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ldr: refactor asm

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This commit is contained in:
Lightos1
2026-04-09 11:32:00 +02:00
parent 66d0109a9a
commit 5942cfd68d
4 changed files with 64 additions and 57 deletions
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56
Source/Atmosphere/stratosphere/loader/source/oc/pcv/pcv.hpp
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@@ -22,6 +22,7 @@
#include "../oc_common.hpp"
#include "pcv_common.hpp"
#include "pcv_asm.hpp"
namespace ams::ldr::hoc::pcv {
@@ -103,30 +104,10 @@ namespace ams::ldr::hoc::pcv {
* 0 | 1 1 | 1 0 0 1 0 1| 0 1| 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 |0 1 0 1 1
*/
inline constexpr u32 asm_pattern[] = {0x52820000, 0x72A001C0};
inline auto asm_compare_no_rd = [](u32 ins1, u32 ins2) {
return ((ins1 ^ ins2) >> 5) == 0;
};
inline auto asm_get_rd = [](u32 ins) {
return ins & ((1 << 5) - 1);
};
inline auto asm_set_rd = [](u32 ins, u8 rd) {
return (ins & 0xFFFFFFE0) | (rd & 0x1F);
};
inline auto asm_set_imm16 = [](u32 ins, u16 imm) {
return (ins & 0xFFE0001F) | ((imm & 0xFFFF) << 5);
};
inline auto AsmGetImm16 = [](u32 ins) {
return static_cast<u16>((ins >> 5) & 0xFFFF);
};
inline constexpr u32 GpuAsmPattern[] = {0x52820000, 0x72A001C0};
inline bool GpuMaxClockPatternFn(u32 *ptr32) {
return asm_compare_no_rd(*ptr32, asm_pattern[0]);
return asm_compare_no_rd(*ptr32, GpuAsmPattern[0]);
}
constexpr emc_dvb_dvfs_table_t EmcDvbTableDefault[] = {
@@ -192,11 +173,6 @@ namespace ams::ldr::hoc::pcv {
constexpr u16 CpuMinVolts[] = { 950, 850, 825, 810 };
inline bool CpuMaxVoltPatternFn(u32* ptr32) {
u32 val = *ptr32;
return (val == 1132 || val == 1170 || val == 1227);
}
static const u32 gpuVoltDvfsPattern[] = { 810, 1150, 1000, 100, 1000, 10, };
static_assert(sizeof(gpuVoltDvfsPattern) == (sizeof(u32) * 6), "Invalid gpuVoltDvfsPattern");
@@ -215,32 +191,10 @@ namespace ams::ldr::hoc::pcv {
* #31 |30 29|28 27 26 25 24 23|22 21|20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 |4 3 2 1 0
* 0 | 1 1 | 1 0 0 1 0 1| 0 1| 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 |0 1 0 1 1
*/
inline constexpr u32 asm_pattern[] = {
0x52820000, 0x72A001C0
};
inline auto asm_compare_no_rd = [](u32 ins1, u32 ins2) {
return ((ins1 ^ ins2) >> 5) == 0;
};
inline auto asm_get_rd = [](u32 ins) {
return ins & ((1 << 5) - 1);
};
inline auto asm_set_rd = [](u32 ins, u8 rd) {
return (ins & 0xFFFFFFE0) | (rd & 0x1F);
};
inline auto asm_set_imm16 = [](u32 ins, u16 imm) {
return (ins & 0xFFE0001F) | ((imm & 0xFFFF) << 5);
};
inline auto AsmGetImm16 = [](u32 ins) {
return static_cast<u16>((ins >> 5) & 0xFFFF);
};
inline constexpr u32 GpuAsmPattern[] = { 0x52820000, 0x72A001C0 };
inline bool GpuMaxClockPatternFn(u32 *ptr32) {
return asm_compare_no_rd(*ptr32, asm_pattern[0]);
return asm_compare_no_rd(*ptr32, GpuAsmPattern[0]);
};
constexpr cvb_entry_t GpuCvbTableDefault[] = {