ilo-pona/xv6-65oo2
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thanks eyalz800

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This commit is contained in:
Frans Kaashoek 2018-08-30 13:46:48 -04:00
parent 8f63beaacb
commit 96e4e2f4d1
2 changed files with 2 additions and 2 deletions
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2
main.c
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@ -83,7 +83,7 @@ startothers(void)
// is running in low memory, so we use entrypgdir for the APs too.
stack = kalloc();
*(void**)(code-4) = stack + KSTACKSIZE;
*(void**)(code-8) = mpenter;
*(void(**)(void))(code-8) = mpenter;
*(int**)(code-12) = (void *) V2P(entrypgdir);
lapicstartap(c->apicid, V2P(code));

2
memlayout.h
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@ -9,7 +9,7 @@
#define KERNLINK (KERNBASE+EXTMEM) // Address where kernel is linked
#define V2P(a) (((uint) (a)) - KERNBASE)
#define P2V(a) (((void *) (a)) + KERNBASE)
#define P2V(a) ((void *)(((char *) (a)) + KERNBASE))
#define V2P_WO(x) ((x) - KERNBASE) // same as V2P, but without casts
#define P2V_WO(x) ((x) + KERNBASE) // same as P2V, but without casts