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ChibiOS
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4204 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
gdisirio 2012-05-17 16:47:17 +00:00
parent d25f85f0ea
commit 76ac6302c7
7 changed files with 175 additions and 81 deletions
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236
os/hal/platforms/STM32F0xx/hal_lld.h
View File

@ -193,6 +193,26 @@
RTC clock. */
/** @} */
/**
* @name RCC_CFGR3 register bits definitions
* @{
*/
#define STM32_USART1SW_MASK (3 << 0) /**< RTC clock source mask. */
#define STM32_USART1SW_PCLK (0 << 0) /**< USART1 clock is PCLK. */
#define STM32_USART1SW_SYSCLK (1 << 0) /**< USART1 clock is SYSCLK. */
#define STM32_USART1SW_LSE (2 << 0) /**< USART1 clock is LSE. */
#define STM32_USART1SW_HSI (3 << 0) /**< USART1 clock is HSI. */
#define STM32_I2C1SW_MASK (1 << 4) /**< I2C clock source mask. */
#define STM32_I2C1SW_HSI (0 << 4) /**< I2C clock is HSI. */
#define STM32_I2C1SW_SYSCLK (1 << 4) /**< I2C clock is SYSCLK. */
#define STM32_CECSW_MASK (1 << 6) /**< CEC clock source mask. */
#define STM32_CECSW_HSI (0 << 6) /**< CEC clock is HSI/244. */
#define STM32_CECSW_LSE (1 << 6) /**< CEC clock is LSE. */
#define STM32_ADCSW_MASK (1 << 8) /**< ADC clock source mask. */
#define STM32_ADCSW_HSI14 (0 << 8) /**< ADC clock is HSI14. */
#define STM32_ADCSW_PCLK (1 << 8) /**< ADC clock is PCLK/2|4. */
/** @} */
/*===========================================================================*/
/* Platform capabilities. */
/*===========================================================================*/
@ -420,6 +440,13 @@
#define STM32_HSI_ENABLED TRUE
#endif
/**
* @brief Enables or disables the HSI14 clock source.
*/
#if !defined(STM32_HSI14_ENABLED) || defined(__DOXYGEN__)
#define STM32_HSI14_ENABLED TRUE
#endif
/**
* @brief Enables or disables the LSI clock source.
*/
@ -440,6 +467,91 @@
#if !defined(STM32_LSE_ENABLED) || defined(__DOXYGEN__)
#define STM32_LSE_ENABLED FALSE
#endif
/**
* @brief Main clock source selection.
* @note If the selected clock source is not the PLL then the PLL is not
* initialized and started.
* @note The default value is calculated for a 72MHz system clock from
* a 8MHz crystal using the PLL.
*/
#if !defined(STM32_SW) || defined(__DOXYGEN__)
#define STM32_SW STM32_SW_PLL
#endif
/**
* @brief Clock source for the PLL.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The default value is calculated for a 72MHz system clock from
* a 8MHz crystal using the PLL.
*/
#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
#define STM32_PLLSRC STM32_PLLSRC_HSE
#endif
/**
* @brief Crystal PLL pre-divider.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The default value is calculated for a 72MHz system clock from
* a 8MHz crystal using the PLL.
*/
#if !defined(STM32_PLLXTPRE) || defined(__DOXYGEN__)
#define STM32_PLLXTPRE STM32_PLLXTPRE_DIV1
#endif
/**
* @brief PLL multiplier value.
* @note The allowed range is 2...16.
* @note The default value is calculated for a 72MHz system clock from
* a 8MHz crystal using the PLL.
*/
#if !defined(STM32_PLLMUL_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLMUL_VALUE 9
#endif
/**
* @brief AHB prescaler value.
* @note The default value is calculated for a 72MHz system clock from
* a 8MHz crystal using the PLL.
*/
#if !defined(STM32_HPRE) || defined(__DOXYGEN__)
#define STM32_HPRE STM32_HPRE_DIV1
#endif
/**
* @brief APB1 prescaler value.
*/
#if !defined(STM32_PPRE) || defined(__DOXYGEN__)
#define STM32_PPRE STM32_PPRE_DIV2
#endif
/**
* @brief ADC clock source.
*/
#if !defined(STM32_ADCSW) || defined(__DOXYGEN__)
#define STM32_ADCSW STM32_ADCSW_HSI14
/**
* @brief ADC prescaler value.
*/
#if !defined(STM32_ADCPRE) || defined(__DOXYGEN__)
#define STM32_ADCPRE STM32_ADCPRE_DIV4
#endif
/**
* @brief MCO pin setting.
*/
#if !defined(STM32_MCOSEL) || defined(__DOXYGEN__)
#define STM32_MCOSEL STM32_MCOSEL_NOCLOCK
#endif
/**
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSI
#endif
/** @} */
/*===========================================================================*/
@ -468,6 +580,22 @@
#endif /* !STM32_HSI_ENABLED */
/*
* HSI14 related checks.
*/
#if STM32_HSI14_ENABLED
#else /* !STM32_HSI14_ENABLED */
#if STM32_MCOSEL == STM32_MCOSEL_HSI14
#error "HSI14 not enabled, required by STM32_MCOSEL"
#endif
#if STM32_ADCSW == STM32_ADCSW_HSI14
#error "HSI14 not enabled, required by STM32_ADCSW"
#endif
#endif /* !STM32_HSI14_ENABLED */
/*
* HSE related checks.
*/
@ -490,7 +618,8 @@
#endif
#if (STM32_MCOSEL == STM32_MCOSEL_HSE) || \
((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) && (STM32_PLLSRC == STM32_PLLSRC_HSE))
((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) && \
(STM32_PLLSRC == STM32_PLLSRC_HSE))
#error "HSE not enabled, required by STM32_MCOSEL"
#endif
@ -534,8 +663,7 @@
#endif /* !STM32_LSE_ENABLED */
/* PLL activation conditions.*/
#if STM32_USB_CLOCK_REQUIRED || \
(STM32_SW == STM32_SW_PLL) || \
#if (STM32_SW == STM32_SW_PLL) || \
(STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) || \
defined(__DOXYGEN__)
/**
@ -641,47 +769,25 @@
#endif
/**
* @brief APB1 frequency.
* @brief APB frequency.
*/
#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK1 (STM32_HCLK / 1)
#elif STM32_PPRE1 == STM32_PPRE1_DIV2
#define STM32_PCLK1 (STM32_HCLK / 2)
#elif STM32_PPRE1 == STM32_PPRE1_DIV4
#define STM32_PCLK1 (STM32_HCLK / 4)
#elif STM32_PPRE1 == STM32_PPRE1_DIV8
#define STM32_PCLK1 (STM32_HCLK / 8)
#elif STM32_PPRE1 == STM32_PPRE1_DIV16
#define STM32_PCLK1 (STM32_HCLK / 16)
#if (STM32_PPRE == STM32_PPRE_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK (STM32_HCLK / 1)
#elif STM32_PPRE == STM32_PPRE_DIV2
#define STM32_PCLK (STM32_HCLK / 2)
#elif STM32_PPRE == STM32_PPRE_DIV4
#define STM32_PCLK (STM32_HCLK / 4)
#elif STM32_PPRE == STM32_PPRE_DIV8
#define STM32_PCLK (STM32_HCLK / 8)
#elif STM32_PPRE == STM32_PPRE_DIV16
#define STM32_PCLK (STM32_HCLK / 16)
#else
#error "invalid STM32_PPRE1 value specified"
#error "invalid STM32_PPRE value specified"
#endif
/* APB1 frequency check.*/
#if STM32_PCLK1 > STM32_PCLK1_MAX
#error "STM32_PCLK1 exceeding maximum frequency (STM32_PCLK1_MAX)"
#endif
/**
* @brief APB2 frequency.
*/
#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK2 (STM32_HCLK / 1)
#elif STM32_PPRE2 == STM32_PPRE2_DIV2
#define STM32_PCLK2 (STM32_HCLK / 2)
#elif STM32_PPRE2 == STM32_PPRE2_DIV4
#define STM32_PCLK2 (STM32_HCLK / 4)
#elif STM32_PPRE2 == STM32_PPRE2_DIV8
#define STM32_PCLK2 (STM32_HCLK / 8)
#elif STM32_PPRE2 == STM32_PPRE2_DIV16
#define STM32_PCLK2 (STM32_HCLK / 16)
#else
#error "invalid STM32_PPRE2 value specified"
#endif
/* APB2 frequency check.*/
#if STM32_PCLK2 > STM32_PCLK2_MAX
#error "STM32_PCLK2 exceeding maximum frequency (STM32_PCLK2_MAX)"
/* APB frequency check.*/
#if STM32_PCLK > STM32_PCLK_MAX
#error "STM32_PCLK exceeding maximum frequency (STM32_PCLK_MAX)"
#endif
/**
@ -692,7 +798,7 @@
#elif STM32_RTCSEL == STM32_RTCSEL_LSI
#define STM32_RTCCLK STM32_LSICLK
#elif STM32_RTCSEL == STM32_RTCSEL_HSEDIV
#define STM32_RTCCLK (STM32_HSECLK / 128)
#define STM32_RTCCLK (STM32_HSECLK / 32)
#elif STM32_RTCSEL == STM32_RTCSEL_NOCLOCK
#define STM32_RTCCLK 0
#else
@ -702,17 +808,19 @@
/**
* @brief ADC frequency.
*/
#if STM32_ADCSW == STM32_ADCSW_HSI14
#define STM32_ADCCLK STM32_HSI14CLK
#elif STM32_ADCSW == STM32_ADCSW_PCLK
#if (STM32_ADCPRE == STM32_ADCPRE_DIV2) || defined(__DOXYGEN__)
#define STM32_ADCCLK (STM32_PCLK2 / 2)
#define STM32_ADCCLK (STM32_PCLK / 2)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV4
#define STM32_ADCCLK (STM32_PCLK2 / 4)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV6
#define STM32_ADCCLK (STM32_PCLK2 / 6)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV8
#define STM32_ADCCLK (STM32_PCLK2 / 8)
#define STM32_ADCCLK (STM32_PCLK / 4)
#else
#error "invalid STM32_ADCPRE value specified"
#endif
#else
#error "invalid source selected for ADC clock"
#endif
/* ADC frequency check.*/
#if STM32_ADCCLK > STM32_ADCCLK_MAX
@ -720,32 +828,14 @@
#endif
/**
* @brief USB frequency.
* @brief Timers clock.
*/
#if (STM32_USBPRE == STM32_USBPRE_DIV1P5) || defined(__DOXYGEN__)
#define STM32_USBCLK ((STM32_PLLCLKOUT * 2) / 3)
#elif (STM32_USBPRE == STM32_USBPRE_DIV1)
#define STM32_USBCLK STM32_PLLCLKOUT
#if (STM32_PPRE == STM32_PPRE_DIV1) || defined(__DOXYGEN__)
#define STM32_TIMCLK1 (STM32_PCLK * 1)
#define STM32_TIMCLK2 (STM32_PCLK * 1)
#else
#error "invalid STM32_USBPRE value specified"
#endif
/**
* @brief Timers 2, 3, 4, 5, 6, 7, 12, 13, 14 clock.
*/
#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
#define STM32_TIMCLK1 (STM32_PCLK1 * 1)
#else
#define STM32_TIMCLK1 (STM32_PCLK1 * 2)
#endif
/**
* @brief Timers 1, 8, 9, 10, 11 clock.
*/
#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
#define STM32_TIMCLK2 (STM32_PCLK2 * 1)
#else
#define STM32_TIMCLK2 (STM32_PCLK2 * 2)
#define STM32_TIMCLK1 (STM32_PCLK * 2)
#define STM32_TIMCLK2 (STM32_PCLK * 2)
#endif
/**
@ -753,10 +843,8 @@
*/
#if (STM32_HCLK <= 24000000) || defined(__DOXYGEN__)
#define STM32_FLASHBITS 0x00000010
#elif STM32_HCLK <= 48000000
#define STM32_FLASHBITS 0x00000011
#else
#define STM32_FLASHBITS 0x00000012
#define STM32_FLASHBITS 0x00000011
#endif
/*===========================================================================*/

2
os/hal/platforms/STM32F1xx/hal_lld_f100.h
View File

@ -626,7 +626,7 @@
#endif
/**
* @brief Clock source selecting. LSI by default.
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSI

10
os/hal/platforms/STM32F1xx/hal_lld_f103.h
View File

@ -178,7 +178,12 @@
#define STM32_MCOSEL_HSI (5 << 24) /**< HSI clock on MCO pin. */
#define STM32_MCOSEL_HSE (6 << 24) /**< HSE clock on MCO pin. */
#define STM32_MCOSEL_PLLDIV2 (7 << 24) /**< PLL/2 clock on MCO pin. */
/** @} */
/**
* @name RCC_BDCR register bits definitions
* @{
*/
#define STM32_RTCSEL_MASK (3 << 8) /**< RTC clock source mask. */
#define STM32_RTCSEL_NOCLOCK (0 << 8) /**< No clock. */
#define STM32_RTCSEL_LSE (1 << 8) /**< LSE used as RTC clock. */
@ -953,7 +958,7 @@
#endif
/**
* @brief Clock source selecting. LSI by default.
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSI
@ -1008,7 +1013,8 @@
#endif
#if (STM32_MCOSEL == STM32_MCOSEL_HSE) || \
((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) && (STM32_PLLSRC == STM32_PLLSRC_HSE))
((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) && \
(STM32_PLLSRC == STM32_PLLSRC_HSE))
#error "HSE not enabled, required by STM32_MCOSEL"
#endif

2
os/hal/platforms/STM32F1xx/hal_lld_f105_f107.h
View File

@ -573,7 +573,7 @@
#endif
/**
* @brief Clock source selecting. LSI by default.
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_HSEDIV

2
os/hal/platforms/STM32F2xx/hal_lld.h
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@ -688,7 +688,7 @@
#endif
/**
* @brief RTC source clock.
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSE

2
os/hal/platforms/STM32F4xx/hal_lld.h
View File

@ -694,7 +694,7 @@
#endif
/**
* @brief RTC source clock.
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSE

2
os/hal/platforms/STM32L1xx/hal_lld.h
View File

@ -546,7 +546,7 @@
#endif
/**
* @brief Clock source for the RTC/LCD.
* @brief RTC/LCD clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSE