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amic: switch DMA code to mmu_map_dma_mem.

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This commit is contained in:
Maxim Poliakovski 2023-10-02 14:48:25 +02:00
parent f754f63f8f
commit 72d45fb0de
1 changed files with 10 additions and 12 deletions
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22
devices/ioctrl/amic.cpp
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@ -557,9 +557,10 @@ DmaPullResult AmicSndOutDma::pull_data(uint32_t req_len, uint32_t *avail_len,
uint32_t len = std::min((uint32_t)rem_len, req_len);
*p_data = mmu_get_dma_mem(
MapDmaResult res = mmu_map_dma_mem(
(this->snd_buf_num ? this->out_buf1 : this->out_buf0) + this->cur_buf_pos,
len, nullptr);
len, false);
*p_data = res.host_va;
this->cur_buf_pos += len;
*avail_len = len;
return DmaPullResult::MoreData;
@ -592,12 +593,11 @@ void AmicFloppyDma::write_ctrl(uint8_t value)
int AmicFloppyDma::push_data(const char* src_ptr, int len)
{
bool is_writable;
len = std::min((int)this->byte_count, len);
uint8_t *p_data = mmu_get_dma_mem(this->addr_ptr, len, &is_writable);
if (!is_writable) {
MapDmaResult res = mmu_map_dma_mem(this->addr_ptr, len, false);
uint8_t *p_data = res.host_va;
if (!res.is_writable) {
ABORT_F("AMIC: attempting DMA write to read-only memory");
}
std::memcpy(p_data, src_ptr, len);
@ -644,9 +644,8 @@ void AmicScsiDma::write_ctrl(uint8_t value)
int AmicScsiDma::push_data(const char* src_ptr, int len)
{
bool is_writable;
uint8_t *p_data = mmu_get_dma_mem(this->addr_ptr, len, &is_writable);
MapDmaResult res = mmu_map_dma_mem(this->addr_ptr, len, false);
uint8_t *p_data = res.host_va;
std::memcpy(p_data, src_ptr, len);
this->addr_ptr += len;
@ -657,9 +656,8 @@ int AmicScsiDma::push_data(const char* src_ptr, int len)
DmaPullResult AmicScsiDma::pull_data(uint32_t req_len, uint32_t *avail_len,
uint8_t **p_data)
{
bool is_writable;
*p_data = mmu_get_dma_mem(this->addr_ptr, req_len, &is_writable);
MapDmaResult res = mmu_map_dma_mem(this->addr_ptr, req_len, false);
*p_data = res.host_va;
this->addr_ptr += req_len;
*avail_len = req_len;
return DmaPullResult::MoreData;