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Tighten up bringup_mmc script #1

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Tighten up bringup_mmc script #1

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34 changes: 13 additions & 21 deletions bringup_mmc.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,6 @@

# Environment Config:
# Mandatory Environment Variables:
# MMC_PATH=/path/to/marble_mmc
# LTM_SCRIPT=/path/to/LTM4673_reglist.txt
# Optional Environment Variables:
# TTY_MMC=/dev/ttyUSB3
Expand All @@ -20,25 +19,22 @@
# Turn on exit on failure
set -e

fail() {
echo "Error: $1" >&2
exit 1
}

# Find directory containing this script (regardless of PWD)
MMC_PATH="$(dirname "$(readlink -f "$0")")"

if [ $# -lt 0 ]; then
echo "Usage: bringup_mmc.sh"
exit 2
fi

# Mandatory Paths Check.
paths_complete=1
if [ -z "$MMC_PATH" ]; then
echo "Define MMC_PATH environment variable"
paths_complete=0
fi

if [ -z "$LTM_SCRIPT" ]; then
echo "Define register list for LTM4673"
paths_complete=0
fi

if [ "$paths_complete" -eq 0 ]; then
exit 1
fail "Must set LTM_SCRIPT= to define register list for LTM4673"
fi

# Optional Environment Variables Check.
Expand All @@ -51,13 +47,11 @@ SCRIPTS_PATH=$MMC_PATH/scripts

# Test for exist
if [ ! -e "$MMC_PATH" ]; then
echo "$MMC_PATH does not exist"
exit 1
fail "MMC_PATH=$MMC_PATH does not exist"
fi

if [ ! -d "$MMC_PATH" ]; then
echo "$MMC_PATH is not a directory"
exit 1
fail "MMC_PATH=$MMC_PATH is not a directory"
fi

#### Marble Bringup Steps ####
Expand All @@ -66,8 +60,7 @@ fi
echo "Programming MMC...."
cd "$MMC_PATH"
if ! make marble_download; then
echo "Could not program marble_mmc. Is Segger J-Link attached? Is board powered?"
exit 1
fail "Could not program marble_mmc. Is Segger J-Link attached? Is board powered?"
else
echo "Successfully programmed MMC!"
fi
Expand All @@ -80,8 +73,7 @@ sleep 5
# 2. Program LTM4673 power management chip
echo "Programming LTM4673 power management chip...."
if ! python3 "$SCRIPTS_PATH"/ltm4673.py -d "$TTY_MMC" write -f "$LTM_SCRIPT"; then
echo "Could not program LTM4673."
exit 1
fail "Could not program LTM4673."
else
echo "##################################"
python3 "$SCRIPTS_PATH"/ltm4673.py -d "$TTY_MMC" store
Expand Down