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authorFrans Kaashoek <[email protected]>2011-08-15 12:02:59 -0400
committerFrans Kaashoek <[email protected]>2011-08-15 12:02:59 -0400
commitc60a3551c2dba29006f5d7917308281e47fa5fef (patch)
tree3fad525469c88a1521220ff8d0468dddbdb47af5 /main.c
parentc95ce31c5978bd43e1f0d34e51a4e3d7bcc41b14 (diff)
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Separate more clearly bootloader from xv6 by renaming multiboot.S to entry.S etc.
Maybe the string boot shouldn't appear in xv6 code?
Diffstat (limited to 'main.c')
-rw-r--r--main.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/main.c b/main.c
index 570ae52..69ceee6 100644
--- a/main.c
+++ b/main.c
@@ -6,7 +6,7 @@
#include "proc.h"
#include "x86.h"
-static void bootothers(void);
+static void enterothers(void);
static void mpmain(void) __attribute__((noreturn));
extern pde_t *kpgdir;
@@ -33,14 +33,14 @@ main(void)
ideinit(); // disk
if(!ismp)
timerinit(); // uniprocessor timer
- bootothers(); // start other processors (must come before kinit; must use boot_alloc)
+ enterothers(); // start other processors (must come before kinit; must use boot_alloc)
kinit(); // initialize memory allocator
userinit(); // first user process (must come after kinit)
// Finish setting up this processor in mpmain.
mpmain();
}
-// Other CPUs jump here from bootother.S.
+// Other CPUs jump here from entryother.S.
static void
mpboot(void)
{
@@ -56,7 +56,7 @@ mpmain(void)
{
cprintf("cpu%d: starting\n", cpu->id);
idtinit(); // load idt register
- xchg(&cpu->booted, 1); // tell bootothers() we're up
+ xchg(&cpu->booted, 1); // tell enterothers() we're up
scheduler(); // start running processes
}
@@ -64,24 +64,24 @@ pde_t bootpgdir[];
// Start the non-boot processors.
static void
-bootothers(void)
+enterothers(void)
{
- extern uchar _binary_bootother_start[], _binary_bootother_size[];
+ extern uchar _binary_entryother_start[], _binary_entryother_size[];
uchar *code;
struct cpu *c;
char *stack;
// Write bootstrap code to unused memory at 0x7000.
- // The linker has placed the image of bootother.S in
- // _binary_bootother_start.
+ // The linker has placed the image of entryother.S in
+ // _binary_entryother_start.
code = p2v(0x7000);
- memmove(code, _binary_bootother_start, (uint)_binary_bootother_size);
+ memmove(code, _binary_entryother_start, (uint)_binary_entryother_size);
for(c = cpus; c < cpus+ncpu; c++){
if(c == cpus+cpunum()) // We've started already.
continue;
- // Tell bootother.S what stack to use, the address of mpboot and pgdir;
+ // Tell entryother.S what stack to use, the address of mpboot and pgdir;
// We cannot use kpgdir yet, because the AP processor is running in low
// memory, so we use bootpgdir for the APs too. kalloc can return addresses
// above 4Mbyte (the machine may have much more physical memory than 4Mbyte), which
@@ -101,7 +101,7 @@ bootothers(void)
}
}
-// Boot page table used in multiboot.S and bootother.S.
+// Boot page table used in multiboot.S and entryother.S.
// Page directories (and page tables), must start on a page boundary,
// hence the "__aligned__" attribute. Also, because of restrictions
// related to linking and static initializers, we use "x + PTE_P"