diff options
Diffstat (limited to 'hw/ppc4xx_devs.c')
| -rw-r--r-- | hw/ppc4xx_devs.c | 72 |
1 files changed, 33 insertions, 39 deletions
diff --git a/hw/ppc4xx_devs.c b/hw/ppc4xx_devs.c index aec0602ce..c02cebfb6 100644 --- a/hw/ppc4xx_devs.c +++ b/hw/ppc4xx_devs.c @@ -246,18 +246,16 @@ ppc4xx_mmio_t *ppc4xx_mmio_init (CPUState *env, target_phys_addr_t base) int mmio_memory; mmio = qemu_mallocz(sizeof(ppc4xx_mmio_t)); - if (mmio != NULL) { - mmio->base = base; - mmio_memory = cpu_register_io_memory(0, mmio_read, mmio_write, mmio); + mmio->base = base; + mmio_memory = cpu_register_io_memory(0, mmio_read, mmio_write, mmio); #if defined(DEBUG_MMIO) - printf("%s: base " PADDRX " len %08x %d\n", __func__, - base, TARGET_PAGE_SIZE, mmio_memory); + printf("%s: base " PADDRX " len %08x %d\n", __func__, + base, TARGET_PAGE_SIZE, mmio_memory); #endif - cpu_register_physical_memory(base, TARGET_PAGE_SIZE, mmio_memory); - ppc4xx_mmio_register(env, mmio, 0, TARGET_PAGE_SIZE, - unassigned_mmio_read, unassigned_mmio_write, - mmio); - } + cpu_register_physical_memory(base, TARGET_PAGE_SIZE, mmio_memory); + ppc4xx_mmio_register(env, mmio, 0, TARGET_PAGE_SIZE, + unassigned_mmio_read, unassigned_mmio_write, + mmio); return mmio; } @@ -492,18 +490,16 @@ qemu_irq *ppcuic_init (CPUState *env, qemu_irq *irqs, int i; uic = qemu_mallocz(sizeof(ppcuic_t)); - if (uic != NULL) { - uic->dcr_base = dcr_base; - uic->irqs = irqs; - if (has_vr) - uic->use_vectors = 1; - for (i = 0; i < DCR_UICMAX; i++) { - ppc_dcr_register(env, dcr_base + i, uic, - &dcr_read_uic, &dcr_write_uic); - } - qemu_register_reset(ppcuic_reset, uic); - ppcuic_reset(uic); + uic->dcr_base = dcr_base; + uic->irqs = irqs; + if (has_vr) + uic->use_vectors = 1; + for (i = 0; i < DCR_UICMAX; i++) { + ppc_dcr_register(env, dcr_base + i, uic, + &dcr_read_uic, &dcr_write_uic); } + qemu_register_reset(ppcuic_reset, uic); + ppcuic_reset(uic); return qemu_allocate_irqs(&ppcuic_set_irq, uic, UIC_MAX_IRQ); } @@ -829,24 +825,22 @@ void ppc4xx_sdram_init (CPUState *env, qemu_irq irq, int nbanks, ppc4xx_sdram_t *sdram; sdram = qemu_mallocz(sizeof(ppc4xx_sdram_t)); - if (sdram != NULL) { - sdram->irq = irq; - sdram->nbanks = nbanks; - memset(sdram->ram_bases, 0, 4 * sizeof(target_phys_addr_t)); - memcpy(sdram->ram_bases, ram_bases, - nbanks * sizeof(target_phys_addr_t)); - memset(sdram->ram_sizes, 0, 4 * sizeof(target_phys_addr_t)); - memcpy(sdram->ram_sizes, ram_sizes, - nbanks * sizeof(target_phys_addr_t)); - sdram_reset(sdram); - qemu_register_reset(&sdram_reset, sdram); - ppc_dcr_register(env, SDRAM0_CFGADDR, - sdram, &dcr_read_sdram, &dcr_write_sdram); - ppc_dcr_register(env, SDRAM0_CFGDATA, - sdram, &dcr_read_sdram, &dcr_write_sdram); - if (do_init) - sdram_map_bcr(sdram); - } + sdram->irq = irq; + sdram->nbanks = nbanks; + memset(sdram->ram_bases, 0, 4 * sizeof(target_phys_addr_t)); + memcpy(sdram->ram_bases, ram_bases, + nbanks * sizeof(target_phys_addr_t)); + memset(sdram->ram_sizes, 0, 4 * sizeof(target_phys_addr_t)); + memcpy(sdram->ram_sizes, ram_sizes, + nbanks * sizeof(target_phys_addr_t)); + sdram_reset(sdram); + qemu_register_reset(&sdram_reset, sdram); + ppc_dcr_register(env, SDRAM0_CFGADDR, + sdram, &dcr_read_sdram, &dcr_write_sdram); + ppc_dcr_register(env, SDRAM0_CFGDATA, + sdram, &dcr_read_sdram, &dcr_write_sdram); + if (do_init) + sdram_map_bcr(sdram); } /* Fill in consecutive SDRAM banks with 'ram_size' bytes of memory. |