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84 lines
1.8 KiB
YAML
84 lines
1.8 KiB
YAML
# The Lord of the Rings: War in the North - Legacy Edition 1.0.2
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# BID: D70341137DAA544C
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# INFO: RenderThreadWaitOnGPU blocks game to 59 FPS and causes CPU cores to rampage if not adjusted, but if adjusted to allow perfect 60 FPS image starts tearing, so i decided to not change it
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DECLARATIONS:
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-
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type: variable
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name: frametime
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value_type: uint32
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default_value: 33333
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evaluate: 1000000 / FPS_LOCK_TARGET
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-
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type: variable
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name: refresh_rate
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value_type: float
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default_value: 0.01665
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evaluate: 0.999 * (1 / REFRESH_RATE)
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-
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type: code
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name: sleep
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instructions: [
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[adrp, x26, $frametime],
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[ldr, w26, [x26, $frametime]],
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[sub, w24, w26, 1],
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[cmp, x0, x24],
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[b, 0x1B7190]
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]
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-
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type: code
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name: sleep2
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instructions: [
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[adrp, x26, $frametime],
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[ldr, w26, [x26, $frametime]],
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[sub, w24, w26, 1],
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[cmp, x0, x24],
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[b, 0x1B7238]
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]
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-
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type: code
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name: gpuSleep
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instructions: [
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[mov, x0, -2],
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[svc, 0xB],
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[mov, x0, 10000],
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[svc, 0xB],
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[ret]
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]
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MASTER_WRITE:
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# RenderThreadWaitOnMainThread, main FPS lock
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# REF: 98 46 90 52 BA 46 90 52, search for CMP X0, X24
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-
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type: asm_a64
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main_offset: 0x1B718C
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instructions: [
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[b, _sleep()]
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]
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-
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type: asm_a64
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main_offset: 0x1B7234
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instructions: [
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[b, _sleep2()]
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]
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# RenderThreadWaitOnGPU
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# REF: A8 B2 8C 52 08 91 A7 72
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-
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type: asm_a64
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main_offset: 0x25CDD8
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instructions: [
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[adrp, x8, $refresh_rate],
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[ldr, w8, [x8, $refresh_rate]]
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]
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# Stabilize CPU usage
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# patch YieldThread below
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-
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type: asm_a64
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main_offset: 0x25CDF0
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instructions: [
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[bl, _gpuSleep()]
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]
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ALL_FPS:
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-
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type: block
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what: timing
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