ColdFire: Add MCF547x_8x dma code and header files
Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com>
Signed-off by: John Rigby <jrigby@freescale.com>
diff --git a/drivers/dma/MCD_tasksInit.c b/drivers/dma/MCD_tasksInit.c
new file mode 100644
index 0000000..0d28713
--- /dev/null
+++ b/drivers/dma/MCD_tasksInit.c
@@ -0,0 +1,247 @@
+/*
+ * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+/* Functions for initializing variable tables of different types of tasks. */
+
+/*
+ * Do not edit!
+ */
+
+#ifdef CONFIG_FSLDMAFEC
+
+#include <MCD_dma.h>
+
+extern dmaRegs *MCD_dmaBar;
+
+/* Task 0 */
+
+void MCD_startDmaChainNoEu(int *currBD, short srcIncr, short destIncr,
+ int xferSize, short xferSizeIncr, int *cSave,
+ volatile TaskTableEntry * taskTable, int channel)
+{
+ volatile TaskTableEntry *taskChan = taskTable + channel;
+
+ MCD_SET_VAR(taskChan, 2, (u32) currBD); /* var[2] */
+ MCD_SET_VAR(taskChan, 25, (u32) (0xe000 << 16) | (0xffff & srcIncr)); /* inc[1] */
+ MCD_SET_VAR(taskChan, 24, (u32) (0xe000 << 16) | (0xffff & destIncr)); /* inc[0] */
+ MCD_SET_VAR(taskChan, 11, (u32) xferSize); /* var[11] */
+ MCD_SET_VAR(taskChan, 26, (u32) (0x2000 << 16) | (0xffff & xferSizeIncr)); /* inc[2] */
+ MCD_SET_VAR(taskChan, 0, (u32) cSave); /* var[0] */
+ MCD_SET_VAR(taskChan, 1, (u32) 0x00000000); /* var[1] */
+ MCD_SET_VAR(taskChan, 3, (u32) 0x00000000); /* var[3] */
+ MCD_SET_VAR(taskChan, 4, (u32) 0x00000000); /* var[4] */
+ MCD_SET_VAR(taskChan, 5, (u32) 0x00000000); /* var[5] */
+ MCD_SET_VAR(taskChan, 6, (u32) 0x00000000); /* var[6] */
+ MCD_SET_VAR(taskChan, 7, (u32) 0x00000000); /* var[7] */
+ MCD_SET_VAR(taskChan, 8, (u32) 0x00000000); /* var[8] */
+ MCD_SET_VAR(taskChan, 9, (u32) 0x00000000); /* var[9] */
+ MCD_SET_VAR(taskChan, 10, (u32) 0x00000000); /* var[10] */
+ MCD_SET_VAR(taskChan, 12, (u32) 0x00000000); /* var[12] */
+ MCD_SET_VAR(taskChan, 13, (u32) 0x80000000); /* var[13] */
+ MCD_SET_VAR(taskChan, 14, (u32) 0x00000010); /* var[14] */
+ MCD_SET_VAR(taskChan, 15, (u32) 0x00000004); /* var[15] */
+ MCD_SET_VAR(taskChan, 16, (u32) 0x08000000); /* var[16] */
+ MCD_SET_VAR(taskChan, 27, (u32) 0x00000000); /* inc[3] */
+ MCD_SET_VAR(taskChan, 28, (u32) 0x80000000); /* inc[4] */
+ MCD_SET_VAR(taskChan, 29, (u32) 0x80000001); /* inc[5] */
+ MCD_SET_VAR(taskChan, 30, (u32) 0x40000000); /* inc[6] */
+
+ /* Set the task's Enable bit in its Task Control Register */
+ MCD_dmaBar->taskControl[channel] |= (u16) 0x8000;
+}
+
+/* Task 1 */
+
+void MCD_startDmaSingleNoEu(char *srcAddr, short srcIncr, char *destAddr,
+ short destIncr, int dmaSize, short xferSizeIncr,
+ int flags, int *currBD, int *cSave,
+ volatile TaskTableEntry * taskTable, int channel)
+{
+ volatile TaskTableEntry *taskChan = taskTable + channel;
+
+ MCD_SET_VAR(taskChan, 7, (u32) srcAddr); /* var[7] */
+ MCD_SET_VAR(taskChan, 25, (u32) (0xe000 << 16) | (0xffff & srcIncr)); /* inc[1] */
+ MCD_SET_VAR(taskChan, 2, (u32) destAddr); /* var[2] */
+ MCD_SET_VAR(taskChan, 24, (u32) (0xe000 << 16) | (0xffff & destIncr)); /* inc[0] */
+ MCD_SET_VAR(taskChan, 3, (u32) dmaSize); /* var[3] */
+ MCD_SET_VAR(taskChan, 26, (u32) (0x2000 << 16) | (0xffff & xferSizeIncr)); /* inc[2] */
+ MCD_SET_VAR(taskChan, 5, (u32) flags); /* var[5] */
+ MCD_SET_VAR(taskChan, 1, (u32) currBD); /* var[1] */
+ MCD_SET_VAR(taskChan, 0, (u32) cSave); /* var[0] */
+ MCD_SET_VAR(taskChan, 4, (u32) 0x00000000); /* var[4] */
+ MCD_SET_VAR(taskChan, 6, (u32) 0x00000000); /* var[6] */
+ MCD_SET_VAR(taskChan, 8, (u32) 0x00000000); /* var[8] */
+ MCD_SET_VAR(taskChan, 9, (u32) 0x00000004); /* var[9] */
+ MCD_SET_VAR(taskChan, 10, (u32) 0x08000000); /* var[10] */
+ MCD_SET_VAR(taskChan, 27, (u32) 0x00000000); /* inc[3] */
+ MCD_SET_VAR(taskChan, 28, (u32) 0x80000001); /* inc[4] */
+ MCD_SET_VAR(taskChan, 29, (u32) 0x40000000); /* inc[5] */
+
+ /* Set the task's Enable bit in its Task Control Register */
+ MCD_dmaBar->taskControl[channel] |= (u16) 0x8000;
+}
+
+/* Task 2 */
+
+void MCD_startDmaChainEu(int *currBD, short srcIncr, short destIncr,
+ int xferSize, short xferSizeIncr, int *cSave,
+ volatile TaskTableEntry * taskTable, int channel)
+{
+ volatile TaskTableEntry *taskChan = taskTable + channel;
+
+ MCD_SET_VAR(taskChan, 3, (u32) currBD); /* var[3] */
+ MCD_SET_VAR(taskChan, 25, (u32) (0xe000 << 16) | (0xffff & srcIncr)); /* inc[1] */
+ MCD_SET_VAR(taskChan, 24, (u32) (0xe000 << 16) | (0xffff & destIncr)); /* inc[0] */
+ MCD_SET_VAR(taskChan, 12, (u32) xferSize); /* var[12] */
+ MCD_SET_VAR(taskChan, 26, (u32) (0x2000 << 16) | (0xffff & xferSizeIncr)); /* inc[2] */
+ MCD_SET_VAR(taskChan, 0, (u32) cSave); /* var[0] */
+ MCD_SET_VAR(taskChan, 1, (u32) 0x00000000); /* var[1] */
+ MCD_SET_VAR(taskChan, 2, (u32) 0x00000000); /* var[2] */
+ MCD_SET_VAR(taskChan, 4, (u32) 0x00000000); /* var[4] */
+ MCD_SET_VAR(taskChan, 5, (u32) 0x00000000); /* var[5] */
+ MCD_SET_VAR(taskChan, 6, (u32) 0x00000000); /* var[6] */
+ MCD_SET_VAR(taskChan, 7, (u32) 0x00000000); /* var[7] */
+ MCD_SET_VAR(taskChan, 8, (u32) 0x00000000); /* var[8] */
+ MCD_SET_VAR(taskChan, 9, (u32) 0x00000000); /* var[9] */
+ MCD_SET_VAR(taskChan, 10, (u32) 0x00000000); /* var[10] */
+ MCD_SET_VAR(taskChan, 11, (u32) 0x00000000); /* var[11] */
+ MCD_SET_VAR(taskChan, 13, (u32) 0x00000000); /* var[13] */
+ MCD_SET_VAR(taskChan, 14, (u32) 0x80000000); /* var[14] */
+ MCD_SET_VAR(taskChan, 15, (u32) 0x00000010); /* var[15] */
+ MCD_SET_VAR(taskChan, 16, (u32) 0x00000001); /* var[16] */
+ MCD_SET_VAR(taskChan, 17, (u32) 0x00000004); /* var[17] */
+ MCD_SET_VAR(taskChan, 18, (u32) 0x08000000); /* var[18] */
+ MCD_SET_VAR(taskChan, 27, (u32) 0x00000000); /* inc[3] */
+ MCD_SET_VAR(taskChan, 28, (u32) 0x80000000); /* inc[4] */
+ MCD_SET_VAR(taskChan, 29, (u32) 0xc0000000); /* inc[5] */
+ MCD_SET_VAR(taskChan, 30, (u32) 0x80000001); /* inc[6] */
+ MCD_SET_VAR(taskChan, 31, (u32) 0x40000000); /* inc[7] */
+
+ /* Set the task's Enable bit in its Task Control Register */
+ MCD_dmaBar->taskControl[channel] |= (u16) 0x8000;
+}
+
+/* Task 3 */
+
+void MCD_startDmaSingleEu(char *srcAddr, short srcIncr, char *destAddr,
+ short destIncr, int dmaSize, short xferSizeIncr,
+ int flags, int *currBD, int *cSave,
+ volatile TaskTableEntry * taskTable, int channel)
+{
+ volatile TaskTableEntry *taskChan = taskTable + channel;
+
+ MCD_SET_VAR(taskChan, 8, (u32) srcAddr); /* var[8] */
+ MCD_SET_VAR(taskChan, 25, (u32) (0xe000 << 16) | (0xffff & srcIncr)); /* inc[1] */
+ MCD_SET_VAR(taskChan, 3, (u32) destAddr); /* var[3] */
+ MCD_SET_VAR(taskChan, 24, (u32) (0xe000 << 16) | (0xffff & destIncr)); /* inc[0] */
+ MCD_SET_VAR(taskChan, 4, (u32) dmaSize); /* var[4] */
+ MCD_SET_VAR(taskChan, 26, (u32) (0x2000 << 16) | (0xffff & xferSizeIncr)); /* inc[2] */
+ MCD_SET_VAR(taskChan, 6, (u32) flags); /* var[6] */
+ MCD_SET_VAR(taskChan, 2, (u32) currBD); /* var[2] */
+ MCD_SET_VAR(taskChan, 0, (u32) cSave); /* var[0] */
+ MCD_SET_VAR(taskChan, 1, (u32) 0x00000000); /* var[1] */
+ MCD_SET_VAR(taskChan, 5, (u32) 0x00000000); /* var[5] */
+ MCD_SET_VAR(taskChan, 7, (u32) 0x00000000); /* var[7] */
+ MCD_SET_VAR(taskChan, 9, (u32) 0x00000000); /* var[9] */
+ MCD_SET_VAR(taskChan, 10, (u32) 0x00000001); /* var[10] */
+ MCD_SET_VAR(taskChan, 11, (u32) 0x00000004); /* var[11] */
+ MCD_SET_VAR(taskChan, 12, (u32) 0x08000000); /* var[12] */
+ MCD_SET_VAR(taskChan, 27, (u32) 0x00000000); /* inc[3] */
+ MCD_SET_VAR(taskChan, 28, (u32) 0xc0000000); /* inc[4] */
+ MCD_SET_VAR(taskChan, 29, (u32) 0x80000000); /* inc[5] */
+ MCD_SET_VAR(taskChan, 30, (u32) 0x80000001); /* inc[6] */
+ MCD_SET_VAR(taskChan, 31, (u32) 0x40000000); /* inc[7] */
+
+ /* Set the task's Enable bit in its Task Control Register */
+ MCD_dmaBar->taskControl[channel] |= (u16) 0x8000;
+}
+
+/* Task 4 */
+
+void MCD_startDmaENetRcv(char *bDBase, char *currBD, char *rcvFifoPtr,
+ volatile TaskTableEntry * taskTable, int channel)
+{
+ volatile TaskTableEntry *taskChan = taskTable + channel;
+
+ MCD_SET_VAR(taskChan, 0, (u32) bDBase); /* var[0] */
+ MCD_SET_VAR(taskChan, 3, (u32) currBD); /* var[3] */
+ MCD_SET_VAR(taskChan, 6, (u32) rcvFifoPtr); /* var[6] */
+ MCD_SET_VAR(taskChan, 1, (u32) 0x00000000); /* var[1] */
+ MCD_SET_VAR(taskChan, 2, (u32) 0x00000000); /* var[2] */
+ MCD_SET_VAR(taskChan, 4, (u32) 0x00000000); /* var[4] */
+ MCD_SET_VAR(taskChan, 5, (u32) 0x00000000); /* var[5] */
+ MCD_SET_VAR(taskChan, 7, (u32) 0x00000000); /* var[7] */
+ MCD_SET_VAR(taskChan, 8, (u32) 0x00000000); /* var[8] */
+ MCD_SET_VAR(taskChan, 9, (u32) 0x0000ffff); /* var[9] */
+ MCD_SET_VAR(taskChan, 10, (u32) 0x30000000); /* var[10] */
+ MCD_SET_VAR(taskChan, 11, (u32) 0x0fffffff); /* var[11] */
+ MCD_SET_VAR(taskChan, 12, (u32) 0x00000008); /* var[12] */
+ MCD_SET_VAR(taskChan, 24, (u32) 0x00000000); /* inc[0] */
+ MCD_SET_VAR(taskChan, 25, (u32) 0x60000000); /* inc[1] */
+ MCD_SET_VAR(taskChan, 26, (u32) 0x20000004); /* inc[2] */
+ MCD_SET_VAR(taskChan, 27, (u32) 0x40000000); /* inc[3] */
+
+ /* Set the task's Enable bit in its Task Control Register */
+ MCD_dmaBar->taskControl[channel] |= (u16) 0x8000;
+}
+
+/* Task 5 */
+
+void MCD_startDmaENetXmit(char *bDBase, char *currBD, char *xmitFifoPtr,
+ volatile TaskTableEntry * taskTable, int channel)
+{
+ volatile TaskTableEntry *taskChan = taskTable + channel;
+
+ MCD_SET_VAR(taskChan, 0, (u32) bDBase); /* var[0] */
+ MCD_SET_VAR(taskChan, 3, (u32) currBD); /* var[3] */
+ MCD_SET_VAR(taskChan, 11, (u32) xmitFifoPtr); /* var[11] */
+ MCD_SET_VAR(taskChan, 1, (u32) 0x00000000); /* var[1] */
+ MCD_SET_VAR(taskChan, 2, (u32) 0x00000000); /* var[2] */
+ MCD_SET_VAR(taskChan, 4, (u32) 0x00000000); /* var[4] */
+ MCD_SET_VAR(taskChan, 5, (u32) 0x00000000); /* var[5] */
+ MCD_SET_VAR(taskChan, 6, (u32) 0x00000000); /* var[6] */
+ MCD_SET_VAR(taskChan, 7, (u32) 0x00000000); /* var[7] */
+ MCD_SET_VAR(taskChan, 8, (u32) 0x00000000); /* var[8] */
+ MCD_SET_VAR(taskChan, 9, (u32) 0x00000000); /* var[9] */
+ MCD_SET_VAR(taskChan, 10, (u32) 0x00000000); /* var[10] */
+ MCD_SET_VAR(taskChan, 12, (u32) 0x00000000); /* var[12] */
+ MCD_SET_VAR(taskChan, 13, (u32) 0x0000ffff); /* var[13] */
+ MCD_SET_VAR(taskChan, 14, (u32) 0xffffffff); /* var[14] */
+ MCD_SET_VAR(taskChan, 15, (u32) 0x00000004); /* var[15] */
+ MCD_SET_VAR(taskChan, 16, (u32) 0x00000008); /* var[16] */
+ MCD_SET_VAR(taskChan, 24, (u32) 0x00000000); /* inc[0] */
+ MCD_SET_VAR(taskChan, 25, (u32) 0x60000000); /* inc[1] */
+ MCD_SET_VAR(taskChan, 26, (u32) 0x40000000); /* inc[2] */
+ MCD_SET_VAR(taskChan, 27, (u32) 0xc000fffc); /* inc[3] */
+ MCD_SET_VAR(taskChan, 28, (u32) 0xe0000004); /* inc[4] */
+ MCD_SET_VAR(taskChan, 29, (u32) 0x80000000); /* inc[5] */
+ MCD_SET_VAR(taskChan, 30, (u32) 0x4000ffff); /* inc[6] */
+ MCD_SET_VAR(taskChan, 31, (u32) 0xe0000001); /* inc[7] */
+
+ /* Set the task's Enable bit in its Task Control Register */
+ MCD_dmaBar->taskControl[channel] |= (u16) 0x8000;
+}
+
+#endif /* CONFIG_FSLDMAFEC */
+
diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
new file mode 100644
index 0000000..2dd5a0e
--- /dev/null
+++ b/drivers/dma/Makefile
@@ -0,0 +1,46 @@
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB := $(obj)libdma.a
+
+COBJS-y += MCD_tasksInit.o MCD_dmaApi.o MCD_tasks.o
+
+COBJS := $(COBJS-y)
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+
+all: $(LIB)
+
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################