target/riscv: Add properties for counter delegation ISA extensions

This adds the properties for counter delegation ISA extensions
(Smcdeleg/Ssccfg). Definitions of new registers and and implementation
will come in the next set of patches.

Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
Message-ID: <20250110-counter_delegation-v5-5-e83d797ae294@rivosinc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 4f5772ae5b6042cdc533ad9e0aa86cfdfa2a482d..da40f687157230c5e87c81bcc5e6dd8dc32e9e7f 100644 (file)
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -191,6 +191,7 @@ const RISCVIsaExtData isa_edata_arr[] = {
     ISA_EXT_DATA_ENTRY(shvstvala, PRIV_VERSION_1_12_0, has_priv_1_12),
     ISA_EXT_DATA_ENTRY(shvstvecd, PRIV_VERSION_1_12_0, has_priv_1_12),
     ISA_EXT_DATA_ENTRY(smaia, PRIV_VERSION_1_12_0, ext_smaia),
+    ISA_EXT_DATA_ENTRY(smcdeleg, PRIV_VERSION_1_13_0, ext_smcdeleg),
     ISA_EXT_DATA_ENTRY(smcntrpmf, PRIV_VERSION_1_12_0, ext_smcntrpmf),
     ISA_EXT_DATA_ENTRY(smcsrind, PRIV_VERSION_1_13_0, ext_smcsrind),
     ISA_EXT_DATA_ENTRY(smepmp, PRIV_VERSION_1_12_0, ext_smepmp),
@@ -199,6 +200,7 @@ const RISCVIsaExtData isa_edata_arr[] = {
     ISA_EXT_DATA_ENTRY(smnpm, PRIV_VERSION_1_13_0, ext_smnpm),
     ISA_EXT_DATA_ENTRY(smstateen, PRIV_VERSION_1_12_0, ext_smstateen),
     ISA_EXT_DATA_ENTRY(ssaia, PRIV_VERSION_1_12_0, ext_ssaia),
+    ISA_EXT_DATA_ENTRY(ssccfg, PRIV_VERSION_1_13_0, ext_ssccfg),
     ISA_EXT_DATA_ENTRY(ssccptr, PRIV_VERSION_1_11_0, has_priv_1_11),
     ISA_EXT_DATA_ENTRY(sscofpmf, PRIV_VERSION_1_12_0, ext_sscofpmf),
     ISA_EXT_DATA_ENTRY(sscounterenw, PRIV_VERSION_1_12_0, has_priv_1_12),

diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h
index 4fe2144ec713f128309f45053c00447ab98ee258..561f5119b64ad482e94c2453f788bbba219ba515 100644 (file)
--- a/target/riscv/cpu_cfg.h
+++ b/target/riscv/cpu_cfg.h
@@ -78,6 +78,8 @@ struct RISCVCPUConfig {
     bool ext_ztso;
     bool ext_smstateen;
     bool ext_sstc;
+    bool ext_smcdeleg;
+    bool ext_ssccfg;
     bool ext_smcntrpmf;
     bool ext_smcsrind;
     bool ext_sscsrind;