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ENUMs for APB Slave Security Enable registers (#67)

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Exosphere: add enums for the APB_MISC_SECURE registers.
This commit is contained in:
Resaec
2018-04-25 18:46:17 +02:00
committed by SciresM
parent dba0d62ef7
commit b6b8ca0eac
2 changed files with 88 additions and 9 deletions
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18
exosphere/src/bootup.c
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@@ -85,22 +85,22 @@ void bootup_misc_mmio(void) {
/* Mark registers secure world only. */
/* Mark SATA_AUX, DTV, QSPI, SE, SATA, LA secure only. */
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG0_0 = 0x504244;
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG0_0 = APB_SSER0_SATA_AUX | APB_SSER0_DTV | APB_SSER0_QSPI | APB_SSER0_SE | APB_SSER0_SATA | APB_SSER0_LA;
/* By default, mark SPI1, SPI2, SPI3, SPI5, SPI6, I2C6 secure only. */
uint32_t sec_disable_1 = 0x83700000;
uint32_t sec_disable_1 = APB_SSER1_SPI1 | APB_SSER1_SPI2 | APB_SSER1_SPI3 | APB_SSER1_SPI5 | APB_SSER1_SPI6 | APB_SSER1_I2C6;
/* By default, mark SDMMC3, DDS, DP2 secure only. */
uint32_t sec_disable_2 = 0x304;
uint32_t sec_disable_2 = APB_SSER2_SDMMC3 | APB_SSER2_DDS | APB_SSER2_DP2;
uint64_t hardware_type = configitem_get_hardware_type();
if (hardware_type != 1) {
/* Also mark I2C5 secure only, */
sec_disable_1 |= 0x20000000;
/* Also mark I2C4 secure only, */
sec_disable_1 |= APB_SSER1_I2C4;
}
if (hardware_type != 0 && exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_400) {
/* Starting on 4.x on non-dev units, mark UARTB, UARTC, SPI4, I2C3 secure only. */
sec_disable_1 |= 0x10806000;
sec_disable_1 |= APB_SSER1_UART_B | APB_SSER1_UART_C | APB_SSER1_SPI4 | APB_SSER1_I2C3;
/* Starting on 4.x on non-dev units, mark SDMMC1 secure only. */
sec_disable_2 |= 1;
sec_disable_2 |= APB_SSER2_SDMMC1;
}
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG1_0 = sec_disable_1;
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG2_0 = sec_disable_2;
@@ -283,8 +283,8 @@ void identity_unmap_iram_cd_tzram(void) {
void secure_additional_devices(void) {
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_400) {
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG0_0 |= 0x2000; /* make PMC secure-only (2.x+ but see note below) */
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG1_0 |= 0X510; /* make MC0, MC1, MCB secure-only (4.x+) */
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG0_0 |= APB_SSER0_PMC; /* make PMC secure-only (2.x+ but see note below) */
APB_MISC_SECURE_REGS_APB_SLAVE_SECURITY_ENABLE_REG1_0 |= APB_SSER1_MC0 | APB_SSER1_MC1 | APB_SSER1_MCB; /* make MC0, MC1, MCB secure-only (4.x+) */
} else {
/* TODO: Detect 1.x */
}