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Merge 7fc35aba8a into 594ea976c9

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Saad Khalid 2025-04-03 12:09:26 +00:00 • committed by GitHub
commit 7fb2c5e0c5
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1 changed files with 7 additions and 2 deletions
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9
dv/cosim/spike_cosim.cc
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@ -824,8 +824,13 @@ void SpikeCosim::fixup_csr(int csr_num, uint32_t csr_val) {
break;
}
case CSR_MISA: {
// For Ibex, misa is hardwired
reg_t new_val = 0x40901104;
// For Ibex, misa is hardwired,
// so applying mask to bits other then variable
// bits in different Ibex configs
uint32_t misa_and_mask = 0x40901114;
uint32_t misa_or_mask = 0x100004;
reg_t new_val = (csr_val & misa_and_mask) | misa_or_mask;
#ifdef OLD_SPIKE
processor->set_csr(csr_num, new_val);
#else