diff options
Diffstat (limited to 'hw/ppc/e500.c')
| -rw-r--r-- | hw/ppc/e500.c | 81 |
1 files changed, 31 insertions, 50 deletions
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c index db5ca6e693..f07be08f6e 100644 --- a/hw/ppc/e500.c +++ b/hw/ppc/e500.c @@ -16,6 +16,7 @@ #include "config.h" #include "qemu-common.h" +#include "e500.h" #include "net.h" #include "hw/hw.h" #include "hw/pc.h" @@ -106,24 +107,21 @@ static void dt_serial_create(void *fdt, unsigned long long offset, } static int ppce500_load_device_tree(CPUPPCState *env, + PPCE500Params *params, target_phys_addr_t addr, - target_phys_addr_t ramsize, target_phys_addr_t initrd_base, - target_phys_addr_t initrd_size, - const char *kernel_cmdline) + target_phys_addr_t initrd_size) { int ret = -1; - uint64_t mem_reg_property[] = { 0, cpu_to_be64(ramsize) }; + uint64_t mem_reg_property[] = { 0, cpu_to_be64(params->ram_size) }; int fdt_size; void *fdt; uint8_t hypercall[16]; uint32_t clock_freq = 400000000; uint32_t tb_freq = 400000000; int i; - const char *compatible = "MPC8544DS\0MPC85xxDS"; - int compatible_len = sizeof("MPC8544DS\0MPC85xxDS"); + const char *toplevel_compat = NULL; /* user override */ char compatible_sb[] = "fsl,mpc8544-immr\0simple-bus"; - char model[] = "MPC8544DS"; char soc[128]; char mpic[128]; uint32_t mpic_ph; @@ -146,14 +144,9 @@ static int ppce500_load_device_tree(CPUPPCState *env, machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0); if (machine_opts) { - const char *tmp; dumpdtb = qemu_opt_get(machine_opts, "dumpdtb"); dtb_file = qemu_opt_get(machine_opts, "dtb"); - tmp = qemu_opt_get(machine_opts, "dt_compatible"); - if (tmp) { - compatible = tmp; - compatible_len = strlen(compatible) + 1; - } + toplevel_compat = qemu_opt_get(machine_opts, "dt_compatible"); } if (dtb_file) { @@ -176,8 +169,6 @@ static int ppce500_load_device_tree(CPUPPCState *env, } /* Manipulate device tree in memory. */ - qemu_devtree_setprop_string(fdt, "/", "model", model); - qemu_devtree_setprop(fdt, "/", "compatible", compatible, compatible_len); qemu_devtree_setprop_cell(fdt, "/", "#address-cells", 2); qemu_devtree_setprop_cell(fdt, "/", "#size-cells", 2); @@ -202,7 +193,7 @@ static int ppce500_load_device_tree(CPUPPCState *env, } ret = qemu_devtree_setprop_string(fdt, "/chosen", "bootargs", - kernel_cmdline); + params->kernel_cmdline); if (ret < 0) fprintf(stderr, "couldn't set /chosen/bootargs\n"); @@ -338,6 +329,13 @@ static int ppce500_load_device_tree(CPUPPCState *env, qemu_devtree_setprop_cell(fdt, pci, "#address-cells", 3); qemu_devtree_setprop_string(fdt, "/aliases", "pci0", pci); + params->fixup_devtree(params, fdt); + + if (toplevel_compat) { + qemu_devtree_setprop(fdt, "/", "compatible", toplevel_compat, + strlen(toplevel_compat) + 1); + } + done: if (dumpdtb) { /* Dump the dtb to a file and quit */ @@ -418,12 +416,7 @@ static void ppce500_cpu_reset(void *opaque) mmubooke_create_initial_mapping(env); } -static void ppce500_init(ram_addr_t ram_size, - const char *boot_device, - const char *kernel_filename, - const char *kernel_cmdline, - const char *initrd_filename, - const char *cpu_model) +void ppce500_init(PPCE500Params *params) { MemoryRegion *address_space_mem = get_system_memory(); MemoryRegion *ram = g_new(MemoryRegion, 1); @@ -444,8 +437,8 @@ static void ppce500_init(ram_addr_t ram_size, CPUPPCState *firstenv = NULL; /* Setup CPUs */ - if (cpu_model == NULL) { - cpu_model = "e500v2_v30"; + if (params->cpu_model == NULL) { + params->cpu_model = "e500v2_v30"; } irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *)); @@ -454,7 +447,7 @@ static void ppce500_init(ram_addr_t ram_size, PowerPCCPU *cpu; qemu_irq *input; - cpu = cpu_ppc_init(cpu_model); + cpu = cpu_ppc_init(params->cpu_model); if (cpu == NULL) { fprintf(stderr, "Unable to initialize CPU!\n"); exit(1); @@ -543,43 +536,45 @@ static void ppce500_init(ram_addr_t ram_size, sysbus_create_simple("e500-spin", MPC8544_SPIN_BASE, NULL); /* Load kernel. */ - if (kernel_filename) { - kernel_size = load_uimage(kernel_filename, &entry, &loadaddr, NULL); + if (params->kernel_filename) { + kernel_size = load_uimage(params->kernel_filename, &entry, + &loadaddr, NULL); if (kernel_size < 0) { - kernel_size = load_elf(kernel_filename, NULL, NULL, &elf_entry, - &elf_lowaddr, NULL, 1, ELF_MACHINE, 0); + kernel_size = load_elf(params->kernel_filename, NULL, NULL, + &elf_entry, &elf_lowaddr, NULL, 1, + ELF_MACHINE, 0); entry = elf_entry; loadaddr = elf_lowaddr; } /* XXX try again as binary */ if (kernel_size < 0) { fprintf(stderr, "qemu: could not load kernel '%s'\n", - kernel_filename); + params->kernel_filename); exit(1); } } /* Load initrd. */ - if (initrd_filename) { + if (params->initrd_filename) { initrd_base = (kernel_size + INITRD_LOAD_PAD) & ~INITRD_PAD_MASK; - initrd_size = load_image_targphys(initrd_filename, initrd_base, + initrd_size = load_image_targphys(params->initrd_filename, initrd_base, ram_size - initrd_base); if (initrd_size < 0) { fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", - initrd_filename); + params->initrd_filename); exit(1); } } /* If we're loading a kernel directly, we must load the device tree too. */ - if (kernel_filename) { + if (params->kernel_filename) { struct boot_info *boot_info; int dt_size; dt_base = (loadaddr + kernel_size + DTC_LOAD_PAD) & ~DTC_PAD_MASK; - dt_size = ppce500_load_device_tree(env, dt_base, ram_size, initrd_base, - initrd_size, kernel_cmdline); + dt_size = ppce500_load_device_tree(env, params, dt_base, initrd_base, + initrd_size); if (dt_size < 0) { fprintf(stderr, "couldn't load device tree\n"); exit(1); @@ -595,17 +590,3 @@ static void ppce500_init(ram_addr_t ram_size, kvmppc_init(); } } - -static QEMUMachine ppce500_machine = { - .name = "mpc8544ds", - .desc = "mpc8544ds", - .init = ppce500_init, - .max_cpus = 15, -}; - -static void ppce500_machine_init(void) -{ - qemu_register_machine(&ppce500_machine); -} - -machine_init(ppce500_machine_init); |