X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fstm%2Fstm32l.h;h=0109ec815525b2acdf3c6abe36cf5c86822794e6;hp=9226e9cb0f39a4ea6d1ffc27986000ce94a5100a;hb=dbc52686c6d9808275c35e0c9c987cbbd9f7859d;hpb=530894f508874f4cb3db644ca9ca679ed704f964 diff --git a/src/stm/stm32l.h b/src/stm/stm32l.h index 9226e9cb..0109ec81 100644 --- a/src/stm/stm32l.h +++ b/src/stm/stm32l.h @@ -3,7 +3,8 @@ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of @@ -51,7 +52,32 @@ stm_moder_set(struct stm_gpio *gpio, int pin, vuint32_t value) { ~(STM_MODER_MASK << STM_MODER_SHIFT(pin))) | value << STM_MODER_SHIFT(pin)); } - + +static inline uint32_t +stm_spread_mask(uint16_t mask) { + uint32_t m = mask; + + /* 0000000000000000mmmmmmmmmmmmmmmm */ + m = (m & 0xff) | ((m & 0xff00) << 8); + /* 00000000mmmmmmmm00000000mmmmmmmm */ + m = (m & 0x000f000f) | ((m & 0x00f000f0) << 4); + /* 0000mmmm0000mmmm0000mmmm0000mmmm */ + m = (m & 0x03030303) | ((m & 0x0c0c0c0c) << 2); + /* 00mm00mm00mm00mm00mm00mm00mm00mm */ + m = (m & 0x11111111) | ((m & 0x22222222) << 2); + /* 0m0m0m0m0m0m0m0m0m0m0m0m0m0m0m0m */ + return m; +} + +static inline void +stm_moder_set_mask(struct stm_gpio *gpio, uint16_t mask, uint32_t value) { + uint32_t bits32 = stm_spread_mask(mask); + uint32_t mask32 = 3 * bits32; + uint32_t value32 = (value & 3) * bits32; + + gpio->moder = ((gpio->moder & ~mask32) | value32); +} + static inline uint32_t stm_moder_get(struct stm_gpio *gpio, int pin) { return (gpio->moder >> STM_MODER_SHIFT(pin)) & STM_MODER_MASK; @@ -68,7 +94,7 @@ stm_otyper_set(struct stm_gpio *gpio, int pin, vuint32_t value) { ~(STM_OTYPER_MASK << STM_OTYPER_SHIFT(pin))) | value << STM_OTYPER_SHIFT(pin)); } - + static inline uint32_t stm_otyper_get(struct stm_gpio *gpio, int pin) { return (gpio->otyper >> STM_OTYPER_SHIFT(pin)) & STM_OTYPER_MASK; @@ -82,12 +108,21 @@ stm_otyper_get(struct stm_gpio *gpio, int pin) { #define STM_OSPEEDR_40MHz 3 static inline void -stm_ospeedr_set(struct stm_gpio *gpio, int pin, vuint32_t value) { +stm_ospeedr_set(struct stm_gpio *gpio, int pin, uint32_t value) { gpio->ospeedr = ((gpio->ospeedr & ~(STM_OSPEEDR_MASK << STM_OSPEEDR_SHIFT(pin))) | value << STM_OSPEEDR_SHIFT(pin)); } - + +static inline void +stm_ospeedr_set_mask(struct stm_gpio *gpio, uint16_t mask, uint32_t value) { + uint32_t bits32 = stm_spread_mask(mask); + uint32_t mask32 = 3 * bits32; + uint32_t value32 = (value & 3) * bits32; + + gpio->ospeedr = ((gpio->ospeedr & ~mask32) | value32); +} + static inline uint32_t stm_ospeedr_get(struct stm_gpio *gpio, int pin) { return (gpio->ospeedr >> STM_OSPEEDR_SHIFT(pin)) & STM_OSPEEDR_MASK; @@ -106,7 +141,16 @@ stm_pupdr_set(struct stm_gpio *gpio, int pin, uint32_t value) { ~(STM_PUPDR_MASK << STM_PUPDR_SHIFT(pin))) | value << STM_PUPDR_SHIFT(pin)); } - + +static inline void +stm_pupdr_set_mask(struct stm_gpio *gpio, uint16_t mask, uint32_t value) { + uint32_t bits32 = stm_spread_mask(mask); + uint32_t mask32 = 3 * bits32; + uint32_t value32 = (value & 3) * bits32; + + gpio->pupdr = (gpio->pupdr & ~mask32) | value32; +} + static inline uint32_t stm_pupdr_get(struct stm_gpio *gpio, int pin) { return (gpio->pupdr >> STM_PUPDR_SHIFT(pin)) & STM_PUPDR_MASK; @@ -166,6 +210,22 @@ stm_gpio_set(struct stm_gpio *gpio, int pin, uint8_t value) { gpio->bsrr = ((uint32_t) (value ^ 1) << (pin + 16)) | ((uint32_t) value << pin); } +static inline void +stm_gpio_set_mask(struct stm_gpio *gpio, uint16_t bits, uint16_t mask) { + /* Use the bit set/reset register to do this atomically */ + gpio->bsrr = ((uint32_t) (~bits & mask) << 16) | ((uint32_t) (bits & mask)); +} + +static inline void +stm_gpio_set_bits(struct stm_gpio *gpio, uint16_t bits) { + gpio->bsrr = bits; +} + +static inline void +stm_gpio_clr_bits(struct stm_gpio *gpio, uint16_t bits) { + gpio->bsrr = ((uint32_t) bits) << 16; +} + static inline uint8_t stm_gpio_get(struct stm_gpio *gpio, int pin) { return (gpio->idr >> pin) & 1; @@ -176,6 +236,13 @@ stm_gpio_get_all(struct stm_gpio *gpio) { return gpio->idr; } +/* + * We can't define these in registers.ld or our fancy + * ao_enable_gpio macro will expand into a huge pile of code + * as the compiler won't do correct constant folding and + * dead-code elimination + */ + extern struct stm_gpio stm_gpioa; extern struct stm_gpio stm_gpiob; extern struct stm_gpio stm_gpioc; @@ -183,6 +250,13 @@ extern struct stm_gpio stm_gpiod; extern struct stm_gpio stm_gpioe; extern struct stm_gpio stm_gpioh; +#define stm_gpioh (*((struct stm_gpio *) 0x40021400)) +#define stm_gpioe (*((struct stm_gpio *) 0x40021000)) +#define stm_gpiod (*((struct stm_gpio *) 0x40020c00)) +#define stm_gpioc (*((struct stm_gpio *) 0x40020800)) +#define stm_gpiob (*((struct stm_gpio *) 0x40020400)) +#define stm_gpioa (*((struct stm_gpio *) 0x40020000)) + struct stm_usart { vuint32_t sr; /* status register */ vuint32_t dr; /* data register */ @@ -492,7 +566,7 @@ extern struct stm_rcc stm_rcc; #define STM_RCC_CFGR_MCOPRE_DIV_4 2 #define STM_RCC_CFGR_MCOPRE_DIV_8 3 #define STM_RCC_CFGR_MCOPRE_DIV_16 4 -#define STM_RCC_CFGR_MCOPRE_DIV_MASK 7 +#define STM_RCC_CFGR_MCOPRE_MASK 7 #define STM_RCC_CFGR_MCOSEL (24) #define STM_RCC_CFGR_MCOSEL_DISABLE 0 @@ -871,7 +945,11 @@ struct stm_nvic { vuint32_t sc; /* 0xc10 0xe000ed10 System Control Register */ vuint32_t cc; /* 0xc14 0xe000ed14 Configuration Control Register */ - uint8_t _unusedc18[0xe00 - 0xc18]; + vuint32_t shpr7_4; /* 0xc18 0xe000ed18 System Hander Priority Registers */ + vuint32_t shpr11_8; /* 0xc1c */ + vuint32_t shpr15_12; /* 0xc20 */ + + uint8_t _unusedc18[0xe00 - 0xc24]; vuint32_t stir; /* 0xe00 */ }; @@ -1334,10 +1412,13 @@ extern struct stm_spi stm_spi1, stm_spi2, stm_spi3; #define STM_SPI_CR2_TXDMAEN 1 #define STM_SPI_CR2_RXDMAEN 0 +#define STM_SPI_SR_FRE 8 #define STM_SPI_SR_BSY 7 #define STM_SPI_SR_OVR 6 #define STM_SPI_SR_MODF 5 #define STM_SPI_SR_CRCERR 4 +#define STM_SPI_SR_UDR 3 +#define STM_SPI_SR_CHSIDE 2 #define STM_SPI_SR_TXE 1 #define STM_SPI_SR_RXNE 0 @@ -1372,6 +1453,9 @@ struct stm_adc { extern struct stm_adc stm_adc; +#define STM_ADC_SQ_TEMP 16 +#define STM_ADC_SQ_V_REF 17 + #define STM_ADC_SR_JCNR 9 #define STM_ADC_SR_RCNR 8 #define STM_ADC_SR_ADONS 6 @@ -1565,6 +1649,7 @@ extern struct stm_i2c stm_i2c1, stm_i2c2; #define STM_I2C_CR2_FREQ_4_MHZ 4 #define STM_I2C_CR2_FREQ_8_MHZ 8 #define STM_I2C_CR2_FREQ_16_MHZ 16 +#define STM_I2C_CR2_FREQ_24_MHZ 24 #define STM_I2C_CR2_FREQ_32_MHZ 32 #define STM_I2C_CR2_FREQ_MASK 0x3f @@ -1711,6 +1796,12 @@ extern struct stm_tim234 stm_tim2, stm_tim3, stm_tim4; #define STM_TIM234_SMCR_SMS_EXTERNAL_CLOCK 7 #define STM_TIM234_SMCR_SMS_MASK 7 +#define STM_TIM234_DIER_CC4IE 4 +#define STM_TIM234_DIER_CC3IE 3 +#define STM_TIM234_DIER_CC2IE 2 +#define STM_TIM234_DIER_CC1IE 1 +#define STM_TIM234_DIER_UIE 0 + #define STM_TIM234_SR_CC4OF 12 #define STM_TIM234_SR_CC3OF 11 #define STM_TIM234_SR_CC2OF 10 @@ -1760,7 +1851,7 @@ extern struct stm_tim234 stm_tim2, stm_tim3, stm_tim4; #define STM_TIM234_CCMR1_OC1M_PWM_MODE_1 6 #define STM_TIM234_CCMR1_OC1M_PWM_MODE_2 7 #define STM_TIM234_CCMR1_OC1M_MASK 7 -#define STM_TIM234_CCMR1_OC1PE 11 +#define STM_TIM234_CCMR1_OC1PE 3 #define STM_TIM234_CCMR1_OC1FE 2 #define STM_TIM234_CCMR1_CC1S 0 #define STM_TIM234_CCMR1_CC1S_OUTPUT 0 @@ -1800,7 +1891,7 @@ extern struct stm_tim234 stm_tim2, stm_tim3, stm_tim4; #define STM_TIM234_CCMR2_OC3M_PWM_MODE_1 6 #define STM_TIM234_CCMR2_OC3M_PWM_MODE_2 7 #define STM_TIM234_CCMR2_OC3M_MASK 7 -#define STM_TIM234_CCMR2_OC3PE 11 +#define STM_TIM234_CCMR2_OC3PE 3 #define STM_TIM234_CCMR2_OC3FE 2 #define STM_TIM234_CCMR2_CC3S 0 #define STM_TIM234_CCMR2_CC3S_OUTPUT 0 @@ -1811,15 +1902,23 @@ extern struct stm_tim234 stm_tim2, stm_tim3, stm_tim4; #define STM_TIM234_CCER_CC4NP 15 #define STM_TIM234_CCER_CC4P 13 +#define STM_TIM234_CCER_CC4P_ACTIVE_HIGH 0 +#define STM_TIM234_CCER_CC4P_ACTIVE_LOW 1 #define STM_TIM234_CCER_CC4E 12 #define STM_TIM234_CCER_CC3NP 11 #define STM_TIM234_CCER_CC3P 9 +#define STM_TIM234_CCER_CC3P_ACTIVE_HIGH 0 +#define STM_TIM234_CCER_CC3P_ACTIVE_LOW 1 #define STM_TIM234_CCER_CC3E 8 #define STM_TIM234_CCER_CC2NP 7 #define STM_TIM234_CCER_CC2P 5 +#define STM_TIM234_CCER_CC2P_ACTIVE_HIGH 0 +#define STM_TIM234_CCER_CC2P_ACTIVE_LOW 1 #define STM_TIM234_CCER_CC2E 4 #define STM_TIM234_CCER_CC1NP 3 #define STM_TIM234_CCER_CC1P 1 +#define STM_TIM234_CCER_CC1P_ACTIVE_HIGH 0 +#define STM_TIM234_CCER_CC1P_ACTIVE_LOW 1 #define STM_TIM234_CCER_CC1E 0 struct stm_usb { @@ -1932,7 +2031,7 @@ union stm_usb_bdt { #define STM_USB_BDT_SIZE 8 -extern uint8_t stm_usb_sram[]; +extern uint8_t stm_usb_sram[] __attribute__ ((aligned(4))); struct stm_exti { vuint32_t imr;