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Revert "Some more Chip fastpath stability stuff"

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This reverts commit eea4bcfafa.
This commit is contained in:
beeanyew
2021-08-11 15:17:05 +02:00
parent eea4bcfafa
commit bdfe7ccf53
2 changed files with 1 additions and 9 deletions
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3
emulator.c
View File

@@ -231,8 +231,7 @@ cpu_loop:
}
if (last_irq != 0 && last_irq != last_last_irq) {
last_last_irq = last_irq;
if (ipl_enabled[last_irq])
M68K_SET_IRQ(last_irq);
M68K_SET_IRQ(last_irq);
}
m68k_execute(state, 50);
}

7
gpio/ps_protocol.c
View File

@@ -236,7 +236,6 @@ void ps_write_status_reg(unsigned int value) {
*(gpio + 7) = 1 << PIN_WR; // delay
#ifdef CHIP_FASTPATH
*(gpio + 7) = 1 << PIN_WR; // delay 210810
*(gpio + 7) = 1 << PIN_WR; // delay 210810
#endif
*(gpio + 10) = 1 << PIN_WR;
*(gpio + 10) = 0xffffec;
@@ -247,9 +246,7 @@ void ps_write_status_reg(unsigned int value) {
}
unsigned int ps_read_status_reg() {
GPFSEL_OUTPUT;
*(gpio + 7) = (REG_STATUS << PIN_A0);
*(gpio + 7) = 1 << PIN_RD;
*(gpio + 7) = 1 << PIN_RD;
*(gpio + 7) = 1 << PIN_RD;
@@ -257,12 +254,8 @@ unsigned int ps_read_status_reg() {
#ifdef CHIP_FASTPATH
*(gpio + 7) = 1 << PIN_RD; // delay 210810
*(gpio + 7) = 1 << PIN_RD; // delay 210810
*(gpio + 7) = 1 << PIN_RD; // delay 210810
*(gpio + 7) = 1 << PIN_RD; // delay 210810
#endif
GPFSEL_INPUT;
unsigned int value = *(gpio + 13);
while ((value=*(gpio + 13)) & (1 << PIN_TXN_IN_PROGRESS)) {}