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| author | Frans Kaashoek <[email protected]> | 2010-07-23 07:41:13 -0400 |
|---|---|---|
| committer | Frans Kaashoek <[email protected]> | 2010-07-23 07:41:13 -0400 |
| commit | 4714c20521a047fba652854e5bf59158b5d85a4e (patch) | |
| tree | 236507e7a400cc93db3a25d2aba3837d6176184f /traps.h | |
| parent | 74c82bc1584dda4cee6b0788055a52c32a10b2e0 (diff) | |
| download | xv6-labs-4714c20521a047fba652854e5bf59158b5d85a4e.tar.gz xv6-labs-4714c20521a047fba652854e5bf59158b5d85a4e.tar.bz2 xv6-labs-4714c20521a047fba652854e5bf59158b5d85a4e.zip | |
Checkpoint page-table version for SMP
Includes code for TLB shootdown (which actually seems unnecessary for xv6)
Diffstat (limited to 'traps.h')
| -rw-r--r-- | traps.h | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -24,7 +24,8 @@ // These are arbitrarily chosen, but with care not to overlap // processor defined exceptions or interrupt vectors. -#define T_SYSCALL 64 // system call +#define T_SYSCALL 64 // system call +#define T_TLBFLUSH 65 // flush TLB #define T_DEFAULT 500 // catchall #define T_IRQ0 32 // IRQ 0 corresponds to int T_IRQ |