Add eic770x_hsm and fix warm

Bo Gan
2026-03-02T08:42:41Z

Use the CEASE instruction as documented in the SoC datasheet to fix
the warm reset issue observed on my EIC7700/Hifive P550. Refer to
PATCH 2/2 for a more detailed description.

Bo Gan (2):
include: utils/hsm: Add __noreturn attribute for sifive_cease
platform: generic: eswin: Add eic770x_hsm and fix warm reset issues

include/sbi_utils/hsm/fdt_hsm_sifive_inst.h | 3 +-
platform/generic/eswin/eic770x.c | 105 ++++++++++++++++++--
platform/generic/eswin/hfp.c | 4 +-
platform/generic/include/eswin/eic770x.h | 20 +++-
4 files changed, 115 insertions(+), 17 deletions(-)