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[kvm-unit-tests,0/4] riscv: sbi: Add support to test timer extension

Message ID 20240618173053.364776-1-jamestiotio@gmail.com
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Series riscv: sbi: Add support to test timer extension | expand

Message

James Raphael Tiovalen June 18, 2024, 5:30 p.m. UTC 
This patch series adds support for testing the timer extension as
defined in the RISC-V SBI specification. The first 3 patches add
infrastructural support for handling interrupts, while the last patch
adds the actual test for the timer extension.

James Raphael Tiovalen (4):
  riscv: Extend exception handling support for interrupts
  riscv: Update exception cause list
  riscv: Add methods to toggle interrupt enable bits
  riscv: sbi: Add test for timer extension

 riscv/Makefile            |  1 +
 lib/riscv/asm/csr.h       | 30 +++++++++++---
 lib/riscv/asm/interrupt.h | 12 ++++++
 lib/riscv/asm/processor.h | 15 ++++++-
 lib/riscv/asm/sbi.h       |  5 +++
 lib/riscv/interrupt.c     | 39 ++++++++++++++++++
 lib/riscv/processor.c     | 27 ++++++++++--
 riscv/sbi.c               | 87 +++++++++++++++++++++++++++++++++++++++
 8 files changed, 205 insertions(+), 11 deletions(-)
 create mode 100644 lib/riscv/asm/interrupt.h
 create mode 100644 lib/riscv/interrupt.c

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2.43.0