]>
Commit | Line | Data |
---|---|---|
64201201 | 1 | /* |
3cbee15b | 2 | * QEMU PowerPC CHRP (currently NewWorld PowerMac) hardware System Emulator |
5fafdf24 | 3 | * |
47103572 | 4 | * Copyright (c) 2004-2007 Fabrice Bellard |
3cbee15b | 5 | * Copyright (c) 2007 Jocelyn Mayer |
5fafdf24 | 6 | * |
64201201 FB |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
23 | * THE SOFTWARE. | |
24 | */ | |
87ecb68b PB |
25 | #include "hw.h" |
26 | #include "ppc.h" | |
3cbee15b | 27 | #include "ppc_mac.h" |
28ce5ce6 | 28 | #include "mac_dbdma.h" |
87ecb68b PB |
29 | #include "nvram.h" |
30 | #include "pc.h" | |
31 | #include "pci.h" | |
18e08a55 | 32 | #include "usb-ohci.h" |
87ecb68b PB |
33 | #include "net.h" |
34 | #include "sysemu.h" | |
35 | #include "boards.h" | |
006f3a48 | 36 | #include "fw_cfg.h" |
7fa9ae1a | 37 | #include "escc.h" |
b7169916 | 38 | #include "openpic.h" |
977e1244 | 39 | #include "ide.h" |
ca20cf32 BS |
40 | #include "loader.h" |
41 | #include "elf.h" | |
267002cd | 42 | |
e4bcb14c | 43 | #define MAX_IDE_BUS 2 |
864c136a | 44 | #define VGA_BIOS_SIZE 65536 |
006f3a48 | 45 | #define CFG_ADDR 0xf0000510 |
e4bcb14c | 46 | |
f3902383 BS |
47 | /* debug UniNorth */ |
48 | //#define DEBUG_UNIN | |
49 | ||
50 | #ifdef DEBUG_UNIN | |
001faf32 BS |
51 | #define UNIN_DPRINTF(fmt, ...) \ |
52 | do { printf("UNIN: " fmt , ## __VA_ARGS__); } while (0) | |
f3902383 | 53 | #else |
001faf32 | 54 | #define UNIN_DPRINTF(fmt, ...) |
f3902383 BS |
55 | #endif |
56 | ||
0aa6a4a2 | 57 | /* UniN device */ |
c227f099 | 58 | static void unin_writel (void *opaque, target_phys_addr_t addr, uint32_t value) |
0aa6a4a2 | 59 | { |
f3902383 | 60 | UNIN_DPRINTF("writel addr " TARGET_FMT_plx " val %x\n", addr, value); |
0aa6a4a2 FB |
61 | } |
62 | ||
c227f099 | 63 | static uint32_t unin_readl (void *opaque, target_phys_addr_t addr) |
0aa6a4a2 | 64 | { |
f3902383 BS |
65 | uint32_t value; |
66 | ||
67 | value = 0; | |
68 | UNIN_DPRINTF("readl addr " TARGET_FMT_plx " val %x\n", addr, value); | |
69 | ||
70 | return value; | |
0aa6a4a2 FB |
71 | } |
72 | ||
d60efc6b | 73 | static CPUWriteMemoryFunc * const unin_write[] = { |
0aa6a4a2 FB |
74 | &unin_writel, |
75 | &unin_writel, | |
76 | &unin_writel, | |
77 | }; | |
78 | ||
d60efc6b | 79 | static CPUReadMemoryFunc * const unin_read[] = { |
0aa6a4a2 FB |
80 | &unin_readl, |
81 | &unin_readl, | |
82 | &unin_readl, | |
83 | }; | |
84 | ||
513f789f BS |
85 | static int fw_cfg_boot_set(void *opaque, const char *boot_device) |
86 | { | |
87 | fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); | |
88 | return 0; | |
89 | } | |
90 | ||
3cbee15b | 91 | /* PowerPC Mac99 hardware initialisation */ |
c227f099 | 92 | static void ppc_core99_init (ram_addr_t ram_size, |
3023f332 | 93 | const char *boot_device, |
3cbee15b JM |
94 | const char *kernel_filename, |
95 | const char *kernel_cmdline, | |
96 | const char *initrd_filename, | |
97 | const char *cpu_model) | |
64201201 | 98 | { |
aaed909a | 99 | CPUState *env = NULL, *envs[MAX_CPUS]; |
5cea8590 | 100 | char *filename; |
e9df014c | 101 | qemu_irq *pic, **openpic_irqs; |
aef445bd | 102 | int unin_memory; |
d5295253 | 103 | int linux_boot, i; |
c227f099 | 104 | ram_addr_t ram_offset, bios_offset, vga_bios_offset; |
b6b8bd18 | 105 | uint32_t kernel_base, kernel_size, initrd_base, initrd_size; |
46e50e9d | 106 | PCIBus *pci_bus; |
3cbee15b JM |
107 | MacIONVRAMState *nvr; |
108 | int nvram_mem_index; | |
d5295253 | 109 | int vga_bios_size, bios_size; |
d537cf6c | 110 | qemu_irq *dummy_irq; |
7fa9ae1a | 111 | int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index; |
28c5af54 | 112 | int ppc_boot_device; |
f455e98c | 113 | DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; |
006f3a48 | 114 | void *fw_cfg; |
28ce5ce6 | 115 | void *dbdma; |
44654490 | 116 | uint8_t *vga_bios_ptr; |
46e50e9d | 117 | |
64201201 FB |
118 | linux_boot = (kernel_filename != NULL); |
119 | ||
c68ea704 | 120 | /* init CPUs */ |
94fc95cd | 121 | if (cpu_model == NULL) |
e6bd862b | 122 | cpu_model = "G4"; |
e9df014c | 123 | for (i = 0; i < smp_cpus; i++) { |
aaed909a FB |
124 | env = cpu_init(cpu_model); |
125 | if (!env) { | |
126 | fprintf(stderr, "Unable to find PowerPC CPU definition\n"); | |
127 | exit(1); | |
128 | } | |
e9df014c JM |
129 | /* Set time-base frequency to 100 Mhz */ |
130 | cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); | |
3cbee15b | 131 | #if 0 |
e9df014c | 132 | env->osi_call = vga_osi_call; |
3cbee15b | 133 | #endif |
d84bda46 | 134 | qemu_register_reset((QEMUResetHandler*)&cpu_reset, env); |
e9df014c JM |
135 | envs[i] = env; |
136 | } | |
c68ea704 | 137 | |
64201201 | 138 | /* allocate RAM */ |
864c136a BS |
139 | ram_offset = qemu_ram_alloc(ram_size); |
140 | cpu_register_physical_memory(0, ram_size, ram_offset); | |
141 | ||
64201201 | 142 | /* allocate and load BIOS */ |
864c136a | 143 | bios_offset = qemu_ram_alloc(BIOS_SIZE); |
1192dad8 | 144 | if (bios_name == NULL) |
006f3a48 | 145 | bios_name = PROM_FILENAME; |
5cea8590 | 146 | filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); |
006f3a48 BS |
147 | cpu_register_physical_memory(PROM_ADDR, BIOS_SIZE, bios_offset | IO_MEM_ROM); |
148 | ||
149 | /* Load OpenBIOS (ELF) */ | |
5cea8590 | 150 | if (filename) { |
ca20cf32 BS |
151 | bios_size = load_elf(filename, 0, NULL, NULL, NULL, 1, ELF_MACHINE, 0); |
152 | ||
5cea8590 PB |
153 | qemu_free(filename); |
154 | } else { | |
155 | bios_size = -1; | |
156 | } | |
d5295253 | 157 | if (bios_size < 0 || bios_size > BIOS_SIZE) { |
5cea8590 | 158 | hw_error("qemu: could not load PowerPC bios '%s'\n", bios_name); |
64201201 FB |
159 | exit(1); |
160 | } | |
3b46e624 | 161 | |
d5295253 | 162 | /* allocate and load VGA BIOS */ |
864c136a | 163 | vga_bios_offset = qemu_ram_alloc(VGA_BIOS_SIZE); |
44654490 | 164 | vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset); |
5cea8590 PB |
165 | filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME); |
166 | if (filename) { | |
167 | vga_bios_size = load_image(filename, vga_bios_ptr + 8); | |
168 | qemu_free(filename); | |
169 | } else { | |
170 | vga_bios_size = -1; | |
171 | } | |
d5295253 FB |
172 | if (vga_bios_size < 0) { |
173 | /* if no bios is present, we can still work */ | |
5cea8590 PB |
174 | fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n", |
175 | VGABIOS_FILENAME); | |
d5295253 FB |
176 | vga_bios_size = 0; |
177 | } else { | |
178 | /* set a specific header (XXX: find real Apple format for NDRV | |
179 | drivers) */ | |
44654490 PB |
180 | vga_bios_ptr[0] = 'N'; |
181 | vga_bios_ptr[1] = 'D'; | |
182 | vga_bios_ptr[2] = 'R'; | |
183 | vga_bios_ptr[3] = 'V'; | |
184 | cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size); | |
d5295253 | 185 | vga_bios_size += 8; |
a7b022e0 AG |
186 | |
187 | /* Round to page boundary */ | |
188 | vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) & | |
189 | TARGET_PAGE_MASK; | |
d5295253 | 190 | } |
3b46e624 | 191 | |
b6b8bd18 | 192 | if (linux_boot) { |
513f789f | 193 | uint64_t lowaddr = 0; |
ca20cf32 BS |
194 | int bswap_needed; |
195 | ||
196 | #ifdef BSWAP_NEEDED | |
197 | bswap_needed = 1; | |
198 | #else | |
199 | bswap_needed = 0; | |
200 | #endif | |
b6b8bd18 | 201 | kernel_base = KERNEL_LOAD_ADDR; |
513f789f BS |
202 | |
203 | /* Now we can load the kernel. The first step tries to load the kernel | |
204 | supposing PhysAddr = 0x00000000. If that was wrong the kernel is | |
205 | loaded again, the new PhysAddr being computed from lowaddr. */ | |
ca20cf32 BS |
206 | kernel_size = load_elf(kernel_filename, kernel_base, NULL, &lowaddr, NULL, |
207 | 1, ELF_MACHINE, 0); | |
513f789f BS |
208 | if (kernel_size > 0 && lowaddr != KERNEL_LOAD_ADDR) { |
209 | kernel_size = load_elf(kernel_filename, (2 * kernel_base) - lowaddr, | |
ca20cf32 | 210 | NULL, NULL, NULL, 1, ELF_MACHINE, 0); |
513f789f BS |
211 | } |
212 | if (kernel_size < 0) | |
213 | kernel_size = load_aout(kernel_filename, kernel_base, | |
ca20cf32 BS |
214 | ram_size - kernel_base, bswap_needed, |
215 | TARGET_PAGE_SIZE); | |
513f789f BS |
216 | if (kernel_size < 0) |
217 | kernel_size = load_image_targphys(kernel_filename, | |
218 | kernel_base, | |
219 | ram_size - kernel_base); | |
b6b8bd18 | 220 | if (kernel_size < 0) { |
2ac71179 | 221 | hw_error("qemu: could not load kernel '%s'\n", kernel_filename); |
b6b8bd18 FB |
222 | exit(1); |
223 | } | |
224 | /* load initrd */ | |
225 | if (initrd_filename) { | |
226 | initrd_base = INITRD_LOAD_ADDR; | |
44654490 PB |
227 | initrd_size = load_image_targphys(initrd_filename, initrd_base, |
228 | ram_size - initrd_base); | |
b6b8bd18 | 229 | if (initrd_size < 0) { |
2ac71179 PB |
230 | hw_error("qemu: could not load initial ram disk '%s'\n", |
231 | initrd_filename); | |
b6b8bd18 FB |
232 | exit(1); |
233 | } | |
234 | } else { | |
235 | initrd_base = 0; | |
236 | initrd_size = 0; | |
237 | } | |
6ac0e82d | 238 | ppc_boot_device = 'm'; |
b6b8bd18 FB |
239 | } else { |
240 | kernel_base = 0; | |
241 | kernel_size = 0; | |
242 | initrd_base = 0; | |
243 | initrd_size = 0; | |
28c5af54 JM |
244 | ppc_boot_device = '\0'; |
245 | /* We consider that NewWorld PowerMac never have any floppy drive | |
246 | * For now, OHW cannot boot from the network. | |
247 | */ | |
0d913fdb JM |
248 | for (i = 0; boot_device[i] != '\0'; i++) { |
249 | if (boot_device[i] >= 'c' && boot_device[i] <= 'f') { | |
250 | ppc_boot_device = boot_device[i]; | |
28c5af54 | 251 | break; |
0d913fdb | 252 | } |
28c5af54 JM |
253 | } |
254 | if (ppc_boot_device == '\0') { | |
255 | fprintf(stderr, "No valid boot device for Mac99 machine\n"); | |
256 | exit(1); | |
257 | } | |
b6b8bd18 | 258 | } |
0aa6a4a2 | 259 | |
3cbee15b | 260 | isa_mem_base = 0x80000000; |
aef445bd | 261 | |
3cbee15b JM |
262 | /* Register 8 MB of ISA IO space */ |
263 | isa_mmio_init(0xf2000000, 0x00800000); | |
3b46e624 | 264 | |
3cbee15b | 265 | /* UniN init */ |
1eed09cb | 266 | unin_memory = cpu_register_io_memory(unin_read, unin_write, NULL); |
3cbee15b | 267 | cpu_register_physical_memory(0xf8000000, 0x00001000, unin_memory); |
47103572 | 268 | |
3cbee15b JM |
269 | openpic_irqs = qemu_mallocz(smp_cpus * sizeof(qemu_irq *)); |
270 | openpic_irqs[0] = | |
271 | qemu_mallocz(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB); | |
272 | for (i = 0; i < smp_cpus; i++) { | |
273 | /* Mac99 IRQ connection between OpenPIC outputs pins | |
274 | * and PowerPC input pins | |
275 | */ | |
276 | switch (PPC_INPUT(env)) { | |
277 | case PPC_FLAGS_INPUT_6xx: | |
278 | openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB); | |
279 | openpic_irqs[i][OPENPIC_OUTPUT_INT] = | |
280 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]; | |
281 | openpic_irqs[i][OPENPIC_OUTPUT_CINT] = | |
282 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]; | |
283 | openpic_irqs[i][OPENPIC_OUTPUT_MCK] = | |
284 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP]; | |
285 | /* Not connected ? */ | |
286 | openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL; | |
287 | /* Check this */ | |
288 | openpic_irqs[i][OPENPIC_OUTPUT_RESET] = | |
289 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET]; | |
290 | break; | |
00af685f | 291 | #if defined(TARGET_PPC64) |
3cbee15b JM |
292 | case PPC_FLAGS_INPUT_970: |
293 | openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB); | |
294 | openpic_irqs[i][OPENPIC_OUTPUT_INT] = | |
295 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT]; | |
296 | openpic_irqs[i][OPENPIC_OUTPUT_CINT] = | |
297 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT]; | |
298 | openpic_irqs[i][OPENPIC_OUTPUT_MCK] = | |
299 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP]; | |
300 | /* Not connected ? */ | |
301 | openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL; | |
302 | /* Check this */ | |
303 | openpic_irqs[i][OPENPIC_OUTPUT_RESET] = | |
304 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET]; | |
305 | break; | |
00af685f | 306 | #endif /* defined(TARGET_PPC64) */ |
3cbee15b | 307 | default: |
2ac71179 | 308 | hw_error("Bus model not supported on mac99 machine\n"); |
3cbee15b | 309 | exit(1); |
0aa6a4a2 | 310 | } |
3cbee15b JM |
311 | } |
312 | pic = openpic_init(NULL, &pic_mem_index, smp_cpus, openpic_irqs, NULL); | |
313 | pci_bus = pci_pmac_init(pic); | |
314 | /* init basic PC hardware */ | |
fbe1b595 | 315 | pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size); |
aae9366a | 316 | |
3cbee15b JM |
317 | /* XXX: suppress that */ |
318 | dummy_irq = i8259_init(NULL); | |
319 | ||
aeeb69c7 AJ |
320 | escc_mem_index = escc_init(0x80013000, dummy_irq[4], dummy_irq[5], |
321 | serial_hds[0], serial_hds[1], ESCC_CLOCK, 4); | |
cb457d76 AL |
322 | |
323 | for(i = 0; i < nb_nics; i++) | |
07caea31 | 324 | pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL); |
cb457d76 | 325 | |
e4bcb14c TS |
326 | if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) { |
327 | fprintf(stderr, "qemu: too many IDE bus\n"); | |
328 | exit(1); | |
329 | } | |
330 | for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) { | |
f455e98c | 331 | hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS); |
e4bcb14c | 332 | } |
28ce5ce6 | 333 | dbdma = DBDMA_init(&dbdma_mem_index); |
77f0435e BS |
334 | pci_cmd646_ide_init(pci_bus, hd, 0); |
335 | ||
3cbee15b JM |
336 | /* cuda also initialize ADB */ |
337 | cuda_init(&cuda_mem_index, pic[0x19]); | |
aae9366a | 338 | |
3cbee15b JM |
339 | adb_kbd_init(&adb_bus); |
340 | adb_mouse_init(&adb_bus); | |
3b46e624 | 341 | |
3b46e624 | 342 | |
4ebcf884 | 343 | macio_init(pci_bus, PCI_DEVICE_ID_APPLE_UNI_N_KEYL, 0, pic_mem_index, |
77f0435e | 344 | dbdma_mem_index, cuda_mem_index, NULL, 0, NULL, |
4ebcf884 | 345 | escc_mem_index); |
0d92ed30 PB |
346 | |
347 | if (usb_enabled) { | |
5b19d9a2 | 348 | usb_ohci_init_pci(pci_bus, -1); |
0d92ed30 PB |
349 | } |
350 | ||
b6b8bd18 FB |
351 | if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) |
352 | graphic_depth = 15; | |
4f3f238b | 353 | |
3cbee15b | 354 | /* The NewWorld NVRAM is not located in the MacIO device */ |
68af3f24 | 355 | nvr = macio_nvram_init(&nvram_mem_index, 0x2000, 1); |
3cbee15b | 356 | pmac_format_nvram_partition(nvr, 0x2000); |
74e91155 | 357 | macio_nvram_map(nvr, 0xFFF04000); |
b6b8bd18 | 358 | /* No PCI init: the BIOS will do it */ |
0aa6a4a2 | 359 | |
006f3a48 BS |
360 | fw_cfg = fw_cfg_init(0, 0, CFG_ADDR, CFG_ADDR + 2); |
361 | fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1); | |
362 | fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); | |
363 | fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_MAC99); | |
513f789f BS |
364 | fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); |
365 | fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size); | |
366 | if (kernel_cmdline) { | |
367 | fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR); | |
3c178e72 | 368 | pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline); |
513f789f BS |
369 | } else { |
370 | fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0); | |
371 | } | |
372 | fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base); | |
373 | fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size); | |
374 | fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device); | |
10696b4f BS |
375 | |
376 | fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width); | |
377 | fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height); | |
378 | fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth); | |
379 | ||
513f789f | 380 | qemu_register_boot_set(fw_cfg_boot_set, fw_cfg); |
aae9366a | 381 | } |
0aa6a4a2 | 382 | |
f80f9ec9 | 383 | static QEMUMachine core99_machine = { |
4b32e168 AL |
384 | .name = "mac99", |
385 | .desc = "Mac99 based PowerMAC", | |
386 | .init = ppc_core99_init, | |
3d878caa | 387 | .max_cpus = MAX_CPUS, |
0aa6a4a2 | 388 | }; |
f80f9ec9 AL |
389 | |
390 | static void core99_machine_init(void) | |
391 | { | |
392 | qemu_register_machine(&core99_machine); | |
393 | } | |
394 | ||
395 | machine_init(core99_machine_init); |