exo: ensure IRAM initialization.

This commit is contained in:
Michael Scire 2019-01-20 03:10:45 -08:00
parent 295574740d
commit eeef08e58e

View file

@ -49,8 +49,10 @@ uint32_t configitem_set(bool privileged, ConfigItem item, uint64_t value) {
/* Set reboot kind = warmboot. */ /* Set reboot kind = warmboot. */
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x450ull) = 0x1; MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x450ull) = 0x1;
/* Patch bootrom to jump to payload. */ /* Patch bootrom to jump to payload. */
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x118) = 0x40010000; /* Return to start of payload. */ MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x630ull) = 0x0010171B; /* Return to bootrom IRAM initialization func. */
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x11C) = 0x4000FFA4; /* Overwrite bootrom return address on stack. */ MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x634ull) = 0x4000FFA4; /* Overwrite bootrom return address on stack. */
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x638ull) = 0x40010000; /* Return to start of payload. */
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x63Cull) = 0x4000FFB4; /* Overwrite bootrom return address on stack. */
break; break;
default: default:
return 2; return 2;