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Code Issues Releases Wiki Activity

move HermitCore's start address to 8MB

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This commit is contained in:
Stefan Lankes 2016-01-03 11:14:45 +01:00
parent 8f00d777ba
commit a4bd6b0d22
4 changed files with 9 additions and 8 deletions
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11
hermit/kernel/main.c
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@ -67,8 +67,7 @@ volatile int8_t shutdown = 0;
*/
extern const void kernel_start;
extern const void kernel_end;
extern const void kbss_start;
extern const void kbss_end;
extern const void hbss_start;
extern const void tls_start;
extern const void tls_end;
extern const void __bss_start;
@ -110,8 +109,8 @@ static int hermit_init(void)
uint32_t i;
size_t sz = (size_t) &percore_end0 - (size_t) &percore_start;
// initialize .kbss section
memset((void*)&kbss_start, 0x00, ((size_t) &kbss_end - (size_t) &kbss_start));
// initialize .kbss sections
memset((void*)&hbss_start, 0x00, ((size_t) &kernel_end - (size_t) &hbss_start));
// initialize .percore section => copy first section to all other sections
for(i=1; i<MAX_CORES; i++)
@ -223,6 +222,7 @@ int smp_main(void)
}
#endif
#if 0
static int init_rcce(void)
{
size_t addr;
@ -240,6 +240,7 @@ static int init_rcce(void)
return 0;
}
#endif
int libc_start(int argc, char** argv);
@ -416,7 +417,7 @@ int hermit_main(void)
kprintf("Isle %d of %d possible isles\n", isle, possible_isles);
kprintf("Kernel starts at %p and ends at %p\n", &kernel_start, &kernel_end);
kprintf("TLS image starts at %p and ends at %p\n", &tls_start, &tls_end);
kprintf("Kernel BBS starts at %p and ends at %p\n", &kbss_start, &kbss_end);
kprintf("Kernel BBS starts at %p and ends at %p\n", &hbss_start, &kernel_end);
kprintf("Per core data starts at %p and ends at %p\n", &percore_start, &percore_end);
kprintf("Per core size 0x%zd\n", (size_t) &percore_end0 - (size_t) &percore_start);
kprintf("Processor frequency: %u MHz\n", get_cpu_frequency());

2
hermit/tools/init.asm
View file

@ -14,7 +14,7 @@
; We switch to the protected mode and jump to HermitCore's kernel.
KERNEL_STACK_SIZE equ 0x100
kernel_start equ 0x200000
kernel_start equ 0x800000
[BITS 16]
SECTION .text

2
hermit/usr/binutils

@ -1 +1 @@
Subproject commit 2a3a8f69d5aadde3fb41d4084cd95f01a3e7fa03
Subproject commit a3867abf974ad30980fc557778b061a42af5a77f

2
hermit/usr/newlib

@ -1 +1 @@
Subproject commit e56071244e43980b3ef46f571a533b62ff5874ab
Subproject commit fb9537cd0c71a196fd5efc1538c0ecc61334a114