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kern: finish implementing assembly init routines

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This commit is contained in:
Michael Scire 2020-01-24 00:47:43 -08:00
parent b3bfd6c4c9
commit 32fb22e361
11 changed files with 270 additions and 40 deletions
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13
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_cpu.hpp
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@ -19,6 +19,19 @@
namespace ams::kern::arm64::cpu {
#if defined(ATMOSPHERE_CPU_ARM_CORTEX_A57) || defined(ATMOSPHERE_CPU_ARM_CORTEX_A53)
constexpr inline size_t InstructionCacheLineSize = 0x40;
constexpr inline size_t DataCacheLineSize = 0x40;
#else
#error "Unknown CPU for cache line sizes"
#endif
#if defined(ATMOSPHERE_BOARD_NINTENDO_SWITCH)
static constexpr size_t NumCores = 4;
#else
#error "Unknown Board for cpu::NumCores"
#endif
/* Helpers for managing memory state. */
ALWAYS_INLINE void DataSynchronizationBarrier() {
__asm__ __volatile__("dsb sy" ::: "memory");