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escc: Init or reset values in constructor.

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Constructor should set all values to something so they are not random.
This commit is contained in:
joevt 2024-04-26 18:12:06 -07:00 committed by dingusdev
parent 5710758dd7
commit 19f06fb3a2
2 changed files with 10 additions and 6 deletions
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6
devices/serial/escc.cpp
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@ -60,13 +60,15 @@ EsccController::EsccController()
); );
this->ch_b->attach_backend(CHARIO_BE_NULL); this->ch_b->attach_backend(CHARIO_BE_NULL);
this->reg_ptr = WR0; // or RR0 this->master_int_cntrl = 0;
this->reset();
} }
void EsccController::reset() void EsccController::reset()
{ {
this->master_int_cntrl &= ~(WR9_NO_VECTOR | WR9_VECTOR_INCLUDES_STATUS); this->master_int_cntrl &= ~(WR9_NO_VECTOR | WR9_VECTOR_INCLUDES_STATUS);
this->master_int_cntrl |= WR9_FORCE_HARDWARE_RESET; this->master_int_cntrl |= WR9_FORCE_HARDWARE_RESET;
this->reg_ptr = WR0; // or RR0
this->ch_a->reset(true); this->ch_a->reset(true);
this->ch_b->reset(true); this->ch_b->reset(true);
@ -209,6 +211,8 @@ void EsccChannel::reset(bool hw_reset)
We use hex values here instead of enums to more We use hex values here instead of enums to more
easily compare with the z85c30 data sheet. easily compare with the z85c30 data sheet.
*/ */
this->write_regs[WR0] = 0;
this->write_regs[WR1] &= 0x24; this->write_regs[WR1] &= 0x24;
this->write_regs[WR3] &= 0xFE; this->write_regs[WR3] &= 0xFE;
this->write_regs[WR4] |= 0x04; this->write_regs[WR4] |= 0x04;

10
devices/serial/escc.h
View File

@ -134,9 +134,9 @@ private:
DmaBidirChannel* dma_ch[2]; DmaBidirChannel* dma_ch[2];
std::string name; std::string name;
uint8_t read_regs[16]; uint8_t read_regs[16] = {};
uint8_t write_regs[16]; uint8_t write_regs[16] = {};
uint8_t wr7_enh; uint8_t wr7_enh = 0;
uint8_t dpll_active; uint8_t dpll_active;
DpllMode dpll_mode; DpllMode dpll_mode;
uint8_t dpll_clock_src; uint8_t dpll_clock_src;
@ -177,8 +177,8 @@ private:
int reg_ptr; // register pointer for reading/writing (same for both channels) int reg_ptr; // register pointer for reading/writing (same for both channels)
uint8_t master_int_cntrl; uint8_t master_int_cntrl = 0;
uint8_t int_vec; uint8_t int_vec = 0;
}; };
#endif // ESCC_H #endif // ESCC_H