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[Qemu-devel] RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support
From: |
Liu Yu |
Subject: |
[Qemu-devel] RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support |
Date: |
Tue, 20 Jan 2009 11:09:48 +0800 |
> -----Original Message-----
> From: address@hidden
> [mailto:address@hidden On Behalf Of Hollis Blanchard
> Sent: Saturday, January 17, 2009 2:10 AM
> To: Liu Yu-B13201
> Cc: address@hidden; address@hidden
> Subject: RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support
>
> Hmm, I have no idea why I didn't see this patch. Maybe it got
> caught in
> a spam filter.
I should have cc to you...
>
> On Fri, 2009-01-16 at 16:22 +0800, Liu Yu wrote:
> > > -----Original Message-----
> > > From: Liu Yu-B13201
> > > Sent: Thursday, January 15, 2009 8:34 PM
> > > To: address@hidden
> > > Cc: address@hidden; Liu Yu-B13201
> > > Subject: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support
> > >
> > > MPC85xx adopts E500 core.
> > > This patch hopes to support all MPC85xx boards.
> > >
> > > Signed-off-by: Liu Yu <address@hidden>
> > > --- /dev/null
> > > +++ b/hw/ppce500_mpc85xx.c
> > > +static void mpc85xx_init(ram_addr_t ram_size, int vga_ram_size,
> > > + const char *boot_device, DisplayState *ds,
> > > + const char *kernel_filename,
> > > + const char *kernel_cmdline,
> > > + const char *initrd_filename,
> > > + const char *cpu_model)
> > > +{
> > > + PCIBus *pci_bus;
> > > + CPUState *env;
> > > + uint64_t elf_entry;
> > > + uint64_t elf_lowaddr;
> > > + target_ulong entry=0;
> > > + target_ulong loadaddr=UIMAGE_LOAD_BASE;
> > > + target_long kernel_size=0;
> > > + target_ulong dt_base=DTB_LOAD_BASE;
> > > + target_ulong initrd_base=INITRD_LOAD_BASE;
> > > + target_long initrd_size=0;
> > > + void *fdt;
> > > + int i=0;
> > > + unsigned int pci_irq_nrs[4] = {1, 2, 3, 4};
> > > + qemu_irq *irqs, *mpic, *pci_irqs;
> > > + SerialState * serial[2];
> > > +
> > > + /* Setup CPU */
> > > + env = ppce500_init(&ram_size);
> > > +
> > > + /* MPIC */
> > > + irqs = qemu_mallocz(sizeof(qemu_irq) * MPIC_OUTPUT_NB);
> > > + irqs[MPIC_OUTPUT_INT] = ((qemu_irq
> > > *)env->irq_inputs)[PPCE500_INPUT_INT];
> > > + irqs[MPIC_OUTPUT_CINT] = ((qemu_irq
> > > *)env->irq_inputs)[PPCE500_INPUT_CINT];
> > > + mpic = mpic_init(MPC85xx_MPIC_REGS_BASE, 1, &irqs, NULL);
> > > +
> > > + /* Serial */
> > > + if (serial_hds[0])
> > > + serial[0] = serial_mm_init(MPC85xx_SERIAL0_REGS_BASE,
> > > + 0, mpic[12+26], 399193,
> > > + serial_hds[0], 1);
> > > +
> > > + if (serial_hds[1])
> > > + serial[0] = serial_mm_init(MPC85xx_SERIAL1_REGS_BASE,
> > > + 0, mpic[12+26], 399193,
> > > + serial_hds[0], 1);
> > > +
> > > + /* PCI */
> > > + pci_irqs = qemu_malloc(sizeof(qemu_irq) * 4);
> > > + pci_irqs[0] = mpic[pci_irq_nrs[0]];
> > > + pci_irqs[1] = mpic[pci_irq_nrs[1]];
> > > + pci_irqs[2] = mpic[pci_irq_nrs[2]];
> > > + pci_irqs[3] = mpic[pci_irq_nrs[3]];
> > > + pci_bus = ppce500_pci_init(pci_irqs, MPC85xx_PCI_REGS_BASE);
> > > + if (!pci_bus)
> > > + printf("couldn't create PCI controller!\n");
> > > +
> > > + isa_mmio_init(MPC85xx_PCI_IO, MPC85xx_PCI_IOLEN);
> > > +
> > > + /* Register mem */
> > > + cpu_register_physical_memory(0, ram_size, 0);
> >
> > Hollis, I didn't see the memeory register like this in 440 code.
> > Is that a bug?
>
> RAM is allocated in vl.c (see the call to qemu_vmalloc()), so it looks
> like you're actually allocating twice the amount of memory you should
> be.
>
It's odd.
I cannot make it work without cpu_register_physical_memory() which
ultimately call kvm_set_phys_mem().
But qemu_vmalloc() seems just to call mmap().
Did I miss anything?
- [Qemu-devel] [PATCH 1/9] powerpc/kvm: Fix a uninitialized bug, (continued)
- [Qemu-devel] [PATCH 1/9] powerpc/kvm: Fix a uninitialized bug, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 2/9] powerpc/kvm: fix a openpic bug, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 3/9] powerpc/kvm: Enable mpic for E500 platform, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 4/9] powerpc/kvm: enable POWERPC_MMU_BOOKE_FSL when kvm is enabled, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 5/9] powerpc/kvm: Add freescale pci controller's support, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 6/9] powerpc/kvm: Add E500 irq support, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 7/9] powerpc/kvm: Add E500 core emulation, Liu Yu, 2009/01/15
- [Qemu-devel] [PATCH 8/9] powerpc/kvm: extern one function for E500 code use, Liu Yu, 2009/01/15
- Message not available
- [Qemu-devel] RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support, Liu Yu, 2009/01/16
- [Qemu-devel] RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support, Hollis Blanchard, 2009/01/16
- [Qemu-devel] RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support,
Liu Yu <=
- [Qemu-devel] RE: [PATCH 9/9] powerpc/kvm: Add MPC85xx board support, Hollis Blanchard, 2009/01/20
- [Qemu-devel] Re: [PATCH 7/9] powerpc/kvm: Add E500 core emulation, Hollis Blanchard, 2009/01/15
- [Qemu-devel] RE: [PATCH 7/9] powerpc/kvm: Add E500 core emulation, Liu Yu, 2009/01/16
- [Qemu-devel] RE: [PATCH 7/9] powerpc/kvm: Add E500 core emulation, Hollis Blanchard, 2009/01/16
- [Qemu-devel] RE: [PATCH 7/9] powerpc/kvm: Add E500 core emulation, Liu Yu, 2009/01/19
- [Qemu-devel] RE: [PATCH 7/9] powerpc/kvm: Add E500 core emulation, Liu Yu, 2009/01/19
- [Qemu-devel] Re: [PATCH 5/9] powerpc/kvm: Add freescale pci controller's support, Hollis Blanchard, 2009/01/15
- [Qemu-devel] RE: [PATCH 5/9] powerpc/kvm: Add freescale pci controller's support, Liu Yu, 2009/01/16
- Re: [Qemu-devel] [PATCH 3/9] powerpc/kvm: Enable mpic for E500 platform, Anthony Liguori, 2009/01/15
- RE: [Qemu-devel] [PATCH 3/9] powerpc/kvm: Enable mpic for E500 platform, Liu Yu, 2009/01/16