diff options
Diffstat (limited to 'cortex_m')
| -rw-r--r-- | cortex_m/debug.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/cortex_m/debug.h b/cortex_m/debug.h index 5375e70..8134829 100644 --- a/cortex_m/debug.h +++ b/cortex_m/debug.h @@ -18,6 +18,32 @@ struct ITM_reg_t { volatile uint32_t TCR; uint32_t _reserved4[76]; volatile uint32_t LSR; + + // FIXME - only supports first 32 stimulus ports + void stim_blocking(unsigned stim, uint8_t data) { + if (!(this->TER[0] & (1<<stim))) { + return; + } + while (!(this->STIM[stim].u8 & 1)) + ; + this->STIM[stim].u8 = data; + } + void stim_blocking(unsigned stim, uint16_t data) { + if (!(this->TER[0] & (1<<stim))) { + return; + } + while (!(this->STIM[stim].u16 & 1)) + ; + this->STIM[stim].u16 = data; + } + void stim_blocking(unsigned stim, uint32_t data) { + if (!(this->TER[0] & (1<<stim))) { + return; + } + while (!(this->STIM[stim].u32 & 1)) + ; + this->STIM[stim].u32 = data; + } }; struct DWT_reg_t { |