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fix ptimer numerator and time registers

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This commit is contained in:
starfrost013
2024-12-20 19:00:59 +00:00
parent 61d0ce17b5
commit 60f2828aeb
1 changed files with 7 additions and 9 deletions
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16
src/video/nv/nv3/subsystems/nv3_ptimer.c
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@@ -103,23 +103,18 @@ uint32_t nv3_ptimer_read(uint32_t address)
case NV3_PTIMER_INTR_EN:
return nv3->ptimer.interrupt_enable;
case NV3_PTIMER_NUMERATOR:
return nv3->ptimer.clock_denominator; // 15:0
break;
return nv3->ptimer.clock_numerator; // 15:0
case NV3_PTIMER_DENOMINATOR:
return nv3->ptimer.clock_denominator ; //15:0
break;
// 64-bit value
// High part
case NV3_PTIMER_TIME_0_NSEC:
return nv3->ptimer.time & 0xFFFFFFFF; //28:0
break;
// Low part
case NV3_PTIMER_TIME_1_NSEC:
return nv3->ptimer.time >> 32; // 31:5
break;
case NV3_PTIMER_ALARM_NSEC:
return nv3->ptimer.alarm; // 31:5
break;
}
}
}
@@ -156,11 +151,14 @@ void nv3_ptimer_write(uint32_t address, uint32_t value)
nv3->ptimer.interrupt_status &= ~value;
nv3_pmc_clear_interrupts();
break;
// Interrupt enablement state
case NV3_PTIMER_INTR_EN:
nv3->ptimer.interrupt_enable = value & 0x1;
break;
//
case NV3_PTIMER_NUMERATOR:
nv3->ptimer.clock_denominator = value & 0xFFFF; // 15:0
nv3->ptimer.clock_numerator = value & 0xFFFF; // 15:0
break;
case NV3_PTIMER_DENOMINATOR:
// prevent Div0
@@ -172,11 +170,11 @@ void nv3_ptimer_write(uint32_t address, uint32_t value)
// 64-bit value
// High part
case NV3_PTIMER_TIME_0_NSEC:
nv3->ptimer.time = (value >> 32) & 0xFFFFFFE0; //28:0
nv3->ptimer.time |= (value) & 0xFFFFFFE0; //28:0
break;
// Low part
case NV3_PTIMER_TIME_1_NSEC:
nv3->ptimer.time = ((value & 0xFFFFFFE0) << 32); // 31:5
nv3->ptimer.time |= ((uint64_t)(value & 0xFFFFFFE0) << 32); // 31:5
break;
case NV3_PTIMER_ALARM_NSEC:
nv3->ptimer.alarm = value & 0xFFFFFFE0; // 31:5