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clean-up of D-selection

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folkert van heusden 2023-03-25 16:01:55 +01:00
parent b5f9d62f55
commit 28fa9afcca
Signed by untrusted user who does not match committer: folkert
GPG key ID: 6B6455EDFEED3BD1
1 changed files with 4 additions and 4 deletions
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8
bus.cpp
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@ -20,7 +20,7 @@ constexpr int n_pages = 12;
constexpr int n_pages = 30; // 30=240kB (for EKBEEx.BIC)
#endif
constexpr uint16_t di_ena_mask[4] = { 4, 2, 0, 1 };
constexpr const int di_ena_mask[4] = { 4, 2, 0, 1 };
bus::bus()
{
@ -504,12 +504,12 @@ uint32_t bus::calculate_physical_address(const int run_mode, const uint16_t a, c
if ((MMR0 & 1) || (is_write && (MMR0 & (1 << 8)))) {
const uint8_t apf = a >> 13; // active page field
bool d = (space == d_space) & ((!!(MMR3 & di_ena_mask[run_mode])) ? space == d_space : false);
bool d = space == d_space && get_use_data_space(run_mode) ? space == d_space : false;
uint16_t p_offset = a & 8191; // page offset
//
if (a == 0100000)
DOLOG(info, true, "0100000: APF=%d, d=%d, MMR3=%d, run_mode=%d, mask=%d, space=%d", apf, d, MMR3, run_mode, !!(MMR3 & di_ena_mask[run_mode]), space);
DOLOG(info, true, "0100000: APF=%d, d=%d, MMR3=%d, run_mode=%d, mask=%d, space=%d", apf, d, MMR3, run_mode, get_use_data_space(run_mode), space);
m_offset = pages[run_mode][d][apf].par * 64; // memory offset TODO: handle 16b int-s
@ -701,7 +701,7 @@ void bus::write(const uint16_t a, const word_mode_t word_mode, uint16_t value, c
bool is_data = space == d_space;
bool d = is_data & (!!(MMR3 & di_ena_mask[run_mode])) ? is_data : false;
bool d = is_data && get_use_data_space(run_mode) ? is_data : false;
pages[run_mode][d][apf].pdr |= 64; // set 'W' (written to) bit
}