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| author | Solomon Peachy <pizza@shaftnet.org> | 2020-08-28 21:45:58 -0400 |
|---|---|---|
| committer | Solomon Peachy <pizza@shaftnet.org> | 2020-09-03 15:34:28 -0400 |
| commit | 0cb162a76b16d58250a33e817af6a763e89a770a (patch) | |
| tree | af5ac50c1ec59f665e0a4845672a16d758b44953 /firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c | |
| parent | 1ae8213a64c23ac86173b8139e01c7cad350ec6b (diff) | |
| download | rockbox-0cb162a76b16d58250a33e817af6a763e89a770a.tar.gz rockbox-0cb162a76b16d58250a33e817af6a763e89a770a.zip | |
mips: Heavily rework DMA & caching code
Based on code originally written by Amaury Pouly (g#1789, g#1791, g#1527)
but rebased and heavily updated.
Change-Id: Ic794abb5e8d89feb4b88fc3abe854270fb28db70
Diffstat (limited to 'firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c')
| -rw-r--r-- | firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c b/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c index 0eb175c03f..56dd50814a 100644 --- a/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c +++ b/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c | |||
| @@ -417,7 +417,7 @@ static void jz_sd_receive_data_dma(struct sd_request *req) | |||
| 417 | #endif | 417 | #endif |
| 418 | 418 | ||
| 419 | /* flush dcache */ | 419 | /* flush dcache */ |
| 420 | //dma_cache_wback_inv((unsigned long) req->buffer, size); | 420 | discard_dcache_range(req->buffer, size); |
| 421 | /* setup dma channel */ | 421 | /* setup dma channel */ |
| 422 | REG_DMAC_DSAR(DMA_SD_RX_CHANNEL) = PHYSADDR(MSC_RXFIFO); /* DMA source addr */ | 422 | REG_DMAC_DSAR(DMA_SD_RX_CHANNEL) = PHYSADDR(MSC_RXFIFO); /* DMA source addr */ |
| 423 | REG_DMAC_DTAR(DMA_SD_RX_CHANNEL) = PHYSADDR((unsigned long) req->buffer); /* DMA dest addr */ | 423 | REG_DMAC_DTAR(DMA_SD_RX_CHANNEL) = PHYSADDR((unsigned long) req->buffer); /* DMA dest addr */ |
| @@ -452,7 +452,7 @@ static void jz_mmc_transmit_data_dma(struct mmc_request *req) | |||
| 452 | #endif | 452 | #endif |
| 453 | 453 | ||
| 454 | /* flush dcache */ | 454 | /* flush dcache */ |
| 455 | //dma_cache_wback_inv((unsigned long) req->buffer, size); | 455 | commit_discard_dcache_range(req->buffer, size); |
| 456 | /* setup dma channel */ | 456 | /* setup dma channel */ |
| 457 | REG_DMAC_DSAR(DMA_SD_TX_CHANNEL) = PHYSADDR((unsigned long) req->buffer); /* DMA source addr */ | 457 | REG_DMAC_DSAR(DMA_SD_TX_CHANNEL) = PHYSADDR((unsigned long) req->buffer); /* DMA source addr */ |
| 458 | REG_DMAC_DTAR(DMA_SD_TX_CHANNEL) = PHYSADDR(MSC_TXFIFO); /* DMA dest addr */ | 458 | REG_DMAC_DTAR(DMA_SD_TX_CHANNEL) = PHYSADDR(MSC_TXFIFO); /* DMA dest addr */ |