From: Frank Chang <frank.ch...@sifive.com> This patchset refactors RISC-V Debug support to allow more types of triggers to be extended.
The initial support of type 6 trigger, which is similar to type 2 trigger with additional functionality, is also introduced in this patchset. Frank Chang (9): target/riscv: debug: Determine the trigger type from tdata1.type target/riscv: debug: Introduce build_tdata1() to build tdata1 register content target/riscv: debug: Introduce tdata1, tdata2, and tdata3 CSRs target/riscv: debug: Restrict the range of tselect value can be written target/riscv: debug: Introduce tinfo CSR target/riscv: debug: Create common trigger actions function target/riscv: debug: Check VU/VS modes for type 2 trigger target/riscv: debug: Return 0 if previous value written to tselect >= number of triggers target/riscv: debug: Add initial support of type 6 trigger target/riscv/cpu.h | 7 +- target/riscv/cpu_bits.h | 1 + target/riscv/csr.c | 10 +- target/riscv/debug.c | 483 ++++++++++++++++++++++++++++++++-------- target/riscv/debug.h | 55 +++-- target/riscv/machine.c | 20 +- 6 files changed, 445 insertions(+), 131 deletions(-) -- 2.36.1