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Diffstat (limited to 'include/lh7a400.h')
| -rw-r--r-- | include/lh7a400.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/include/lh7a400.h b/include/lh7a400.h new file mode 100644 index 0000000..e43667d --- /dev/null +++ b/include/lh7a400.h @@ -0,0 +1,93 @@ +/* + * 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 + */ + +/* + * lh7a400 SoC interface + */ + +#ifndef __LH7A400_H__ +#define __LH7A400_H__ + +#include "lh7a40x.h" + +/* Interrupt Controller (userguide 8.2.1) */ +typedef struct { + volatile u32 intsr; + volatile u32 intrsr; + volatile u32 intens; + volatile u32 intenc; + volatile u32 rsvd1; + volatile u32 rsvd2; + volatile u32 rsvd3; +} /*__attribute__((__packed__))*/ lh7a400_interrupt_t; +#define LH7A400_INTERRUPT_BASE (0x80000500) +#define LH7A400_INTERRUPT_PTR(name) lh7a400_interrupt_t* name = (lh7a400_interrupt_t*) LH7A400_INTERRUPT_BASE + +/* (DMA) Direct Memory Access Controller (userguide 9.2.1) */ +typedef struct { + volatile u32 maxcnt; + volatile u32 base; + volatile u32 current; + volatile u32 rsvd1; +} lh7a400_dmabuf_t; + +typedef struct { + volatile u32 control; + volatile u32 interrupt; + volatile u32 rsvd1; + volatile u32 status; + volatile u32 rsvd2; + volatile u32 remain; + volatile u32 rsvd3; + volatile u32 rsvd4; + lh7a400_dmabuf_t buf[2]; +} /*__attribute__((__packed__))*/ lh7a400_dmachan_t; + +typedef struct { + lh7a400_dmachan_t chan[15]; + volatile u32 glblint; + volatile u32 rsvd1; + volatile u32 rsvd2; + volatile u32 rsvd3; +} /*__attribute__((__packed__))*/ lh7a400_dma_t; +#define LH7A400_DMA_BASE (0x80002800) +#define DMA_USBTX_OFFSET (0x000) +#define DMA_USBRX_OFFSET (0x040) +#define DMA_MMCTX_OFFSET (0x080) +#define DMA_MMCRX_OFFSET (0x0C0) +#define DMA_AC97_BASE (0x80002A00) + +#define LH7A400_DMA_PTR(name) lh7a400_dma_t* name = (lh7a400_dma_t*) LH7A400_DMA_BASE +#define LH7A400_DMA_USBTX(name) \ + lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBTX_OFFSET) +#define LH7A400_DMA_USBRX(name) \ + lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBRX_OFFSET) +#define LH7A400_DMA_MMCTX(name) \ + lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCTX_OFFSET) +#define LH7A400_DMA_MMCRX(name) \ + lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCRX_OFFSET) +#define LH7A400_AC97RX(name,n) \ + lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \ + ((2*n) * sizeof(lh7a400_dmachan_t))) +#define LH7A400_AC97TX(name,n) \ + lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \ + (((2*n)+1) * sizeof(lh7a400_dmachan_t))) + +#endif /* __LH7A400_H__ */ |