136 lines
3.0 KiB
C
136 lines
3.0 KiB
C
|
|
#include <sys/types.h>
|
|
#include <machine/pio.h>
|
|
#include <machine/pte.h>
|
|
|
|
static u_int8_t jensen_inb __P((int port));
|
|
/* static void jensen_insb __P((int port, void *addr, int cnt)); */
|
|
static u_int16_t jensen_inw __P((int port));
|
|
/* static void jensen_insw __P((int port, void *addr, int cnt)); */
|
|
u_int32_t jensen_inl __P((int port));
|
|
/* static void jensen_insl __P((int port, void *addr, int cnt)); */
|
|
|
|
static void jensen_outb __P((int port, u_int8_t datum));
|
|
/* static void jensen_outsb __P((int port, void *addr, int cnt)); */
|
|
static void jensen_outw __P((int port, u_int16_t datum));
|
|
/* static void jensen_outsw __P((int port, void *addr, int cnt)); */
|
|
static void jensen_outl __P((int port, u_int32_t datum));
|
|
/* static void jensen_outsl __P((int port, void *addr, int cnt)); */
|
|
|
|
struct alpha_isafcndesc jensen_isafcns = {
|
|
jensen_inb, 0 /* jensen_insb */,
|
|
jensen_inw, 0 /* jensen_insw */,
|
|
jensen_inl, 0 /* jensen_insl */,
|
|
jensen_outb, 0 /* jensen_outsb */,
|
|
jensen_outw, 0 /* jensen_outsw */,
|
|
jensen_outl, 0 /* jensen_outsl */,
|
|
};
|
|
|
|
u_int8_t
|
|
jensen_inb(ioaddr)
|
|
int ioaddr;
|
|
{
|
|
u_int32_t *port, val;
|
|
u_int8_t rval;
|
|
int offset;
|
|
|
|
offset = ioaddr & 3;
|
|
port = (int32_t *)phystok0seg(0x300000000L | 0 << 5 | ioaddr << 7);
|
|
val = *port;
|
|
rval = ((val) >> (8 * offset)) & 0xff;
|
|
rval = val & 0xff;
|
|
|
|
printf("inb(0x%x) => 0x%x @ %p => 0x%x\n", ioaddr, val, port, rval);
|
|
|
|
return rval;
|
|
}
|
|
|
|
u_int16_t
|
|
jensen_inw(ioaddr)
|
|
int ioaddr;
|
|
{
|
|
u_int32_t *port, val;
|
|
u_int16_t rval;
|
|
int offset;
|
|
|
|
offset = ioaddr & 3;
|
|
port = (int32_t *)phystok0seg(0x300000000L | 1 << 5 | ioaddr << 7);
|
|
val = *port;
|
|
rval = ((val) >> (8 * offset)) & 0xffff;
|
|
rval = val & 0xffff;
|
|
|
|
panic("inw(0x%x) => 0x%x @ %p => 0x%x\n", ioaddr, val, port, rval);
|
|
|
|
return rval;
|
|
}
|
|
|
|
u_int32_t
|
|
jensen_inl(ioaddr)
|
|
int ioaddr;
|
|
{
|
|
u_int32_t *port, val;
|
|
u_int32_t rval;
|
|
int offset;
|
|
|
|
offset = ioaddr & 3;
|
|
port = (int32_t *)phystok0seg(0x300000000L | 3 << 5 | ioaddr << 7);
|
|
val = *port;
|
|
rval = ((val) >> (8 * offset)) & 0xffffffff;
|
|
rval = val & 0xffffffff;
|
|
|
|
printf("inl(0x%x) => 0x%x @ %p => 0x%x\n", ioaddr, val, port, rval);
|
|
|
|
return rval;
|
|
}
|
|
|
|
void
|
|
jensen_outb(ioaddr, val)
|
|
int ioaddr;
|
|
u_int8_t val;
|
|
{
|
|
u_int32_t *port, nval;
|
|
int offset;
|
|
|
|
offset = ioaddr & 3;
|
|
nval = val /*<< (8 * offset)*/;
|
|
port = (int32_t *)phystok0seg(0x300000000L | 0 << 5 | ioaddr << 7);
|
|
|
|
printf("outb(0x%x, 0x%x) => 0x%x @ %p\n", ioaddr, val, nval, port);
|
|
|
|
*port = nval;
|
|
}
|
|
|
|
void
|
|
jensen_outw(ioaddr, val)
|
|
int ioaddr;
|
|
u_int16_t val;
|
|
{
|
|
u_int32_t *port, nval;
|
|
int offset;
|
|
|
|
offset = ioaddr & 3;
|
|
nval = val /*<< (8 * offset)*/;
|
|
port = (int32_t *)phystok0seg(0x300000000L | 1 << 5 | ioaddr << 7);
|
|
|
|
printf("outb(0x%x, 0x%x) => 0x%x @ %p\n", ioaddr, val, nval, port);
|
|
|
|
*port = nval;
|
|
}
|
|
|
|
void
|
|
jensen_outl(ioaddr, val)
|
|
int ioaddr;
|
|
u_int32_t val;
|
|
{
|
|
u_int32_t *port, nval;
|
|
int offset;
|
|
|
|
offset = ioaddr & 3;
|
|
nval = val /*<< (8 * offset)*/;
|
|
port = (int32_t *)phystok0seg(0x300000000L | 3 << 5 | ioaddr << 7);
|
|
|
|
printf("outb(0x%x, 0x%x) => 0x%x @ %p\n", ioaddr, val, nval, port);
|
|
|
|
*port = nval;
|
|
}
|