Mirrors/libhermit
1
0
Fork 0
mirror of https://github.com/hermitcore/libhermit.git synced 2025-03-09 00:00:03 +01:00
Code Issues Releases Wiki Activity

some code cleanups

Browse source
This commit is contained in:
Stefan Lankes 2015-07-21 18:22:10 +02:00
parent fed1d028a2
commit 8362e7bb1b
6 changed files with 24 additions and 20 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
hermit/arch/x86/include/asm/tasks_types.h
View file

@ -82,10 +82,14 @@ typedef struct {
uint64_t reserved[6];
} xsave_header_t;
typedef struct {
uint32_t ymmh_space[64];
} ymmh_t;
typedef struct {
i387_fxsave_t fxsave;
xsave_header_t hdr;
uint32_t ymmh[64];
ymmh_t ymmh;
} xsave_t __attribute__ ((aligned (64)));
union fpu_state {

26
hermit/arch/x86/kernel/entry.asm
View file

@ -407,7 +407,7 @@ gdt_flush:
; NASM macro which pushs also an pseudo error code
%macro isrstub_pseudo_error 1
global isr%1
align 8
align 16
isr%1:
push byte 0 ; pseudo error code
push byte %1
@ -419,7 +419,7 @@ gdt_flush:
; on the stack.
%macro isrstub 1
global isr%1
align 8
align 16
isr%1:
push byte %1
jmp common_stub
@ -472,7 +472,7 @@ isrstub_pseudo_error 9
; NASM macro for asynchronous interrupts (no exceptions)
%macro irqstub 1
global irq%1
align 8
align 16
irq%1:
push byte 0 ; pseudo error code
push byte 32+%1
@ -487,35 +487,35 @@ isrstub_pseudo_error 9
%endrep
global apic_timer
align 8
align 16
apic_timer:
push byte 0 ; pseudo error code
push byte 123
jmp common_stub
global apic_lint0
align 8
align 16
apic_lint0:
push byte 0 ; pseudo error code
push byte 124
jmp common_stub
global apic_lint1
align 8
align 16
apic_lint1:
push byte 0 ; pseudo error code
push byte 125
jmp common_stub
global apic_error
align 8
align 16
apic_error:
push byte 0 ; pseudo error code
push byte 126
jmp common_stub
global apic_svr
align 8
align 16
apic_svr:
push byte 0 ; pseudo error code
push byte 127
@ -528,7 +528,7 @@ extern syscall_handler
extern kernel_stack
global isrsyscall
align 8
align 16
; used to realize system calls
isrsyscall:
; IF flag is already cleared
@ -586,7 +586,7 @@ isrsyscall:
o64 sysret
global switch_context
align 8
align 16
switch_context:
; create on the stack a pseudo interrupt
; afterwards, we switch to the task with iret
@ -618,11 +618,11 @@ switch_context:
jmp common_switch
align 8
align 16
rollback:
ret
align 8
align 16
common_stub:
; do we interrupt user-level code?
cmp QWORD [rsp+24], 0x08
@ -695,7 +695,7 @@ kernel_space2:
SECTION .data
global mb_info:
align 8
align 16
mb_info:
DQ 0

4
hermit/arch/x86/kernel/processor.c
View file

@ -114,11 +114,11 @@ static void restore_fpu_state_xsave(union fpu_state* state)
static void fpu_init_xsave(union fpu_state* fpu)
{
i387_fsave_t* fp = &fpu->fsave;
xsave_t* xs = &fpu->xsave;
memset(xs, 0x00, sizeof(xsave_t));
fp->twd = 0xffffu;
//xs->fxsave.twd = 0xffffu;
xs->fxsave.mxcsr = 0x1f80;
}
uint32_t detect_cpu_frequency(void)

2
hermit/arch/x86/kernel/tasks.c
View file

@ -38,7 +38,7 @@
#include <asm/page.h>
#include <asm/tss.h>
extern tss_t task_state_segments[MAX_CORES] __attribute__ ((aligned (PAGE_SIZE)));
extern tss_t task_state_segments[MAX_CORES];
size_t* get_current_stack(void)
{

4
hermit/newlib/Makefile
View file

@ -17,8 +17,8 @@ ifeq ($V,0)
endif
default: $(ARCH)
$Q$(MAKE) ARCH=$(ARCH) TARGET=$(TARGET) CFLAGS+="-ffreestanding -O3 -Wall -I$(NEWLIB)/include -I../../include -I../../arch/$(ARCH)/include" LDFLAGS+="-nostdlib -L$(NEWLIB)/lib" -C examples depend
$Q$(MAKE) ARCH=$(ARCH) TARGET=$(TARGET) CFLAGS+="-ffreestanding -O3 -Wall -I$(NEWLIB)/include -I../../include -I../../arch/$(ARCH)/include" LDFLAGS+="-nostdlib -L$(NEWLIB)/lib" -C examples
$Q$(MAKE) ARCH=$(ARCH) TARGET=$(TARGET) CFLAGS+="-DSTREAM_ARRAY_SIZE=100000 -ffreestanding -O3 -Wall -I$(NEWLIB)/include -I../../include -I../../arch/$(ARCH)/include" LDFLAGS+="-nostdlib -L$(NEWLIB)/lib" -C examples depend
$Q$(MAKE) ARCH=$(ARCH) TARGET=$(TARGET) CFLAGS+="-DSTREAM_ARRAY_SIZE=100000 -ffreestanding -O3 -Wall -I$(NEWLIB)/include -I../../include -I../../arch/$(ARCH)/include" LDFLAGS+="-nostdlib -L$(NEWLIB)/lib" -C examples
$(ARCH):
@echo Build newlib

2
hermit/newlib/examples/jacobi.c
View file

@ -34,7 +34,7 @@
#include <errno.h>
#define MATRIX_SIZE 128
#define MAXVALUE 1337
#define MAXVALUE 17
#define PAGE_SIZE 4096
#define CACHE_SIZE (256*1024)
#define ALIGN(x,a) (((x)+(a)-1)&~((a)-1))