diff options
Diffstat (limited to 'hw/misc/macio/cuda.c')
| -rw-r--r-- | hw/misc/macio/cuda.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c index 16f9ad6100..8ee1414193 100644 --- a/hw/misc/macio/cuda.c +++ b/hw/misc/macio/cuda.c @@ -654,6 +654,26 @@ static bool cuda_cmd_set_power_message(CUDAState *s, return true; } +static bool cuda_cmd_get_time(CUDAState *s, + const uint8_t *in_data, int in_len, + uint8_t *out_data, int *out_len) +{ + uint32_t ti; + + if (in_len != 0) { + return false; + } + + ti = s->tick_offset + (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + / get_ticks_per_sec()); + out_data[0] = ti >> 24; + out_data[1] = ti >> 16; + out_data[2] = ti >> 8; + out_data[3] = ti; + *out_len = 4; + return true; +} + static const CudaCommand handlers[] = { { CUDA_AUTOPOLL, "AUTOPOLL", cuda_cmd_autopoll }, { CUDA_SET_AUTO_RATE, "SET_AUTO_RATE", cuda_cmd_set_autorate }, @@ -664,6 +684,7 @@ static const CudaCommand handlers[] = { cuda_cmd_set_file_server_flag }, { CUDA_SET_POWER_MESSAGES, "SET_POWER_MESSAGES", cuda_cmd_set_power_message }, + { CUDA_GET_TIME, "GET_TIME", cuda_cmd_get_time }, }; static void cuda_receive_packet(CUDAState *s, @@ -703,14 +724,6 @@ static void cuda_receive_packet(CUDAState *s, s->tick_offset = ti - (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / get_ticks_per_sec()); cuda_send_packet_to_host(s, obuf, 3); return; - case CUDA_GET_TIME: - ti = s->tick_offset + (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / get_ticks_per_sec()); - obuf[3] = ti >> 24; - obuf[4] = ti >> 16; - obuf[5] = ti >> 8; - obuf[6] = ti; - cuda_send_packet_to_host(s, obuf, 7); - return; case CUDA_COMBINED_FORMAT_IIC: obuf[0] = ERROR_PACKET; obuf[1] = 0x5; |