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| author | Richard Henderson <richard.henderson@linaro.org> | 2020-06-25 20:31:37 -0700 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-06-26 14:31:12 +0100 |
| commit | eb821168db798302bd124a3b000cebc23bd0a395 (patch) | |
| tree | 45b09bdd604366e170b7d18f084242a80a1edc25 /target/arm/helper.c | |
| parent | c4af8ba19b9d22aac79cab679a20b159af9d6809 (diff) | |
| download | focaccia-qemu-eb821168db798302bd124a3b000cebc23bd0a395.tar.gz focaccia-qemu-eb821168db798302bd124a3b000cebc23bd0a395.zip | |
target/arm: Implement data cache set allocation tags
This is DC GVA and DC GZVA, and the tag check for DC ZVA. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20200626033144.790098-40-richard.henderson@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/helper.c')
| -rw-r--r-- | target/arm/helper.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index 44a3f9fb48..23cf44fcf4 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -6998,6 +6998,22 @@ static const ARMCPRegInfo mte_el0_cacheop_reginfo[] = { .opc0 = 1, .opc1 = 3, .crn = 7, .crm = 14, .opc2 = 5, .type = ARM_CP_NOP, .access = PL0_W, .accessfn = aa64_cacheop_poc_access }, + { .name = "DC_GVA", .state = ARM_CP_STATE_AA64, + .opc0 = 1, .opc1 = 3, .crn = 7, .crm = 4, .opc2 = 3, + .access = PL0_W, .type = ARM_CP_DC_GVA, +#ifndef CONFIG_USER_ONLY + /* Avoid overhead of an access check that always passes in user-mode */ + .accessfn = aa64_zva_access, +#endif + }, + { .name = "DC_GZVA", .state = ARM_CP_STATE_AA64, + .opc0 = 1, .opc1 = 3, .crn = 7, .crm = 4, .opc2 = 4, + .access = PL0_W, .type = ARM_CP_DC_GZVA, +#ifndef CONFIG_USER_ONLY + /* Avoid overhead of an access check that always passes in user-mode */ + .accessfn = aa64_zva_access, +#endif + }, REGINFO_SENTINEL }; |