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| author | Robert Morris <[email protected]> | 2019-06-11 09:57:14 -0400 |
|---|---|---|
| committer | Robert Morris <[email protected]> | 2019-06-11 09:57:14 -0400 |
| commit | 5753553213df8f9de851adb68377db43faecb91f (patch) | |
| tree | 3b629ff54897fca414146677532cb459a2ed11ba /entry.S | |
| parent | 91ba81110acd3163f7de3580b677eece0c57f5e7 (diff) | |
| download | xv6-labs-5753553213df8f9de851adb68377db43faecb91f.tar.gz xv6-labs-5753553213df8f9de851adb68377db43faecb91f.tar.bz2 xv6-labs-5753553213df8f9de851adb68377db43faecb91f.zip | |
separate source into kernel/ user/ mkfs/
Diffstat (limited to 'entry.S')
| -rw-r--r-- | entry.S | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/entry.S b/entry.S deleted file mode 100644 index b3d2c55..0000000 --- a/entry.S +++ /dev/null @@ -1,25 +0,0 @@ - # qemu -kernel starts at 0x1000. the instructions - # there seem to be provided by qemu, as if it - # were a ROM. the code at 0x1000 jumps to - # 0x8000000, the _start function here, - # in machine mode. -.section .data -.globl stack0 -.section .text -.globl mstart -.section .text -.globl _entry -_entry: - # set up a stack for C. - # stack0 is declared in start, - # with 4096 bytes per CPU. - la sp, stack0 - li a0, 1024*4 - csrr a1, mhartid - addi a1, a1, 1 - mul a0, a0, a1 - add sp, sp, a0 - # jump to mstart() in start.c - call mstart -junk: - j junk |