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| author | Tim Newsome <tim@sifive.com> | 2017-10-12 12:07:11 -0700 |
|---|---|---|
| committer | Tim Newsome <tim@sifive.com> | 2017-12-11 13:21:47 -0800 |
| commit | 3582bab41908a649c975ae98ad97a0d84b48dcde (patch) | |
| tree | b7082a93297fb8e5fca537150a6e410cdca56d2c /riscv/debug_module.cc | |
| parent | fa09d8179f00a731f6a39d039d97188b0ec758d6 (diff) | |
| download | spike-3582bab41908a649c975ae98ad97a0d84b48dcde.zip spike-3582bab41908a649c975ae98ad97a0d84b48dcde.tar.gz spike-3582bab41908a649c975ae98ad97a0d84b48dcde.tar.bz2 | |
Set impebreak.
Diffstat (limited to 'riscv/debug_module.cc')
| -rw-r--r-- | riscv/debug_module.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/riscv/debug_module.cc b/riscv/debug_module.cc index b27fe35..981e991 100644 --- a/riscv/debug_module.cc +++ b/riscv/debug_module.cc @@ -26,6 +26,7 @@ debug_module_t::debug_module_t(sim_t *sim, unsigned progbufsize) : dmcontrol = {0}; dmstatus = {0}; + dmstatus.impebreak = true; dmstatus.authenticated = 1; dmstatus.version = 2; @@ -40,7 +41,10 @@ debug_module_t::debug_module_t(sim_t *sim, unsigned progbufsize) : memset(debug_rom_flags, 0, sizeof(debug_rom_flags)); memset(resumeack, 0, sizeof(resumeack)); memset(program_buffer, 0, program_buffer_bytes); - program_buffer[progbufsize] = ebreak(); + program_buffer[4*progbufsize] = ebreak(); + program_buffer[4*progbufsize+1] = ebreak() >> 8; + program_buffer[4*progbufsize+2] = ebreak() >> 16; + program_buffer[4*progbufsize+3] = ebreak() >> 24; memset(dmdata, 0, sizeof(dmdata)); write32(debug_rom_whereto, 0, @@ -65,6 +69,7 @@ void debug_module_t::reset() dmcontrol = {0}; dmstatus = {0}; + dmstatus.impebreak = true; dmstatus.authenticated = 1; dmstatus.version = 2; @@ -301,6 +306,8 @@ bool debug_module_t::dmi_read(unsigned address, uint32_t *value) dmstatus.allresumeack = false; } + result = set_field(result, DMI_DMSTATUS_IMPEBREAK, + dmstatus.impebreak); result = set_field(result, DMI_DMSTATUS_ALLNONEXISTENT, dmstatus.allnonexistant); result = set_field(result, DMI_DMSTATUS_ALLUNAVAIL, dmstatus.allunavail); result = set_field(result, DMI_DMSTATUS_ALLRUNNING, dmstatus.allrunning); |