Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 1 | /* |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 2 | * Powermac setup and early boot code plus other random bits. |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 3 | * |
| 4 | * PowerPC version |
| 5 | * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) |
| 6 | * |
| 7 | * Adapted for Power Macintosh by Paul Mackerras |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 8 | * Copyright (C) 1996 Paul Mackerras (paulus@samba.org) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 9 | * |
| 10 | * Derived from "arch/alpha/kernel/setup.c" |
| 11 | * Copyright (C) 1995 Linus Torvalds |
| 12 | * |
| 13 | * Maintained by Benjamin Herrenschmidt (benh@kernel.crashing.org) |
| 14 | * |
| 15 | * This program is free software; you can redistribute it and/or |
| 16 | * modify it under the terms of the GNU General Public License |
| 17 | * as published by the Free Software Foundation; either version |
| 18 | * 2 of the License, or (at your option) any later version. |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | /* |
| 23 | * bootup setup stuff.. |
| 24 | */ |
| 25 | |
| 26 | #include <linux/config.h> |
| 27 | #include <linux/init.h> |
| 28 | #include <linux/errno.h> |
| 29 | #include <linux/sched.h> |
| 30 | #include <linux/kernel.h> |
| 31 | #include <linux/mm.h> |
| 32 | #include <linux/stddef.h> |
| 33 | #include <linux/unistd.h> |
| 34 | #include <linux/ptrace.h> |
| 35 | #include <linux/slab.h> |
| 36 | #include <linux/user.h> |
| 37 | #include <linux/a.out.h> |
| 38 | #include <linux/tty.h> |
| 39 | #include <linux/string.h> |
| 40 | #include <linux/delay.h> |
| 41 | #include <linux/ioport.h> |
| 42 | #include <linux/major.h> |
| 43 | #include <linux/initrd.h> |
| 44 | #include <linux/vt_kern.h> |
| 45 | #include <linux/console.h> |
| 46 | #include <linux/ide.h> |
| 47 | #include <linux/pci.h> |
| 48 | #include <linux/adb.h> |
| 49 | #include <linux/cuda.h> |
| 50 | #include <linux/pmu.h> |
| 51 | #include <linux/irq.h> |
| 52 | #include <linux/seq_file.h> |
| 53 | #include <linux/root_dev.h> |
| 54 | #include <linux/bitops.h> |
| 55 | #include <linux/suspend.h> |
| 56 | |
| 57 | #include <asm/reg.h> |
| 58 | #include <asm/sections.h> |
| 59 | #include <asm/prom.h> |
| 60 | #include <asm/system.h> |
| 61 | #include <asm/pgtable.h> |
| 62 | #include <asm/io.h> |
Michael Ellerman | 3d1229d | 2005-11-14 23:35:00 +1100 | [diff] [blame] | 63 | #include <asm/kexec.h> |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 64 | #include <asm/pci-bridge.h> |
| 65 | #include <asm/ohare.h> |
| 66 | #include <asm/mediabay.h> |
| 67 | #include <asm/machdep.h> |
| 68 | #include <asm/dma.h> |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 69 | #include <asm/cputable.h> |
| 70 | #include <asm/btext.h> |
| 71 | #include <asm/pmac_feature.h> |
| 72 | #include <asm/time.h> |
| 73 | #include <asm/of_device.h> |
| 74 | #include <asm/mmu_context.h> |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 75 | #include <asm/iommu.h> |
| 76 | #include <asm/smu.h> |
| 77 | #include <asm/pmc.h> |
Paul Mackerras | fbf1769 | 2005-11-02 16:07:22 +1100 | [diff] [blame] | 78 | #include <asm/lmb.h> |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 79 | #include <asm/udbg.h> |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 80 | |
Paul Mackerras | 3c3f42d | 2005-10-10 22:58:41 +1000 | [diff] [blame] | 81 | #include "pmac.h" |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 82 | |
| 83 | #undef SHOW_GATWICK_IRQS |
| 84 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 85 | int ppc_override_l2cr = 0; |
| 86 | int ppc_override_l2cr_value; |
| 87 | int has_l2cache = 0; |
| 88 | |
Olaf Hering | d2515c8 | 2006-01-22 22:19:02 +0100 | [diff] [blame] | 89 | int pmac_newworld; |
Paul Mackerras | 9b6b563 | 2005-10-06 12:06:20 +1000 | [diff] [blame] | 90 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 91 | static int current_root_goodness = -1; |
| 92 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 93 | extern struct machdep_calls pmac_md; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 94 | |
| 95 | #define DEFAULT_ROOT_DEVICE Root_SDA1 /* sda1 - slightly silly choice */ |
| 96 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 97 | #ifdef CONFIG_PPC64 |
| 98 | #include <asm/udbg.h> |
| 99 | int sccdbg; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 100 | #endif |
| 101 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 102 | extern void zs_kgdb_hook(int tty_num); |
| 103 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 104 | sys_ctrler_t sys_ctrler = SYS_CTRLER_UNKNOWN; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 105 | EXPORT_SYMBOL(sys_ctrler); |
| 106 | |
| 107 | #ifdef CONFIG_PMAC_SMU |
| 108 | unsigned long smu_cmdbuf_abs; |
| 109 | EXPORT_SYMBOL(smu_cmdbuf_abs); |
| 110 | #endif |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 111 | |
| 112 | #ifdef CONFIG_SMP |
| 113 | extern struct smp_ops_t psurge_smp_ops; |
| 114 | extern struct smp_ops_t core99_smp_ops; |
| 115 | #endif /* CONFIG_SMP */ |
| 116 | |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 117 | static void pmac_show_cpuinfo(struct seq_file *m) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 118 | { |
| 119 | struct device_node *np; |
| 120 | char *pp; |
| 121 | int plen; |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 122 | int mbmodel; |
| 123 | unsigned int mbflags; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 124 | char* mbname; |
| 125 | |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 126 | mbmodel = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, |
| 127 | PMAC_MB_INFO_MODEL, 0); |
| 128 | mbflags = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, |
| 129 | PMAC_MB_INFO_FLAGS, 0); |
| 130 | if (pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, PMAC_MB_INFO_NAME, |
| 131 | (long) &mbname) != 0) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 132 | mbname = "Unknown"; |
| 133 | |
| 134 | /* find motherboard type */ |
| 135 | seq_printf(m, "machine\t\t: "); |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 136 | np = of_find_node_by_path("/"); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 137 | if (np != NULL) { |
| 138 | pp = (char *) get_property(np, "model", NULL); |
| 139 | if (pp != NULL) |
| 140 | seq_printf(m, "%s\n", pp); |
| 141 | else |
| 142 | seq_printf(m, "PowerMac\n"); |
| 143 | pp = (char *) get_property(np, "compatible", &plen); |
| 144 | if (pp != NULL) { |
| 145 | seq_printf(m, "motherboard\t:"); |
| 146 | while (plen > 0) { |
| 147 | int l = strlen(pp) + 1; |
| 148 | seq_printf(m, " %s", pp); |
| 149 | plen -= l; |
| 150 | pp += l; |
| 151 | } |
| 152 | seq_printf(m, "\n"); |
| 153 | } |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 154 | of_node_put(np); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 155 | } else |
| 156 | seq_printf(m, "PowerMac\n"); |
| 157 | |
| 158 | /* print parsed model */ |
| 159 | seq_printf(m, "detected as\t: %d (%s)\n", mbmodel, mbname); |
| 160 | seq_printf(m, "pmac flags\t: %08x\n", mbflags); |
| 161 | |
| 162 | /* find l2 cache info */ |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 163 | np = of_find_node_by_name(NULL, "l2-cache"); |
| 164 | if (np == NULL) |
| 165 | np = of_find_node_by_type(NULL, "cache"); |
| 166 | if (np != NULL) { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 167 | unsigned int *ic = (unsigned int *) |
| 168 | get_property(np, "i-cache-size", NULL); |
| 169 | unsigned int *dc = (unsigned int *) |
| 170 | get_property(np, "d-cache-size", NULL); |
| 171 | seq_printf(m, "L2 cache\t:"); |
| 172 | has_l2cache = 1; |
| 173 | if (get_property(np, "cache-unified", NULL) != 0 && dc) { |
| 174 | seq_printf(m, " %dK unified", *dc / 1024); |
| 175 | } else { |
| 176 | if (ic) |
| 177 | seq_printf(m, " %dK instruction", *ic / 1024); |
| 178 | if (dc) |
| 179 | seq_printf(m, "%s %dK data", |
| 180 | (ic? " +": ""), *dc / 1024); |
| 181 | } |
| 182 | pp = get_property(np, "ram-type", NULL); |
| 183 | if (pp) |
| 184 | seq_printf(m, " %s", pp); |
| 185 | seq_printf(m, "\n"); |
Paul Mackerras | 0dd194d | 2005-10-20 20:48:19 +1000 | [diff] [blame] | 186 | of_node_put(np); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 187 | } |
| 188 | |
| 189 | /* Indicate newworld/oldworld */ |
| 190 | seq_printf(m, "pmac-generation\t: %s\n", |
| 191 | pmac_newworld ? "NewWorld" : "OldWorld"); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 192 | } |
| 193 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 194 | #ifndef CONFIG_ADB_CUDA |
| 195 | int find_via_cuda(void) |
| 196 | { |
| 197 | if (!find_devices("via-cuda")) |
| 198 | return 0; |
| 199 | printk("WARNING ! Your machine is CUDA-based but your kernel\n"); |
| 200 | printk(" wasn't compiled with CONFIG_ADB_CUDA option !\n"); |
| 201 | return 0; |
| 202 | } |
| 203 | #endif |
| 204 | |
| 205 | #ifndef CONFIG_ADB_PMU |
| 206 | int find_via_pmu(void) |
| 207 | { |
| 208 | if (!find_devices("via-pmu")) |
| 209 | return 0; |
| 210 | printk("WARNING ! Your machine is PMU-based but your kernel\n"); |
| 211 | printk(" wasn't compiled with CONFIG_ADB_PMU option !\n"); |
Paul Mackerras | a575b80 | 2005-10-23 17:23:21 +1000 | [diff] [blame] | 212 | return 0; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 213 | } |
| 214 | #endif |
| 215 | |
| 216 | #ifndef CONFIG_PMAC_SMU |
| 217 | int smu_init(void) |
| 218 | { |
| 219 | /* should check and warn if SMU is present */ |
| 220 | return 0; |
| 221 | } |
| 222 | #endif |
| 223 | |
| 224 | #ifdef CONFIG_PPC32 |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 225 | static volatile u32 *sysctrl_regs; |
| 226 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 227 | static void __init ohare_init(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 228 | { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 229 | /* this area has the CPU identification register |
| 230 | and some registers used by smp boards */ |
| 231 | sysctrl_regs = (volatile u32 *) ioremap(0xf8000000, 0x1000); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 232 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 233 | /* |
| 234 | * Turn on the L2 cache. |
| 235 | * We assume that we have a PSX memory controller iff |
| 236 | * we have an ohare I/O controller. |
| 237 | */ |
| 238 | if (find_devices("ohare") != NULL) { |
| 239 | if (((sysctrl_regs[2] >> 24) & 0xf) >= 3) { |
| 240 | if (sysctrl_regs[4] & 0x10) |
| 241 | sysctrl_regs[4] |= 0x04000020; |
| 242 | else |
| 243 | sysctrl_regs[4] |= 0x04000000; |
| 244 | if(has_l2cache) |
| 245 | printk(KERN_INFO "Level 2 cache enabled\n"); |
| 246 | } |
| 247 | } |
| 248 | } |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 249 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 250 | static void __init l2cr_init(void) |
| 251 | { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 252 | /* Checks "l2cr-value" property in the registry */ |
| 253 | if (cpu_has_feature(CPU_FTR_L2CR)) { |
| 254 | struct device_node *np = find_devices("cpus"); |
| 255 | if (np == 0) |
| 256 | np = find_type_devices("cpu"); |
| 257 | if (np != 0) { |
| 258 | unsigned int *l2cr = (unsigned int *) |
| 259 | get_property(np, "l2cr-value", NULL); |
| 260 | if (l2cr != 0) { |
| 261 | ppc_override_l2cr = 1; |
| 262 | ppc_override_l2cr_value = *l2cr; |
| 263 | _set_L2CR(0); |
| 264 | _set_L2CR(ppc_override_l2cr_value); |
| 265 | } |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | if (ppc_override_l2cr) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 270 | printk(KERN_INFO "L2CR overridden (0x%x), " |
| 271 | "backside cache is %s\n", |
| 272 | ppc_override_l2cr_value, |
| 273 | (ppc_override_l2cr_value & 0x80000000) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 274 | ? "enabled" : "disabled"); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 275 | } |
| 276 | #endif |
| 277 | |
Arnd Bergmann | ff38e7c | 2006-01-11 00:00:03 +0000 | [diff] [blame] | 278 | static void __init pmac_setup_arch(void) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 279 | { |
Paul Mackerras | a575b80 | 2005-10-23 17:23:21 +1000 | [diff] [blame] | 280 | struct device_node *cpu, *ic; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 281 | int *fp; |
| 282 | unsigned long pvr; |
| 283 | |
| 284 | pvr = PVR_VER(mfspr(SPRN_PVR)); |
| 285 | |
| 286 | /* Set loops_per_jiffy to a half-way reasonable value, |
| 287 | for use until calibrate_delay gets called. */ |
| 288 | loops_per_jiffy = 50000000 / HZ; |
| 289 | cpu = of_find_node_by_type(NULL, "cpu"); |
| 290 | if (cpu != NULL) { |
| 291 | fp = (int *) get_property(cpu, "clock-frequency", NULL); |
| 292 | if (fp != NULL) { |
| 293 | if (pvr >= 0x30 && pvr < 0x80) |
| 294 | /* PPC970 etc. */ |
| 295 | loops_per_jiffy = *fp / (3 * HZ); |
| 296 | else if (pvr == 4 || pvr >= 8) |
| 297 | /* 604, G3, G4 etc. */ |
| 298 | loops_per_jiffy = *fp / HZ; |
| 299 | else |
| 300 | /* 601, 603, etc. */ |
| 301 | loops_per_jiffy = *fp / (2 * HZ); |
| 302 | } |
| 303 | of_node_put(cpu); |
| 304 | } |
| 305 | |
Paul Mackerras | a575b80 | 2005-10-23 17:23:21 +1000 | [diff] [blame] | 306 | /* See if newworld or oldworld */ |
Paul Mackerras | bfab101 | 2005-10-27 22:45:33 +1000 | [diff] [blame] | 307 | for (ic = NULL; (ic = of_find_all_nodes(ic)) != NULL; ) |
| 308 | if (get_property(ic, "interrupt-controller", NULL)) |
| 309 | break; |
Olaf Hering | d2515c8 | 2006-01-22 22:19:02 +0100 | [diff] [blame] | 310 | if (ic) { |
| 311 | pmac_newworld = 1; |
Paul Mackerras | a575b80 | 2005-10-23 17:23:21 +1000 | [diff] [blame] | 312 | of_node_put(ic); |
Olaf Hering | d2515c8 | 2006-01-22 22:19:02 +0100 | [diff] [blame] | 313 | } |
Paul Mackerras | a575b80 | 2005-10-23 17:23:21 +1000 | [diff] [blame] | 314 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 315 | /* Lookup PCI hosts */ |
| 316 | pmac_pci_init(); |
| 317 | |
| 318 | #ifdef CONFIG_PPC32 |
| 319 | ohare_init(); |
| 320 | l2cr_init(); |
| 321 | #endif /* CONFIG_PPC32 */ |
| 322 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 323 | #ifdef CONFIG_KGDB |
| 324 | zs_kgdb_hook(0); |
| 325 | #endif |
| 326 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 327 | find_via_cuda(); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 328 | find_via_pmu(); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 329 | smu_init(); |
| 330 | |
David Woodhouse | 91c33d2 | 2005-11-02 16:54:46 +0000 | [diff] [blame] | 331 | #if defined(CONFIG_NVRAM) || defined(CONFIG_PPC64) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 332 | pmac_nvram_init(); |
| 333 | #endif |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 334 | |
| 335 | #ifdef CONFIG_PPC32 |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 336 | #ifdef CONFIG_BLK_DEV_INITRD |
| 337 | if (initrd_start) |
| 338 | ROOT_DEV = Root_RAM0; |
| 339 | else |
| 340 | #endif |
| 341 | ROOT_DEV = DEFAULT_ROOT_DEVICE; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 342 | #endif |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 343 | |
| 344 | #ifdef CONFIG_SMP |
| 345 | /* Check for Core99 */ |
Benjamin Herrenschmidt | 1beb6a7 | 2005-12-14 13:10:10 +1100 | [diff] [blame] | 346 | if (find_devices("uni-n") || find_devices("u3") || find_devices("u4")) |
Paul Mackerras | 7ed476d | 2005-10-19 21:44:51 +1000 | [diff] [blame] | 347 | smp_ops = &core99_smp_ops; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 348 | #ifdef CONFIG_PPC32 |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 349 | else |
Paul Mackerras | 7ed476d | 2005-10-19 21:44:51 +1000 | [diff] [blame] | 350 | smp_ops = &psurge_smp_ops; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 351 | #endif |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 352 | #endif /* CONFIG_SMP */ |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 353 | |
| 354 | #ifdef CONFIG_ADB |
| 355 | if (strstr(cmd_line, "adb_sync")) { |
| 356 | extern int __adb_probe_sync; |
| 357 | __adb_probe_sync = 1; |
| 358 | } |
| 359 | #endif /* CONFIG_ADB */ |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 360 | } |
| 361 | |
Paul Mackerras | 9b6b563 | 2005-10-06 12:06:20 +1000 | [diff] [blame] | 362 | char *bootpath; |
| 363 | char *bootdevice; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 364 | void *boot_host; |
| 365 | int boot_target; |
| 366 | int boot_part; |
| 367 | extern dev_t boot_dev; |
| 368 | |
| 369 | #ifdef CONFIG_SCSI |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 370 | void __init note_scsi_host(struct device_node *node, void *host) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 371 | { |
| 372 | int l; |
| 373 | char *p; |
| 374 | |
| 375 | l = strlen(node->full_name); |
| 376 | if (bootpath != NULL && bootdevice != NULL |
| 377 | && strncmp(node->full_name, bootdevice, l) == 0 |
| 378 | && (bootdevice[l] == '/' || bootdevice[l] == 0)) { |
| 379 | boot_host = host; |
| 380 | /* |
| 381 | * There's a bug in OF 1.0.5. (Why am I not surprised.) |
| 382 | * If you pass a path like scsi/sd@1:0 to canon, it returns |
| 383 | * something like /bandit@F2000000/gc@10/53c94@10000/sd@0,0 |
| 384 | * That is, the scsi target number doesn't get preserved. |
| 385 | * So we pick the target number out of bootpath and use that. |
| 386 | */ |
| 387 | p = strstr(bootpath, "/sd@"); |
| 388 | if (p != NULL) { |
| 389 | p += 4; |
| 390 | boot_target = simple_strtoul(p, NULL, 10); |
| 391 | p = strchr(p, ':'); |
| 392 | if (p != NULL) |
| 393 | boot_part = simple_strtoul(p + 1, NULL, 10); |
| 394 | } |
| 395 | } |
| 396 | } |
Paul Mackerras | 9b6b563 | 2005-10-06 12:06:20 +1000 | [diff] [blame] | 397 | EXPORT_SYMBOL(note_scsi_host); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 398 | #endif |
| 399 | |
| 400 | #if defined(CONFIG_BLK_DEV_IDE) && defined(CONFIG_BLK_DEV_IDE_PMAC) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 401 | static dev_t __init find_ide_boot(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 402 | { |
| 403 | char *p; |
| 404 | int n; |
| 405 | dev_t __init pmac_find_ide_boot(char *bootdevice, int n); |
| 406 | |
| 407 | if (bootdevice == NULL) |
| 408 | return 0; |
| 409 | p = strrchr(bootdevice, '/'); |
| 410 | if (p == NULL) |
| 411 | return 0; |
| 412 | n = p - bootdevice; |
| 413 | |
| 414 | return pmac_find_ide_boot(bootdevice, n); |
| 415 | } |
| 416 | #endif /* CONFIG_BLK_DEV_IDE && CONFIG_BLK_DEV_IDE_PMAC */ |
| 417 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 418 | static void __init find_boot_device(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 419 | { |
| 420 | #if defined(CONFIG_BLK_DEV_IDE) && defined(CONFIG_BLK_DEV_IDE_PMAC) |
| 421 | boot_dev = find_ide_boot(); |
| 422 | #endif |
| 423 | } |
| 424 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 425 | /* TODO: Merge the suspend-to-ram with the common code !!! |
| 426 | * currently, this is a stub implementation for suspend-to-disk |
| 427 | * only |
| 428 | */ |
| 429 | |
| 430 | #ifdef CONFIG_SOFTWARE_SUSPEND |
| 431 | |
| 432 | static int pmac_pm_prepare(suspend_state_t state) |
| 433 | { |
| 434 | printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state); |
| 435 | |
| 436 | return 0; |
| 437 | } |
| 438 | |
| 439 | static int pmac_pm_enter(suspend_state_t state) |
| 440 | { |
| 441 | printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state); |
| 442 | |
| 443 | /* Giveup the lazy FPU & vec so we don't have to back them |
| 444 | * up from the low level code |
| 445 | */ |
| 446 | enable_kernel_fp(); |
| 447 | |
| 448 | #ifdef CONFIG_ALTIVEC |
Kumar Gala | 400d221 | 2005-09-27 15:13:12 -0500 | [diff] [blame] | 449 | if (cur_cpu_spec->cpu_features & CPU_FTR_ALTIVEC) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 450 | enable_kernel_altivec(); |
| 451 | #endif /* CONFIG_ALTIVEC */ |
| 452 | |
| 453 | return 0; |
| 454 | } |
| 455 | |
| 456 | static int pmac_pm_finish(suspend_state_t state) |
| 457 | { |
| 458 | printk(KERN_DEBUG "%s(%d)\n", __FUNCTION__, state); |
| 459 | |
| 460 | /* Restore userland MMU context */ |
| 461 | set_context(current->active_mm->context, current->active_mm->pgd); |
| 462 | |
| 463 | return 0; |
| 464 | } |
| 465 | |
Johannes Berg | 0fba3a1 | 2006-05-25 18:44:24 -0700 | [diff] [blame] | 466 | static int pmac_pm_valid(suspend_state_t state) |
| 467 | { |
| 468 | switch (state) { |
| 469 | case PM_SUSPEND_DISK: |
| 470 | return 1; |
| 471 | /* can't do any other states via generic mechanism yet */ |
| 472 | default: |
| 473 | return 0; |
| 474 | } |
| 475 | } |
| 476 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 477 | static struct pm_ops pmac_pm_ops = { |
| 478 | .pm_disk_mode = PM_DISK_SHUTDOWN, |
| 479 | .prepare = pmac_pm_prepare, |
| 480 | .enter = pmac_pm_enter, |
| 481 | .finish = pmac_pm_finish, |
Johannes Berg | 0fba3a1 | 2006-05-25 18:44:24 -0700 | [diff] [blame] | 482 | .valid = pmac_pm_valid, |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 483 | }; |
| 484 | |
| 485 | #endif /* CONFIG_SOFTWARE_SUSPEND */ |
| 486 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 487 | static int initializing = 1; |
| 488 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 489 | static int pmac_late_init(void) |
| 490 | { |
| 491 | initializing = 0; |
| 492 | #ifdef CONFIG_SOFTWARE_SUSPEND |
| 493 | pm_set_ops(&pmac_pm_ops); |
| 494 | #endif /* CONFIG_SOFTWARE_SUSPEND */ |
| 495 | return 0; |
| 496 | } |
| 497 | |
| 498 | late_initcall(pmac_late_init); |
| 499 | |
| 500 | /* can't be __init - can be called whenever a disk is first accessed */ |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 501 | void note_bootable_part(dev_t dev, int part, int goodness) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 502 | { |
| 503 | static int found_boot = 0; |
| 504 | char *p; |
| 505 | |
| 506 | if (!initializing) |
| 507 | return; |
| 508 | if ((goodness <= current_root_goodness) && |
| 509 | ROOT_DEV != DEFAULT_ROOT_DEVICE) |
| 510 | return; |
| 511 | p = strstr(saved_command_line, "root="); |
| 512 | if (p != NULL && (p == saved_command_line || p[-1] == ' ')) |
| 513 | return; |
| 514 | |
| 515 | if (!found_boot) { |
| 516 | find_boot_device(); |
| 517 | found_boot = 1; |
| 518 | } |
| 519 | if (!boot_dev || dev == boot_dev) { |
| 520 | ROOT_DEV = dev + part; |
| 521 | boot_dev = 0; |
| 522 | current_root_goodness = goodness; |
| 523 | } |
| 524 | } |
| 525 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 526 | #ifdef CONFIG_ADB_CUDA |
| 527 | static void cuda_restart(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 528 | { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 529 | struct adb_request req; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 530 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 531 | cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_RESET_SYSTEM); |
| 532 | for (;;) |
| 533 | cuda_poll(); |
| 534 | } |
| 535 | |
| 536 | static void cuda_shutdown(void) |
| 537 | { |
| 538 | struct adb_request req; |
| 539 | |
| 540 | cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_POWERDOWN); |
| 541 | for (;;) |
| 542 | cuda_poll(); |
| 543 | } |
| 544 | |
| 545 | #else |
| 546 | #define cuda_restart() |
| 547 | #define cuda_shutdown() |
| 548 | #endif |
| 549 | |
| 550 | #ifndef CONFIG_ADB_PMU |
| 551 | #define pmu_restart() |
| 552 | #define pmu_shutdown() |
| 553 | #endif |
| 554 | |
| 555 | #ifndef CONFIG_PMAC_SMU |
| 556 | #define smu_restart() |
| 557 | #define smu_shutdown() |
| 558 | #endif |
| 559 | |
| 560 | static void pmac_restart(char *cmd) |
| 561 | { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 562 | switch (sys_ctrler) { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 563 | case SYS_CTRLER_CUDA: |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 564 | cuda_restart(); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 565 | break; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 566 | case SYS_CTRLER_PMU: |
| 567 | pmu_restart(); |
| 568 | break; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 569 | case SYS_CTRLER_SMU: |
| 570 | smu_restart(); |
| 571 | break; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 572 | default: ; |
| 573 | } |
| 574 | } |
| 575 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 576 | static void pmac_power_off(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 577 | { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 578 | switch (sys_ctrler) { |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 579 | case SYS_CTRLER_CUDA: |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 580 | cuda_shutdown(); |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 581 | break; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 582 | case SYS_CTRLER_PMU: |
| 583 | pmu_shutdown(); |
| 584 | break; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 585 | case SYS_CTRLER_SMU: |
| 586 | smu_shutdown(); |
| 587 | break; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 588 | default: ; |
| 589 | } |
| 590 | } |
| 591 | |
| 592 | static void |
| 593 | pmac_halt(void) |
| 594 | { |
| 595 | pmac_power_off(); |
| 596 | } |
| 597 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 598 | /* |
| 599 | * Early initialization. |
| 600 | */ |
| 601 | static void __init pmac_init_early(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 602 | { |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 603 | #ifdef CONFIG_PPC64 |
| 604 | /* Initialize hash table, from now on, we can take hash faults |
| 605 | * and call ioremap |
| 606 | */ |
| 607 | hpte_init_native(); |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 608 | #endif |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 609 | |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 610 | /* Enable early btext debug if requested */ |
| 611 | if (strstr(cmd_line, "btextdbg")) { |
| 612 | udbg_adb_init_early(); |
| 613 | register_early_udbg_console(); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 614 | } |
| 615 | |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 616 | /* Probe motherboard chipset */ |
| 617 | pmac_feature_init(); |
| 618 | |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 619 | /* Initialize debug stuff */ |
| 620 | udbg_scc_init(!!strstr(cmd_line, "sccdbg")); |
| 621 | udbg_adb_init(!!strstr(cmd_line, "btextdbg")); |
| 622 | |
| 623 | #ifdef CONFIG_PPC64 |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 624 | /* Setup interrupt mapping options */ |
| 625 | ppc64_interrupt_controller = IC_OPEN_PIC; |
| 626 | |
Benjamin Herrenschmidt | 1beb6a7 | 2005-12-14 13:10:10 +1100 | [diff] [blame] | 627 | iommu_init_early_dart(); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 628 | #endif |
| 629 | } |
| 630 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 631 | /* |
| 632 | * pmac has no legacy IO, anything calling this function has to |
| 633 | * fail or bad things will happen |
| 634 | */ |
| 635 | static int pmac_check_legacy_ioport(unsigned int baseport) |
| 636 | { |
| 637 | return -ENODEV; |
| 638 | } |
| 639 | |
| 640 | static int __init pmac_declare_of_platform_devices(void) |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 641 | { |
Benjamin Herrenschmidt | a28d3af | 2006-01-07 11:35:26 +1100 | [diff] [blame] | 642 | struct device_node *np; |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 643 | |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 644 | if (machine_is(chrp)) |
| 645 | return -1; |
| 646 | |
| 647 | if (!machine_is(powermac)) |
| 648 | return 0; |
| 649 | |
Benjamin Herrenschmidt | 730745a | 2006-01-07 11:30:44 +1100 | [diff] [blame] | 650 | np = of_find_node_by_name(NULL, "valkyrie"); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 651 | if (np) |
| 652 | of_platform_device_create(np, "valkyrie", NULL); |
Benjamin Herrenschmidt | 730745a | 2006-01-07 11:30:44 +1100 | [diff] [blame] | 653 | np = of_find_node_by_name(NULL, "platinum"); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 654 | if (np) |
| 655 | of_platform_device_create(np, "platinum", NULL); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 656 | np = of_find_node_by_type(NULL, "smu"); |
| 657 | if (np) { |
| 658 | of_platform_device_create(np, "smu", NULL); |
| 659 | of_node_put(np); |
| 660 | } |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 661 | |
| 662 | return 0; |
| 663 | } |
| 664 | |
| 665 | device_initcall(pmac_declare_of_platform_devices); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 666 | |
| 667 | /* |
| 668 | * Called very early, MMU is off, device-tree isn't unflattened |
| 669 | */ |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 670 | static int __init pmac_probe(void) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 671 | { |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 672 | unsigned long root = of_get_flat_dt_root(); |
| 673 | |
| 674 | if (!of_flat_dt_is_compatible(root, "Power Macintosh") && |
| 675 | !of_flat_dt_is_compatible(root, "MacRISC")) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 676 | return 0; |
| 677 | |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 678 | #ifdef CONFIG_PPC64 |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 679 | /* |
| 680 | * On U3, the DART (iommu) must be allocated now since it |
| 681 | * has an impact on htab_initialize (due to the large page it |
| 682 | * occupies having to be broken up so the DART itself is not |
| 683 | * part of the cacheable linar mapping |
| 684 | */ |
Benjamin Herrenschmidt | 1beb6a7 | 2005-12-14 13:10:10 +1100 | [diff] [blame] | 685 | alloc_dart_table(); |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 686 | #endif |
| 687 | |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 688 | #ifdef CONFIG_PPC32 |
| 689 | /* isa_io_base gets set in pmac_pci_init */ |
| 690 | isa_mem_base = PMAC_ISA_MEM_BASE; |
| 691 | pci_dram_offset = PMAC_PCI_DRAM_OFFSET; |
| 692 | ISA_DMA_THRESHOLD = ~0L; |
| 693 | DMA_MODE_READ = 1; |
| 694 | DMA_MODE_WRITE = 2; |
| 695 | |
| 696 | #if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) |
| 697 | #ifdef CONFIG_BLK_DEV_IDE_PMAC |
| 698 | ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports; |
| 699 | ppc_ide_md.default_io_base = pmac_ide_get_base; |
| 700 | #endif /* CONFIG_BLK_DEV_IDE_PMAC */ |
| 701 | #endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */ |
| 702 | |
| 703 | #endif /* CONFIG_PPC32 */ |
| 704 | |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 705 | #ifdef CONFIG_PMAC_SMU |
| 706 | /* |
| 707 | * SMU based G5s need some memory below 2Gb, at least the current |
| 708 | * driver needs that. We have to allocate it now. We allocate 4k |
| 709 | * (1 small page) for now. |
| 710 | */ |
| 711 | smu_cmdbuf_abs = lmb_alloc_base(4096, 4096, 0x80000000UL); |
| 712 | #endif /* CONFIG_PMAC_SMU */ |
| 713 | |
| 714 | return 1; |
| 715 | } |
| 716 | |
| 717 | #ifdef CONFIG_PPC64 |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 718 | /* Move that to pci.c */ |
| 719 | static int pmac_pci_probe_mode(struct pci_bus *bus) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 720 | { |
| 721 | struct device_node *node = bus->sysdata; |
| 722 | |
| 723 | /* We need to use normal PCI probing for the AGP bus, |
Benjamin Herrenschmidt | 1beb6a7 | 2005-12-14 13:10:10 +1100 | [diff] [blame] | 724 | * since the device for the AGP bridge isn't in the tree. |
| 725 | */ |
| 726 | if (bus->self == NULL && (device_is_compatible(node, "u3-agp") || |
| 727 | device_is_compatible(node, "u4-pcie"))) |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 728 | return PCI_PROBE_NORMAL; |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 729 | return PCI_PROBE_DEVTREE; |
| 730 | } |
| 731 | #endif |
| 732 | |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 733 | define_machine(powermac) { |
| 734 | .name = "PowerMac", |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 735 | .probe = pmac_probe, |
| 736 | .setup_arch = pmac_setup_arch, |
| 737 | .init_early = pmac_init_early, |
| 738 | .show_cpuinfo = pmac_show_cpuinfo, |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 739 | .init_IRQ = pmac_pic_init, |
Benjamin Herrenschmidt | cc5d018 | 2005-12-13 18:01:21 +1100 | [diff] [blame] | 740 | .get_irq = NULL, /* changed later */ |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 741 | .pcibios_fixup = pmac_pcibios_fixup, |
| 742 | .restart = pmac_restart, |
| 743 | .power_off = pmac_power_off, |
| 744 | .halt = pmac_halt, |
| 745 | .time_init = pmac_time_init, |
| 746 | .get_boot_time = pmac_get_boot_time, |
| 747 | .set_rtc_time = pmac_set_rtc_time, |
| 748 | .get_rtc_time = pmac_get_rtc_time, |
| 749 | .calibrate_decr = pmac_calibrate_decr, |
| 750 | .feature_call = pmac_do_feature_call, |
| 751 | .check_legacy_ioport = pmac_check_legacy_ioport, |
Kumar Gala | be6b843 | 2005-12-20 16:37:07 -0600 | [diff] [blame] | 752 | .progress = udbg_progress, |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 753 | #ifdef CONFIG_PPC64 |
Benjamin Herrenschmidt | 51d3082 | 2005-11-23 17:57:25 +1100 | [diff] [blame] | 754 | .pci_probe_mode = pmac_pci_probe_mode, |
Paul Mackerras | a0652fc | 2006-03-27 15:03:03 +1100 | [diff] [blame] | 755 | .power_save = power4_idle, |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 756 | .enable_pmcs = power4_enable_pmcs, |
Michael Ellerman | 3d1229d | 2005-11-14 23:35:00 +1100 | [diff] [blame] | 757 | #ifdef CONFIG_KEXEC |
| 758 | .machine_kexec = default_machine_kexec, |
| 759 | .machine_kexec_prepare = default_machine_kexec_prepare, |
Michael Ellerman | cc53291 | 2005-12-04 18:39:43 +1100 | [diff] [blame] | 760 | .machine_crash_shutdown = default_machine_crash_shutdown, |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 761 | #endif |
Michael Ellerman | 3d1229d | 2005-11-14 23:35:00 +1100 | [diff] [blame] | 762 | #endif /* CONFIG_PPC64 */ |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 763 | #ifdef CONFIG_PPC32 |
| 764 | .pcibios_enable_device_hook = pmac_pci_enable_device_hook, |
| 765 | .pcibios_after_init = pmac_pcibios_after_init, |
| 766 | .phys_mem_access_prot = pci_phys_mem_access_prot, |
| 767 | #endif |
Benjamin Herrenschmidt | e822250 | 2006-03-28 23:15:54 +1100 | [diff] [blame] | 768 | #if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PPC64) |
| 769 | .cpu_die = generic_mach_cpu_die, |
| 770 | #endif |
Paul Mackerras | 35499c0 | 2005-10-22 16:02:39 +1000 | [diff] [blame] | 771 | }; |