run: bare-metal hello boots on cortex-a7, emmc 8GiB real GPT33

2026-09-07 08:46:07 +00:00
parent 5378d02ace
commit c7dcda0200
4 changed files with 145 additions and 0 deletions
@@ -0,0 +1,15 @@
+#!/bin/bash
+# run.sh — первый запуск: bare-metal hello на cortex-a7 + наш emmc.img на SDHCI.
+# Ожидаем UART-привет. Это проверка трубы, не загрузка Lumia.
+set -e
+cd "$(dirname "$0")/.."
+IMG=${IMG:-/tmp/emmc-test.img}
+arm-none-eabi-gcc -nostartfiles -nostdlib -mcpu=cortex-a7 -marm \
+  -Wl,-Ttext=0x40008000 -o /tmp/hello.elf qemu/start.S qemu/hello.c 2>/dev/null
+arm-none-eabi-objcopy -O binary /tmp/hello.elf /tmp/hello.bin
+echo "[run] guest built, starting qemu (10s timeout)..."
+timeout 10 qemu-system-arm -M virt -cpu cortex-a7 -m 1024 -nographic \
+  -kernel /tmp/hello.elf \
+  -drive file="$IMG",if=none,format=raw,id=emmc \
+  -device sdhci-pci -device sd-card,drive=emmc 2>&1 | head -10
+echo "[run] exit=$? (124 = timeout после вывода = OK для вечного цикла)"