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fixes CSR to match latest fast interrupts spec

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This commit is contained in:
Eyck Jentzsch 2023-01-20 16:21:04 +01:00
parent 65dca13b42
commit 62c118e501
3 changed files with 1 additions and 8 deletions
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3
src/iss/arch/riscv_hart_common.h
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@ -115,10 +115,9 @@ enum riscv_csr {
mip = 0x344,
mxnti = 0x345, //CLIC
mintstatus = 0x346, // MRW Current interrupt levels (CLIC) - addr subject to change
mintthresh = 0x347, // MRW Interrupt-level threshold (CLIC) - addr subject to change
mscratchcsw = 0x348, // MRW Conditional scratch swap on priv mode change (CLIC)
mscratchcswl = 0x349, // MRW Conditional scratch swap on level change (CLIC)
mintthresh = 0x350, // MRW Interrupt-level threshold (CLIC) - addr subject to change
mclicbase = 0x351, // MRW Base address for CLIC memory mapped registers (CLIC) - addr subject to change
// Physical Memory Protection
pmpcfg0 = 0x3A0,
pmpcfg1 = 0x3A1,

3
src/iss/arch/riscv_hart_m_p.h
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@ -351,7 +351,6 @@ riscv_hart_m_p<BASE, FEAT>::riscv_hart_m_p(feature_config cfg)
csr[mvendorid] = 0x669;
csr[marchid] = traits<BASE>::MARCHID_VAL;
csr[mimpid] = 1;
csr[mclicbase] = cfg.clic_base; // TODO: should be taken from YAML file
uart_buf.str("");
for (unsigned addr = mhpmcounter3; addr <= mhpmcounter31; ++addr){
@ -425,8 +424,6 @@ riscv_hart_m_p<BASE, FEAT>::riscv_hart_m_p(feature_config cfg)
csr_wr_cb[mscratchcswl] = &this_class::write_csr_reg;
csr_rd_cb[mintthresh] = &this_class::read_csr_reg;
csr_wr_cb[mintthresh] = &this_class::write_intthresh;
csr_rd_cb[mclicbase] = &this_class::read_csr_reg;
csr_wr_cb[mclicbase] = &this_class::write_null;
clic_int_reg.resize(cfg.clic_num_irq, clic_int_reg_t{.raw=0});
clic_cfg_reg=0x20;

3
src/iss/arch/riscv_hart_mu_p.h
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@ -369,7 +369,6 @@ riscv_hart_mu_p<BASE, FEAT>::riscv_hart_mu_p(feature_config cfg)
csr[mvendorid] = 0x669;
csr[marchid] = traits<BASE>::MARCHID_VAL;
csr[mimpid] = 1;
csr[mclicbase] = cfg.clic_base; // TODO: should be taken from YAML file
uart_buf.str("");
for (unsigned addr = mhpmcounter3; addr <= mhpmcounter31; ++addr){
@ -472,8 +471,6 @@ riscv_hart_mu_p<BASE, FEAT>::riscv_hart_mu_p(feature_config cfg)
csr_wr_cb[mscratchcswl] = &this_class::write_csr_reg;
csr_rd_cb[mintthresh] = &this_class::read_csr_reg;
csr_wr_cb[mintthresh] = &this_class::write_intthresh;
csr_rd_cb[mclicbase] = &this_class::read_csr_reg;
csr_wr_cb[mclicbase] = &this_class::write_null;
clic_int_reg.resize(cfg.clic_num_irq, clic_int_reg_t{.raw=0});
clic_cfg_reg=0x20;