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IRRST Shared Memory: Difference between revisions

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|-
|-
| 0x0
| 0x0
| 0x8
| 0x4
| [[SVC|svcGetSystemTick]] tick-count output, for when IR module updates entry index0 in the below array.
| A counter that ranges from 0 to 7, presumably to indicate which entry was last updated
|-
|-
| 0x8
| 0x8
| Before the above tick-count field is updated, that value is copied into this field. Therefore, this contains the tick-count for the previous time that entry index0 in the below array was updated by IR module.
|-
| 0x10
| 0x4
| 0x4
| Index in the following array which was last updated by IR module.
| 0x4
| Unused ? (value 0x0)
|-
|-
| 0x18
| 0x8
| 0x80
| 0x80
| Array of 8 entries, where each entry(see below) is 0x10-bytes.
| Array of 8 entries, where each entry (see below) is 0x10-bytes.
|}
|}


Line 42: Line 38:
| 0x4
| 0x4
| 0x4
| 0x4
| ?
| PAD state for buttons which were pressed(bitmasks which changed from value 0 to value 1) since the last HID update.
|-
|-
| 0x8
| 0x8
| 0x4
| 0x4
| ?
| PAD state for buttons which were released(bitmasks which changed from value 1 to value 0) since the last HID update.
|-
|-
| 0xC
| 0xC
| 0x2
| 0x2
| 16bit value (probably C-Stick)
| C-stick Y value (center is exactly 0, ranges from -0x9C to 0x9C)
|-
|-
| 0xE
| 0xE
| 0x2
| 0x2
| 16bit value (probably C-Stick)
| C-stick X value (center is exactly 0, ranges from -0x9C to 0x9C)
|}
|}
==PAD State==
{| class="wikitable" border="1"
|-
!  Bit
!  Description
|-
| 14
| ZL
|-
| 15
| ZR
|-
| 24
| C-stick right
|-
| 25
| C-stick left
|-
| 26
| C-stick up
|-
| 27
| C-stick down
|}
The ir:rst PAD entries are the same format as HID ones and meant to be ORd with them (they are complementary, there is no overlap in used bits).
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