diff options
Diffstat (limited to 'sys/arch/amd64/amd64/machdep.c')
| -rw-r--r-- | sys/arch/amd64/amd64/machdep.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/sys/arch/amd64/amd64/machdep.c b/sys/arch/amd64/amd64/machdep.c index 8e7adce..9795dbe 100644 --- a/sys/arch/amd64/amd64/machdep.c +++ b/sys/arch/amd64/amd64/machdep.c @@ -41,9 +41,12 @@ #include <machine/cpu.h> #include <machine/uart.h> #include <vm/vm.h> +#include <vm/dynalloc.h> #include <vm/physseg.h> #include <firmware/acpi/acpi.h> #include <sys/syslog.h> +#include <assert.h> +#include <string.h> __MODULE_NAME("machdep"); __KERNEL_META("$Hyra$: machdep.c, Ian Marco Moffett, " @@ -135,8 +138,15 @@ processor_init(void) { /* Indicates what doesn't need to be init anymore */ static uint8_t init_flags = 0; + struct cpu_info *cur_cpu; - struct cpu_info *cur_cpu = this_cpu(); + /* Create our cpu_info structure */ + cur_cpu = dynalloc(sizeof(struct cpu_info)); + __assert(cur_cpu != NULL); + memset(cur_cpu, 0, sizeof(struct cpu_info)); + + /* Set %GS to cpu_info */ + amd64_write_gs_base((uintptr_t)cur_cpu); CPU_INFO_LOCK(cur_cpu); init_tss(cur_cpu); |