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tests/reservation: Check that SRR0 is set correctly on alignment interrupt

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The tests that intentionally generate alignment interrupts now also
check that SRR0 is pointing to a l*arx or st*cx instruction.

Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
This commit is contained in:
Paul Mackerras 2025-01-16 19:06:00 +11:00
parent 622f8c81cc
commit 23b183fb16
2 changed files with 7 additions and 0 deletions
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7
tests/reservation/reservation.c
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@ -157,6 +157,7 @@ int resv_test_2(void)
{
unsigned long x[3];
unsigned long offset, j, size, ret;
unsigned int instr;
x[0] = 1234;
x[1] = x[2] = 0;
@ -169,6 +170,9 @@ int resv_test_2(void)
if (ret == 0x600) {
if ((offset & (size - 1)) == 0)
return j + 0x10;
instr = *(unsigned int *)mfspr(SRR0);
if ((instr & 0xfc00073f) != 0x7c000028)
return j + 0x40;
} else if (ret)
return ret;
ret = callit(size, (unsigned long)&x[0] + offset, do_stcx);
@ -177,6 +181,9 @@ int resv_test_2(void)
if (ret == 0x600) {
if ((offset & (size - 1)) == 0)
return j + 0x30;
instr = *(unsigned int *)mfspr(SRR0);
if ((instr & 0xfc00033f) != 0x7c00012d)
return j + 0x50;
} else if (ret)
return ret;
}

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tests/test_reservation.bin
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