static int check_ide_device(int slot, int ide_base_bus)
{
volatile uchar *ident = NULL;
volatile uchar *feature_p[MAX_FEATURES];
volatile uchar *p, *start;
int n_features = 0;
uchar func_id = ~0;
uchar code, len;
ushort config_base = 0;
int found = 0;
int i;
u32 socket_status;
debug ("PCMCIA MEM: %08X\n", pcmcia_cis_ptr);
socket_status = readl(socket_base+8);
if ((socket_status & 6) != 0 || (socket_status & 0x20) != 0) {
printf("no card or CardBus card\n");
return 1;
}
start = p = (volatile uchar *) pcmcia_cis_ptr;
while ((p - start) < MAX_TUPEL_SZ) {
code = *p; p += 2;
if (code == 0xFF) { /* End of chain */
break;
}
len = *p; p += 2;
#if defined(DEBUG) && (DEBUG > 1)
{
volatile uchar *q = p;
printf ("\nTuple code %02x length %d\n\tData:",
code, len);
for (i = 0; i < len; ++i) {
printf (" %02x", *q);
q+= 2;
}
}
#endif /* DEBUG */
switch (code) {
case CISTPL_VERS_1:
ident = p + 4;
break;
case CISTPL_FUNCID:
/* Fix for broken SanDisk which may have 0x80 bit set */
func_id = *p & 0x7F;
break;
case CISTPL_FUNCE:
if (n_features < MAX_FEATURES)
feature_p[n_features++] = p;
break;
case CISTPL_CONFIG:
config_base = (*(p+6) << 8) + (*(p+4));
debug ("\n## Config_base = %04x ###\n", config_base);
default:
break;
}
p += 2 * len;
}
found = identify(ident);
if (func_id != ((uchar)~0)) {
print_funcid (func_id);
if (func_id == CISTPL_FUNCID_FIXED)
found = 1;
else
return 1; /* no disk drive */
}
for (i=0; i<n_features; ++i) {
print_fixed(feature_p[i]);
}
if (!found) {
printf("unknown card type\n");
return 1;
}
/* select config index 1 */
writeb(1, pcmcia_cis_ptr + config_base);
#if 0
printf("Confiuration Option Register: %02x\n", readb(pcmcia_cis_ptr + config_base));
printf("Card Confiuration and Status Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 2));
printf("Pin Replacement Register Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 4));
printf("Socket and Copy Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 6));
#endif
ide_devices_found |= (1 << (slot+ide_base_bus));
return 0;
}
int check_ide_device (int slot)
{
volatile uchar *ident = NULL;
volatile uchar *feature_p[MAX_FEATURES];
volatile uchar *p, *start, *addr;
int n_features = 0;
uchar func_id = ~0;
uchar code, len;
ushort config_base = 0;
int found = 0;
int i;
addr = (volatile uchar *)(CONFIG_SYS_PCMCIA_MEM_ADDR +
CONFIG_SYS_PCMCIA_MEM_SIZE * (slot * 4));
debug ("PCMCIA MEM: %08lX\n", (ulong)addr);
start = p = (volatile uchar *) addr;
while ((p - start) < MAX_TUPEL_SZ) {
code = *p; p += 2;
if (code == 0xFF) { /* End of chain */
break;
}
len = *p; p += 2;
#if defined(DEBUG) && (DEBUG > 1)
{ volatile uchar *q = p;
printf ("\nTuple code %02x length %d\n\tData:",
code, len);
for (i = 0; i < len; ++i) {
printf (" %02x", *q);
q+= 2;
}
}
#endif /* DEBUG */
switch (code) {
case CISTPL_VERS_1:
ident = p + 4;
break;
case CISTPL_FUNCID:
/* Fix for broken SanDisk which may have 0x80 bit set */
func_id = *p & 0x7F;
break;
case CISTPL_FUNCE:
if (n_features < MAX_FEATURES)
feature_p[n_features++] = p;
break;
case CISTPL_CONFIG:
config_base = (*(p+6) << 8) + (*(p+4));
debug ("\n## Config_base = %04x ###\n", config_base);
default:
break;
}
p += 2 * len;
}
found = identify (ident);
if (func_id != ((uchar)~0)) {
print_funcid (func_id);
if (func_id == CISTPL_FUNCID_FIXED)
found = 1;
else
return (1); /* no disk drive */
}
for (i=0; i<n_features; ++i) {
print_fixed (feature_p[i]);
}
if (!found) {
printf ("unknown card type\n");
return (1);
}
ide_devices_found |= (1 << slot);
/* set I/O area in config reg -> only valid for ARGOSY D5!!! */
*((uchar *)(addr + config_base)) = 1;
#if 0
printf("\n## Config_base = %04x ###\n", config_base);
printf("Configuration Option Register: %02x @ %x\n", readb(addr + config_base), addr + config_base);
printf("Card Configuration and Status Register: %02x\n", readb(addr + config_base + 2));
printf("Pin Replacement Register Register: %02x\n", readb(addr + config_base + 4));
printf("Socket and Copy Register: %02x\n", readb(addr + config_base + 6));
#endif
return (0);
}
static int check_ide_device (void)
{
volatile uchar *ident = NULL;
volatile uchar *feature_p[MAX_FEATURES];
volatile uchar *p, *start;
int n_features = 0;
uchar func_id = ~0;
uchar code, len;
ushort config_base = 0;
int found = 0;
int i;
PCMCIA_DEBUG ("PCMCIA MEM: %08X\n", CFG_PCMCIA_MEM_ADDR);
start = p = (volatile uchar *) CFG_PCMCIA_MEM_ADDR;
while ((p - start) < MAX_TUPEL_SZ) {
code = *p; p += 2;
if (code == 0xFF) { /* End of chain */
break;
}
len = *p; p += 2;
#ifdef DEBUG
{ volatile uchar *q = p;
printf ("\nTuple code %02x length %d\n\tData:",
code, len);
for (i = 0; i < len; ++i) {
printf (" %02x", *q);
q+= 2;
}
}
#endif /* DEBUG */
switch (code) {
case CISTPL_VERS_1:
ident = p + 4;
break;
case CISTPL_FUNCID:
func_id = *p;
break;
case CISTPL_FUNCE:
if (n_features < MAX_FEATURES)
feature_p[n_features++] = p;
break;
case CISTPL_CONFIG:
config_base = (*(p+6) << 8) + (*(p+4));
PCMCIA_DEBUG ("\n## Config_base = %04x ###\n", config_base);
default:
break;
}
p += 2 * len;
}
found = identify (ident);
if (func_id != ((uchar)~0)) {
print_funcid (func_id);
if (func_id == CISTPL_FUNCID_FIXED)
found = 1;
else
return (1); /* no disk drive */
}
for (i=0; i<n_features; ++i) {
print_fixed (feature_p[i]);
}
if (!found) {
printf ("unknown card type\n");
return (1);
}
/* set I/O area in config reg -> only valid for ARGOSY D5!!! */
//*((uchar *)(CFG_PCMCIA_MEM_ADDR + config_base)) = 1;
return (0);
}