mirror of
https://github.com/AsahiLinux/m1n1
synced 2024-12-23 20:13:06 +00:00
236 lines
4.7 KiB
Python
Executable file
236 lines
4.7 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
# SPDX-License-Identifier: MIT
|
|
import sys, pathlib, time
|
|
sys.path.append(str(pathlib.Path(__file__).resolve().parents[1]))
|
|
|
|
from m1n1.proxy import REGION_RX_EL1
|
|
from m1n1.setup import *
|
|
from m1n1 import asm
|
|
|
|
p.smp_start_secondaries()
|
|
for i in range(1, 10):
|
|
p.mmu_init_secondary(i)
|
|
|
|
aic = u.adt["arm-io/aic"].get_reg(0)[0]
|
|
|
|
mon.add(aic, 0xc000)
|
|
|
|
hacr = 0x1f000000056c01#0#xffffffff_ffffffff
|
|
|
|
hcr = HCR(u.mrs(HCR_EL2))
|
|
hcr.TIDCP = 0
|
|
hcr.TGE = 0
|
|
hcr.AMO = 1
|
|
hcr.IMO = 1
|
|
hcr.FMO = 1
|
|
print(hcr)
|
|
u.msr(HCR_EL2, hcr.value)
|
|
u.msr(HACR_EL2, hacr)
|
|
u.inst(0xd5033fdf) # isb
|
|
|
|
AIC_NR_IRQ = aic + 0x04
|
|
AIC_RST = aic + 0x10
|
|
AIC_CFG = aic + 0x14
|
|
|
|
AIC_CFG_ENABLE = 1 << 0
|
|
AIC_CFG_PREFER_PCORES = 1 << 28
|
|
|
|
AIC_RR_DELAY = aic + 0x28
|
|
AIC_CLUSTER_ENABLE_CFG = aic + 0x30
|
|
AIC_SOME_CNT = aic + 0x3c
|
|
|
|
AIC_DELAYS = aic + 0x100
|
|
|
|
AIC_IDLE_CLUSTERS = aic + 0x340
|
|
|
|
AIC_TIMESTAMPS = 0x28e101800
|
|
|
|
AIC_IRQ_CFG = aic + 0x2000
|
|
# AIC_IRQ_ROUTE: bits 3:0 ? only 0 works.
|
|
# AIC_IRQ_CFG_DELAY: bits 7:5
|
|
|
|
AIC_SW_GEN_SET = aic + 0x6000
|
|
AIC_SW_GEN_CLR = aic + 0x6200
|
|
AIC_MASK_SET = aic + 0x6400
|
|
AIC_MASK_CLR = aic + 0x6600
|
|
AIC_HW_STATE = aic + 0x6800
|
|
|
|
AIC_IRQ_CFG_2 = aic + 0x6a00
|
|
AIC_MASK2_SET = aic + 0xae00
|
|
AIC_MASK2_CLR = aic + 0xb000
|
|
AIC_HW2_STATE = aic + 0xb200
|
|
|
|
AIC_INTERRUPT_ACK = aic + 0xc000
|
|
|
|
num_irq = p.read32(AIC_NR_IRQ) & 0xffff
|
|
|
|
code = u.malloc(0x1000)
|
|
|
|
c = asm.ARMAsm("""
|
|
write32_ts:
|
|
isb
|
|
mrs x2, CNTPCT_EL0
|
|
str w1, [x0]
|
|
mov x0, x2
|
|
isb
|
|
ret
|
|
|
|
en_and_spin:
|
|
msr DAIFSet, 7
|
|
msr DAIFClr, 2
|
|
isb
|
|
b 1f
|
|
|
|
en_and_spin_sec:
|
|
msr DAIFSet, 7
|
|
#msr DAIFClr, 2
|
|
isb
|
|
b 1f
|
|
|
|
1:
|
|
cmp x0, #0
|
|
beq 2f
|
|
sub x0, x0, #1
|
|
b 1b
|
|
2:
|
|
msr DAIFSet, 7
|
|
msr DAIFClr, 2
|
|
isb
|
|
ret
|
|
|
|
""", code)
|
|
|
|
iface.writemem(code, c.data)
|
|
p.dc_cvau(code, len(c.data))
|
|
p.ic_ivau(code, len(c.data))
|
|
|
|
def cpoll():
|
|
mon.poll()
|
|
mon.poll()
|
|
|
|
def init():
|
|
cpoll()
|
|
|
|
p.set32(AIC_RST, 1)
|
|
p.set32(AIC_CFG, 1 | AIC_CFG_PREFER_PCORES)
|
|
|
|
cpoll()
|
|
|
|
def test_irq_routing():
|
|
irq = 24
|
|
|
|
p.write32(AIC_SW_GEN_CLR, 1 << irq)
|
|
p.write32(AIC_MASK_CLR, 1 << irq)
|
|
|
|
cpoll()
|
|
ts = p.call(c.write32_ts, AIC_SW_GEN_SET, 1 << irq)
|
|
print(f"IRQ triggered at time {ts:#x}")
|
|
p.nop()
|
|
|
|
print("w")
|
|
cpoll()
|
|
cpoll()
|
|
time.sleep(0.1)
|
|
|
|
#p.write32(AIC_SW_GEN_CLR, 1 << irq)
|
|
|
|
cpoll()
|
|
|
|
def get_irq_state(irq):
|
|
v = p.read32(AIC_HW_STATE + 4* (irq//32))
|
|
return bool(v & 1<<(irq%32))
|
|
|
|
|
|
TEST_CPU = 2
|
|
|
|
u.msr(DAIF, 0)
|
|
for i in range(1, 10):
|
|
u.msr(DAIF, 0x140, call=lambda x, *args: p.smp_call_sync(i, x | REGION_RX_EL1, *args))
|
|
u.msr(DAIF, 0x1c0, call=lambda x, *args: p.smp_call_sync(i, x | REGION_RX_EL1, *args))
|
|
u.msr((3,4,15,10,4), 0, call=lambda x, *args: p.smp_call_sync(i, x | REGION_RX_EL1, *args));
|
|
mpidr = u.mrs(MIDR_EL1, call=lambda x, *args: p.smp_call_sync(i, x | REGION_RX_EL1, args[0], args[1]));
|
|
print(i, hex(mpidr))
|
|
|
|
init()
|
|
|
|
def sec_call(x, *args):
|
|
return p.smp_call_sync(TEST_CPU, x | REGION_RX_EL1, *args)
|
|
|
|
def cpu_call(cpu, x, *args):
|
|
return p.smp_call_sync(cpu, x | REGION_RX_EL1, *args)
|
|
|
|
u.msr(HCR_EL2, hcr.value, call=sec_call)
|
|
u.msr(HACR_EL2, hacr, call=sec_call)
|
|
|
|
daif = u.mrs(DAIF)
|
|
print("DAIF: %x" % daif)
|
|
daif |= 0x1c0
|
|
print("DAIF: %x" % daif)
|
|
u.msr(DAIF, daif)
|
|
|
|
p.smp_call(TEST_CPU, c.en_and_spin, 0x10000000)
|
|
test_irq_routing()
|
|
p.smp_wait(TEST_CPU)
|
|
|
|
p.smp_call(TEST_CPU, c.en_and_spin, 0x10000000)
|
|
test_irq_routing()
|
|
p.smp_wait(TEST_CPU)
|
|
|
|
print(hex(c.en_and_spin))
|
|
|
|
daif = u.mrs(DAIF)
|
|
print("DAIF: %x" % daif)
|
|
daif &= ~0x1c0
|
|
print("DAIF: %x" % daif)
|
|
u.msr(DAIF, daif)
|
|
|
|
print("DAIF: %x" % daif)
|
|
daif &= ~0x1c0
|
|
u.msr(DAIF, daif)
|
|
print("DAIF: %x" % daif)
|
|
print("ISR", hex(u.mrs(ISR_EL1)))
|
|
print("ISR #2", hex(u.mrs(ISR_EL1, call=sec_call)))
|
|
u.msr(DAIF, daif)
|
|
print("test")
|
|
# test_irq_routing()
|
|
daif = u.mrs(DAIF)
|
|
print("ISR", hex(u.mrs(ISR_EL1)))
|
|
print("ISR #2", hex(u.mrs(ISR_EL1, call=sec_call)))
|
|
print("DAIF: %x" % daif)
|
|
daif &= ~0x1c0
|
|
u.msr(DAIF, daif)
|
|
print("DAIF: %x" % daif)
|
|
print("ISR", hex(u.mrs(ISR_EL1)))
|
|
print("ISR #2", hex(u.mrs(ISR_EL1, call=sec_call)))
|
|
|
|
for i in range(0, 10):
|
|
if i == 0:
|
|
isr = u.mrs(ISR_EL1)
|
|
else:
|
|
isr = u.mrs(ISR_EL1, call=lambda x, *args: cpu_call(i, x, *args))
|
|
print(f"{i}: {isr:#x}")
|
|
|
|
u.msr(DAIF, 0x1c0)
|
|
print("call")
|
|
p.smp_call_el1(TEST_CPU, c.en_and_spin_sec, 0x20000000)
|
|
print("test")
|
|
print(time.time())
|
|
test_irq_routing()
|
|
print(time.time())
|
|
print("wait")
|
|
p.smp_wait(TEST_CPU)
|
|
print("-")
|
|
|
|
for i in range(1, 10):
|
|
u.msr(DAIF, 0x140, call=lambda x, *args: p.smp_call_sync(i, x | REGION_RX_EL1, *args))
|
|
|
|
for i in range(0, 10):
|
|
if i == 0:
|
|
isr = u.mrs(ISR_EL1)
|
|
else:
|
|
isr = u.mrs(ISR_EL1, call=lambda x, *args: cpu_call(i, x, *args))
|
|
print(f"{i}: {isr:#x}")
|
|
|
|
cpoll()
|
|
p.set32(AIC_RST, 1)
|
|
cpoll()
|