diff options
Diffstat (limited to 'zephyr/emul/emul_amd_fp6.c')
| -rw-r--r-- | zephyr/emul/emul_amd_fp6.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/zephyr/emul/emul_amd_fp6.c b/zephyr/emul/emul_amd_fp6.c index dfb763e1c8..b0b618fd6a 100644 --- a/zephyr/emul/emul_amd_fp6.c +++ b/zephyr/emul/emul_amd_fp6.c @@ -28,8 +28,8 @@ enum amd_fp6_read_bytes { struct amd_fp6_data { struct i2c_common_emul_data common; - int64_t finish_delay; /* How long before mux set "completes"? */ - int64_t set_time; /* Time of last set call */ + int finish_delay; /* How many reads before mux set "completes"? */ + int waiting_reads; /* How many reads have we waited to complete? */ uint8_t last_mux_set; /* Last value of mux set call */ uint8_t regs[AMD_FP6_MAX_REG]; }; @@ -58,11 +58,11 @@ void amd_fp6_emul_reset_regs(const struct emul *emul) data->regs[AMD_FP6_PORT1] = 0; } -void amd_fp6_emul_set_delay(const struct emul *emul, int delay_ms) +void amd_fp6_emul_set_delay(const struct emul *emul, int delay_reads) { struct amd_fp6_data *data = (struct amd_fp6_data *)emul->data; - data->finish_delay = delay_ms; + data->finish_delay = delay_reads; } void amd_fp6_emul_set_xbar(const struct emul *emul, bool ready) @@ -87,11 +87,11 @@ static int amd_fp6_emul_read(const struct emul *emul, int reg, uint8_t *val, /* Decide if we've finally finished our operation */ if (pos == AMD_FP6_PORT0 && data->finish_delay > 0) { - int64_t uptime = k_uptime_delta(&data->set_time); + data->waiting_reads++; if (((regs[pos] >> AMD_FP6_MUX_PORT_STATUS_OFFSET) == AMD_FP6_MUX_PORT_CMD_BUSY) && - (uptime >= data->finish_delay)) + (data->waiting_reads >= data->finish_delay)) regs[pos] = amd_fp6_emul_mux_complete(data->last_mux_set); } @@ -113,11 +113,13 @@ static int amd_fp6_emul_write(const struct emul *emul, int reg, uint8_t val, data->last_mux_set = val; - if (data->finish_delay == 0) + if (data->finish_delay == 0) { regs[AMD_FP6_PORT0] = amd_fp6_emul_mux_complete(val); - else + } else { + data->waiting_reads = 0; regs[AMD_FP6_PORT0] = AMD_FP6_MUX_PORT_CMD_BUSY << AMD_FP6_MUX_PORT_STATUS_OFFSET; + } return 0; } |