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| author | Frans Kaashoek <[email protected]> | 2010-07-02 14:51:53 -0400 |
|---|---|---|
| committer | Frans Kaashoek <[email protected]> | 2010-07-02 14:51:53 -0400 |
| commit | 40889627ba50db29a64bc6a1553c2b21e6a99b78 (patch) | |
| tree | 7cb8f51492af706cafdcaf1b01a5cac8073d5a38 /swtch.S | |
| parent | b7a517f2277670e156f150ee2cb7aae6426c6aef (diff) | |
| download | xv6-labs-40889627ba50db29a64bc6a1553c2b21e6a99b78.tar.gz xv6-labs-40889627ba50db29a64bc6a1553c2b21e6a99b78.tar.bz2 xv6-labs-40889627ba50db29a64bc6a1553c2b21e6a99b78.zip | |
Initial version of single-cpu xv6 with page tables
Diffstat (limited to 'swtch.S')
| -rw-r--r-- | swtch.S | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -26,3 +26,11 @@ swtch: popl %ebx popl %ebp ret + +# Jump on a new stack, fake C calling conventions +.globl jstack +jstack: + movl 4(%esp), %esp + subl $16, %esp # space for arguments + movl $0, %ebp # terminate functions that follow ebp's + call mainc # continue at mainc |