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feat(arch): Add armv8i (32-bit ARM/AArch32) architecture & complete TUI configurator

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- Support ARMv8i / ARM32 (AArch32) baremetal target with arm-linux-gnueabihf toolchain
- Implement ARMv8i boot entry point, banked exception mode stacks (IRQ, ABT, UND, SVC)
- Implement 8 exception vectors, GICv2 distributor/CPU interface, CP15 Generic Timer (100 Hz), flat Section MMU
- Support PL011 UART for early console & interactive LazyBox TTY input
- Update Makefile with make armv8i_defconfig and automated cross-compilation
- Update scripts/kconfig/menuconfig.py with dedicated armv8i options
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subhobhai943 committed 2026-08-18 11:13:23 +05:30
1 parent 70d5925b16
commit 7b646c8cc4
30 files changed
+964 -24
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mm/pmm.c
+1 -1
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@@ -49,7 +49,7 @@ void pmm_init(void* memory_map, uint64_t memory_map_count) {
// Fallback if no E820 usable regions
if (usable_memory_bytes == 0 || total_pages == 0) {
#if defined(__aarch64__)
#if defined(__aarch64__) || defined(__arm__) || defined(__armv8i__)
uint64_t dram_start = 0x40000000;
uint64_t dram_size = 128ULL * 1024 * 1024;
uint64_t start_page = dram_start / PMM_PAGE_SIZE;