sm501: Replace hand written implementation with pixman where possible
sm501: Clean up local variables in sm501_2d_operation
sm501: Use BIT(x) macro to shorten constant
sm501: Shorten long variable names in sm501_2d_operation
sm501: Convert printf + abort to qemu_log_mask
hw/net/net_tx_pkt: fix assertion failure in net_tx_pkt_add_raw_fragment()
hw/net/xgmac: Fix buffer overflow in xgmac_enet_send()
Signed-off-by: Ying Fang <fangying1@huawei.com>