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| author | Philipp Hug <philipp@hug.cx> | 2018-09-13 18:11:56 +0200 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2018-09-14 09:28:06 +0000 |
| commit | 199b75f58a0ffc2ad0871eb4853ca425c78b4893 (patch) | |
| tree | fdd1d98ffa45c1e02372f5528f414008de498911 /util/release | |
| parent | 31dbfbc405ba7b26cacd2cfcaeff95e52d60ad99 (diff) | |
| download | coreboot-199b75f58a0ffc2ad0871eb4853ca425c78b4893.tar.xz | |
arch/riscv: provide a monotonic timer
The RISC-V Privileged Architecture specification defines the Machine
Time Registers (mtime and mtimecmp) in section 3.1.15.
Makes it possible to use the generic udelay.
The timer is enabled using RISCV_USE_ARCH_TIMER for the lowrisc,
sifive and ucb soc.
Change-Id: I5139601226e6f89da69e302a10f2fb56b4b24f38
Signed-off-by: Philipp Hug <philipp@hug.cx>
Reviewed-on: https://review.coreboot.org/27434
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'util/release')
0 files changed, 0 insertions, 0 deletions