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Implement embedded IRQ controller for PowerPC 6xx/740 & 750.

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Fix PowerPC external interrupt input handling and lowering.
Fix OpenPIC output pins management.
Fix multiples bugs in OpenPIC IRQ management.
Fix OpenPIC CPU(s) reset function.
Fix Mac99 machine to properly route OpenPIC outputs to the PowerPC input pins.
Fix PREP machine to properly route i8259 output to the PowerPC external
  interrupt pin.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2647 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
j_mayer 2007-04-09 22:45:36 +00:00
parent 682c4f1559
commit e9df014c0b
9 changed files with 287 additions and 119 deletions
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3
hw/ppc_prep.c
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@ -548,7 +548,6 @@ static void ppc_prep_init (int ram_size, int vga_ram_size, int boot_device,
cpu_abort(env, "Unable to find PowerPC CPU definition\n");
}
cpu_ppc_register(env, def);
cpu_ppc_irq_init_cpu(env);
/* Set time-base frequency to 100 Mhz */
cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
@ -599,7 +598,7 @@ static void ppc_prep_init (int ram_size, int vga_ram_size, int boot_device,
}
isa_mem_base = 0xc0000000;
i8259 = i8259_init(first_cpu->irq[PPC_INTERRUPT_EXT]);
i8259 = i8259_init(first_cpu->irq_inputs[PPC_INPUT_INT]);
pci_bus = pci_prep_init(i8259);
// pci_bus = i440fx_init();
/* Register 8 MB of ISA IO space (needed for non-contiguous map) */