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more timing improvement

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souldbminersmwc committed 2026-07-30 11:24:53 -04:00
1 parent 3150692690
commit 497fc64d7c
4 files changed
+26 -27
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Source/Atmosphere/stratosphere/loader/source/oc/pcv/erista/calculate_timings_erista.cpp
+4 -4
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@@ -120,10 +120,10 @@ namespace ams::ldr::hoc::pcv::erista {
CalculateMrw2(); CalculateMrw2();
tR2P = CEIL((RL * 0.426) - 2.0); tR2P = CEIL((RL * 0.426) - 2.0);
tR2W = FLOOR(FLOOR((5.0 / tCK_avg) + ((FLOOR(48.0 / WL) - 0.478) * 3.0)) / 1.501) + RL - (C.t6_tRTW * 3) + finetRTW; tR2W = (2 * WL) + (3 * FLOOR(48.0 / WL)) - 2 + FLOOR((5.6563 / tCK_avg) + 0.2575) - (C.t6_tRTW * 3) + finetRTW;
tW2P = (CEIL(WL * 1.7303) * 2) - 5; tW2P = (CEIL(WL * 1.7303) * 2) - 5;
tWTPDEN = CEIL(((1.803 / tCK_avg) + MAX(RL + (2.694 / tCK_avg), static_cast<double>(tW2P))) + (BL / 2)); tWTPDEN = CEIL(((1.800 / tCK_avg) + MAX(RL + (2.550 / tCK_avg), static_cast<double>(tW2P))) + (BL / 2));
tW2R = FLOOR(MAX((5.020 / tCK_avg) + 1.130, WL - MAX(-CEIL(0.258 * (WL - RL)), 1.964)) * 1.964) + WL - CEIL(tWTR / tCK_avg) + finetWTR; tW2R = FLOOR(MAX((5.020 / tCK_avg) + 1.130, WL - MAX(-CEIL(0.258 * (WL - RL)), 1.964)) * 1.964) + WL - CEIL(tWTR / tCK_avg) + finetWTR;
wdv = WL; wdv = WL;
@@ -134,8 +134,8 @@ namespace ams::ldr::hoc::pcv::erista {
u32 obdlyLow = MAX(WL - FLOOR((126.0 / CEIL(tCK_avg + 8.601))), 0.0); u32 obdlyLow = MAX(WL - FLOOR((126.0 / CEIL(tCK_avg + 8.601))), 0.0);
obdly = PACK_U32_NIBBLE_HIGH_BYTE_LOW(obdlyHigh, obdlyLow); obdly = PACK_U32_NIBBLE_HIGH_BYTE_LOW(obdlyHigh, obdlyLow);
pdex2rw = CEIL((CEIL(12.335 - tCK_avg) + (7.430 / tCK_avg) - CEIL(tCK_avg * 11.361))); pdex2rw = CEIL((7.5 / tCK_avg) + 0.998) + FLOOR(1.75 / tCK_avg) + FLOOR(1.0 / tCK_avg);
tCLKSTOP = FLOOR(MIN(8.488 / tCK_avg, 23.0)) + 8.0; tCLKSTOP = FLOOR(MIN(8.4996 / tCK_avg, 23.0)) + 7.0 + MIN(CEIL(1.75 / tCK_avg) - 3.0, 1.0);
const double tMMRI = tRCD + (tCK_avg * 3); const double tMMRI = tRCD + (tCK_avg * 3);
pdex2mrr = tMMRI + 10; pdex2mrr = tMMRI + 10;
Source/Atmosphere/stratosphere/loader/source/oc/pcv/erista/pcv_erista_mtc.cpp
+5 -5
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@@ -94,7 +94,7 @@ namespace ams::ldr::hoc::pcv::erista {
WRITE_PARAM_ALL_REG(table, emc_tfaw, GET_CYCLE_CEIL(tFAW)); WRITE_PARAM_ALL_REG(table, emc_tfaw, GET_CYCLE_CEIL(tFAW));
WRITE_PARAM_ALL_REG(table, emc_trpab, MIN(GET_CYCLE_CEIL(tRPab), static_cast<u32>(0x3F))); WRITE_PARAM_ALL_REG(table, emc_trpab, MIN(GET_CYCLE_CEIL(tRPab), static_cast<u32>(0x3F)));
WRITE_PARAM_ALL_REG(table, emc_tckesr, GET_CYCLE_CEIL(tSR)); WRITE_PARAM_ALL_REG(table, emc_tckesr, GET_CYCLE_CEIL(tSR));
WRITE_PARAM_ALL_REG(table, emc_tcke, GET_CYCLE_CEIL(7.425) + 2); WRITE_PARAM_ALL_REG(table, emc_tcke, GET_CYCLE_CEIL(tXP) + MIN(GET_CYCLE_CEIL(1.75) - 2, 2u));
WRITE_PARAM_ALL_REG(table, emc_tpd, GET_CYCLE_CEIL(tXP)); WRITE_PARAM_ALL_REG(table, emc_tpd, GET_CYCLE_CEIL(tXP));
WRITE_PARAM_ALL_REG(table, emc_tclkstop, tCLKSTOP); WRITE_PARAM_ALL_REG(table, emc_tclkstop, tCLKSTOP);
WRITE_PARAM_ALL_REG(table, emc_r2p, tR2P); WRITE_PARAM_ALL_REG(table, emc_r2p, tR2P);
@@ -109,11 +109,11 @@ namespace ams::ldr::hoc::pcv::erista {
WRITE_PARAM_ALL_REG(table, emc_dyn_self_ref_control, dyn_self_ref_control); WRITE_PARAM_ALL_REG(table, emc_dyn_self_ref_control, dyn_self_ref_control);
WRITE_PARAM_ALL_REG(table, emc_pdex2wr, pdex2rw); WRITE_PARAM_ALL_REG(table, emc_pdex2wr, pdex2rw);
WRITE_PARAM_ALL_REG(table, emc_pdex2rd, pdex2rw); WRITE_PARAM_ALL_REG(table, emc_pdex2rd, pdex2rw);
WRITE_PARAM_ALL_REG(table, emc_pchg2pden, GET_CYCLE_CEIL(1.763)); WRITE_PARAM_ALL_REG(table, emc_pchg2pden, GET_CYCLE_CEIL(1.75));
WRITE_PARAM_ALL_REG(table, emc_ar2pden, GET_CYCLE_CEIL(1.75)); WRITE_PARAM_ALL_REG(table, emc_ar2pden, GET_CYCLE_CEIL(1.75));
WRITE_PARAM_ALL_REG(table, emc_pdex2cke, GET_CYCLE_CEIL(1.05)); WRITE_PARAM_ALL_REG(table, emc_pdex2cke, MAX(GET_CYCLE_CEIL(1.75) - 2, 2u));
WRITE_PARAM_ALL_REG(table, emc_act2pden, GET_CYCLE_CEIL(14.0)); WRITE_PARAM_ALL_REG(table, emc_act2pden, GET_CYCLE_CEIL(1.75));
WRITE_PARAM_ALL_REG(table, emc_cke2pden, GET_CYCLE_CEIL(8.499)); WRITE_PARAM_ALL_REG(table, emc_cke2pden, GET_CYCLE_CEIL(8.5));
WRITE_PARAM_ALL_REG(table, emc_pdex2mrr, GET_CYCLE_CEIL(pdex2mrr)); WRITE_PARAM_ALL_REG(table, emc_pdex2mrr, GET_CYCLE_CEIL(pdex2mrr));
WRITE_PARAM_ALL_REG(table, emc_rw2pden, tWTPDEN); WRITE_PARAM_ALL_REG(table, emc_rw2pden, tWTPDEN);
Source/Atmosphere/stratosphere/loader/source/oc/pcv/mariko/calculate_timings_mariko.cpp
+13 -14
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@@ -164,27 +164,26 @@ namespace ams::ldr::hoc::pcv::mariko {
tRPab = tRPpb + 3; tRPab = tRPpb + 3;
tR2P = CEIL((RL * 0.426) - 2.0); tR2P = CEIL((RL * 0.426) - 2.0);
tR2W = RL + 2 * (FLOOR(48.0 / WL) - 2) + CEIL((5.1022 / tCK_avg) + 0.2750) - FLOOR((1.4996 / tCK_avg) + 0.0020) - (tRTW * 3) + finetRTW; tR2W = RL + 2 * (FLOOR(48.0 / WL) - 2) + CEIL((5.106 / tCK_avg) + 0.260) - FLOOR((1.5 / tCK_avg) + 0.002) - (tRTW * 3) + finetRTW;
tRTM = FLOOR((10.0 + RL) + (3.502 / tCK_avg)) + FLOOR(7.489 / tCK_avg); tRTM = FLOOR((10.0 + RL) + (3.500 / tCK_avg)) + FLOOR(7.498 / tCK_avg);
tRATM = CEIL((tRTM - 10.0) + (RL * 0.426)); tRATM = CEIL((tRTM - 10.0) + (RL * 0.426));
rdv = RL + FLOOR((5.105 / tCK_avg) + 17.017); rdv = RL + FLOOR((5.109 / tCK_avg) + 17.003);
qpop = rdv - 14; qpop = rdv - 14;
u32 quseSum = CEIL(((4.897 / tCK_avg) - FLOOR(2.538 / tCK_avg)) + 3.782) u32 quseSum = RL + FLOOR(5.110 / tCK_avg) + 4;
+ FLOOR(RL + ((5.082 / tCK_avg) + FLOOR(2.560 / tCK_avg))) - CEIL(4.820 / tCK_avg); quse_width = CEIL(MAX((4.8210 / tCK_avg) + 4.001, (5.0860 / tCK_avg) + 3.235)) - FLOOR(2.55 / tCK_avg);
quse_width = CEIL(MAX((4.7760 / tCK_avg) + 4.110, (5.1060 / tCK_avg) + 3.170)) - FLOOR(2.55 / tCK_avg);
quse = quseSum - quse_width; quse = quseSum - quse_width;
einput_duration = FLOOR(9.936 / tCK_avg) + 5.0 + quse_width; einput_duration = FLOOR(9.994 / tCK_avg) + 5.0 + quse_width;
einput = quse - CEIL(9.928 / tCK_avg); einput = quse - (FLOOR(9.994 / tCK_avg) + 1);
u32 qrst_duration = FLOOR((1.375 / tCK_avg) + 4.555); u32 qrst_duration = FLOOR((1.398 / tCK_avg) + 4.5);
u32 qrstLow = MAX(static_cast<s32>(einput - qrst_duration - 2), static_cast<s32>(0)); u32 qrstLow = MAX(static_cast<s32>(einput - qrst_duration - 2), static_cast<s32>(0));
qrst = PACK_U32(qrst_duration, qrstLow); qrst = PACK_U32(qrst_duration, qrstLow);
ibdly = PACK_U32_NIBBLE_HIGH_BYTE_LOW(1, quse - qrst_duration - 2.0); ibdly = PACK_U32_NIBBLE_HIGH_BYTE_LOW(1, quse - qrst_duration - 2.0);
qsafe = (einput_duration + 3) + MAX(MIN(qrstLow * rdv, qrst_duration + qrst_duration), einput); qsafe = (einput_duration + 3) + MAX(MIN(qrstLow * rdv, qrst_duration + qrst_duration), einput);
tW2P = (CEIL(WL * 1.7303) * 2) - 5; tW2P = (CEIL(WL * 1.7303) * 2) - 5;
tWTPDEN = CEIL(((1.803 / tCK_avg) + MAX(RL + (2.694 / tCK_avg), static_cast<double>(tW2P))) + (BL / 2)); tWTPDEN = CEIL(((1.800 / tCK_avg) + MAX(RL + (2.550 / tCK_avg), static_cast<double>(tW2P))) + (BL / 2));
tW2R = FLOOR(MAX((5.020 / tCK_avg) + 1.130, WL - MAX(-CEIL(0.258 * (WL - RL)), 1.964)) * 1.964) + WL - CEIL(tWTR / tCK_avg) + finetWTR; tW2R = FLOOR(MAX((5.087 / tCK_avg) + 1.030, WL - MAX(-CEIL(0.258 * (WL - RL)), 1.964)) * 1.964) + WL - CEIL(tWTR / tCK_avg) + finetWTR;
tWTM = CEIL(WL + ((7.570 / tCK_avg) + 8.753)); tWTM = CEIL(WL + ((7.498 / tCK_avg) + 9.005));
tWATM = (tWTM + (FLOOR(WL / 0.816) * 2.0)) - 4.0; tWATM = (tWTM + (FLOOR(WL / 0.816) * 2.0)) - 4.0;
wdv = WL; wdv = WL;
@@ -195,9 +194,9 @@ namespace ams::ldr::hoc::pcv::mariko {
u32 obdlyLow = MAX(WL - FLOOR((126.0 / CEIL(tCK_avg + 8.601))), 0.0); u32 obdlyLow = MAX(WL - FLOOR((126.0 / CEIL(tCK_avg + 8.601))), 0.0);
obdly = PACK_U32_NIBBLE_HIGH_BYTE_LOW(obdlyHigh, obdlyLow); obdly = PACK_U32_NIBBLE_HIGH_BYTE_LOW(obdlyHigh, obdlyLow);
pdex2rw = CEIL((7.4870 / tCK_avg) + 1.0257) + FLOOR((1.7410 / tCK_avg) + 0.03) + FLOOR(1.0 / tCK_avg); pdex2rw = CEIL((7.5 / tCK_avg) + 0.998) + FLOOR(1.75 / tCK_avg) + FLOOR(1.0 / tCK_avg);
tCLKSTOP = FLOOR(MIN(8.488 / tCK_avg, 23.0)) + 8.0; tCLKSTOP = FLOOR(MIN(8.4996 / tCK_avg, 23.0)) + 7.0 + MIN(CEIL(1.75 / tCK_avg) - 3.0, 1.0);
u32 tMMRI = tRCD + (tCK_avg * 3); u32 tMMRI = tRCD + (tCK_avg * 3);
pdex2mrr = tMMRI + 10; pdex2mrr = tMMRI + 10;
Source/Atmosphere/stratosphere/loader/source/oc/pcv/mariko/pcv_mariko_mtc.cpp
+4 -4
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@@ -79,7 +79,7 @@ namespace ams::ldr::hoc::pcv::mariko {
WRITE_PARAM_ALL_REG(table, emc_tfaw, GET_CYCLE_CEIL(tFAW)); WRITE_PARAM_ALL_REG(table, emc_tfaw, GET_CYCLE_CEIL(tFAW));
WRITE_PARAM_ALL_REG(table, emc_trpab, MIN(GET_CYCLE_CEIL(tRPab), static_cast<u32>(0x3F))); WRITE_PARAM_ALL_REG(table, emc_trpab, MIN(GET_CYCLE_CEIL(tRPab), static_cast<u32>(0x3F)));
WRITE_PARAM_ALL_REG(table, emc_tckesr, GET_CYCLE_CEIL(tSR)); WRITE_PARAM_ALL_REG(table, emc_tckesr, GET_CYCLE_CEIL(tSR));
WRITE_PARAM_ALL_REG(table, emc_tcke, GET_CYCLE_CEIL(tXP) + 2); WRITE_PARAM_ALL_REG(table, emc_tcke, GET_CYCLE_CEIL(tXP) + MIN(GET_CYCLE_CEIL(1.75) - 2, 2u));
WRITE_PARAM_ALL_REG(table, emc_tpd, GET_CYCLE_CEIL(tXP)); WRITE_PARAM_ALL_REG(table, emc_tpd, GET_CYCLE_CEIL(tXP));
WRITE_PARAM_ALL_REG(table, emc_tclkstop, tCLKSTOP); WRITE_PARAM_ALL_REG(table, emc_tclkstop, tCLKSTOP);
WRITE_PARAM_ALL_REG(table, emc_r2p, tR2P); WRITE_PARAM_ALL_REG(table, emc_r2p, tR2P);
@@ -98,11 +98,11 @@ namespace ams::ldr::hoc::pcv::mariko {
WRITE_PARAM_ALL_REG(table, emc_dyn_self_ref_control, dyn_self_ref_control); WRITE_PARAM_ALL_REG(table, emc_dyn_self_ref_control, dyn_self_ref_control);
WRITE_PARAM_ALL_REG(table, emc_pdex2wr, pdex2rw); WRITE_PARAM_ALL_REG(table, emc_pdex2wr, pdex2rw);
WRITE_PARAM_ALL_REG(table, emc_pdex2rd, pdex2rw); WRITE_PARAM_ALL_REG(table, emc_pdex2rd, pdex2rw);
WRITE_PARAM_ALL_REG(table, emc_pchg2pden, GET_CYCLE_CEIL(1.763)); WRITE_PARAM_ALL_REG(table, emc_pchg2pden, GET_CYCLE_CEIL(1.75));
WRITE_PARAM_ALL_REG(table, emc_ar2pden, GET_CYCLE_CEIL(1.75)); WRITE_PARAM_ALL_REG(table, emc_ar2pden, GET_CYCLE_CEIL(1.75));
WRITE_PARAM_ALL_REG(table, emc_pdex2cke, GET_CYCLE_CEIL(1.75) - 2); WRITE_PARAM_ALL_REG(table, emc_pdex2cke, MAX(GET_CYCLE_CEIL(1.75) - 2, 2u));
WRITE_PARAM_ALL_REG(table, emc_act2pden, GET_CYCLE_CEIL(14.0)); WRITE_PARAM_ALL_REG(table, emc_act2pden, GET_CYCLE_CEIL(14.0));
WRITE_PARAM_ALL_REG(table, emc_cke2pden, GET_CYCLE_CEIL(8.499)); WRITE_PARAM_ALL_REG(table, emc_cke2pden, GET_CYCLE_CEIL(8.5));
WRITE_PARAM_ALL_REG(table, emc_pdex2mrr, GET_CYCLE_CEIL(pdex2mrr)); WRITE_PARAM_ALL_REG(table, emc_pdex2mrr, GET_CYCLE_CEIL(pdex2mrr));
WRITE_PARAM_ALL_REG(table, emc_rw2pden, tWTPDEN); WRITE_PARAM_ALL_REG(table, emc_rw2pden, tWTPDEN);
WRITE_PARAM_ALL_REG(table, emc_einput, einput); WRITE_PARAM_ALL_REG(table, emc_einput, einput);