diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/nseries.c | 10 | ||||
| -rw-r--r-- | hw/omap.h | 4 | ||||
| -rw-r--r-- | hw/omap_gpmc.c | 59 |
3 files changed, 26 insertions, 47 deletions
diff --git a/hw/nseries.c b/hw/nseries.c index 7e1ad34877..f7ace9979c 100644 --- a/hw/nseries.c +++ b/hw/nseries.c @@ -182,9 +182,7 @@ static void n8x0_nand_setup(struct n800_s *s) sysbus_connect_irq(sysbus_from_qdev(s->nand), 0, qdev_get_gpio_in(s->cpu->gpio, N8X0_ONENAND_GPIO)); omap_gpmc_attach(s->cpu->gpmc, N8X0_ONENAND_CS, - sysbus_mmio_get_region(sysbus_from_qdev(s->nand), 0), - NULL, NULL, - s->nand); + sysbus_mmio_get_region(sysbus_from_qdev(s->nand), 0)); otp_region = onenand_raw_otp(s->nand); memcpy(otp_region + 0x000, n8x0_cal_wlan_mac, sizeof(n8x0_cal_wlan_mac)); @@ -781,10 +779,8 @@ static void n8x0_usb_setup(struct n800_s *s) TUSBState *tusb = tusb6010_init(tusb_irq); /* Using the NOR interface */ - omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_ASYNC_CS, - tusb6010_async_io(tusb), NULL, NULL, tusb); - omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_SYNC_CS, - tusb6010_sync_io(tusb), NULL, NULL, tusb); + omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_ASYNC_CS, tusb6010_async_io(tusb)); + omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_SYNC_CS, tusb6010_sync_io(tusb)); s->usb = tusb; qdev_connect_gpio_out(s->cpu->gpio, N8X0_TUSB_ENABLE_GPIO, tusb_pwr); @@ -120,9 +120,7 @@ void omap_sdrc_reset(struct omap_sdrc_s *s); struct omap_gpmc_s; struct omap_gpmc_s *omap_gpmc_init(target_phys_addr_t base, qemu_irq irq); void omap_gpmc_reset(struct omap_gpmc_s *s); -void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, MemoryRegion *iomem, - void (*base_upd)(void *opaque, target_phys_addr_t new), - void (*unmap)(void *opaque), void *opaque); +void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, MemoryRegion *iomem); /* * Common IRQ numbers for level 1 interrupt handler diff --git a/hw/omap_gpmc.c b/hw/omap_gpmc.c index 673dddd237..19f246c7e5 100644 --- a/hw/omap_gpmc.c +++ b/hw/omap_gpmc.c @@ -40,13 +40,8 @@ struct omap_gpmc_s { int prefcount; struct omap_gpmc_cs_file_s { uint32_t config[7]; - target_phys_addr_t base; - size_t size; MemoryRegion *iomem; MemoryRegion container; - void (*base_update)(void *opaque, target_phys_addr_t new); - void (*unmap)(void *opaque); - void *opaque; } cs_file[8]; int ecc_cs; int ecc_ptr; @@ -61,6 +56,12 @@ static void omap_gpmc_int_update(struct omap_gpmc_s *s) static void omap_gpmc_cs_map(struct omap_gpmc_cs_file_s *f, int base, int mask) { + uint32_t size; + + if (!f->iomem) { + return; + } + /* TODO: check for overlapping regions and report access errors */ if ((mask != 0x8 && mask != 0xc && mask != 0xe && mask != 0xf) || (base < 0 || base >= 0x40) || @@ -70,39 +71,27 @@ static void omap_gpmc_cs_map(struct omap_gpmc_cs_file_s *f, int base, int mask) return; } - if (!f->opaque) - return; - - f->base = base << 24; - f->size = (0x0fffffff & ~(mask << 24)) + 1; + base <<= 24; + size = (0x0fffffff & ~(mask << 24)) + 1; /* TODO: rather than setting the size of the mapping (which should be * constant), the mask should cause wrapping of the address space, so * that the same memory becomes accessible at every <i>size</i> bytes * starting from <i>base</i>. */ - if (f->iomem) { - memory_region_init(&f->container, "omap-gpmc-file", f->size); - memory_region_add_subregion(&f->container, 0, f->iomem); - memory_region_add_subregion(get_system_memory(), f->base, - &f->container); - } - - if (f->base_update) - f->base_update(f->opaque, f->base); + memory_region_init(&f->container, "omap-gpmc-file", size); + memory_region_add_subregion(&f->container, 0, f->iomem); + memory_region_add_subregion(get_system_memory(), base, + &f->container); } static void omap_gpmc_cs_unmap(struct omap_gpmc_cs_file_s *f) { - if (f->size) { - if (f->unmap) - f->unmap(f->opaque); - if (f->iomem) { - memory_region_del_subregion(get_system_memory(), &f->container); - memory_region_del_subregion(&f->container, f->iomem); - memory_region_destroy(&f->container); - } - f->base = 0; - f->size = 0; + if (!f->iomem) { + return; } + + memory_region_del_subregion(get_system_memory(), &f->container); + memory_region_del_subregion(&f->container, f->iomem); + memory_region_destroy(&f->container); } void omap_gpmc_reset(struct omap_gpmc_s *s) @@ -399,19 +388,18 @@ struct omap_gpmc_s *omap_gpmc_init(target_phys_addr_t base, qemu_irq irq) struct omap_gpmc_s *s = (struct omap_gpmc_s *) g_malloc0(sizeof(struct omap_gpmc_s)); - omap_gpmc_reset(s); - memory_region_init_io(&s->iomem, &omap_gpmc_ops, s, "omap-gpmc", 0x1000); memory_region_add_subregion(get_system_memory(), base, &s->iomem); + omap_gpmc_reset(s); + return s; } -void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, MemoryRegion *iomem, - void (*base_upd)(void *opaque, target_phys_addr_t new), - void (*unmap)(void *opaque), void *opaque) +void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, MemoryRegion *iomem) { struct omap_gpmc_cs_file_s *f; + assert(iomem); if (cs < 0 || cs >= 8) { fprintf(stderr, "%s: bad chip-select %i\n", __FUNCTION__, cs); @@ -420,9 +408,6 @@ void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, MemoryRegion *iomem, f = &s->cs_file[cs]; f->iomem = iomem; - f->base_update = base_upd; - f->unmap = unmap; - f->opaque = opaque; if (f->config[6] & (1 << 6)) /* CSVALID */ omap_gpmc_cs_map(f, f->config[6] & 0x1f, /* MASKADDR */ |