[efi] Include installed protocol list in unknown handle names
[ipxe.git] / src / core / pcmcia.c
1 #if 0
2
3 /*
4 * pcmcia.c
5 *
6 * PCMCIA support routines for etherboot - generic stuff
7 *
8 * This code has partly be taken from the linux kernel sources, .../drivers/pcmcia/
9 * Started & put together by
10 * Anselm Martin Hoffmeister
11 * Stockholm Projekt Computer-Service
12 * Sankt Augustin / Bonn, Germany
13 *
14 * Distributed under GPL2
15 */
16
17 /*
18 *
19 *
20 * ******************************
21 * PLEASE DO NOT YET WORK ON THIS
22 * ******************************
23 *
24 * I'm still fixing it up on every end, so we most probably would interfere
25 * at some point. If there's anything obvious or better, not-so-obvious,
26 * please contact me by e-mail: anselm (AT) hoffmeister (DOT) be *THANKS*
27 */
28
29 FILE_LICENCE ( GPL2_ONLY );
30
31 #include <stdio.h>
32 #include <pcmcia.h>
33 #include <i82365.h>
34 #define CODE_STATUS "alpha"
35 #define CODE_VERSION "0.1.3"
36 #include <pcmcia-opts.h>
37 #include <ipxe/init.h>
38
39 int sockets; /* AHTODO: Phase this out! */
40 u_int pccsocks;
41 struct pccsock_t pccsock[MAXPCCSOCKS];
42 int inited = -1;
43 struct pcc_config_t pccconfig[MAXPCCCONFIGS];
44
45 struct driver_interact_t driver[] = {
46 #ifdef SUPPORT_I82365
47 { I82365, i82365_interfacer, "Intel_82365" },
48 #endif
49 };
50
51 #define NUM_DRIVERS (sizeof(driver)/(sizeof(struct driver_interact_t)))
52
53 void sleepticks(int numticks ) {
54 u_int tmo;
55 for (tmo = currticks()+numticks; currticks() < tmo; ) {
56 }
57 return;
58 }
59
60 static void pcmcia_init_all(void) {
61 u_int i, j, k, l, m, n, ui, configs = 0;
62 u_int multicard[8];
63 u_char *uc, upc;
64 if ( PDEBUG > 0 ) printf("Initializing PCMCIA subsystem (code-status: " CODE_STATUS ", Version " CODE_VERSION ")\n");
65 if ( PDEBUG > 2 ) {
66 printf ( "Supporting %d driver(s): ", NUM_DRIVERS );
67 for ( i = 0; i < NUM_DRIVERS; ++i ) {
68 printf ( "[%s] ", driver[i].name );
69 }
70 printf ( "\n" );
71 }
72 pccsocks = 0;
73 sockets = 0;
74 // Init all drivers in the driver[] array:
75 for ( i = 0; i < NUM_DRIVERS; ++i ) {
76 driver[i].f(INIT,0,i,0,0); // init needs no params. It uses pccsocks and pccsock[].
77 // Only i tells it which driver_id itself is.
78 }
79 for ( i = 0; i < pccsocks; ++i ) {
80 printf ( "Socket %d: ", i );
81 if ( pccsock[i].status != HASCARD ) {
82 printf ( "is %s: skipping\n", pccsock[i].status == EMPTY? "empty":"[status unknown]" );
83 continue;
84 }
85 if ( 0 != driver[pccsock[i].drivernum].f(MAPATTRMEM,pccsock[i].internalid,MAP_ATTRMEM_TO, MAP_ATTRMEM_LEN,0 ) ) {
86 printf ("PCMCIA controller failed to map attribute memory.\n**** SEVERE ERROR CONDITION. Skipping controller.\n" );
87 if ( PDEBUG > 2 ) {
88 printf ( "<press key. THIS CONDITION SHOULD BE REPORTED!>\n" ); getchar();
89 }
90 continue;
91 }
92 // parse configuration information
93 uc = ioremap ( MAP_ATTRMEM_TO, MAP_ATTRMEM_LEN );
94 pccsock[i].stringoffset = pccsock[i].configoffset = pccsock[i].stringlength = 0;
95 pccsock[i].type = 0xff;
96 for ( l = 0; l < 8; ++l ) multicard[l] = 0;
97 sleepticks(2);
98 for ( l = ui = 0; ui < 0x800; ui += uc[(2*ui)+2] + 2 ) {
99 if ( uc[(2*ui)] == 0xff ) {
100 break;
101 }
102 // This loop is complete rubbish AFAICS.
103 // But without it, my test system won't come up.
104 // It's too bad to develop on broken hardware
105 // - Anselm
106 }
107 sleepticks(2);
108 configs = 0;
109 inited = -1;
110 for ( l = ui = 0; ui < 0x800; ui += uc[(2*ui)+2] + 2 ) {
111 if ( uc[(2*ui)] == 0xff ) break;
112 else if ( uc[2*ui] == 0x15 ) {
113 for ( k = 2 * ( ui + 2 ); ( uc[k] <= ' ' ) && ( k < ( 2 * ( uc[2*(ui+1)] + ui + 2 ) ) ) ; k += 2 ) { ; }
114 pccsock[i].stringoffset = k;
115 pccsock[i].stringlength = ( 2 * ( ui + 2 + uc[(2*ui)+2] ) - k ) / 2;
116 } else if ( uc[2*ui] == 0x21 ) {
117 pccsock[i].type = uc[(2*ui)+4];
118 } else if ( uc[2*ui] == 0x1a ) { // Configuration map
119 printf ( "\nConfig map 0x1a found [" );
120 for ( k = 0; k < uc[2*(ui+1)]; ++k ) {
121 printf ( "%02x ", uc[2*(ui+k+2)] );
122 }
123 printf ( "]\nHighest config available is %d\n", uc[2*(ui+3)] );
124 m = uc[2*(ui+2)];
125 pccsock[i].configoffset = 0;
126 for ( j = 0; j <= (m & 3); ++j ) {
127 pccsock[i].configoffset += uc[2*(ui+4+j)] << (8*j);
128 }
129 pccsock[i].rmask0 = 0;
130 for ( j = 0; j <= ( ( ( m & 0x3c ) >> 2 ) & 3 ); ++j ) {
131 pccsock[i].rmask0 += uc[2*(ui+5+(m&3)+j)] << (8*j);
132 }
133 j = pccsock[i].rmask0;
134 printf ( "Config offset is %x, card has regs: < %s%s%s%s%s>\n", pccsock[i].configoffset,
135 j & 1 ? "COR ":"", j & 2 ? "CCSR ":"", j & 4 ? "PRR ":"", j & 8 ? "SCR ":"", j & 16? "ESR ":"" );
136 printf ( "COR + CCSR contents (si/du) %x %x/%x %x\n", uc[pccsock[i].configoffset+0],
137 uc[pccsock[i].configoffset+2],uc[pccsock[i].configoffset*2],uc[(pccsock[i].configoffset*2)+2] );
138 printf ( " " );
139 } else if ( uc[2*ui] == 0x1b ) { // Configuration data entry
140 //printf ( "Config data 0x1b found [\n" );getchar();
141 for ( k = 0; k < uc[2*(ui+1)]; ++k ) {
142 // printf ( "%02x ", uc[2*(ui+k+2)] );
143 }
144 // Parse this tuple into pccconfig[configs]
145 // printf ( "]\n" );
146 if ( configs == MAXPCCCONFIGS ) continue;
147 k = 2*ui+4;
148 pccconfig[configs].index = uc[k] & 0x3f;
149 if ( uc[k] & 0x80 ) {
150 // printf ( "Special config, unsupp. for now\n" );
151 continue;
152 }
153 k+=2;
154 // printf ( "Features: %2x\n", uc[k] );
155 if ( uc[k] & 0x7 ) {
156 // printf ( "Cannot work with Vcc/Timing configs right now\n" );
157 continue;
158 }
159 pccconfig[configs].iowin = pccconfig[configs].iolen = 0;
160 if ( 0 != ( uc[k] & 0x8 ) ) {
161 k+=2;
162 // printf ( "Reading IO config: " );
163 if ( 0 == ( uc[k] & 0x80 ) ) {
164 // printf ( "Cannot work with auto/io config\n" );
165 continue;
166 }
167 k+=2;
168 if ( 0 != ( uc[k] & 0x0f ) ) {
169 // printf ( "Don't support more than 1 iowin right now\n" );
170 continue;
171 }
172 j = (uc[k] & 0x30) >> 4;
173 m = (uc[k] & 0xc0) >> 6;
174 if ( 3 == j ) ++j;
175 if ( 3 == m ) ++m;
176 k += 2;
177 pccconfig[configs].iowin = 0;
178 pccconfig[configs].iolen = 1;
179 for ( n = 0; n < j; ++n, k+=2 ) {
180 pccconfig[configs].iowin += uc[k] << (n*8);
181 }
182 for ( n = 0; n < m; ++n, k+=2 ) {
183 pccconfig[configs].iolen += uc[k] << (n*8);
184 }
185 // printf ( "io %x len %d (%d)\n", pccconfig[configs].iowin, pccconfig[configs].iolen,configs );
186 }
187 for ( j = 0; j < (uc[k] & 3); ++j ) {
188 // pccconfig[configs].iowin += (uc[k+(2*j)+2]) << (8*j);
189 }
190 ++configs;
191 }
192 }
193 if ( pccsock[i].stringoffset > 0 ) { // If no identifier, it's not a valid CIS (as of documentation...)
194 printf ( "[" );
195 for ( k = 0; ( k < pccsock[i].stringlength ) && ( k < 64 ); ++k ) {
196 j = uc[pccsock[i].stringoffset + 2 * k];
197 printf ( "%c", (j>=' '? j:' ' ) );
198 }
199 printf ("]\n is type %d (", pccsock[i].type );
200 switch ( pccsock[i].type ) {
201 case 0x00:
202 printf ( "MULTI" ); break;
203 case 0x01:
204 printf ( "Memory" ); break;
205 case 0x02:
206 printf ( "Serial" ); break;
207 case 0x03:
208 printf ( "Parallel" ); break;
209 case 0x04:
210 printf ( "Fixed" ); break;
211 case 0x05:
212 printf ( "Video" ); break;
213 case 0x06:
214 printf ( "Network" ); break;
215 case 0x07:
216 printf ( "AIMS" ); break;
217 case 0x08:
218 printf ( "SCSI" ); break;
219 case 0x106: // Special / homebrew to say "Multi/network"
220 printf ( "MULTI, with Network" ); break; // AHTODO find a card for this
221 default:
222 printf ( "UNSUPPORTED/UNKNOWN" );
223 }
224 printf ( ") with %d possible configuration(s)\n", configs );
225 // Now set dependency: If it's Network or multi->network, accept
226 if ( (inited <= 0 ) && (6 == (0xff & pccsock[i].type) ) && (0 < configs ) ) {
227 printf ( "activating this device with ioport %x-%x (config #%d)\n",
228 pccconfig[0].iowin, pccconfig[0].iowin+pccconfig[0].iolen-1, pccconfig[0].index );
229 inited = i;
230 // And unmap attrmem ourselves!
231 printf ( "Activating config..." );
232 if ( m=driver[pccsock[i].drivernum].f(SELECTCONFIG,pccsock[i].internalid,pccconfig[0].index,0,&pccconfig[0]) ) {
233 printf ("Failure(%d)!",m); inited = -1;
234 driver[pccsock[i].drivernum].f(UNMAPATTRMEM,pccsock[i].internalid,0,0,0);
235 }
236 printf ( "done!\n" );
237 continue;
238 }
239 } else {
240 printf ( "unsupported - no identifier string found in CIS\n" );
241 }
242 // unmap the PCMCIA device
243 if ( i != inited ) {
244 if ( 0 != driver[pccsock[i].drivernum].f(UNMAPATTRMEM,pccsock[i].internalid,0,0,0) ) {
245 printf ("PCMCIA controller failed to unmap attribute memory.\n**** SEVERE ERROR CONDITION ****\n" );
246 if ( PDEBUG > 2 ) {
247 printf ( "<press key. THIS CONDITION SHOULD BE REPORTED!>\n" ); getchar();
248 }
249 continue;
250 }
251 }
252 }
253 if ( PDEBUG > 2 ) {
254 printf ( "<press key to exit the pcmcia_init_all routine>\n" );
255 getchar();
256 }
257
258 }
259
260 static void pcmcia_shutdown_all(void) {
261 int i;
262 //if ( PDEBUG > 2 ) {printf("<press key to continue>\n" ); getchar(); }
263 for ( i = 0; i < pccsocks; ++i ) {
264 driver[pccsock[i].drivernum].f(SHUTDOWN,pccsock[i].internalid,0,0,0);
265 }
266 printf("Shutdown of PCMCIA subsystem completed");
267 }
268
269 #endif