zcy
/
tinySA
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4731 35acf78f-673a-0410-8e92-d51de3d6d3f4

master
gdisirio 2012-10-02 12:41:17 +00:00
parent 60cd6f958b
commit 8579b5559c
4 changed files with 56 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
os/hal/platforms/SPC560Pxx/hal_lld.c
View File

@ -92,7 +92,8 @@ void hal_lld_init(void) {
to run in DRUN,RUN0...RUN3 and HALT0 modes, the clock is gated in other
modes.*/
INTC.PSR[127].R = SPC5_PIT3_IRQ_PRIORITY;
ME.PCTL[92].R = SPC5_ME_PCTL_RUN(2) | SPC5_ME_PCTL_LP(2);
halSPC560PSetPeripheralClockMode(92,
SPC5_ME_PCTL_RUN(2) | SPC5_ME_PCTL_LP(2));
reg = halSPC560PGetSystemClock() / CH_FREQUENCY - 1;
PIT.PITMCR.R = 1; /* PIT clock enabled, stop while debugging. */
PIT.CH[3].LDVAL.R = reg;
@ -207,6 +208,23 @@ bool_t halSPC560PSetRunMode(spc560prunmode_t mode) {
return CH_SUCCESS;
}
/**
* @brief Changes the clock mode of a peripheral.
*
* @param[in] n index of the @p PCTL register
* @param[in] pctl new value for the @p PCTL register
*
* @notapi
*/
void halSPC560PSetPeripheralClockMode(uint32_t n, uint32_t pctl) {
uint32_t mode;
ME.PCTL[n].R = pctl;
mode = ME.MCTL.B.TARGET_MODE;
ME.MCTL.R = SPC5_ME_MCTL_MODE(mode) | SPC5_ME_MCTL_KEY;
ME.MCTL.R = SPC5_ME_MCTL_MODE(mode) | SPC5_ME_MCTL_KEY_INV;
}
#if !SPC5_NO_INIT || defined(__DOXYGEN__)
/**
* @brief Returns the system clock under the current run mode.

33
os/hal/platforms/SPC560Pxx/hal_lld.h
View File

@ -416,11 +416,20 @@
/**
* @brief Peripheral mode 0 (run mode).
* @note Do not change this setting, it is expected to be the "always run"
* @note Do not change this setting, it is expected to be the "never run"
* mode.
*/
#if !defined(SPC5_ME_RUN_PC0_BITS) || defined(__DOXYGEN__)
#define SPC5_ME_RUN_PC0_BITS (SPC5_ME_RUN_PC_TEST | \
#define SPC5_ME_RUN_PC0_BITS 0
#endif
/**
* @brief Peripheral mode 1 (run mode).
* @note Do not change this setting, it is expected to be the "always run"
* mode.
*/
#if !defined(SPC5_ME_RUN_PC1_BITS) || defined(__DOXYGEN__)
#define SPC5_ME_RUN_PC1_BITS (SPC5_ME_RUN_PC_TEST | \
SPC5_ME_RUN_PC_SAFE | \
SPC5_ME_RUN_PC_DRUN | \
SPC5_ME_RUN_PC_RUN0 | \
@ -429,15 +438,6 @@
SPC5_ME_RUN_PC_RUN3)
#endif
/**
* @brief Peripheral mode 1 (run mode).
* @note Do not change this setting, it is expected to be the "never run"
* mode.
*/
#if !defined(SPC5_ME_RUN_PC1_BITS) || defined(__DOXYGEN__)
#define SPC5_ME_RUN_PC1_BITS 0
#endif
/**
* @brief Peripheral mode 2 (run mode).
* @note Do not change this setting, it is expected to be the "only during
@ -508,21 +508,21 @@
/**
* @brief Peripheral mode 0 (low power mode).
* @note Do not change this setting, it is expected to be the "always run"
* @note Do not change this setting, it is expected to be the "never run"
* mode.
*/
#if !defined(SPC5_ME_LP_PC0_BITS) || defined(__DOXYGEN__)
#define SPC5_ME_LP_PC0_BITS (SPC5_ME_LP_PC_HALT0 | \
SPC5_ME_LP_PC_STOP0)
#define SPC5_ME_LP_PC0_BITS 0
#endif
/**
* @brief Peripheral mode 1 (low power mode).
* @note Do not change this setting, it is expected to be the "never run"
* @note Do not change this setting, it is expected to be the "always run"
* mode.
*/
#if !defined(SPC5_ME_LP_PC1_BITS) || defined(__DOXYGEN__)
#define SPC5_ME_LP_PC1_BITS 0
#define SPC5_ME_LP_PC1_BITS (SPC5_ME_LP_PC_HALT0 | \
SPC5_ME_LP_PC_STOP0)
#endif
/**
@ -720,6 +720,7 @@ extern "C" {
void hal_lld_init(void);
void spc560p_clock_init(void);
bool_t halSPC560PSetRunMode(spc560prunmode_t mode);
void halSPC560PSetPeripheralClockMode(uint32_t n, uint32_t pctl);
#if !SPC5_NO_INIT
uint32_t halSPC560PGetSystemClock(void);
#endif

12
os/hal/platforms/SPC5xx/LINFlex_v1/serial_lld.c
View File

@ -363,12 +363,14 @@ void sd_lld_start(SerialDriver *sdp, const SerialConfig *config) {
if (sdp->state == SD_STOP) {
#if SPC5_SERIAL_USE_LINFLEX0
if (&SD1 == sdp) {
ME.PCTL[SPC5_LINFLEX0_PCTL].R = SPC5_SERIAL_LINFLEX0_START_PCTL;
halSPC560PSetPeripheralClockMode(SPC5_LINFLEX0_PCTL,
SPC5_SERIAL_LINFLEX0_START_PCTL);
}
#endif
#if SPC5_SERIAL_USE_LINFLEX1
if (&SD2 == sdp) {
ME.PCTL[SPC5_LINFLEX1_PCTL].R = SPC5_SERIAL_LINFLEX1_START_PCTL;
halSPC560PSetPeripheralClockMode(SPC5_LINFLEX1_PCTL,
SPC5_SERIAL_LINFLEX1_START_PCTL);
}
#endif
}
@ -389,13 +391,15 @@ void sd_lld_stop(SerialDriver *sdp) {
#if SPC5_SERIAL_USE_LINFLEX0
if (&SD1 == sdp) {
ME.PCTL[SPC5_LINFLEX0_PCTL].R = SPC5_SERIAL_LINFLEX0_STOP_PCTL;
halSPC560PSetPeripheralClockMode(SPC5_LINFLEX0_PCTL,
SPC5_SERIAL_LINFLEX0_STOP_PCTL);
return;
}
#endif
#if SPC5_SERIAL_USE_LINFLEX1
if (&SD2 == sdp) {
ME.PCTL[SPC5_LINFLEX1_PCTL].R = SPC5_SERIAL_LINFLEX1_STOP_PCTL;
halSPC560PSetPeripheralClockMode(SPC5_LINFLEX1_PCTL,
SPC5_SERIAL_LINFLEX1_STOP_PCTL);
return;
}
#endif

24
os/hal/platforms/SPC5xx/LINFlex_v1/serial_lld.h
View File

@ -135,46 +135,46 @@
/**
* @brief LINFlex-0 peripheral configuration when started.
* @note The default configuration is 0 (always run) in run mode and
* @note The default configuration is 1 (always run) in run mode and
* 2 (only halt) in low power mode. The defaults of the run modes
* are defined in @p hal_lld.h.
*/
#if !defined(SPC5_SERIAL_LINFLEX0_START_PCTL) || defined(__DOXYGEN__)
#define SPC5_SERIAL_LINFLEX0_START_PCTL (SPC5_ME_PCTL_RUN(0) | \
#define SPC5_SERIAL_LINFLEX0_START_PCTL (SPC5_ME_PCTL_RUN(1) | \
SPC5_ME_PCTL_LP(2))
#endif
/**
* @brief LINFlex-0 peripheral configuration when stopped.
* @note The default configuration is 1 (never run) in run mode and
* 1 (never run) in low power mode. The defaults of the run modes
* @note The default configuration is 0 (never run) in run mode and
* 0 (never run) in low power mode. The defaults of the run modes
* are defined in @p hal_lld.h.
*/
#if !defined(SPC5_SERIAL_LINFLEX0_STOP_PCTL) || defined(__DOXYGEN__)
#define SPC5_SERIAL_LINFLEX0_STOP_PCTL (SPC5_ME_PCTL_RUN(1) | \
SPC5_ME_PCTL_LP(1))
#define SPC5_SERIAL_LINFLEX0_STOP_PCTL (SPC5_ME_PCTL_RUN(0) | \
SPC5_ME_PCTL_LP(0))
#endif
/**
* @brief LINFlex-1 peripheral configuration when started.
* @note The default configuration is 0 (always run) in run mode and
* @note The default configuration is 1 (always run) in run mode and
* 2 (only halt) in low power mode. The defaults of the run modes
* are defined in @p hal_lld.h.
*/
#if !defined(SPC5_SERIAL_LINFLEX1_START_PCTL) || defined(__DOXYGEN__)
#define SPC5_SERIAL_LINFLEX1_START_PCTL (SPC5_ME_PCTL_RUN(0) | \
#define SPC5_SERIAL_LINFLEX1_START_PCTL (SPC5_ME_PCTL_RUN(1) | \
SPC5_ME_PCTL_LP(2))
#endif
/**
* @brief LINFlex-1 peripheral configuration when stopped.
* @note The default configuration is 1 (never run) in run mode and
* 1 (never run) in low power mode. The defaults of the run modes
* @note The default configuration is 0 (never run) in run mode and
* 0 (never run) in low power mode. The defaults of the run modes
* are defined in @p hal_lld.h.
*/
#if !defined(SPC5_SERIAL_LINFLEX1_STOP_PCTL) || defined(__DOXYGEN__)
#define SPC5_SERIAL_LINFLEX1_STOP_PCTL (SPC5_ME_PCTL_RUN(1) | \
SPC5_ME_PCTL_LP(1))
#define SPC5_SERIAL_LINFLEX1_STOP_PCTL (SPC5_ME_PCTL_RUN(0) | \
SPC5_ME_PCTL_LP(0))
#endif
/*===========================================================================*/