diff options
Diffstat (limited to 'hw/misc/aspeed_scu.c')
| -rw-r--r-- | hw/misc/aspeed_scu.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/misc/aspeed_scu.c b/hw/misc/aspeed_scu.c index 74537ce975..5e6d5744ee 100644 --- a/hw/misc/aspeed_scu.c +++ b/hw/misc/aspeed_scu.c @@ -191,7 +191,7 @@ static void aspeed_scu_write(void *opaque, hwaddr offset, uint64_t data, } if (reg > PROT_KEY && reg < CPU2_BASE_SEG1 && - s->regs[PROT_KEY] != ASPEED_SCU_PROT_KEY) { + !s->regs[PROT_KEY]) { qemu_log_mask(LOG_GUEST_ERROR, "%s: SCU is locked!\n", __func__); return; } @@ -199,6 +199,10 @@ static void aspeed_scu_write(void *opaque, hwaddr offset, uint64_t data, trace_aspeed_scu_write(offset, size, data); switch (reg) { + case PROT_KEY: + s->regs[reg] = (data == ASPEED_SCU_PROT_KEY) ? 1 : 0; + return; + case FREQ_CNTR_EVAL: case VGA_SCRATCH1 ... VGA_SCRATCH8: case RNG_DATA: |