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If CONFIG_SMP=n, building a kernel for R-Car Gen2 fails with:
arch/arm/mach-shmobile/setup-rcar-gen2.o: In function `rcar_gen2_timer_init':
setup-rcar-gen2.c:(.init.text+0x30): undefined reference to `secure_cntvoff_init'
Indeed, on R-Car Gen2 SoCs, secure_cntvoff_init() is not only needed for
secondary CPUs, but also for the boot CPU. This is most visible on SoCs
with Cortex A7 cores (e.g. R-Car E2, cfr. commit
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|---|---|---|
| .. | ||
| bL_switcher.c | ||
| bL_switcher_dummy_if.c | ||
| dmabounce.c | ||
| firmware.c | ||
| it8152.c | ||
| Kconfig | ||
| locomo.c | ||
| Makefile | ||
| mcpm_entry.c | ||
| mcpm_head.S | ||
| mcpm_platsmp.c | ||
| sa1111.c | ||
| scoop.c | ||
| secure_cntvoff.S | ||
| sharpsl_param.c | ||
| vlock.h | ||
| vlock.S | ||