#if 0
/*
* pcmcia.c
*
* PCMCIA support routines for etherboot - generic stuff
*
* This code has partly be taken from the linux kernel sources, .../drivers/pcmcia/
* Started & put together by
* Anselm Martin Hoffmeister
* Stockholm Projekt Computer-Service
* Sankt Augustin / Bonn, Germany
*
* Distributed under GPL2
*/
/*
*
*
* ******************************
* PLEASE DO NOT YET WORK ON THIS
* ******************************
*
* I'm still fixing it up on every end, so we most probably would interfere
* at some point. If there's anything obvious or better, not-so-obvious,
* please contact me by e-mail: anselm (AT) hoffmeister (DOT) be *THANKS*
*/
FILE_LICENCE ( GPL2_ONLY );
#include <stdio.h>
#include <pcmcia.h>
#include <i82365.h>
#define CODE_STATUS "alpha"
#define CODE_VERSION "0.1.3"
#include <pcmcia-opts.h>
#include <ipxe/init.h>
int sockets; /* AHTODO: Phase this out! */
u_int pccsocks;
struct pccsock_t pccsock[MAXPCCSOCKS];
int inited = -1;
struct pcc_config_t pccconfig[MAXPCCCONFIGS];
struct driver_interact_t driver[] = {
#ifdef SUPPORT_I82365
{ I82365, i82365_interfacer, "Intel_82365" },
#endif
};
#define NUM_DRIVERS (sizeof(driver)/(sizeof(struct driver_interact_t)))
void sleepticks(int numticks ) {
u_int tmo;
for (tmo = currticks()+numticks; currticks() < tmo; ) {
}
return;
}
static void pcmcia_init_all(void) {
u_int i, j, k, l, m, n, ui, configs = 0;
u_int multicard[8];
u_char *uc, upc;
if ( PDEBUG > 0 ) printf("Initializing PCMCIA subsystem (code-status: " CODE_STATUS ", Version " CODE_VERSION ")\n");
if ( PDEBUG > 2 ) {
printf ( "Supporting %d driver(s): ", NUM_DRIVERS );
for ( i = 0; i < NUM_DRIVERS; ++i ) {
printf ( "[%s] ", driver[i].name );
}
printf ( "\n" );
}
pccsocks = 0;
sockets = 0;
// Init all drivers in the driver[] array:
for ( i = 0; i < NUM_DRIVERS; ++i ) {
driver[i].f(INIT,0,i,0,0); // init needs no params. It uses pccsocks and pccsock[].
// Only i tells it which driver_id itself is.
}
for ( i = 0; i < pccsocks; ++i ) {
printf ( "Socket %d: ", i );
if ( pccsock[i].status != HASCARD ) {
printf ( "is %s: skipping\n", pccsock[i].status == EMPTY? "empty":"[status unknown]" );
continue;
}
if ( 0 != driver[pccsock[i].drivernum].f(MAPATTRMEM,pccsock[i].internalid,MAP_ATTRMEM_TO, MAP_ATTRMEM_LEN,0 ) ) {
printf ("PCMCIA controller failed to map attribute memory.\n**** SEVERE ERROR CONDITION. Skipping controller.\n" );
if ( PDEBUG > 2 ) {
printf ( "<press key. THIS CONDITION SHOULD BE REPORTED!>\n" ); getchar();
}
continue;
}
// parse configuration information
uc = ioremap ( MAP_ATTRMEM_TO, MAP_ATTRMEM_LEN );
pccsock[i].stringoffset = pccsock[i].configoffset = pccsock[i].stringlength = 0;
pccsock[i].type = 0xff;
for ( l = 0; l < 8; ++l ) multicard[l] = 0;
sleepticks(2);
for ( l = ui = 0; ui < 0x800; ui += uc[(2*ui)+2] + 2 ) {
if ( uc[(2*ui)] == 0xff ) {
break;
}
// This loop is complete rubbish AFAICS.
// But without it, my test system won't come up.
// It's too bad to develop on broken hardware
// - Anselm
}
sleepticks(2);
configs = 0;
inited = -1;
for ( l = ui = 0; ui < 0x800; ui += uc[(2*ui)+2] + 2 ) {
if ( uc[(2*ui)] == 0xff ) break;
else if ( uc[2*ui] == 0x15 ) {
for ( k = 2 * ( ui + 2 ); ( uc[k] <= ' ' ) && ( k < ( 2 * ( uc[2*(ui+1)] + ui + 2 ) ) ) ; k += 2 ) { ; }
pccsock[i].stringoffset = k;
pccsock[i].stringlength = ( 2 * ( ui + 2 + uc[(2*ui)+2] ) - k ) / 2;
} else if ( uc[2*ui] == 0x21 ) {
pccsock[i].type = uc[(2*ui)+4];
} else if ( uc[2*ui] == 0x1a ) { // Configuration map
printf ( "\nConfig map 0x1a found [" );
for ( k = 0; k < uc[2*(ui+1)]; ++k ) {
printf ( "%02x ", uc[2*(ui+k+2)] );
}
printf ( "]\nHighest config available is %d\n", uc[2*(ui+3)] );
m = uc[2*(ui+2)];
pccsock[i].configoffset = 0;
for ( j = 0; j <= (m & 3); ++j ) {
pccsock[i].configoffset += uc[2*(ui+4+j)] << (8*j);
}
pccsock[i].rmask0 = 0;
for ( j = 0; j <= ( ( ( m & 0x3c ) >> 2 ) & 3 ); ++j ) {
pccsock[i].rmask0 += uc[2*(ui+5+(m&3)+j)] << (8*j);
}
j = pccsock[i].rmask0;
printf ( "Config offset is %x, card has regs: < %s%s%s%s%s>\n", pccsock[i].configoffset,
j & 1 ? "COR ":"", j & 2 ? "CCSR ":"", j & 4 ? "PRR ":"", j & 8 ? "SCR ":"", j & 16? "ESR ":"" );
printf ( "COR + CCSR contents (si/du) %x %x/%x %x\n", uc[pccsock[i].configoffset+0],
uc[pccsock[i].configoffset+2],uc[pccsock[i].configoffset*2],uc[(pccsock[i].configoffset*2)+2] );
printf ( " " );
} else if ( uc[2*ui] == 0x1b ) { // Configuration data entry
//printf ( "Config data 0x1b found [\n" );getchar();
for ( k = 0; k < uc[2*(ui+1)]; ++k ) {
// printf ( "%02x ", uc[2*(ui+k+2)] );
}
// Parse this tuple into pccconfig[configs]
// printf ( "]\n" );
if ( configs == MAXPCCCONFIGS ) continue;
k = 2*ui+4;
pccconfig[configs].index = uc[k] & 0x3f;
if ( uc[k] & 0x80 ) {
// printf ( "Special config, unsupp. for now\n" );
continue;
}
k+=2;
// printf ( "Features: %2x\n", uc[k] );
if ( uc[k] & 0x7 ) {
// printf ( "Cannot work with Vcc/Timing configs right now\n" );
continue;
}
pccconfig[configs].iowin = pccconfig[configs].iolen = 0;
if ( 0 != ( uc[k] & 0x8 ) ) {
k+=2;
// printf ( "Reading IO config: " );
if ( 0 == ( uc[k] & 0x80 ) ) {
// printf ( "Cannot work with auto/io config\n" );
continue;
}
k+=2;
if ( 0 != ( uc[k] & 0x0f ) ) {
// printf ( "Don't support more than 1 iowin right now\n" );
continue;
}
j = (uc[k] & 0x30) >> 4;
m = (uc[k] & 0xc0) >> 6;
if ( 3 == j ) ++j;
if ( 3 == m ) ++m;
k += 2;
pccconfig[configs].iowin = 0;
pccconfig[configs].iolen = 1;
for ( n = 0; n < j; ++n, k+=2 ) {
pccconfig[configs].iowin += uc[k] << (n*8);
}
for ( n = 0; n < m; ++n, k+=2 ) {
pccconfig[configs].iolen += uc[k] << (n*8);
}
// printf ( "io %x len %d (%d)\n", pccconfig[configs].iowin, pccconfig[configs].iolen,configs );
}
for ( j = 0; j < (uc[k] & 3); ++j ) {
// pccconfig[configs].iowin += (uc[k+(2*j)+2]) << (8*j);
}
++configs;
}
}
if ( pccsock[i].stringoffset > 0 ) { // If no identifier, it's not a valid CIS (as of documentation...)
printf ( "[" );
for ( k = 0; ( k < pccsock[i].stringlength ) && ( k < 64 ); ++k ) {
j = uc[pccsock[i].stringoffset + 2 * k];
printf ( "%c", (j>=' '? j:' ' ) );
}
printf ("]\n is type %d (", pccsock[i].type );
switch ( pccsock[i].type ) {
case 0x00:
printf ( "MULTI" ); break;
case 0x01:
printf ( "Memory" ); break;
case 0x02:
printf ( "Serial" ); break;
case 0x03:
printf ( "Parallel" ); break;
case 0x04:
printf ( "Fixed" ); break;
case 0x05:
printf ( "Video" ); break;
case 0x06:
printf ( "Network" ); break;
case 0x07:
printf ( "AIMS" ); break;
case 0x08:
printf ( "SCSI" ); break;
case 0x106: // Special / homebrew to say "Multi/network"
printf ( "MULTI, with Network" ); break; // AHTODO find a card for this
default:
printf ( "UNSUPPORTED/UNKNOWN" );
}
printf ( ") with %d possible configuration(s)\n", configs );
// Now set dependency: If it's Network or multi->network, accept
if ( (inited <= 0 ) && (6 == (0xff & pccsock[i].type) ) && (0 < configs ) ) {
printf ( "activating this device with ioport %x-%x (config #%d)\n",
pccconfig[0].iowin, pccconfig[0].iowin+pccconfig[0].iolen-1, pccconfig[0].index );
inited = i;
// And unmap attrmem ourselves!
printf ( "Activating config..." );
if ( m=driver[pccsock[i].drivernum].f(SELECTCONFIG,pccsock[i].internalid,pccconfig[0].index,0,&pccconfig[0]) ) {
printf ("Failure(%d)!",m); inited = -1;
driver[pccsock[i].drivernum].f(UNMAPATTRMEM,pccsock[i].internalid,0,0,0);
}
printf ( "done!\n" );
continue;
}
} else {
printf ( "unsupported - no identifier string found in CIS\n" );
}
// unmap the PCMCIA device
if ( i != inited ) {
if ( 0 != driver[pccsock[i].drivernum].f(UNMAPATTRMEM,pccsock[i].internalid,0,0,0) ) {
printf ("PCMCIA controller failed to unmap attribute memory.\n**** SEVERE ERROR CONDITION ****\n" );
if ( PDEBUG > 2 ) {
printf ( "<press key. THIS CONDITION SHOULD BE REPORTED!>\n" ); getchar();
}
continue;
}
}
}
if ( PDEBUG > 2 ) {
printf ( "<press key to exit the pcmcia_init_all routine>\n" );
getchar();
}
}
static void pcmcia_shutdown_all(void) {
int i;
//if ( PDEBUG > 2 ) {printf("<press key to continue>\n" ); getchar(); }
for ( i = 0; i < pccsocks; ++i ) {
driver[pccsock[i].drivernum].f(SHUTDOWN,pccsock[i].internalid,0,0,0);
}
printf("Shutdown of PCMCIA subsystem completed");
}
#endif
