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hw/riscv: Provide rdtime callback for TCG in CLINT emulation

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This patch extends CLINT emulation to provide rdtime callback for
TCG. This rdtime callback will be called wheneven TIME CSRs are
read in privileged modes.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Anup Patel 2020-02-02 19:12:17 +05:30 • committed by Palmer Dabbelt
parent c695724868
commit 5f3616ccce
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GPG key ID: 2E1319F35FBB1889
6 changed files with 16 additions and 8 deletions
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2
hw/riscv/virt.c
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@ -593,7 +593,7 @@ static void riscv_virt_board_init(MachineState *machine)
memmap[VIRT_PLIC].size);
sifive_clint_create(memmap[VIRT_CLINT].base,
memmap[VIRT_CLINT].size, smp_cpus,
SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE);
SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, true);
sifive_test_create(memmap[VIRT_TEST].base);
for (i = 0; i < VIRTIO_COUNT; i++) {