altos/stmf0: Remove some incorrect defines in stm32f0.h
[fw/altos] / src / stmf0 / stm32f0.h
index d528e492127657f4bf5de4d6d85e860e8fe8c05e..0e0267432dcf10213c2fafa18b8584b70a041102 100644 (file)
@@ -43,7 +43,7 @@ struct stm_gpio {
 };
 
 #define STM_MODER_SHIFT(pin)           ((pin) << 1)
-#define STM_MODER_MASK                 3
+#define STM_MODER_MASK                 3UL
 #define STM_MODER_INPUT                        0
 #define STM_MODER_OUTPUT               1
 #define STM_MODER_ALTERNATE            2
@@ -62,7 +62,7 @@ stm_moder_get(struct stm_gpio *gpio, int pin) {
 }
 
 #define STM_OTYPER_SHIFT(pin)          (pin)
-#define STM_OTYPER_MASK                        1
+#define STM_OTYPER_MASK                        1UL
 #define STM_OTYPER_PUSH_PULL           0
 #define STM_OTYPER_OPEN_DRAIN          1
 
@@ -79,7 +79,7 @@ stm_otyper_get(struct stm_gpio *gpio, int pin) {
 }
 
 #define STM_OSPEEDR_SHIFT(pin)         ((pin) << 1)
-#define STM_OSPEEDR_MASK               3
+#define STM_OSPEEDR_MASK               3UL
 #define STM_OSPEEDR_LOW                        0       /* 2MHz */
 #define STM_OSPEEDR_MEDIUM             1       /* 10MHz */
 #define STM_OSPEEDR_HIGH               3       /* 10-50MHz */
@@ -97,7 +97,7 @@ stm_ospeedr_get(struct stm_gpio *gpio, int pin) {
 }
 
 #define STM_PUPDR_SHIFT(pin)           ((pin) << 1)
-#define STM_PUPDR_MASK                 3
+#define STM_PUPDR_MASK                 3UL
 #define STM_PUPDR_NONE                 0
 #define STM_PUPDR_PULL_UP              1
 #define STM_PUPDR_PULL_DOWN            2
@@ -116,7 +116,7 @@ stm_pupdr_get(struct stm_gpio *gpio, int pin) {
 }
 
 #define STM_AFR_SHIFT(pin)             ((pin) << 2)
-#define STM_AFR_MASK                   0xf
+#define STM_AFR_MASK                   0xfUL
 #define STM_AFR_NONE                   0
 #define STM_AFR_AF0                    0x0
 #define STM_AFR_AF1                    0x1
@@ -168,7 +168,7 @@ stm_gpio_get(struct stm_gpio *gpio, int pin) {
 
 static inline uint16_t
 stm_gpio_get_all(struct stm_gpio *gpio) {
-       return gpio->idr;
+       return (uint16_t) gpio->idr;
 }
 
 /*
@@ -212,18 +212,6 @@ extern struct stm_flash    stm_flash;
 #define  STM_FLASH_ACR_LATENCY_0               0
 #define  STM_FLASH_ACR_LATENCY_1               1
 
-#define STM_FLASH_PECR_OBL_LAUNCH      18
-#define STM_FLASH_PECR_ERRIE           17
-#define STM_FLASH_PECR_EOPIE           16
-#define STM_FLASH_PECR_FPRG            10
-#define STM_FLASH_PECR_ERASE           9
-#define STM_FLASH_PECR_FTDW            8
-#define STM_FLASH_PECR_DATA            4
-#define STM_FLASH_PECR_PROG            3
-#define STM_FLASH_PECR_OPTLOCK         2
-#define STM_FLASH_PECR_PRGLOCK         1
-#define STM_FLASH_PECR_PELOCK          0
-
 #define STM_FLASH_SR_EOP               5
 #define STM_FLASH_SR_WRPRTERR          4
 #define STM_FLASH_SR_PGERR             2
@@ -282,8 +270,8 @@ struct stm_rcc {
 
 extern struct stm_rcc stm_rcc;
 
-/* Nominal high speed internal oscillator frequency is 16MHz */
-#define STM_HSI_FREQ           16000000
+/* Nominal high speed internal oscillator frequency is 8MHz */
+#define STM_HSI_FREQ           8000000
 
 #define STM_RCC_CR_PLLRDY      (25)
 #define STM_RCC_CR_PLLON       (24)
@@ -309,10 +297,19 @@ extern struct stm_rcc stm_rcc;
 #define  STM_RCC_CFGR_MCOPRE_DIV_32    5
 #define  STM_RCC_CFGR_MCOPRE_DIV_64    6
 #define  STM_RCC_CFGR_MCOPRE_DIV_128   7
-#define  STM_RCC_CFGR_MCOPRE_DIV_MASK  7
+#define  STM_RCC_CFGR_MCOPRE_DIV_MASK  7UL
 
 #define STM_RCC_CFGR_MCO       (24)
 # define STM_RCC_CFGR_MCO_DISABLE      0
+# define STM_RCC_CFGR_MCO_RC           1
+# define STM_RCC_CFGR_MCO_LSI          2
+# define STM_RCC_CFGR_MCO_LSE          3
+# define STM_RCC_CFGR_MCO_SYSCLK       4
+# define STM_RCC_CFGR_MCO_HSI          5
+# define STM_RCC_CFGR_MCO_HSE          6
+# define STM_RCC_CFGR_MCO_PLLCLK       7
+# define STM_RCC_CFGR_MCO_HSI48                8
+# define STM_RCC_CFGR_MCO_MASK         (0xfUL)
 
 #define STM_RCC_CFGR_PLLMUL    (18)
 #define  STM_RCC_CFGR_PLLMUL_2         0
@@ -330,7 +327,7 @@ extern struct stm_rcc stm_rcc;
 #define  STM_RCC_CFGR_PLLMUL_14                12
 #define  STM_RCC_CFGR_PLLMUL_15                13
 #define  STM_RCC_CFGR_PLLMUL_16                14
-#define  STM_RCC_CFGR_PLLMUL_MASK      0xf
+#define  STM_RCC_CFGR_PLLMUL_MASK      0xfUL
 
 #define STM_RCC_CFGR_PLLXTPRE  (17)
 
@@ -348,7 +345,7 @@ extern struct stm_rcc stm_rcc;
 #define  STM_RCC_CFGR_PPRE_DIV_4       5
 #define  STM_RCC_CFGR_PPRE_DIV_8       6
 #define  STM_RCC_CFGR_PPRE_DIV_16      7
-#define  STM_RCC_CFGR_PPRE_MASK                7
+#define  STM_RCC_CFGR_PPRE_MASK                7UL
 
 #define STM_RCC_CFGR_HPRE      (4)
 #define  STM_RCC_CFGR_HPRE_DIV_1       0
@@ -360,21 +357,21 @@ extern struct stm_rcc stm_rcc;
 #define  STM_RCC_CFGR_HPRE_DIV_128     0xd
 #define  STM_RCC_CFGR_HPRE_DIV_256     0xe
 #define  STM_RCC_CFGR_HPRE_DIV_512     0xf
-#define  STM_RCC_CFGR_HPRE_MASK                0xf
+#define  STM_RCC_CFGR_HPRE_MASK                0xfUL
 
 #define STM_RCC_CFGR_SWS       (2)
 #define  STM_RCC_CFGR_SWS_HSI          0
 #define  STM_RCC_CFGR_SWS_HSE          1
 #define  STM_RCC_CFGR_SWS_PLL          2
 #define  STM_RCC_CFGR_SWS_HSI48                3
-#define  STM_RCC_CFGR_SWS_MASK         3
+#define  STM_RCC_CFGR_SWS_MASK         3UL
 
 #define STM_RCC_CFGR_SW                (0)
 #define  STM_RCC_CFGR_SW_HSI           0
 #define  STM_RCC_CFGR_SW_HSE           1
 #define  STM_RCC_CFGR_SW_PLL           2
 #define  STM_RCC_CFGR_SW_HSI48         3
-#define  STM_RCC_CFGR_SW_MASK          3
+#define  STM_RCC_CFGR_SW_MASK          3UL
 
 #define STM_RCC_APB2RSTR_DBGMCURST     22
 #define STM_RCC_APB2RSTR_TIM17RST      18
@@ -559,6 +556,8 @@ struct stm_pwr {
 
 extern struct stm_pwr stm_pwr;
 
+#define stm_pwr (*(struct stm_pwr *) 0x40007000)
+
 #define STM_PWR_CR_DBP         (8)
 
 #define STM_PWR_CR_PLS         (5)
@@ -576,7 +575,7 @@ extern struct stm_pwr stm_pwr;
 #define STM_PWR_CR_CSBF                (3)
 #define STM_PWR_CR_CWUF                (2)
 #define STM_PWR_CR_PDDS                (1)
-#define STM_PWR_CR_LPSDSR      (0)
+#define STM_PWR_CR_LPDS                (0)
 
 #define STM_PWR_CSR_EWUP3      (10)
 #define STM_PWR_CSR_EWUP2      (9)
@@ -696,7 +695,7 @@ stm_nvic_pending(int irq) {
 
 #define IRQ_PRIO_REG(irq)      ((irq) >> 2)
 #define IRQ_PRIO_BIT(irq)      (((irq) & 3) << 3)
-#define IRQ_PRIO_MASK(irq)     (0xff << IRQ_PRIO_BIT(irq))
+#define IRQ_PRIO_MASK(irq)     (0xffUL << IRQ_PRIO_BIT(irq))
 
 static inline void
 stm_nvic_set_priority(int irq, uint8_t prio) {
@@ -737,6 +736,8 @@ struct stm_scb {
 
 extern struct stm_scb stm_scb;
 
+#define stm_scb (*(struct stm_scb *) 0xe000ed00)
+
 #define STM_SCB_AIRCR_VECTKEY          16
 #define  STM_SCB_AIRCR_VECTKEY_KEY             0x05fa
 #define STM_SCB_AIRCR_PRIGROUP         8
@@ -744,64 +745,9 @@ extern struct stm_scb stm_scb;
 #define STM_SCB_AIRCR_VECTCLRACTIVE    1
 #define STM_SCB_AIRCR_VECTRESET                0
 
-#define isr(name) void stm_ ## name ## _isr(void);
-
-isr(nmi)
-isr(hardfault)
-isr(memmanage)
-isr(busfault)
-isr(usagefault)
-isr(svc)
-isr(debugmon)
-isr(pendsv)
-isr(systick)
-isr(wwdg)
-isr(pvd)
-isr(tamper_stamp)
-isr(rtc_wkup)
-isr(flash)
-isr(rcc)
-isr(exti0)
-isr(exti1)
-isr(exti2)
-isr(exti3)
-isr(exti4)
-isr(dma1_channel1)
-isr(dma1_channel2)
-isr(dma1_channel3)
-isr(dma1_channel4)
-isr(dma1_channel5)
-isr(dma1_channel6)
-isr(dma1_channel7)
-isr(adc1)
-isr(usb_hp)
-isr(usb_lp)
-isr(dac)
-isr(comp)
-isr(exti9_5)
-isr(lcd)
-isr(tim9)
-isr(tim10)
-isr(tim11)
-isr(tim2)
-isr(tim3)
-isr(tim4)
-isr(i2c1_ev)
-isr(i2c1_er)
-isr(i2c2_ev)
-isr(i2c2_er)
-isr(spi1)
-isr(spi2)
-isr(usart1)
-isr(usart2)
-isr(usart3)
-isr(exti15_10)
-isr(rtc_alarm)
-isr(usb_fs_wkup)
-isr(tim6)
-isr(tim7)
-
-#undef isr
+#define STM_SCB_SCR_SEVONPEND          4
+#define STM_SCB_SCR_SLEEPDEEP          2
+#define STM_SCB_SCR_SLEEPONEXIT                1
 
 #define STM_ISR_WWDG_POS               0
 #define STM_ISR_PVD_VDDIO2_POS         1
@@ -878,7 +824,7 @@ extern struct stm_syscfg stm_syscfg;
 #define  STM_SYSCFG_CFGR1_MEM_MODE_MAIN_FLASH  0
 #define  STM_SYSCFG_CFGR1_MEM_MODE_SYSTEM_FLASH        1
 #define  STM_SYSCFG_CFGR1_MEM_MODE_SRAM                3
-#define  STM_SYSCFG_CFGR1_MEM_MODE_MASK                3
+#define  STM_SYSCFG_CFGR1_MEM_MODE_MASK                3UL
 
 #define STM_SYSCFG_EXTICR_PA           0
 #define STM_SYSCFG_EXTICR_PB           1
@@ -889,8 +835,8 @@ extern struct stm_syscfg stm_syscfg;
 
 static inline void
 stm_exticr_set(struct stm_gpio *gpio, int pin) {
-       uint8_t reg = pin >> 2;
-       uint8_t shift = (pin & 3) << 2;
+       uint8_t reg = (uint8_t) pin >> 2;
+       uint8_t shift = ((uint8_t) pin & 3) << 2;
        uint8_t val = 0;
 
        /* Enable SYSCFG */
@@ -905,7 +851,7 @@ stm_exticr_set(struct stm_gpio *gpio, int pin) {
        else if (gpio == &stm_gpiof)
                val = STM_SYSCFG_EXTICR_PF;
 
-       stm_syscfg.exticr[reg] = (stm_syscfg.exticr[reg] & ~(0xf << shift)) | val << shift;
+       stm_syscfg.exticr[reg] = (stm_syscfg.exticr[reg] & ~(0xfUL << shift)) | val << shift;
 }
 
 struct stm_dma_channel {
@@ -932,14 +878,14 @@ extern struct stm_dma stm_dma;
 #define STM_DMA_INDEX(channel)         ((channel) - 1)
 
 #define STM_DMA_ISR(index)             ((index) << 2)
-#define STM_DMA_ISR_MASK                       0xf
+#define STM_DMA_ISR_MASK                       0xfUL
 #define STM_DMA_ISR_TEIF                       3
 #define STM_DMA_ISR_HTIF                       2
 #define STM_DMA_ISR_TCIF                       1
 #define STM_DMA_ISR_GIF                                0
 
 #define STM_DMA_IFCR(index)            ((index) << 2)
-#define STM_DMA_IFCR_MASK                      0xf
+#define STM_DMA_IFCR_MASK                      0xfUL
 #define STM_DMA_IFCR_CTEIF                     3
 #define STM_DMA_IFCR_CHTIF                     2
 #define STM_DMA_IFCR_CTCIF                     1
@@ -952,19 +898,19 @@ extern struct stm_dma stm_dma;
 #define  STM_DMA_CCR_PL_MEDIUM                 (1)
 #define  STM_DMA_CCR_PL_HIGH                   (2)
 #define  STM_DMA_CCR_PL_VERY_HIGH              (3)
-#define  STM_DMA_CCR_PL_MASK                   (3)
+#define  STM_DMA_CCR_PL_MASK                   (3UL)
 
 #define STM_DMA_CCR_MSIZE              (10)
 #define  STM_DMA_CCR_MSIZE_8                   (0)
 #define  STM_DMA_CCR_MSIZE_16                  (1)
 #define  STM_DMA_CCR_MSIZE_32                  (2)
-#define  STM_DMA_CCR_MSIZE_MASK                        (3)
+#define  STM_DMA_CCR_MSIZE_MASK                        (3UL)
 
 #define STM_DMA_CCR_PSIZE              (8)
 #define  STM_DMA_CCR_PSIZE_8                   (0)
 #define  STM_DMA_CCR_PSIZE_16                  (1)
 #define  STM_DMA_CCR_PSIZE_32                  (2)
-#define  STM_DMA_CCR_PSIZE_MASK                        (3)
+#define  STM_DMA_CCR_PSIZE_MASK                        (3UL)
 
 #define STM_DMA_CCR_MINC               (7)
 #define STM_DMA_CCR_PINC               (6)
@@ -1083,7 +1029,7 @@ extern struct stm_spi stm_spi1, stm_spi2, stm_spi3;
 #define  STM_SPI_CR1_BR_PCLK_64                        5
 #define  STM_SPI_CR1_BR_PCLK_128               6
 #define  STM_SPI_CR1_BR_PCLK_256               7
-#define  STM_SPI_CR1_BR_MASK                   7
+#define  STM_SPI_CR1_BR_MASK                   7UL
 
 #define STM_SPI_CR1_MSTR               2
 #define STM_SPI_CR1_CPOL               1
@@ -1188,7 +1134,7 @@ extern struct stm_adc stm_adc;
 #define  STM_ADC_CFGR1_EXTEN_RISING    1
 #define  STM_ADC_CFGR1_EXTEN_FALLING   2
 #define  STM_ADC_CFGR1_EXTEN_BOTH      3
-#define  STM_ADC_CFGR1_EXTEN_MASK      3
+#define  STM_ADC_CFGR1_EXTEN_MASK      3UL
 
 #define STM_ADC_CFGR1_EXTSEL   6
 #define STM_ADC_CFGR1_ALIGN    5
@@ -1197,7 +1143,7 @@ extern struct stm_adc stm_adc;
 #define  STM_ADC_CFGR1_RES_10          1
 #define  STM_ADC_CFGR1_RES_8           2
 #define  STM_ADC_CFGR1_RES_6           3
-#define  STM_ADC_CFGR1_RES_MASK                3
+#define  STM_ADC_CFGR1_RES_MASK                3UL
 #define STM_ADC_CFGR1_SCANDIR  2
 #define  STM_ADC_CFGR1_SCANDIR_UP      0
 #define  STM_ADC_CFGR1_SCANDIR_DOWN    1
@@ -1313,7 +1259,7 @@ extern struct stm_i2c stm_i2c1, stm_i2c2;
 #define  STM_I2C_CR2_FREQ_8_MHZ                8
 #define  STM_I2C_CR2_FREQ_16_MHZ       16
 #define  STM_I2C_CR2_FREQ_32_MHZ       32
-#define  STM_I2C_CR2_FREQ_MASK         0x3f
+#define  STM_I2C_CR2_FREQ_MASK         0x3fUL
 
 #define STM_I2C_SR1_SMBALERT   15
 #define STM_I2C_SR1_TIMEOUT    14
@@ -1331,7 +1277,7 @@ extern struct stm_i2c stm_i2c1, stm_i2c2;
 #define STM_I2C_SR1_SB         0
 
 #define STM_I2C_SR2_PEC                8
-#define  STM_I2C_SR2_PEC_MASK  0xff00
+#define  STM_I2C_SR2_PEC_MASK  0xff00UL
 #define STM_I2C_SR2_DUALF      7
 #define STM_I2C_SR2_SMBHOST    6
 #define STM_I2C_SR2_SMBDEFAULT 5
@@ -1343,7 +1289,7 @@ extern struct stm_i2c stm_i2c1, stm_i2c2;
 #define STM_I2C_CCR_FS         15
 #define STM_I2C_CCR_DUTY       14
 #define STM_I2C_CCR_CCR                0
-#define  STM_I2C_CCR_MASK      0x7ff
+#define  STM_I2C_CCR_MASK      0x7ffUL
 
 struct stm_tim1 {
        vuint32_t       cr1;
@@ -1665,14 +1611,14 @@ extern struct stm_tim23 stm_tim2, stm_tim3;
 #define  STM_TIM23_CR1_CKD_1           0
 #define  STM_TIM23_CR1_CKD_2           1
 #define  STM_TIM23_CR1_CKD_4           2
-#define  STM_TIM23_CR1_CKD_MASK        3
+#define  STM_TIM23_CR1_CKD_MASK        3UL
 #define STM_TIM23_CR1_ARPE     7
 #define STM_TIM23_CR1_CMS      5
 #define  STM_TIM23_CR1_CMS_EDGE                0
 #define  STM_TIM23_CR1_CMS_CENTER_1    1
 #define  STM_TIM23_CR1_CMS_CENTER_2    2
 #define  STM_TIM23_CR1_CMS_CENTER_3    3
-#define  STM_TIM23_CR1_CMS_MASK                3
+#define  STM_TIM23_CR1_CMS_MASK                3UL
 #define STM_TIM23_CR1_DIR      4
 #define  STM_TIM23_CR1_DIR_UP          0
 #define  STM_TIM23_CR1_DIR_DOWN                1
@@ -1691,7 +1637,7 @@ extern struct stm_tim23 stm_tim2, stm_tim3;
 #define  STM_TIM23_CR2_MMS_COMPARE_OC2REF      5
 #define  STM_TIM23_CR2_MMS_COMPARE_OC3REF      6
 #define  STM_TIM23_CR2_MMS_COMPARE_OC4REF      7
-#define  STM_TIM23_CR2_MMS_MASK                        7
+#define  STM_TIM23_CR2_MMS_MASK                        7UL
 #define STM_TIM23_CR2_CCDS     3
 
 #define STM_TIM23_SMCR_ETP     15
@@ -1701,7 +1647,7 @@ extern struct stm_tim23 stm_tim2, stm_tim3;
 #define  STM_TIM23_SMCR_ETPS_DIV_2             1
 #define  STM_TIM23_SMCR_ETPS_DIV_4             2
 #define  STM_TIM23_SMCR_ETPS_DIV_8             3
-#define  STM_TIM23_SMCR_ETPS_MASK              3
+#define  STM_TIM23_SMCR_ETPS_MASK              3UL
 #define STM_TIM23_SMCR_ETF     8
 #define  STM_TIM23_SMCR_ETF_NONE               0
 #define  STM_TIM23_SMCR_ETF_INT_N_2            1
@@ -1803,15 +1749,15 @@ extern struct stm_tim23 stm_tim2, stm_tim3;
 
 #define STM_TIM23_CCMR2_OC4CE  15
 #define STM_TIM23_CCMR2_OC4M   12
-#define  STM_TIM23_CCMR2_OCM_FROZEN                    0
-#define  STM_TIM23_CCMR2_OCM_SET_HIGH_ON_MATCH 1
-#define  STM_TIM23_CCMR2_OCM_SET_LOW_ON_MATCH          2
-#define  STM_TIM23_CCMR2_OCM_TOGGLE                    3
-#define  STM_TIM23_CCMR2_OCM_FORCE_LOW                 4
-#define  STM_TIM23_CCMR2_OCM_FORCE_HIGH                        5
-#define  STM_TIM23_CCMR2_OCM_PWM_MODE_1                        6
-#define  STM_TIM23_CCMR2_OCM_PWM_MODE_2                        7
-#define  STM_TIM23_CCMR2_OCM_MASK                      7
+#define  STM_TIM23_CCMR2_OC4M_FROZEN                   0
+#define  STM_TIM23_CCMR2_OC4M_SET_HIGH_ON_MATCH        1
+#define  STM_TIM23_CCMR2_OC4M_SET_LOW_ON_MATCH         2
+#define  STM_TIM23_CCMR2_OC4M_TOGGLE                   3
+#define  STM_TIM23_CCMR2_OC4M_FORCE_LOW                        4
+#define  STM_TIM23_CCMR2_OC4M_FORCE_HIGH               5
+#define  STM_TIM23_CCMR2_OC4M_PWM_MODE_1               6
+#define  STM_TIM23_CCMR2_OC4M_PWM_MODE_2               7
+#define  STM_TIM23_CCMR2_OC4M_MASK                     7
 #define STM_TIM23_CCMR2_OC4PE  11
 #define STM_TIM23_CCMR2_OC4FE  10
 #define STM_TIM23_CCMR2_CC4S   8
@@ -1823,15 +1769,15 @@ extern struct stm_tim23 stm_tim2, stm_tim3;
 
 #define STM_TIM23_CCMR2_OC3CE  7
 #define STM_TIM23_CCMR2_OC3M   4
-#define  STM_TIM23_CCMR2_OCM_FROZEN                    0
-#define  STM_TIM23_CCMR2_OCM_SET_HIGH_ON_MATCH         1
-#define  STM_TIM23_CCMR2_OCM_SET_LOW_ON_MATCH          2
-#define  STM_TIM23_CCMR2_OCM_TOGGLE                    3
-#define  STM_TIM23_CCMR2_OCM_FORCE_LOW                 4
-#define  STM_TIM23_CCMR2_OCM_FORCE_HIGH                        5
+#define  STM_TIM23_CCMR2_OC3M_FROZEN                   0
+#define  STM_TIM23_CCMR2_OC3M_SET_HIGH_ON_MATCH                1
+#define  STM_TIM23_CCMR2_OC3M_SET_LOW_ON_MATCH         2
+#define  STM_TIM23_CCMR2_OC3M_TOGGLE                   3
+#define  STM_TIM23_CCMR2_OC3M_FORCE_LOW                        4
+#define  STM_TIM23_CCMR2_OC3M_FORCE_HIGH               5
 #define  STM_TIM23_CCMR2_OC3M_PWM_MODE_1               6
-#define  STM_TIM23_CCMR2_OCM_PWM_MODE_2                        7
-#define  STM_TIM23_CCMR2_OCM_MASK                      7
+#define  STM_TIM23_CCMR2_OC3M_PWM_MODE_2               7
+#define  STM_TIM23_CCMR2_OC3M_MASK                     7
 #define STM_TIM23_CCMR2_OC3PE  11
 #define STM_TIM23_CCMR2_OC3FE  2
 #define STM_TIM23_CCMR2_CC3S   0
@@ -1881,6 +1827,7 @@ extern struct stm_usb stm_usb;
 #define STM_USB_EPR_CTR_RX     15
 #define  STM_USB_EPR_CTR_RX_WRITE_INVARIANT            1
 #define STM_USB_EPR_DTOG_RX    14
+#define STM_USB_EPR_SW_BUF_TX  14
 #define STM_USB_EPR_DTOG_RX_WRITE_INVARIANT            0
 #define STM_USB_EPR_STAT_RX    12
 #define  STM_USB_EPR_STAT_RX_DISABLED                  0
@@ -1897,11 +1844,14 @@ extern struct stm_usb stm_usb;
 #define  STM_USB_EPR_EP_TYPE_INTERRUPT                 3
 #define  STM_USB_EPR_EP_TYPE_MASK                      3
 #define STM_USB_EPR_EP_KIND    8
+#define  STM_USB_EPR_EP_KIND_SNGL_BUF                  0       /* Bulk */
 #define  STM_USB_EPR_EP_KIND_DBL_BUF                   1       /* Bulk */
+#define  STM_USB_EPR_EP_KIND_NO_STATUS_OUT             0       /* Control */
 #define  STM_USB_EPR_EP_KIND_STATUS_OUT                        1       /* Control */
 #define STM_USB_EPR_CTR_TX     7
 #define  STM_USB_CTR_TX_WRITE_INVARIANT                        1
 #define STM_USB_EPR_DTOG_TX    6
+#define STM_USB_EPR_SW_BUF_RX  6
 #define  STM_USB_EPR_DTOG_TX_WRITE_INVARIANT           0
 #define STM_USB_EPR_STAT_TX    4
 #define  STM_USB_EPR_STAT_TX_DISABLED                  0
@@ -1987,7 +1937,12 @@ union stm_usb_bdt {
 
 #define STM_USB_BDT_SIZE       8
 
-extern uint8_t stm_usb_sram[];
+/* We'll use the first block of usb SRAM for the BDT */
+extern uint8_t stm_usb_sram[] __attribute__((aligned(4)));
+extern union stm_usb_bdt stm_usb_bdt[STM_USB_BDT_SIZE] __attribute__((aligned(4)));
+
+#define stm_usb_sram   ((uint8_t *) 0x40006000)
+#define stm_usb_bdt    ((union stm_usb_bdt *) 0x40006000)
 
 struct stm_exti {
        vuint32_t       imr;
@@ -2001,4 +1956,176 @@ struct stm_exti {
 
 extern struct stm_exti stm_exti;
 
+struct stm_usart {
+       vuint32_t       cr1;    /* control register 1 */
+       vuint32_t       cr2;    /* control register 2 */
+       vuint32_t       cr3;    /* control register 3 */
+       vuint32_t       brr;    /* baud rate register */
+
+       vuint32_t       gtpr;   /* guard time and prescaler */
+       vuint32_t       rtor;   /* receiver timeout register */
+       vuint32_t       rqr;    /* request register */
+       vuint32_t       isr;    /* interrupt and status register */
+
+       vuint32_t       icr;    /* interrupt flag clear register */
+       vuint32_t       rdr;    /* receive data register */
+       vuint32_t       tdr;    /* transmit data register */
+};
+
+#define STM_USART_CR1_M1       28
+#define STM_USART_CR1_EOBIE    27
+#define STM_USART_CR1_RTOIE    26
+#define STM_USART_CR1_DEAT     21
+#define STM_USART_CR1_DEDT     16
+#define STM_USART_CR1_OVER8    15
+#define STM_USART_CR1_CMIE     14
+#define STM_USART_CR1_MME      13
+#define STM_USART_CR1_M0       12
+#define STM_USART_CR1_WAKE     11
+#define STM_USART_CR1_PCE      10
+#define STM_USART_CR1_PS       9
+#define STM_USART_CR1_PEIE     8
+#define STM_USART_CR1_TXEIE    7
+#define STM_USART_CR1_TCIE     6
+#define STM_USART_CR1_RXNEIE   5
+#define STM_USART_CR1_IDLEIE   4
+#define STM_USART_CR1_TE       3
+#define STM_USART_CR1_RE       2
+#define STM_USART_CR1_UESM     1
+#define STM_USART_CR1_UE       0
+
+#define STM_USART_CR2_ADD      24
+#define STM_USART_CR2_RTOEN    23
+#define STM_USART_CR2_ABRMOD   21
+#define STM_USART_CR2_ABREN    20
+#define STM_USART_CR2_MSBFIRST 19
+#define STM_USART_CR2_DATAINV  18
+#define STM_USART_CR2_TXINV    17
+#define STM_USART_CR2_RXINV    16
+#define STM_USART_CR2_SWAP     15
+#define STM_USART_CR2_LINEN    14
+#define STM_USART_CR2_STOP     12
+#define STM_USART_CR2_CLKEN    11
+#define STM_USART_CR2_CPOL     10
+#define STM_USART_CR2_CHPA     9
+#define STM_USART_CR2_LBCL     8
+#define STM_USART_CR2_LBDIE    6
+#define STM_USART_CR2_LBDL     5
+#define STM_USART_CR2_ADDM7    4
+
+#define STM_USART_CR3_WUFIE    22
+#define STM_USART_CR3_WUS      20
+#define STM_USART_CR3_SCARCNT  17
+#define STM_USART_CR3_DEP      15
+#define STM_USART_CR3_DEM      14
+#define STM_USART_CR3_DDRE     13
+#define STM_USART_CR3_OVRDIS   12
+#define STM_USART_CR3_ONEBIT   11
+#define STM_USART_CR3_CTIIE    10
+#define STM_USART_CR3_CTSE     9
+#define STM_USART_CR3_RTSE     8
+#define STM_USART_CR3_DMAT     7
+#define STM_USART_CR3_DMAR     6
+#define STM_USART_CR3_SCEN     5
+#define STM_USART_CR3_NACK     4
+#define STM_USART_CR3_HDSEL    3
+#define STM_USART_CR3_IRLP     2
+#define STM_USART_CR3_IREN     1
+#define STM_USART_CR3_EIE      0
+
+#define STM_USART_GTPR_GT      8
+#define STM_USART_GTPR_PSC     0
+
+#define STM_USART_RQR_TXFRQ    4
+#define STM_USART_RQR_RXFRQ    3
+#define STM_USART_RQR_MMRQ     2
+#define STM_USART_RQR_SBKRQ    1
+#define STM_USART_RQR_ABRRQ    0
+
+#define STM_USART_ISR_REACK    22
+#define STM_USART_ISR_TEACK    21
+#define STM_USART_ISR_WUF      20
+#define STM_USART_ISR_RWU      19
+#define STM_USART_ISR_SBKF     18
+#define STM_USART_ISR_CMF      17
+#define STM_USART_ISR_BUSY     16
+#define STM_USART_ISR_ABRF     15
+#define STM_USART_ISR_ABRE     14
+#define STM_USART_ISR_EOBF     12
+#define STM_USART_ISR_RTOF     11
+#define STM_USART_ISR_CTS      10
+#define STM_USART_ISR_CTSIF    9
+#define STM_USART_ISR_LBDF     8
+#define STM_USART_ISR_TXE      7
+#define STM_USART_ISR_TC       6
+#define STM_USART_ISR_RXNE     5
+#define STM_USART_ISR_IDLE     4
+#define STM_USART_ISR_ORE      3
+#define STM_USART_ISR_NF       2
+#define STM_USART_ISR_FE       1
+#define STM_USART_ISR_PE       0
+
+#define STM_USART_ICR_WUCF     20
+#define STM_USART_ICR_CMCF     17
+#define STM_USART_ICR_EOBCF    12
+#define STM_USART_ICR_RTOCF    11
+#define STM_USART_ICR_CTSCF    9
+#define STM_USART_ICR_LBDCF    8
+#define STM_USART_ICR_TCCF     6
+#define STM_USART_ICR_IDLECF   4
+#define STM_USART_ICR_ORECF    3
+#define STM_USART_ICR_NCF      2
+#define STM_USART_ICR_FECF     1
+#define STM_USART_ICR_PECF     0
+
+extern struct stm_usart        stm_usart1;
+extern struct stm_usart stm_usart2;
+
+#define isr_decl(name) \
+       void stm_ ## name ## _isr(void)
+
+isr_decl(halt);
+isr_decl(ignore);
+isr_decl(nmi);
+isr_decl(hardfault);
+isr_decl(memmanage);
+isr_decl(busfault);
+isr_decl(usagefault);
+isr_decl(svc);
+isr_decl(debugmon);
+isr_decl(pendsv);
+isr_decl(systick);
+isr_decl(wwdg);
+isr_decl(pvd);
+isr_decl(rtc);
+isr_decl(flash);
+isr_decl(rcc_crs);
+isr_decl(exti0_1);
+isr_decl(exti2_3);
+isr_decl(exti4_15);
+isr_decl(tsc);
+isr_decl(dma_ch1);
+isr_decl(dma_ch2_3);
+isr_decl(dma_ch4_5_6);
+isr_decl(adc_comp);
+isr_decl(tim1_brk_up_trg_com);
+isr_decl(tim1_cc);
+isr_decl(tim2);
+isr_decl(tim3);
+isr_decl(tim6_dac);
+isr_decl(tim7);
+isr_decl(tim14);
+isr_decl(tim15);
+isr_decl(tim16);
+isr_decl(tim17);
+isr_decl(i2c1);
+isr_decl(i2c2);
+isr_decl(spi1);
+isr_decl(spi2);
+isr_decl(usart1);
+isr_decl(usart2);
+isr_decl(usart3_4_5_6_7_8);
+isr_decl(cec_can);
+isr_decl(usb);
+
 #endif /* _STM32F0_H_ */