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| author | Matthias Fuchs <matthias.fuchs@esd-electronics.com> | 2007-11-09 15:36:44 +0100 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2007-11-09 16:42:15 +0100 |
| commit | fbde2169d2c48fcc9ff03489534a78ffb0a8a0d4 (patch) | |
| tree | 95b5f82ac3145e0ed63e03a3d9f926feb29984b5 /cpu/ppc4xx | |
| parent | b53313dbfc74525d85f1e7e0102f902d5c863beb (diff) | |
| download | u-boot-imx-fbde2169d2c48fcc9ff03489534a78ffb0a8a0d4.zip u-boot-imx-fbde2169d2c48fcc9ff03489534a78ffb0a8a0d4.tar.gz u-boot-imx-fbde2169d2c48fcc9ff03489534a78ffb0a8a0d4.tar.bz2 | |
ppc4xx: Remove redundant code from 4xx network driver
This patch removes some redundant code and decrements the end
address of cache flush and invalidate by 1.
Signed-off-by: Matthias Fuchs <matthias.fuchs@esd-electronics.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'cpu/ppc4xx')
| -rw-r--r-- | cpu/ppc4xx/4xx_enet.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c index c08bf61..c20dc73 100644 --- a/cpu/ppc4xx/4xx_enet.c +++ b/cpu/ppc4xx/4xx_enet.c @@ -849,9 +849,7 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis) } #ifdef CONFIG_4xx_DCACHE - flush_dcache_range(bd_cached, bd_cached + MAL_ALLOC_SIZE); - hw_p->tx_phys = bd_cached; - hw_p->rx_phys = bd_cached + MAL_TX_DESC_SIZE; + flush_dcache_range(bd_cached, bd_cached + MAL_ALLOC_SIZE - 1); bd_uncached = bis->bi_memsize; program_tlb(bd_cached, bd_uncached, MAL_ALLOC_SIZE, TLB_WORD2_I_ENABLE); @@ -1066,7 +1064,7 @@ static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr, /* memcpy ((void *) &tx_buff[tx_slot], (const void *) ptr, len); */ memcpy ((void *) hw_p->txbuf_ptr, (const void *) ptr, len); - flush_dcache_range((u32)hw_p->txbuf_ptr, (u32)hw_p->txbuf_ptr + len); + flush_dcache_range((u32)hw_p->txbuf_ptr, (u32)hw_p->txbuf_ptr + len - 1); /*-----------------------------------------------------------------------+ * set TX Buffer busy, and send it @@ -1568,7 +1566,7 @@ static int ppc_4xx_eth_rx (struct eth_device *dev) /* NetReceive(NetRxPackets[i], length); */ invalidate_dcache_range((u32)hw_p->rx[user_index].data_ptr, (u32)hw_p->rx[user_index].data_ptr + - length - 4); + length - 4 - 1); NetReceive (NetRxPackets[user_index], length - 4); /* Free Recv Buffer */ hw_p->rx[user_index].ctrl |= MAL_RX_CTRL_EMPTY; |