refactor: promote new architecture to repository root

Archive the deprecated implementation under lume-legacy, make the new kernel the default root-level build, and update repository entry points without changing kernel behavior.

1 files changed, 0 insertions, 101 deletions

diff --git a/src/kernel/trap/trampoline.S b/src/kernel/trap/trampoline.S
deleted file mode 100644
index 57d6f25..0000000
--- a/src/kernel/trap/trampoline.S
+++ /dev/null
@@ -1,101 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-or-later
-# Copyright (C) 2026 Richard Qin
-
-.section .text
-.globl trampoline
-.globl uservec
-.globl userret
-
-.align 12
-trampoline:
-.align 4
-uservec:    
-    
-    csrrw a0, sscratch, a0
-
-    sd ra, 40(a0)
-    sd sp, 48(a0)
-    sd gp, 56(a0)
-    sd tp, 64(a0)
-    sd t0, 72(a0)
-    sd t1, 80(a0)
-    sd t2, 88(a0)
-    sd s0, 96(a0)
-    sd s1, 104(a0)
-    sd a1, 120(a0)
-    sd a2, 128(a0)
-    sd a3, 136(a0)
-    sd a4, 144(a0)
-    sd a5, 152(a0)
-    sd a6, 160(a0)
-    sd a7, 168(a0)
-    sd s2, 176(a0)
-    sd s3, 184(a0)
-    sd s4, 192(a0)
-    sd s5, 200(a0)
-    sd s6, 208(a0)
-    sd s7, 216(a0)
-    sd s8, 224(a0)
-    sd s9, 232(a0)
-    sd s10, 240(a0)
-    sd s11, 248(a0)
-    sd t3, 256(a0)
-    sd t4, 264(a0)
-    sd t5, 272(a0)
-    sd t6, 280(a0)
-
-    csrr t0, sscratch
-    sd t0, 112(a0)
-
-    ld sp, 8(a0)
-    ld tp, 32(a0)
-    ld t0, 16(a0)
-    ld t1, 0(a0)
-
-    csrw satp, t1
-    sfence.vma zero, zero
-
-    jr t0
-
-.align 4
-userret:
-    
-    csrw satp, a1
-    sfence.vma zero, zero
-
-    csrw sscratch, a0
-
-    ld ra, 40(a0)
-    ld sp, 48(a0)
-    ld gp, 56(a0)
-    ld tp, 64(a0)
-    ld t0, 72(a0)
-    ld t1, 80(a0)
-    ld t2, 88(a0)
-    ld s0, 96(a0)
-    ld s1, 104(a0)
-    ld a1, 120(a0)
-    ld a2, 128(a0)
-    ld a3, 136(a0)
-    ld a4, 144(a0)
-    ld a5, 152(a0)
-    ld a6, 160(a0)
-    ld a7, 168(a0)
-    ld s2, 176(a0)
-    ld s3, 184(a0)
-    ld s4, 192(a0)
-    ld s5, 200(a0)
-    ld s6, 208(a0)
-    ld s7, 216(a0)
-    ld s8, 224(a0)
-    ld s9, 232(a0)
-    ld s10, 240(a0)
-    ld s11, 248(a0)
-    ld t3, 256(a0)
-    ld t4, 264(a0)
-    ld t5, 272(a0)
-    ld t6, 280(a0)
-    
-    ld a0, 112(a0)
-    
-    sret
\ No newline at end of file