Subversion Repositories HelenOS

Rev

Rev 4153 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 4153 Rev 4327
Line 24... Line 24...
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
27
 */
28
 
28
 
29
/** @addtogroup ppc32  
29
/** @addtogroup ppc32
30
 * @{
30
 * @{
31
 */
31
 */
32
/** @file
32
/** @file
33
 */
33
 */
34
 
34
 
Line 38... Line 38...
38
#include <byteorder.h>
38
#include <byteorder.h>
39
#include <bitops.h>
39
#include <bitops.h>
40
 
40
 
41
static volatile uint32_t *pic = NULL;
41
static volatile uint32_t *pic = NULL;
42
 
42
 
43
void pic_init(uintptr_t base, size_t size)
43
void pic_init(uintptr_t base, size_t size, cir_t *cir, void **cir_arg)
44
{
44
{
45
    pic = (uint32_t *) hw_map(base, size);
45
    pic = (uint32_t *) hw_map(base, size);
-
 
46
    *cir = pic_ack_interrupt;
-
 
47
    *cir_arg = NULL;
46
}
48
}
47
 
49
 
48
void pic_enable_interrupt(int intnum)
50
void pic_enable_interrupt(inr_t intnum)
49
{
51
{
50
    if (pic) {
52
    if (pic) {
51
        if (intnum < 32)
53
        if (intnum < 32)
52
            pic[PIC_MASK_LOW] = pic[PIC_MASK_LOW] | (1 << intnum);
54
            pic[PIC_MASK_LOW] = pic[PIC_MASK_LOW] | (1 << intnum);
53
        else
55
        else
54
            pic[PIC_MASK_HIGH] = pic[PIC_MASK_HIGH] | (1 << (intnum - 32));
56
            pic[PIC_MASK_HIGH] = pic[PIC_MASK_HIGH] | (1 << (intnum - 32));
55
    }
57
    }
56
   
58
   
57
}
59
}
58
 
60
 
59
void pic_disable_interrupt(int intnum)
61
void pic_disable_interrupt(inr_t intnum)
60
{
62
{
61
    if (pic) {
63
    if (pic) {
62
        if (intnum < 32)
64
        if (intnum < 32)
63
            pic[PIC_MASK_LOW] = pic[PIC_MASK_LOW] & (~(1 << intnum));
65
            pic[PIC_MASK_LOW] = pic[PIC_MASK_LOW] & (~(1 << intnum));
64
        else
66
        else
65
            pic[PIC_MASK_HIGH] = pic[PIC_MASK_HIGH] & (~(1 << (intnum - 32)));
67
            pic[PIC_MASK_HIGH] = pic[PIC_MASK_HIGH] & (~(1 << (intnum - 32)));
66
    }
68
    }
67
}
69
}
68
 
70
 
69
void pic_ack_interrupt(int intnum)
71
void pic_ack_interrupt(void *arg, inr_t intnum)
70
{
72
{
71
    if (pic) {
73
    if (pic) {
72
        if (intnum < 32)
74
        if (intnum < 32)
73
            pic[PIC_ACK_LOW] = 1 << intnum;
75
            pic[PIC_ACK_LOW] = 1 << intnum;
74
        else
76
        else