask.
*/
#if !defined(PAL_GROUP_MASK) || defined(__DOXYGEN__)
#define PAL_GROUP_MASK(width) ((ioportmask_t)(1 << (width)) - 1)
#endif
/**
* @brief Data part of a static I/O bus initializer.

5
os/hal/platforms/SPC5xx/SIUL_v1/pal_lld.c
View File

@ -70,8 +70,9 @@ void _pal_lld_init(const PALConfig *config) {
SIU.PCR[i].R = config->default_mode;
i = 0;
while (config->pcrs[i].pcr_value != 0) {
SIU.PCR[config->pcrs[i].pcr_index].R = config->pcrs[i].pcr_value;
while (config->inits[i].pcr_value != 0) {
SIU.GPDO[config->inits[i].pcr_index].R = config->inits[i].gpdo_value;
SIU.PCR[config->inits[i].pcr_index].R = config->inits[i].pcr_value;
i++;
}

96
os/hal/platforms/SPC5xx/SIUL_v1/pal_lld.h
View File

@ -114,18 +114,18 @@
/**
* @brief Width, in bits, of an I/O port.
*/
#define PAL_IOPORTS_WIDTH 32
#define PAL_IOPORTS_WIDTH 16
/**
* @brief Whole port mask.
* @brief This macro specifies all the valid bits into a port.
*/
#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFFFFFF)
#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFF)
/**
* @brief Digital I/O port sized unsigned type.
*/
typedef uint32_t ioportmask_t;
typedef uint16_t ioportmask_t;
/**
* @brief Digital I/O modes.
@ -141,12 +141,13 @@ typedef uint16_t iomode_t;
typedef uint32_t ioportid_t;
/**
* @brief PCR register initializer type.
* @brief SIUL register initializer type.
*/
typedef struct {
uint16_t pcr_index;
uint8_t pcr_index;
uint8_t gpdo_value;
iomode_t pcr_value;
} spc560p_pcr_init_t;
} spc560p_siul_init_t;
/**
* @brief Generic I/O ports static initializer.
@ -159,7 +160,7 @@ typedef struct {
*/
typedef struct {
iomode_t default_mode;
const spc560p_pcr_init_t *pcrs;
const spc560p_siul_init_t *inits;
const uint8_t *padsels;
} PALConfig;
@ -170,28 +171,69 @@ typedef struct {
/**
* @brief I/O port 1 identifier.
*/
#define IOPORT1 0
#define PA 0
/**
* @brief I/O port 2 identifier.
*/
#define IOPORT2 1
#define PB 1
/**
* @brief I/O port 3 identifier.
*/
#define IOPORT3 2
#define PC 2
/**
* @brief I/O port 4 identifier.
*/
#define IOPORT4 3
#define PD 3
/*===========================================================================*/
/* Implementation, some of the following macros could be implemented as */
/* functions, if so please put them in pal_lld.c. */
/*===========================================================================*/
/**
* @brief Port bit helper macro.
* @note Overrides the one in @p pal.h.
*
* @param[in] n bit position within the port
*
* @return The bit mask.
*/
#define PAL_PORT_BIT(n) ((ioportmask_t)(0x8000U >> (n)))
/**
* @brief Workaround read port because bad header implementation.
*
* @param[in] port port identifier
* @return The port bits.
*
* @notapi
*/
#define PAL_SIUL_READ_PORT(port) (((volatile uint16_t *)SIU.PGPDI)[port])
/**
* @brief Workaround read latch because bad header implementation.
*
* @param[in] port port identifier
* @return The port bits.
*
* @notapi
*/
#define PAL_SIUL_READ_LATCH(port) (((volatile uint16_t *)SIU.PGPDO)[port])
/**
* @brief Workaround write port because bad header implementation.
*
* @param[in] port port identifier
* @param[in] bits bits to be written on the specified port
*
* @notapi
*/
#define PAL_SIUL_WRITE_PORT(port, bits) \
(((volatile uint16_t *)SIU.PGPDO)[port] = (bits))
/**
* @brief Low level PAL subsystem initialization.
*
@ -209,7 +251,7 @@ typedef struct {
*
* @notapi
*/
#define pal_lld_readport(port) (SIU.PGPDI[port].R)
#define pal_lld_readport(port) PAL_SIUL_READ_PORT(port)
/**
* @brief Reads the output latch.
@ -221,7 +263,7 @@ typedef struct {
*
* @notapi
*/
#define pal_lld_readlatch(port) (SIU.PGPDO[port].R)
#define pal_lld_readlatch(port) PAL_SIUL_READ_LATCH(port)
/**
* @brief Writes a bits mask on a I/O port.
@ -231,7 +273,7 @@ typedef struct {
*
* @notapi
*/
#define pal_lld_writeport(port, bits) (SIU.PGPDO[port].R = (bits))
#define pal_lld_writeport(port, bits) PAL_SIUL_WRITE_PORT(port, bits)
/**
* @brief Pads group mode setup.
@ -264,7 +306,7 @@ typedef struct {
* @notapi
*/
#define pal_lld_readpad(port, pad) \
(SIU.GPDI.R[((port) * 32) + (15 - (pad))])
(SIU.GPDI[((port) * 16) + (pad)].R)
/**
* @brief Writes a logical state on an output pad.
@ -282,7 +324,29 @@ typedef struct {
* @notapi
*/
#define pal_lld_writepad(port, pad, bit) \
(SIU.GPDO.R[((port) * 32) + (15 - (pad))] = (bit))
(SIU.GPDO[((port) * 16) + (pad)].R = (bit))
/**
* @brief Sets a pad logical state to @p PAL_HIGH.
*
* @param[in] port port identifier
* @param[in] pad pad number within the port
*
* @notapi
*/
#define pal_lld_setpad(port, pad) \
(SIU.GPDO[((port) * 16) + (pad)].R = 1)
/**
* @brief Clears a pad logical state to @p PAL_LOW.
*
* @param[in] port port identifier
* @param[in] pad pad number within the port
*
* @notapi
*/
#define pal_lld_clearpad(port, pad) \
(SIU.GPDO[((port) * 16) + (pad)].R = 0)
/**
* @brief Pad mode setup.