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Commit | Line | Data |
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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" | |
32 | #include "net.h" | |
33 | #include "sysemu.h" | |
34 | #include "boards.h" | |
7fa9ae1a | 35 | #include "escc.h" |
267002cd | 36 | |
e4bcb14c TS |
37 | #define MAX_IDE_BUS 2 |
38 | ||
0aa6a4a2 FB |
39 | /* UniN device */ |
40 | static void unin_writel (void *opaque, target_phys_addr_t addr, uint32_t value) | |
41 | { | |
42 | } | |
43 | ||
44 | static uint32_t unin_readl (void *opaque, target_phys_addr_t addr) | |
45 | { | |
46 | return 0; | |
47 | } | |
48 | ||
49 | static CPUWriteMemoryFunc *unin_write[] = { | |
50 | &unin_writel, | |
51 | &unin_writel, | |
52 | &unin_writel, | |
53 | }; | |
54 | ||
55 | static CPUReadMemoryFunc *unin_read[] = { | |
56 | &unin_readl, | |
57 | &unin_readl, | |
58 | &unin_readl, | |
59 | }; | |
60 | ||
3cbee15b | 61 | /* PowerPC Mac99 hardware initialisation */ |
00f82b8a | 62 | static void ppc_core99_init (ram_addr_t ram_size, int vga_ram_size, |
3023f332 | 63 | const char *boot_device, |
3cbee15b JM |
64 | const char *kernel_filename, |
65 | const char *kernel_cmdline, | |
66 | const char *initrd_filename, | |
67 | const char *cpu_model) | |
64201201 | 68 | { |
aaed909a | 69 | CPUState *env = NULL, *envs[MAX_CPUS]; |
64201201 | 70 | char buf[1024]; |
e9df014c | 71 | qemu_irq *pic, **openpic_irqs; |
aef445bd | 72 | int unin_memory; |
d5295253 FB |
73 | int linux_boot, i; |
74 | unsigned long bios_offset, vga_bios_offset; | |
b6b8bd18 | 75 | uint32_t kernel_base, kernel_size, initrd_base, initrd_size; |
46e50e9d | 76 | PCIBus *pci_bus; |
3cbee15b JM |
77 | nvram_t nvram; |
78 | #if 0 | |
79 | MacIONVRAMState *nvr; | |
80 | int nvram_mem_index; | |
81 | #endif | |
82 | m48t59_t *m48t59; | |
d5295253 | 83 | int vga_bios_size, bios_size; |
d537cf6c | 84 | qemu_irq *dummy_irq; |
7fa9ae1a | 85 | int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index; |
3cbee15b | 86 | int ide_mem_index[2]; |
28c5af54 | 87 | int ppc_boot_device; |
e4bcb14c TS |
88 | int index; |
89 | BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; | |
28ce5ce6 | 90 | void *dbdma; |
46e50e9d | 91 | |
64201201 FB |
92 | linux_boot = (kernel_filename != NULL); |
93 | ||
c68ea704 | 94 | /* init CPUs */ |
94fc95cd | 95 | if (cpu_model == NULL) |
d12f4c38 | 96 | cpu_model = "default"; |
e9df014c | 97 | for (i = 0; i < smp_cpus; i++) { |
aaed909a FB |
98 | env = cpu_init(cpu_model); |
99 | if (!env) { | |
100 | fprintf(stderr, "Unable to find PowerPC CPU definition\n"); | |
101 | exit(1); | |
102 | } | |
e9df014c JM |
103 | /* Set time-base frequency to 100 Mhz */ |
104 | cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); | |
3cbee15b | 105 | #if 0 |
e9df014c | 106 | env->osi_call = vga_osi_call; |
3cbee15b | 107 | #endif |
fe33cc71 | 108 | qemu_register_reset(&cpu_ppc_reset, env); |
e9df014c JM |
109 | envs[i] = env; |
110 | } | |
4c823cff JM |
111 | if (env->nip < 0xFFF80000) { |
112 | /* Special test for PowerPC 601: | |
113 | * the boot vector is at 0xFFF00100, then we need a 1MB BIOS. | |
114 | * But the NVRAM is located at 0xFFF04000... | |
115 | */ | |
116 | cpu_abort(env, "Mac99 hardware can not handle 1 MB BIOS\n"); | |
117 | } | |
c68ea704 | 118 | |
64201201 FB |
119 | /* allocate RAM */ |
120 | cpu_register_physical_memory(0, ram_size, IO_MEM_RAM); | |
121 | ||
122 | /* allocate and load BIOS */ | |
123 | bios_offset = ram_size + vga_ram_size; | |
1192dad8 JM |
124 | if (bios_name == NULL) |
125 | bios_name = BIOS_FILENAME; | |
126 | snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name); | |
d5295253 FB |
127 | bios_size = load_image(buf, phys_ram_base + bios_offset); |
128 | if (bios_size < 0 || bios_size > BIOS_SIZE) { | |
4a057712 | 129 | cpu_abort(env, "qemu: could not load PowerPC bios '%s'\n", buf); |
64201201 FB |
130 | exit(1); |
131 | } | |
d5295253 | 132 | bios_size = (bios_size + 0xfff) & ~0xfff; |
4c823cff JM |
133 | if (bios_size > 0x00080000) { |
134 | /* As the NVRAM is located at 0xFFF04000, we cannot use 1 MB BIOSes */ | |
135 | cpu_abort(env, "Mac99 hardware can not handle 1 MB BIOS\n"); | |
136 | } | |
4a057712 | 137 | cpu_register_physical_memory((uint32_t)(-bios_size), |
d5295253 | 138 | bios_size, bios_offset | IO_MEM_ROM); |
3b46e624 | 139 | |
d5295253 FB |
140 | /* allocate and load VGA BIOS */ |
141 | vga_bios_offset = bios_offset + bios_size; | |
142 | snprintf(buf, sizeof(buf), "%s/%s", bios_dir, VGABIOS_FILENAME); | |
143 | vga_bios_size = load_image(buf, phys_ram_base + vga_bios_offset + 8); | |
144 | if (vga_bios_size < 0) { | |
145 | /* if no bios is present, we can still work */ | |
146 | fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n", buf); | |
147 | vga_bios_size = 0; | |
148 | } else { | |
149 | /* set a specific header (XXX: find real Apple format for NDRV | |
150 | drivers) */ | |
151 | phys_ram_base[vga_bios_offset] = 'N'; | |
152 | phys_ram_base[vga_bios_offset + 1] = 'D'; | |
153 | phys_ram_base[vga_bios_offset + 2] = 'R'; | |
154 | phys_ram_base[vga_bios_offset + 3] = 'V'; | |
5fafdf24 | 155 | cpu_to_be32w((uint32_t *)(phys_ram_base + vga_bios_offset + 4), |
d5295253 FB |
156 | vga_bios_size); |
157 | vga_bios_size += 8; | |
158 | } | |
159 | vga_bios_size = (vga_bios_size + 0xfff) & ~0xfff; | |
3b46e624 | 160 | |
b6b8bd18 FB |
161 | if (linux_boot) { |
162 | kernel_base = KERNEL_LOAD_ADDR; | |
163 | /* now we can load the kernel */ | |
164 | kernel_size = load_image(kernel_filename, phys_ram_base + kernel_base); | |
165 | if (kernel_size < 0) { | |
4a057712 JM |
166 | cpu_abort(env, "qemu: could not load kernel '%s'\n", |
167 | kernel_filename); | |
b6b8bd18 FB |
168 | exit(1); |
169 | } | |
170 | /* load initrd */ | |
171 | if (initrd_filename) { | |
172 | initrd_base = INITRD_LOAD_ADDR; | |
173 | initrd_size = load_image(initrd_filename, | |
174 | phys_ram_base + initrd_base); | |
175 | if (initrd_size < 0) { | |
4a057712 JM |
176 | cpu_abort(env, "qemu: could not load initial ram disk '%s'\n", |
177 | initrd_filename); | |
b6b8bd18 FB |
178 | exit(1); |
179 | } | |
180 | } else { | |
181 | initrd_base = 0; | |
182 | initrd_size = 0; | |
183 | } | |
6ac0e82d | 184 | ppc_boot_device = 'm'; |
b6b8bd18 FB |
185 | } else { |
186 | kernel_base = 0; | |
187 | kernel_size = 0; | |
188 | initrd_base = 0; | |
189 | initrd_size = 0; | |
28c5af54 JM |
190 | ppc_boot_device = '\0'; |
191 | /* We consider that NewWorld PowerMac never have any floppy drive | |
192 | * For now, OHW cannot boot from the network. | |
193 | */ | |
0d913fdb JM |
194 | for (i = 0; boot_device[i] != '\0'; i++) { |
195 | if (boot_device[i] >= 'c' && boot_device[i] <= 'f') { | |
196 | ppc_boot_device = boot_device[i]; | |
28c5af54 | 197 | break; |
0d913fdb | 198 | } |
28c5af54 JM |
199 | } |
200 | if (ppc_boot_device == '\0') { | |
201 | fprintf(stderr, "No valid boot device for Mac99 machine\n"); | |
202 | exit(1); | |
203 | } | |
b6b8bd18 | 204 | } |
0aa6a4a2 | 205 | |
3cbee15b | 206 | isa_mem_base = 0x80000000; |
aef445bd | 207 | |
3cbee15b JM |
208 | /* Register 8 MB of ISA IO space */ |
209 | isa_mmio_init(0xf2000000, 0x00800000); | |
3b46e624 | 210 | |
3cbee15b JM |
211 | /* UniN init */ |
212 | unin_memory = cpu_register_io_memory(0, unin_read, unin_write, NULL); | |
213 | cpu_register_physical_memory(0xf8000000, 0x00001000, unin_memory); | |
47103572 | 214 | |
3cbee15b JM |
215 | openpic_irqs = qemu_mallocz(smp_cpus * sizeof(qemu_irq *)); |
216 | openpic_irqs[0] = | |
217 | qemu_mallocz(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB); | |
218 | for (i = 0; i < smp_cpus; i++) { | |
219 | /* Mac99 IRQ connection between OpenPIC outputs pins | |
220 | * and PowerPC input pins | |
221 | */ | |
222 | switch (PPC_INPUT(env)) { | |
223 | case PPC_FLAGS_INPUT_6xx: | |
224 | openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB); | |
225 | openpic_irqs[i][OPENPIC_OUTPUT_INT] = | |
226 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]; | |
227 | openpic_irqs[i][OPENPIC_OUTPUT_CINT] = | |
228 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_INT]; | |
229 | openpic_irqs[i][OPENPIC_OUTPUT_MCK] = | |
230 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_MCP]; | |
231 | /* Not connected ? */ | |
232 | openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL; | |
233 | /* Check this */ | |
234 | openpic_irqs[i][OPENPIC_OUTPUT_RESET] = | |
235 | ((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET]; | |
236 | break; | |
00af685f | 237 | #if defined(TARGET_PPC64) |
3cbee15b JM |
238 | case PPC_FLAGS_INPUT_970: |
239 | openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB); | |
240 | openpic_irqs[i][OPENPIC_OUTPUT_INT] = | |
241 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT]; | |
242 | openpic_irqs[i][OPENPIC_OUTPUT_CINT] = | |
243 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_INT]; | |
244 | openpic_irqs[i][OPENPIC_OUTPUT_MCK] = | |
245 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_MCP]; | |
246 | /* Not connected ? */ | |
247 | openpic_irqs[i][OPENPIC_OUTPUT_DEBUG] = NULL; | |
248 | /* Check this */ | |
249 | openpic_irqs[i][OPENPIC_OUTPUT_RESET] = | |
250 | ((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET]; | |
251 | break; | |
00af685f | 252 | #endif /* defined(TARGET_PPC64) */ |
3cbee15b JM |
253 | default: |
254 | cpu_abort(env, "Bus model not supported on mac99 machine\n"); | |
255 | exit(1); | |
0aa6a4a2 | 256 | } |
3cbee15b JM |
257 | } |
258 | pic = openpic_init(NULL, &pic_mem_index, smp_cpus, openpic_irqs, NULL); | |
259 | pci_bus = pci_pmac_init(pic); | |
260 | /* init basic PC hardware */ | |
3023f332 | 261 | pci_vga_init(pci_bus, phys_ram_base + ram_size, |
3cbee15b JM |
262 | ram_size, vga_ram_size, |
263 | vga_bios_offset, vga_bios_size); | |
aae9366a | 264 | |
3cbee15b JM |
265 | /* XXX: suppress that */ |
266 | dummy_irq = i8259_init(NULL); | |
267 | ||
aeeb69c7 AJ |
268 | escc_mem_index = escc_init(0x80013000, dummy_irq[4], dummy_irq[5], |
269 | serial_hds[0], serial_hds[1], ESCC_CLOCK, 4); | |
cb457d76 AL |
270 | |
271 | for(i = 0; i < nb_nics; i++) | |
272 | pci_nic_init(pci_bus, &nd_table[i], -1, "ne2k_pci"); | |
273 | ||
e4bcb14c TS |
274 | if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) { |
275 | fprintf(stderr, "qemu: too many IDE bus\n"); | |
276 | exit(1); | |
277 | } | |
278 | for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) { | |
279 | index = drive_get_index(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS); | |
280 | if (index != -1) | |
281 | hd[i] = drives_table[index].bdrv; | |
282 | else | |
283 | hd[i] = NULL; | |
284 | } | |
28ce5ce6 | 285 | dbdma = DBDMA_init(&dbdma_mem_index); |
0aa6a4a2 | 286 | #if 1 |
e3007e66 AJ |
287 | ide_mem_index[0] = pmac_ide_init(&hd[0], pic[0x13], dbdma, 0x14, pic[0x01]); |
288 | ide_mem_index[1] = pmac_ide_init(&hd[2], pic[0x14], dbdma, 0x16, pic[0x02]); | |
0aa6a4a2 | 289 | #else |
e4bcb14c | 290 | pci_cmd646_ide_init(pci_bus, &hd[0], 0); |
0aa6a4a2 | 291 | #endif |
3cbee15b JM |
292 | /* cuda also initialize ADB */ |
293 | cuda_init(&cuda_mem_index, pic[0x19]); | |
aae9366a | 294 | |
3cbee15b JM |
295 | adb_kbd_init(&adb_bus); |
296 | adb_mouse_init(&adb_bus); | |
3b46e624 | 297 | |
3b46e624 | 298 | |
4ebcf884 BS |
299 | macio_init(pci_bus, PCI_DEVICE_ID_APPLE_UNI_N_KEYL, 0, pic_mem_index, |
300 | dbdma_mem_index, cuda_mem_index, NULL, 2, ide_mem_index, | |
301 | escc_mem_index); | |
0d92ed30 PB |
302 | |
303 | if (usb_enabled) { | |
e24ad6f1 | 304 | usb_ohci_init_pci(pci_bus, 3, -1); |
0d92ed30 PB |
305 | } |
306 | ||
b6b8bd18 FB |
307 | if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8) |
308 | graphic_depth = 15; | |
3cbee15b JM |
309 | #if 0 /* XXX: this is ugly but needed for now, or OHW won't boot */ |
310 | /* The NewWorld NVRAM is not located in the MacIO device */ | |
74e91155 | 311 | nvr = macio_nvram_init(&nvram_mem_index, 0x2000); |
3cbee15b | 312 | pmac_format_nvram_partition(nvr, 0x2000); |
74e91155 | 313 | macio_nvram_map(nvr, 0xFFF04000); |
3cbee15b JM |
314 | nvram.opaque = nvr; |
315 | nvram.read_fn = &macio_nvram_read; | |
316 | nvram.write_fn = &macio_nvram_write; | |
317 | #else | |
318 | m48t59 = m48t59_init(dummy_irq[8], 0xFFF04000, 0x0074, NVRAM_SIZE, 59); | |
319 | nvram.opaque = m48t59; | |
320 | nvram.read_fn = &m48t59_read; | |
321 | nvram.write_fn = &m48t59_write; | |
322 | #endif | |
6ac0e82d AZ |
323 | PPC_NVRAM_set_params(&nvram, NVRAM_SIZE, "MAC99", ram_size, |
324 | ppc_boot_device, kernel_base, kernel_size, | |
b6b8bd18 FB |
325 | kernel_cmdline, |
326 | initrd_base, initrd_size, | |
64201201 | 327 | /* XXX: need an option to load a NVRAM image */ |
b6b8bd18 FB |
328 | 0, |
329 | graphic_width, graphic_height, graphic_depth); | |
330 | /* No PCI init: the BIOS will do it */ | |
0aa6a4a2 FB |
331 | |
332 | /* Special port to get debug messages from Open-Firmware */ | |
333 | register_ioport_write(0x0F00, 4, 1, &PPC_debug_write, NULL); | |
aae9366a | 334 | } |
0aa6a4a2 FB |
335 | |
336 | QEMUMachine core99_machine = { | |
4b32e168 AL |
337 | .name = "mac99", |
338 | .desc = "Mac99 based PowerMAC", | |
339 | .init = ppc_core99_init, | |
340 | .ram_require = BIOS_SIZE + VGA_RAM_SIZE, | |
3d878caa | 341 | .max_cpus = MAX_CPUS, |
0aa6a4a2 | 342 | }; |