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| author | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-10 18:15:49 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-06-20 16:39:52 +0200 |
| commit | df32fd1c9f53dd3b7abd28e29f851965039eabda (patch) | |
| tree | 37996235c390c2c368f595090642b1aedea3b5db /hw/sd | |
| parent | 96478592a93f93322ecc20d0a6eccb4d4ef33c7a (diff) | |
| download | qemu-df32fd1c9f53dd3b7abd28e29f851965039eabda.tar.gz qemu-df32fd1c9f53dd3b7abd28e29f851965039eabda.tar.bz2 qemu-df32fd1c9f53dd3b7abd28e29f851965039eabda.zip | |
dma: eliminate DMAContext
The DMAContext is a simple pointer to an AddressSpace that is now always
already available. Make everyone hold the address space directly,
and clean up the DMA API to use the AddressSpace directly.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/sd')
| -rw-r--r-- | hw/sd/sdhci.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c index e64899cafb..00650674bd 100644 --- a/hw/sd/sdhci.c +++ b/hw/sd/sdhci.c @@ -496,7 +496,7 @@ static void sdhci_sdma_transfer_multi_blocks(SDHCIState *s) s->blkcnt--; } } - dma_memory_write(&dma_context_memory, s->sdmasysad, + dma_memory_write(&address_space_memory, s->sdmasysad, &s->fifo_buffer[begin], s->data_count - begin); s->sdmasysad += s->data_count - begin; if (s->data_count == block_size) { @@ -518,7 +518,7 @@ static void sdhci_sdma_transfer_multi_blocks(SDHCIState *s) s->data_count = block_size; boundary_count -= block_size - begin; } - dma_memory_read(&dma_context_memory, s->sdmasysad, + dma_memory_read(&address_space_memory, s->sdmasysad, &s->fifo_buffer[begin], s->data_count); s->sdmasysad += s->data_count - begin; if (s->data_count == block_size) { @@ -557,10 +557,10 @@ static void sdhci_sdma_transfer_single_block(SDHCIState *s) for (n = 0; n < datacnt; n++) { s->fifo_buffer[n] = sd_read_data(s->card); } - dma_memory_write(&dma_context_memory, s->sdmasysad, s->fifo_buffer, + dma_memory_write(&address_space_memory, s->sdmasysad, s->fifo_buffer, datacnt); } else { - dma_memory_read(&dma_context_memory, s->sdmasysad, s->fifo_buffer, + dma_memory_read(&address_space_memory, s->sdmasysad, s->fifo_buffer, datacnt); for (n = 0; n < datacnt; n++) { sd_write_data(s->card, s->fifo_buffer[n]); @@ -588,7 +588,7 @@ static void get_adma_description(SDHCIState *s, ADMADescr *dscr) hwaddr entry_addr = (hwaddr)s->admasysaddr; switch (SDHC_DMA_TYPE(s->hostctl)) { case SDHC_CTRL_ADMA2_32: - dma_memory_read(&dma_context_memory, entry_addr, (uint8_t *)&adma2, + dma_memory_read(&address_space_memory, entry_addr, (uint8_t *)&adma2, sizeof(adma2)); adma2 = le64_to_cpu(adma2); /* The spec does not specify endianness of descriptor table. @@ -600,7 +600,7 @@ static void get_adma_description(SDHCIState *s, ADMADescr *dscr) dscr->incr = 8; break; case SDHC_CTRL_ADMA1_32: - dma_memory_read(&dma_context_memory, entry_addr, (uint8_t *)&adma1, + dma_memory_read(&address_space_memory, entry_addr, (uint8_t *)&adma1, sizeof(adma1)); adma1 = le32_to_cpu(adma1); dscr->addr = (hwaddr)(adma1 & 0xFFFFF000); @@ -613,12 +613,12 @@ static void get_adma_description(SDHCIState *s, ADMADescr *dscr) } break; case SDHC_CTRL_ADMA2_64: - dma_memory_read(&dma_context_memory, entry_addr, + dma_memory_read(&address_space_memory, entry_addr, (uint8_t *)(&dscr->attr), 1); - dma_memory_read(&dma_context_memory, entry_addr + 2, + dma_memory_read(&address_space_memory, entry_addr + 2, (uint8_t *)(&dscr->length), 2); dscr->length = le16_to_cpu(dscr->length); - dma_memory_read(&dma_context_memory, entry_addr + 4, + dma_memory_read(&address_space_memory, entry_addr + 4, (uint8_t *)(&dscr->addr), 8); dscr->attr = le64_to_cpu(dscr->attr); dscr->attr &= 0xfffffff8; @@ -678,7 +678,7 @@ static void sdhci_do_adma(SDHCIState *s) s->data_count = block_size; length -= block_size - begin; } - dma_memory_write(&dma_context_memory, dscr.addr, + dma_memory_write(&address_space_memory, dscr.addr, &s->fifo_buffer[begin], s->data_count - begin); dscr.addr += s->data_count - begin; @@ -702,7 +702,7 @@ static void sdhci_do_adma(SDHCIState *s) s->data_count = block_size; length -= block_size - begin; } - dma_memory_read(&dma_context_memory, dscr.addr, + dma_memory_read(&address_space_memory, dscr.addr, &s->fifo_buffer[begin], s->data_count); dscr.addr += s->data_count - begin; if (s->data_count == block_size) { |