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fusee: start fleshing out nxboot for Mariko

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This commit is contained in:
hexkyz
2020-12-07 18:39:23 +00:00
committed by SciresM
parent 222300d03c
commit 4809ced64d
23 changed files with 804 additions and 308 deletions
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194
fusee/fusee-secondary/src/cluster.c
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@@ -22,75 +22,101 @@
#include "sysreg.h"
#include "i2c.h"
#include "car.h"
#include "fuse.h"
#include "mc.h"
#include "timers.h"
#include "pmc.h"
#include "max77620.h"
#include "max77812.h"
void _cluster_enable_power()
{
uint8_t val = 0;
i2c_query(I2C_5, MAX77620_PWR_I2C_ADDR, MAX77620_REG_AME_GPIO, &val, 1);
val &= 0xDF;
i2c_send(I2C_5, MAX77620_PWR_I2C_ADDR, MAX77620_REG_AME_GPIO, &val, 1);
val = 0x09;
i2c_send(I2C_5, MAX77620_PWR_I2C_ADDR, MAX77620_REG_GPIO5, &val, 1);
/* Enable power. */
val = 0x20;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x02, &val, 1);
val = 0x8D;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x03, &val, 1);
val = 0xB7;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x00, &val, 1);
val = 0xB7;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x01, &val, 1);
/* Determine the current SoC for Mariko specific code. */
static bool is_soc_mariko() {
return (fuse_get_soc_type() == 1);
}
int _cluster_pmc_enable_partition(uint32_t part, uint32_t toggle)
{
static void cluster_enable_power(uint32_t regulator) {
switch (regulator) {
case 0: /* Regulator_Max77621 */
uint8_t val = 0;
i2c_query(I2C_5, MAX77620_PWR_I2C_ADDR, MAX77620_REG_AME_GPIO, &val, 1);
val &= 0xDF;
i2c_send(I2C_5, MAX77620_PWR_I2C_ADDR, MAX77620_REG_AME_GPIO, &val, 1);
val = 0x09;
i2c_send(I2C_5, MAX77620_PWR_I2C_ADDR, MAX77620_REG_GPIO5, &val, 1);
val = 0x20;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x02, &val, 1);
val = 0x8D;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x03, &val, 1);
val = 0xB7;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x00, &val, 1);
val = 0xB7;
i2c_send(I2C_5, MAX77621_CPU_I2C_ADDR, 0x01, &val, 1);
break;
case 1: /* Regulator_Max77812PhaseConfiguration31 */
uint8_t val = 0;
i2c_query(I2C_5, MAX77812_PHASE31_CPU_I2C_ADDR, MAX77812_REG_EN_CTRL, &val, 1);
if (val) {
val |= 0x40;
i2c_send(I2C_5, MAX77812_PHASE31_CPU_I2C_ADDR, MAX77812_REG_EN_CTRL, &val, 1);
}
val = 0x6E;
i2c_send(I2C_5, MAX77812_PHASE31_CPU_I2C_ADDR, MAX77812_REG_M4_VOUT, &val, 1);
break;
case 2: /* Regulator_Max77812PhaseConfiguration211 */
uint8_t val = 0;
i2c_query(I2C_5, MAX77812_PHASE211_CPU_I2C_ADDR, MAX77812_REG_EN_CTRL, &val, 1);
if (val) {
val |= 0x40;
i2c_send(I2C_5, MAX77812_PHASE211_CPU_I2C_ADDR, MAX77812_REG_EN_CTRL, &val, 1);
}
val = 0x6E;
i2c_send(I2C_5, MAX77812_PHASE211_CPU_I2C_ADDR, MAX77812_REG_M4_VOUT, &val, 1);
break;
default: return;
}
}
static void cluster_pmc_enable_partition(uint32_t part, uint32_t toggle) {
volatile tegra_pmc_t *pmc = pmc_get_regs();
/* Check if the partition has already been turned on. */
if (pmc->pwrgate_status & part)
return 1;
uint32_t i = 5001;
while (pmc->pwrgate_toggle & 0x100)
{
udelay(1);
i--;
if (i < 1)
return 0;
if (pmc->pwrgate_status & part) {
return;
}
uint32_t i = 5001;
while (pmc->pwrgate_toggle & 0x100) {
udelay(1);
i--;
if (i < 1) {
return;
}
}
/* Turn the partition on. */
pmc->pwrgate_toggle = (toggle | 0x100);
i = 5001;
while (i > 0)
{
if (pmc->pwrgate_status & part)
while (i > 0) {
/* Check if the partition has already been turned on. */
if (pmc->pwrgate_status & part) {
break;
}
udelay(1);
i--;
}
return 1;
}
void cluster_boot_cpu0(uint32_t entry)
{
static void cluster_boot_cpu0_erista(uint32_t entry) {
volatile tegra_car_t *car = car_get_regs();
/* Set ACTIVE_CLUSER to FAST. */
FLOW_CTLR_BPMP_CLUSTER_CONTROL_0 &= 0xFFFFFFFE;
_cluster_enable_power();
/* Enable VddCpu. */
cluster_enable_power(0);
if (!(car->pllx_base & 0x40000000))
{
if (!(car->pllx_base & 0x40000000)) {
car->pllx_misc3 &= 0xFFFFFFF7;
udelay(2);
car->pllx_base = 0x80404E02;
@@ -118,13 +144,13 @@ void cluster_boot_cpu0(uint32_t entry)
car->cpu_softrst_ctrl2 &= 0xFFFFF000;
/* Enable CPU rail. */
_cluster_pmc_enable_partition(1, 0);
cluster_pmc_enable_partition(1, 0);
/* Enable cluster 0 non-CPU. */
_cluster_pmc_enable_partition(0x8000, 15);
cluster_pmc_enable_partition(0x8000, 15);
/* Enable CE0. */
_cluster_pmc_enable_partition(0x4000, 14);
cluster_pmc_enable_partition(0x4000, 14);
/* Request and wait for RAM repair. */
FLOW_CTLR_RAM_REPAIR_0 = 1;
@@ -157,3 +183,81 @@ void cluster_boot_cpu0(uint32_t entry)
/* car->rst_cpug_cmplx_clr = 0x411F000F; */
car->rst_cpug_cmplx_clr = 0x41010001;
}
static void cluster_boot_cpu0_mariko(uint32_t entry) {
volatile tegra_car_t *car = car_get_regs();
/* Set ACTIVE_CLUSER to FAST. */
FLOW_CTLR_BPMP_CLUSTER_CONTROL_0 &= 0xFFFFFFFE;
/* Enable VddCpu. */
cluster_enable_power(fuse_get_regulator());
if (!(car->pllx_base & 0x40000000)) {
car->pllx_misc3 &= 0xFFFFFFF7;
udelay(2);
car->pllx_misc = ((car->pllx_misc & 0xFFFBFFFF) | 0x40000);
car->pllx_base = 0x40404E02;
}
while (!(car->pllx_base & 0x8000000)) {
/* Wait. */
}
/* Set MSELECT clock. */
clk_enable(CARDEVICE_MSELECT);
/* Configure initial CPU clock frequency and enable clock. */
car->cclk_brst_pol = 0x20008888;
car->super_cclk_div = 0x80000000;
car->clk_enb_v_set = 1;
/* Reboot CORESIGHT. */
clkrst_reboot(CARDEVICE_CORESIGHT);
/* Set CAR2PMC_CPU_ACK_WIDTH to 0. */
car->cpu_softrst_ctrl2 &= 0xFFFFF000;
/* Enable CPU rail. */
cluster_pmc_enable_partition(1, 0);
/* Enable cluster 0 non-CPU. */
cluster_pmc_enable_partition(0x8000, 15);
/* Enable CE0. */
cluster_pmc_enable_partition(0x4000, 14);
/* Request and wait for RAM repair. */
FLOW_CTLR_RAM_REPAIR_0 = 1;
while (!(FLOW_CTLR_RAM_REPAIR_0 & 2)) {
/* Wait. */
}
MAKE_EXCP_VEC_REG(0x100) = 0;
/* Set reset vector. */
SB_AA64_RESET_LOW_0 = (entry | 1);
SB_AA64_RESET_HIGH_0 = 0;
/* Non-secure reset vector write disable. */
SB_CSR_0 = 2;
(void)SB_CSR_0;
/* Set CPU_STRICT_TZ_APERTURE_CHECK. */
/* NOTE: This breaks Exosphère. */
/* MAKE_MC_REG(MC_TZ_SECURITY_CTRL) = 1; */
/* Clear MSELECT reset. */
rst_disable(CARDEVICE_MSELECT);
/* Clear CPU{0,1,2,3} POR and CORE, CX0, L2, and DBG reset.*/
car->rst_cpug_cmplx_clr = 0x41010001;
}
void cluster_boot_cpu0(uint32_t entry) {
if (is_soc_mariko()) {
cluster_boot_cpu0_mariko(uint32_t entry);
} else {
cluster_boot_cpu0_erista(uint32_t entry);
}
}