diff options
Diffstat (limited to 'hw/nseries.c')
| -rw-r--r-- | hw/nseries.c | 98 |
1 files changed, 93 insertions, 5 deletions
diff --git a/hw/nseries.c b/hw/nseries.c index 53f7629fa2..8e922eb0e4 100644 --- a/hw/nseries.c +++ b/hw/nseries.c @@ -417,6 +417,11 @@ struct mipid_s { int onoff; int gamma; uint32_t id; + + uint8_t n900; + int cabc; + int brightness; + int ctrl; }; static void mipid_reset(DeviceState *qdev) @@ -450,6 +455,11 @@ static uint32_t mipid_txrx(SPIDevice *spidev, uint32_t cmd, int len) struct mipid_s *s = FROM_SPI_DEVICE(struct mipid_s, spidev); uint8_t ret; + if (s->n900 && len == 10) { + cmd >>= 1; + len--; + } + if (len > 9) hw_error("%s: FIXME: bad SPI word width %i\n", __FUNCTION__, len); @@ -641,13 +651,87 @@ static uint32_t mipid_txrx(SPIDevice *spidev, uint32_t cmd, int len) case 0x38: /* IDMOFF */ case 0x39: /* IDMON */ - case 0x3a: /* COLMOD */ + TRACE_MIPID("IDMON/OFF"); goto bad_cmd; - + case 0x3a: /* COLMOD */ + if (!s->pm) { + TRACE_MIPID("COLMOD 0x%02x", s->param[0] & 0xff); + } else if (s->pm < 0) { + s->pm = 1; + } + break; + + case 0x51: /* WRITE_BRIGHTNESS */ + if (s->n900) { + if (!s->pm) { + s->brightness = s->param[0] & 0xff; + TRACE_MIPID("WRITE_BRIGHTNESS 0x%02x", s->brightness); + } else if (s->pm < 0) { + s->pm = 1; + } + } else { + goto bad_cmd; + } + break; + case 0x52: /* READ_BRIGHTNESS */ + if (s->n900) { + s->p = 0; + s->resp[0] = s->brightness; + TRACE_MIPID("READ_BRIGHTNESS 0x%02x", s->resp[0]); + } else { + goto bad_cmd; + } + break; + case 0x53: /* WRITE_CTRL */ + if (s->n900) { + if (!s->pm) { + s->ctrl = s->param[0] & 0xff; + TRACE_MIPID("WRITE_CTRL 0x%02x", s->ctrl); + } else if (s->pm < 0) { + s->pm = 1; + } + } else { + goto bad_cmd; + } + break; + case 0x54: /* READ_CTRL */ + if (s->n900) { + s->p = 0; + s->resp[0] = s->ctrl; + TRACE_MIPID("READ_CTRL 0x%02x", s->resp[0]); + } else { + goto bad_cmd; + } + break; + case 0x55: /* WRITE_CABC */ + if (s->n900) { + if (!s->pm) { + s->cabc = s->param[0] & 0xff; + TRACE_MIPID("WRITE_CABC 0x%02x", s->cabc); + } else if (s->pm < 0) { + s->pm = 1; + } + } else { + goto bad_cmd; + } + break; + case 0x56: /* READ_CABC */ + if (s->n900) { + s->p = 0; + s->resp[0] = s->cabc; + TRACE_MIPID("READ_CABC 0x%02x", s->resp[0]); + } else { + goto bad_cmd; + } + break; + case 0xb0: /* CLKINT / DISCTL */ case 0xb1: /* CLKEXT */ - if (s->pm < 0) + if (!s->pm) { + TRACE_MIPID("CLKINT/EXT"); + } else if (s->pm < 0) { s->pm = 2; + } break; case 0xb4: /* FRMSEL */ @@ -670,8 +754,11 @@ static uint32_t mipid_txrx(SPIDevice *spidev, uint32_t cmd, int len) break; case 0xc2: /* IFMOD */ - if (s->pm < 0) - s->pm = 2; + if (!s->pm) { + TRACE_MIPID("IFMOD"); + } else if (s->pm < 0) { + s->pm = (s->n900) ? 3 : 2; + } break; case 0xc6: /* PWRCTL */ @@ -714,6 +801,7 @@ static int mipid_init(SPIDevice *spidev) static Property mipid_properties[] = { DEFINE_PROP_UINT32("id", struct mipid_s, id, 0), + DEFINE_PROP_UINT8("n900", struct mipid_s, n900, 0), DEFINE_PROP_END_OF_LIST() }; |