Difference between revisions of "SceOled"

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Line 1: Line 1:
 
== Module ==
 
== Module ==
  
−
=== Known NIDs ===
 
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
−
! Version !! Name !! World !! Privilege !! NID
+
! Version !! World !! Privilege
 
|-
 
|-
−
| 1.69 || SceOled || Non-secure || Kernel || 0x5410837A
+
| 1.69-3.60 || Non-secure || Kernel
 
|}
 
|}
  
Line 24: Line 23:
 
TODO: move to [[OLED]].
 
TODO: move to [[OLED]].
  
−
 
+
* Datasheets:
−
AMS495QA01 Datasheet: [[File:AMS495QA01_datasheet.pdf]]
+
** AMS495QA04 (very useful: hardware + driver API): [[File:AMS495QA04_Ver2.0_20121113_201509238327.pdf]]
−
Baremetal OLED usage: https://github.com/xerpi/vita-baremetal-sample/blob/master/src/oled.c
+
** AMS495QA01 (hardware, not very useful): [[File:AMS495QA01_datasheet.pdf]]
−
 
+
* Baremetal OLED usage: https://github.com/xerpi/vita-baremetal-sample/blob/master/src/oled.c
−
Linux driver of a similar screen: http://elixir.free-electrons.com/linux/latest/source/drivers/gpu/drm/panel/panel-samsung-ld9040.c#L37
+
* Linux driver of a similar screen: http://elixir.free-electrons.com/linux/latest/source/drivers/gpu/drm/panel/panel-samsung-ld9040.c#L37
−
 
+
* Some interesting paper explaining how the gamma lookup table is generated: http://proceedings.spiedigitallibrary.org/proceeding.aspx?articleid=1343918
 +
*  [https://en.wikipedia.org/wiki/Display_Serial_Interface DCS] documentation: https://www.tonylabs.com/wp-content/uploads/MIPI_DCS_specification_v1.02.00.pdf
  
 
== Types ==
 
== Types ==
Line 66: Line 66:
 
|-
 
|-
 
! Cmd
 
! Cmd
 +
! Name
 
! Size
 
! Size
 
! Buf
 
! Buf
 
! Description
 
! Description
 
|-
 
|-
−
| 178
+
| 0x6
−
| 1
+
| GET_RED_CHANNEL
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0x7
 +
| GET_GREEN_CHANNEL
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0x8
 +
| GET_BLUE_CHANNEL
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xA
 +
| GET_POWER_MODE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB
 +
| GET_ADDRESS_MODE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC
 +
| GET_PIXEL_FORMAT
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xD
 +
| GET_DISPLAY_MODE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF
 +
| GET_DIAGNOSTIC_RESULT
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0x26
 +
| SET_GAMMA_CURVE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0x36
 +
| SET_ADDRESS_MODE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0x3A
 +
| SET_PIXEL_FORMAT
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xA1
 +
| READ_DDB_START
 +
| 0x5
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB0
 +
| GLOBAL_PARAMETER
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB1
 +
| ELVSS_CON
 +
| 0x3
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB2
 +
| TEMP_SWIRE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB3
 +
| SCR_CONTROL
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB4
 +
| SCR_GAMMA
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xB5
 +
| SCR_LUT
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC0
 +
| ACL_CONTROL
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC1
 +
| ACL_PROFILE
 +
| 0x1C
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC2
 +
| ACL1_DUTY
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC3
 +
| ACL1_ACWE
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC6
 +
| SET_DISPLAY_1
 +
| 0xB
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC7
 +
| SET_DISPLAY_2
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC8
 +
| SET_DISPLAY_3
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xC9
 +
| SET_DISPLAY_4
 +
| 0x3
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xD0
 +
| SET_OTP1
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xD1
 +
| SET_OTP2
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xD2
 +
| SET_NORMAL_ADJUST_MTP
 +
| 0x12
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xD3
 +
| SET_DARK_ADJUST_MTP
 +
| 0x12
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF0
 +
| PASSWD1
 +
| 0x2
 
| Unknown
 
| Unknown
 
| Unknown
 
| Unknown
 
|-
 
|-
−
| 249
+
| 0xF1
−
| 1 or 22
+
| PASSWD2
 +
| 0x2
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF3
 +
| MAIN_POWER_SEQUENCE
 +
| 0x6
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF4
 +
| SET_POWER_CONTROL_1
 +
| 0x3
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF5
 +
| SET_POWER_CONTROL_2
 +
| 0x5
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF6
 +
| SET_DISPLAY_5
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF7
 +
| GTCON
 +
| 0x1
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF8
 +
| SET_PANEL_CONTROL
 +
| 0x13
 +
| Unknown
 +
| Unknown
 +
|-
 +
| 0xF9
 +
| SET_NORMAL_GAMMA_CONTROL
 +
| 0x16
 
| Unknown, for example <code><0x01, 0xCFBE9F9F, 0xCBC2C9D7, 0xDEE3E1BB, 0xFAD3D0D6, 0x002FE6ED, 0x2F></code> (Little-Endian)
 
| Unknown, for example <code><0x01, 0xCFBE9F9F, 0xCBC2C9D7, 0xDEE3E1BB, 0xFAD3D0D6, 0x002FE6ED, 0x2F></code> (Little-Endian)
 
| Change Brightness
 
| Change Brightness
 +
|-
 +
| 0xFA
 +
| SET_DARK_GAMMA_CONTROL
 +
| 0x16
 +
| Unknown
 +
| Unknown
 
|}
 
|}
  
 
== SceOledForDriver ==
 
== SceOledForDriver ==
  
−
=== ksceOledWaitReady ===
+
=== sceOledWaitReadyForDriver ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 91: Line 322:
 
|}
 
|}
  
−
<source lang="c">int ksceOledWaitReady();</source>
+
Waits until the OLED has been initialized.
 +
 
 +
<source lang="c">int sceOledWaitReadyForDriver(void);</source>
 +
 
 +
=== SceOledForDriver_26F9EEA8_oled_disable ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 3.60 || 0x26F9EEA8
 +
|}
 +
 
 +
Disables the OLED by clearing the GPIO bus 0 port 0.
  
−
Waits until the OLED has been initialized.
+
<source lang="c">int SceOledForDriver_26F9EEA8_oled_disable(void);</source>
  
−
=== ksceOledForDriver_2F0C4B67 ===
+
=== SceOledForDriver_2F0C4B67_send_cmd ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 103: Line 346:
 
|}
 
|}
  
−
<source lang="c">int ksceOledForDriver_2F0C4B67(u8 cmd, void *buffer, int size);</source>
+
Sends a command to the OLED (via SPI).
  
−
Sends a command to the OLED.
+
<source lang="c">int SceOledForDriver_2F0C4B67_send_cmd(u8 cmd, void *buffer, int size);</source>
  
−
=== ksceOledGetBrightness ===
+
=== sceOledGetBrightnessForDriver ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 115: Line 358:
 
|}
 
|}
  
−
<source lang="c">int ksceOledGetBrightness();</source>
+
Get the wide brightness value (<code>0-65536</code>).
  
−
Get the wide brightness value (<code>0-65536</code>).
+
<source lang="c">int sceOledGetBrightnessForDriver(void);</source>
  
−
=== ksceOledDisplayOn ===
+
=== sceOledDisplayOnForDriver ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 127: Line 370:
 
|}
 
|}
  
−
<source lang="c">int ksceOledDisplayOn();</source>
+
<source lang="c">int sceOledDisplayOnForDriver(void);</source>
 +
 
 +
=== sceOledGetDisplayColorSpaceModeForDriver ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 3.60 || 0x4F8A1D4A
 +
|}
 +
 
 +
<source lang="c">int sceOledGetDisplayColorSpaceModeForDriver(void);</source>
  
−
=== ksceOledDisplayOff ===
+
=== SceOledForDriver_6B1E0B52_oled_enable ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 3.60 || 0x6B1E0B52
 +
|}
 +
 
 +
Enables the OLED by setting the GPIO bus 0 port 0.
 +
 
 +
<source lang="c">int SceOledForDriver_6B1E0B52_oled_enable(void);</source>
 +
 
 +
=== SceOledForDriver_9F4ABDDC_get_status ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 0.940-3.60 || 0x9F4ABDDC
 +
|}
 +
 
 +
Returns the OLED status by reading the GPIO bus 0 port 0.
 +
 
 +
<source lang="c">int SceOledForDriver_9F4ABDDC_get_status(void);</source>
 +
 
 +
=== sceOledDisplayOffForDriver ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 137: Line 414:
 
|}
 
|}
  
−
<source lang="c">int ksceOledDisplayOff();</source>
+
<source lang="c">int sceOledDisplayOffForDriver(void);</source>
 +
 
 +
=== sceOledGetDDBForDriver ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 3.60 || 0xC9D5987C
 +
|}
 +
 
 +
Returns the Device Descriptor Block (DDB), read with MIPI DSI command <code>read_DDB_start</code> (<code>0xA1</code>).
  
−
=== ksceOledSetDisplayColorSpaceMode ===
+
<source lang="c">int sceOledGetDDBForDriver(unsigned short *supplier_id, unsigned short *supplier_elective_data);</source>
 +
 
 +
=== sceOledSetDisplayColorSpaceModeForDriver ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 147: Line 436:
 
|}
 
|}
  
−
<source lang="c">int ksceOledSetDisplayColorSpaceMode(int mode);</source>
+
<source lang="c">int sceOledSetDisplayColorSpaceModeForDriver(int mode);</source>
  
−
=== ksceOledForDriver_E30604CC ===
+
=== SceOledForDriver_E30604CC_dispatch_cmd_list ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
Line 157: Line 446:
 
|}
 
|}
  
−
Dispatches the OLED cmd list (using ksceOledForDriver_2F0C4B67).
+
Dispatches the OLED cmd list (using SceOledForDriver_2F0C4B67_send_cmd).
 +
 
 +
<source lang="c">int SceOledForDriver_E30604CC_dispatch_cmd_list(void);</source>
  
−
=== ksceOledSetBrightness ===
+
=== sceOledSetBrightnessForDriver ===
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
 
! Version !! NID
 
! Version !! NID
 
|-
 
|-
−
| 3.60 || 0xF9624C47 (wrong nid?)
+
| 3.60 || 0xF9624C47
 
|}
 
|}
−
 
−
<source lang="c">int ksceOledSetBrightness(unsigned int brightness);</source>
 
  
 
Set the brightness (brightness needs to be in the range <code>0-65536</code>). <code>0</code> means screen turned off, <code>1</code> means screen dimmed (like if you wait for a long time without touching your screen).
 
Set the brightness (brightness needs to be in the range <code>0-65536</code>). <code>0</code> means screen turned off, <code>1</code> means screen dimmed (like if you wait for a long time without touching your screen).
  
 
The brightness has actually 17 different values: 1 special value for <code>brightness=0</code>, and 16 different values for the rest (<code>real_value=brightness/4096</code>).
 
The brightness has actually 17 different values: 1 special value for <code>brightness=0</code>, and 16 different values for the rest (<code>real_value=brightness/4096</code>).
 +
 +
<source lang="c">int sceOledSetBrightnessForDriver(SceUInt32 brightness);</source>
 +
 +
=== SceOledForDriver_ED2D6F19_set_status ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 0.940-3.60 || 0xED2D6F19
 +
|}
 +
 +
Used to enable or disable.
 +
 +
<source lang="C">
 +
// status: 0: disable, 1: enable
 +
int SceOledForDriver_ED2D6F19_set_status(int status);
 +
</source>
 +
 +
=== SceOledForDriver_DDB1412B_reset ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 0.940-3.60 || 0xDDB1412B
 +
|}
 +
 +
Used to reset.
 +
 +
<source lang="C">int SceOledForDriver_DDB1412B_reset(void);</source>
 +
 +
=== SceOledForDriver_3C990F53 ===
 +
{| class="wikitable"
 +
|-
 +
! Version !! NID
 +
|-
 +
| 0.996 || 0x3C990F53
 +
|-
 +
| 3.60 || not present
 +
|}
 +
 +
Returns 0 on success.
 +
 +
<source lang="C">int SceOledForDriver_3C990F53(void);</source>
 +
  
 
[[Category:Modules]]
 
[[Category:Modules]]
 
[[Category:Kernel]]
 
[[Category:Kernel]]

Revision as of 13:57, 14 October 2020

Module

Version World Privilege
1.69-3.60 Non-secure Kernel

Libraries

Known NIDs

Version Name World Visibility NID
1.69 SceOledForDriver Non-secure Kernel 0x60C7478A

Resources

TODO: move to OLED.

Types

enum SceOledError {
    SCE_OLED_ERROR_INVALID_BRIGHTNESS_VALUE = 0x803F0A02,
    SCE_OLED_ERROR_INVALID_READY_STATUS = 0x803F0A03,
    SCE_OLED_ERROR_NOT_READY = 0x803F0A04,
    SCE_OLED_ERROR_INTERNAL = 0x803F0A05
};

enum SceOledStatus {
    SCE_OLED_STATUS_NOT_READY = 0,
    SCE_OLED_STATUS_READY = 1,
    SCE_OLED_STATUS_ERROR = 2
};

struct SceOledCmd {
    unsigned char cmd,
    unsigned char size,
    unsigned char buf[size]
}

A cmd_queue is a contiguous array of SceOledCmd of different sizes. To get the next SceOledCmd of a queue, do: 

struct SceOledCmd *cur_cmd = ...
struct SceOledCmd *next_cmd = &(cur_cmd->buf) + cur_cmd->size;

if (next_cmd->cmd == 0 || next_cmd->cmd == 255) {...} // End of queue

Available commands

Cmd Name Size Buf Description
0x6 GET_RED_CHANNEL 0x1 Unknown Unknown
0x7 GET_GREEN_CHANNEL 0x1 Unknown Unknown
0x8 GET_BLUE_CHANNEL 0x1 Unknown Unknown
0xA GET_POWER_MODE 0x1 Unknown Unknown
0xB GET_ADDRESS_MODE 0x1 Unknown Unknown
0xC GET_PIXEL_FORMAT 0x1 Unknown Unknown
0xD GET_DISPLAY_MODE 0x1 Unknown Unknown
0xF GET_DIAGNOSTIC_RESULT 0x1 Unknown Unknown
0x26 SET_GAMMA_CURVE 0x1 Unknown Unknown
0x36 SET_ADDRESS_MODE 0x1 Unknown Unknown
0x3A SET_PIXEL_FORMAT 0x1 Unknown Unknown
0xA1 READ_DDB_START 0x5 Unknown Unknown
0xB0 GLOBAL_PARAMETER 0x1 Unknown Unknown
0xB1 ELVSS_CON 0x3 Unknown Unknown
0xB2 TEMP_SWIRE 0x1 Unknown Unknown
0xB3 SCR_CONTROL 0x1 Unknown Unknown
0xB4 SCR_GAMMA 0x1 Unknown Unknown
0xB5 SCR_LUT 0x1 Unknown Unknown
0xC0 ACL_CONTROL 0x1 Unknown Unknown
0xC1 ACL_PROFILE 0x1C Unknown Unknown
0xC2 ACL1_DUTY 0x1 Unknown Unknown
0xC3 ACL1_ACWE 0x1 Unknown Unknown
0xC6 SET_DISPLAY_1 0xB Unknown Unknown
0xC7 SET_DISPLAY_2 0x1 Unknown Unknown
0xC8 SET_DISPLAY_3 0x1 Unknown Unknown
0xC9 SET_DISPLAY_4 0x3 Unknown Unknown
0xD0 SET_OTP1 0x1 Unknown Unknown
0xD1 SET_OTP2 0x1 Unknown Unknown
0xD2 SET_NORMAL_ADJUST_MTP 0x12 Unknown Unknown
0xD3 SET_DARK_ADJUST_MTP 0x12 Unknown Unknown
0xF0 PASSWD1 0x2 Unknown Unknown
0xF1 PASSWD2 0x2 Unknown Unknown
0xF3 MAIN_POWER_SEQUENCE 0x6 Unknown Unknown
0xF4 SET_POWER_CONTROL_1 0x3 Unknown Unknown
0xF5 SET_POWER_CONTROL_2 0x5 Unknown Unknown
0xF6 SET_DISPLAY_5 0x1 Unknown Unknown
0xF7 GTCON 0x1 Unknown Unknown
0xF8 SET_PANEL_CONTROL 0x13 Unknown Unknown
0xF9 SET_NORMAL_GAMMA_CONTROL 0x16 Unknown, for example <0x01, 0xCFBE9F9F, 0xCBC2C9D7, 0xDEE3E1BB, 0xFAD3D0D6, 0x002FE6ED, 0x2F> (Little-Endian) Change Brightness
0xFA SET_DARK_GAMMA_CONTROL 0x16 Unknown Unknown

SceOledForDriver

sceOledWaitReadyForDriver

Version NID
3.60 0x0CC6BCB4

Waits until the OLED has been initialized. 

int sceOledWaitReadyForDriver(void);

SceOledForDriver_26F9EEA8_oled_disable

Version NID
3.60 0x26F9EEA8

Disables the OLED by clearing the GPIO bus 0 port 0. 

int SceOledForDriver_26F9EEA8_oled_disable(void);

SceOledForDriver_2F0C4B67_send_cmd

Version NID
3.60 0x2F0C4B67

Sends a command to the OLED (via SPI). 

int SceOledForDriver_2F0C4B67_send_cmd(u8 cmd, void *buffer, int size);

sceOledGetBrightnessForDriver

Version NID
3.60 0x43EF811A

Get the wide brightness value (0-65536). 

int sceOledGetBrightnessForDriver(void);

sceOledDisplayOnForDriver

Version NID
3.60 0x4C7836C7 
int sceOledDisplayOnForDriver(void);

sceOledGetDisplayColorSpaceModeForDriver

Version NID
3.60 0x4F8A1D4A 
int sceOledGetDisplayColorSpaceModeForDriver(void);

SceOledForDriver_6B1E0B52_oled_enable

Version NID
3.60 0x6B1E0B52

Enables the OLED by setting the GPIO bus 0 port 0. 

int SceOledForDriver_6B1E0B52_oled_enable(void);

SceOledForDriver_9F4ABDDC_get_status

Version NID
0.940-3.60 0x9F4ABDDC

Returns the OLED status by reading the GPIO bus 0 port 0. 

int SceOledForDriver_9F4ABDDC_get_status(void);

sceOledDisplayOffForDriver

Version NID
3.60 0xBC84602E 
int sceOledDisplayOffForDriver(void);

sceOledGetDDBForDriver

Version NID
3.60 0xC9D5987C

Returns the Device Descriptor Block (DDB), read with MIPI DSI command read_DDB_start (0xA1). 

int sceOledGetDDBForDriver(unsigned short *supplier_id, unsigned short *supplier_elective_data);

sceOledSetDisplayColorSpaceModeForDriver

Version NID
3.60 0xDABBD9D3 
int sceOledSetDisplayColorSpaceModeForDriver(int mode);

SceOledForDriver_E30604CC_dispatch_cmd_list

Version NID
3.60 0xE30604CC

Dispatches the OLED cmd list (using SceOledForDriver_2F0C4B67_send_cmd). 

int SceOledForDriver_E30604CC_dispatch_cmd_list(void);

sceOledSetBrightnessForDriver

Version NID
3.60 0xF9624C47

Set the brightness (brightness needs to be in the range 0-65536). 0 means screen turned off, 1 means screen dimmed (like if you wait for a long time without touching your screen).

The brightness has actually 17 different values: 1 special value for brightness=0, and 16 different values for the rest (real_value=brightness/4096). 

int sceOledSetBrightnessForDriver(SceUInt32 brightness);

SceOledForDriver_ED2D6F19_set_status

Version NID
0.940-3.60 0xED2D6F19

Used to enable or disable. 

// status: 0: disable, 1: enable
int SceOledForDriver_ED2D6F19_set_status(int status);

SceOledForDriver_DDB1412B_reset

Version NID
0.940-3.60 0xDDB1412B

Used to reset. 

int SceOledForDriver_DDB1412B_reset(void);

SceOledForDriver_3C990F53

Version NID
0.996 0x3C990F53
3.60 not present

Returns 0 on success. 

int SceOledForDriver_3C990F53(void);
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