diff options
| -rw-r--r-- | doc/board/ti/j784s4_evm.rst | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/doc/board/ti/j784s4_evm.rst b/doc/board/ti/j784s4_evm.rst index fb767bedbf6..ec82228ab90 100644 --- a/doc/board/ti/j784s4_evm.rst +++ b/doc/board/ti/j784s4_evm.rst @@ -456,12 +456,12 @@ The following steps describe the process of booting J784S4-EVM over PCIe: 0000:01:00.1 Non-VGA unclassified device: Texas Instruments Device 0100 0000:01:00.2 Non-VGA unclassified device: Texas Instruments Device 0100 -4. Copy ``tiboot3.bin`` to the endpoint. Use ``lspci -vv`` to identify the BAR - address: +4. Copy ``tiboot3.bin`` to BAR1 of Physical Function Zero of the endpoint: .. prompt:: bash - sudo ./pcie_boot_util 0x4007100000 tiboot3.bin + tiboot3_bar_address="0x$(lspci -D -nnvv | awk '/^[0-9a-fA-F]{4}:/ {bdf=$1; ram=($0 ~ /RAM memory/ || $0 ~ /Memory controller/)} ram && /Region [1]+:/ {print bdf, $0}' | cut -d ' ' -f 6)" + sudo ./pcie_boot_util ${tiboot3_bar_address} tiboot3.bin The sample program automatically writes the image start address to ``0x41CF3FE0`` and the magic word ``0xB17CEAD9`` to ``0x41CF3FE4``. @@ -491,11 +491,12 @@ The following steps describe the process of booting J784S4-EVM over PCIe: (with appropriate DOMAIN:BUS:DEVICE.FUNCTION corresponding to the Endpoint) to enable the BAR. -6. Copy ``tispl.bin`` to the new BAR address (use ``lspci -vv`` to find): +6. Copy ``tispl.bin`` to BAR0 of Physical Function Zero of the endpoint: .. prompt:: bash - sudo ./pcie_boot_util 0x4000400000 tispl.bin + tispl_bar_address="0x$(lspci -D -nnvv | awk '/^[0-9a-fA-F]{4}:/ {bdf=$1; ram=($0 ~ /RAM memory/ || $0 ~ /Memory controller/)} ram && /Region [0]+:/ {print bdf, $0}' | head -n1 | cut -d ' ' -f 6)" + sudo ./pcie_boot_util ${tispl_bar_address} tispl.bin 7. After ``tispl.bin`` is processed, the PCIe link will go down again. Remove and rescan the PCIe device: @@ -505,11 +506,12 @@ The following steps describe the process of booting J784S4-EVM over PCIe: echo 1 > /sys/bus/pci/devices/0000\:01\:00.0/remove echo 1 > /sys/bus/pci/devices/0000\:00\:00.0/rescan -8. Copy ``u-boot.img``: +8. Copy ``u-boot.img`` to BAR0 of Physical Function Zero of the endpoint: .. prompt:: bash - sudo ./pcie_boot_util 0x4000400000 u-boot.img + uboot_bar_address="0x$(lspci -D -nnvv | awk '/^[0-9a-fA-F]{4}:/ {bdf=$1; ram=($0 ~ /RAM memory/ || $0 ~ /Memory controller/)} ram && /Region [0]+:/ {print bdf, $0}' | head -n1 | cut -d ' ' -f 6)" + sudo ./pcie_boot_util ${uboot_bar_address} u-boot.img 9. After ``u-boot.img`` is successfully loaded, the boot process is complete and endpoint should boot till U-Boot prompt. |