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target/arm: Define FIELDs for ID_DFR0

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This is immediately necessary for the PMUv3 implementation to check
ID_DFR0.PerfMon to enable/disable specific features, but defines the
full complement of fields for possible future use elsewhere.

Backports commit beceb99c0c1218d0b55cc04ce6ef77579d3416cb from qemu
This commit is contained in:
Aaron Lindsay 2019-01-22 17:26:22 -05:00 committed by Lioncash
parent 4ff0389d2d
commit 346e4226ec
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 9 additions and 0 deletions
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qemu/target/arm/cpu.h
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@ -1622,6 +1622,15 @@ FIELD(ID_AA64MMFR1, PAN, 20, 4)
FIELD(ID_AA64MMFR1, SPECSEI, 24, 4)
FIELD(ID_AA64MMFR1, XNX, 28, 4)
FIELD(ID_DFR0, COPDBG, 0, 4)
FIELD(ID_DFR0, COPSDBG, 4, 4)
FIELD(ID_DFR0, MMAPDBG, 8, 4)
FIELD(ID_DFR0, COPTRC, 12, 4)
FIELD(ID_DFR0, MMAPTRC, 16, 4)
FIELD(ID_DFR0, MPROFDBG, 20, 4)
FIELD(ID_DFR0, PERFMON, 24, 4)
FIELD(ID_DFR0, TRACEFILT, 28, 4)
QEMU_BUILD_BUG_ON(ARRAY_SIZE(((ARMCPU *)0)->ccsidr) <= R_V7M_CSSELR_INDEX_MASK);
/* If adding a feature bit which corresponds to a Linux ELF