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ef9e41df68
A missing shift made updates to the low order bits of timecmp erroneously copy the old low order bits into the high order bits of the 64-bit timecmp register. Add the missing shift and rename timecmp local variables to timecmp_hi and timecmp_lo. This bug didn't show up as the low order bits are usually written first followed by the high order bits meaning the high order bits contained an invalid value between the timecmp_lo and timecmp_hi update. Cc: Palmer Dabbelt <palmer@sifive.com> Cc: Sagar Karandikar <sagark@eecs.berkeley.edu> Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Cc: Alistair Francis <Alistair.Francis@wdc.com> Co-Authored-by: Johannes Haring <johannes.haring@gmx.net> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Palmer Dabbelt <palmer@sifive.com> |
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Makefile.objs | ||
riscv_hart.c | ||
riscv_htif.c | ||
sifive_clint.c | ||
sifive_e.c | ||
sifive_plic.c | ||
sifive_prci.c | ||
sifive_test.c | ||
sifive_u.c | ||
sifive_uart.c | ||
spike.c | ||
virt.c |