diff options
Diffstat (limited to 'hw/iommu.c')
| -rw-r--r-- | hw/iommu.c | 100 |
1 files changed, 50 insertions, 50 deletions
@@ -81,7 +81,7 @@ do { printf("IOMMU: " fmt , ##args); } while (0) #define IOMMU_SBCFG_BA16 0x00000004 /* Slave supports 16 byte bursts */ #define IOMMU_SBCFG_BA8 0x00000002 /* Slave supports 8 byte bursts */ #define IOMMU_SBCFG_BYPASS 0x00000001 /* Bypass IOMMU, treat all addresses - produced by this device as pure + produced by this device as pure physical. */ #define IOMMU_SBCFG_MASK 0x00010003 @@ -98,7 +98,7 @@ do { printf("IOMMU: " fmt , ##args); } while (0) #define PAGE_SHIFT 12 #define PAGE_SIZE (1 << PAGE_SHIFT) -#define PAGE_MASK (PAGE_SIZE - 1) +#define PAGE_MASK (PAGE_SIZE - 1) typedef struct IOMMUState { target_phys_addr_t addr; @@ -114,9 +114,9 @@ static uint32_t iommu_mem_readw(void *opaque, target_phys_addr_t addr) saddr = (addr - s->addr) >> 2; switch (saddr) { default: - DPRINTF("read reg[%d] = %x\n", (int)saddr, s->regs[saddr]); - return s->regs[saddr]; - break; + DPRINTF("read reg[%d] = %x\n", (int)saddr, s->regs[saddr]); + return s->regs[saddr]; + break; } return 0; } @@ -130,61 +130,61 @@ static void iommu_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val DPRINTF("write reg[%d] = %x\n", (int)saddr, val); switch (saddr) { case IOMMU_CTRL: - switch (val & IOMMU_CTRL_RNGE) { - case IOMMU_RNGE_16MB: - s->iostart = 0xffffffffff000000ULL; - break; - case IOMMU_RNGE_32MB: - s->iostart = 0xfffffffffe000000ULL; - break; - case IOMMU_RNGE_64MB: - s->iostart = 0xfffffffffc000000ULL; - break; - case IOMMU_RNGE_128MB: - s->iostart = 0xfffffffff8000000ULL; - break; - case IOMMU_RNGE_256MB: - s->iostart = 0xfffffffff0000000ULL; - break; - case IOMMU_RNGE_512MB: - s->iostart = 0xffffffffe0000000ULL; - break; - case IOMMU_RNGE_1GB: - s->iostart = 0xffffffffc0000000ULL; - break; - default: - case IOMMU_RNGE_2GB: - s->iostart = 0xffffffff80000000ULL; - break; - } - DPRINTF("iostart = " TARGET_FMT_plx "\n", s->iostart); - s->regs[saddr] = ((val & IOMMU_CTRL_MASK) | IOMMU_VERSION); - break; + switch (val & IOMMU_CTRL_RNGE) { + case IOMMU_RNGE_16MB: + s->iostart = 0xffffffffff000000ULL; + break; + case IOMMU_RNGE_32MB: + s->iostart = 0xfffffffffe000000ULL; + break; + case IOMMU_RNGE_64MB: + s->iostart = 0xfffffffffc000000ULL; + break; + case IOMMU_RNGE_128MB: + s->iostart = 0xfffffffff8000000ULL; + break; + case IOMMU_RNGE_256MB: + s->iostart = 0xfffffffff0000000ULL; + break; + case IOMMU_RNGE_512MB: + s->iostart = 0xffffffffe0000000ULL; + break; + case IOMMU_RNGE_1GB: + s->iostart = 0xffffffffc0000000ULL; + break; + default: + case IOMMU_RNGE_2GB: + s->iostart = 0xffffffff80000000ULL; + break; + } + DPRINTF("iostart = " TARGET_FMT_plx "\n", s->iostart); + s->regs[saddr] = ((val & IOMMU_CTRL_MASK) | IOMMU_VERSION); + break; case IOMMU_BASE: - s->regs[saddr] = val & IOMMU_BASE_MASK; - break; + s->regs[saddr] = val & IOMMU_BASE_MASK; + break; case IOMMU_TLBFLUSH: - DPRINTF("tlb flush %x\n", val); - s->regs[saddr] = val & IOMMU_TLBFLUSH_MASK; - break; + DPRINTF("tlb flush %x\n", val); + s->regs[saddr] = val & IOMMU_TLBFLUSH_MASK; + break; case IOMMU_PGFLUSH: - DPRINTF("page flush %x\n", val); - s->regs[saddr] = val & IOMMU_PGFLUSH_MASK; - break; + DPRINTF("page flush %x\n", val); + s->regs[saddr] = val & IOMMU_PGFLUSH_MASK; + break; case IOMMU_SBCFG0: case IOMMU_SBCFG1: case IOMMU_SBCFG2: case IOMMU_SBCFG3: - s->regs[saddr] = val & IOMMU_SBCFG_MASK; - break; + s->regs[saddr] = val & IOMMU_SBCFG_MASK; + break; case IOMMU_ARBEN: // XXX implement SBus probing: fault when reading unmapped // addresses, fault cause and address stored to MMU/IOMMU - s->regs[saddr] = (val & IOMMU_ARBEN_MASK) | IOMMU_MID; - break; + s->regs[saddr] = (val & IOMMU_ARBEN_MASK) | IOMMU_MID; + break; default: - s->regs[saddr] = val; - break; + s->regs[saddr] = val; + break; } } @@ -283,7 +283,7 @@ static void iommu_save(QEMUFile *f, void *opaque) int i; for (i = 0; i < IOMMU_NREGS; i++) - qemu_put_be32s(f, &s->regs[i]); + qemu_put_be32s(f, &s->regs[i]); qemu_put_be64s(f, &s->iostart); } |