X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fstm%2Fstm32l.h;h=5c0748a6891dd3432b34329422bb745f42e41fef;hp=1d6360372e9a51c604bc059b88b8961f27ffc4fb;hb=091582c446319fe4a79154153ece5372b2faec83;hpb=b7b0ddfddee3f8e21f21d67cd9f522fa50777265 diff --git a/src/stm/stm32l.h b/src/stm/stm32l.h index 1d636037..5c0748a6 100644 --- a/src/stm/stm32l.h +++ b/src/stm/stm32l.h @@ -811,6 +811,24 @@ extern struct stm_lcd stm_lcd; #define STM_LCD_CLR_UDDC (3) #define STM_LCD_CLR_SOFC (1) +/* The SYSTICK starts at 0xe000e010 */ + +struct stm_systick { + vuint32_t csr; + vuint32_t rvr; + vuint32_t cvr; + vuint32_t calib; +}; + +extern struct stm_systick stm_systick; + +#define STM_SYSTICK_CSR_ENABLE 0 +#define STM_SYSTICK_CSR_TICKINT 1 +#define STM_SYSTICK_CSR_CLKSOURCE 2 +#define STM_SYSTICK_CSR_CLKSOURCE_HCLK_8 0 +#define STM_SYSTICK_CSR_CLKSOURCE_HCLK 1 +#define STM_SYSTICK_CSR_COUNTFLAG 16 + /* The NVIC starts at 0xe000e100, so add that to the offsets to find the absolute address */ struct stm_nvic {