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Revert "hoc-clk: add live vdd2, live boost clock and basic pwm dimming"

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This reverts commit 15b7df8ef1.
This commit is contained in:
souldbminersmwc
2025-11-09 16:14:52 -05:00
parent 22ec140738
commit 21a3f953d7
3804 changed files with 435 additions and 570162 deletions
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119
Source/sys-clk/sysmodule/src/emc_patcher.cpp
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@@ -1,26 +1,7 @@
/*
* Copyright (c) Souldbminer and Horizon OC Contributors
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <switch.h>
#include "emc_patcher.h"
#include "file_utils.h"
#include "board.h"
#include "i2c.h"
#include "maxXXXXX.h"
#define MC_BASE 0x70019000
#define EMC_BASE 0x7001B000
@@ -79,98 +60,32 @@ void EMCpatcher::Run()
{
std::scoped_lock lock{this->patcherMutex};
this->config->Refresh();
// this->ApplyEMCPatch();
this->I2CApplyVoltage();
this->ApplyEMCPatch();
}
void EMCpatcher::ApplyEMCPatch()
{
// if(HOSSVC_HAS_MM) { // only for 10.0.0+, older versions need rewrites
// u64 mc_virt_addr = 0;
// u64 mc_out_size = 0;
// u64 emc_virt_addr = 0;
// u64 emc_out_size = 0;
// Result rc;
if(HOSSVC_HAS_MM) { // only for 10.0.0+, older versions need rewrites
u64 mc_virt_addr = 0;
u64 mc_out_size = 0;
u64 emc_virt_addr = 0;
u64 emc_out_size = 0;
Result rc;
// rc = svcQueryMemoryMapping(&mc_virt_addr, &mc_out_size, MC_BASE, MC_EMC_BASE_SIZE); // map mc
// ASSERT_RESULT_OK(rc, "svcQueryMemoryMapping");
// rc = svcQueryMemoryMapping(&mc_virt_addr, &mc_out_size, MC_BASE, MC_EMC_BASE_SIZE); // map mc
// ASSERT_RESULT_OK(rc, "svcQueryMemoryMapping");
// rc = svcQueryMemoryMapping(&emc_virt_addr, &emc_out_size, EMC_BASE, MC_EMC_BASE_SIZE); // map emc
// ASSERT_RESULT_OK(rc, "svcQueryMemoryMapping");
// rc = svcQueryMemoryMapping(&emc_virt_addr, &emc_out_size, EMC_BASE, MC_EMC_BASE_SIZE); // map emc
// ASSERT_RESULT_OK(rc, "svcQueryMemoryMapping");
// write_reg64(EMC_BASE, EMC_RAS_0, 1);
write_reg64(EMC_BASE, EMC_RAS_0, 1);
// write_reg64(EMC_BASE, EMC_TIMING_CONTROL_0, 0x1); // apply shadow regs
write_reg64(EMC_BASE, EMC_TIMING_CONTROL_0, 0x1); // apply shadow regs
// svcUnmapMemory((void *)mc_virt_addr, (void *)MC_BASE, MC_EMC_BASE_SIZE); // clean up
// svcUnmapMemory((void *)emc_virt_addr, (void *)EMC_BASE, MC_EMC_BASE_SIZE);
// svcUnmapMemory((void *)mc_virt_addr, (void *)MC_BASE, MC_EMC_BASE_SIZE); // clean up
// svcUnmapMemory((void *)emc_virt_addr, (void *)EMC_BASE, MC_EMC_BASE_SIZE);
// }
}
}
#define EMC_MAX_VOLTAGE_SAFETY_CHECK 1350000
#define SD3_UV_MIN 600000
#define SD3_UV_STEP 12500
#define I2C_DEVICE(bus, addr) ((I2cDevice)(((bus) << 8) | (addr)))
#define I2C_5 5
#define MAX77620_I2C_ADDR 0x3C
#define I2cDevice_MAX77620 I2C_DEVICE(I2C_5, MAX77620_I2C_ADDR)
void EMCpatcher::I2CApplyVoltage()
{
if(this->config->GetConfigValue(HocClkConfigValue_EMCVdd2VoltageuV) < EMC_MAX_VOLTAGE_SAFETY_CHECK) {
set_sd1_voltage((u32)this->config->GetConfigValue(HocClkConfigValue_EMCVdd2VoltageuV));
}
}
void EMCpatcher::set_sd1_voltage(uint32_t voltage_uv)
{
// SD1 parameters
const u32 uv_step = 12500;
const u32 uv_min = 600000;
const u32 uv_max = 1237500;
const u8 volt_addr = 0x17; // MAX77620_REG_SD1
const u8 volt_mask = 0x7F; // MAX77620_SD1_VOLT_MASK
// Validate input voltage
if (voltage_uv < uv_min || voltage_uv > uv_max)
return;
// Calculate voltage multiplier
u32 mult = (voltage_uv + uv_step - 1 - uv_min) / uv_step;
mult = mult & volt_mask;
// Open I2C session to MAX77620 PMIC
I2cSession session;
Result res = i2cOpenSession(&session, I2cDevice_Max77620Pmic);
if (R_FAILED(res)) {
return;
}
// Read current register value
u8 current_val = 0;
res = i2csessionSendAuto(&session, &volt_addr, 1, I2cTransactionOption_Start);
if (R_FAILED(res)) {
i2csessionClose(&session);
return;
}
res = i2csessionReceiveAuto(&session, &current_val, 1, I2cTransactionOption_Stop);
if (R_FAILED(res)) {
i2csessionClose(&session);
return;
}
// Mask in the new voltage bits, preserving other bits
u8 new_val = (current_val & ~volt_mask) | mult;
// Write back register with START and STOP conditions
u8 write_buf[2] = {volt_addr, new_val};
res = i2csessionSendAuto(&session, write_buf, sizeof(write_buf), I2cTransactionOption_All);
i2csessionClose(&session);
}