diff options
Diffstat (limited to 'cpu/mpc5xxx/sdma.h')
| -rw-r--r-- | cpu/mpc5xxx/sdma.h | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/cpu/mpc5xxx/sdma.h b/cpu/mpc5xxx/sdma.h deleted file mode 100644 index 8b740e4..0000000 --- a/cpu/mpc5xxx/sdma.h +++ /dev/null @@ -1,93 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * This file is based on code - * (C) Copyright Motorola, Inc., 2000 - * - * odin smartdma header file - */ - -#ifndef __MPC5XXX_SDMA_H -#define __MPC5XXX_SDMA_H - -#include <common.h> -#include <mpc5xxx.h> - -/* Task number assignment */ -#define FEC_RECV_TASK_NO 0 -#define FEC_XMIT_TASK_NO 1 - -/*---------------------------------------------------------------------*/ - -/* Stuff for Ethernet Tx/Rx tasks */ - -/*---------------------------------------------------------------------*/ - -/* Layout of Ethernet controller Parameter SRAM area: ----------------------------------------------------------------- -0x00: TBD_BASE, base address of TX BD ring -0x04: TBD_NEXT, address of next TX BD to be processed -0x08: RBD_BASE, base address of RX BD ring -0x0C: RBD_NEXT, address of next RX BD to be processed ---------------------------------------------------------------- -ALL PARAMETERS ARE ALL LONGWORDS (FOUR BYTES EACH). -*/ - -/* base address of SRAM area to store parameters used by Ethernet tasks */ -#define FEC_PARAM_BASE (MPC5XXX_SRAM + 0x0800) - -/* base address of SRAM area for buffer descriptors */ -#define FEC_BD_BASE (MPC5XXX_SRAM + 0x0820) - -/*---------------------------------------------------------------------*/ - -/* common shortcuts used by driver C code */ - -/*---------------------------------------------------------------------*/ - -/* Disable SmartDMA task */ -#define SDMA_TASK_DISABLE(tasknum) \ -{ \ - volatile ushort *tcr = (ushort *)(MPC5XXX_SDMA + 0x0000001c + 2 * tasknum); \ - *tcr = (*tcr) & (~0x8000); \ -} - -/* Enable SmartDMA task */ -#define SDMA_TASK_ENABLE(tasknum) \ -{ \ - volatile ushort *tcr = (ushort *) (MPC5XXX_SDMA + 0x0000001c + 2 * tasknum); \ - *tcr = (*tcr) | 0x8000; \ -} - -/* Enable interrupt */ -#define SDMA_INT_ENABLE(tasknum) \ -{ \ - struct mpc5xxx_sdma *sdma = (struct mpc5xxx_sdma *)MPC5XXX_SDMA; \ - sdma->IntMask &= ~(1 << tasknum); \ -} - -/* Disable interrupt */ -#define SDMA_INT_DISABLE(tasknum) \ -{ \ - struct mpc5xxx_sdma *sdma = (struct mpc5xxx_sdma *)MPC5XXX_SDMA; \ - sdma->IntMask |= (1 << tasknum); \ -} - - -/* Clear interrupt pending bits */ -#define SDMA_CLEAR_IEVENT(tasknum) \ -{ \ - struct mpc5xxx_sdma *sdma = (struct mpc5xxx_sdma *)MPC5XXX_SDMA; \ - sdma->IntPend = (1 << tasknum); \ -} - -/* get interupt pending bit of a task */ -#define SDMA_GET_PENDINGBIT(tasknum) \ - ((*(vu_long *)(MPC5XXX_SDMA + 0x14)) & (1<<(tasknum))) - -/* get interupt mask bit of a task */ -#define SDMA_GET_MASKBIT(tasknum) \ - ((*(vu_long *)(MPC5XXX_SDMA + 0x18)) & (1<<(tasknum))) - -#endif /* __MPC5XXX_SDMA_H */ |