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b2097003ec
Introduce a max_cpus per-machine variable, allowing individual boards to limit it's number of CPUs. Check requested number of CPUs in setup code and exit if it exceeds the supported number for the machine. This also renders the static MAX_CPUS check obsolete, so remove this from vl.c. Signed-off-by: Jes Sorensen <jes@sgi.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5443 c046a42c-6fe2-441c-8c8c-71466251a162
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/*
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* Dummy board with just RAM and CPU for use as an ISS.
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*
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* Copyright (c) 2007 CodeSourcery.
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*
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* This code is licenced under the GPL
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*/
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#include "hw.h"
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#include "sysemu.h"
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#include "boards.h"
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#define KERNEL_LOAD_ADDR 0x10000
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/* Board init. */
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static void dummy_m68k_init(ram_addr_t ram_size, int vga_ram_size,
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const char *boot_device, DisplayState *ds,
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const char *kernel_filename, const char *kernel_cmdline,
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const char *initrd_filename, const char *cpu_model)
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{
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CPUState *env;
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int kernel_size;
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uint64_t elf_entry;
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target_ulong entry;
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if (!cpu_model)
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cpu_model = "cfv4e";
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env = cpu_init(cpu_model);
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if (!env) {
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fprintf(stderr, "Unable to find m68k CPU definition\n");
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exit(1);
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}
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/* Initialize CPU registers. */
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env->vbr = 0;
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/* RAM at address zero */
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cpu_register_physical_memory(0, ram_size,
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qemu_ram_alloc(ram_size) | IO_MEM_RAM);
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/* Load kernel. */
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if (kernel_filename) {
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kernel_size = load_elf(kernel_filename, 0, &elf_entry, NULL, NULL);
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entry = elf_entry;
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if (kernel_size < 0) {
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kernel_size = load_uboot(kernel_filename, &entry, NULL);
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}
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if (kernel_size < 0) {
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kernel_size = load_image(kernel_filename,
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phys_ram_base + KERNEL_LOAD_ADDR);
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entry = KERNEL_LOAD_ADDR;
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}
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if (kernel_size < 0) {
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fprintf(stderr, "qemu: could not load kernel '%s'\n",
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kernel_filename);
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exit(1);
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}
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} else {
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entry = 0;
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}
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env->pc = entry;
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}
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QEMUMachine dummy_m68k_machine = {
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.name = "dummy",
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.desc = "Dummy board",
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.init = dummy_m68k_init,
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.max_cpus = 1,
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};
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