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fixes CLIC mtvt register behavior

This commit is contained in:
Eyck Jentzsch 2023-03-11 14:03:03 +01:00
parent ad1cbedf00
commit 3f7ce41b9d
2 changed files with 16 additions and 2 deletions
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9
src/iss/arch/riscv_hart_m_p.h
View File

@ -312,6 +312,7 @@ protected:
iss::status write_epc(unsigned addr, reg_t val);
iss::status write_intstatus(unsigned addr, reg_t val);
iss::status write_intthresh(unsigned addr, reg_t val);
iss::status write_xtvt(unsigned addr, reg_t val);
iss::status write_dcsr_dcsr(unsigned addr, reg_t val);
iss::status read_dcsr_reg(unsigned addr, reg_t &val);
iss::status write_dcsr_reg(unsigned addr, reg_t val);
@ -413,7 +414,7 @@ riscv_hart_m_p<BASE, FEAT>::riscv_hart_m_p(feature_config cfg)
csr_wr_cb[mimpid] = &this_class::write_null;
if(FEAT & FEAT_CLIC) {
csr_rd_cb[mtvt] = &this_class::read_csr_reg;
csr_wr_cb[mtvt] = &this_class::write_csr_reg;
csr_wr_cb[mtvt] = &this_class::write_xtvt;
csr_rd_cb[mxnti] = &this_class::read_csr_reg;
csr_wr_cb[mxnti] = &this_class::write_csr_reg;
csr_rd_cb[mintstatus] = &this_class::read_csr_reg;
@ -943,6 +944,12 @@ iss::status riscv_hart_m_p<BASE, FEAT>::write_intthresh(unsigned addr, reg_t val
return iss::Ok;
}
template<typename BASE, features_e FEAT>
iss::status riscv_hart_mu_p<BASE, FEAT>::write_xtvt(unsigned addr, reg_t val) {
csr[addr]= val & ~0x3fULL;
return iss::Ok;
}
template <typename BASE, features_e FEAT>
iss::status riscv_hart_m_p<BASE, FEAT>::read_mem(phys_addr_t paddr, unsigned length, uint8_t *const data) {
switch (paddr.val) {

9
src/iss/arch/riscv_hart_mu_p.h
View File

@ -329,6 +329,7 @@ protected:
iss::status write_epc(unsigned addr, reg_t val);
iss::status write_intstatus(unsigned addr, reg_t val);
iss::status write_intthresh(unsigned addr, reg_t val);
iss::status write_xtvt(unsigned addr, reg_t val);
iss::status write_dcsr_dcsr(unsigned addr, reg_t val);
iss::status read_dcsr_reg(unsigned addr, reg_t &val);
iss::status write_dcsr_reg(unsigned addr, reg_t val);
@ -460,7 +461,7 @@ riscv_hart_mu_p<BASE, FEAT>::riscv_hart_mu_p(feature_config cfg)
}
if(FEAT & FEAT_CLIC) {
csr_rd_cb[mtvt] = &this_class::read_csr_reg;
csr_wr_cb[mtvt] = &this_class::write_csr_reg;
csr_wr_cb[mtvt] = &this_class::write_xtvt;
csr_rd_cb[mxnti] = &this_class::read_csr_reg;
csr_wr_cb[mxnti] = &this_class::write_csr_reg;
csr_rd_cb[mintstatus] = &this_class::read_csr_reg;
@ -1109,6 +1110,12 @@ iss::status riscv_hart_mu_p<BASE, FEAT>::write_intthresh(unsigned addr, reg_t va
return iss::Ok;
}
template<typename BASE, features_e FEAT>
iss::status riscv_hart_mu_p<BASE, FEAT>::write_xtvt(unsigned addr, reg_t val) {
csr[addr]= val & ~0x3fULL;
return iss::Ok;
}
template <typename BASE, features_e FEAT>
iss::status riscv_hart_mu_p<BASE, FEAT>::read_mem(phys_addr_t paddr, unsigned length, uint8_t *const data) {
switch (paddr.val) {