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authorMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2017-10-27 13:09:03 +0100
committerMark Cave-Ayland <mark.cave-ayland@ilande.co.uk>2017-10-31 17:25:37 +0000
commit3cc71c7992704c595b9945fe98fdc4d2d08ce48c (patch)
treef30620abcd654cf9f86ac8ffe474f1c439b39ab6 /hw
parentc413e9a426e263816dd2c11c62589e0532bcf7e9 (diff)
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sun4m_iommu: remove legacy sparc_iommu_memory_rw() function
With the switch to the IOMMU memory region and DMA API, this is no longer required. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Diffstat (limited to 'hw')
-rw-r--r--hw/dma/sun4m_iommu.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/hw/dma/sun4m_iommu.c b/hw/dma/sun4m_iommu.c
index ce21a22..30a05e8 100644
--- a/hw/dma/sun4m_iommu.c
+++ b/hw/dma/sun4m_iommu.c
@@ -321,39 +321,6 @@ static IOMMUTLBEntry sun4m_translate_iommu(IOMMUMemoryRegion *iommu,
return ret;
}
-void sparc_iommu_memory_rw(void *opaque, hwaddr addr,
- uint8_t *buf, int len, int is_write)
-{
- int l;
- uint32_t flags;
- hwaddr page, phys_addr;
-
- while (len > 0) {
- page = addr & IOMMU_PAGE_MASK;
- l = (page + IOMMU_PAGE_SIZE) - addr;
- if (l > len)
- l = len;
- flags = iommu_page_get_flags(opaque, page);
- if (!(flags & IOPTE_VALID)) {
- iommu_bad_addr(opaque, page, is_write);
- return;
- }
- phys_addr = iommu_translate_pa(addr, flags);
- if (is_write) {
- if (!(flags & IOPTE_WRITE)) {
- iommu_bad_addr(opaque, page, is_write);
- return;
- }
- cpu_physical_memory_write(phys_addr, buf, l);
- } else {
- cpu_physical_memory_read(phys_addr, buf, l);
- }
- len -= l;
- buf += l;
- addr += l;
- }
-}
-
static const VMStateDescription vmstate_iommu = {
.name ="iommu",
.version_id = 2,