diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/pci/pci.h | 42 | ||||
| -rw-r--r-- | include/hw/ppc/spapr_vio.h | 30 | ||||
| -rw-r--r-- | include/sysemu/dma.h | 88 |
3 files changed, 97 insertions, 63 deletions
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index e7cdf2d5ec..5b36334a28 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -806,9 +806,10 @@ static inline AddressSpace *pci_get_address_space(PCIDevice *dev) */ static inline MemTxResult pci_dma_rw(PCIDevice *dev, dma_addr_t addr, void *buf, dma_addr_t len, - DMADirection dir) + DMADirection dir, MemTxAttrs attrs) { - return dma_memory_rw(pci_get_address_space(dev), addr, buf, len, dir); + return dma_memory_rw(pci_get_address_space(dev), addr, buf, len, + dir, attrs); } /** @@ -826,7 +827,8 @@ static inline MemTxResult pci_dma_rw(PCIDevice *dev, dma_addr_t addr, static inline MemTxResult pci_dma_read(PCIDevice *dev, dma_addr_t addr, void *buf, dma_addr_t len) { - return pci_dma_rw(dev, addr, buf, len, DMA_DIRECTION_TO_DEVICE); + return pci_dma_rw(dev, addr, buf, len, + DMA_DIRECTION_TO_DEVICE, MEMTXATTRS_UNSPECIFIED); } /** @@ -844,19 +846,24 @@ static inline MemTxResult pci_dma_read(PCIDevice *dev, dma_addr_t addr, static inline MemTxResult pci_dma_write(PCIDevice *dev, dma_addr_t addr, const void *buf, dma_addr_t len) { - return pci_dma_rw(dev, addr, (void *) buf, len, DMA_DIRECTION_FROM_DEVICE); -} - -#define PCI_DMA_DEFINE_LDST(_l, _s, _bits) \ - static inline uint##_bits##_t ld##_l##_pci_dma(PCIDevice *dev, \ - dma_addr_t addr) \ - { \ - return ld##_l##_dma(pci_get_address_space(dev), addr); \ - } \ - static inline void st##_s##_pci_dma(PCIDevice *dev, \ - dma_addr_t addr, uint##_bits##_t val) \ - { \ - st##_s##_dma(pci_get_address_space(dev), addr, val); \ + return pci_dma_rw(dev, addr, (void *) buf, len, + DMA_DIRECTION_FROM_DEVICE, MEMTXATTRS_UNSPECIFIED); +} + +#define PCI_DMA_DEFINE_LDST(_l, _s, _bits) \ + static inline MemTxResult ld##_l##_pci_dma(PCIDevice *dev, \ + dma_addr_t addr, \ + uint##_bits##_t *val, \ + MemTxAttrs attrs) \ + { \ + return ld##_l##_dma(pci_get_address_space(dev), addr, val, attrs); \ + } \ + static inline MemTxResult st##_s##_pci_dma(PCIDevice *dev, \ + dma_addr_t addr, \ + uint##_bits##_t val, \ + MemTxAttrs attrs) \ + { \ + return st##_s##_dma(pci_get_address_space(dev), addr, val, attrs); \ } PCI_DMA_DEFINE_LDST(ub, b, 8); @@ -874,7 +881,8 @@ static inline void *pci_dma_map(PCIDevice *dev, dma_addr_t addr, { void *buf; - buf = dma_memory_map(pci_get_address_space(dev), addr, plen, dir); + buf = dma_memory_map(pci_get_address_space(dev), addr, plen, dir, + MEMTXATTRS_UNSPECIFIED); return buf; } diff --git a/include/hw/ppc/spapr_vio.h b/include/hw/ppc/spapr_vio.h index 4bea87f39c..7eae1a4847 100644 --- a/include/hw/ppc/spapr_vio.h +++ b/include/hw/ppc/spapr_vio.h @@ -91,35 +91,47 @@ static inline void spapr_vio_irq_pulse(SpaprVioDevice *dev) static inline bool spapr_vio_dma_valid(SpaprVioDevice *dev, uint64_t taddr, uint32_t size, DMADirection dir) { - return dma_memory_valid(&dev->as, taddr, size, dir); + return dma_memory_valid(&dev->as, taddr, size, dir, MEMTXATTRS_UNSPECIFIED); } static inline int spapr_vio_dma_read(SpaprVioDevice *dev, uint64_t taddr, void *buf, uint32_t size) { - return (dma_memory_read(&dev->as, taddr, buf, size) != 0) ? + return (dma_memory_read(&dev->as, taddr, + buf, size, MEMTXATTRS_UNSPECIFIED) != 0) ? H_DEST_PARM : H_SUCCESS; } static inline int spapr_vio_dma_write(SpaprVioDevice *dev, uint64_t taddr, const void *buf, uint32_t size) { - return (dma_memory_write(&dev->as, taddr, buf, size) != 0) ? + return (dma_memory_write(&dev->as, taddr, + buf, size, MEMTXATTRS_UNSPECIFIED) != 0) ? H_DEST_PARM : H_SUCCESS; } static inline int spapr_vio_dma_set(SpaprVioDevice *dev, uint64_t taddr, uint8_t c, uint32_t size) { - return (dma_memory_set(&dev->as, taddr, c, size) != 0) ? + return (dma_memory_set(&dev->as, taddr, + c, size, MEMTXATTRS_UNSPECIFIED) != 0) ? H_DEST_PARM : H_SUCCESS; } -#define vio_stb(_dev, _addr, _val) (stb_dma(&(_dev)->as, (_addr), (_val))) -#define vio_sth(_dev, _addr, _val) (stw_be_dma(&(_dev)->as, (_addr), (_val))) -#define vio_stl(_dev, _addr, _val) (stl_be_dma(&(_dev)->as, (_addr), (_val))) -#define vio_stq(_dev, _addr, _val) (stq_be_dma(&(_dev)->as, (_addr), (_val))) -#define vio_ldq(_dev, _addr) (ldq_be_dma(&(_dev)->as, (_addr))) +#define vio_stb(_dev, _addr, _val) \ + (stb_dma(&(_dev)->as, (_addr), (_val), MEMTXATTRS_UNSPECIFIED)) +#define vio_sth(_dev, _addr, _val) \ + (stw_be_dma(&(_dev)->as, (_addr), (_val), MEMTXATTRS_UNSPECIFIED)) +#define vio_stl(_dev, _addr, _val) \ + (stl_be_dma(&(_dev)->as, (_addr), (_val), MEMTXATTRS_UNSPECIFIED)) +#define vio_stq(_dev, _addr, _val) \ + (stq_be_dma(&(_dev)->as, (_addr), (_val), MEMTXATTRS_UNSPECIFIED)) +#define vio_ldq(_dev, _addr) \ + ({ \ + uint64_t _val; \ + ldq_be_dma(&(_dev)->as, (_addr), &_val, MEMTXATTRS_UNSPECIFIED); \ + _val; \ + }) int spapr_vio_send_crq(SpaprVioDevice *dev, uint8_t *crq); diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h index 3201e7901d..b3faef41b2 100644 --- a/include/sysemu/dma.h +++ b/include/sysemu/dma.h @@ -73,19 +73,20 @@ static inline void dma_barrier(AddressSpace *as, DMADirection dir) * dma_memory_{read,write}() and check for errors */ static inline bool dma_memory_valid(AddressSpace *as, dma_addr_t addr, dma_addr_t len, - DMADirection dir) + DMADirection dir, MemTxAttrs attrs) { return address_space_access_valid(as, addr, len, dir == DMA_DIRECTION_FROM_DEVICE, - MEMTXATTRS_UNSPECIFIED); + attrs); } static inline MemTxResult dma_memory_rw_relaxed(AddressSpace *as, dma_addr_t addr, void *buf, dma_addr_t len, - DMADirection dir) + DMADirection dir, + MemTxAttrs attrs) { - return address_space_rw(as, addr, MEMTXATTRS_UNSPECIFIED, + return address_space_rw(as, addr, attrs, buf, len, dir == DMA_DIRECTION_FROM_DEVICE); } @@ -93,7 +94,9 @@ static inline MemTxResult dma_memory_read_relaxed(AddressSpace *as, dma_addr_t addr, void *buf, dma_addr_t len) { - return dma_memory_rw_relaxed(as, addr, buf, len, DMA_DIRECTION_TO_DEVICE); + return dma_memory_rw_relaxed(as, addr, buf, len, + DMA_DIRECTION_TO_DEVICE, + MEMTXATTRS_UNSPECIFIED); } static inline MemTxResult dma_memory_write_relaxed(AddressSpace *as, @@ -102,7 +105,8 @@ static inline MemTxResult dma_memory_write_relaxed(AddressSpace *as, dma_addr_t len) { return dma_memory_rw_relaxed(as, addr, (void *)buf, len, - DMA_DIRECTION_FROM_DEVICE); + DMA_DIRECTION_FROM_DEVICE, + MEMTXATTRS_UNSPECIFIED); } /** @@ -117,14 +121,15 @@ static inline MemTxResult dma_memory_write_relaxed(AddressSpace *as, * @buf: buffer with the data transferred * @len: the number of bytes to read or write * @dir: indicates the transfer direction + * @attrs: memory transaction attributes */ static inline MemTxResult dma_memory_rw(AddressSpace *as, dma_addr_t addr, void *buf, dma_addr_t len, - DMADirection dir) + DMADirection dir, MemTxAttrs attrs) { dma_barrier(as, dir); - return dma_memory_rw_relaxed(as, addr, buf, len, dir); + return dma_memory_rw_relaxed(as, addr, buf, len, dir, attrs); } /** @@ -138,11 +143,14 @@ static inline MemTxResult dma_memory_rw(AddressSpace *as, dma_addr_t addr, * @addr: address within that address space * @buf: buffer with the data transferred * @len: length of the data transferred + * @attrs: memory transaction attributes */ static inline MemTxResult dma_memory_read(AddressSpace *as, dma_addr_t addr, - void *buf, dma_addr_t len) + void *buf, dma_addr_t len, + MemTxAttrs attrs) { - return dma_memory_rw(as, addr, buf, len, DMA_DIRECTION_TO_DEVICE); + return dma_memory_rw(as, addr, buf, len, + DMA_DIRECTION_TO_DEVICE, attrs); } /** @@ -156,12 +164,14 @@ static inline MemTxResult dma_memory_read(AddressSpace *as, dma_addr_t addr, * @addr: address within that address space * @buf: buffer with the data transferred * @len: the number of bytes to write + * @attrs: memory transaction attributes */ static inline MemTxResult dma_memory_write(AddressSpace *as, dma_addr_t addr, - const void *buf, dma_addr_t len) + const void *buf, dma_addr_t len, + MemTxAttrs attrs) { return dma_memory_rw(as, addr, (void *)buf, len, - DMA_DIRECTION_FROM_DEVICE); + DMA_DIRECTION_FROM_DEVICE, attrs); } /** @@ -175,9 +185,10 @@ static inline MemTxResult dma_memory_write(AddressSpace *as, dma_addr_t addr, * @addr: address within that address space * @c: constant byte to fill the memory * @len: the number of bytes to fill with the constant byte + * @attrs: memory transaction attributes */ MemTxResult dma_memory_set(AddressSpace *as, dma_addr_t addr, - uint8_t c, dma_addr_t len); + uint8_t c, dma_addr_t len, MemTxAttrs attrs); /** * address_space_map: Map a physical memory region into a host virtual address. @@ -191,16 +202,17 @@ MemTxResult dma_memory_set(AddressSpace *as, dma_addr_t addr, * @addr: address within that address space * @len: pointer to length of buffer; updated on return * @dir: indicates the transfer direction + * @attrs: memory attributes */ static inline void *dma_memory_map(AddressSpace *as, dma_addr_t addr, dma_addr_t *len, - DMADirection dir) + DMADirection dir, MemTxAttrs attrs) { hwaddr xlen = *len; void *p; p = address_space_map(as, addr, &xlen, dir == DMA_DIRECTION_FROM_DEVICE, - MEMTXATTRS_UNSPECIFIED); + attrs); *len = xlen; return p; } @@ -228,32 +240,34 @@ static inline void dma_memory_unmap(AddressSpace *as, } #define DEFINE_LDST_DMA(_lname, _sname, _bits, _end) \ - static inline uint##_bits##_t ld##_lname##_##_end##_dma(AddressSpace *as, \ - dma_addr_t addr) \ - { \ - uint##_bits##_t val; \ - dma_memory_read(as, addr, &val, (_bits) / 8); \ - return _end##_bits##_to_cpu(val); \ - } \ - static inline void st##_sname##_##_end##_dma(AddressSpace *as, \ - dma_addr_t addr, \ - uint##_bits##_t val) \ - { \ - val = cpu_to_##_end##_bits(val); \ - dma_memory_write(as, addr, &val, (_bits) / 8); \ + static inline MemTxResult ld##_lname##_##_end##_dma(AddressSpace *as, \ + dma_addr_t addr, \ + uint##_bits##_t *pval, \ + MemTxAttrs attrs) \ + { \ + MemTxResult res = dma_memory_read(as, addr, pval, (_bits) / 8, attrs); \ + _end##_bits##_to_cpus(pval); \ + return res; \ + } \ + static inline MemTxResult st##_sname##_##_end##_dma(AddressSpace *as, \ + dma_addr_t addr, \ + uint##_bits##_t val, \ + MemTxAttrs attrs) \ + { \ + val = cpu_to_##_end##_bits(val); \ + return dma_memory_write(as, addr, &val, (_bits) / 8, attrs); \ } -static inline uint8_t ldub_dma(AddressSpace *as, dma_addr_t addr) +static inline MemTxResult ldub_dma(AddressSpace *as, dma_addr_t addr, + uint8_t *val, MemTxAttrs attrs) { - uint8_t val; - - dma_memory_read(as, addr, &val, 1); - return val; + return dma_memory_read(as, addr, val, 1, attrs); } -static inline void stb_dma(AddressSpace *as, dma_addr_t addr, uint8_t val) +static inline MemTxResult stb_dma(AddressSpace *as, dma_addr_t addr, + uint8_t val, MemTxAttrs attrs) { - dma_memory_write(as, addr, &val, 1); + return dma_memory_write(as, addr, &val, 1, attrs); } DEFINE_LDST_DMA(uw, w, 16, le); @@ -290,8 +304,8 @@ BlockAIOCB *dma_blk_read(BlockBackend *blk, BlockAIOCB *dma_blk_write(BlockBackend *blk, QEMUSGList *sg, uint64_t offset, uint32_t align, BlockCompletionFunc *cb, void *opaque); -uint64_t dma_buf_read(uint8_t *ptr, int32_t len, QEMUSGList *sg); -uint64_t dma_buf_write(uint8_t *ptr, int32_t len, QEMUSGList *sg); +uint64_t dma_buf_read(void *ptr, int32_t len, QEMUSGList *sg, MemTxAttrs attrs); +uint64_t dma_buf_write(void *ptr, int32_t len, QEMUSGList *sg, MemTxAttrs attrs); void dma_acct_start(BlockBackend *blk, BlockAcctCookie *cookie, QEMUSGList *sg, enum BlockAcctType type); |